fixed showing special toolbox buttons for empty space elements in editor
[rocksndiamonds.git] / src / editor.c
index 6c992e9883206ec9d66772c242482c6171788bcf..4f29f028a7bc245c1b3abb4222aae4095c0f6be2 100644 (file)
@@ -459,6 +459,9 @@ enum
   GADGET_ID_INVENTORY_SIZE_DOWN,
   GADGET_ID_INVENTORY_SIZE_TEXT,
   GADGET_ID_INVENTORY_SIZE_UP,
+  GADGET_ID_MM_BALL_CONTENT_DOWN,
+  GADGET_ID_MM_BALL_CONTENT_TEXT,
+  GADGET_ID_MM_BALL_CONTENT_UP,
   GADGET_ID_CUSTOM_SCORE_DOWN,
   GADGET_ID_CUSTOM_SCORE_TEXT,
   GADGET_ID_CUSTOM_SCORE_UP,
@@ -539,6 +542,7 @@ enum
   GADGET_ID_ARTWORK_ELEMENT,
   GADGET_ID_EXPLOSION_ELEMENT,
   GADGET_ID_INVENTORY_CONTENT,
+  GADGET_ID_MM_BALL_CONTENT,
   GADGET_ID_CUSTOM_GRAPHIC,
   GADGET_ID_CUSTOM_CONTENT,
   GADGET_ID_CUSTOM_MOVE_ENTER,
@@ -570,6 +574,7 @@ enum
   GADGET_ID_LEVELSET_SAVE_MODE,
   GADGET_ID_WIND_DIRECTION,
   GADGET_ID_PLAYER_SPEED,
+  GADGET_ID_MM_BALL_CHOICE_MODE,
   GADGET_ID_CUSTOM_WALK_TO_ACTION,
   GADGET_ID_CUSTOM_EXPLOSION_TYPE,
   GADGET_ID_CUSTOM_DEADLINESS,
@@ -682,6 +687,8 @@ enum
   GADGET_ID_DF_LASER_RED,
   GADGET_ID_DF_LASER_GREEN,
   GADGET_ID_DF_LASER_BLUE,
+  GADGET_ID_ROTATE_MM_BALL_CONTENT,
+  GADGET_ID_EXPLODE_MM_BALL,
   GADGET_ID_CUSTOM_INDESTRUCTIBLE,
   GADGET_ID_CUSTOM_CAN_EXPLODE,
   GADGET_ID_CUSTOM_EXPLODE_FIRE,
@@ -750,6 +757,7 @@ enum
   ED_COUNTER_ID_ENVELOPE_XSIZE,
   ED_COUNTER_ID_ENVELOPE_YSIZE,
   ED_COUNTER_ID_INVENTORY_SIZE,
+  ED_COUNTER_ID_MM_BALL_CONTENT,
   ED_COUNTER_ID_CUSTOM_SCORE,
   ED_COUNTER_ID_CUSTOM_GEMCOUNT,
   ED_COUNTER_ID_CUSTOM_VALUE_FIX,
@@ -856,6 +864,7 @@ enum
   ED_SELECTBOX_ID_LEVELSET_SAVE_MODE,
   ED_SELECTBOX_ID_WIND_DIRECTION,
   ED_SELECTBOX_ID_PLAYER_SPEED,
+  ED_SELECTBOX_ID_MM_BALL_CHOICE_MODE,
   ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE,
   ED_SELECTBOX_ID_CUSTOM_ACCESS_LAYER,
   ED_SELECTBOX_ID_CUSTOM_ACCESS_PROTECTED,
@@ -993,6 +1002,8 @@ enum
   ED_CHECKBUTTON_ID_DF_LASER_RED,
   ED_CHECKBUTTON_ID_DF_LASER_GREEN,
   ED_CHECKBUTTON_ID_DF_LASER_BLUE,
+  ED_CHECKBUTTON_ID_ROTATE_MM_BALL_CONTENT,
+  ED_CHECKBUTTON_ID_EXPLODE_MM_BALL,
   ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC,
   ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE_1,
   ED_CHECKBUTTON_ID_CUSTOM_ACCESSIBLE,
@@ -1079,6 +1090,7 @@ enum
   ED_DRAWING_ID_ARTWORK_ELEMENT,
   ED_DRAWING_ID_EXPLOSION_ELEMENT,
   ED_DRAWING_ID_INVENTORY_CONTENT,
+  ED_DRAWING_ID_MM_BALL_CONTENT,
   ED_DRAWING_ID_CUSTOM_GRAPHIC,
   ED_DRAWING_ID_CUSTOM_CONTENT,
   ED_DRAWING_ID_CUSTOM_MOVE_ENTER,
@@ -1533,6 +1545,14 @@ static struct
     &level.initial_inventory_size[0],
     NULL,                              NULL, "number of inventory elements"
   },
+  {
+    ED_ELEMENT_SETTINGS_XPOS(0),       ED_ELEMENT_SETTINGS_YPOS(3),
+    MIN_ELEMENTS_IN_GROUP,             MAX_MM_BALL_CONTENTS,
+    GADGET_ID_MM_BALL_CONTENT_DOWN,    GADGET_ID_MM_BALL_CONTENT_UP,
+    GADGET_ID_MM_BALL_CONTENT_TEXT,    GADGET_ID_NONE,
+    &level.num_mm_ball_contents,
+    NULL,                              NULL, "number of content elements"
+  },
 
