+ int **headline_list;
+ int *headline_list_size;
+
+ int **element_list;
+ int *element_list_size;
+
+ boolean last_setup_value;
+}
+editor_elements_info[] =
+{
+ {
+ &setup.editor.el_boulderdash,
+ &editor_hl_boulderdash_ptr, &num_editor_hl_boulderdash,
+ &editor_el_boulderdash_ptr, &num_editor_el_boulderdash
+ },
+ {
+ &setup.editor.el_emerald_mine,
+ &editor_hl_emerald_mine_ptr, &num_editor_hl_emerald_mine,
+ &editor_el_emerald_mine_ptr, &num_editor_el_emerald_mine
+ },
+ {
+ &setup.editor.el_more,
+ &editor_hl_more_ptr, &num_editor_hl_more,
+ &editor_el_more_ptr, &num_editor_el_more
+ },
+ {
+ &setup.editor.el_sokoban,
+ &editor_hl_sokoban_ptr, &num_editor_hl_sokoban,
+ &editor_el_sokoban_ptr, &num_editor_el_sokoban
+ },
+ {
+ &setup.editor.el_supaplex,
+ &editor_hl_supaplex_ptr, &num_editor_hl_supaplex,
+ &editor_el_supaplex_ptr, &num_editor_el_supaplex
+ },
+ {
+ &setup.editor.el_diamond_caves,
+ &editor_hl_diamond_caves_ptr, &num_editor_hl_diamond_caves,
+ &editor_el_diamond_caves_ptr, &num_editor_el_diamond_caves
+ },
+ {
+ &setup.editor.el_dx_boulderdash,
+ &editor_hl_dx_boulderdash_ptr, &num_editor_hl_dx_boulderdash,
+ &editor_el_dx_boulderdash_ptr, &num_editor_el_dx_boulderdash
+ },
+ {
+ &setup.editor.el_chars,
+ &editor_hl_chars_ptr, &num_editor_hl_chars,
+ &editor_el_chars_ptr, &num_editor_el_chars
+ },
+ {
+ &setup.editor.el_custom,
+ &editor_hl_custom_ptr, &num_editor_hl_custom,
+ &editor_el_custom_ptr, &num_editor_el_custom
+ },
+ {
+ &setup.editor.el_custom_more,
+ &editor_hl_custom_more_ptr, &num_editor_hl_custom_more,
+ &editor_el_custom_more_ptr, &num_editor_el_custom_more
+ },
+ {
+ &setup.editor.el_custom,
+ &editor_hl_group_ptr, &num_editor_hl_group,
+ &editor_el_group_ptr, &num_editor_el_group
+ },
+ {
+ &setup.editor.el_custom_more,
+ &editor_hl_group_more_ptr, &num_editor_hl_group_more,
+ &editor_el_group_more_ptr, &num_editor_el_group_more
+ },
+ {
+ &setup.editor.el_user_defined,
+ &editor_hl_user_defined_ptr, &num_editor_hl_user_defined,
+ &editor_el_user_defined_ptr, &num_editor_el_user_defined
+ },
+ {
+ &use_el_empty,
+ &editor_hl_empty_ptr, &num_editor_hl_empty,
+ &editor_el_empty_ptr, &num_editor_el_empty,
+ },
+ {
+ NULL,
+ NULL, NULL,
+ NULL, NULL
+ }
+};
+
+#if 0
+
+static struct
+{
+ short element;
+ short element_mapped;
+}
+forum_sketch_element_mapping[] =
+{
+ { EL_WALL_SLIPPERY, EL_WALL },
+ { EL_EXPANDABLE_WALL, EL_WALL },
+ { EL_EXPANDABLE_WALL_HORIZONTAL, EL_WALL },
+ { EL_EXPANDABLE_WALL_VERTICAL, EL_WALL },
+ { EL_EXPANDABLE_WALL_ANY, EL_WALL },
+ { EL_WALL_EMERALD, EL_WALL },
+ { EL_WALL_DIAMOND, EL_WALL },
+ { EL_WALL_BD_DIAMOND, EL_WALL },
+ { EL_WALL_EMERALD_YELLOW, EL_WALL },
