rnd-19990124-2
[rocksndiamonds.git] / src / editor.c
index 871eafa8aed419c25c41fcdbaf4e74d0d1c3fd40..64e96e24164b6515b4c6ae7bcd3a52ead062fe1b 100644 (file)
 /***********************************************************
 *  Rocks'n'Diamonds -- McDuffin Strikes Back!              *
 *----------------------------------------------------------*
-*  ©1995 Artsoft Development                               *
-*        Holger Schemel                                    *
-*        33659 Bielefeld-Senne                             *
-*        Telefon: (0521) 493245                            *
-*        eMail: aeglos@valinor.owl.de                      *
-*               aeglos@uni-paderborn.de                    *
-*               q99492@pbhrzx.uni-paderborn.de             *
+*  (c) 1995-98 Artsoft Entertainment                       *
+*              Holger Schemel                              *
+*              Oststrasse 11a                              *
+*              33604 Bielefeld                             *
+*              phone: ++49 +521 290471                     *
+*              email: aeglos@valinor.owl.de                *
 *----------------------------------------------------------*
 *  editor.c                                                *
 ***********************************************************/
 
+#include <math.h>
+
 #include "editor.h"
 #include "screens.h"
 #include "tools.h"
 #include "misc.h"
 #include "buttons.h"
 #include "files.h"
+#include "game.h"
+#include "tape.h"
+
+/* positions in the level editor */
+#define ED_WIN_MB_LEFT_XPOS            7
+#define ED_WIN_MB_LEFT_YPOS            6
+#define ED_WIN_LEVELNR_XPOS            77
+#define ED_WIN_LEVELNR_YPOS            7
+#define ED_WIN_MB_MIDDLE_XPOS          7
+#define ED_WIN_MB_MIDDLE_YPOS          258
+#define ED_WIN_MB_RIGHT_XPOS           77
+#define ED_WIN_MB_RIGHT_YPOS           258
+
+/* other constants for the editor */
+#define ED_SCROLL_NO                   0
+#define ED_SCROLL_LEFT                 1
+#define ED_SCROLL_RIGHT                        2
+#define ED_SCROLL_UP                   4
+#define ED_SCROLL_DOWN                 8
+
+/* screens in the level editor */
+#define ED_MODE_DRAWING                        0
+#define ED_MODE_INFO                   1
+#define ED_MODE_PROPERTIES             2
+
+/* how many steps can be cancelled */
+#define NUM_UNDO_STEPS                 (10 + 1)
+
+/* values for random placement */
+#define RANDOM_USE_PERCENTAGE          0
+#define RANDOM_USE_NUM_OBJECTS         1
+
+/* values for elements with score */
+#define MIN_SCORE                      0
+#define MAX_SCORE                      255
+
+/* values for elements with content */
+#define MIN_ELEM_CONTENT               1
+#define MAX_ELEM_CONTENT               8
+
+/* values for the control window */
+#define ED_CTRL_BUTTONS_GFX_YPOS       236
+#define ED_CTRL_BUTTONS_ALT_GFX_YPOS   142
+
+#define ED_CTRL1_BUTTONS_HORIZ         4
+#define ED_CTRL1_BUTTONS_VERT          4
+#define ED_CTRL1_BUTTON_XSIZE          22
+#define ED_CTRL1_BUTTON_YSIZE          22
+#define ED_CTRL1_BUTTONS_XPOS          6
+#define ED_CTRL1_BUTTONS_YPOS          6
+#define ED_CTRL2_BUTTONS_HORIZ         3
+#define ED_CTRL2_BUTTONS_VERT          2
+#define ED_CTRL2_BUTTON_XSIZE          30
+#define ED_CTRL2_BUTTON_YSIZE          20
+#define ED_CTRL2_BUTTONS_XPOS          5
+#define ED_CTRL2_BUTTONS_YPOS          99
+#define ED_NUM_CTRL1_BUTTONS   (ED_CTRL1_BUTTONS_HORIZ * ED_CTRL1_BUTTONS_VERT)
+#define ED_NUM_CTRL2_BUTTONS   (ED_CTRL2_BUTTONS_HORIZ * ED_CTRL2_BUTTONS_VERT)
+#define ED_NUM_CTRL_BUTTONS    (ED_NUM_CTRL1_BUTTONS + ED_NUM_CTRL2_BUTTONS)
+
+/* values for the element list */
+#define ED_ELEMENTLIST_UP_XPOS         35
+#define ED_ELEMENTLIST_UP_YPOS         5
+#define ED_ELEMENTLIST_UP_ALT_YPOS     140
+#define ED_ELEMENTLIST_DOWN_XPOS       35
+#define ED_ELEMENTLIST_DOWN_YPOS       250
+#define ED_ELEMENTLIST_DOWN_ALT_YPOS   165
+#define ED_ELEMENTLIST_UPDOWN_XSIZE    30
+#define ED_ELEMENTLIST_UPDOWN_YSIZE    25
+#define ED_ELEMENTLIST_XPOS            6
+#define ED_ELEMENTLIST_YPOS            30
+#define ED_ELEMENTLIST_ALT_YPOS                190
+#define ED_ELEMENTLIST_XSIZE           22
+#define ED_ELEMENTLIST_YSIZE           22
+#define ED_ELEMENTLIST_BUTTONS_HORIZ   4
+#define ED_ELEMENTLIST_BUTTONS_VERT    10
+#define ED_NUM_ELEMENTLIST_BUTTONS     (ED_ELEMENTLIST_BUTTONS_HORIZ * \
+                                        ED_ELEMENTLIST_BUTTONS_VERT)
+
+/* values for element properties window */
+#define ED_PROPERTIES_XPOS             (TILEX - MINI_TILEX/2)
+
+/* values for level information window */
+#define ED_LEVELINFO_XPOS              (TILEX - MINI_TILEX/2)
+#define ED_LEVELINFO_YPOS              (TILEY - MINI_TILEY/2)
+
+/* values for counter gadgets */
+#define ED_COUNT_VALUE_XOFFSET         5
+#define ED_COUNT_VALUE_YOFFSET         3
+#define ED_COUNT_ELEM_SCORE_XPOS       ED_PROPERTIES_XPOS
+#define ED_COUNT_ELEM_SCORE_YPOS       (14 * MINI_TILEY)
+#define ED_COUNT_ELEM_CONTENT_XPOS     ED_PROPERTIES_XPOS
+#define ED_COUNT_ELEM_CONTENT_YPOS     (17 * MINI_TILEY)
+#define ED_COUNTER_YSTART              (ED_LEVELINFO_YPOS + 3 * TILEY)
+#define ED_COUNTER_YDISTANCE           (3 * MINI_TILEY)
+#define ED_COUNTER_YPOS(n)             (ED_COUNTER_YSTART + \
+                                        n * ED_COUNTER_YDISTANCE)
+/* standard distances */
+#define ED_BORDER_SIZE                 3
+#define ED_GADGET_DISTANCE             2
+
+/* values for element content drawing areas */
+#define ED_AREA_ELEM_CONTENT_XPOS      (TILEX)
+#define ED_AREA_ELEM_CONTENT_YPOS      (10 * TILEY)
+
+/* values for scrolling gadgets */
+#define ED_SCROLLBUTTON_XPOS           24
+#define ED_SCROLLBUTTON_YPOS           0
+#define ED_SCROLLBAR_XPOS              24
+#define ED_SCROLLBAR_YPOS              64
+
+#define ED_SCROLLBUTTON_XSIZE          16
+#define ED_SCROLLBUTTON_YSIZE          16
+
+#define ED_SCROLL_UP_XPOS              (SXSIZE - ED_SCROLLBUTTON_XSIZE)
+#define ED_SCROLL_UP_YPOS              (0)
+#define ED_SCROLL_DOWN_XPOS            ED_SCROLL_UP_XPOS
+#define ED_SCROLL_DOWN_YPOS            (SYSIZE - 3 * ED_SCROLLBUTTON_YSIZE)
+#define ED_SCROLL_LEFT_XPOS            (0)
+#define ED_SCROLL_LEFT_YPOS            (SYSIZE - 2 * ED_SCROLLBUTTON_YSIZE)
+#define ED_SCROLL_RIGHT_XPOS           (SXSIZE - 2 * ED_SCROLLBUTTON_XSIZE)
+#define ED_SCROLL_RIGHT_YPOS           ED_SCROLL_LEFT_YPOS
+#define ED_SCROLL_VERTICAL_XPOS                ED_SCROLL_UP_XPOS
+#define ED_SCROLL_VERTICAL_YPOS          (ED_SCROLL_UP_YPOS + ED_SCROLLBUTTON_YSIZE)
+#define ED_SCROLL_VERTICAL_XSIZE       ED_SCROLLBUTTON_XSIZE
+#define ED_SCROLL_VERTICAL_YSIZE       (SYSIZE - 4 * ED_SCROLLBUTTON_YSIZE)
+#define ED_SCROLL_HORIZONTAL_XPOS (ED_SCROLL_LEFT_XPOS + ED_SCROLLBUTTON_XSIZE)
+#define ED_SCROLL_HORIZONTAL_YPOS      ED_SCROLL_LEFT_YPOS
+#define ED_SCROLL_HORIZONTAL_XSIZE     (SXSIZE - 3 * ED_SCROLLBUTTON_XSIZE)
+#define ED_SCROLL_HORIZONTAL_YSIZE     ED_SCROLLBUTTON_YSIZE
+
+/* control button identifiers */
+#define ED_CTRL_ID_NONE                        -1
+
+#define ED_CTRL_ID_SINGLE_ITEMS                0
+#define ED_CTRL_ID_CONNECTED_ITEMS     1
+#define ED_CTRL_ID_LINE                        2
+#define ED_CTRL_ID_ARC                 3
+#define ED_CTRL_ID_RECTANGLE           4
+#define ED_CTRL_ID_FILLED_BOX          5
+#define ED_CTRL_ID_WRAP_UP             6
+#define ED_CTRL_ID_TEXT                        7
+#define ED_CTRL_ID_FLOOD_FILL          8
+#define ED_CTRL_ID_WRAP_LEFT           9
+#define ED_CTRL_ID_PROPERTIES          10
+#define ED_CTRL_ID_WRAP_RIGHT          11
+#define ED_CTRL_ID_RANDOM_PLACEMENT    12
+#define ED_CTRL_ID_GRAB_BRUSH          13
+#define ED_CTRL_ID_WRAP_DOWN           14
+#define ED_CTRL_ID_PICK_ELEMENT                15
+#define ED_CTRL_ID_UNDO                        16
+#define ED_CTRL_ID_INFO                        17
+#define ED_CTRL_ID_SAVE                        18
+#define ED_CTRL_ID_CLEAR               19
+#define ED_CTRL_ID_TEST                        20
+#define ED_CTRL_ID_EXIT                        21
+
+/* counter button identifiers */
+#define ED_CTRL_ID_ELEM_SCORE_DOWN     22
+#define ED_CTRL_ID_ELEM_SCORE_TEXT     23
+#define ED_CTRL_ID_ELEM_SCORE_UP       24
+#define ED_CTRL_ID_ELEM_CONTENT_DOWN   25
+#define ED_CTRL_ID_ELEM_CONTENT_TEXT   26
+#define ED_CTRL_ID_ELEM_CONTENT_UP     27
+#define ED_CTRL_ID_LEVEL_XSIZE_DOWN    28
+#define ED_CTRL_ID_LEVEL_XSIZE_TEXT    29
+#define ED_CTRL_ID_LEVEL_XSIZE_UP      30
+#define ED_CTRL_ID_LEVEL_YSIZE_DOWN    31
+#define ED_CTRL_ID_LEVEL_YSIZE_TEXT    32
+#define ED_CTRL_ID_LEVEL_YSIZE_UP      33
+#define ED_CTRL_ID_LEVEL_RANDOM_DOWN   34
+#define ED_CTRL_ID_LEVEL_RANDOM_TEXT   35
+#define ED_CTRL_ID_LEVEL_RANDOM_UP     36
+#define ED_CTRL_ID_LEVEL_COLLECT_DOWN  37
+#define ED_CTRL_ID_LEVEL_COLLECT_TEXT  38
+#define ED_CTRL_ID_LEVEL_COLLECT_UP    39
+#define ED_CTRL_ID_LEVEL_TIMELIMIT_DOWN        40
+#define ED_CTRL_ID_LEVEL_TIMELIMIT_TEXT        41
+#define ED_CTRL_ID_LEVEL_TIMELIMIT_UP  42
+#define ED_CTRL_ID_LEVEL_TIMESCORE_DOWN        43
+#define ED_CTRL_ID_LEVEL_TIMESCORE_TEXT        44
+#define ED_CTRL_ID_LEVEL_TIMESCORE_UP  45
+
+/* drawing area identifiers */
+#define ED_CTRL_ID_DRAWING_LEVEL       46
+#define ED_CTRL_ID_ELEM_CONTENT_0      47
+#define ED_CTRL_ID_ELEM_CONTENT_1      48
+#define ED_CTRL_ID_ELEM_CONTENT_2      49
+#define ED_CTRL_ID_ELEM_CONTENT_3      50
+#define ED_CTRL_ID_ELEM_CONTENT_4      51
+#define ED_CTRL_ID_ELEM_CONTENT_5      52
+#define ED_CTRL_ID_ELEM_CONTENT_6      53
+#define ED_CTRL_ID_ELEM_CONTENT_7      54
+#define ED_CTRL_ID_AMOEBA_CONTENT      55
+
+/* text input identifiers */
+#define ED_CTRL_ID_LEVEL_NAME          56
+#define ED_CTRL_ID_LEVEL_AUTHOR                57
+
+/* gadgets for scrolling of drawing area */
+#define ED_CTRL_ID_SCROLL_UP           58
+#define ED_CTRL_ID_SCROLL_DOWN         59
+#define ED_CTRL_ID_SCROLL_LEFT         60
+#define ED_CTRL_ID_SCROLL_RIGHT                61
+#define ED_CTRL_ID_SCROLL_VERTICAL     62
+#define ED_CTRL_ID_SCROLL_HORIZONTAL   63
+
+/* gadgets for scrolling element list */
+#define ED_CTRL_ID_ELEMENTLIST_UP      64
+#define ED_CTRL_ID_ELEMENTLIST_DOWN    65
+
+/* gadgets for buttons in element list */
+#define ED_CTRL_ID_ELEMENTLIST_FIRST   66
+#define ED_CTRL_ID_ELEMENTLIST_LAST    105
+
+#define ED_NUM_GADGETS                 106
+
+/* values for counter gadgets */
+#define ED_COUNTER_ID_ELEM_SCORE       0
+#define ED_COUNTER_ID_ELEM_CONTENT     1
+#define ED_COUNTER_ID_LEVEL_XSIZE      2
+#define ED_COUNTER_ID_LEVEL_YSIZE      3
+#define ED_COUNTER_ID_LEVEL_RANDOM     4
+#define ED_COUNTER_ID_LEVEL_COLLECT    5
+#define ED_COUNTER_ID_LEVEL_TIMELIMIT  6
+#define ED_COUNTER_ID_LEVEL_TIMESCORE  7
+
+/* values for text input gadgets */
+#define ED_TEXTINPUT_ID_LEVEL_NAME     0
+#define ED_TEXTINPUT_ID_LEVEL_AUTHOR   1
+
+#define ED_NUM_COUNTERBUTTONS          8
+#define ED_NUM_SCROLLBUTTONS           6
+#define ED_NUM_SCROLLBARS              2
+#define ED_NUM_TEXTINPUT               2
+
+/* values for CopyLevelToUndoBuffer() */
+#define UNDO_IMMEDIATE                 0
+#define UNDO_ACCUMULATE                        1
+
+/* values for ClearEditorGadgetInfoText() and HandleGadgetInfoText() */
+#define INFOTEXT_XPOS          SX
+#define INFOTEXT_YPOS          (SY + SYSIZE - MINI_TILEX + 2)
+#define INFOTEXT_XSIZE         SXSIZE
+#define INFOTEXT_YSIZE         MINI_TILEX
+#define MAX_INFOTEXT_LEN       (SXSIZE / FONT2_XSIZE)
+
+static struct
+{
+  char shortcut;
+  char *text;
+} control_info[ED_NUM_CTRL_BUTTONS] =
+{
+  { 's', "draw single items" },
+  { 'd', "draw connected items" },
+  { 'l', "draw lines" },
+  { 'a', "draw arcs" },
+  { 'r', "draw outline rectangles" },
+  { 'R', "draw filled rectangles" },
+  { '\0', "wrap (rotate) level up" },
+  { 't', "enter text elements" },
+  { 'f', "flood fill" },
+  { '\0', "wrap (rotate) level left" },
+  { '?', "properties of drawing element" },
+  { '\0', "wrap (rotate) level right" },
+  { '\0', "random element placement" },
+  { 'b', "grab brush" },
+  { '\0', "wrap (rotate) level down" },
+  { ',', "pick drawing element" },
+  { 'U', "undo last operation" },
+  { 'I', "level properties" },
+  { 'S', "save level" },
+  { 'C', "clear level" },
+  { 'T', "test level" },
+  { 'E', "exit level editor" }
+};
+
+/* pointers to counter values */
+static int *gadget_elem_score_value = NULL;
+static int *gadget_elem_content_value = NULL;
+static int *gadget_level_xsize_value = NULL;
+static int *gadget_level_ysize_value = NULL;
+static int *gadget_level_random_value = NULL;
+static int *gadget_level_collect_value = NULL;
+static int *gadget_level_timelimit_value = NULL;
+static int *gadget_level_timescore_value = NULL;
+
+static struct
+{
+  int x, y;
+  int min_value, max_value;
+  int gadget_id_down, gadget_id_up;
+  int gadget_id_text;
+  int **counter_value;
+  char *infotext;
+} counterbutton_info[ED_NUM_COUNTERBUTTONS] =
+{
+  {
+    ED_COUNT_ELEM_SCORE_XPOS,          ED_COUNT_ELEM_SCORE_YPOS,
+    MIN_SCORE,                         MAX_SCORE,
+    ED_CTRL_ID_ELEM_SCORE_DOWN,                ED_CTRL_ID_ELEM_SCORE_UP,
+    ED_CTRL_ID_ELEM_SCORE_TEXT,
+    &gadget_elem_score_value,
+    "element score"
+  },
+  {
+    ED_COUNT_ELEM_CONTENT_XPOS,                ED_COUNT_ELEM_CONTENT_YPOS,
+    MIN_ELEM_CONTENT,                  MAX_ELEM_CONTENT,
+    ED_CTRL_ID_ELEM_CONTENT_DOWN,      ED_CTRL_ID_ELEM_CONTENT_UP,
+    ED_CTRL_ID_ELEM_CONTENT_TEXT,
+    &gadget_elem_content_value,
+    "element content"
+  },
+  {
+    ED_LEVELINFO_XPOS,                 ED_COUNTER_YPOS(0),
+    MIN_LEV_FIELDX,                    MAX_LEV_FIELDX,
+    ED_CTRL_ID_LEVEL_XSIZE_DOWN,       ED_CTRL_ID_LEVEL_XSIZE_UP,
+    ED_CTRL_ID_LEVEL_XSIZE_TEXT,
+    &gadget_level_xsize_value,
+    "playfield width"
+  },
+  {
+    ED_LEVELINFO_XPOS,                 ED_COUNTER_YPOS(1),
+    MIN_LEV_FIELDY,                    MAX_LEV_FIELDY,
+    ED_CTRL_ID_LEVEL_YSIZE_DOWN,       ED_CTRL_ID_LEVEL_YSIZE_UP,
+    ED_CTRL_ID_LEVEL_YSIZE_TEXT,
+    &gadget_level_ysize_value,
+    "playfield height"
+  },
+  {
+    ED_LEVELINFO_XPOS,                 ED_COUNTER_YPOS(2),
+    0,                                 100,
+    ED_CTRL_ID_LEVEL_RANDOM_DOWN,      ED_CTRL_ID_LEVEL_RANDOM_UP,
+    ED_CTRL_ID_LEVEL_RANDOM_TEXT,
+    &gadget_level_random_value,
+    "number of random elements"
+  },
+  {
+    ED_LEVELINFO_XPOS,                 ED_COUNTER_YPOS(3),
+    0,                                 999,
+    ED_CTRL_ID_LEVEL_COLLECT_DOWN,     ED_CTRL_ID_LEVEL_COLLECT_UP,
+    ED_CTRL_ID_LEVEL_COLLECT_TEXT,
+    &gadget_level_collect_value,
+    "number of emeralds to collect"
+  },
+  {
+    ED_LEVELINFO_XPOS,                 ED_COUNTER_YPOS(4),
+    0,                                 999,
+    ED_CTRL_ID_LEVEL_TIMELIMIT_DOWN,   ED_CTRL_ID_LEVEL_TIMELIMIT_UP,
+    ED_CTRL_ID_LEVEL_TIMELIMIT_TEXT,
+    &gadget_level_timelimit_value,
+    "time available to solve level"
+  },
+  {
+    ED_LEVELINFO_XPOS,                 ED_COUNTER_YPOS(5),
+    0,                                 255,
+    ED_CTRL_ID_LEVEL_TIMESCORE_DOWN,   ED_CTRL_ID_LEVEL_TIMESCORE_UP,
+    ED_CTRL_ID_LEVEL_TIMESCORE_TEXT,
+    &gadget_level_timescore_value,
+    "score for each 10 seconds left"
+  },
+};
+
+static struct
+{
+  int x, y;
+  int gadget_id;
+  char *value;
+  char *infotext;
+} textinput_info[ED_NUM_TEXTINPUT] =
+{
+  {
+    ED_LEVELINFO_XPOS,                 ED_COUNTER_YPOS(6),
+    ED_CTRL_ID_LEVEL_NAME,
+    level.name,
+    "Level Title"
+  },
+  {
+    ED_LEVELINFO_XPOS,                 ED_COUNTER_YPOS(7),
+    ED_CTRL_ID_LEVEL_AUTHOR,
+    level.author,
+    "Level Author"
+  }
+};
+
+static struct
+{
+  int xpos, ypos;
+  int x, y;
+  int gadget_id;
+  char *infotext;
+} scrollbutton_info[ED_NUM_SCROLLBUTTONS] =
+{
+  {
+    ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 0 * ED_SCROLLBUTTON_YSIZE,
+    ED_SCROLL_UP_XPOS,      ED_SCROLL_UP_YPOS,
+    ED_CTRL_ID_SCROLL_UP,
+    "scroll level editing area up"
+  },
+  {
+    ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 1 * ED_SCROLLBUTTON_YSIZE,
+    ED_SCROLL_DOWN_XPOS,    ED_SCROLL_DOWN_YPOS,
+    ED_CTRL_ID_SCROLL_DOWN,
+    "scroll level editing area down"
+  },
+  {
+    ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 2 * ED_SCROLLBUTTON_YSIZE,
+    ED_SCROLL_LEFT_XPOS,    ED_SCROLL_LEFT_YPOS,
+    ED_CTRL_ID_SCROLL_LEFT,
+    "scroll level editing area left"
+  },
+  {
+    ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 3 * ED_SCROLLBUTTON_YSIZE,
+    ED_SCROLL_RIGHT_XPOS,   ED_SCROLL_RIGHT_YPOS,
+    ED_CTRL_ID_SCROLL_RIGHT,
+    "scroll level editing area right"
+  },
+  {
+    ED_ELEMENTLIST_UP_XPOS, ED_ELEMENTLIST_UP_ALT_YPOS,
+    ED_ELEMENTLIST_UP_XPOS, ED_ELEMENTLIST_UP_YPOS,
+    ED_CTRL_ID_ELEMENTLIST_UP,
+    "scroll element list up"
+  },
+  {
+    ED_ELEMENTLIST_DOWN_XPOS, ED_ELEMENTLIST_DOWN_ALT_YPOS,
+    ED_ELEMENTLIST_DOWN_XPOS, ED_ELEMENTLIST_DOWN_YPOS,
+    ED_CTRL_ID_ELEMENTLIST_DOWN,
+    "scroll element list down"
+  }
+};
+
+static struct
+{
+  int xpos, ypos;
+  int x, y;
+  int width, height;
+  int type;
+  int gadget_id;
+  char *infotext;
+} scrollbar_info[ED_NUM_SCROLLBARS] =
+{
+  {
+    ED_SCROLLBAR_XPOS,         ED_SCROLLBAR_YPOS,
+    ED_SCROLL_VERTICAL_XPOS,   ED_SCROLL_VERTICAL_YPOS,
+    ED_SCROLL_VERTICAL_XSIZE,  ED_SCROLL_VERTICAL_YSIZE,
+    GD_TYPE_SCROLLBAR_VERTICAL,
+    ED_CTRL_ID_SCROLL_VERTICAL,
+    "scroll level editing area vertically"
+  },
+  {
+    ED_SCROLLBAR_XPOS,         ED_SCROLLBAR_YPOS,
+    ED_SCROLL_HORIZONTAL_XPOS, ED_SCROLL_HORIZONTAL_YPOS,
+    ED_SCROLL_HORIZONTAL_XSIZE,        ED_SCROLL_HORIZONTAL_YSIZE,
+    GD_TYPE_SCROLLBAR_HORIZONTAL,
+    ED_CTRL_ID_SCROLL_HORIZONTAL,
+    "scroll level editing area horizontally"
+  },
+};
 