   // ---------- element settings: configure 1 (custom elements) ---------------
 
@@ -1743,7 +1763,7 @@ static struct
   int gadget_id;
   int xsize, ysize;
   char *value;
-  char *text_above, *infotext;
+  char *text_above, *text_above_cropped, *infotext;
 } textarea_info[ED_NUM_TEXTAREAS] =
 {
   {
@@ -1751,7 +1771,7 @@ static struct
     GADGET_ID_ENVELOPE_INFO,
     MAX_ENVELOPE_XSIZE, MAX_ENVELOPE_YSIZE,
     NULL,
-    "Envelope Content:", "Envelope Content"
+    "Envelope Content:", "Envelope Content (cropped):", "Envelope Content"
   }
 };
 
@@ -2555,6 +2575,14 @@ static struct
     &level.initial_player_stepsize[0],
     NULL, "initial player speed:", NULL,       "initial player speed"
   },
+  {
+    ED_ELEMENT_SETTINGS_XPOS(0),       ED_ELEMENT_SETTINGS_YPOS(4),
+    GADGET_ID_MM_BALL_CHOICE_MODE,     GADGET_ID_NONE,
+    -1,
+    options_group_choice_mode,
+    &level.mm_ball_choice_mode,
+    NULL, "choice type:", NULL,                "type of content choice"
+  },
 
   // ---------- element settings: configure 1 (custom elements) ---------------
 
@@ -3354,6 +3382,20 @@ static struct
     NULL, NULL,
     "blue",                            "use blue color components in laser"
   },
+  {
+    ED_ELEMENT_SETTINGS_XPOS(0),       ED_ELEMENT_SETTINGS_YPOS(5),
+    GADGET_ID_ROTATE_MM_BALL_CONTENT,  GADGET_ID_NONE,
+    &level.rotate_mm_ball_content,
+    NULL, NULL,
+    "randomly rotate created content", "randomly rotate newly created content"
+  },
+  {
+    ED_ELEMENT_SETTINGS_XPOS(0),       ED_ELEMENT_SETTINGS_YPOS(6),
+    GADGET_ID_EXPLODE_MM_BALL,         GADGET_ID_NONE,
+    &level.explode_mm_ball,
+    NULL, NULL,
+    "explode ball instead of melting", "use explosion to release ball content"
+  },
 
   // ---------- element settings: configure 1 (custom elements) ---------------
 
@@ -3740,6 +3782,16 @@ static struct
     NULL, NULL, NULL, NULL,            "content for initial inventory"
   },
 
+  // ---------- gray ball content -----------------------------------------
+
+  {
+    ED_AREA_1X1_SETTINGS_XPOS(0),      ED_AREA_1X1_SETTINGS_YPOS(2),
+    ED_AREA_1X1_SETTINGS_XOFF,         ED_AREA_1X1_SETTINGS_YOFF,
+    GADGET_ID_MM_BALL_CONTENT,         GADGET_ID_NONE,
+    &level.mm_ball_content[0],         MAX_MM_BALL_CONTENTS, 1,
+    "content:", NULL, NULL, NULL,      "content for gray ball"
+  },
+
   // ---------- element settings: configure 1 (custom elements) ---------------
 