+ { EL_WALL_EMERALD_RED, EL_WALL },
+ { EL_WALL_EMERALD_PURPLE, EL_WALL },
+ { EL_ACID_POOL_TOPLEFT, EL_WALL },
+ { EL_ACID_POOL_TOPRIGHT, EL_WALL },
+ { EL_ACID_POOL_BOTTOMLEFT, EL_WALL },
+ { EL_ACID_POOL_BOTTOM, EL_WALL },
+ { EL_ACID_POOL_BOTTOMRIGHT, EL_WALL },
+ { EL_BD_WALL, EL_WALL },
+
+ { EL_BD_ROCK, EL_ROCK },
+
+ { EL_SP_ZONK, EL_ROCK },
+ { EL_SP_BASE, EL_SAND },
+ { EL_SP_MURPHY, EL_PLAYER_1 },
+ { EL_SP_INFOTRON, EL_EMERALD },
+ { EL_SP_HARDWARE_GRAY, EL_STEELWALL },
+ { EL_SP_EXIT_CLOSED, EL_EXIT_OPEN },
+ { EL_SP_DISK_ORANGE, EL_BOMB },
+ { EL_SP_DISK_RED, EL_BOMB },
+ { EL_SP_DISK_YELLOW, EL_BOMB },
+ { EL_SP_PORT_RIGHT, EL_GATE_1_GRAY },
+ { EL_SP_PORT_DOWN, EL_GATE_1_GRAY },
+ { EL_SP_PORT_LEFT, EL_GATE_1_GRAY },
+ { EL_SP_PORT_UP, EL_GATE_1_GRAY },
+ { EL_SP_GRAVITY_PORT_RIGHT, EL_GATE_1_GRAY },
+ { EL_SP_GRAVITY_PORT_DOWN, EL_GATE_1_GRAY },
+ { EL_SP_GRAVITY_PORT_LEFT, EL_GATE_1_GRAY },
+ { EL_SP_GRAVITY_PORT_UP, EL_GATE_1_GRAY },
+ { EL_SP_PORT_VERTICAL, EL_GATE_1_GRAY },
+ { EL_SP_PORT_HORIZONTAL, EL_GATE_1_GRAY },
+ { EL_SP_PORT_ANY, EL_GATE_1_GRAY },
+ { EL_SP_SNIKSNAK, EL_BUG },
+ { EL_SP_ELECTRON, EL_SPACESHIP },
+ { EL_SP_CHIP_SINGLE, EL_WALL },
+ { EL_SP_CHIP_LEFT, EL_WALL },
+ { EL_SP_CHIP_RIGHT, EL_WALL },
+ { EL_SP_CHIP_TOP, EL_WALL },
+ { EL_SP_CHIP_BOTTOM, EL_WALL },
+ { EL_SP_HARDWARE_BASE_1, EL_STEELWALL },
+ { EL_SP_HARDWARE_GREEN, EL_STEELWALL },
+ { EL_SP_HARDWARE_BLUE, EL_STEELWALL },
+ { EL_SP_HARDWARE_RED, EL_STEELWALL },
+ { EL_SP_HARDWARE_YELLOW, EL_STEELWALL },
+ { EL_SP_HARDWARE_BASE_2, EL_STEELWALL },
+ { EL_SP_HARDWARE_BASE_3, EL_STEELWALL },
+ { EL_SP_HARDWARE_BASE_3, EL_STEELWALL },
+ { EL_SP_HARDWARE_BASE_4, EL_STEELWALL },
+ { EL_SP_HARDWARE_BASE_5, EL_STEELWALL },
+ { EL_SP_HARDWARE_BASE_6, EL_STEELWALL },
+
+ { EL_STEELWALL_SLIPPERY, EL_STEELWALL },
+
+ { EL_EXIT_CLOSED, EL_EXIT_OPEN },
+
+ { EL_DIAMOND, EL_EMERALD },
+ { EL_BD_DIAMOND, EL_EMERALD },
+ { EL_EMERALD_YELLOW, EL_EMERALD },
+ { EL_EMERALD_RED, EL_EMERALD },
+ { EL_EMERALD_PURPLE, EL_EMERALD },
+
+ { EL_AMOEBA_DEAD, EL_AMOEBA },
+ { EL_AMOEBA_DROP, EL_AMOEBA },
+ { EL_AMOEBA_WET, EL_AMOEBA },
+ { EL_AMOEBA_DRY, EL_AMOEBA },
+ { EL_AMOEBA_FULL, EL_AMOEBA },
+ { EL_BD_AMOEBA, EL_AMOEBA },
+ { EL_AMOEBA_TO_DIAMOND, EL_AMOEBA },
+
+ { EL_DYNAMITE_ACTIVE, EL_DYNAMITE },
+
+ { EL_GATE_2_GRAY, EL_GATE_1_GRAY },
+ { EL_GATE_3_GRAY, EL_GATE_1_GRAY },
+ { EL_GATE_4_GRAY, EL_GATE_1_GRAY },
+
+ { EL_EM_KEY_1, EL_KEY_1 },
+ { EL_EM_KEY_2, EL_KEY_2 },
+ { EL_EM_KEY_3, EL_KEY_3 },
+ { EL_EM_KEY_4, EL_KEY_4 },
+
+ { EL_EM_GATE_1, EL_GATE_1 },
+ { EL_EM_GATE_2, EL_GATE_2 },
+ { EL_EM_GATE_3, EL_GATE_3 },
