rnd-19990110-2
[rocksndiamonds.git] / src / editor.c
index 1e4d4f5f33df68ab649e41bb75a9611c7b802d61..6d4b4ad90ce9e51be91218adf9fd18a96dee2670 100644 (file)
@@ -18,6 +18,7 @@
 #include "buttons.h"
 #include "files.h"
 #include "game.h"
+#include "tape.h"
 
 /* positions in the level editor */
 #define ED_WIN_MB_LEFT_XPOS    7
@@ -73,6 +74,7 @@
 
 /* values for properties window */
 #define ED_PROPERTIES_XPOS     (TILEX - MINI_TILEX/2)
+
 /* values for counter gadgets */
 #define ED_COUNT_VALUE_XOFFSET 5
 #define ED_COUNT_VALUE_YOFFSET 3
 #define ED_AREA_ELEMCONT_XPOS  (TILEX)
 #define ED_AREA_ELEMCONT_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_SINGLE_ITEMS                0
 #define ED_CTRL_ID_CONNECTED_ITEMS     1
 #define ED_CTRL_ID_ELEMCONT_7          34
 #define ED_CTRL_ID_AMOEBA_CONTENT      35
 
-#define ED_NUM_GADGETS                 36
+/* text input identifiers */
+#define ED_CTRL_ID_LEVEL_NAME          36
+
+/* gadgets for scrolling of drawing area */
+#define ED_CTRL_ID_SCROLL_UP           37
+#define ED_CTRL_ID_SCROLL_DOWN         38
+#define ED_CTRL_ID_SCROLL_LEFT         39
+#define ED_CTRL_ID_SCROLL_RIGHT                40
+#define ED_CTRL_ID_SCROLL_VERTICAL     41
+#define ED_CTRL_ID_SCROLL_HORIZONTAL   42
+
+#define ED_NUM_GADGETS                 43
 
 /* values for counter gadgets */
 #define ED_COUNTER_SCORE               0
 #define ED_COUNTER_ELEMCONT            1
 
-#define ED_NUM_COUNTERS                        2
+#define ED_NUM_COUNTERBUTTONS          2
+#define ED_NUM_SCROLLBUTTONS           4
+#define ED_NUM_SCROLLBARS              2
+
+/* values for CopyLevelToUndoBuffer() */
+#define UNDO_IMMEDIATE                 0
+#define UNDO_ACCUMULATE                        1
+
+static char *control_infotext[ED_NUM_CTRL_BUTTONS] =
+{
+  "draw single items",
+  "draw connected items",
+  "draw lines",
+  "enter text elements",
+  "draw outline rectangles",
+  "draw filled boxes",
+  "wrap (rotate) level up",
+  "properties of drawing element",
+  "flood fill",
+  "wrap (rotate) level left",
+  "",
+  "wrap (rotate) level right",
+  "random element placement",
+  "grab brush",
+  "wrap (rotate) level down",
+  "pick drawing element from editing area",
+  "undo last operation",
+  "level properties",
+  "save level",
+  "clear level",
+  "test level",
+  "exit level editor",
+};
 
 static struct
 {
   int x, y;
   int gadget_id;
-} counter_info[ED_NUM_COUNTERS] =
+} counterbutton_info[ED_NUM_COUNTERBUTTONS] =
 {
-  { ED_COUNT_SCORE_XPOS,       ED_COUNT_SCORE_YPOS,
-    ED_CTRL_ID_SCORE_DOWN },
-  { ED_COUNT_ELEMCONT_XPOS,    ED_COUNT_ELEMCONT_YPOS,
-    ED_CTRL_ID_ELEMCONT_DOWN }
+  { ED_COUNT_SCORE_XPOS,    ED_COUNT_SCORE_YPOS,    ED_CTRL_ID_SCORE_DOWN },
+  { ED_COUNT_ELEMCONT_XPOS, ED_COUNT_ELEMCONT_YPOS, ED_CTRL_ID_ELEMCONT_DOWN }
 };
 