-static int level_xpos,level_ypos;
-static BOOL edit_mode;
-static BOOL name_typing;
+/* forward declaration for internal use */
+static void DrawDrawingWindow();
+static void DrawLevelInfoWindow();
+static void DrawPropertiesWindow();
+static void CopyLevelToUndoBuffer(int);
+static void HandleControlButtons(struct GadgetInfo *);
+static void HandleCounterButtons(struct GadgetInfo *);
+static void HandleDrawingAreas(struct GadgetInfo *);
+static void HandleDrawingAreaInfo(struct GadgetInfo *);
+static void HandleTextInputGadgets(struct GadgetInfo *);
+
+static struct GadgetInfo *level_editor_gadget[ED_NUM_GADGETS];
+
+static int drawing_function = ED_CTRL_ID_SINGLE_ITEMS;
+static int last_drawing_function = ED_CTRL_ID_SINGLE_ITEMS;
+static boolean draw_with_brush = FALSE;
+static int properties_element = 0;
+
+static short ElementContent[MAX_ELEM_CONTENT][3][3];
+static short FieldBackup[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
+static short UndoBuffer[NUM_UNDO_STEPS][MAX_LEV_FIELDX][MAX_LEV_FIELDY];
+static int undo_buffer_position = 0;
+static int undo_buffer_steps = 0;
+
+static int random_placement_percentage = 10;
+static int random_placement_num_objects = 10;
+#if 0
+static int random_placement_method = RANDOM_USE_PERCENTAGE;
+#else
+static int random_placement_method = RANDOM_USE_NUM_OBJECTS;
+#endif
+
+static int level_xpos, level_ypos;
+static int edit_mode;
+static boolean name_typing;
 static int new_element1 = EL_MAUERWERK;
 static int new_element2 = EL_LEERRAUM;
 static int new_element3 = EL_ERDREICH;
 
-int element_shift;
+static int counter_xsize = DXSIZE + 20;
+
+int element_shift = 0;
+
 int editor_element[] =
 {
   EL_CHAR_A + ('B' - 'A'),
@@ -50,7 +544,7 @@ int editor_element[] =
   EL_BETON,
 
   EL_FELSBODEN,
-  EL_SIEB2_LEER,
+  EL_SIEB2_INAKTIV,
   EL_AUSGANG_ZU,
   EL_AUSGANG_AUF,
 
@@ -84,6 +578,11 @@ int editor_element[] =
   EL_CHAR_A + ('N' - 'A'),
   EL_CHAR_A + ('E' - 'A'),
 
+  EL_SPIELER1,
+  EL_SPIELER2,
+  EL_SPIELER3,
+  EL_SPIELER4,
+
   EL_SPIELFIGUR,
   EL_LEERRAUM,
   EL_ERDREICH,
@@ -92,7 +591,7 @@ int editor_element[] =
   EL_BETON,
   EL_MAUERWERK,
   EL_FELSBODEN,
-  EL_SIEB_LEER,
+  EL_SIEB_INAKTIV,
 
   EL_EDELSTEIN,
   EL_DIAMANT,
@@ -112,7 +611,7 @@ int editor_element[] =
   EL_MAMPFER,
   EL_KAEFER_O,
   EL_FLIEGER_O,
-  EL_ZOMBIE,
+  EL_ROBOT,
 
   EL_KAEFER_L,
   EL_FLIEGER_L,
@@ -159,6 +658,11 @@ int editor_element[] =
   EL_CHAR_A + ('R' - 'A'),
   EL_CHAR_A + ('E' - 'A'),
 
+  EL_PFEIL_L,
+  EL_PFEIL_R,
+  EL_PFEIL_O,
+  EL_PFEIL_U,
+
   EL_AMOEBE_VOLL,
   EL_EDELSTEIN_GELB,
   EL_EDELSTEIN_ROT,
@@ -189,6 +693,21 @@ int editor_element[] =
   EL_DYNABOMB_XL,
   EL_BADEWANNE,
 
+  EL_MAULWURF,
+  EL_PINGUIN,
+  EL_SCHWEIN,
+  EL_DRACHE,
+
+  EL_SONDE,
+  EL_MAUER_X,
+  EL_MAUER_Y,
+  EL_MAUER_XY,
+
+  EL_INVISIBLE_STEEL,
+  EL_UNSICHTBAR,
+  EL_SPEED_PILL,
+  EL_LEERRAUM,
+
   EL_CHAR_A + ('S' - 'A'),
   EL_CHAR_A + ('O' - 'A'),
   EL_CHAR_A + ('K' - 'A'),
@@ -204,6 +723,71 @@ int editor_element[] =
   EL_SOKOBAN_FELD_VOLL,
   EL_BETON,
 
+  EL_LEERRAUM,
+  EL_LEERRAUM,
+  EL_LEERRAUM,
+  EL_LEERRAUM,
+
+  EL_CHAR('S'),
+  EL_CHAR('U'),
+  EL_CHAR('P'),
+  EL_CHAR('A'),
+
+  EL_CHAR('P'),
+  EL_CHAR('L'),
+  EL_CHAR('E'),
+  EL_CHAR('X'),
+
+  EL_SP_EMPTY,
+  EL_SP_ZONK,
+  EL_SP_BASE,
+  EL_SP_MURPHY,
+
+  EL_SP_INFOTRON,
+  EL_SP_CHIP_SINGLE,
+  EL_SP_HARD_GRAY,
+  EL_SP_EXIT,
+
+  EL_SP_DISK_ORANGE,
+  EL_SP_PORT1_RIGHT,
+  EL_SP_PORT1_DOWN,
+  EL_SP_PORT1_LEFT,
+
+  EL_SP_PORT1_UP,
+  EL_SP_PORT2_RIGHT,
+  EL_SP_PORT2_DOWN,
+  EL_SP_PORT2_LEFT,
+
+  EL_SP_PORT2_UP,
+  EL_SP_SNIKSNAK,
+  EL_SP_DISK_YELLOW,
+  EL_SP_TERMINAL,
+
+  EL_SP_DISK_RED,
+  EL_SP_PORT_Y,
+  EL_SP_PORT_X,
+  EL_SP_PORT_XY,
+
+  EL_SP_ELECTRON,
+  EL_SP_BUG,
+  EL_SP_CHIP_LEFT,
+  EL_SP_CHIP_RIGHT,
+
+  EL_SP_HARD_BASE1,
+  EL_SP_HARD_GREEN,
+  EL_SP_HARD_BLUE,
+  EL_SP_HARD_RED,
+
+  EL_SP_HARD_YELLOW,
+  EL_SP_HARD_BASE2,
+  EL_SP_HARD_BASE3,
+  EL_SP_HARD_BASE4,
+
+  EL_SP_HARD_BASE5,
+  EL_SP_HARD_BASE6,
+  EL_SP_CHIP_UPPER,
+  EL_SP_CHIP_LOWER,
+
 /*
   EL_CHAR_A + ('D' - 'A'),
   EL_CHAR_A + ('Y' - 'A'),
@@ -221,6 +805,11 @@ int editor_element[] =
   EL_CHAR_A + ('R' - 'A'),
 */
 
+  EL_LEERRAUM,
+  EL_LEERRAUM,
+  EL_LEERRAUM,
+  EL_LEERRAUM,
+
   EL_CHAR_AUSRUF,
   EL_CHAR_ZOLL,
   EL_CHAR_DOLLAR,
@@ -293,24 +882,613 @@ int editor_element[] =
 
   EL_CHAR_OE,
   EL_CHAR_UE,
-  EL_CHAR_COPY
+  EL_CHAR_COPY,
+  EL_LEERRAUM
 };
 int elements_in_list = sizeof(editor_element)/sizeof(int);
 