+ { EL_EM_GATE_4, EL_GATE_4 },
+
+ { EL_EM_GATE_1_GRAY, EL_GATE_1_GRAY },
+ { EL_EM_GATE_2_GRAY, EL_GATE_1_GRAY },
+ { EL_EM_GATE_3_GRAY, EL_GATE_1_GRAY },
+ { EL_EM_GATE_4_GRAY, EL_GATE_1_GRAY },
+
+ { EL_INVISIBLE_SAND, EL_EMPTY },
+ { EL_INVISIBLE_WALL, EL_EMPTY },
+ { EL_INVISIBLE_STEELWALL, EL_EMPTY },
+
+ { EL_PACMAN, EL_YAMYAM },
+ { EL_DARK_YAMYAM, EL_YAMYAM },
+
+ { EL_BD_MAGIC_WALL, EL_MAGIC_WALL },
+
+ { EL_DYNABOMB_INCREASE_NUMBER, EL_BOMB },
+ { EL_DYNABOMB_INCREASE_SIZE, EL_BOMB },
+ { EL_DYNABOMB_INCREASE_POWER, EL_BOMB },
+ { EL_BLACK_ORB, EL_BOMB },
+ { EL_DX_SUPABOMB, EL_BOMB },
+
+ { EL_SOKOBAN_OBJECT, EL_KEY_1 },
+ { EL_SOKOBAN_FIELD_EMPTY, EL_GATE_1_GRAY },
+ { EL_SOKOBAN_FIELD_FULL, EL_GATE_1 },
+ { EL_SOKOBAN_FIELD_PLAYER, EL_PLAYER_1 },
+
+ { EL_BD_BUTTERFLY_RIGHT, EL_BD_BUTTERFLY },
+ { EL_BD_BUTTERFLY_UP, EL_BD_BUTTERFLY },
+ { EL_BD_BUTTERFLY_LEFT, EL_BD_BUTTERFLY },
+ { EL_BD_BUTTERFLY_DOWN, EL_BD_BUTTERFLY },
+
+ { EL_BD_FIREFLY_RIGHT, EL_BD_FIREFLY },
+ { EL_BD_FIREFLY_UP, EL_BD_FIREFLY },
+ { EL_BD_FIREFLY_LEFT, EL_BD_FIREFLY },
+ { EL_BD_FIREFLY_DOWN, EL_BD_FIREFLY },
+
+ { EL_PLAYER_2, EL_PLAYER_1 },
+ { EL_PLAYER_3, EL_PLAYER_1 },
+ { EL_PLAYER_4, EL_PLAYER_1 },
+
+ { EL_BUG_RIGHT, EL_BUG },
+ { EL_BUG_UP, EL_BUG },
+ { EL_BUG_LEFT, EL_BUG },
+ { EL_BUG_DOWN, EL_BUG },
+
+ { EL_SPACESHIP_RIGHT, EL_SPACESHIP },
+ { EL_SPACESHIP_UP, EL_SPACESHIP },
+ { EL_SPACESHIP_LEFT, EL_SPACESHIP },
+ { EL_SPACESHIP_DOWN, EL_SPACESHIP },
+
+ { EL_PACMAN_RIGHT, EL_YAMYAM },
+ { EL_PACMAN_UP, EL_YAMYAM },
+ { EL_PACMAN_LEFT, EL_YAMYAM },
+ { EL_PACMAN_DOWN, EL_YAMYAM },
+
+ { -1, -1 }
+};
+
+static struct
+{
+ short element;
+ char *element_string;
+}
+forum_sketch_element_strings[] =
+{
+ { EL_PLAYER_1, "p" },
+ { EL_EMPTY, "_" },
+ { EL_SAND, "s" },
+ { EL_ROCK, "b" },
+ { EL_EMERALD, "e" },
+ { EL_BUG, "u" },
+ { EL_SPACESHIP, "h" },
+ { EL_BD_FIREFLY, "f" },
+ { EL_BD_BUTTERFLY, "b" },
+ { EL_AMOEBA, "a" },
+ { EL_YAMYAM, "y" },
+ { EL_WALL, "w" },
+ { EL_STEELWALL, "t" },
+ { EL_MAGIC_WALL, "m" },
+ { EL_EXIT_OPEN, "x" },
+ { EL_DYNAMITE, "d" },
+ { EL_KEY_1, "1" },
+ { EL_KEY_2, "2" },
+ { EL_KEY_3, "3" },
+ { EL_KEY_4, "4" },
+ { EL_GATE_1, "5" },
+ { EL_GATE_2, "6" },
+ { EL_GATE_3, "7" },
+ { EL_GATE_4, "8" },
+ { EL_GATE_1_GRAY, "9" },
+ { EL_BOMB, "@" },
+ { EL_ROBOT, "r" },
+ { EL_ROBOT_WHEEL, "0" },
+ { EL_NUT, "n" },
+ { EL_CUSTOM_1, "c" },
+ { EL_CHAR_QUESTION, "?" },
+
+ { -1, NULL }
+};
+
+#endif
+
+
+/*
+ -----------------------------------------------------------------------------
+ functions
+ -----------------------------------------------------------------------------
+*/
+
+static int getMaxInfoTextLength()