   // ---------- custom graphic ------------------------------------------------
@@ -3748,7 +3800,7 @@ static struct
     -1,                                        ED_AREA_1X1_SETTINGS_YPOS(1),
     0,                                 ED_AREA_1X1_SETTINGS_YOFF,
     GADGET_ID_CUSTOM_GRAPHIC,          GADGET_ID_CUSTOM_USE_GRAPHIC,
-    &custom_element.gfx_element_initial,1, 1,
+    &custom_element.gfx_element_initial, 1, 1,
     NULL, NULL, NULL, NULL,            "custom graphic element"
   },
 
@@ -3862,7 +3914,7 @@ static int level_xpos = -1, level_ypos = -1;
 static int ed_tilesize = DEFAULT_EDITOR_TILESIZE;
 static int ed_tilesize_default = DEFAULT_EDITOR_TILESIZE;
 
-#define IN_ED_FIELD(x,y)       IN_FIELD(x, y, ed_fieldx, ed_fieldy)
+#define IN_ED_FIELD(x, y)      IN_FIELD(x, y, ed_fieldx, ed_fieldy)
 
 // drawing elements on the three mouse buttons
 static int new_element1 = EL_WALL;
@@ -3921,6 +3973,7 @@ static boolean getDrawModeHiRes(void);
 static int getTabulatorBarWidth(void);
 static int getTabulatorBarHeight(void);
 static Pixel getTabulatorBarColor(void);
+static int numHiresTiles(int);
 
 static int num_editor_gadgets = 0;     // dynamically determined
 
@@ -4610,7 +4663,12 @@ static int editor_el_mirror_magic[] =
   EL_MM_WOODEN_GRID_FIXED_1,
   EL_MM_WOODEN_GRID_FIXED_2,
   EL_MM_WOODEN_GRID_FIXED_3,
-  EL_MM_WOODEN_GRID_FIXED_4
+  EL_MM_WOODEN_GRID_FIXED_4,
+
+  EL_MM_ENVELOPE_1,
+  EL_MM_ENVELOPE_2,
+  EL_MM_ENVELOPE_3,
+  EL_MM_ENVELOPE_4
 };
 static int *editor_hl_mirror_magic_ptr = editor_hl_mirror_magic;
 static int *editor_el_mirror_magic_ptr = editor_el_mirror_magic;
@@ -5685,9 +5743,18 @@ static void InitDynamicEditorElementList(int **elements, int *num_elements)
 
   // find all elements used in current level
   for (y = 0; y < lev_fieldy; y++)
+  {
     for (x = 0; x < lev_fieldx; x++)
-      if (Tile[x][y] < NUM_FILE_ELEMENTS)      // should always be true
+    {
+      if (Tile[x][y] >= NUM_FILE_ELEMENTS)     // should never happen
+       continue;
+
+      if (IS_MM_WALL(Tile[x][y]))
+       element_found[map_mm_wall_element(Tile[x][y])] = TRUE;
+      else
        element_found[Tile[x][y]] = TRUE;
+    }
+  }
 
   *num_elements = 0;
 
@@ -5707,14 +5774,18 @@ static void InitDynamicEditorElementList(int **elements, int *num_elements)
 
   *num_elements = 0;
 
-  // add all elements used in current level (non-custom/group elements)
+  // add all elements used in current level (non-custom/group/empty elements)
   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
-    if (element_found[i] && !(IS_CUSTOM_ELEMENT(i) || IS_GROUP_ELEMENT(i)))
+    if (element_found[i] && !(IS_CUSTOM_ELEMENT(i) ||
+                             IS_GROUP_ELEMENT(i) ||
+                             IS_EMPTY_ELEMENT(i)))
       (*elements)[(*num_elements)++] = i;
 
-  // add all elements used in current level (custom/group elements)
+  // add all elements used in current level (custom/group/empty elements)
   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
-    if (element_found[i] && (IS_CUSTOM_ELEMENT(i) || IS_GROUP_ELEMENT(i)))
+    if (element_found[i] && (IS_CUSTOM_ELEMENT(i) ||
+                            IS_GROUP_ELEMENT(i) ||
+                            IS_EMPTY_ELEMENT(i)))
       (*elements)[(*num_elements)++] = i;
 
   while (*num_elements % 4)    // pad with empty elements, if needed
@@ -7276,6 +7347,8 @@ void CreateLevelEditorGadgets(void)
 
   use_permanent_palette = !editor.palette.show_as_separate_screen;
 
+  InitGadgetScreenBorders(-1, INFOTEXT_YPOS);
+
   ReinitializeElementList();
 