+static void ScrollMiniLevel(int from_x, int from_y, int scroll)
+{
+  int x,y;
+  int dx = (scroll == ED_SCROLL_LEFT ? -1 : scroll == ED_SCROLL_RIGHT ? 1 : 0);
+  int dy = (scroll == ED_SCROLL_UP   ? -1 : scroll == ED_SCROLL_DOWN  ? 1 : 0);
+
+  XCopyArea(display, drawto, drawto, gc,
+           SX + (dx == -1 ? MINI_TILEX : 0),
+           SY + (dy == -1 ? MINI_TILEY : 0),
+           (ED_FIELDX * MINI_TILEX) - (dx != 0 ? MINI_TILEX : 0),
+           (ED_FIELDY * MINI_TILEY) - (dy != 0 ? MINI_TILEY : 0),
+           SX + (dx == +1 ? MINI_TILEX : 0),
+           SY + (dy == +1 ? MINI_TILEY : 0));
+  if (dx)
+  {
+    x = (dx == 1 ? 0 : ED_FIELDX - 1);
+    for(y=0; y<ED_FIELDY; y++)
+      DrawMiniElementOrWall(x, y, from_x, from_y);
+  }
+  else if (dy)
+  {
+    y = (dy == 1 ? 0 : ED_FIELDY - 1);
+    for(x=0; x<ED_FIELDX; x++)
+      DrawMiniElementOrWall(x, y, from_x, from_y);
+  }
+
+  redraw_mask |= REDRAW_FIELD;
+  BackToFront();
+}
+
+static void CreateControlButtons()
+{
+  Pixmap gd_pixmap = pix[PIX_DOOR];
+  struct GadgetInfo *gi;
+  unsigned long event_mask;
+  int i;
+
+  /* create toolbox buttons */
+  for (i=0; i<ED_NUM_CTRL_BUTTONS; i++)
+  {
+    int id = i;
+    int width, height;
+    int gd_xoffset, gd_yoffset;
+    int gd_x1, gd_x2, gd_y1, gd_y2;
+    int button_type;
+    int radio_button_nr;
+    boolean checked;
+
+    if (id == ED_CTRL_ID_SINGLE_ITEMS ||
+       id == ED_CTRL_ID_CONNECTED_ITEMS ||
+       id == ED_CTRL_ID_LINE ||
+       id == ED_CTRL_ID_ARC ||
+       id == ED_CTRL_ID_TEXT ||
+       id == ED_CTRL_ID_RECTANGLE ||
+       id == ED_CTRL_ID_FILLED_BOX ||
+       id == ED_CTRL_ID_FLOOD_FILL ||
+       id == ED_CTRL_ID_GRAB_BRUSH ||
+       id == ED_CTRL_ID_PICK_ELEMENT)
+    {
+      button_type = GD_TYPE_RADIO_BUTTON;
+      radio_button_nr = 1;
+      checked = (id == drawing_function ? TRUE : FALSE);
+      event_mask = GD_EVENT_PRESSED;
+    }
+    else
+    {
+      button_type = GD_TYPE_NORMAL_BUTTON;
+      radio_button_nr = 0;
+      checked = FALSE;
+
+      if (id == ED_CTRL_ID_WRAP_LEFT ||
+         id == ED_CTRL_ID_WRAP_RIGHT ||
+         id == ED_CTRL_ID_WRAP_UP ||
+         id == ED_CTRL_ID_WRAP_DOWN)
+       event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
+      else
+       event_mask = GD_EVENT_RELEASED;
+    }
+
+    if (id < ED_NUM_CTRL1_BUTTONS)
+    {
+      int x = i % ED_CTRL1_BUTTONS_HORIZ;
+      int y = i / ED_CTRL1_BUTTONS_HORIZ;
+
+      gd_xoffset = ED_CTRL1_BUTTONS_XPOS + x * ED_CTRL1_BUTTON_XSIZE;
+      gd_yoffset = ED_CTRL1_BUTTONS_YPOS + y * ED_CTRL1_BUTTON_YSIZE;
+      width = ED_CTRL1_BUTTON_XSIZE;
+      height = ED_CTRL1_BUTTON_YSIZE;
+    }
+    else
+    {
+      int x = (i - ED_NUM_CTRL1_BUTTONS) % ED_CTRL2_BUTTONS_HORIZ;
+      int y = (i - ED_NUM_CTRL1_BUTTONS) / ED_CTRL2_BUTTONS_HORIZ;
+
+      gd_xoffset = ED_CTRL2_BUTTONS_XPOS + x * ED_CTRL2_BUTTON_XSIZE;
+      gd_yoffset = ED_CTRL2_BUTTONS_YPOS + y * ED_CTRL2_BUTTON_YSIZE;
+      width = ED_CTRL2_BUTTON_XSIZE;
+      height = ED_CTRL2_BUTTON_YSIZE;
+    }
+
+    gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
+    gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
+    gd_y1  = DOOR_GFX_PAGEY1 + ED_CTRL_BUTTONS_GFX_YPOS + gd_yoffset;
+    gd_y2  = DOOR_GFX_PAGEY1 + ED_CTRL_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
+
+    gi = CreateGadget(GDI_CUSTOM_ID, id,
+                     GDI_INFO_TEXT, control_info[i].text,
+                     GDI_X, EX + gd_xoffset,
+                     GDI_Y, EY + gd_yoffset,
+                     GDI_WIDTH, width,
+                     GDI_HEIGHT, height,
+                     GDI_TYPE, button_type,
+                     GDI_STATE, GD_BUTTON_UNPRESSED,
+                     GDI_RADIO_NR, radio_button_nr,
+                     GDI_CHECKED, checked,
+                     GDI_DESIGN_UNPRESSED, gd_pixmap, gd_x1, gd_y1,
+                     GDI_DESIGN_PRESSED, gd_pixmap, gd_x2, gd_y1,
+                     GDI_ALT_DESIGN_UNPRESSED, gd_pixmap, gd_x1, gd_y2,
+                     GDI_ALT_DESIGN_PRESSED, gd_pixmap, gd_x2, gd_y2,
+                     GDI_EVENT_MASK, event_mask,
+                     GDI_CALLBACK_ACTION, HandleControlButtons,
+                     GDI_END);
+
+    if (gi == NULL)
+      Error(ERR_EXIT, "cannot create gadget");
+
+    level_editor_gadget[id] = gi;
+  }
+
+  /* create buttons for scrolling of drawing area and element list */
+  for (i=0; i<ED_NUM_SCROLLBUTTONS; i++)
+  {
+    int id = scrollbutton_info[i].gadget_id;
+    int x, y, width, height;
+    int gd_x1, gd_x2, gd_y1, gd_y2;
+
+    x = scrollbutton_info[i].x;
+    y = scrollbutton_info[i].y;
+
+    event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
+
+    if (id == ED_CTRL_ID_ELEMENTLIST_UP ||
+       id == ED_CTRL_ID_ELEMENTLIST_DOWN)
+    {
+      x += DX;
+      y += DY;
+      width = ED_ELEMENTLIST_UPDOWN_XSIZE;
+      height = ED_ELEMENTLIST_UPDOWN_YSIZE;
+      gd_x1 = DOOR_GFX_PAGEX6 + scrollbutton_info[i].xpos;
+      gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].y;
+      gd_x2 = gd_x1;
+      gd_y2 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].ypos;
+    }
+    else
+    {
+      x += SX;
+      y += SY;
+      width = ED_SCROLLBUTTON_XSIZE;
+      height = ED_SCROLLBUTTON_YSIZE;
+      gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].xpos;
+      gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].ypos;
+      gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
+      gd_y2 = gd_y1;
+   }
+
+    gi = CreateGadget(GDI_CUSTOM_ID, id,
+                     GDI_INFO_TEXT, scrollbutton_info[i].infotext,
+                     GDI_X, x,
+                     GDI_Y, y,
+                     GDI_WIDTH, width,
+                     GDI_HEIGHT, height,
+                     GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
+                     GDI_STATE, GD_BUTTON_UNPRESSED,
+                     GDI_DESIGN_UNPRESSED, gd_pixmap, gd_x1, gd_y1,
+                     GDI_DESIGN_PRESSED, gd_pixmap, gd_x2, gd_y2,
+                     GDI_EVENT_MASK, event_mask,
+                     GDI_CALLBACK_ACTION, HandleControlButtons,
+                     GDI_END);
+
+    if (gi == NULL)
+      Error(ERR_EXIT, "cannot create gadget");
+
+    level_editor_gadget[id] = gi;
+  }
+
+  /* create buttons for element list */
+  for (i=0; i<ED_NUM_ELEMENTLIST_BUTTONS; i++)
+  {
+    Pixmap deco_pixmap;
+    int deco_x, deco_y, deco_xpos, deco_ypos;
+    int gd_xoffset, gd_yoffset;
+    int gd_x, gd_y1, gd_y2;
+    int x = i % ED_ELEMENTLIST_BUTTONS_HORIZ;
+    int y = i / ED_ELEMENTLIST_BUTTONS_HORIZ;
+    int id = ED_CTRL_ID_ELEMENTLIST_FIRST + i;
+
+    event_mask = GD_EVENT_RELEASED;
+
+    gd_xoffset = ED_ELEMENTLIST_XPOS + x * ED_ELEMENTLIST_XSIZE;
+    gd_yoffset = ED_ELEMENTLIST_YPOS + y * ED_ELEMENTLIST_YSIZE;
+
+    gd_x = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS;
+    gd_y1 = DOOR_GFX_PAGEY1 + ED_ELEMENTLIST_YPOS;
+    gd_y2 = DOOR_GFX_PAGEY1 + ED_ELEMENTLIST_ALT_YPOS;
+
+    getMiniGraphicSource(el2gfx(editor_element[i]),
+                        &deco_pixmap, &deco_x, &deco_y);
+    deco_xpos = (ED_ELEMENTLIST_XSIZE - MINI_TILEX) / 2;
+    deco_ypos = (ED_ELEMENTLIST_YSIZE - MINI_TILEY) / 2;
+
+    gi = CreateGadget(GDI_CUSTOM_ID, id,
+                     GDI_INFO_TEXT, "choose element",
+                     GDI_X, DX + gd_xoffset,
+                     GDI_Y, DY + gd_yoffset,
+                     GDI_WIDTH, ED_ELEMENTLIST_XSIZE,
+                     GDI_HEIGHT, ED_ELEMENTLIST_YSIZE,
+                     GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
+                     GDI_STATE, GD_BUTTON_UNPRESSED,
+                     GDI_DESIGN_UNPRESSED, gd_pixmap, gd_x, gd_y1,
+                     GDI_DESIGN_PRESSED, gd_pixmap, gd_x, gd_y2,
+                     GDI_DECORATION_DESIGN, deco_pixmap, deco_x, deco_y,
+                     GDI_DECORATION_POSITION, deco_xpos, deco_ypos,
+                     GDI_DECORATION_SIZE, MINI_TILEX, MINI_TILEY,
+                     GDI_DECORATION_SHIFTING, 1, 1,
+                     GDI_EVENT_MASK, event_mask,
+                     GDI_CALLBACK_ACTION, HandleControlButtons,
+                     GDI_END);
+
+    if (gi == NULL)
+      Error(ERR_EXIT, "cannot create gadget");
+
+    level_editor_gadget[id] = gi;
+  }
+}
+
+static void CreateCounterButtons()
+{
+  int i;
+
+  for (i=0; i<ED_NUM_COUNTERBUTTONS; i++)
+  {
+    int j;
+    int xpos = SX + counterbutton_info[i].x;   /* xpos of down count button */
+    int ypos = SY + counterbutton_info[i].y;
+
+    for (j=0; j<2; j++)
+    {
+      Pixmap gd_pixmap = pix[PIX_DOOR];
+      struct GadgetInfo *gi;
+      int id = (j == 0 ?
+               counterbutton_info[i].gadget_id_down :
+               counterbutton_info[i].gadget_id_up);
+      int gd_xoffset;
+      int gd_x, gd_x1, gd_x2, gd_y;
+      unsigned long event_mask;
+      char infotext[MAX_INFOTEXT_LEN + 1];
+
+      event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
+
+      gd_xoffset = (j == 0 ? ED_BUTTON_MINUS_XPOS : ED_BUTTON_PLUS_XPOS);
+      gd_x1 = DOOR_GFX_PAGEX4 + gd_xoffset;
+      gd_x2 = DOOR_GFX_PAGEX3 + gd_xoffset;
+      gd_y  = DOOR_GFX_PAGEY1 + ED_BUTTON_COUNT_YPOS;
+
+      sprintf(infotext, "%s counter value by 1, 5 or 10",
+             (j == 0 ? "decrease" : "increase"));
+
+      gi = CreateGadget(GDI_CUSTOM_ID, id,
+                       GDI_INFO_TEXT, infotext,
+                       GDI_X, xpos,
+                       GDI_Y, ypos,
+                       GDI_WIDTH, ED_BUTTON_COUNT_XSIZE,
+                       GDI_HEIGHT, ED_BUTTON_COUNT_YSIZE,
+                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
+                       GDI_STATE, GD_BUTTON_UNPRESSED,
+                       GDI_DESIGN_UNPRESSED, gd_pixmap, gd_x1, gd_y,
+                       GDI_DESIGN_PRESSED, gd_pixmap, gd_x2, gd_y,
+                       GDI_EVENT_MASK, event_mask,
+                       GDI_CALLBACK_ACTION, HandleCounterButtons,
+                       GDI_END);
+
+      if (gi == NULL)
+       Error(ERR_EXIT, "cannot create gadget");
+
+      level_editor_gadget[id] = gi;
+      xpos += gi->width + ED_GADGET_DISTANCE;  /* xpos of text count button */
+
+      if (j == 0)
+      {
+       id = counterbutton_info[i].gadget_id_text;
+       event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
+
+       gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
+       gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
+
+       gi = CreateGadget(GDI_CUSTOM_ID, id,
+                         GDI_INFO_TEXT, "enter counter value",
+                         GDI_X, xpos,
+                         GDI_Y, ypos,
+                         GDI_TYPE, GD_TYPE_TEXTINPUT_NUMERIC,
+                         GDI_NUMBER_VALUE, 0,
+                         GDI_NUMBER_MIN, counterbutton_info[i].min_value,
+                         GDI_NUMBER_MAX, counterbutton_info[i].max_value,
+                         GDI_TEXT_SIZE, 3,
+                         GDI_DESIGN_UNPRESSED, gd_pixmap, gd_x, gd_y,
+                         GDI_DESIGN_PRESSED, gd_pixmap, gd_x, gd_y,
+                         GDI_DESIGN_BORDER, ED_BORDER_SIZE,
+                         GDI_EVENT_MASK, event_mask,
+                         GDI_CALLBACK_ACTION, HandleCounterButtons,
+                         GDI_END);
+
+       if (gi == NULL)
+         Error(ERR_EXIT, "cannot create gadget");
+
+       level_editor_gadget[id] = gi;
+       xpos += gi->width + ED_GADGET_DISTANCE; /* xpos of up count button */
+      }
+    }
+  }
+}
+
+static void CreateDrawingAreas()
+{
+  struct GadgetInfo *gi;
+  unsigned long event_mask;
+  int id;
+  int i;
+
+  event_mask =
+    GD_EVENT_PRESSED | GD_EVENT_RELEASED | GD_EVENT_MOVING |
+    GD_EVENT_OFF_BORDERS;
+
+  /* one for the level drawing area ... */
+  id = ED_CTRL_ID_DRAWING_LEVEL;
+  gi = CreateGadget(GDI_CUSTOM_ID, id,
+                   GDI_X, SX,
+                   GDI_Y, SY,
+                   GDI_TYPE, GD_TYPE_DRAWING_AREA,
+                   GDI_AREA_SIZE, ED_FIELDX, ED_FIELDY,
+                   GDI_ITEM_SIZE, MINI_TILEX, MINI_TILEY,
+                   GDI_EVENT_MASK, event_mask,
+                   GDI_CALLBACK_INFO, HandleDrawingAreaInfo,
+                   GDI_CALLBACK_ACTION, HandleDrawingAreas,
+                   GDI_END);
+
+  if (gi == NULL)
+    Error(ERR_EXIT, "cannot create gadget");
+
+  level_editor_gadget[id] = gi;
+
+  /* ... up to eight areas for element content ... */
+  for (i=0; i<MAX_ELEM_CONTENT; i++)
+  {
+    int gx = SX + ED_AREA_ELEM_CONTENT_XPOS + 5 * (i % 4) * MINI_TILEX;
+    int gy = SX + ED_AREA_ELEM_CONTENT_YPOS + 6 * (i / 4) * MINI_TILEY;
+
+    id = ED_CTRL_ID_ELEM_CONTENT_0 + i;
+    gi = CreateGadget(GDI_CUSTOM_ID, id,
+                     GDI_X, gx,
+                     GDI_Y, gy,
+                     GDI_WIDTH, 3 * MINI_TILEX,
+                     GDI_HEIGHT, 3 * MINI_TILEY,
+                     GDI_TYPE, GD_TYPE_DRAWING_AREA,
+                     GDI_ITEM_SIZE, MINI_TILEX, MINI_TILEY,
+                     GDI_EVENT_MASK, event_mask,
+                     GDI_CALLBACK_INFO, HandleDrawingAreaInfo,
+                     GDI_CALLBACK_ACTION, HandleDrawingAreas,
+                     GDI_END);
+
+    if (gi == NULL)
+      Error(ERR_EXIT, "cannot create gadget");
+
+    level_editor_gadget[id] = gi;
+  }
+
+  /* ... and one for the amoeba content */
+  id = ED_CTRL_ID_AMOEBA_CONTENT;
+  gi = CreateGadget(GDI_CUSTOM_ID, id,
+                   GDI_X, SX + ED_AREA_ELEM_CONTENT_XPOS,
+                   GDI_Y, SY + ED_AREA_ELEM_CONTENT_YPOS,
+                   GDI_WIDTH, MINI_TILEX,
+                   GDI_HEIGHT, MINI_TILEY,
+                   GDI_TYPE, GD_TYPE_DRAWING_AREA,
+                   GDI_ITEM_SIZE, MINI_TILEX, MINI_TILEY,
+                   GDI_EVENT_MASK, event_mask,
+                   GDI_CALLBACK_INFO, HandleDrawingAreaInfo,
+                   GDI_CALLBACK_ACTION, HandleDrawingAreas,
+                   GDI_END);
+
+  if (gi == NULL)
+    Error(ERR_EXIT, "cannot create gadget");
+
+  level_editor_gadget[id] = gi;
+}
+
+static void CreateTextInputGadgets()
+{
+  int i;
+
+  for (i=0; i<ED_NUM_TEXTINPUT; i++)
+  {
+    Pixmap gd_pixmap = pix[PIX_DOOR];
+    int gd_x, gd_y;
+    struct GadgetInfo *gi;
+    unsigned long event_mask;
+    char infotext[1024];
+    int id = ED_CTRL_ID_LEVEL_NAME + i;
+
+    event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
+
+    gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
+    gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
+
+    sprintf(infotext, "Enter %s", textinput_info[i].infotext);
+    infotext[MAX_INFOTEXT_LEN] = '\0';
+
+    gi = CreateGadget(GDI_CUSTOM_ID, id,
+                     GDI_INFO_TEXT, infotext,
+                     GDI_X, SX + textinput_info[i].x,
+                     GDI_Y, SY + textinput_info[i].y,
+                     GDI_TYPE, GD_TYPE_TEXTINPUT_ALPHANUMERIC,
+                     GDI_TEXT_VALUE, textinput_info[i].value,
+                     GDI_TEXT_SIZE, 30,
+                     GDI_DESIGN_UNPRESSED, gd_pixmap, gd_x, gd_y,
+                     GDI_DESIGN_PRESSED, gd_pixmap, gd_x, gd_y,
+                     GDI_DESIGN_BORDER, ED_BORDER_SIZE,
+                     GDI_EVENT_MASK, event_mask,
+                     GDI_CALLBACK_ACTION, HandleTextInputGadgets,
+                     GDI_END);
+
+    if (gi == NULL)
+      Error(ERR_EXIT, "cannot create gadget");
+
+    level_editor_gadget[id] = gi;
+  }
+}
+
+static void CreateScrollbarGadgets()
+{
+  int i;
+
+  for (i=0; i<ED_NUM_SCROLLBARS; i++)
+  {
+    int id = scrollbar_info[i].gadget_id;
+    Pixmap gd_pixmap = pix[PIX_DOOR];
+    int gd_x1, gd_x2, gd_y1, gd_y2;
+    struct GadgetInfo *gi;
+    int items_max, items_visible, item_position;
+    unsigned long event_mask;
+
+    if (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL)
+    {
+      items_max = MAX(lev_fieldx + 2, ED_FIELDX);
+      items_visible = ED_FIELDX;
+      item_position = 0;
+    }
+    else
+    {
+      items_max = MAX(lev_fieldy + 2, ED_FIELDY);
+      items_visible = ED_FIELDY;
+      item_position = 0;
+    }
+
+    event_mask = GD_EVENT_MOVING | GD_EVENT_OFF_BORDERS;
+
+    gd_x1 = DOOR_GFX_PAGEX8 + scrollbar_info[i].xpos;
+    gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
+    gd_y1 = DOOR_GFX_PAGEY1 + scrollbar_info[i].ypos;
+    gd_y2 = DOOR_GFX_PAGEY1 + scrollbar_info[i].ypos;
+
+    gi = CreateGadget(GDI_CUSTOM_ID, id,
+                     GDI_INFO_TEXT, scrollbar_info[i].infotext,
+                     GDI_X, SX + scrollbar_info[i].x,
+                     GDI_Y, SY + scrollbar_info[i].y,
+                     GDI_WIDTH, scrollbar_info[i].width,
+                     GDI_HEIGHT, scrollbar_info[i].height,
+                     GDI_TYPE, scrollbar_info[i].type,
+                     GDI_SCROLLBAR_ITEMS_MAX, items_max,
+                     GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
+                     GDI_SCROLLBAR_ITEM_POSITION, item_position,
+                     GDI_STATE, GD_BUTTON_UNPRESSED,
+                     GDI_DESIGN_UNPRESSED, gd_pixmap, gd_x1, gd_y1,
+                     GDI_DESIGN_PRESSED, gd_pixmap, gd_x2, gd_y2,
+                     GDI_DESIGN_BORDER, ED_BORDER_SIZE,
+                     GDI_EVENT_MASK, event_mask,
+                     GDI_CALLBACK_ACTION, HandleControlButtons,
+                     GDI_END);
+
+    if (gi == NULL)
+      Error(ERR_EXIT, "cannot create gadget");
+
+    level_editor_gadget[id] = gi;
+  }
+}
+
+void CreateLevelEditorGadgets()
+{
+  CreateControlButtons();
+  CreateCounterButtons();
+  CreateDrawingAreas();
+  CreateTextInputGadgets();
+  CreateScrollbarGadgets();
+}
+
+static void MapControlButtons()
+{
+  int i;
+
+  for (i=0; i<ED_NUM_CTRL_BUTTONS; i++)
+    MapGadget(level_editor_gadget[i]);
+  for (i=0; i<ED_NUM_ELEMENTLIST_BUTTONS; i++)
+    MapGadget(level_editor_gadget[ED_CTRL_ID_ELEMENTLIST_FIRST + i]);
+}
+
+static void MapCounterButtons(int id)
+{
+  MapGadget(level_editor_gadget[counterbutton_info[id].gadget_id_down]);
+  MapGadget(level_editor_gadget[counterbutton_info[id].gadget_id_text]);
+  MapGadget(level_editor_gadget[counterbutton_info[id].gadget_id_up]);
+}
+
+static void MapDrawingArea(int id)
+{
+  MapGadget(level_editor_gadget[id]);
+}
+
+static void MapTextInputGadget(int id)
+{
+  MapGadget(level_editor_gadget[textinput_info[id].gadget_id]);
+}
+
+static void MapMainDrawingArea()
+{
+  int i;
+
+  for (i=0; i<ED_NUM_SCROLLBUTTONS; i++)
+    MapGadget(level_editor_gadget[scrollbutton_info[i].gadget_id]);
+
+  for (i=0; i<ED_NUM_SCROLLBARS; i++)
+    MapGadget(level_editor_gadget[scrollbar_info[i].gadget_id]);
+
+  MapDrawingArea(ED_CTRL_ID_DRAWING_LEVEL);
+}
+
+static void UnmapDrawingArea(int id)
+{
+  UnmapGadget(level_editor_gadget[id]);
+}
+
+void UnmapLevelEditorWindowGadgets()
+{
+  int i;
+
+  for (i=0; i<ED_NUM_GADGETS; i++)
+    if (level_editor_gadget[i]->x < DX)
+      UnmapGadget(level_editor_gadget[i]);
+}
+
+void UnmapLevelEditorGadgets()
+{
+  int i;
+
+  for (i=0; i<ED_NUM_GADGETS; i++)
+    UnmapGadget(level_editor_gadget[i]);
+}
+
 void DrawLevelEd()
 {
-  int i, graphic;
+  int i, x, y, graphic;
 
-  level_xpos=-1;
-  level_ypos=-1;
-  edit_mode = TRUE;
+  edit_mode = ED_MODE_DRAWING;
   name_typing = FALSE;
-  element_shift = 0;
 