+{
+ return (SXSIZE / getFontWidth(FONT_TEXT_2));
+}
+
+static int getTextWidthForGadget(char *text)
+{
+ if (text == NULL)
+ return 0;
+
+ return (getTextWidth(text, FONT_TEXT_1) + ED_GADGET_TEXT_DISTANCE);
+}
+
+static int getTextWidthForDrawingArea(char *text)
+{
+ if (text == NULL)
+ return 0;
+
+ return (getTextWidth(text, FONT_TEXT_1) + ED_DRAWINGAREA_TEXT_DISTANCE);
+}
+
+static int getRightGadgetBorder(struct GadgetInfo *gi, char *text)
+{
+ return (gi->x + gi->width + getTextWidthForGadget(text));
+}
+
+static char *getElementInfoText(int element)
+{
+ char *info_text = NULL;
+
+ if (element < NUM_FILE_ELEMENTS)
+ {
+ if (strlen(element_info[element].description) > 0)
+ info_text = element_info[element].description;
+ else if (element_info[element].custom_description != NULL)
+ info_text = element_info[element].custom_description;
+ else if (element_info[element].editor_description != NULL)
+ info_text = element_info[element].editor_description;
+ }
+
+ if (info_text == NULL)
+ info_text = INFOTEXT_UNKNOWN_ELEMENT;
+
+ return info_text;
+}
+
+static void ReinitializeElementList()
+{
+ static boolean initialized = FALSE;
+ int pos = 0;
+ int i, j;
+
+ checked_free(editor_elements);
+
+ if (!initialized)
+ {
+ /* initialize optional user defined element list */
+ LoadUserDefinedEditorElementList(&editor_el_user_defined_ptr,
+ &num_editor_el_user_defined);
+
+ /* initialize list of empty elements (used for padding, if needed) */
+ for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
+ editor_el_empty[i] = EL_EMPTY;
+
+ /* do some sanity checks for each element from element list */
+ for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
+ {
+ for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
+ {
+ int element = (*editor_elements_info[i].element_list)[j];
+
+ if (element >= NUM_FILE_ELEMENTS)
+ Error(ERR_WARN, "editor element %d is runtime element", element);
+
+ if (strcmp(getElementInfoText(element), INFOTEXT_UNKNOWN_ELEMENT) == 0)
+ Error(ERR_WARN, "no element description for element %d", element);
+ }
+ }
+
+ initialized = TRUE;
+ }
+
+ num_editor_elements = 0;
+ use_el_empty = FALSE;
+
+ /* determine size of element list */
+ for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
+ {
+ if (*editor_elements_info[i].setup_value)
+ {
+ if (setup.editor.el_headlines)
+ num_editor_elements += *editor_elements_info[i].headline_list_size;
+
+ num_editor_elements += *editor_elements_info[i].element_list_size;
+ }
+ }
+
+ if (num_editor_elements < ED_NUM_ELEMENTLIST_BUTTONS)
+ {
+ /* offer at least as many elements as element buttons exist */
+ use_el_empty = TRUE;