   CreateControlButtons();
@@ -7468,9 +7541,13 @@ static void MapTextAreaGadget(int id)
   int yoffset_above = font_height + ED_GADGET_LINE_DISTANCE;
   int x_above = ED_SETTINGS_X(textarea_info[id].x);
   int y_above = ED_SETTINGS_Y(textarea_info[id].y) - yoffset_above;
+  char *text_above = textarea_info[id].text_above;
+
+  if (gi->textarea.cropped && textarea_info[id].text_above_cropped)
+    text_above = textarea_info[id].text_above_cropped;
 
-  if (textarea_info[id].text_above)
-    DrawTextS(x_above, y_above, font_nr, textarea_info[id].text_above);
+  if (text_above)
+    DrawTextS(x_above, y_above, font_nr, text_above);
 
   ModifyGadget(gi, GDI_TEXT_VALUE, textarea_info[id].value, GDI_END);
 
@@ -7599,7 +7676,7 @@ static void MapCheckbuttonGadget(int id)
 
   // set position for gadgets with dynamically determined position
   if (checkbutton_info[id].x != -1)    // do not change dynamic positions
-    ModifyGadget(gi, GDI_X, SX + ED_SETTINGS_X(checkbutton_info[id].x),GDI_END);
+    ModifyGadget(gi, GDI_X, SX + ED_SETTINGS_X(checkbutton_info[id].x), GDI_END);
   ModifyGadget(gi, GDI_Y, SY + ED_SETTINGS_Y(checkbutton_info[id].y), GDI_END);
 
   x_left = gi->x - xoffset_left;
@@ -8104,6 +8181,12 @@ static boolean CopyCustomElement(int element_old, int element_new,
 
     return FALSE;
   }
+  else if (IS_EMPTY_ELEMENT(element_old) && !IS_EMPTY_ELEMENT(element_new))
+  {
+    Request("Please choose empty element!", REQ_CONFIRM);
+
+    return FALSE;
+  }
   else
   {
     level.changed = TRUE;
@@ -9492,7 +9575,7 @@ static void DrawMagicBallContentAreas(void)
   DrawText(x, y + 2 * tilesize, "active",    font_nr);
 }
 
-static void DrawAndroidElementArea(int element)
+static void DrawAndroidElementArea(void)
 {
   int id = ED_DRAWING_ID_ANDROID_CONTENT;
   int num_elements = level.num_android_clone_elements;
@@ -9520,7 +9603,7 @@ static void DrawAndroidElementArea(int element)
   MapDrawingArea(id);
 }
 
-static void DrawGroupElementArea(int element)
+static void DrawGroupElementArea(void)
 {
   int id = ED_DRAWING_ID_GROUP_CONTENT;
   int num_elements = group_element_info.num_elements;
@@ -9577,13 +9660,40 @@ static void DrawPlayerInitialInventoryArea(int element)
   MapDrawingArea(id);
 }
 
+static void DrawMMBallContentArea(void)
+{
+  int id = ED_DRAWING_ID_MM_BALL_CONTENT;
+  int num_elements = level.num_mm_ball_contents;
+  int border_size = ED_DRAWINGAREA_BORDER_SIZE;
+  int sx = SX + ED_AREA_SETTINGS_X(drawingarea_info[id]) - border_size;
+  int sy = SY + ED_AREA_SETTINGS_Y(drawingarea_info[id]) - border_size;
+  int xsize = MAX_MM_BALL_CONTENTS;
+  int ysize = 1;
+
+  if (drawingarea_info[id].text_left != NULL)
+    sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
+
+  UnmapDrawingArea(id);
+
+  ModifyEditorDrawingArea(id, num_elements, 1);
+
+  // delete content areas in case of reducing number of them
+  DrawBackground(sx, sy,
+                xsize * ED_DRAWINGAREA_TILE_SIZE + 2 * border_size,
+                ysize * ED_DRAWINGAREA_TILE_SIZE + 2 * border_size);
+
+  MapDrawingArea(id);
+}
+
 static void DrawEnvelopeTextArea(int envelope_nr)
 {
   int id = ED_TEXTAREA_ID_ENVELOPE_INFO;
   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
 