+static struct
+{
+  int xpos, ypos;
+  int x, y;
+  int gadget_id;
+  char *text;
+} 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"
+  }
+};
+
+static struct
+{
+  int xpos, ypos;
+  int x, y;
+  int width, height;
+  int type;
+  int gadget_id;
+  char *text;
+} 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"
+  },
+};
+
+
 /* forward declaration for internal use */
 static void DrawDrawingWindow();
 static void DrawPropertiesWindow();
-static void CopyLevelToUndoBuffer();
-static void HandleDrawingAreas(struct GadgetInfo *);
-static void HandleCounterButtons(struct GadgetInfo *);
+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 boolean level_editor_gadgets_created = FALSE;
 
 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_ELEMCONT][3][3];
-static short OrigBackup[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
+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;
@@ -552,24 +683,27 @@ 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);
+  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+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));
+  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 : 2*SCR_FIELDX-1);
-    for(y=0;y<2*SCR_FIELDY;y++)
-      DrawMiniElementOrWall(x,y,from_x,from_y);
+    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 : 2*SCR_FIELDY-1);
-    for(x=0;x<2*SCR_FIELDX;x++)
-      DrawMiniElementOrWall(x,y,from_x,from_y);
+    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;
@@ -586,20 +720,21 @@ void InitLevelEditorGadgets()
 
 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++)
   {
-    Pixmap gd_pixmap = pix[PIX_DOOR];
-    struct GadgetInfo *gi;
+    int id = i;
+    int width, height;
     int gd_xoffset, gd_yoffset;
     int gd_x1, gd_x2, gd_y1, gd_y2;
-    int width, height;
     int button_type;
     int radio_button_nr;
     boolean radio_button_pressed;
-    unsigned long event_mask;
-    int id = i;
 
     if (id == ED_CTRL_ID_SINGLE_ITEMS ||
        id == ED_CTRL_ID_CONNECTED_ITEMS ||
@@ -658,6 +793,7 @@ static void CreateControlButtons()
     gd_y2  = DOOR_GFX_PAGEY1 + ED_CTRL_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
 
     gi = CreateGadget(GDI_CUSTOM_ID, id,
+                     GDI_DESCRIPTION_TEXT, control_infotext[i],
                      GDI_X, EX + gd_xoffset,
                      GDI_Y, EY + gd_yoffset,
                      GDI_WIDTH, width,
@@ -671,7 +807,39 @@ static void CreateControlButtons()
                      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, HandleControlButtons,
+                     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 */
+  for (i=0; i<ED_NUM_SCROLLBUTTONS; i++)
+  {
+    int id = scrollbutton_info[i].gadget_id;
+    int gd_x1, gd_x2, gd_y;
+
+    event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
+
+    gd_y  = DOOR_GFX_PAGEY1 + scrollbutton_info[i].ypos;
+    gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].xpos;
+    gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
+
+    gi = CreateGadget(GDI_CUSTOM_ID, id,
+                     GDI_DESCRIPTION_TEXT, scrollbutton_info[i].text,
+                     GDI_X, SX + scrollbutton_info[i].x,
+                     GDI_Y, SY + scrollbutton_info[i].y,
+                     GDI_WIDTH, ED_SCROLLBUTTON_XSIZE,
+                     GDI_HEIGHT, ED_SCROLLBUTTON_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, HandleControlButtons,
                      GDI_END);
 
     if (gi == NULL)
@@ -685,15 +853,15 @@ static void CreateCounterButtons()
 {
   int i, j;
 
-  for (i=0; i<ED_NUM_COUNTERS; i++)
+  for (i=0; i<ED_NUM_COUNTERBUTTONS; i++)
   {
     for (j=0; j<2; j++)
     {
       Pixmap gd_pixmap = pix[PIX_DOOR];
       struct GadgetInfo *gi;
+      int id = counterbutton_info[i].gadget_id + j;
       int gd_xoffset;
       int gd_x1, gd_x2, gd_y;
-      int id = counter_info[i].gadget_id + j;
       unsigned long event_mask;
 
       event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
@@ -704,8 +872,8 @@ static void CreateCounterButtons()
       gd_y  = DOOR_GFX_PAGEY1 + ED_BUTTON_COUNT_YPOS;
 