+ num_editor_el_empty = ED_NUM_ELEMENTLIST_BUTTONS - num_editor_elements;
+
+ num_editor_elements += num_editor_el_empty;
+ }
+
+ editor_elements = checked_malloc(num_editor_elements * sizeof(int));
+
+ /* fill element list */
+ for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
+ {
+ if (*editor_elements_info[i].setup_value)
+ {
+ if (setup.editor.el_headlines)
+ for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
+ editor_elements[pos++] = (*editor_elements_info[i].headline_list)[j];
+
+ for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
+ editor_elements[pos++] = (*editor_elements_info[i].element_list)[j];
+ }
+ }
+
+ /* correct position of element list scrollbar */
+ if (element_shift < 0)
+ element_shift = 0;
+ if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
+ element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
+}
+
+void PrintEditorElementList()
+{
+ boolean *stop = &setup.editor.el_user_defined;
+ int i, j;
+
+ for (i = 0; editor_elements_info[i].setup_value != stop; i++)
+ {
+ for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
+ {
+ int element = (*editor_elements_info[i].headline_list)[j];
+
+ printf("# %s\n", element_info[element].token_name);
+ }
+
+ if (j > 0)
+ printf("#\n");
+
+ for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
+ {
+ int element = (*editor_elements_info[i].element_list)[j];
+
+ printf("# %s\n", element_info[element].token_name);
+ }
+
+ if (j > 0)
+ printf("#\n");
+ }
+}
+
+static void ReinitializeElementListButtons()
+{
+ static boolean last_setup_value_headlines = FALSE;
+ static boolean initialization_needed = TRUE;
+ int i;
+
+ if (!initialization_needed) /* check if editor element setup has changed */
+ {
+ if (last_setup_value_headlines != setup.editor.el_headlines)
+ initialization_needed = TRUE;
+
+ for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
+ if (editor_elements_info[i].last_setup_value !=
+ *editor_elements_info[i].setup_value)
+ initialization_needed = TRUE;
+ }
+
+ if (!initialization_needed)
+ return;
+
+ FreeLevelEditorGadgets();
+ CreateLevelEditorGadgets();
+
+ /* store current setup values for next invocation of this function */
+ last_setup_value_headlines = setup.editor.el_headlines;
+ for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
+ editor_elements_info[i].last_setup_value =
+ *editor_elements_info[i].setup_value;
+
+ initialization_needed = FALSE;
+}
+
+static void DrawElementBorder(int dest_x, int dest_y, int width, int height,
+ boolean input)
+{
+ int border_graphic =
+ (input ? IMG_EDITOR_ELEMENT_BORDER_INPUT : IMG_EDITOR_ELEMENT_BORDER);
+ Bitmap *src_bitmap;
+ int src_x, src_y;
+ int num_mini_tilex = width / MINI_TILEX + 1;