-  CloseDoor(DOOR_CLOSE_2);
+  CloseDoor(DOOR_CLOSE_ALL);
+
+  OpenDoor(DOOR_OPEN_2 | DOOR_NO_DELAY);
+
+  if (level_editor_test_game)
+  {
+    for(x=0; x<lev_fieldx; x++)
+      for(y=0; y<lev_fieldy; y++)
+       Feld[x][y] = Ur[x][y];
+
+    for(x=0; x<lev_fieldx; x++)
+      for(y=0; y<lev_fieldy; y++)
+       Ur[x][y] = FieldBackup[x][y];
+
+    level_editor_test_game = FALSE;
+  }
+  else
+  {
+    level_xpos = -1;
+    level_ypos = -1;
+    undo_buffer_position = -1;
+    undo_buffer_steps = -1;
+    CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
+  }
 
-  DrawMiniLevel(level_xpos,level_ypos);
+  /*
+  DrawMiniLevel(level_xpos, level_ypos);
   FadeToFront();
+  */
 
   XCopyArea(display,pix[PIX_DOOR],pix[PIX_DB_DOOR],gc,
            DOOR_GFX_PAGEX6,DOOR_GFX_PAGEY1,
@@ -326,30 +1504,30 @@ void DrawLevelEd()
   for(i=0;i<MAX_ELEM_X*MAX_ELEM_Y;i++)
   {
     if (i < elements_in_list)
-      graphic = el2gfx(editor_element[i]);
+      graphic = el2gfx(editor_element[i + element_shift]);
     else
       graphic = GFX_LEERRAUM;
 
-    DrawMiniGraphicExtHiRes(pix[PIX_DB_DOOR],gc,
-                           DOOR_GFX_PAGEX1+ED_BUTTON_ELEM_XPOS+3 + 
-                           (i%MAX_ELEM_X)*ED_BUTTON_ELEM_XSIZE,
-                           DOOR_GFX_PAGEY1+ED_BUTTON_ELEM_YPOS+3 +
-                           (i/MAX_ELEM_X)*ED_BUTTON_ELEM_YSIZE,
-                           graphic);
+    DrawMiniGraphicExt(pix[PIX_DB_DOOR],gc,
+                      DOOR_GFX_PAGEX1+ED_BUTTON_ELEM_XPOS+3 + 
+                      (i%MAX_ELEM_X)*ED_BUTTON_ELEM_XSIZE,
+                      DOOR_GFX_PAGEY1+ED_BUTTON_ELEM_YPOS+3 +
+                      (i/MAX_ELEM_X)*ED_BUTTON_ELEM_YSIZE,
+                      graphic);
   }
 
-  DrawMiniGraphicExtHiRes(pix[PIX_DB_DOOR],gc,
-                         DOOR_GFX_PAGEX1+ED_WIN_MB_LEFT_XPOS,
-                         DOOR_GFX_PAGEY1+ED_WIN_MB_LEFT_YPOS,
-                         el2gfx(new_element1));
-  DrawMiniGraphicExtHiRes(pix[PIX_DB_DOOR],gc,
-                         DOOR_GFX_PAGEX1+ED_WIN_MB_MIDDLE_XPOS,
-                         DOOR_GFX_PAGEY1+ED_WIN_MB_MIDDLE_YPOS,
-                         el2gfx(new_element2));
-  DrawMiniGraphicExtHiRes(pix[PIX_DB_DOOR],gc,
-                         DOOR_GFX_PAGEX1+ED_WIN_MB_RIGHT_XPOS,
-                         DOOR_GFX_PAGEY1+ED_WIN_MB_RIGHT_YPOS,
-                         el2gfx(new_element3));
+  DrawMiniGraphicExt(pix[PIX_DB_DOOR],gc,
+                    DOOR_GFX_PAGEX1+ED_WIN_MB_LEFT_XPOS,
+                    DOOR_GFX_PAGEY1+ED_WIN_MB_LEFT_YPOS,
+                    el2gfx(new_element1));
+  DrawMiniGraphicExt(pix[PIX_DB_DOOR],gc,
+                    DOOR_GFX_PAGEX1+ED_WIN_MB_MIDDLE_XPOS,
+                    DOOR_GFX_PAGEY1+ED_WIN_MB_MIDDLE_YPOS,
+                    el2gfx(new_element2));
+  DrawMiniGraphicExt(pix[PIX_DB_DOOR],gc,
+                    DOOR_GFX_PAGEX1+ED_WIN_MB_RIGHT_XPOS,
+                    DOOR_GFX_PAGEY1+ED_WIN_MB_RIGHT_YPOS,
+                    el2gfx(new_element3));
   DrawTextExt(pix[PIX_DB_DOOR],gc,
              DOOR_GFX_PAGEX2+ED_WIN_LEVELNR_XPOS,
              DOOR_GFX_PAGEY1+ED_WIN_LEVELNR_YPOS,
@@ -372,7 +1550,36 @@ void DrawLevelEd()
            VXSIZE,VYSIZE,
            DOOR_GFX_PAGEX1,DOOR_GFX_PAGEY2);
 
+  /* draw bigger door */
+  XCopyArea(display, pix[PIX_DOOR], drawto, gc,
+           DOOR_GFX_PAGEX7, 0,
+           108, 64,
+           EX - 4, EY - 12);
+
+  /* draw new control window */
+  XCopyArea(display, pix[PIX_DOOR], drawto, gc,
+           DOOR_GFX_PAGEX8, 236,
+           EXSIZE, EYSIZE,
+           EX, EY);
+
+  redraw_mask |= REDRAW_ALL;
+
+  OpenDoor(DOOR_OPEN_1);
+
+  strcpy(level_editor_gadget[ED_CTRL_ID_LEVEL_NAME]->text.value, level.name);
+
+  MapControlButtons();
+
+  /*
+  MapMainDrawingArea();
+  */
+
+  DrawDrawingWindow();
+  FadeToFront();
+
+  /*
   OpenDoor(DOOR_OPEN_1 | DOOR_OPEN_2);
+  */
 }
 
 void DrawControlWindow()
@@ -380,6 +1587,7 @@ void DrawControlWindow()
   int i,x,y;
 
   ClearWindow();
+  UnmapLevelEditorWindowGadgets();
 
   /* Inhalt der Mampfer */
   DrawText(ED_COUNT_GADGET_XPOS+1,SY+6,
@@ -533,90 +1741,127 @@ void DrawControlWindow()
           int2str(level.fieldy,3),FS_SMALL,FC_YELLOW);
 }
 
-void ScrollMiniLevel(int from_x, int from_y, int scroll)
+void AdjustLevelScrollPosition()
 {
-  int x,y;
-  int dx = (scroll==ED_SCROLL_LEFT ? -1 : scroll==ED_SCROLL_RIGHT ? 1 : 0);
-  int dy = (scroll==ED_SCROLL_UP   ? -1 : scroll==ED_SCROLL_DOWN  ? 1 : 0);
+  if (level_xpos < -1)
+    level_xpos = -1;
+  if (level_xpos > lev_fieldx - ED_FIELDX + 1)
+    level_xpos = lev_fieldx - ED_FIELDX + 1;
+  if (lev_fieldx < ED_FIELDX - 2)
+    level_xpos = -1;
 
-  XCopyArea(display,drawto,drawto,gc,
-           SX+MINI_TILEX*(dx==-1),SY+MINI_TILEY*(dy==-1),
-           SXSIZE-MINI_TILEX*ABS(dx),SYSIZE-MINI_TILEY*ABS(dy),
-           SX+MINI_TILEX*(dx==+1),SY+MINI_TILEY*(dy==+1));
-  if (dx)
+  if (level_ypos < -1)
+    level_ypos = -1;
+  if (level_ypos > lev_fieldy - ED_FIELDY + 1)
+    level_ypos = lev_fieldy - ED_FIELDY + 1;
+  if (lev_fieldy < ED_FIELDY - 2)
+    level_ypos = -1;
+}
+
+void AdjustEditorScrollbar(int id)
+{
+  struct GadgetInfo *gi = level_editor_gadget[id];
+  int items_max, items_visible, item_position;
+
+  if (id == ED_CTRL_ID_SCROLL_HORIZONTAL)
   {
-    x = (dx==1 ? 0 : 2*SCR_FIELDX-1);
-    for(y=0;y<2*SCR_FIELDY;y++)
-      DrawMiniElementOrWall(x,y,from_x,from_y);
+    items_max = MAX(lev_fieldx + 2, ED_FIELDX);
+    items_visible = ED_FIELDX;
+    item_position = level_xpos + 1;
   }
-  else if (dy)
+  else
   {
-    y = (dy==1 ? 0 : 2*SCR_FIELDY-1);
-    for(x=0;x<2*SCR_FIELDX;x++)
-      DrawMiniElementOrWall(x,y,from_x,from_y);
+    items_max = MAX(lev_fieldy + 2, ED_FIELDY);
+    items_visible = ED_FIELDY;
+    item_position = level_ypos + 1;
   }
 
-  redraw_mask |= REDRAW_FIELD;
-  BackToFront();
+  if (item_position > items_max - items_visible)
+    item_position = items_max - items_visible;
+
+  AdjustScrollbar(gi, items_max, item_position);
 }
 
-void AdjustLevelScrollPosition()
+void ModifyEditorTextInput(int textinput_id, char *new_text)
 {
-  if (level_xpos<-1)
-    level_xpos = -1;
-  if (level_xpos>lev_fieldx-2*SCR_FIELDX+1)
-    level_xpos = lev_fieldx-2*SCR_FIELDX+1;
-  if (lev_fieldx<2*SCR_FIELDX-2)
-    level_xpos = -1;
+  int gadget_id = textinput_info[textinput_id].gadget_id;
+  struct GadgetInfo *gi = level_editor_gadget[gadget_id];
 
-  if (level_ypos<-1)
-    level_ypos = -1;
-  if (level_ypos>lev_fieldy-2*SCR_FIELDY+1)
-    level_ypos = lev_fieldy-2*SCR_FIELDY+1;
-  if (lev_fieldy<2*SCR_FIELDY-2)
-    level_ypos = -1;
+  ModifyTextInputTextValue(gi, new_text);
 }
 
-void FloodFill(int from_x, int from_y, int fill_element)
+void ModifyEditorCounter(int counter_id, int new_value)
 {
-  int i,x,y;
-  int old_element;
-  static int check[4][2] = { {-1,0}, {0,-1}, {1,0}, {0,1} };
-  static int safety = 0;
+  int *counter_value = *counterbutton_info[counter_id].counter_value;
+  int gadget_id = counterbutton_info[counter_id].gadget_id_text;
+  struct GadgetInfo *gi = level_editor_gadget[gadget_id];
 
-  safety++;
+  ModifyTextInputNumberValue(gi, new_value);
 
-  if (safety>lev_fieldx*lev_fieldy)
-  {
-    fprintf(stderr,"Something went wrong in 'FloodFill()'. Please debug.\n");
-    exit(-1);
-  }
+  if (counter_value != NULL)
+    *counter_value = gi->text.number_value;
+}
 
-  old_element = Feld[from_x][from_y];
-  Feld[from_x][from_y] = fill_element;
+static void PickDrawingElement(int button, int element)
+{
+  if (button < 1 || button > 3)
+    return;
 
-  for(i=0;i<4;i++)
+  if (button == 1)
   {
-    x = from_x+check[i][0];
-    y = from_y+check[i][1];
-
-    if (IN_LEV_FIELD(x,y) && Feld[x][y]==old_element)
-      FloodFill(x,y,fill_element);
+    new_element1 = element;
+    DrawMiniGraphicExt(drawto, gc,
+                      DX + ED_WIN_MB_LEFT_XPOS,
+                      DY + ED_WIN_MB_LEFT_YPOS,
+                      el2gfx(new_element1));
+  }
+  else if (button == 2)
+  {
+    new_element2 = element;
+    DrawMiniGraphicExt(drawto, gc,
+                      DX + ED_WIN_MB_MIDDLE_XPOS,
+                      DY + ED_WIN_MB_MIDDLE_YPOS,
+                      el2gfx(new_element2));
+  }
+  else
+  {
+    new_element3 = element;
+    DrawMiniGraphicExt(drawto, gc,
+                      DX + ED_WIN_MB_RIGHT_XPOS,
+                      DY + ED_WIN_MB_RIGHT_YPOS,
+                      el2gfx(new_element3));
   }
 
-  safety--;
+  redraw_mask |= REDRAW_DOOR_1;
 }
 
 void LevelEd(int mx, int my, int button)
 {
   static int last_button = 0;
+
+  /*
   static int in_field_pressed = FALSE;
-  static BOOL use_floodfill = FALSE;
+  */
+
+  static boolean use_floodfill = FALSE;
+
+
+  /*
   int x = (mx-SX)/MINI_TILEX; 
   int y = (my-SY)/MINI_TILEY; 
+  */
+
+  /*
+  HandlePressedControlButtons();
+  HandleDrawingFunctions(mx, my, button);
+  */
 
   if (use_floodfill)           /********** FLOOD FILL **********/
   {
+
+
+#if 0
+
     if (button)
     {
       if (mx>=SX && mx<SX+SXSIZE && my>=SY && my<SY+SYSIZE)
@@ -626,9 +1871,9 @@ void LevelEd(int mx, int my, int button)
 
        if (x>lev_fieldx || y>lev_fieldy ||
            (x==0 && level_xpos<0) ||
-           (x==2*SCR_FIELDX-1 && level_xpos>lev_fieldx-2*SCR_FIELDX) ||
+           (x==ED_FIELDX-1 && level_xpos>lev_fieldx-ED_FIELDX) ||
            (y==0 && level_ypos<0) ||
-           (y==2*SCR_FIELDY-1 && level_ypos>lev_fieldy-2*SCR_FIELDY))
+           (y==ED_FIELDY-1 && level_ypos>lev_fieldy-ED_FIELDY))
          return;
 
        from_x = x+level_xpos;
@@ -646,23 +1891,32 @@ void LevelEd(int mx, int my, int button)
       OpenDoor(DOOR_OPEN_1 | DOOR_COPY_BACK);
     }
     return;
+
+#endif
+
+
+
   }
   else                         /********** EDIT/CTRL-FENSTER **********/
   {
-    static long choice_delay = 0;
+
+
+#if 0
+    static unsigned long choice_delay = 0;
     int choice = CheckElemButtons(mx,my,button);
     int elem_pos = choice-ED_BUTTON_ELEM;
 
     if (((choice == ED_BUTTON_EUP && element_shift>0) ||
         (choice == ED_BUTTON_EDOWN &&
          element_shift<elements_in_list-MAX_ELEM_X*MAX_ELEM_Y)) &&
-       DelayReached(&choice_delay,10))
+       DelayReached(&choice_delay, GADGET_FRAME_DELAY))
     {
-      int i, step;
+      int step = (button == 1 ? 1 : button == 2 ? 5 : 10);
+      int i;
+
+      step = step * MAX_ELEM_X * (choice == ED_BUTTON_EUP ? -1 : +1);
+      element_shift += step;
 
-      step = (button==1 ? MAX_ELEM_X : button==2 ? 5*MAX_ELEM_X :
-             elements_in_list);
-      element_shift += (choice==ED_BUTTON_EUP ? -step : step);
       if (element_shift<0)
        element_shift = 0;
       if (element_shift>elements_in_list-MAX_ELEM_X*MAX_ELEM_Y)
@@ -682,30 +1936,26 @@ void LevelEd(int mx, int my, int button)
       else
        new_element = EL_LEERRAUM;
 
-      if (last_button==1)
-       new_element1 = new_element;
-      else if (last_button==2)
-       new_element2 = new_element;
-      else if (last_button==3)
-       new_element3 = new_element;
-
-      DrawMiniGraphicExtHiRes(drawto,gc,
-                             DX+ED_WIN_MB_LEFT_XPOS,
-                             DY+ED_WIN_MB_LEFT_YPOS,
-                             el2gfx(new_element1));
-      DrawMiniGraphicExtHiRes(drawto,gc,
-                             DX+ED_WIN_MB_MIDDLE_XPOS,
-                             DY+ED_WIN_MB_MIDDLE_YPOS,
-                             el2gfx(new_element2));
-      DrawMiniGraphicExtHiRes(drawto,gc,
-                             DX+ED_WIN_MB_RIGHT_XPOS,
-                             DY+ED_WIN_MB_RIGHT_YPOS,
-                             el2gfx(new_element3));
-      redraw_mask |= REDRAW_DOOR_1;
+      PickDrawingElement(last_button, new_element);
+
+      if (!HAS_CONTENT(properties_element))
+      {
+       properties_element = new_element;
+       if (edit_mode == ED_MODE_PROPERTIES)
+         DrawPropertiesWindow();
+      }
     }
-  
-    if (edit_mode)             /********** EDIT-FENSTER **********/
+#endif
+
+
+  
+    if (edit_mode == ED_MODE_DRAWING)  /********** EDIT-FENSTER **********/
     {
+
+
+
+#if 0
+
       switch(CheckEditButtons(mx,my,button))
       {
        case ED_BUTTON_CTRL:
@@ -716,19 +1966,19 @@ void LevelEd(int mx, int my, int button)
                    VXSIZE,VYSIZE,
                    DOOR_GFX_PAGEX1,DOOR_GFX_PAGEY2);
          OpenDoor(DOOR_OPEN_2);
-         edit_mode = FALSE;
+         edit_mode = ED_MODE_INFO;
          break;
        case ED_BUTTON_FILL:
-         AreYouSure("Caution ! Flood fill mode ! Choose area !",AYS_OPEN);
+         Request("Caution ! Flood fill mode ! Choose area !",REQ_OPEN);
          use_floodfill = TRUE;
          return;
          break;
        case ED_BUTTON_LEFT:
          if (level_xpos>=0)
          {
-           if (!DelayReached(&choice_delay,10))
+           if (!DelayReached(&choice_delay, GADGET_FRAME_DELAY))
              break;
-           if (lev_fieldx<2*SCR_FIELDX-2)
+           if (lev_fieldx<ED_FIELDX-2)
              break;
 
            level_xpos -= (button==1 ? 1 : button==2 ? 5 : lev_fieldx);
@@ -741,16 +1991,16 @@ void LevelEd(int mx, int my, int button)
          }
          break;
        case ED_BUTTON_RIGHT:
-         if (level_xpos<=lev_fieldx-2*SCR_FIELDX)
+         if (level_xpos<=lev_fieldx-ED_FIELDX)
          {
-           if (!DelayReached(&choice_delay,10))
+           if (!DelayReached(&choice_delay, GADGET_FRAME_DELAY))
              break;
-           if (lev_fieldx<2*SCR_FIELDX-2)
+           if (lev_fieldx<ED_FIELDX-2)
              break;
 
            level_xpos += (button==1 ? 1 : button==2 ? 5 : lev_fieldx);
-           if (level_xpos>lev_fieldx-2*SCR_FIELDX+1)
-             level_xpos = lev_fieldx-2*SCR_FIELDX+1;
+           if (level_xpos>lev_fieldx-ED_FIELDX+1)
+             level_xpos = lev_fieldx-ED_FIELDX+1;
            if (button==1)
              ScrollMiniLevel(level_xpos,level_ypos,ED_SCROLL_LEFT);
            else
@@ -760,9 +2010,9 @@ void LevelEd(int mx, int my, int button)
        case ED_BUTTON_UP:
          if (level_ypos>=0)
          {
-           if (!DelayReached(&choice_delay,10))
+           if (!DelayReached(&choice_delay, GADGET_FRAME_DELAY))
              break;
-           if (lev_fieldy<2*SCR_FIELDY-2)
+           if (lev_fieldy<ED_FIELDY-2)
              break;
 
            level_ypos -= (button==1 ? 1 : button==2 ? 5 : lev_fieldy);
@@ -775,16 +2025,16 @@ void LevelEd(int mx, int my, int button)
          }
          break;
        case ED_BUTTON_DOWN:
-         if (level_ypos<=lev_fieldy-2*SCR_FIELDY)
+         if (level_ypos<=lev_fieldy-ED_FIELDY)
          {
-           if (!DelayReached(&choice_delay,10))
+           if (!DelayReached(&choice_delay, GADGET_FRAME_DELAY))
              break;
-           if (lev_fieldy<2*SCR_FIELDY-2)
+           if (lev_fieldy<ED_FIELDY-2)
              break;
 
            level_ypos += (button==1 ? 1 : button==2 ? 5 : lev_fieldy);
-           if (level_ypos>lev_fieldy-2*SCR_FIELDY+1)
-             level_ypos = lev_fieldy-2*SCR_FIELDY+1;
+           if (level_ypos>lev_fieldy-ED_FIELDY+1)
+             level_ypos = lev_fieldy-ED_FIELDY+1;
            if (button==1)
              ScrollMiniLevel(level_xpos,level_ypos,ED_SCROLL_UP);
            else
@@ -795,6 +2045,12 @@ void LevelEd(int mx, int my, int button)
          break;
       }
 