   UnmapGadget(gi);
-  DrawBackground(gi->x, gi->y, gi->width, gi->height);
+
+  DrawBackground(gi->x, gi->y,
+                gi->textarea.crop_width, gi->textarea.crop_height);
 
   if (envelope_nr != -1)
     textarea_info[id].value = level.envelope[envelope_nr].text;
@@ -9657,13 +9767,16 @@ static void DrawPropertiesInfo(void)
     { -1,                      NULL                                    }
   };
   char *filename = getElementDescriptionFilename(properties_element);
-  char *percentage_text = "In this level: ";
+  char *num_elements_text = "In this level: ";
+  char *num_similar_text = "Similar tiles: ";
   char *properties_text = "Standard properties: ";
   char *description_text = "Description:";
   char *no_description_text = "No description available.";
   char *none_text = "None";
   float percentage;
-  int num_elements_in_level;
+  int num_elements_in_level = 0;
+  int num_similar_in_level = 0;
+  int num_hires_tiles_in_level = 0;
   int num_standard_properties = 0;
   int font1_nr = FONT_TEXT_1;
   int font2_nr = FONT_TEXT_2;
@@ -9672,7 +9785,8 @@ static void DrawPropertiesInfo(void)
   int font2_height = getFontHeight(font2_nr);
   int line1_height = font1_height + ED_GADGET_LINE_DISTANCE;
   int font2_yoffset = (font1_height - font2_height) / 2;
-  int percentage_text_len = strlen(percentage_text) * font1_width;
+  int num_elements_text_len = strlen(num_elements_text) * font1_width;
+  int num_similar_text_len = strlen(num_similar_text) * font1_width;
   int properties_text_len = strlen(properties_text) * font1_width;
   int xpos = ED_ELEMENT_SETTINGS_X(0);
   int ypos = ED_ELEMENT_SETTINGS_Y(0) + ED_GADGET_SMALL_DISTANCE;
@@ -9691,22 +9805,66 @@ static void DrawPropertiesInfo(void)
 
   // ----- print number of elements / percentage of this element in level
 
-  num_elements_in_level = 0;
-  for (y = 0; y < lev_fieldy; y++) 
+  for (y = 0; y < lev_fieldy; y++)
+  {
     for (x = 0; x < lev_fieldx; x++)
+    {
       if (Tile[x][y] == properties_element)
+      {
        num_elements_in_level++;
+      }
+      else if (IS_MM_WALL(Tile[x][y]) &&
+              map_mm_wall_element(Tile[x][y]) == properties_element)
+      {
+       num_hires_tiles_in_level += numHiresTiles(Tile[x][y]);
+      }
+    }
+  }
+
   percentage = num_elements_in_level * 100.0 / (lev_fieldx * lev_fieldy);
 
-  DrawTextS(xpos, ypos, font1_nr, percentage_text);
+  DrawTextS(xpos, ypos, font1_nr, num_elements_text);
 
-  if (num_elements_in_level > 0)
-    DrawTextF(xpos + percentage_text_len, ypos + font2_yoffset, font2_nr,
+  if (num_hires_tiles_in_level > 0)
+    DrawTextF(xpos + num_elements_text_len, ypos + font2_yoffset, font2_nr,
+             "%d wall tiles", num_hires_tiles_in_level);
+  else if (num_elements_in_level > 0)
+    DrawTextF(xpos + num_elements_text_len, ypos + font2_yoffset, font2_nr,
              "%d (%.2f %%)", num_elements_in_level, percentage);
   else
-    DrawTextF(xpos + percentage_text_len, ypos + font2_yoffset, font2_nr,
+    DrawTextF(xpos + num_elements_text_len, ypos + font2_yoffset, font2_nr,
              none_text);
 
+  // ----- print number of similar elements / percentage of them in level
+
+  for (y = 0; y < lev_fieldy; y++)
+  {
+    for (x = 0; x < lev_fieldx; x++)
+    {
+      if (strEqual(element_info[Tile[x][y]].class_name,
+                  element_info[properties_element].class_name))
+      {
+       num_similar_in_level++;
+      }
+    }
+  }
+
+  if (num_similar_in_level != num_elements_in_level)
+  {
+    ypos += 1 * MAX(font1_height, font2_height);
+
+    percentage = num_similar_in_level * 100.0 / (lev_fieldx * lev_fieldy);
+
+    DrawTextS(xpos, ypos, font1_nr, num_similar_text);
+
+    if (num_similar_in_level > 0)
+      DrawTextF(xpos + num_similar_text_len, ypos + font2_yoffset, font2_nr,
+               "%d (%.2f %%)", num_similar_in_level, percentage);
+    else
+      DrawTextF(xpos + num_similar_text_len, ypos + font2_yoffset, font2_nr,
+               none_text);
+  }
+
   ypos += 2 * MAX(font1_height, font2_height);
 
