+
+ if (IS_CUSTOM_ELEMENT(properties_element))
+ {
+ CopyCustomElementPropertiesToEditor(properties_element);
+
+ for (i = ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE;
+ i <= ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY; i++)
+ {
+ /* draw checkbutton gadget */
+ x = checkbutton_info[i].x + xoffset_right2;
+ y = checkbutton_info[i].y + yoffset_right2;
+
+ DrawTextF(x, y, FONT_TEXT_1, checkbutton_info[i].text);
+ ModifyGadget(level_editor_gadget[checkbutton_info[i].gadget_id],
+ GDI_CHECKED, *checkbutton_info[i].value, GDI_END);
+ MapCheckbuttonGadget(i);
+ }
+
+#if 1
+ /* draw selectbox gadget */
+ i = ED_SELECTBOX_ID_CUSTOM_CHANGE_CAUSE;
+ x = selectbox_info[i].x + xoffset_right2;
+ y = selectbox_info[i].y + yoffset_right2;
+
+ selectbox_info[i].index = &index_change_cause;
+
+ DrawTextF(x, y, FONT_TEXT_1, selectbox_info[i].text);
+ ModifyGadget(level_editor_gadget[selectbox_info[i].gadget_id],
+ GDI_SELECTBOX_INDEX, *selectbox_info[i].index, GDI_END);
+ MapSelectboxGadget(i);
+#endif
+ }
+}
+
+char *getElementDescriptionFilename(int element)
+{
+ char *docs_dir = options.docs_directory;
+ char *elements_subdir = "elements";
+ static char *filename = NULL;
+ char basename[MAX_FILENAME_LEN];
+
+ if (filename != NULL)
+ free(filename);
+
+ /* 1st try: look for element description file for exactly this element */
+ sprintf(basename, "%s.txt", element_info[element].token_name);
+ filename = getPath3(docs_dir, elements_subdir, basename);
+ if (fileExists(filename))
+ return filename;
+
+ free(filename);
+
+ /* 2nd try: look for element description file for this element's class */
+ sprintf(basename, "%s.txt", element_info[element].class_name);
+ filename = getPath3(docs_dir, elements_subdir, basename);
+ if (fileExists(filename))
+ return filename;
+
+ return NULL;
+}
+
+static boolean PrintInfoText(char *text, int font_nr, int screen_line)
+{
+ int font_height = getFontHeight(font_nr);
+ int pad_x = ED_SETTINGS_XPOS;
+ int pad_y = 5 * TILEY;
+ int sx = SX + pad_x;
+ int sy = SY + pad_y;
+ int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
+
+ if (screen_line >= max_lines_per_screen)
+ return FALSE;
+
+ DrawText(sx, sy + screen_line * font_height, text, font_nr);
+
+ return TRUE;
+}
+
+static int PrintElementDescriptionFromFile(char *filename, int screen_line)
+{
+ int font_nr = FONT_TEXT_2;
+ int font_width = getFontWidth(font_nr);
+ int pad_x = ED_SETTINGS_XPOS;
+ int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
+ char line[MAX_LINE_LEN];
+ char buffer[max_chars_per_line + 1];
+ int buffer_len;
+ int lines_printed = 0;
+ FILE *file;
+
+ if (filename == NULL)
+ return 0;
+
+ if (!(file = fopen(filename, MODE_READ)))
+ return 0;
+
+ buffer[0] = '\0';
+ buffer_len = 0;
+
+ while(!feof(file))
+ {
+ char *line_ptr, *word_ptr;
+ boolean last_line_was_empty = TRUE;
+
+ /* read next line of input file */
+ if (!fgets(line, MAX_LINE_LEN, file))
+ break;
+
+ /* skip comments (lines directly beginning with '#') */
+ if (line[0] == '#')
+ continue;
+
+ /* cut trailing newline from input line */
+ for (line_ptr = line; *line_ptr; line_ptr++)
+ {
+ if (*line_ptr == '\n' || *line_ptr == '\r')
+ {
+ *line_ptr = '\0';
+ break;
+ }
+ }
+
+ if (strlen(line) == 0) /* special case: force empty line */
+ strcpy(line, "\n");
+
+ word_ptr = line;
+
+ while (*word_ptr)
+ {
+ boolean print_buffer = FALSE;
+ int word_len;
+
+ /* skip leading whitespaces */
+ while (*word_ptr == ' ' || *word_ptr == '\t')
+ word_ptr++;
+
+ line_ptr = word_ptr;
+ word_len = 0;
+
+ /* look for end of next word */
+ while (*line_ptr != ' ' && *line_ptr != '\t' && *line_ptr != '\0')
+ {
+ line_ptr++;
+ word_len++;
+ }
+
+ if (word_len == 0)
+ {