+#endif
+
+
+
+#if 0
+
       if (mx>=SX && mx<SX+SXSIZE && my>=SY && my<SY+SYSIZE)
       {
        int new_element;
@@ -804,9 +2060,9 @@ void LevelEd(int mx, int my, int button)
 
        if (!button || !in_field_pressed || button<1 || button>3 ||
            (y==0 && level_ypos<0) ||
-           (y==2*SCR_FIELDY-1 && level_ypos>lev_fieldy-2*SCR_FIELDY) ||
+           (y==ED_FIELDY-1 && level_ypos>lev_fieldy-ED_FIELDY) ||
            (x==0 && level_xpos<0) ||
-           (x==2*SCR_FIELDX-1 && level_xpos>lev_fieldx-2*SCR_FIELDX) ||
+           (x==ED_FIELDX-1 && level_xpos>lev_fieldx-ED_FIELDX) ||
            x>lev_fieldx || y>lev_fieldy)
          return;
 
@@ -825,8 +2081,8 @@ void LevelEd(int mx, int my, int button)
              if (Feld[x][y]==EL_SPIELFIGUR || Feld[x][y]==EL_SPIELER1)
              {
                Feld[x][y] = EL_LEERRAUM;
-               if (x-level_xpos>=0 && x-level_xpos<2*SCR_FIELDX &&
-                   y-level_ypos>=0 && y-level_ypos<2*SCR_FIELDY)
+               if (x-level_xpos>=0 && x-level_xpos<ED_FIELDX &&
+                   y-level_ypos>=0 && y-level_ypos<ED_FIELDY)
                  DrawMiniElement(x-level_xpos,y-level_ypos,EL_LEERRAUM);
              }
            }
@@ -838,13 +2094,23 @@ void LevelEd(int mx, int my, int button)
       }
       else if (!motion_status) /* Mauszeiger nicht im Level-Feld */
        in_field_pressed = FALSE;
+
+#endif
+
+
+
     }
-    else                       /********** KONTROLL-FENSTER **********/
+    else if (edit_mode == ED_MODE_INFO)/********** KONTROLL-FENSTER **********/
     {
+
+
+#if 0
+
       int choice = CheckCountButtons(mx,my,button);
       int step = (button==1 ? 1 : button==2 ? 5 : button==3 ? 10 : 0);
 
-      if (choice>=0 && choice<36 && DelayReached(&choice_delay,10))
+      if (choice >= 0 && choice < 36 &&
+         DelayReached(&choice_delay, GADGET_FRAME_DELAY))
       {
        if (!(choice % 2))
          step = -step;
@@ -980,10 +2246,10 @@ void LevelEd(int mx, int my, int button)
                    VXSIZE,VYSIZE,
                    DOOR_GFX_PAGEX1,DOOR_GFX_PAGEY2);
          OpenDoor(DOOR_OPEN_2);
-         edit_mode = TRUE;
+         edit_mode = ED_MODE_DRAWING;
          break;
        case ED_BUTTON_CLEAR:
-         if (AreYouSure("Are you sure to clear this level ?",AYS_ASK))
+         if (Request("Are you sure to clear this level ?",REQ_ASK))
          {
            for(x=0;x<MAX_LEV_FIELDX;x++) 
              for(y=0;y<MAX_LEV_FIELDY;y++) 
@@ -993,9 +2259,9 @@ void LevelEd(int mx, int my, int button)
          break;
        case ED_BUTTON_UNDO:
          if (leveldir[leveldir_nr].readonly ||
-             AreYouSure("Exit without saving ?",AYS_ASK | AYS_STAY_OPEN))
+             Request("Exit without saving ?",REQ_ASK | REQ_STAY_OPEN))
          {
-           CloseDoor(DOOR_CLOSE_BOTH);
+           CloseDoor(DOOR_CLOSE_ALL);
            game_status=MAINMENU;
            DrawMainMenu();
          }
@@ -1011,29 +2277,31 @@ void LevelEd(int mx, int my, int button)
 
            if (leveldir[leveldir_nr].readonly)
            {
-             AreYouSure("This level is read only !",AYS_CONFIRM);
+             Request("This level is read only !",REQ_CONFIRM);
              break;
            }
 
            for(y=0;y<lev_fieldy;y++) 
              for(x=0;x<lev_fieldx;x++)
-               if (Feld[x][y]==EL_SPIELFIGUR || Feld[x][y]==EL_SPIELER1) 
+               if (Feld[x][y] == EL_SPIELFIGUR ||
+                   Feld[x][y] == EL_SPIELER1 ||
+                   Feld[x][y] == EL_SP_MURPHY) 
                  figur_vorhanden = TRUE;
 
            if (!figur_vorhanden)
-             AreYouSure("No Level without Gregor Mc Duffin please !",
-                        AYS_CONFIRM);
+             Request("No Level without Gregor Mc Duffin please !",
+                        REQ_CONFIRM);
            else
            {
-             if (AreYouSure("Save this level and kill the old ?",
-                            AYS_ASK | AYS_STAY_OPEN))
+             if (Request("Save this level and kill the old ?",
+                            REQ_ASK | REQ_STAY_OPEN))
              {
                for(x=0;x<lev_fieldx;x++)
                  for(y=0;y<lev_fieldy;y++) 
                    Ur[x][y]=Feld[x][y];
                SaveLevel(level_nr);
              }
-             CloseDoor(DOOR_CLOSE_BOTH);
+             CloseDoor(DOOR_CLOSE_ALL);
              game_status=MAINMENU;
              DrawMainMenu();
            }
@@ -1124,6 +2392,11 @@ void LevelEd(int mx, int my, int button)
       }
       else if (!motion_status) /* Mauszeiger nicht im Cruncher-Feld */
        in_field_pressed = FALSE;
+
+#endif
+
+
+
     }
   }
 