   // ----- print standard properties of this element
@@ -9755,6 +9913,7 @@ static void DrawPropertiesInfo(void)
 #define TEXT_DURATION          "Duration when activated"
 #define TEXT_DELAY_ON          "Delay before activating"
 #define TEXT_DELAY_OFF         "Delay before deactivating"
+#define TEXT_DELAY_CHANGING    "Delay before changing"
 #define TEXT_DELAY_EXPLODING   "Delay before exploding"
 #define TEXT_DELAY_MOVING      "Delay before moving"
 #define TEXT_BALL_DELAY                "Element generation delay"
@@ -9819,9 +9978,9 @@ static struct
   { EL_NUT,            &level.score[SC_NUT],           TEXT_CRACKING   },
   { EL_DYNAMITE,       &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
   { EL_EM_DYNAMITE,    &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
-  { EL_DYNABOMB_INCREASE_NUMBER,&level.score[SC_DYNAMITE],TEXT_COLLECTING },
-  { EL_DYNABOMB_INCREASE_SIZE, &level.score[SC_DYNAMITE],TEXT_COLLECTING },
-  { EL_DYNABOMB_INCREASE_POWER,        &level.score[SC_DYNAMITE],TEXT_COLLECTING },
+  { EL_DYNABOMB_INCREASE_NUMBER,&level.score[SC_DYNAMITE], TEXT_COLLECTING },
+  { EL_DYNABOMB_INCREASE_SIZE, &level.score[SC_DYNAMITE], TEXT_COLLECTING },
+  { EL_DYNABOMB_INCREASE_POWER,        &level.score[SC_DYNAMITE], TEXT_COLLECTING },
   { EL_SHIELD_NORMAL,  &level.score[SC_SHIELD],        TEXT_COLLECTING },
   { EL_SHIELD_DEADLY,  &level.score[SC_SHIELD],        TEXT_COLLECTING },
   { EL_EXTRA_TIME,     &level.extra_time_score,        TEXT_COLLECTING },
@@ -9886,7 +10045,7 @@ static struct
   { EL_EMC_MAGNIFIER,  &level.magnify_time,            TEXT_DURATION   },
   { EL_MM_FUSE_ACTIVE, &level.mm_time_fuse,            TEXT_DELAY_OFF  },
   { EL_MM_BOMB,                &level.mm_time_bomb,            TEXT_DELAY_EXPLODING },
-  { EL_MM_GRAY_BALL,   &level.mm_time_ball,            TEXT_DELAY_ON   },
+  { EL_MM_GRAY_BALL,   &level.mm_time_ball,            TEXT_DELAY_CHANGING },
   { EL_MM_STEEL_BLOCK, &level.mm_time_block,           TEXT_DELAY_MOVING },
   { EL_MM_WOODEN_BLOCK,        &level.mm_time_block,           TEXT_DELAY_MOVING },
 
@@ -9903,6 +10062,7 @@ static boolean checkPropertiesConfig(int element)
       IS_EMPTY_ELEMENT(element) ||
       IS_BALLOON_ELEMENT(element) ||
       IS_ENVELOPE(element) ||
+      IS_MM_ENVELOPE(element) ||
       IS_MM_MCDUFFIN(element) ||
       IS_DF_LASER(element) ||
       IS_PLAYER_ELEMENT(element) ||
@@ -10059,7 +10219,16 @@ static void DrawPropertiesConfig(void)
       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INITIAL_BALL_ACTIVE);
     }
     else if (properties_element == EL_EMC_ANDROID)
-      DrawAndroidElementArea(properties_element);
+      DrawAndroidElementArea();
+    else if (properties_element == EL_MM_GRAY_BALL)
+    {
+      MapCounterButtons(ED_COUNTER_ID_MM_BALL_CONTENT);
+      MapSelectboxGadget(ED_SELECTBOX_ID_MM_BALL_CHOICE_MODE);
+      MapCheckbuttonGadget(ED_CHECKBUTTON_ID_ROTATE_MM_BALL_CONTENT);
+      MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EXPLODE_MM_BALL);
+
+      DrawMMBallContentArea();
+    }
   }
 
   if (IS_PLAYER_ELEMENT(properties_element))
@@ -10200,13 +10369,14 @@ static void DrawPropertiesConfig(void)
   if (IS_BALLOON_ELEMENT(properties_element))
     MapSelectboxGadget(ED_SELECTBOX_ID_WIND_DIRECTION);
 