       gi = CreateGadget(GDI_CUSTOM_ID, id,
-                       GDI_X, SX + counter_info[i].x + gd_xoffset,
-                       GDI_Y, SY + counter_info[i].y,
+                       GDI_X, SX + counterbutton_info[i].x + gd_xoffset,
+                       GDI_Y, SY + counterbutton_info[i].y,
                        GDI_WIDTH, ED_BUTTON_COUNT_XSIZE,
                        GDI_HEIGHT, ED_BUTTON_COUNT_YSIZE,
                        GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
@@ -713,7 +881,7 @@ static void CreateCounterButtons()
                        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, HandleCounterButtons,
+                       GDI_CALLBACK_ACTION, HandleCounterButtons,
                        GDI_END);
 
       if (gi == NULL)
@@ -740,12 +908,12 @@ static void CreateDrawingAreas()
   gi = CreateGadget(GDI_CUSTOM_ID, id,
                    GDI_X, SX,
                    GDI_Y, SY,
-                   GDI_WIDTH, SXSIZE,
-                   GDI_HEIGHT, SYSIZE,
                    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, HandleDrawingAreas,
+                   GDI_CALLBACK_INFO, HandleDrawingAreaInfo,
+                   GDI_CALLBACK_ACTION, HandleDrawingAreas,
                    GDI_END);
 
   if (gi == NULL)
@@ -768,7 +936,8 @@ static void CreateDrawingAreas()
                      GDI_TYPE, GD_TYPE_DRAWING_AREA,
                      GDI_ITEM_SIZE, MINI_TILEX, MINI_TILEY,
                      GDI_EVENT_MASK, event_mask,
-                     GDI_CALLBACK, HandleDrawingAreas,
+                     GDI_CALLBACK_INFO, HandleDrawingAreaInfo,
+                     GDI_CALLBACK_ACTION, HandleDrawingAreas,
                      GDI_END);
 
     if (gi == NULL)
@@ -787,7 +956,41 @@ static void CreateDrawingAreas()
                    GDI_TYPE, GD_TYPE_DRAWING_AREA,
                    GDI_ITEM_SIZE, MINI_TILEX, MINI_TILEY,
                    GDI_EVENT_MASK, event_mask,
-                   GDI_CALLBACK, HandleDrawingAreas,
+                   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()
+{
+  Pixmap gd_pixmap = pix[PIX_DOOR];
+  int gd_x, gd_y;
+  struct GadgetInfo *gi;
+  unsigned long event_mask;
+  int id;
+
+  gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
+  gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
+  event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
+
+  /* text input gadget for the level name */
+  id = ED_CTRL_ID_LEVEL_NAME;
+  gi = CreateGadget(GDI_CUSTOM_ID, id,
+                   GDI_X, SX + ED_COUNT_ELEMCONT_XPOS,
+                   GDI_Y, SY + ED_AREA_ELEMCONT_YPOS + 3 * TILEX,
+                   GDI_TYPE, GD_TYPE_TEXTINPUT,
+                   GDI_TEXT_VALUE, level.name,
+                   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, 3,
+                   GDI_EVENT_MASK, event_mask,
+                   GDI_CALLBACK_ACTION, HandleTextInputGadgets,
                    GDI_END);
 
   if (gi == NULL)
@@ -796,6 +999,64 @@ static void CreateDrawingAreas()
   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 = lev_fieldx + 2;
+      items_visible = ED_FIELDX;
+      item_position = 0;
+    }
+    else
+    {
+      items_max = lev_fieldy + 2;
+      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_DESCRIPTION_TEXT, scrollbar_info[i].text,
+                     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, 3,
+                     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 CreateLevelEditorGadgets()
 {
   if (level_editor_gadgets_created)
@@ -804,6 +1065,8 @@ static void CreateLevelEditorGadgets()
   CreateControlButtons();
   CreateCounterButtons();
   CreateDrawingAreas();
+  CreateTextInputGadgets();
+  CreateScrollbarGadgets();
 
   level_editor_gadgets_created = TRUE;
 }
@@ -821,7 +1084,7 @@ static void MapCounterButtons(int id)
   int i;
 
   for (i=0; i<2; i++)
-    MapGadget(level_editor_gadget[counter_info[id].gadget_id + i]);
+    MapGadget(level_editor_gadget[counterbutton_info[id].gadget_id + i]);
 }
 
 static void MapDrawingArea(int id)
@@ -829,8 +1092,21 @@ static void MapDrawingArea(int id)
   MapGadget(level_editor_gadget[id]);
 }
 
+static void MapTextInputGadget(int id)
+{
+  MapGadget(level_editor_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);
 }
 