@@ -1165,7 +2438,7 @@ void LevelNameTyping(KeySym key)
     ascii = '_';
 #endif
 
-  if (ascii && len<MAX_LEVNAMLEN-2)
+  if (ascii && len<MAX_LEVEL_NAME_LEN-2)
   {
     level.name[len] = ascii;
     level.name[len+1] = 0;
@@ -1188,7 +2461,7 @@ void LevelNameTyping(KeySym key)
                ED_COUNT_TEXT_YPOS+16*ED_COUNT_TEXT_YSIZE,
                "<",FS_SMALL,FC_RED);
   }
-  else if (key==XK_Delete && len>0)
+  else if ((key==XK_Delete || key==XK_BackSpace) && len>0)
   {
     level.name[len-1] = 0;
     len--;
@@ -1224,3 +2497,1872 @@ void LevelNameTyping(KeySym key)
     name_typing = FALSE;
   }
 }
+
+static void DrawCounterValueField(int counter_id, int value)
+{
+  int x = SX + counterbutton_info[counter_id].x + ED_WIN_COUNT_XPOS;
+  int y = SY + counterbutton_info[counter_id].y;
+
+  XCopyArea(display, pix[PIX_DOOR], drawto, gc,
+           DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS,
+           DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS,
+           ED_WIN_COUNT_XSIZE, ED_WIN_COUNT_YSIZE,
+           x, y);
+
+  DrawText(x + ED_COUNT_VALUE_XOFFSET, y + ED_COUNT_VALUE_YOFFSET,
+          int2str(value, 3), FS_SMALL, FC_YELLOW);
+}
+
+static void DrawDrawingWindow()
+{
+  ClearWindow();
+  UnmapLevelEditorWindowGadgets();
+  AdjustLevelScrollPosition();
+  AdjustEditorScrollbar(ED_CTRL_ID_SCROLL_HORIZONTAL);
+  AdjustEditorScrollbar(ED_CTRL_ID_SCROLL_VERTICAL);
+  DrawMiniLevel(level_xpos, level_ypos);
+  MapMainDrawingArea();
+}
+
+static void DrawLevelInfoWindow()
+{
+  char infotext[1024];
+  int infotext_yoffset = MINI_TILEX + ED_GADGET_DISTANCE;
+  int i, x, y;
+
+  ClearWindow();
+  UnmapLevelEditorWindowGadgets();
+
+  DrawTextF(ED_LEVELINFO_XPOS, ED_LEVELINFO_YPOS, FC_YELLOW,
+           "Level Information");
+
+  gadget_level_xsize_value = &lev_fieldx;
+  gadget_level_ysize_value = &lev_fieldy;
+  gadget_level_random_value = &random_placement_num_objects;
+  gadget_level_collect_value = &level.edelsteine;
+  gadget_level_timelimit_value = &level.time;
+  gadget_level_timescore_value = &level.score[10];
+
+  /* draw counter gadgets for level info */
+  for (i=ED_COUNTER_ID_LEVEL_XSIZE; i<=ED_COUNTER_ID_LEVEL_TIMESCORE; i++)
+  {
+    x = counterbutton_info[i].x;
+    y = counterbutton_info[i].y - infotext_yoffset;
+
+    sprintf(infotext, "%s:", counterbutton_info[i].infotext);
+    infotext[MAX_INFOTEXT_LEN] = '\0';
+
+    DrawTextF(x, y, FC_YELLOW, infotext);
+    ModifyEditorCounter(i, **counterbutton_info[i].counter_value);
+    MapCounterButtons(i);
+  }
+
+  /* draw text input gadgets for level info */
+  for (i=ED_TEXTINPUT_ID_LEVEL_NAME; i<=ED_TEXTINPUT_ID_LEVEL_AUTHOR; i++)
+  {
+    x = textinput_info[i].x;
+    y = textinput_info[i].y - infotext_yoffset;
+
+    sprintf(infotext, "%s:", textinput_info[i].infotext);
+    infotext[MAX_INFOTEXT_LEN] = '\0';
+
+    DrawTextF(x, y, FC_YELLOW, infotext);
+    ModifyEditorTextInput(i, textinput_info[i].value);
+    MapTextInputGadget(i);
+  }
+}
+
+static void DrawElementContentAreas()
+{
+  int *num_areas = &MampferMax;
+  int area_x = ED_AREA_ELEM_CONTENT_XPOS / MINI_TILEX;
+  int area_y = ED_AREA_ELEM_CONTENT_YPOS / MINI_TILEY;
+  int area_sx = SX + ED_AREA_ELEM_CONTENT_XPOS;
+  int area_sy = SY + ED_AREA_ELEM_CONTENT_YPOS;
+  int i, x, y;
+
+  for (i=0; i<MAX_ELEM_CONTENT; i++)
+    for (y=0; y<3; y++)
+      for (x=0; x<3; x++)
+       ElementContent[i][x][y] = level.mampfer_inhalt[i][x][y];
+
+  for (i=0; i<MAX_ELEM_CONTENT; i++)
+    UnmapDrawingArea(ED_CTRL_ID_ELEM_CONTENT_0 + i);
+
+  /* display counter to choose number of element content areas */
+  gadget_elem_content_value = num_areas;
+  DrawCounterValueField(ED_COUNTER_ID_ELEM_CONTENT,*gadget_elem_content_value);
+  x = counterbutton_info[ED_COUNTER_ID_ELEM_CONTENT].x + counter_xsize;
+  y = counterbutton_info[ED_COUNTER_ID_ELEM_CONTENT].y;
+  DrawTextF(x + ED_COUNT_VALUE_XOFFSET, y + ED_COUNT_VALUE_YOFFSET,
+           FC_YELLOW, "number of content areas");
+  ModifyEditorCounter(ED_COUNTER_ID_ELEM_CONTENT, *gadget_elem_content_value);
+  MapCounterButtons(ED_COUNTER_ID_ELEM_CONTENT);
+
+  /* delete content areas in case of reducing number of them */
+  XFillRectangle(display, backbuffer, gc,
+                SX, area_sy - MINI_TILEX,
+                SXSIZE, 12 * MINI_TILEY);
+
+  /* draw some decorative border for the objects */
+  for (i=0; i<*num_areas; i++)
+  {
+    for (y=0; y<4; y++)
+      for (x=0; x<4; x++)
+       DrawMiniElement(area_x + 5 * (i % 4) + x, area_y + 6 * (i / 4) + y,
+                       EL_ERDREICH);
+
+    XFillRectangle(display, drawto, gc,
+                  area_sx + 5 * (i % 4) * MINI_TILEX + MINI_TILEX/2 - 1,
+                  area_sy + 6 * (i / 4) * MINI_TILEY + MINI_TILEY/2 - 1,
+                  3 * MINI_TILEX + 2, 3 * MINI_TILEY + 2);
+  }
+
+  /* copy border to the right location */
+  XCopyArea(display, drawto, drawto, gc,
+           area_sx, area_sy, (5 * 4 + 1) * MINI_TILEX, 12 * MINI_TILEY,
+           area_sx - MINI_TILEX/2, area_sy - MINI_TILEY/2);
+
+  DrawText(area_sx + (5 * 4 - 1) * MINI_TILEX, area_sy + 0 * MINI_TILEY + 1,
+          "Content", FS_SMALL, FC_YELLOW);
+  DrawText(area_sx + (5 * 4 - 1) * MINI_TILEX, area_sy + 1 * MINI_TILEY + 1,
+          "when", FS_SMALL, FC_YELLOW);
+  DrawText(area_sx + (5 * 4 - 1) * MINI_TILEX, area_sy + 2 * MINI_TILEY + 1,
+          "smashed", FS_SMALL, FC_YELLOW);
+
+  for (i=0; i<*num_areas; i++)
+  {
+    for (y=0; y<3; y++)
+      for (x=0; x<3; x++)
+       DrawMiniElement(area_x + 5 * (i % 4) + x, area_y + 6 * (i / 4) + y,
+                       ElementContent[i][x][y]);
+
+    DrawTextF(area_sx - SX + 5 * (i % 4) * MINI_TILEX + MINI_TILEX + 1,
+             area_sy - SY + 6 * (i / 4) * MINI_TILEY + 4 * MINI_TILEY - 4,
+             FC_YELLOW, "%d", i + 1);
+  }
+
+  for (i=0; i<*num_areas; i++)
+    MapDrawingArea(ED_CTRL_ID_ELEM_CONTENT_0 + i);
+}
+
+static void DrawAmoebaContentArea()
+{
+  int area_x = ED_AREA_ELEM_CONTENT_XPOS / MINI_TILEX;
+  int area_y = ED_AREA_ELEM_CONTENT_YPOS / MINI_TILEY;
+  int area_sx = SX + ED_AREA_ELEM_CONTENT_XPOS;
+  int area_sy = SY + ED_AREA_ELEM_CONTENT_YPOS;
+  int x, y;
+
+  ElementContent[0][0][0] = level.amoebe_inhalt;
+
+  /* draw decorative border for the object */
+  for (y=0; y<2; y++)
+    for (x=0; x<2; x++)
+      DrawMiniElement(area_x + x, area_y + y, EL_ERDREICH);
+
+  XFillRectangle(display, drawto, gc,
+                area_sx + MINI_TILEX/2 - 1, area_sy + MINI_TILEY/2 - 1,
+                MINI_TILEX + 2, MINI_TILEY + 2);
+
+  /* copy border to the right location */
+  XCopyArea(display, drawto, drawto, gc,
+           area_sx, area_sy, 3 * MINI_TILEX, 3 * MINI_TILEY,
+           area_sx - MINI_TILEX/2, area_sy - MINI_TILEY/2);
+
+  DrawText(area_sx + TILEX, area_sy + 1, "Content of amoeba",
+          FS_SMALL, FC_YELLOW);
+
+  DrawMiniElement(area_x, area_y, ElementContent[0][0][0]);
+
+  MapDrawingArea(ED_CTRL_ID_AMOEBA_CONTENT);
+}
+
+#define TEXT_COLLECTING                "Score for collecting"
+#define TEXT_SMASHING          "Score for smashing"
+#define TEXT_CRACKING          "Score for cracking"
+#define TEXT_SPEED             "Speed of amoeba growth"
+#define TEXT_DURATION          "Duration when activated"
+
+static void DrawPropertiesWindow()
+{
+  int i, x, y;
+  int num_elements_in_level;
+  static struct
+  {
+    int element;
+    int *counter_value;
+    char *text;
+  } elements_with_counter[] =
+  {
+    { EL_EDELSTEIN,    &level.score[0],        TEXT_COLLECTING },
+    { EL_EDELSTEIN_BD, &level.score[0],        TEXT_COLLECTING },
+    { EL_EDELSTEIN_GELB,&level.score[0],       TEXT_COLLECTING },
+    { EL_EDELSTEIN_ROT,        &level.score[0],        TEXT_COLLECTING },
+    { EL_EDELSTEIN_LILA,&level.score[0],       TEXT_COLLECTING },
+    { EL_DIAMANT,      &level.score[1],        TEXT_COLLECTING },
+    { EL_KAEFER_R,     &level.score[2],        TEXT_SMASHING },
+    { EL_KAEFER_O,     &level.score[2],        TEXT_SMASHING },
+    { EL_KAEFER_L,     &level.score[2],        TEXT_SMASHING },
+    { EL_KAEFER_U,     &level.score[2],        TEXT_SMASHING },
+    { EL_BUTTERFLY_R,  &level.score[2],        TEXT_SMASHING },
+    { EL_BUTTERFLY_O,  &level.score[2],        TEXT_SMASHING },
+    { EL_BUTTERFLY_L,  &level.score[2],        TEXT_SMASHING },
+    { EL_BUTTERFLY_U,  &level.score[2],        TEXT_SMASHING },
+    { EL_FLIEGER_R,    &level.score[3],        TEXT_SMASHING },
+    { EL_FLIEGER_O,    &level.score[3],        TEXT_SMASHING },
+    { EL_FLIEGER_L,    &level.score[3],        TEXT_SMASHING },
+    { EL_FLIEGER_U,    &level.score[3],        TEXT_SMASHING },
+    { EL_FIREFLY_R,    &level.score[3],        TEXT_SMASHING },
+    { EL_FIREFLY_O,    &level.score[3],        TEXT_SMASHING },
+    { EL_FIREFLY_L,    &level.score[3],        TEXT_SMASHING },
+    { EL_FIREFLY_U,    &level.score[3],        TEXT_SMASHING },
+    { EL_MAMPFER,      &level.score[4],        TEXT_SMASHING },
+    { EL_MAMPFER2,     &level.score[4],        TEXT_SMASHING },
+    { EL_ROBOT,                &level.score[5],        TEXT_SMASHING },
+    { EL_PACMAN_R,     &level.score[6],        TEXT_SMASHING },
+    { EL_PACMAN_O,     &level.score[6],        TEXT_SMASHING },
+    { EL_PACMAN_L,     &level.score[6],        TEXT_SMASHING },
+    { EL_PACMAN_U,     &level.score[6],        TEXT_SMASHING },
+    { EL_KOKOSNUSS,    &level.score[7],        TEXT_CRACKING },
+    { EL_DYNAMIT_AUS,  &level.score[8],        TEXT_COLLECTING },
+    { EL_SCHLUESSEL1,  &level.score[9],        TEXT_COLLECTING },
+    { EL_SCHLUESSEL2,  &level.score[9],        TEXT_COLLECTING },
+    { EL_SCHLUESSEL3,  &level.score[9],        TEXT_COLLECTING },
+    { EL_SCHLUESSEL4,  &level.score[9],        TEXT_COLLECTING },
+    { EL_AMOEBE_NASS,  &level.tempo_amoebe,    TEXT_SPEED },
+    { EL_AMOEBE_NORM,  &level.tempo_amoebe,    TEXT_SPEED },
+    { EL_AMOEBE_VOLL,  &level.tempo_amoebe,    TEXT_SPEED },
+    { EL_AMOEBE_BD,    &level.tempo_amoebe,    TEXT_SPEED },
+    { EL_SIEB_INAKTIV, &level.dauer_sieb,      TEXT_DURATION },
+    { EL_ABLENK_AUS,   &level.dauer_ablenk,    TEXT_DURATION },
+    { -1, NULL, NULL }
+  };
+
+  ClearWindow();
+  UnmapLevelEditorWindowGadgets();
+
+  /* draw some decorative border for the object */
+  for (y=0; y<3; y++)
+    for (x=0; x<3; x++)
+      DrawMiniElement(2 + x , 2 + y, EL_ERDREICH);
+
+  XFillRectangle(display, drawto, gc,
+                SX + TILEX + MINI_TILEX/2 - 1,
+                SY + TILEY + MINI_TILEY/2 - 1,
+                TILEX + 2, TILEY + 2);
+
+  /* copy border to the right location */
+  XCopyArea(display, drawto, drawto, gc,
+           SX + TILEX, SY + TILEY,
+           2 * TILEX, 2 * TILEY,
+           SX + TILEX - MINI_TILEX/2, SY + TILEY - MINI_TILEY/2);
+
+  DrawGraphic(1, 1, el2gfx(properties_element));
+  DrawText(SX + 3*TILEX, SY + 5*TILEY/4, "Element Properties",
+          FS_SMALL, FC_YELLOW);
+
+  num_elements_in_level = 0;
+  for (y=0; y<lev_fieldy; y++) 
+    for (x=0; x<lev_fieldx; x++)
+      if (Feld[x][y] == properties_element)
+       num_elements_in_level++;
+
+  DrawTextF(ED_PROPERTIES_XPOS, 5*TILEY, FC_YELLOW, "%d x contained in level",
+           num_elements_in_level);
+
+  /* check if there are elements where a score can be chosen for */
+  for (i=0; elements_with_counter[i].element != -1; i++)
+  {
+    if (elements_with_counter[i].element == properties_element)
+    {
+      int x = counterbutton_info[ED_COUNTER_ID_ELEM_SCORE].x + counter_xsize;
+      int y = counterbutton_info[ED_COUNTER_ID_ELEM_SCORE].y;
+
+      gadget_elem_score_value = elements_with_counter[i].counter_value;
+
+      /*
+      DrawCounterValueField(ED_COUNTER_ID_SCORE, *gadget_score_value);
+      */
+
+      DrawTextF(x + ED_COUNT_VALUE_XOFFSET, y + ED_COUNT_VALUE_YOFFSET,
+               FC_YELLOW, elements_with_counter[i].text);
+      ModifyEditorCounter(ED_COUNTER_ID_ELEM_SCORE, *gadget_elem_score_value);
+      MapCounterButtons(ED_COUNTER_ID_ELEM_SCORE);
+      break;
+    }
+  }
+
+  if (HAS_CONTENT(properties_element))
+  {
+    if (IS_AMOEBOID(properties_element))
+      DrawAmoebaContentArea();
+    else
+      DrawElementContentAreas();
+  }
+}
+
+static void swap_numbers(int *i1, int *i2)
+{
+  int help = *i1;
+
+  *i1 = *i2;
+  *i2 = help;
+}
+
+static void swap_number_pairs(int *x1, int *y1, int *x2, int *y2)
+{
+  int help_x = *x1;
+  int help_y = *y1;
+
+  *x1 = *x2;
+  *x2 = help_x;
+
+  *y1 = *y2;
+  *y2 = help_y;
+}
+
+static void DrawLineElement(int sx, int sy, int element, boolean change_level)
+{
+  int lx = sx + level_xpos;
+  int ly = sy + level_ypos;
+
+  DrawMiniElement(sx, sy, (element < 0 ? Feld[lx][ly] : element));
+
+  if (change_level)
+    Feld[lx][ly] = element;
+}
+
+static void DrawLine(int from_x, int from_y, int to_x, int to_y,
+                    int element, boolean change_level)
+{
+  if (from_y == to_y)                  /* horizontal line */
+  {
+    int x;
+    int y = from_y;
+
+    if (from_x > to_x)
+      swap_numbers(&from_x, &to_x);
+
+    for (x=from_x; x<=to_x; x++)
+      DrawLineElement(x, y, element, change_level);
+  }
+  else if (from_x == to_x)             /* vertical line */
+  {
+    int x = from_x;
+    int y;
+
+    if (from_y > to_y)
+      swap_numbers(&from_y, &to_y);
+
+    for (y=from_y; y<=to_y; y++)
+      DrawLineElement(x, y, element, change_level);
+  }
+  else                                 /* diagonal line */
+  {
+    int len_x = ABS(to_x - from_x);
+    int len_y = ABS(to_y - from_y);
+    int x, y;
+
+    if (len_y < len_x)                 /* a < 1 */
+    {
+      float a = (float)len_y / (float)len_x;
+
+      if (from_x > to_x)
+       swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
+
+      for (x=0; x<=len_x; x++)
+      {
+       y = (int)(a * x + 0.5) * (to_y < from_y ? -1 : +1);
+       DrawLineElement(from_x + x, from_y + y, element, change_level);
+      }
+    }
+    else                               /* a >= 1 */
+    {
+      float a = (float)len_x / (float)len_y;
+
+      if (from_y > to_y)
+       swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
+
+      for (y=0; y<=len_y; y++)
+      {
+       x = (int)(a * y + 0.5) * (to_x < from_x ? -1 : +1);
+       DrawLineElement(from_x + x, from_y + y, element, change_level);
+      }
+    }
+  }
+}
+
+static void DrawRectangle(int from_x, int from_y, int to_x, int to_y,
+                         int element, boolean change_level)
+{
+  DrawLine(from_x, from_y, from_x, to_y, element, change_level);
+  DrawLine(from_x, to_y, to_x, to_y, element, change_level);
+  DrawLine(to_x, to_y, to_x, from_y, element, change_level);
+  DrawLine(to_x, from_y, from_x, from_y, element, change_level);
+}
+
+static void DrawFilledBox(int from_x, int from_y, int to_x, int to_y,
+                         int element, boolean change_level)
+{
+  int y;
+
+  if (from_y > to_y)
+    swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
+
+  for (y=from_y; y<=to_y; y++)
+    DrawLine(from_x, y, to_x, y, element, change_level);
+}
+
+static void DrawArcExt(int from_x, int from_y, int to_x2, int to_y2,
+                      int element, boolean change_level)
+{
+  int to_x = to_x2 - (to_x2 > from_x ? +1 : -1);
+  int to_y = to_y2 - (to_y2 > from_y ? +1 : -1);
+  int len_x = ABS(to_x - from_x);
+  int len_y = ABS(to_y - from_y);
+  int radius, x, y;
+
+  radius = (int)(sqrt((float)(len_x * len_x + len_y * len_y)) + 0.5);
+
+  /* not optimal (some points get drawn twice) but simple,
+     and fast enough for the few points we are drawing */
+
+  for (x=0; x<=radius; x++)
+  {
+    int sx, sy, lx, ly;
+
+    y = (int)(sqrt((float)(radius * radius - x * x)) + 0.5);
+
+    sx = from_x + x * (from_x < to_x2 ? +1 : -1);
+    sy = from_y + y * (from_y < to_y2 ? +1 : -1);
+    lx = sx + level_xpos;
+    ly = sy + level_ypos;
+
+    if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
+      DrawLineElement(sx, sy, element, change_level);
+  }
+
+  for (y=0; y<=radius; y++)
+  {
+    int sx, sy, lx, ly;
+
+    x = (int)(sqrt((float)(radius * radius - y * y)) + 0.5);
+
+    sx = from_x + x * (from_x < to_x2 ? +1 : -1);
+    sy = from_y + y * (from_y < to_y2 ? +1 : -1);
+    lx = sx + level_xpos;
+    ly = sy + level_ypos;
+
+    if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
+      DrawLineElement(sx, sy, element, change_level);
+  }
+}
+
+static void DrawArc(int from_x, int from_y, int to_x, int to_y,
+                   int element, boolean change_level)
+{
+  int to_x2 = to_x + (to_x < from_x ? -1 : +1);
+  int to_y2 = to_y + (to_y > from_y ? +1 : -1);
+
+  DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
+}
+
+#if 0
+static void DrawCircle(int from_x, int from_y, int to_x, int to_y,
+                      int element, boolean change_level)
+{
+  int to_x2 = to_x + (to_x < from_x ? -1 : +1);
+  int to_y2 = to_y + (to_y > from_y ? +1 : -1);
+  int mirror_to_x2 = from_x - (to_x2 - from_x);
+  int mirror_to_y2 = from_y - (to_y2 - from_y);
+
+  DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
+  DrawArcExt(from_x, from_y, mirror_to_x2, to_y2, element, change_level);
+  DrawArcExt(from_x, from_y, to_x2, mirror_to_y2, element, change_level);
+  DrawArcExt(from_x, from_y, mirror_to_x2, mirror_to_y2, element,change_level);
+}
+#endif
+
+static void DrawAreaBorder(int from_x, int from_y, int to_x, int to_y)
+{
+  int from_sx, from_sy;
+  int to_sx, to_sy;
+
+  if (from_x > to_x)
+    swap_numbers(&from_x, &to_x);
+
+  if (from_y > to_y)
+    swap_numbers(&from_y, &to_y);
+
+  from_sx = SX + from_x * MINI_TILEX;
+  from_sy = SY + from_y * MINI_TILEY;
+  to_sx = SX + to_x * MINI_TILEX + MINI_TILEX - 1;
+  to_sy = SY + to_y * MINI_TILEY + MINI_TILEY - 1;
+
+  XSetForeground(display, gc, WhitePixel(display, screen));
+
+  XDrawLine(display, drawto, gc, from_sx, from_sy, to_sx, from_sy);
+  XDrawLine(display, drawto, gc, to_sx, from_sy, to_sx, to_sy);
+  XDrawLine(display, drawto, gc, to_sx, to_sy, from_sx, to_sy);
+  XDrawLine(display, drawto, gc, from_sx, to_sy, from_sx, from_sy);
+
+  XSetForeground(display, gc, BlackPixel(display, screen));
+
+  if (from_x == to_x && from_y == to_y)
+    MarkTileDirty(from_x/2, from_y/2);
+  else
+    redraw_mask |= REDRAW_FIELD;
+}
+
+static void SelectArea(int from_x, int from_y, int to_x, int to_y,
+                      int element, boolean change_level)
+{
+  if (element == -1 || change_level)
+    DrawRectangle(from_x, from_y, to_x, to_y, -1, FALSE);
+  else
+    DrawAreaBorder(from_x, from_y, to_x, to_y);
+}
+
+/* values for CopyBrushExt() */
+#define CB_AREA_TO_BRUSH       0
+#define CB_BRUSH_TO_CURSOR     1
+#define CB_BRUSH_TO_LEVEL      2
+#define CB_DELETE_OLD_CURSOR   3
+
+static void CopyBrushExt(int from_x, int from_y, int to_x, int to_y,
+                        int button, int mode)
+{
+  static short brush_buffer[ED_FIELDX][ED_FIELDY];