-  if (IS_ENVELOPE(properties_element))
+  if (IS_ENVELOPE(properties_element) ||
+      IS_MM_ENVELOPE(properties_element))
   {
     int counter1_id = ED_COUNTER_ID_ENVELOPE_XSIZE;
     int counter2_id = ED_COUNTER_ID_ENVELOPE_YSIZE;
     int button1_id = ED_CHECKBUTTON_ID_ENVELOPE_AUTOWRAP;
     int button2_id = ED_CHECKBUTTON_ID_ENVELOPE_CENTERED;
-    int envelope_nr = properties_element - EL_ENVELOPE_1;
+    int envelope_nr = ENVELOPE_NR(properties_element);
 
     counterbutton_info[counter1_id].value = &level.envelope[envelope_nr].xsize;
     counterbutton_info[counter2_id].value = &level.envelope[envelope_nr].ysize;
@@ -10314,7 +10484,7 @@ static void DrawPropertiesConfig(void)
     MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE_1);
 
     // draw drawing area gadgets
-    DrawGroupElementArea(properties_element);
+    DrawGroupElementArea();
 
     // draw text input gadgets
     MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
@@ -10513,7 +10683,8 @@ static void DrawPropertiesWindow(void)
   UnmapLevelEditorToolboxCustomGadgets();
 
   if (IS_CUSTOM_ELEMENT(properties_element) ||
-      IS_GROUP_ELEMENT(properties_element))
+      IS_GROUP_ELEMENT(properties_element) ||
+      IS_EMPTY_ELEMENT(properties_element))
     MapLevelEditorToolboxCustomGadgets();
 
   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
@@ -11034,7 +11205,7 @@ static void MergeAndCloseNeighbourElements(int x1, int y1, int *element1,
   SetElementSimple(x2, y2, *element2, change_level);
 }
 
-static void SetElementIntelliDraw(int x, int y, int new_element,
+static void SetElementIntelliDraw(int x, int y, int dx, int dy, int new_element,
                                  boolean change_level, int button)
 {
   struct XY *xy = xy_directions;
@@ -11806,7 +11977,10 @@ static void SetElementIntelliDraw(int x, int y, int new_element,
     }
   }
 
-  SetElementSimple(x, y, new_element, change_level);
+  if (IS_MM_WALL_EDITOR(new_element))
+    SetElementSimpleExt(x, y, dx, dy, new_element, change_level);
+  else
+    SetElementSimple(x, y, new_element, change_level);
 
   last_x = x;
   last_y = y;
@@ -11820,7 +11994,7 @@ static void ResetIntelliDraw(void)
     for (y = 0; y < lev_fieldy; y++)
       IntelliDrawBuffer[x][y] = Tile[x][y];
 
-  SetElementIntelliDraw(-1, -1, EL_UNDEFINED, FALSE, -1);
+  SetElementIntelliDraw(-1, -1, -1, -1, EL_UNDEFINED, FALSE, -1);
 }
 
 static boolean draw_mode_hires = FALSE;
@@ -11835,6 +12009,23 @@ static boolean isHiresDrawElement(int element)
   return (IS_MM_WALL_EDITOR(element) || element == EL_EMPTY);
 }
 
+static int numHiresTiles(int element)
+{
+  if (!IS_MM_WALL(element))
+    return 1;
+
+  int bits = MM_WALL_BITS(element);
+  int num_bits = 0;
+
+  while (bits)
+  {
+    bits &= bits - 1;
+    num_bits++;
+  }
+
+  return num_bits;
+}
+
 static void SetDrawModeHiRes(int element)
 {
   draw_mode_hires =
@@ -11862,8 +12053,8 @@ static void SetElementExt(int x, int y, int dx, int dy, int element,
 {
   if (element < 0)
     SetElementSimple(x, y, Tile[x][y], change_level);
-  else if (GetKeyModState() & KMOD_Shift && !IS_MM_WALL_EDITOR(element))
-    SetElementIntelliDraw(x, y, element, change_level, button);
+  else if (GetKeyModState() & KMOD_Shift)
+    SetElementIntelliDraw(x, y, dx, dy, element, change_level, button);
   else
     SetElementSimpleExt(x, y, dx, dy, element, change_level);
 }
@@ -12065,7 +12256,7 @@ static void DrawCircle(int from_x, int from_y, int to_x, int to_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);
+  DrawArcExt(from_x, from_y, mirror_to_x2, mirror_to_y2, element, change_level);
 }
 #endif
 