@@ -859,13 +1135,15 @@ void DrawLevelEd()
 {
   int i, x, y, graphic;
 
-  level_xpos=-1;
-  level_ypos=-1;
+  level_xpos = -1;
+  level_ypos = -1;
   edit_mode = ED_MODE_DRAWING;
   name_typing = FALSE;
 
   CloseDoor(DOOR_CLOSE_ALL);
 
+  OpenDoor(DOOR_OPEN_2 | DOOR_NO_DELAY);
+
   if (level_editor_test_game)
   {
     for(x=0; x<lev_fieldx; x++)
@@ -874,7 +1152,7 @@ void DrawLevelEd()
 
     for(x=0; x<lev_fieldx; x++)
       for(y=0; y<lev_fieldy; y++)
-       Ur[x][y] = OrigBackup[x][y];
+       Ur[x][y] = FieldBackup[x][y];
 
     level_editor_test_game = FALSE;
   }
@@ -882,11 +1160,13 @@ void DrawLevelEd()
   {
     undo_buffer_position = -1;
     undo_buffer_steps = -1;
-    CopyLevelToUndoBuffer();
+    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,
@@ -968,7 +1248,13 @@ void DrawLevelEd()
     CreateLevelEditorGadgets();
 
   MapControlButtons();
+
+  /*
   MapMainDrawingArea();
+  */
+
+  DrawDrawingWindow();
+  FadeToFront();
 
   /*
   OpenDoor(DOOR_OPEN_1 | DOOR_OPEN_2);
@@ -1138,19 +1424,42 @@ void AdjustLevelScrollPosition()
 {
   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)
+  if (level_xpos > lev_fieldx - ED_FIELDX + 1)
+    level_xpos = lev_fieldx - ED_FIELDX + 1;
+  if (lev_fieldx < ED_FIELDX - 2)
     level_xpos = -1;
 
   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)
+  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];
+  struct GadgetScrollbar *gs = &gi->scrollbar;
+  int items_max, items_visible, item_position = gs->item_position;
+
+  if (id == ED_CTRL_ID_SCROLL_HORIZONTAL)
+  {
+    items_max = lev_fieldx + 2;
+    items_visible = ED_FIELDX;
+  }
+  else
+  {
+    items_max = lev_fieldy + 2;
+    items_visible = ED_FIELDY;
+  }
+
+  if (item_position > items_max - items_visible)
+    item_position = items_max - items_visible;
+
+  AdjustScrollbar(gi, items_max, item_position);
+}
+
 static void PickDrawingElement(int button, int element)
 {
   if (button < 1 || button > 3)
@@ -1216,9 +1525,9 @@ 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;
@@ -1323,7 +1632,7 @@ void LevelEd(int mx, int my, int button)
          {
            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);
@@ -1336,16 +1645,16 @@ 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, 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
@@ -1357,7 +1666,7 @@ void LevelEd(int mx, int my, int button)
          {
            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);
@@ -1370,16 +1679,16 @@ 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, 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
@@ -1405,9 +1714,9 @@ 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;
 
@@ -1426,8 +1735,8 @@ 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);
              }
            }
@@ -1628,7 +1937,9 @@ void LevelEd(int mx, int my, int button)
 
            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)
@@ -1842,8 +2153,8 @@ void LevelNameTyping(KeySym key)
 
 static void DrawCounterValueField(int counter_id, int value)
 {
-  int x = SX + counter_info[counter_id].x + ED_WIN_COUNT_XPOS;
-  int y = SY + counter_info[counter_id].y;
+  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,
@@ -1859,9 +2170,11 @@ static void DrawDrawingWindow()
 {
   ClearWindow();
   UnmapLevelEditorWindowGadgets();
-  MapMainDrawingArea();
   AdjustLevelScrollPosition();
+  AdjustEditorScrollbar(ED_CTRL_ID_SCROLL_HORIZONTAL);
+  AdjustEditorScrollbar(ED_CTRL_ID_SCROLL_VERTICAL);
   DrawMiniLevel(level_xpos, level_ypos);
+  MapMainDrawingArea();
 }
 
