The 'Clear' function now clears with Transparent color instead of hard-coded 0. Outside edges of images are also drawn with this color. Reduced max layers to 16, for consistency with UI. Added help screens for Layer menu and Brush factory.

git-svn-id: svn://pulkomandy.tk/GrafX2/trunk@1349 416bcca6-2ee7-4201-b75f-2eb2f807beb1

factory.c

@@ -38,6 +38,8 @@
 #include "sdlscreen.h"
 #include "windows.h"
 #include "palette.h"
+#include "input.h" // Is_shortcut()
+#include "help.h" // Window_help()
 
 #ifdef __ENABLE_LUA__
 
@@ -768,8 +770,11 @@ void Button_Brush_Factory(void)
   Update_window_area(0, 0, Window_width, Window_height);
   Display_cursor();
 
-  do {
+  do
+  {
     clicked_button = Window_clicked_button();
+    if (Is_shortcut(Key,0x100+BUTTON_HELP))
+      Window_help(BUTTON_BRUSH_EFFECTS, "BRUSH FACTORY");
 
     switch (clicked_button)
     {