added support for fallback text file for element description files

[rocksndiamonds.git] / src / editor.c

diff --git a/src/editor.c b/src/editor.c
index 7f63d89eec53de1db4fc33587be48a05be5f7abb..e5d956709d9408f9c96090a185d2677de2669727 100644 (file)
--- a/src/editor.c
+++ b/src/editor.c
@@ -5272,6 +5272,41 @@ static int *editor_el_group_ptr = editor_el_group;
 static int num_editor_hl_group = ARRAY_SIZE(editor_hl_group);
 static int num_editor_el_group = ARRAY_SIZE(editor_el_group);
 
+static int editor_hl_empty_space[] =
+{
+  EL_INTERNAL_CASCADE_ES_ACTIVE,
+  EL_CHAR('E'),
+  EL_CHAR('S'),
+  EL_EMPTY,
+};
+
+static int editor_el_empty_space[] =
+{
+  EL_EMPTY_SPACE_1,
+  EL_EMPTY_SPACE_2,
+  EL_EMPTY_SPACE_3,
+  EL_EMPTY_SPACE_4,
+
+  EL_EMPTY_SPACE_5,
+  EL_EMPTY_SPACE_6,
+  EL_EMPTY_SPACE_7,
+  EL_EMPTY_SPACE_8,
+
+  EL_EMPTY_SPACE_9,
+  EL_EMPTY_SPACE_10,
+  EL_EMPTY_SPACE_11,
+  EL_EMPTY_SPACE_12,
+
+  EL_EMPTY_SPACE_13,
+  EL_EMPTY_SPACE_14,
+  EL_EMPTY_SPACE_15,
+  EL_EMPTY_SPACE_16
+};
+static int *editor_hl_empty_space_ptr = editor_hl_empty_space;
+static int *editor_el_empty_space_ptr = editor_el_empty_space;
+static int num_editor_hl_empty_space = ARRAY_SIZE(editor_hl_empty_space);
+static int num_editor_el_empty_space = ARRAY_SIZE(editor_el_empty_space);
+
 static int editor_hl_reference[] =
 {
   EL_INTERNAL_CASCADE_REF_ACTIVE,
@@ -5484,6 +5519,12 @@ editor_elements_info[] =
     &editor_hl_group_ptr,              &num_editor_hl_group,
     &editor_el_group_ptr,              &num_editor_el_group
   },
+  {
+    &setup_editor_el_custom,
+    &setup.editor_cascade.el_es,
+    &editor_hl_empty_space_ptr,                &num_editor_hl_empty_space,
+    &editor_el_empty_space_ptr,                &num_editor_el_empty_space
+  },
   {
     &setup_editor_el_custom,
     &setup.editor_cascade.el_ref,
@@ -5569,7 +5610,7 @@ static char *getElementInfoText(int element)
 
 static char *getElementDescriptionFilenameExt(char *basename)
 {
-  char *elements_subdir = "elements";
+  char *elements_subdir = ELEMENTS_DIRECTORY;
   static char *elements_subdir2 = NULL;
   static char *filename = NULL;
 
@@ -5610,6 +5651,11 @@ static char *getElementDescriptionFilename(int element)
   if (filename != NULL)
     return filename;
 
+  // 3rd try: look for generic fallback text file for any element
+  filename = getElementDescriptionFilenameExt(FALLBACK_TEXT_FILENAME);
+  if (filename != NULL)
+    return filename;
+
   return NULL;
 }
 
@@ -8273,6 +8319,11 @@ static void CopyGroupElementPropertiesToEditor(int element)
   custom_element = element_info[element];      // needed for description
 }
 
+static void CopyEmptyElementPropertiesToEditor(int element)
+{
+  custom_element = element_info[element];
+}
+
 static void CopyClassicElementPropertiesToEditor(int element)
 {
   if (IS_PLAYER_ELEMENT(element) || COULD_MOVE_INTO_ACID(element))
@@ -8290,6 +8341,8 @@ static void CopyElementPropertiesToEditor(int element)
     CopyCustomElementPropertiesToEditor(element);
   else if (IS_GROUP_ELEMENT(element))
     CopyGroupElementPropertiesToEditor(element);
+  else if (IS_EMPTY_ELEMENT(element))
+    CopyEmptyElementPropertiesToEditor(element);
   else
     CopyClassicElementPropertiesToEditor(element);
 }
@@ -8462,6 +8515,21 @@ static void CopyGroupElementPropertiesToGame(int element)
   InitElementPropertiesGfxElement();
 }
 
+static void CopyEmptyElementPropertiesToGame(int element)
+{
+  // mark that this empty element has been modified
+  custom_element.modified_settings = TRUE;
+  level.changed = TRUE;
+
+  if (level.use_custom_template)
+    AskToCopyAndModifyLevelTemplate();
+
+  element_info[element] = custom_element;
+
+  // needed here to restore runtime value "element_info[element].gfx_element"
+  InitElementPropertiesGfxElement();
+}
+
 static void CopyClassicElementPropertiesToGame(int element)
 {
   if (IS_PLAYER_ELEMENT(element) || COULD_MOVE_INTO_ACID(element))
@@ -8479,6 +8547,8 @@ static void CopyElementPropertiesToGame(int element)
     CopyCustomElementPropertiesToGame(element);
   else if (IS_GROUP_ELEMENT(element))
     CopyGroupElementPropertiesToGame(element);
+  else if (IS_EMPTY_ELEMENT(element))
+    CopyEmptyElementPropertiesToGame(element);
   else
     CopyClassicElementPropertiesToGame(element);
 }
@@ -9842,6 +9912,7 @@ static boolean checkPropertiesConfig(int element)
   if (IS_GEM(element) ||
       IS_CUSTOM_ELEMENT(element) ||
       IS_GROUP_ELEMENT(element) ||
+      IS_EMPTY_ELEMENT(element) ||
       IS_BALLOON_ELEMENT(element) ||
       IS_ENVELOPE(element) ||
       IS_MM_MCDUFFIN(element) ||
@@ -10265,6 +10336,23 @@ static void DrawPropertiesConfig(void)
 
     draw_footer_line = TRUE;
   }
+  else if (IS_EMPTY_ELEMENT(properties_element))
+  {
+    // draw stickybutton gadget
+    MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
+
+    // draw checkbutton gadgets
+    MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC);
+    MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE_1);
+
+    // draw textbutton gadgets
+    MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE_1);
+
+    // draw drawing area gadgets
+    MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
+
+    draw_footer_line = TRUE;
+  }
 
   // draw little footer border line above CE/GE use/save template gadgets
   if (draw_footer_line)
@@ -13657,9 +13745,11 @@ static void HandleCheckbuttons(struct GadgetInfo *gi)
     boolean template_related_changes_found = FALSE;
     int i;
 
-    // check if any custom or group elements have been changed
+    // check if any custom, group or empty elements have been changed
     for (i = 0; i < NUM_FILE_ELEMENTS; i++)
-      if ((IS_CUSTOM_ELEMENT(i) || IS_GROUP_ELEMENT(i)) &&
+      if ((IS_CUSTOM_ELEMENT(i) ||
+          IS_GROUP_ELEMENT(i) ||
+          IS_EMPTY_ELEMENT(i)) &&
          element_info[i].modified_settings)
        template_related_changes_found = TRUE;