@@ -12904,6 +13095,10 @@ static void CopyLevelTemplateToUserLevelSet(char *levelset_subdir)
 static void HandleDrawingAreas(struct GadgetInfo *gi)
 {
   static boolean started_inside_drawing_area = FALSE;
+  static int last_sx = -1;
+  static int last_sy = -1;
+  static int last_sx2 = -1;
+  static int last_sy2 = -1;
   int id = gi->custom_id;
   int type_id = gi->custom_type_id;
   boolean button_press_event;
@@ -12967,10 +13162,6 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
 
   if (!button_press_event && !button_release_event)
   {
-    static int last_sx = -1;
-    static int last_sy = -1;
-    static int last_sx2 = -1;
-    static int last_sy2 = -1;
     int old_element = (IN_LEV_FIELD(lx, ly) ? Tile[lx][ly] : EL_UNDEFINED);
     boolean hires_drawing = (level.game_engine_type == GAME_ENGINE_TYPE_MM &&
                             isHiresTileElement(old_element) &&
@@ -12980,13 +13171,13 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
     if ((sx == last_sx && sy == last_sy && !hires_drawing) ||
        (sx2 == last_sx2 && sy2 == last_sy2))
       return;
-
-    last_sx = sx;
-    last_sy = sy;
-    last_sx2 = sx2;
-    last_sy2 = sy2;
   }
 
+  last_sx = sx;
+  last_sy = sy;
+  last_sx2 = sx2;
+  last_sy2 = sy2;
+
   if (button_press_event)
     started_inside_drawing_area = inside_drawing_area;
 
@@ -13043,7 +13234,7 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
        {
          SetDrawModeHiRes(new_element);
 
-         if (IS_PLAYER_ELEMENT(new_element))
+         if (IS_PLAYER_ELEMENT(new_element) || IS_MM_MCDUFFIN(new_element))
          {
            // remove player at old position
            for (y = 0; y < lev_fieldy; y++)
@@ -13052,7 +13243,8 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
              {
                int old_element = Tile[x][y];
 
-               if (IS_PLAYER_ELEMENT(old_element))
+               if (IS_PLAYER_ELEMENT(old_element) &&
+                   IS_PLAYER_ELEMENT(new_element))
                {
                  int replaced_with_element =
                    (old_element == EL_SOKOBAN_FIELD_PLAYER &&
@@ -13072,6 +13264,12 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
 
                  SetElement(x, y, replaced_with_element);
                }
+               else if (IS_MM_MCDUFFIN(old_element) &&
+                        IS_MM_MCDUFFIN(new_element))
+               {
+                 // remove McDuffin at old position
+                 SetElement(x, y, EL_EMPTY);
+               }
              }
            }
          }
@@ -13313,11 +13511,11 @@ static void HandleCounterButtons(struct GadgetInfo *gi)
       break;
 
     case ED_COUNTER_ID_ANDROID_CONTENT:
-      DrawAndroidElementArea(properties_element);
+      DrawAndroidElementArea();
       break;
 
     case ED_COUNTER_ID_GROUP_CONTENT:
-      DrawGroupElementArea(properties_element);
+      DrawGroupElementArea();
       CopyGroupElementPropertiesToGame(properties_element);
       break;
 
@@ -13325,6 +13523,10 @@ static void HandleCounterButtons(struct GadgetInfo *gi)
       DrawPlayerInitialInventoryArea(properties_element);
       break;
 
+    case ED_COUNTER_ID_MM_BALL_CONTENT:
+      DrawMMBallContentArea();
+      break;
+
     case ED_COUNTER_ID_ENVELOPE_XSIZE:
     case ED_COUNTER_ID_ENVELOPE_YSIZE:
       DrawEnvelopeTextArea(-1);
@@ -14219,7 +14421,8 @@ static void HandleControlButtons(struct GadgetInfo *gi)
          id <= GADGET_ID_ELEMENTLIST_LAST)
       {
        int element_position = id - GADGET_ID_ELEMENTLIST_FIRST;
-       int new_element = editor_elements[element_position + element_shift];
+
+       new_element = editor_elements[element_position + element_shift];
 
        if (IS_EDITOR_CASCADE(new_element))
        {
@@ -14620,7 +14823,7 @@ static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
       sy = ly - level_ypos;
     }
 
-    if (IN_ED_FIELD(sx,sy) && IN_LEV_FIELD(lx, ly))
+    if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
     {
       if (button_status)       // if (gi->state == GD_BUTTON_PRESSED)
       {