+ int num_mini_tiley = height / MINI_TILEY + 1;
+ int x, y;
+
+ getMiniGraphicSource(border_graphic, &src_bitmap, &src_x, &src_y);
+
+ for (y = 0; y < num_mini_tiley; y++)
+ for (x = 0; x < num_mini_tilex; x++)
+ BlitBitmap(src_bitmap, drawto, src_x, src_y, MINI_TILEX, MINI_TILEY,
+ dest_x - MINI_TILEX / 2 + x * MINI_TILEX,
+ dest_y - MINI_TILEY / 2 + y * MINI_TILEY);
+
+ ClearRectangle(drawto, dest_x - 1, dest_y - 1, width + 2, height + 2);
+}
+
+static void DrawDrawingArea(int id)
+{
+ struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
+ int x, y;
+
+ if (id == ED_DRAWING_ID_RANDOM_BACKGROUND)
+ DrawMiniGraphicExt(drawto, gi->x, gi->y,
+ el2edimg(random_placement_background_element));
+ else if (id == ED_DRAWING_ID_AMOEBA_CONTENT)
+ DrawMiniGraphicExt(drawto, gi->x, gi->y, el2edimg(level.amoeba_content));
+ else if (id == ED_DRAWING_ID_CUSTOM_GRAPHIC)
+ DrawMiniGraphicExt(drawto, gi->x, gi->y,
+ el2edimg(custom_element.gfx_element));
+ else if (id == ED_DRAWING_ID_CUSTOM_CONTENT)
+ for (y = 0; y < 3; y++)
+ for (x = 0; x < 3; x++)
+ DrawMiniGraphicExt(drawto,
+ gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
+ el2edimg(custom_element.content[x][y]));
+ else if (id == ED_DRAWING_ID_CUSTOM_MOVE_ENTER)
+ DrawMiniGraphicExt(drawto, gi->x, gi->y,
+ el2edimg(custom_element.move_enter_element));
+ else if (id == ED_DRAWING_ID_CUSTOM_MOVE_LEAVE)
+ DrawMiniGraphicExt(drawto, gi->x, gi->y,
+ el2edimg(custom_element.move_leave_element));
+ else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TARGET)
+ DrawMiniGraphicExt(drawto, gi->x, gi->y,
+ el2edimg(custom_element_change.target_element));
+ else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT)
+ for (y = 0; y < 3; y++)
+ for (x = 0; x < 3; x++)
+ DrawMiniGraphicExt(drawto,
+ gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
+ el2edimg(custom_element_change.target_content[x][y]));
+ else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER)
+ DrawMiniGraphicExt(drawto, gi->x, gi->y,
+ el2edimg(custom_element_change.trigger_element));
+ else if (id == ED_DRAWING_ID_GROUP_CONTENT)
+ for (x = 0; x < group_element_info.num_elements; x++)
+ DrawMiniGraphicExt(drawto, gi->x + x * MINI_TILEX, gi->y,
+ el2edimg(group_element_info.element[x]));
+ else if (id >= ED_DRAWING_ID_ELEMENT_CONTENT_0 &&
+ id <= ED_DRAWING_ID_ELEMENT_CONTENT_7)
+ {
+ int nr = id - ED_DRAWING_ID_ELEMENT_CONTENT_0;
+
+ for (y = 0; y < 3; y++)
+ for (x = 0; x < 3; x++)
+ DrawMiniGraphicExt(drawto,
+ gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
+ el2edimg(level.yamyam_content[nr][x][y]));
+ }
+}
+
+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);
+
+ BlitBitmap(drawto, drawto,