rnd-19990112-1
[rocksndiamonds.git] / src / editor.c
index b6ae1b0cbb574932467e9e1d73fdb5d8d916d73d..faeca9b629a4657ce952e6fee2aad7da5fa28154 100644 (file)
 #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_UNUSED1             10
 #define ED_CTRL_ID_WRAP_RIGHT          11
 #define ED_CTRL_ID_RANDOM_PLACEMENT    12
-#define ED_CTRL_ID_BRUSH               13
+#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 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
+{
+  char shortcut;
+  char *text;
+} control_info[ED_NUM_CTRL_BUTTONS] =
+{
+  { 's', "draw single items" },
+  { 'd', "draw connected items" },
+  { 'l', "draw lines" },
+  { 't', "enter text elements" },
+  { 'r', "draw outline rectangles" },
+  { 'R', "draw filled rectangles" },
+  { '\0', "wrap (rotate) level up" },
+  { '?', "properties of drawing element" },
+  { 'f', "flood fill" },
+  { '\0', "wrap (rotate) level left" },
+  { '\0', "" },
+  { '\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" }
 };
 
 static struct
@@ -268,7 +274,6 @@ static struct
   },
 };
 
-
 /* forward declaration for internal use */
 static void DrawDrawingWindow();
 static void DrawPropertiesWindow();
@@ -284,6 +289,7 @@ 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];
@@ -742,7 +748,7 @@ static void CreateControlButtons()
        id == ED_CTRL_ID_RECTANGLE ||
        id == ED_CTRL_ID_FILLED_BOX ||
        id == ED_CTRL_ID_FLOOD_FILL ||
-       id == ED_CTRL_ID_BRUSH ||
+       id == ED_CTRL_ID_GRAB_BRUSH ||
        id == ED_CTRL_ID_PICK_ELEMENT)
     {
       button_type = GD_TYPE_RADIO_BUTTON;
@@ -792,7 +798,7 @@ 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_DESCRIPTION_TEXT, control_info[i].text,
                      GDI_X, EX + gd_xoffset,
                      GDI_Y, EY + gd_yoffset,
                      GDI_WIDTH, width,
@@ -1245,6 +1251,8 @@ void DrawLevelEd()
 
   if (!level_editor_gadgets_created)
     CreateLevelEditorGadgets();
+  else
+    strcpy(level_editor_gadget[ED_CTRL_ID_LEVEL_NAME]->text.value, level.name);
 
   MapControlButtons();
 
@@ -2557,66 +2565,149 @@ static void SelectArea(int from_x, int from_y, int to_x, int to_y,
     DrawAreaBorder(from_x, from_y, to_x, to_y);
 }
 
-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);
-}
-
 /* 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 void CopyBrushExt(int from_x, int from_y, int to_x, int to_y,
+                        int button, int mode)
 {
-  static short brush_buffer[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
-  static int brush_from_x, brush_from_y;
-  static int 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 new_element;
   int x, y;
 
-  if (from_x > to_x)
-    swap_numbers(&from_x, &to_x);
+  if (mode == CB_DELETE_OLD_CURSOR && !delete_old_brush)
+    return;
 
-  if (from_y > to_y)
-    swap_numbers(&from_y, &to_y);
+  new_element = (button == 1 ? new_element1 :
+                button == 2 ? new_element2 :
+                button == 3 ? new_element3 : 0);
 
   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];
+
+       if (button != 1)
+         DrawLineElement(from_x + x, from_y + y, new_element, TRUE);
+      }
+    }
+
+    if (button != 1)
+      CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
+
+    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(UNDO_IMMEDIATE);
+    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_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_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;
   }
 }
 
-static void CopyAreaToBrush(int from_x, int from_y, int to_x, int to_y)
+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, CB_AREA_TO_BRUSH);
+  CopyBrushExt(from_x, from_y, to_x, to_y, button, CB_AREA_TO_BRUSH);
 }
 
-#if 0
-static void CopyBrushToLevel()
+static void CopyBrushToLevel(int x, int y, int button)
 {
-  CopyBrushExt(0, 0, 0, 0, CB_BRUSH_TO_LEVEL);
+  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);
 }
-#endif
 
 static void FloodFill(int from_x, int from_y, int fill_element)
 {
@@ -2756,6 +2847,18 @@ static void DrawLevelText(int sx, int sy, char letter, int mode)
   }
 }
 
+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;
@@ -2856,7 +2959,6 @@ void WrapLevel(int dx, int dy)
 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;
@@ -2872,6 +2974,9 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
   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;
@@ -2926,7 +3031,9 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
        if (!button)
          break;
 
-       if (new_element != Feld[lx][ly])
+       if (draw_with_brush)
+         CopyBrushToLevel(sx, sy, button);
+       else if (new_element != Feld[lx][ly])
        {
          if (new_element == EL_SPIELFIGUR)
          {
@@ -2992,7 +3099,7 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
     case ED_CTRL_ID_LINE:
     case ED_CTRL_ID_RECTANGLE:
     case ED_CTRL_ID_FILLED_BOX:
-    case ED_CTRL_ID_BRUSH:
+    case ED_CTRL_ID_GRAB_BRUSH:
     case ED_CTRL_ID_TEXT:
       {
        static int last_sx = -1;
@@ -3007,7 +3114,7 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
          draw_func = DrawRectangle;
        else if (drawing_function == ED_CTRL_ID_FILLED_BOX)
          draw_func = DrawFilledBox;
-       else if (drawing_function == ED_CTRL_ID_BRUSH)
+       else if (drawing_function == ED_CTRL_ID_GRAB_BRUSH)
          draw_func = SelectArea;
        else /* (drawing_function == ED_CTRL_ID_TEXT) */
          draw_func = SetTextCursor;
@@ -3024,9 +3131,11 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
        else if (button_release_event)
        {
          draw_func(start_sx, start_sy, sx, sy, new_element, TRUE);
-         if (drawing_function == ED_CTRL_ID_BRUSH)
+         if (drawing_function == ED_CTRL_ID_GRAB_BRUSH)
          {
-           CopyAreaToBrush(start_sx, start_sy, sx, sy);
+           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)
@@ -3266,10 +3375,11 @@ static void HandleControlButtons(struct GadgetInfo *gi)
     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_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:
@@ -3464,16 +3574,52 @@ static void HandleControlButtons(struct GadgetInfo *gi)
 
 void HandleLevelEditorKeyInput(KeySym key)
 {
-  if (edit_mode == ED_MODE_DRAWING && drawing_function == ED_CTRL_ID_TEXT)
+  if (edit_mode == ED_MODE_DRAWING)
   {
     char letter = getCharFromKeySym(key);
 
-    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);
+    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]);
+    }
   }
 }
 
@@ -3484,7 +3630,7 @@ static void HandleTextInputGadgets(struct GadgetInfo *gi)
   switch (id)
   {
     case ED_CTRL_ID_LEVEL_NAME:
-      strcpy(level.name, gi->text_value);
+      strcpy(level.name, gi->text.value);
       break;
 
     default:
@@ -3510,20 +3656,41 @@ 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->description_text == NULL)
     return;
 
   strncpy(infotext, gi->description_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-" : ""), 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;
@@ -3535,8 +3702,63 @@ static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
   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);
+    {
+      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_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)
+      CopyBrushToCursor(sx, sy);
   }
   else if (id == ED_CTRL_ID_AMOEBA_CONTENT)
     DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FC_YELLOW,