+ continue;
+ }
+ else if (*word_ptr == '\n') /* special case: force empty line */
+ {
+ if (buffer_len == 0)
+ word_ptr++;
+
+ /* prevent printing of multiple empty lines */
+ if (buffer_len > 0 || !last_line_was_empty)
+ print_buffer = TRUE;
+ }
+ else if (word_len < max_chars_per_line - buffer_len)
+ {
+ /* word fits into text buffer -- add word */
+
+ if (buffer_len > 0)
+ buffer[buffer_len++] = ' ';
+
+ strncpy(&buffer[buffer_len], word_ptr, word_len);
+ buffer_len += word_len;
+ buffer[buffer_len] = '\0';
+ word_ptr += word_len;
+ }
+ else if (buffer_len > 0)
+ {
+ /* not enough space left for word in text buffer -- print buffer */
+
+ print_buffer = TRUE;
+ }
+ else
+ {
+ /* word does not fit at all into empty text buffer -- cut word */
+
+ strncpy(buffer, word_ptr, max_chars_per_line);
+ buffer[max_chars_per_line] = '\0';
+ word_ptr += max_chars_per_line;
+ print_buffer = TRUE;
+ }
+
+ if (print_buffer)
+ {
+ if (!PrintInfoText(buffer, font_nr, screen_line + lines_printed))
+ return lines_printed;
+
+ last_line_was_empty = (buffer_len == 0);
+ lines_printed++;
+
+ buffer[0] = '\0';
+ buffer_len = 0;
+ print_buffer = FALSE;
+ }
+ }
+ }
+
+ fclose(file);
+
+ if (buffer_len > 0)
+ if (PrintInfoText(buffer, font_nr, screen_line + lines_printed))
+ lines_printed++;
+
+ return lines_printed;
+}
+
+static void DrawPropertiesTabulatorGadgets()
+{
+ struct GadgetInfo *gd_gi = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
+ struct GadgetDesign *gd = &gd_gi->alt_design[GD_BUTTON_UNPRESSED];
+ int gd_x = gd->x + gd_gi->border.width / 2;
+ int gd_y = gd->y + gd_gi->height - 1;
+ Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
+ int id_first = ED_TEXTBUTTON_ID_PROPERTIES_INFO;
+ int id_last = ED_TEXTBUTTON_ID_PROPERTIES_INFO;
+ int i;
+
+ /* draw additional "configure" tabulator for configurable elements */
+ if (checkPropertiesConfig())
+ id_last = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG;
+
+ /* draw additional "advanced" tabulator for custom elements */
+ if (IS_CUSTOM_ELEMENT(properties_element))
+ id_last = ED_TEXTBUTTON_ID_PROPERTIES_ADVANCED;
+
+ for (i=id_first; i <= id_last; i++)
+ {
+ int gadget_id = textbutton_info[i].gadget_id;
+ struct GadgetInfo *gi = level_editor_gadget[gadget_id];
+ boolean active = (i != edit_mode_properties);
+
+ /* draw background line below tabulator button */
+ ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width,1);
+
+ /* draw solid line below inactive tabulator buttons */
+ if (!active && tab_color != BLACK_PIXEL) /* black => transparent */
+ FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width,1, tab_color);
+
+ ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
+ MapTextbuttonGadget(i);
+ }
+
+ /* draw little border line below tabulator buttons */
+ if (tab_color != BLACK_PIXEL) /* black => transparent */
+ FillRectangle(drawto, gd_gi->x, gd_gi->y + gd_gi->height + 1,
+ 3 * gd_gi->width + 2 * ED_GADGET_DISTANCE,
+ ED_GADGET_DISTANCE, tab_color);
+}
+
+static void DrawPropertiesInfo()
+{
+ static struct
+ {
+ int value;
+ char *text;
+ }
+ properties[] =
+ {
+ /* configurable properties */
+ { EP_INDESTRUCTIBLE, "- undestructible" },
+ { EP_DIGGABLE, "- diggable" },
+ { EP_COLLECTIBLE, "- collectible" },
+ { EP_PUSHABLE, "- pushable" },
+ { EP_CAN_FALL, "- can fall" },
+ { EP_CAN_SMASH, "- can smash other objects" },
+ { EP_CAN_MOVE, "- can move" },
+ { EP_SLIPPERY, "- slippery for falling objects" },
+ { EP_EM_SLIPPERY_WALL, "- slippery for some gems (EM style)" },
+ { EP_WALKABLE_OVER, "- player can walk over it" },
+ { EP_WALKABLE_INSIDE, "- player can walk inside it" },
+ { EP_WALKABLE_UNDER, "- player can walk under it" },
+ { EP_PASSABLE_OVER, "- player can pass over it" },