+  static int brush_width, brush_height;
+  static int last_cursor_x = -1, last_cursor_y = -1;
+  static boolean delete_old_brush;
+  int new_element;
+  int x, y;
+
+  if (mode == CB_DELETE_OLD_CURSOR && !delete_old_brush)
+    return;
+
+  new_element = (button == 1 ? new_element1 :
+                button == 2 ? new_element2 :
+                button == 3 ? new_element3 : 0);
+
+  if (mode == CB_AREA_TO_BRUSH)
+  {
+    int from_lx, from_ly;
+
+    if (from_x > to_x)
+      swap_numbers(&from_x, &to_x);
+
+    if (from_y > to_y)
+      swap_numbers(&from_y, &to_y);
+
+    brush_width = to_x - from_x + 1;
+    brush_height = to_y - from_y + 1;
+
+    from_lx = from_x + level_xpos;
+    from_ly = from_y + level_ypos;
+
+    for (y=0; y<brush_height; y++)
+    {
+      for (x=0; x<brush_width; x++)
+      {
+       brush_buffer[x][y] = Feld[from_lx + x][from_ly + y];
+
+       if (button != 1)
+         DrawLineElement(from_x + x, from_y + y, new_element, TRUE);
+      }
+    }
+
+    if (button != 1)
+      CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
+
+    delete_old_brush = FALSE;
+  }
+  else if (mode == CB_BRUSH_TO_CURSOR || mode == CB_DELETE_OLD_CURSOR ||
+          mode == CB_BRUSH_TO_LEVEL)
+  {
+    int cursor_x = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_x : from_x);
+    int cursor_y = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_y : from_y);
+    int cursor_from_x = cursor_x - brush_width / 2;
+    int cursor_from_y = cursor_y - brush_height / 2;
+    int border_from_x = cursor_x, border_from_y = cursor_y;
+    int border_to_x = cursor_x, border_to_y = cursor_y;
+
+    if (mode != CB_DELETE_OLD_CURSOR && delete_old_brush)
+      CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
+
+    if (!IN_ED_FIELD(cursor_x, cursor_y) ||
+       !IN_LEV_FIELD(cursor_x + level_xpos, cursor_y + level_ypos))
+    {
+      delete_old_brush = FALSE;
+      return;
+    }
+
+    for (y=0; y<brush_height; y++)
+    {
+      for (x=0; x<brush_width; x++)
+      {
+       int sx = cursor_from_x + x;
+       int sy = cursor_from_y + y;
+       int lx = sx + level_xpos;
+       int ly = sy + level_ypos;
+       boolean change_level = (mode == CB_BRUSH_TO_LEVEL);
+       int element = (mode == CB_DELETE_OLD_CURSOR ? -1 :
+                      mode == CB_BRUSH_TO_CURSOR || button == 1 ?
+                      brush_buffer[x][y] : new_element);
+
+       if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
+       {
+         if (sx < border_from_x)
+           border_from_x = sx;
+         else if (sx > border_to_x)
+           border_to_x = sx;
+         if (sy < border_from_y)
+           border_from_y = sy;
+         else if (sy > border_to_y)
+           border_to_y = sy;
+
+         DrawLineElement(sx, sy, element, change_level);
+       }
+      }
+    }
+
+    /*
+    printf("%d, %d - %d, %d in level and screen\n",
+          border_from_x, border_from_y, border_to_x, border_to_y);
+    */
+
+    if (mode != CB_DELETE_OLD_CURSOR)
+      DrawAreaBorder(border_from_x, border_from_y, border_to_x, border_to_y);
+
+    /*
+    if (mode == CB_BRUSH_TO_LEVEL)
+      CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
+    */
+
+    last_cursor_x = cursor_x;
+    last_cursor_y = cursor_y;
+    delete_old_brush = TRUE;
+  }
+}
+
+static void CopyAreaToBrush(int from_x, int from_y, int to_x, int to_y,
+                           int button)
+{
+  CopyBrushExt(from_x, from_y, to_x, to_y, button, CB_AREA_TO_BRUSH);
+}
+
+static void CopyBrushToLevel(int x, int y, int button)
+{
+  CopyBrushExt(x, y, 0, 0, button, CB_BRUSH_TO_LEVEL);
+}
+
+static void CopyBrushToCursor(int x, int y)
+{
+  CopyBrushExt(x, y, 0, 0, 0, CB_BRUSH_TO_CURSOR);
+}
+
+static void DeleteBrushFromCursor()
+{
+  CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
+}
+
+static void FloodFill(int from_x, int from_y, int fill_element)
+{
+  int i,x,y;
+  int old_element;
+  static int check[4][2] = { {-1,0}, {0,-1}, {1,0}, {0,1} };
+  static int safety = 0;
+
+  /* check if starting field still has the desired content */
+  if (Feld[from_x][from_y] == fill_element)
+    return;
+
+  safety++;
+
+  if (safety > lev_fieldx*lev_fieldy)
+    Error(ERR_EXIT, "Something went wrong in 'FloodFill()'. Please debug.");
+
+  old_element = Feld[from_x][from_y];
+  Feld[from_x][from_y] = fill_element;
+
+  for(i=0;i<4;i++)
+  {
+    x = from_x + check[i][0];
+    y = from_y + check[i][1];
+
+    if (IN_LEV_FIELD(x,y) && Feld[x][y] == old_element)
+      FloodFill(x, y, fill_element);
+  }
+
+  safety--;
+}
+
+/* values for DrawLevelText() modes */
+#define TEXT_INIT      0
+#define TEXT_SETCURSOR 1
+#define TEXT_WRITECHAR 2
+#define TEXT_BACKSPACE 3
+#define TEXT_NEWLINE   4
+#define TEXT_END       5
+
+static void DrawLevelText(int sx, int sy, char letter, int mode)
+{
+  static short delete_buffer[MAX_LEV_FIELDX];
+  static int start_sx, start_sy;
+  static int last_sx, last_sy;
+  static boolean typing = FALSE;
+  int letter_element = EL_CHAR_ASCII0 + letter;
+  int lx, ly;
+
+  /* map lower case letters to upper case and convert special characters */
+  if (letter >= 'a' && letter <= 'z')
+    letter_element = EL_CHAR_ASCII0 + letter + (int)('A' - 'a');
+  else if (letter == 'ä' || letter == 'Ä')
+    letter_element = EL_CHAR_AE;
+  else if (letter == 'ö' || letter == 'Ö')
+    letter_element = EL_CHAR_OE;
+  else if (letter == 'ü' || letter == 'Ü')
+    letter_element = EL_CHAR_UE;
+  else if (letter == '^')
+    letter_element = EL_CHAR_COPY;
+  else
+    letter_element = EL_CHAR_ASCII0 + letter;
+
+  if (mode != TEXT_INIT)
+  {
+    if (!typing)
+      return;
+
+    if (mode != TEXT_SETCURSOR)
+    {
+      sx = last_sx;
+      sy = last_sy;
+    }
+
+    lx = last_sx + level_xpos;
+    ly = last_sy + level_ypos;
+  }
+
+  switch (mode)
+  {
+    case TEXT_INIT:
+      if (typing)
+       DrawLevelText(0, 0, 0, TEXT_END);
+
+      typing = TRUE;
+      start_sx = last_sx = sx;
+      start_sy = last_sy = sy;
+      DrawLevelText(sx, sy, 0, TEXT_SETCURSOR);
+      break;
+
+    case TEXT_SETCURSOR:
+      DrawMiniElement(last_sx, last_sy, Feld[lx][ly]);
+      DrawAreaBorder(sx, sy, sx, sy);
+      last_sx = sx;
+      last_sy = sy;
+      break;
+
+    case TEXT_WRITECHAR:
+      if (letter_element >= EL_CHAR_START && letter_element <= EL_CHAR_END)
+      {
+       delete_buffer[sx - start_sx] = Feld[lx][ly];
+       Feld[lx][ly] = letter_element;
+
+       if (sx + 1 < ED_FIELDX && lx + 1 < lev_fieldx)
+         DrawLevelText(sx + 1, sy, 0, TEXT_SETCURSOR);
+       else if (sy + 1 < ED_FIELDY && ly + 1 < lev_fieldy)
+         DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
+       else
+         DrawLevelText(0, 0, 0, TEXT_END);
+      }
+      break;
+
+    case TEXT_BACKSPACE:
+      if (sx > start_sx)
+      {
+       Feld[lx - 1][ly] = delete_buffer[sx - start_sx - 1];
+       DrawMiniElement(sx - 1, sy, new_element3);
+       DrawLevelText(sx - 1, sy, 0, TEXT_SETCURSOR);
+      }
+      break;
+
+    case TEXT_NEWLINE:
+      if (sy + 1 < ED_FIELDY - 1 && ly + 1 < lev_fieldy - 1)
+       DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
+      else
+       DrawLevelText(0, 0, 0, TEXT_END);
+      break;
+
+    case TEXT_END:
+      CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
+      DrawMiniElement(sx, sy, Feld[lx][ly]);
+      typing = FALSE;
+      break;
+
+    default:
+      break;
+  }
+}
+
+static void SetTextCursor(int unused_sx, int unused_sy, int sx, int sy,
+                         int element, boolean change_level)
+{
+  int lx = sx + level_xpos;
+  int ly = sy + level_ypos;
+
+  if (element == -1)
+    DrawMiniElement(sx, sy, Feld[lx][ly]);
+  else
+    DrawAreaBorder(sx, sy, sx, sy);
+}
+
+static void CopyLevelToUndoBuffer(int mode)
+{
+  static boolean accumulated_undo = FALSE;
+  boolean new_undo_buffer_position = TRUE;
+  int x, y;
+
+  switch (mode)
+  {
+    case UNDO_IMMEDIATE:
+      accumulated_undo = FALSE;
+      break;
+
+    case UNDO_ACCUMULATE:
+      if (accumulated_undo)
+       new_undo_buffer_position = FALSE;
+      accumulated_undo = TRUE;
+      break;
+
+    default:
+      break;
+  }
+
+  if (new_undo_buffer_position)
+  {
+    /* new position in undo buffer ring */
+    undo_buffer_position = (undo_buffer_position + 1) % NUM_UNDO_STEPS;
+
+    if (undo_buffer_steps < NUM_UNDO_STEPS - 1)
+      undo_buffer_steps++;
+  }
+
+  for(x=0; x<lev_fieldx; x++)
+    for(y=0; y<lev_fieldy; y++)
+      UndoBuffer[undo_buffer_position][x][y] = Feld[x][y];
+#if 0
+#ifdef DEBUG
+  printf("level saved to undo buffer\n");
+#endif
+#endif
+}
+
+static void RandomPlacement(int button)
+{
+  int new_element;
+  int x, y;
+
+  new_element = (button == 1 ? new_element1 :
+                button == 2 ? new_element2 :
+                button == 3 ? new_element3 : 0);
+
+  if (random_placement_method == RANDOM_USE_PERCENTAGE)
+  {
+    for(x=0; x<lev_fieldx; x++)
+      for(y=0; y<lev_fieldy; y++)
+       if (RND(100) < random_placement_percentage)
+         Feld[x][y] = new_element;
+  }
+  else
+  {
+    int elements_left = random_placement_num_objects;
+
+    while (elements_left > 0)
+    {
+      x = RND(lev_fieldx);
+      y = RND(lev_fieldy);
+
+      if (Feld[x][y] != new_element)
+      {
+       Feld[x][y] = new_element;
+       elements_left--;
+      }
+    }
+  }
+
+  DrawMiniLevel(level_xpos, level_ypos);
+  CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
+}
+
+void WrapLevel(int dx, int dy)
+{
+  int wrap_dx = lev_fieldx - dx;
+  int wrap_dy = lev_fieldy - dy;
+  int x, y;
+
+  for(x=0; x<lev_fieldx; x++)
+    for(y=0; y<lev_fieldy; y++)
+      FieldBackup[x][y] = Feld[x][y];
+
+  for(x=0; x<lev_fieldx; x++)
+    for(y=0; y<lev_fieldy; y++)
+      Feld[x][y] =
+       FieldBackup[(x + wrap_dx) % lev_fieldx][(y + wrap_dy) % lev_fieldy];
+
+  DrawMiniLevel(level_xpos, level_ypos);
+  CopyLevelToUndoBuffer(UNDO_ACCUMULATE);
+}
+
+static void HandleDrawingAreas(struct GadgetInfo *gi)
+{
+  static boolean started_inside_drawing_area = FALSE;
+  int id = gi->custom_id;
+  boolean inside_drawing_area = !gi->event.off_borders;
+  boolean button_press_event;
+  boolean button_release_event;
+  boolean draw_level = (id == ED_CTRL_ID_DRAWING_LEVEL);
+  int new_element;
+  int button = gi->event.button;
+  int sx = gi->event.x, sy = gi->event.y;
+  int min_sx = 0, min_sy = 0;
+  int max_sx = gi->drawing.area_xsize - 1, max_sy = gi->drawing.area_ysize - 1;
+  int lx, ly;
+  int min_lx = 0, min_ly = 0;
+  int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
+  int x, y;
+
+  /* handle info callback for each invocation of action callback */
+  gi->callback_info(gi);
+
+  /*
+  if (edit_mode != ED_MODE_DRAWING)
+    return;
+  */
+
+  button_press_event = (gi->event.type == GD_EVENT_PRESSED);
+  button_release_event = (gi->event.type == GD_EVENT_RELEASED);
+
+  /* make sure to stay inside drawing area boundaries */
+  sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
+  sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
+
+  if (draw_level)
+  {
+    /* get positions inside level field */
+    lx = sx + level_xpos;
+    ly = sy + level_ypos;
+
+    /* make sure to stay inside level field boundaries */
+    lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
+    ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
+
+    /* correct drawing area positions accordingly */
+    sx = lx - level_xpos;
+    sy = ly - level_ypos;
+  }
+
+  if (button_press_event)
+    started_inside_drawing_area = inside_drawing_area;
+
+  if (!started_inside_drawing_area)
+    return;
+
+  if (!button && !button_release_event)
+    return;
+
+  new_element = (button == 1 ? new_element1 :
+                button == 2 ? new_element2 :
+                button == 3 ? new_element3 : 0);
+
+
+#if 0
+  if (button_release_event)
+    button = 0;
+#endif
+
+
+  if (!draw_level && drawing_function != ED_CTRL_ID_SINGLE_ITEMS)
+    return;
+
+  switch (drawing_function)
+  {
+    case ED_CTRL_ID_SINGLE_ITEMS:
+      if (draw_level)
+      {
+       if (button_release_event)
+       {
+         CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
+
+         if (edit_mode == ED_MODE_DRAWING && draw_with_brush &&
+             !inside_drawing_area)
+           DeleteBrushFromCursor();
+       }
+
+       if (!button)
+         break;
+
+       if (draw_with_brush)
+       {
+         if (!button_release_event)
+           CopyBrushToLevel(sx, sy, button);
+       }
+       else if (new_element != Feld[lx][ly])
+       {
+         if (new_element == EL_SPIELFIGUR)
+         {
+           /* remove player at old position */
+           for(y=0; y<lev_fieldy; y++)
+           {
+             for(x=0; x<lev_fieldx; x++)
+             {
+               if (Feld[x][y] == EL_SPIELFIGUR || Feld[x][y] == EL_SPIELER1)
+               {
+                 Feld[x][y] = EL_LEERRAUM;
+                 if (x - level_xpos >= 0 && x - level_xpos < ED_FIELDX &&
+                     y - level_ypos >= 0 && y - level_ypos < ED_FIELDY)
+                   DrawMiniElement(x - level_xpos, y - level_ypos,
+                                   EL_LEERRAUM);
+               }
+             }
+           }
+         }
+
+         Feld[lx][ly] = new_element;
+         DrawMiniElement(sx, sy, new_element);
+       }
+      }
+      else
+      {
+       DrawMiniGraphicExt(drawto, gc,
+                          gi->x + sx * MINI_TILEX,
+                          gi->y + sy * MINI_TILEY,
+                          el2gfx(new_element));
+       DrawMiniGraphicExt(window, gc,
+                          gi->x + sx * MINI_TILEX,
+                          gi->y + sy * MINI_TILEY,
+                          el2gfx(new_element));
+
+       if (id == ED_CTRL_ID_AMOEBA_CONTENT)
+         level.amoebe_inhalt = new_element;
+       else if (id >= ED_CTRL_ID_ELEM_CONTENT_0 &&
+                id <= ED_CTRL_ID_ELEM_CONTENT_7)
+         level.mampfer_inhalt[id - ED_CTRL_ID_ELEM_CONTENT_0][sx][sy] =
+           new_element;
+      }
+      break;
+
+    case ED_CTRL_ID_CONNECTED_ITEMS:
+      {
+       static int last_sx = -1;
+       static int last_sy = -1;
+
+       if (button_release_event)
+         CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
+
+       if (button)
+       {
+         if (!button_press_event)
+           DrawLine(last_sx, last_sy, sx, sy, new_element, TRUE);
+
+         last_sx = sx;
+         last_sy = sy;
+       }
+      }
+      break;
+
+    case ED_CTRL_ID_LINE:
+    case ED_CTRL_ID_ARC:
+    case ED_CTRL_ID_RECTANGLE:
+    case ED_CTRL_ID_FILLED_BOX:
+    case ED_CTRL_ID_GRAB_BRUSH:
+    case ED_CTRL_ID_TEXT:
+      {
+       static int last_sx = -1;
+       static int last_sy = -1;
+       static int start_sx = -1;
+       static int start_sy = -1;
+       void (*draw_func)(int, int, int, int, int, boolean);
+
+       if (drawing_function == ED_CTRL_ID_LINE)
+         draw_func = DrawLine;
+       else if (drawing_function == ED_CTRL_ID_ARC)
+         draw_func = DrawArc;
+       else if (drawing_function == ED_CTRL_ID_RECTANGLE)
+         draw_func = DrawRectangle;
+       else if (drawing_function == ED_CTRL_ID_FILLED_BOX)
+         draw_func = DrawFilledBox;
+       else if (drawing_function == ED_CTRL_ID_GRAB_BRUSH)
+         draw_func = SelectArea;
+       else /* (drawing_function == ED_CTRL_ID_TEXT) */
+         draw_func = SetTextCursor;
+
+       if (button_press_event)
+       {
+         draw_func(sx, sy, sx, sy, new_element, FALSE);
+         start_sx = last_sx = sx;
+         start_sy = last_sy = sy;
+
+         if (drawing_function == ED_CTRL_ID_TEXT)
+           DrawLevelText(0, 0, 0, TEXT_END);
+       }
+       else if (button_release_event)
+       {
+         draw_func(start_sx, start_sy, sx, sy, new_element, TRUE);
+         if (drawing_function == ED_CTRL_ID_GRAB_BRUSH)
+         {
+           CopyAreaToBrush(start_sx, start_sy, sx, sy, button);
+           CopyBrushToCursor(sx, sy);
+           ClickOnGadget(level_editor_gadget[ED_CTRL_ID_SINGLE_ITEMS]);
+           draw_with_brush = TRUE;
+         }
+         else if (drawing_function == ED_CTRL_ID_TEXT)
+           DrawLevelText(sx, sy, 0, TEXT_INIT);
+         else
+           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
+       }
+       else if (last_sx != sx || last_sy != sy)
+       {
+         draw_func(start_sx, start_sy, last_sx, last_sy, -1, FALSE);
+         draw_func(start_sx, start_sy, sx, sy, new_element, FALSE);
+         last_sx = sx;
+         last_sy = sy;
+       }
+      }
+      break;
+
+
+
+#if 0
+    case ED_CTRL_ID_TEXT:
+      /*
+      DrawMiniElement(last_sx, last_sy, Feld[lx][ly]);
+      DrawAreaBorder(sx, sy, sx, sy);
+      last_sx = sx;
+      last_sy = sy;
+      */
+
+      if (button_press_event)
+       DrawLevelText(sx, sy, 0, TEXT_INIT);
+      break;
+#endif
+
+
+
+    case ED_CTRL_ID_FLOOD_FILL:
+      if (button_press_event && Feld[lx][ly] != new_element)
+      {
+       FloodFill(lx, ly, new_element);
+       DrawMiniLevel(level_xpos, level_ypos);
+       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
+      }
+      break;
+
+    case ED_CTRL_ID_PICK_ELEMENT:
+      if (button_press_event)
+       PickDrawingElement(button, Feld[lx][ly]);
+      if (button_release_event)
+       ClickOnGadget(level_editor_gadget[last_drawing_function]);
+      break;
+
+    default:
+      break;
+  }
+}
+
+static void HandleCounterButtons(struct GadgetInfo *gi)
+{
+  int id = gi->custom_id;
+  int button = gi->event.button;
+  int step = (button == 1 ? 1 : button == 2 ? 5 : 10);
+
+  switch (id)
+  {
+    case ED_CTRL_ID_ELEM_SCORE_DOWN:
+    case ED_CTRL_ID_ELEM_SCORE_UP:
+      step *= (id == ED_CTRL_ID_ELEM_SCORE_DOWN ? -1 : 1);
+      ModifyEditorCounter(ED_COUNTER_ID_ELEM_SCORE,
+                         *gadget_elem_score_value + step);
+      break;
+    case ED_CTRL_ID_ELEM_SCORE_TEXT:
+      *gadget_elem_score_value = gi->text.number_value;
+      break;
+
+    case ED_CTRL_ID_ELEM_CONTENT_DOWN:
+    case ED_CTRL_ID_ELEM_CONTENT_UP:
+      step *= (id == ED_CTRL_ID_ELEM_CONTENT_DOWN ? -1 : 1);
+      ModifyEditorCounter(ED_COUNTER_ID_ELEM_CONTENT,
+                         *gadget_elem_content_value + step);
+      DrawElementContentAreas();
+      break;
+    case ED_CTRL_ID_ELEM_CONTENT_TEXT:
+      *gadget_elem_content_value = gi->text.number_value;
+      DrawElementContentAreas();
+      break;
+
+    case ED_CTRL_ID_LEVEL_XSIZE_DOWN:
+    case ED_CTRL_ID_LEVEL_XSIZE_UP:
+      step *= (id == ED_CTRL_ID_LEVEL_XSIZE_DOWN ? -1 : 1);
+      ModifyEditorCounter(ED_COUNTER_ID_LEVEL_XSIZE,
+                         *gadget_level_xsize_value + step);
+      level.fieldx = lev_fieldx;
+      break;
+    case ED_CTRL_ID_LEVEL_XSIZE_TEXT:
+      *gadget_level_xsize_value = gi->text.number_value;
+      level.fieldx = lev_fieldx;