 static void DrawElementContentAreas()
@@ -1884,8 +2197,8 @@ static void DrawElementContentAreas()
   /* display counter to choose number of element content areas */
   gadget_areas_value = num_areas;
   DrawCounterValueField(ED_COUNTER_ELEMCONT, *gadget_areas_value);
-  x = counter_info[ED_COUNTER_ELEMCONT].x + DXSIZE;
-  y = counter_info[ED_COUNTER_ELEMCONT].y;
+  x = counterbutton_info[ED_COUNTER_ELEMCONT].x + DXSIZE;
+  y = counterbutton_info[ED_COUNTER_ELEMCONT].y;
   DrawTextF(x + ED_COUNT_VALUE_XOFFSET, y + ED_COUNT_VALUE_YOFFSET,
            FC_YELLOW, "number of content areas");
   MapCounterButtons(ED_COUNTER_ELEMCONT);
@@ -2067,8 +2380,8 @@ static void DrawPropertiesWindow()
   {
     if (elements_with_counter[i].element == properties_element)
     {
-      int x = counter_info[ED_COUNTER_SCORE].x + DXSIZE;
-      int y = counter_info[ED_COUNTER_SCORE].y;
+      int x = counterbutton_info[ED_COUNTER_SCORE].x + DXSIZE;
+      int y = counterbutton_info[ED_COUNTER_SCORE].y;
 
       gadget_score_value = elements_with_counter[i].counter_value;
       DrawCounterValueField(ED_COUNTER_SCORE, *gadget_score_value);
@@ -2086,6 +2399,9 @@ static void DrawPropertiesWindow()
     else
       DrawElementContentAreas();
   }
+
+  /* TEST ONLY: level name text input gadget */
+  MapTextInputGadget(ED_CTRL_ID_LEVEL_NAME);
 }
 
 static void swap_numbers(int *i1, int *i2)
@@ -2244,38 +2560,104 @@ static void SelectArea(int from_x, int from_y, int to_x, int to_y,
 
 /* values for CopyBrushExt() */
 #define CB_AREA_TO_BRUSH       0
-#define CB_BRUSH_TO_LEVEL      1
+#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 mode)
 {
-  static short brush_buffer[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
-  static brush_from_x, brush_from_y;
-  static brush_to_x, brush_to_y;
+  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 x, y;
 
-  if (from_x > to_x)
-    swap_numbers(&from_x, &to_x);
-
-  if (from_y > to_y)
-    swap_numbers(&from_y, &to_y);
+  if (mode == CB_DELETE_OLD_CURSOR && !delete_old_brush)
+    return;
 
   if (mode == CB_AREA_TO_BRUSH)
   {
-    for (y=from_y; y<=to_y; y++)
-      for (x=from_x; x<=to_x; x++)
-       brush_buffer[x][y] = Feld[x][y];
+    int from_lx, from_ly;
 
-    brush_from_x = from_x;
-    brush_from_y = from_y;
-    brush_to_x = to_x;
-    brush_to_y = to_y;
+    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];
+
+    delete_old_brush = FALSE;
   }
-  else
+  else if (mode == CB_BRUSH_TO_CURSOR || mode == CB_DELETE_OLD_CURSOR ||
+          mode == CB_BRUSH_TO_LEVEL)
   {
-    for (y=brush_from_y; y<=brush_to_y; y++)
-      for (x=brush_from_x; x<=brush_to_x; x++)
-       Feld[x][y] = brush_buffer[x][y];
-    CopyLevelToUndoBuffer();
+    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, CB_DELETE_OLD_CURSOR);
+
+    if (!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;
+       int element = (mode == CB_DELETE_OLD_CURSOR ? -1 : brush_buffer[x][y]);
+       boolean change_level = (mode == CB_BRUSH_TO_LEVEL);
+
+       if (IN_LEV_FIELD(lx, ly) &&
+           sx >=0 && sx < ED_FIELDX && sy >=0 && sy < ED_FIELDY)
+       {
+         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;
   }
 }
 
@@ -2284,12 +2666,20 @@ static void CopyAreaToBrush(int from_x, int from_y, int to_x, int to_y)
   CopyBrushExt(from_x, from_y, to_x, to_y, CB_AREA_TO_BRUSH);
 }
 