+ { EP_PASSABLE_INSIDE, "- player can pass through it" },
+ { EP_PASSABLE_UNDER, "- player can pass under it" },
+
+ /* pre-defined properties */
+ { EP_CAN_PASS_MAGIC_WALL, "- can pass magic walls" },
+ { EP_DONT_TOUCH, "- deadly when touched" },
+ { EP_ENEMY, "- can kill the player" },
+ { EP_DONT_GO_TO, "- deadly when walked to" },
+ { EP_CAN_EXPLODE, "- can explode" },
+ { EP_HAS_CONTENT, "- can contain other elements" },
+
+ { -1, NULL }
+ };
+ char *filename = getElementDescriptionFilename(properties_element);
+ char *percentage_text = "In this level:";
+ char *properties_text = "Standard properties:";
+ float percentage;
+ int num_elements_in_level;
+ int num_standard_properties = 0;
+ int font1_nr = FONT_TEXT_1;
+ int font2_nr = FONT_TEXT_2;
+ int font1_width = getFontWidth(font1_nr);
+ int font2_height = getFontHeight(font2_nr);
+ int pad_x = ED_SETTINGS_XPOS;
+ int pad_y = 5 * TILEY;
+ int screen_line = 2;
+ int i, x, y;
+
+ num_elements_in_level = 0;
+ for (y=0; y<lev_fieldy; y++)
+ for (x=0; x<lev_fieldx; x++)
+ if (Feld[x][y] == properties_element)
+ num_elements_in_level++;
+ percentage = num_elements_in_level * 100.0 / (lev_fieldx * lev_fieldy);
+
+ DrawTextF(pad_x, pad_y, font1_nr, percentage_text);
+ DrawTextF(pad_x + strlen(percentage_text) * font1_width, pad_y,
+ font2_nr, "%d (%.2f%%)", num_elements_in_level, percentage);
+
+ for (i=0; properties[i].value != -1; i++)
+ if (HAS_PROPERTY(properties_element, properties[i].value))
+ num_standard_properties++;
+
+#if 1
+ if (num_standard_properties > 0)
+ {
+ DrawTextF(pad_x, pad_y + screen_line * font2_height, font1_nr,
+ properties_text);
+ screen_line++;
+
+ for (i=0; properties[i].value != -1; i++)
+ {
+ if (!HAS_PROPERTY(properties_element, properties[i].value))
+ continue;
+
+ DrawTextF(pad_x, pad_y + screen_line * font2_height, font2_nr,
+ properties[i].text);
+ screen_line++;
+ }
+
+ screen_line++;
+ }
+#endif
+
+ PrintInfoText("Description:", FONT_TEXT_1, screen_line);
+ if (PrintElementDescriptionFromFile(filename, screen_line + 1) == 0)
+ PrintInfoText("No description available.", FONT_TEXT_1, screen_line);
+}
+
+static void DrawPropertiesAdvanced()
+{
+ DrawText(SX + ED_SETTINGS_XPOS, SY + 5 * TILEY,
+ "Under construction! :-)", FONT_TEXT_1);
+}
+
+static void DrawPropertiesWindow()
+{
+ int xstart = 2;
+ int ystart = 4;
+
+ /* make sure that previous properties edit mode exists for this element */
+ if (edit_mode_properties == ED_MODE_PROPERTIES_ADVANCED &&
+ !IS_CUSTOM_ELEMENT(properties_element))
+ edit_mode_properties = ED_MODE_PROPERTIES_CONFIG;
+
+ if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG &&
+ !checkPropertiesConfig())
+ edit_mode_properties = ED_MODE_PROPERTIES_INFO;
+
+ UnmapLevelEditorWindowGadgets();
+
+ SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
+ ClearWindow();
+
+ DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS_YPOS,
+ "Element Settings", FONT_TITLE_1);
+
+ DrawElementBorder(SX + xstart * MINI_TILEX,
+ SY + ystart * MINI_TILEY + MINI_TILEY / 2,
+ TILEX, TILEY);
+ DrawGraphicAnimationExt(drawto,
+ SX + xstart * MINI_TILEX,
+ SY + ystart * MINI_TILEY + MINI_TILEY / 2,
+ el2img(properties_element), -1, NO_MASKING);
+
+ FrameCounter = 0; /* restart animation frame counter */
+
+ DrawTextF((xstart + 3) * MINI_TILEX, (ystart + 1) * MINI_TILEY,
+ FONT_TEXT_1, getElementInfoText(properties_element));
+
+ DrawPropertiesTabulatorGadgets();
+
+ if (edit_mode_properties == ED_MODE_PROPERTIES_INFO)
+ DrawPropertiesInfo();
+ else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG)
+ DrawPropertiesConfig();
+ else /* edit_mode_properties == ED_MODE_PROPERTIES_ADVANCED */
+ DrawPropertiesAdvanced();