+      break;
+
+    case ED_CTRL_ID_LEVEL_YSIZE_DOWN:
+    case ED_CTRL_ID_LEVEL_YSIZE_UP:
+      step *= (id == ED_CTRL_ID_LEVEL_YSIZE_DOWN ? -1 : 1);
+      ModifyEditorCounter(ED_COUNTER_ID_LEVEL_YSIZE,
+                         *gadget_level_ysize_value + step);
+      level.fieldy = lev_fieldy;
+      break;
+    case ED_CTRL_ID_LEVEL_YSIZE_TEXT:
+      *gadget_level_ysize_value = gi->text.number_value;
+      level.fieldy = lev_fieldy;
+      break;
+
+    case ED_CTRL_ID_LEVEL_RANDOM_DOWN:
+    case ED_CTRL_ID_LEVEL_RANDOM_UP:
+      step *= (id == ED_CTRL_ID_LEVEL_RANDOM_DOWN ? -1 : 1);
+      ModifyEditorCounter(ED_COUNTER_ID_LEVEL_RANDOM,
+                         *gadget_level_random_value + step);
+      break;
+    case ED_CTRL_ID_LEVEL_RANDOM_TEXT:
+      *gadget_level_random_value = gi->text.number_value;
+      break;
+
+    case ED_CTRL_ID_LEVEL_COLLECT_DOWN:
+    case ED_CTRL_ID_LEVEL_COLLECT_UP:
+      step *= (id == ED_CTRL_ID_LEVEL_COLLECT_DOWN ? -1 : 1);
+      ModifyEditorCounter(ED_COUNTER_ID_LEVEL_COLLECT,
+                         *gadget_level_collect_value + step);
+      break;
+    case ED_CTRL_ID_LEVEL_COLLECT_TEXT:
+      *gadget_level_collect_value = gi->text.number_value;
+      break;
+
+    case ED_CTRL_ID_LEVEL_TIMELIMIT_DOWN:
+    case ED_CTRL_ID_LEVEL_TIMELIMIT_UP:
+      step *= (id == ED_CTRL_ID_LEVEL_TIMELIMIT_DOWN ? -1 : 1);
+      ModifyEditorCounter(ED_COUNTER_ID_LEVEL_TIMELIMIT,
+                         *gadget_level_timelimit_value + step);
+      break;
+    case ED_CTRL_ID_LEVEL_TIMELIMIT_TEXT:
+      *gadget_level_timelimit_value = gi->text.number_value;
+      break;
+
+    case ED_CTRL_ID_LEVEL_TIMESCORE_DOWN:
+    case ED_CTRL_ID_LEVEL_TIMESCORE_UP:
+      step *= (id == ED_CTRL_ID_LEVEL_TIMESCORE_DOWN ? -1 : 1);
+      ModifyEditorCounter(ED_COUNTER_ID_LEVEL_TIMESCORE,
+                         *gadget_level_timescore_value + step);
+      break;
+    case ED_CTRL_ID_LEVEL_TIMESCORE_TEXT:
+      *gadget_level_timescore_value = gi->text.number_value;
+      break;
+
+    default:
+      break;
+  }
+}
+
+static void HandleTextInputGadgets(struct GadgetInfo *gi)
+{
+  int id = gi->custom_id;
+
+  switch (id)
+  {
+    case ED_CTRL_ID_LEVEL_NAME:
+      strcpy(level.name, gi->text.value);
+      break;
+
+    case ED_CTRL_ID_LEVEL_AUTHOR:
+      strcpy(level.author, gi->text.value);
+      break;
+
+    default:
+      break;
+  }
+}
+
+static void HandleControlButtons(struct GadgetInfo *gi)
+{
+  int id = gi->custom_id;
+  int button = gi->event.button;
+  int step = (button == 1 ? 1 : button == 2 ? 5 : 10);
+  int new_element;
+  int player_present = FALSE;
+  int level_changed = FALSE;
+  int i, x, y;
+
+  new_element = (button == 1 ? new_element1 :
+                button == 2 ? new_element2 :
+                button == 3 ? new_element3 : 0);
+
+  if (edit_mode == ED_MODE_DRAWING && drawing_function == ED_CTRL_ID_TEXT)
+    DrawLevelText(0, 0, 0, TEXT_END);
+
+  if (id < ED_NUM_CTRL1_BUTTONS && id != ED_CTRL_ID_PROPERTIES &&
+      edit_mode != ED_MODE_DRAWING)
+  {
+    DrawDrawingWindow();
+    edit_mode = ED_MODE_DRAWING;
+  }
+
+  switch (id)
+  {
+    case ED_CTRL_ID_SCROLL_LEFT:
+      if (level_xpos >= 0)
+      {
+       int gadget_id = ED_CTRL_ID_SCROLL_HORIZONTAL;
+       struct GadgetInfo *gi = level_editor_gadget[gadget_id];
+       struct GadgetScrollbar *gs = &gi->scrollbar;
+
+       if (lev_fieldx < ED_FIELDX - 2)
+         break;
+
+       level_xpos -= step;
+       if (level_xpos < -1)
+         level_xpos = -1;
+       if (button == 1)
+         ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_RIGHT);
+       else
+         DrawMiniLevel(level_xpos, level_ypos);
+
+       AdjustScrollbar(gi, gs->items_max, level_xpos + 1);
+      }
+      break;
+
+    case ED_CTRL_ID_SCROLL_RIGHT:
+      if (level_xpos <= lev_fieldx - ED_FIELDX)
+      {
+       int gadget_id = ED_CTRL_ID_SCROLL_HORIZONTAL;
+       struct GadgetInfo *gi = level_editor_gadget[gadget_id];
+       struct GadgetScrollbar *gs = &gi->scrollbar;
+
+       if (lev_fieldx < ED_FIELDX - 2)
+         break;
+
+       level_xpos += step;
+       if (level_xpos > lev_fieldx - ED_FIELDX + 1)
+         level_xpos = lev_fieldx - ED_FIELDX + 1;
+       if (button == 1)
+         ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_LEFT);
+       else
+         DrawMiniLevel(level_xpos, level_ypos);
+
+       AdjustScrollbar(gi, gs->items_max, level_xpos + 1);
+      }
+      break;
+
+    case ED_CTRL_ID_SCROLL_UP:
+      if (level_ypos >= 0)
+      {
+       int gadget_id = ED_CTRL_ID_SCROLL_VERTICAL;
+       struct GadgetInfo *gi = level_editor_gadget[gadget_id];
+       struct GadgetScrollbar *gs = &gi->scrollbar;
+
+       if (lev_fieldy < ED_FIELDY - 2)
+         break;
+
+       level_ypos -= step;
+       if (level_ypos < -1)
+         level_ypos = -1;
+       if (button == 1)
+         ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_DOWN);
+       else
+         DrawMiniLevel(level_xpos, level_ypos);
+
+       AdjustScrollbar(gi, gs->items_max, level_ypos + 1);
+      }
+      break;
+
+    case ED_CTRL_ID_SCROLL_DOWN:
+      if (level_ypos <= lev_fieldy - ED_FIELDY)
+      {
+       int gadget_id = ED_CTRL_ID_SCROLL_VERTICAL;
+       struct GadgetInfo *gi = level_editor_gadget[gadget_id];
+       struct GadgetScrollbar *gs = &gi->scrollbar;
+
+       if (lev_fieldy < ED_FIELDY - 2)
+         break;
+
+       level_ypos += step;
+       if (level_ypos > lev_fieldy - ED_FIELDY + 1)
+         level_ypos = lev_fieldy - ED_FIELDY + 1;
+       if (button == 1)
+         ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_UP);
+       else
+         DrawMiniLevel(level_xpos, level_ypos);
+
+       AdjustScrollbar(gi, gs->items_max, level_ypos + 1);
+      }
+      break;
+
+    case ED_CTRL_ID_SCROLL_HORIZONTAL:
+      level_xpos = gi->event.item_position - 1;
+      DrawMiniLevel(level_xpos, level_ypos);
+      break;
+
+    case ED_CTRL_ID_SCROLL_VERTICAL:
+      level_ypos = gi->event.item_position - 1;
+      DrawMiniLevel(level_xpos, level_ypos);
+      break;
+
+    case ED_CTRL_ID_ELEMENTLIST_UP:
+    case ED_CTRL_ID_ELEMENTLIST_DOWN:
+      step *= (id == ED_CTRL_ID_ELEMENTLIST_UP ? -1 : +1);
+      element_shift += step * ED_ELEMENTLIST_BUTTONS_HORIZ;
+
+      if (element_shift < 0)
+       element_shift = 0;
+      if (element_shift > elements_in_list - ED_NUM_ELEMENTLIST_BUTTONS)
+       element_shift = elements_in_list - ED_NUM_ELEMENTLIST_BUTTONS;
+
+      for (i=0; i<ED_NUM_ELEMENTLIST_BUTTONS; i++)
+      {
+       int gadget_id = ED_CTRL_ID_ELEMENTLIST_FIRST + i;
+       struct GadgetInfo *gi = level_editor_gadget[gadget_id];
+       struct GadgetDesign *design = &gi->deco.design;
+
+       UnmapGadget(gi);
+       getMiniGraphicSource(el2gfx(editor_element[element_shift + i]),
+                            &design->pixmap, &design->x, &design->y);
+       MapGadget(gi);
+      }
+      break;
+
+    case ED_CTRL_ID_WRAP_LEFT:
+      WrapLevel(-step, 0);
+      break;
+
+    case ED_CTRL_ID_WRAP_RIGHT:
+      WrapLevel(step, 0);
+      break;
+
+    case ED_CTRL_ID_WRAP_UP:
+      WrapLevel(0, -step);
+      break;
+
+    case ED_CTRL_ID_WRAP_DOWN:
+      WrapLevel(0, step);
+      break;
+
+    case ED_CTRL_ID_SINGLE_ITEMS:
+    case ED_CTRL_ID_CONNECTED_ITEMS:
+    case ED_CTRL_ID_LINE:
+    case ED_CTRL_ID_ARC:
+    case ED_CTRL_ID_TEXT:
+    case ED_CTRL_ID_RECTANGLE:
+    case ED_CTRL_ID_FILLED_BOX:
+    case ED_CTRL_ID_FLOOD_FILL:
+    case ED_CTRL_ID_GRAB_BRUSH:
+    case ED_CTRL_ID_PICK_ELEMENT:
+      last_drawing_function = drawing_function;
+      drawing_function = id;
+      draw_with_brush = FALSE;
+      break;
+
+    case ED_CTRL_ID_RANDOM_PLACEMENT:
+      RandomPlacement(button);
+      break;
+
+    case ED_CTRL_ID_PROPERTIES:
+      if (edit_mode != ED_MODE_PROPERTIES)
+      {
+       properties_element = new_element;
+       DrawPropertiesWindow();
+       edit_mode = ED_MODE_PROPERTIES;
+      }
+      else
+      {
+       DrawDrawingWindow();
+       edit_mode = ED_MODE_DRAWING;
+      }
+      break;
+
+    case ED_CTRL_ID_UNDO:
+      if (undo_buffer_steps == 0)
+      {
+       Request("Undo buffer empty !", REQ_CONFIRM);
+       break;
+      }
+
+      undo_buffer_position =
+       (undo_buffer_position - 1 + NUM_UNDO_STEPS) % NUM_UNDO_STEPS;
+      undo_buffer_steps--;
+
+      for(x=0; x<lev_fieldx; x++)
+       for(y=0; y<lev_fieldy; y++)
+         Feld[x][y] = UndoBuffer[undo_buffer_position][x][y];
+      DrawMiniLevel(level_xpos,level_ypos);
+      break;
+
+    case ED_CTRL_ID_INFO:
+      if (edit_mode != ED_MODE_INFO)
+      {
+       DrawLevelInfoWindow();
+       edit_mode = ED_MODE_INFO;
+      }
+      else
+      {
+       DrawDrawingWindow();
+       edit_mode = ED_MODE_DRAWING;
+      }
+      break;
+
+    case ED_CTRL_ID_CLEAR:
+      for(x=0; x<MAX_LEV_FIELDX; x++) 
+       for(y=0; y<MAX_LEV_FIELDY; y++) 
+         Feld[x][y] = new_element3;
+      CopyLevelToUndoBuffer(ED_CTRL_ID_CLEAR);
+
+      DrawMiniLevel(level_xpos, level_ypos);
+      break;
+
+    case ED_CTRL_ID_SAVE:
+      if (leveldir[leveldir_nr].readonly)
+      {
+       Request("This level is read only !", REQ_CONFIRM);
+       break;
+      }
+
+      for(y=0; y<lev_fieldy; y++) 
+       for(x=0; x<lev_fieldx; x++)
+         if (Feld[x][y] != Ur[x][y])
+           level_changed = TRUE;
+
+      if (0 && !level_changed)
+      {
+       Request("Level has not changed !", REQ_CONFIRM);
+       break;
+      }
+
+      for(y=0; y<lev_fieldy; y++) 
+       for(x=0; x<lev_fieldx; x++)
+         if (Feld[x][y] == EL_SPIELFIGUR ||
+             Feld[x][y] == EL_SPIELER1 ||
+             Feld[x][y] == EL_SP_MURPHY) 
+           player_present = TRUE;
+
+      if (!player_present)
+       Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
+      else
+      {
+       if (Request("Save this level and kill the old ?", REQ_ASK))
+       {
+         for(x=0; x<lev_fieldx; x++)
+           for(y=0; y<lev_fieldy; y++) 
+             Ur[x][y] = Feld[x][y];
+         SaveLevel(level_nr);
+       }
+      }
+      break;
+
+    case ED_CTRL_ID_TEST:
+      for(y=0; y<lev_fieldy; y++) 
+       for(x=0; x<lev_fieldx; x++)
+         if (Feld[x][y] == EL_SPIELFIGUR ||
+             Feld[x][y] == EL_SPIELER1 ||
+             Feld[x][y] == EL_SP_MURPHY) 
+           player_present = TRUE;
+
+      if (!player_present)
+       Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
+      else
+      {
+       for(x=0; x<lev_fieldx; x++)
+         for(y=0; y<lev_fieldy; y++)
+           FieldBackup[x][y] = Ur[x][y];
+
+       for(x=0; x<lev_fieldx; x++)
+         for(y=0; y<lev_fieldy; y++)
+           Ur[x][y] = Feld[x][y];
+
+       UnmapLevelEditorGadgets();
+
+       /* draw smaller door */
+       XCopyArea(display, pix[PIX_DOOR], drawto, gc,
+                 DOOR_GFX_PAGEX7, 64,
+                 108, 64,
+                 EX - 4, EY - 12);
+       redraw_mask |= REDRAW_ALL;
+
+       CloseDoor(DOOR_CLOSE_ALL);
+
+       DrawCompleteVideoDisplay();
+
+       if (setup.autorecord)
+         TapeStartRecording();
+
+       level_editor_test_game = TRUE;
+       game_status = PLAYING;
+
+       InitGame();
+      }
+      break;
+
+    case ED_CTRL_ID_EXIT:
+      for(y=0; y<lev_fieldy; y++) 
+       for(x=0; x<lev_fieldx; x++)
+         if (Feld[x][y] != Ur[x][y])
+           level_changed = TRUE;
+
+      if (!level_changed ||
+         Request("Level has changed! Exit without saving ?",
+                 REQ_ASK | REQ_STAY_OPEN))
+      {
+       CloseDoor(DOOR_CLOSE_1);
+
+       /*
+       CloseDoor(DOOR_CLOSE_ALL);
+       */
+
+       /* draw smaller door */
+       XCopyArea(display, pix[PIX_DOOR], drawto, gc,
+                 DOOR_GFX_PAGEX7, 64,
+                 108, 64,
+                 EX - 4, EY - 12);
+       redraw_mask |= REDRAW_ALL;
+
+       game_status = MAINMENU;
+       DrawMainMenu();
+      }
+      else
+      {
+       CloseDoor(DOOR_CLOSE_1);
+       XCopyArea(display, pix[PIX_DB_DOOR], pix[PIX_DB_DOOR], gc,
+                 DOOR_GFX_PAGEX2, DOOR_GFX_PAGEY1, DXSIZE,DYSIZE,
+                 DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
+       OpenDoor(DOOR_OPEN_1);
+      }
+      break;
+
+    default:
+#ifdef DEBUG
+      if (gi->event.type == GD_EVENT_PRESSED)
+       printf("default: HandleControlButtons: GD_EVENT_PRESSED\n");
+      else if (gi->event.type == GD_EVENT_RELEASED)
+       printf("default: HandleControlButtons: GD_EVENT_RELEASED\n");
+      else if (gi->event.type == GD_EVENT_MOVING)
+       printf("default: HandleControlButtons: GD_EVENT_MOVING\n");
+      else
+       printf("default: HandleControlButtons: ?\n");
+#endif
+      break;
+  }
+}
+
+void HandleLevelEditorKeyInput(KeySym key)
+{
+  if (edit_mode == ED_MODE_DRAWING)
+  {
+    char letter = getCharFromKeySym(key);
+
+    if (drawing_function == ED_CTRL_ID_TEXT)
+    {
+      if (letter)
+       DrawLevelText(0, 0, letter, TEXT_WRITECHAR);
+      else if (key == XK_Delete || key == XK_BackSpace)
+       DrawLevelText(0, 0, 0, TEXT_BACKSPACE);
+      else if (key == XK_Return)
+       DrawLevelText(0, 0, 0, TEXT_NEWLINE);
+    }
+    else if (button_status == MB_RELEASED)
+    {
+      int i, id;
+
+      switch (key)
+      {
+        case XK_Left:
+         id = ED_CTRL_ID_SCROLL_LEFT;
+         break;
+        case XK_Right:
+         id = ED_CTRL_ID_SCROLL_RIGHT;
+         break;
+        case XK_Up:
+         id = ED_CTRL_ID_SCROLL_UP;
+         break;
+        case XK_Down:
+         id = ED_CTRL_ID_SCROLL_DOWN;
+         break;
+
+        default:
+         id = ED_CTRL_ID_NONE;
+         break;
+      }
+
+      if (id != ED_CTRL_ID_NONE)
+       ClickOnGadget(level_editor_gadget[id]);
+      else if (letter == '.')
+       ClickOnGadget(level_editor_gadget[ED_CTRL_ID_SINGLE_ITEMS]);
+      else
+       for (i=0; i<ED_NUM_CTRL_BUTTONS; i++)
+         if (letter && letter == control_info[i].shortcut)
+           ClickOnGadget(level_editor_gadget[i]);
+    }
+  }
+}
+
+void ClearEditorGadgetInfoText()
+{
+  XFillRectangle(display, drawto, gc,
+                INFOTEXT_XPOS, INFOTEXT_YPOS, INFOTEXT_XSIZE, INFOTEXT_YSIZE);
+  redraw_mask |= REDRAW_FIELD;
+}
+
+void HandleEditorGadgetInfoText(void *ptr)
+{
+  struct GadgetInfo *gi = (struct GadgetInfo *)ptr;
+  char infotext[MAX_INFOTEXT_LEN + 1];
+  char shortcut[20];
+
+  ClearEditorGadgetInfoText();
+
+  /* misuse this function to delete brush cursor, if needed */
+  if (edit_mode == ED_MODE_DRAWING && draw_with_brush)
+    DeleteBrushFromCursor();
+
+  if (gi == NULL || gi->info_text == NULL)
+    return;
+
+  strncpy(infotext, gi->info_text, MAX_INFOTEXT_LEN);
+  infotext[MAX_INFOTEXT_LEN] = '\0';
+
+  if (gi->custom_id < ED_NUM_CTRL_BUTTONS)
+  {
+    int key = control_info[gi->custom_id].shortcut;
+
+    if (key)
+    {
+      sprintf(shortcut, " ('%s%c')",
+             (key >= 'A' && key <= 'Z' ? "Shift-" :
+              gi->custom_id == ED_CTRL_ID_SINGLE_ITEMS ? ".' or '" : ""),
+             key);
+
+      if (strlen(infotext) + strlen(shortcut) <= MAX_INFOTEXT_LEN)
+       strcat(infotext, shortcut);
+    }
+  }
+
+  DrawText(INFOTEXT_XPOS, INFOTEXT_YPOS, infotext, FS_SMALL, FC_YELLOW);
+}
+
+static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
+{
+  static int start_lx, start_ly;
+  char *infotext;
+  int id = gi->custom_id;
+  int sx = gi->event.x;
+  int sy = gi->event.y;
+  int lx = sx + level_xpos;
+  int ly = sy + level_ypos;
+
+  ClearEditorGadgetInfoText();
+
+  if (id == ED_CTRL_ID_DRAWING_LEVEL)
+  {
+    if (button_status)
+    {
+      int min_sx = 0, min_sy = 0;
+      int max_sx = gi->drawing.area_xsize - 1;
+      int max_sy = gi->drawing.area_ysize - 1;
+      int min_lx = 0, min_ly = 0;
+      int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
+
+      /* make sure to stay inside drawing area boundaries */
+      sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
+      sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
+
+      /* get positions inside level field */
+      lx = sx + level_xpos;
+      ly = sy + level_ypos;
+
+      /* make sure to stay inside level field boundaries */
+      lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
+      ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
+
+      /* correct drawing area positions accordingly */
+      sx = lx - level_xpos;
+      sy = ly - level_ypos;
+    }
+
+    if (IN_ED_FIELD(sx,sy) && IN_LEV_FIELD(lx, ly))
+    {
+      if (button_status)       /* if (gi->state == GD_BUTTON_PRESSED) */
+      {
+       if (gi->event.type == GD_EVENT_PRESSED)
+       {
+         start_lx = lx;
+         start_ly = ly;
+       }
+
+       switch (drawing_function)
+       {
+         case ED_CTRL_ID_SINGLE_ITEMS:
+           infotext = "Drawing single items";
+           break;
+         case ED_CTRL_ID_CONNECTED_ITEMS:
+           infotext = "Drawing connected items";
+           break;
+         case ED_CTRL_ID_LINE:
+           infotext = "Drawing line";
+           break;
+         case ED_CTRL_ID_ARC:
+           infotext = "Drawing arc";
+           break;
+         case ED_CTRL_ID_TEXT:
+           infotext = "Setting text cursor";
+           break;
+         case ED_CTRL_ID_RECTANGLE:
+           infotext = "Drawing rectangle";
+           break;
+         case ED_CTRL_ID_FILLED_BOX:
+           infotext = "Drawing filled box";
+           break;
+         case ED_CTRL_ID_FLOOD_FILL:
+           infotext = "Flood fill";
+           break;
+         case ED_CTRL_ID_GRAB_BRUSH:
+           infotext = "Grabbing brush";
+           break;
+         case ED_CTRL_ID_PICK_ELEMENT:
+           infotext = "Picking element";
+           break;
+
+         default:
+           infotext = "Drawing position";
+           break;
+       }
+
+       DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FC_YELLOW,
+                 "%s: %d, %d", infotext,
+                 ABS(lx - start_lx) + 1,
+                 ABS(ly - start_ly) + 1);
+      }
+      else
+       DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FC_YELLOW,
+                 "Level position: %d, %d", lx, ly);
+    }
+
+    /* misuse this function to draw brush cursor, if needed */
+    if (edit_mode == ED_MODE_DRAWING && draw_with_brush && !button_status)
+    {
+      if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
+       CopyBrushToCursor(sx, sy);
+      else
+       DeleteBrushFromCursor();
+    }
+  }
+  else if (id == ED_CTRL_ID_AMOEBA_CONTENT)
+    DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FC_YELLOW,
+             "Amoeba content");
+  else
+    DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FC_YELLOW,
+             "Cruncher %d content: %d, %d",
+             id - ED_CTRL_ID_ELEM_CONTENT_0 + 1, sx, sy);
+}