-#if 0
-static void CopyBrushToLevel()
+static void CopyBrushToLevel(int x, int y)
 {
-  CopyBrushExt(0, 0, 0, 0, CB_BRUSH_TO_LEVEL);
+  CopyBrushExt(x, y, 0, 0, CB_BRUSH_TO_LEVEL);
+}
+
+static void CopyBrushToCursor(int x, int y)
+{
+  CopyBrushExt(x, y, 0, 0, CB_BRUSH_TO_CURSOR);
+}
+
+static void DeleteBrushFromCursor()
+{
+  CopyBrushExt(0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
 }
-#endif
 
 static void FloodFill(int from_x, int from_y, int fill_element)
 {
@@ -2339,6 +2729,20 @@ static void DrawLevelText(int sx, int sy, char letter, int mode)
   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)
@@ -2379,9 +2783,9 @@ static void DrawLevelText(int sx, int sy, char letter, int mode)
        delete_buffer[sx - start_sx] = Feld[lx][ly];
        Feld[lx][ly] = letter_element;
 
-       if (sx + 1 < 2*SCR_FIELDX && lx + 1 < lev_fieldx)
+       if (sx + 1 < ED_FIELDX && lx + 1 < lev_fieldx)
          DrawLevelText(sx + 1, sy, 0, TEXT_SETCURSOR);
-       else if (sy + 1 < 2*SCR_FIELDY && ly + 1 < lev_fieldy)
+       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);
@@ -2398,14 +2802,14 @@ static void DrawLevelText(int sx, int sy, char letter, int mode)
       break;
 
     case TEXT_NEWLINE:
-      if (sy + 1 < 2*SCR_FIELDY - 1 && ly + 1 < lev_fieldy - 1)
+      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();
+      CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
       DrawMiniElement(sx, sy, Feld[lx][ly]);
       typing = FALSE;
       break;
@@ -2415,18 +2819,57 @@ static void DrawLevelText(int sx, int sy, char letter, int mode)
   }
 }
 
-static void CopyLevelToUndoBuffer()
+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;
 
-  undo_buffer_position = (undo_buffer_position + 1) % NUM_UNDO_STEPS;
+  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++;
+    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)
@@ -2463,13 +2906,31 @@ static void RandomPlacement(int button)
   }
 
   DrawMiniLevel(level_xpos, level_ypos);
-  CopyLevelToUndoBuffer();
+  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;
-  static boolean draw_with_brush = FALSE;
   int id = gi->custom_id;
   boolean inside_drawing_area = !gi->event.off_borders;
   boolean button_press_event;
@@ -2478,7 +2939,11 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
   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;
 
   /*
@@ -2489,23 +2954,24 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
   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)
   {
-    sx = (sx < 0 ? 0 : sx > 2*SCR_FIELDX - 1 ? 2*SCR_FIELDX - 1 : sx);
-    sy = (sy < 0 ? 0 : sy > 2*SCR_FIELDY - 1 ? 2*SCR_FIELDY - 1 : sy);
+    /* get positions inside level field */
     lx = sx + level_xpos;
     ly = sy + level_ypos;
 
-    lx = (lx < 0 ? 0 : lx > lev_fieldx - 1 ? lev_fieldx - 1 : lx);
-    ly = (ly < 0 ? 0 : ly > lev_fieldy - 1 ? lev_fieldy - 1 : ly);
+    /* 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;
   }
-  else
-  {
-    sx = (sx < 0 ? 0 : sx > 2 ? 2 : sx);
-    sy = (sy < 0 ? 0 : sy > 2 ? 2 : sy);
-  }
 
   if (button_press_event)
     started_inside_drawing_area = inside_drawing_area;
@@ -2529,7 +2995,7 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
       if (draw_level)
       {
        if (button_release_event)
-         CopyLevelToUndoBuffer();
+         CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
 
        if (!button)
          break;
@@ -2546,8 +3012,8 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
                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);
                }
@@ -2584,7 +3050,7 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
        static int last_sy = -1;
 
        if (button_release_event)
-         CopyLevelToUndoBuffer();
+         CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
 
