void GLIBitmapNotebook::OnBitmapRightClick(const wxPoint &bitmapPos) { // Handle based on the current tool switch(toolState) { case(TS_Zoom): ZoomBitmap(false, bitmapPos); break; }; }
void GLIBitmapNotebook::OnBitmapLeftClick(const wxPoint &bitmapPos) { // Handle based on the current tool switch(toolState) { // Set the new selected position case(TS_Select): parentControl->SetDebugPixel(bitmapPos); break; case(TS_Zoom): ZoomBitmap(true, bitmapPos); break; }; }
static void CreateScaledBitmaps(Bitmap *old_bitmap, int zoom_factor, boolean create_small_bitmaps) { Bitmap swap_bitmap; Bitmap *new_bitmap; Bitmap *tmp_bitmap_1; Bitmap *tmp_bitmap_2; Bitmap *tmp_bitmap_4; Bitmap *tmp_bitmap_8; Bitmap *tmp_bitmap_16; Bitmap *tmp_bitmap_32; int width_1, height_1; int width_2, height_2; int width_4, height_4; int width_8, height_8; int width_16, height_16; int width_32, height_32; int new_width, new_height; /* calculate new image dimensions for normal sized image */ width_1 = old_bitmap->width * zoom_factor; height_1 = old_bitmap->height * zoom_factor; /* get image with normal size (this might require scaling up) */ if (zoom_factor != 1) tmp_bitmap_1 = ZoomBitmap(old_bitmap, width_1, height_1); else tmp_bitmap_1 = old_bitmap; /* this is only needed to make compilers happy */ tmp_bitmap_2 = NULL; tmp_bitmap_4 = NULL; tmp_bitmap_8 = NULL; tmp_bitmap_16 = NULL; tmp_bitmap_32 = NULL; if (create_small_bitmaps) { /* calculate new image dimensions for small images */ width_2 = width_1 / 2; height_2 = height_1 / 2; width_4 = width_1 / 4; height_4 = height_1 / 4; width_8 = width_1 / 8; height_8 = height_1 / 8; width_16 = width_1 / 16; height_16 = height_1 / 16; width_32 = width_1 / 32; height_32 = height_1 / 32; UPDATE_BUSY_STATE(); /* get image with 1/2 of normal size (for use in the level editor) */ if (zoom_factor != 2) tmp_bitmap_2 = ZoomBitmap(tmp_bitmap_1, width_1 / 2, height_1 / 2); else tmp_bitmap_2 = old_bitmap; UPDATE_BUSY_STATE(); /* get image with 1/4 of normal size (for use in the level editor) */ if (zoom_factor != 4) tmp_bitmap_4 = ZoomBitmap(tmp_bitmap_2, width_2 / 2, height_2 / 2); else tmp_bitmap_4 = old_bitmap; UPDATE_BUSY_STATE(); /* get image with 1/8 of normal size (for use on the preview screen) */ if (zoom_factor != 8) tmp_bitmap_8 = ZoomBitmap(tmp_bitmap_4, width_4 / 2, height_4 / 2); else tmp_bitmap_8 = old_bitmap; UPDATE_BUSY_STATE(); /* get image with 1/16 of normal size (for use on the preview screen) */ if (zoom_factor != 16) tmp_bitmap_16 = ZoomBitmap(tmp_bitmap_8, width_8 / 2, height_8 / 2); else tmp_bitmap_16 = old_bitmap; UPDATE_BUSY_STATE(); /* get image with 1/32 of normal size (for use on the preview screen) */ if (zoom_factor != 32) tmp_bitmap_32 = ZoomBitmap(tmp_bitmap_16, width_16 / 2, height_16 / 2); else tmp_bitmap_32 = old_bitmap; UPDATE_BUSY_STATE(); } #if 0 /* if image was scaled up, create new clipmask for normal size image */ if (zoom_factor != 1) { #if defined(TARGET_X11) if (old_bitmap->clip_mask) XFreePixmap(display, old_bitmap->clip_mask); old_bitmap->clip_mask = Pixmap_to_Mask(tmp_bitmap_1->drawable, width_1, height_1); XSetClipMask(display, old_bitmap->stored_clip_gc, old_bitmap->clip_mask); #else SDL_Surface *tmp_surface_1 = tmp_bitmap_1->surface; if (old_bitmap->surface_masked) SDL_FreeSurface(old_bitmap->surface_masked); SDL_SetColorKey(tmp_surface_1, SDL_SRCCOLORKEY, SDL_MapRGB(tmp_surface_1->format, 0x00, 0x00, 0x00)); if ((old_bitmap->surface_masked = SDL_DisplayFormat(tmp_surface_1)) ==NULL) Error(ERR_EXIT, "SDL_DisplayFormat() failed"); SDL_SetColorKey(tmp_surface_1, 0, 0); /* reset transparent pixel */ #endif } #endif if (create_small_bitmaps) { new_width = width_1; new_height = height_1 + (height_1 + 1) / 2; /* prevent odd height */ new_bitmap = CreateBitmap(new_width, new_height, DEFAULT_DEPTH); BlitBitmap(tmp_bitmap_1, new_bitmap, 0, 0, width_1, height_1, 0, 0); BlitBitmap(tmp_bitmap_2, new_bitmap, 0, 0, width_1 / 2, height_1 / 2, 0, height_1); BlitBitmap(tmp_bitmap_4, new_bitmap, 0, 0, width_1 / 4, height_1 / 4, width_1 / 2, height_1); BlitBitmap(tmp_bitmap_8, new_bitmap, 0, 0, width_1 / 8, height_1 / 8, 3 * width_1 / 4, height_1); BlitBitmap(tmp_bitmap_16, new_bitmap, 0, 0, width_1 / 16, height_1 / 16, 7 * width_1 / 8, height_1); BlitBitmap(tmp_bitmap_32, new_bitmap, 0, 0, width_1 / 32, height_1 / 32, 15 * width_1 / 16, height_1); UPDATE_BUSY_STATE(); } else { new_width = width_1; new_height = height_1; new_bitmap = tmp_bitmap_1; /* directly use tmp_bitmap_1 as new bitmap */ } if (create_small_bitmaps) { /* if no small bitmaps created, tmp_bitmap_1 is used as new bitmap now */ if (zoom_factor != 1) FreeBitmap(tmp_bitmap_1); if (zoom_factor != 2) FreeBitmap(tmp_bitmap_2); if (zoom_factor != 4) FreeBitmap(tmp_bitmap_4); if (zoom_factor != 8) FreeBitmap(tmp_bitmap_8); if (zoom_factor != 16) FreeBitmap(tmp_bitmap_16); if (zoom_factor != 32) FreeBitmap(tmp_bitmap_32); } /* replace image with extended image (containing 1/1, 1/2, 1/4, 1/8 size) */ #if defined(TARGET_SDL) swap_bitmap.surface = old_bitmap->surface; old_bitmap->surface = new_bitmap->surface; new_bitmap->surface = swap_bitmap.surface; #else swap_bitmap.drawable = old_bitmap->drawable; old_bitmap->drawable = new_bitmap->drawable; new_bitmap->drawable = swap_bitmap.drawable; #endif old_bitmap->width = new_bitmap->width; old_bitmap->height = new_bitmap->height; #if 1 /* this replaces all blit masks created when loading -- maybe optimize this */ { #if defined(TARGET_X11) if (old_bitmap->clip_mask) XFreePixmap(display, old_bitmap->clip_mask); old_bitmap->clip_mask = Pixmap_to_Mask(old_bitmap->drawable, new_width, new_height); XSetClipMask(display, old_bitmap->stored_clip_gc, old_bitmap->clip_mask); #else SDL_Surface *old_surface = old_bitmap->surface; if (old_bitmap->surface_masked) SDL_FreeSurface(old_bitmap->surface_masked); SDL_SetColorKey(old_surface, SDL_SRCCOLORKEY, SDL_MapRGB(old_surface->format, 0x00, 0x00, 0x00)); if ((old_bitmap->surface_masked = SDL_DisplayFormat(old_surface)) ==NULL) Error(ERR_EXIT, "SDL_DisplayFormat() failed"); SDL_SetColorKey(old_surface, 0, 0); /* reset transparent pixel */ #endif } #endif UPDATE_BUSY_STATE(); FreeBitmap(new_bitmap); /* this actually frees the _old_ bitmap now */ }