        if (button)
        {
@@ -2601,6 +3067,7 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
     case ED_CTRL_ID_RECTANGLE:
     case ED_CTRL_ID_FILLED_BOX:
     case ED_CTRL_ID_BRUSH:
+    case ED_CTRL_ID_TEXT:
       {
        static int last_sx = -1;
        static int last_sy = -1;
@@ -2614,14 +3081,19 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
          draw_func = DrawRectangle;
        else if (drawing_function == ED_CTRL_ID_FILLED_BOX)
          draw_func = DrawFilledBox;
-       else
+       else if (drawing_function == ED_CTRL_ID_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)
        {
@@ -2631,8 +3103,10 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
            CopyAreaToBrush(start_sx, start_sy, sx, sy);
            draw_with_brush = TRUE;
          }
+         else if (drawing_function == ED_CTRL_ID_TEXT)
+           DrawLevelText(sx, sy, 0, TEXT_INIT);
          else
-           CopyLevelToUndoBuffer();
+           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
        }
        else if (last_sx != sx || last_sy != sy)
        {
@@ -2644,17 +3118,30 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
       }
       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();
+       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
       }
       break;
 
@@ -2723,7 +3210,8 @@ static void HandleControlButtons(struct GadgetInfo *gi)
   if (edit_mode == ED_MODE_DRAWING && drawing_function == ED_CTRL_ID_TEXT)
     DrawLevelText(0, 0, 0, TEXT_END);
 
-  if (id < ED_NUM_CTRL1_BUTTONS && edit_mode != ED_MODE_DRAWING)
+  if (id < ED_NUM_CTRL1_BUTTONS && id != ED_CTRL_ID_PROPERTIES &&
+      edit_mode != ED_MODE_DRAWING)
   {
     DrawDrawingWindow();
     edit_mode = ED_MODE_DRAWING;
@@ -2731,55 +3219,58 @@ static void HandleControlButtons(struct GadgetInfo *gi)
 
   switch (id)
   {
-    case ED_CTRL_ID_SINGLE_ITEMS:
-    case ED_CTRL_ID_CONNECTED_ITEMS:
-    case ED_CTRL_ID_LINE:
-    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_BRUSH:
-    case ED_CTRL_ID_PICK_ELEMENT:
-      last_drawing_function = drawing_function;
-      drawing_function = id;
-      break;
-
-    case ED_CTRL_ID_WRAP_LEFT:
+    case ED_CTRL_ID_SCROLL_LEFT:
       if (level_xpos >= 0)
       {
-       if (lev_fieldx < 2*SCR_FIELDX - 2)
+       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)
+       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_WRAP_RIGHT:
-      if (level_xpos <= lev_fieldx - 2*SCR_FIELDX)
+    case ED_CTRL_ID_SCROLL_RIGHT:
+      if (level_xpos <= lev_fieldx - ED_FIELDX)
       {
-       if (lev_fieldx < 2*SCR_FIELDX - 2)
+       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 - 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
          DrawMiniLevel(level_xpos, level_ypos);
+
+       AdjustScrollbar(gi, gs->items_max, level_xpos + 1);
       }
       break;
 
-    case ED_CTRL_ID_WRAP_UP:
+    case ED_CTRL_ID_SCROLL_UP:
       if (level_ypos >= 0)
       {
-       if (lev_fieldy < 2*SCR_FIELDY - 2)
+       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;
@@ -2789,35 +3280,90 @@ static void HandleControlButtons(struct GadgetInfo *gi)
          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_WRAP_DOWN:
-      if (level_ypos <= lev_fieldy - 2*SCR_FIELDY)
+    case ED_CTRL_ID_SCROLL_DOWN:
+      if (level_ypos <= lev_fieldy - ED_FIELDY)
       {
-       if (lev_fieldy < 2*SCR_FIELDY - 2)
+       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 - 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
          DrawMiniLevel(level_xpos, level_ypos);
+
+       AdjustScrollbar(gi, gs->items_max, level_ypos + 1);
       }
       break;
 
-    case ED_CTRL_ID_PROPERTIES:
-      properties_element = new_element;
-      DrawPropertiesWindow();
-      edit_mode = ED_MODE_PROPERTIES;
+    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_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_TEXT:
+    case ED_CTRL_ID_RECTANGLE:
+    case ED_CTRL_ID_FILLED_BOX:
+    case ED_CTRL_ID_FLOOD_FILL:
+    case ED_CTRL_ID_BRUSH:
+    case ED_CTRL_ID_PICK_ELEMENT:
+      last_drawing_function = drawing_function;
+      drawing_function = id;
       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)
       {
@@ -2852,7 +3398,7 @@ static void HandleControlButtons(struct GadgetInfo *gi)
       for(x=0; x<MAX_LEV_FIELDX; x++) 
        for(y=0; y<MAX_LEV_FIELDY; y++) 
          Feld[x][y] = new_element3;
-      CopyLevelToUndoBuffer();
+      CopyLevelToUndoBuffer(ED_CTRL_ID_CLEAR);
 
       DrawMiniLevel(level_xpos, level_ypos);
       break;
@@ -2877,7 +3423,9 @@ static void HandleControlButtons(struct GadgetInfo *gi)
 
       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) 
            player_present = TRUE;
 
       if (!player_present)
@@ -2897,7 +3445,9 @@ static void HandleControlButtons(struct GadgetInfo *gi)
     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) 
+         if (Feld[x][y] == EL_SPIELFIGUR ||
+             Feld[x][y] == EL_SPIELER1 ||
+             Feld[x][y] == EL_SP_MURPHY) 
            player_present = TRUE;
 
       if (!player_present)
@@ -2906,14 +3456,31 @@ static void HandleControlButtons(struct GadgetInfo *gi)
       {
        for(x=0; x<lev_fieldx; x++)
          for(y=0; y<lev_fieldy; y++)
-           OrigBackup[x][y] = Ur[x][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;
@@ -2955,6 +3522,7 @@ static void HandleControlButtons(struct GadgetInfo *gi)
       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)
@@ -2963,6 +3531,7 @@ static void HandleControlButtons(struct GadgetInfo *gi)
        printf("default: HandleControlButtons: GD_EVENT_MOVING\n");
       else
        printf("default: HandleControlButtons: ?\n");
+#endif
       break;
   }
 }
@@ -2971,29 +3540,7 @@ void HandleLevelEditorKeyInput(KeySym key)
 {
   if (edit_mode == ED_MODE_DRAWING && drawing_function == ED_CTRL_ID_TEXT)
   {
-    char *keyname = getKeyNameFromKeySym(key);
-    char letter = 0;
-
-    if (strlen(keyname) == 1)
-      letter = keyname[0];
-    else if (strcmp(keyname, "space") == 0)
-      letter = ' ';
-    else if (strcmp(keyname, "less") == 0)
-      letter = '<';
-    else if (strcmp(keyname, "equal") == 0)
-      letter = '=';
-    else if (strcmp(keyname, "greater") == 0)
-      letter = '>';
-
-    /* map lower case letters to upper case */
-    if (letter >= 'a' && letter <= 'z')
-      letter += (int)('A' - 'a');
-    else if (letter == 'ä')
-      letter = 'Ä';
-    else if (letter == 'ä')
-      letter = 'Ö';
-    else if (letter == 'ä')
-      letter = 'Ü';
+    char letter = getCharFromKeySym(key);
 
     if (letter)
       DrawLevelText(0, 0, letter, TEXT_WRITECHAR);
@@ -3003,3 +3550,81 @@ void HandleLevelEditorKeyInput(KeySym key)
       DrawLevelText(0, 0, 0, TEXT_NEWLINE);
   }
 }
+
+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;
+
+    default:
+      break;
+  }
+}
+
+/* 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)
+
+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];
+
+  ClearEditorGadgetInfoText();
+
+  /* misuse this function to delete brush cursor, if needed */
+  if (edit_mode == ED_MODE_DRAWING && draw_with_brush)
+    DeleteBrushFromCursor();
+
+  if (gi == NULL || gi->description_text == NULL)
+    return;
+
+  strncpy(infotext, gi->description_text, MAX_INFOTEXT_LEN);
+  infotext[MAX_INFOTEXT_LEN] = '\0';
+
+  DrawText(INFOTEXT_XPOS, INFOTEXT_YPOS, infotext, FS_SMALL, FC_YELLOW);
+}
+
+static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
+{
+  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 (IN_LEV_FIELD(lx, ly))
+      DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FC_YELLOW,
+               "Level: %d, %d (Screen: %d, %d)", lx, ly, sx, sy);
+
+    /* misuse this function to draw brush cursor, if needed */
+    if (edit_mode == ED_MODE_DRAWING && draw_with_brush)
+      CopyBrushToCursor(sx, sy);
+  }
+  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_ELEMCONT_0 + 1,
+             sx, sy);
+}