skin_engine: Clean up %x() handling - beware theme issues

Internally remove some hacks around how %x() is handled.
%x() inside the default viewport will no longer work if
other viewports are used, so if you are using viewports and
%x() make sure it is in a viewport!

Change-Id: I8ecab805d55fc0f8476ff0516cba38e23400aa20

apps/gui/skin_engine/skin_display.c

@@ -298,10 +298,7 @@ void wps_draw_image(struct gui_wps *gwps, struct gui_img *img, int subimage)
 {
     struct screen *display = gwps->display;
     img->bm.data = core_get_data(img->buflib_handle);
-    if(img->always_display)
+    display->set_drawmode(DRMODE_SOLID);
-        display->set_drawmode(DRMODE_FG);
-    else
-        display->set_drawmode(DRMODE_SOLID);
 
     display->bmp_part(&img->bm, 0, img->subimage_height * subimage,
                       img->x, img->y, img->bm.width, img->subimage_height);
@@ -331,10 +328,6 @@ void wps_display_images(struct gui_wps *gwps, struct viewport* vp)
             {
                 wps_draw_image(gwps, img, img->display);
             }
-            else if (img->always_display && SKINOFFSETTOPTR(get_skin_buffer(data), img->vp) == vp)
-            {
-                wps_draw_image(gwps, img, 0);
-            }
         }
         list = SKINOFFSETTOPTR(get_skin_buffer(data), list->next);
     }

apps/gui/skin_engine/skin_parser.c

@@ -415,7 +415,6 @@ static int parse_image_load(struct skin_element *element,
     img->x = x;
     img->y = y;
     img->num_subimages = 1;
-    img->always_display = false;
     img->display = -1;
     img->using_preloaded_icons = false;
     img->buflib_handle = -1;
@@ -425,7 +424,7 @@ static int parse_image_load(struct skin_element *element,
 
     if (token->type == SKIN_TOKEN_IMAGE_DISPLAY)
     {
-        img->always_display = true;
+        token->value.data = PTRTOSKINOFFSET(skin_buffer, img);
     }
     else if (element->params_count == 5)
     {
@@ -1000,7 +999,6 @@ static int parse_progressbar_tag(struct skin_element* element,
             img->x = 0;
             img->y = 0;
             img->num_subimages = 1;
-            img->always_display = false;
             img->display = -1;
             img->using_preloaded_icons = false;
             img->buflib_handle = -1;

apps/gui/skin_engine/skin_render.c

@@ -198,6 +198,13 @@ static bool do_non_text_tags(struct gui_wps *gwps, struct skin_draw_info *info,
 #endif
         break;
 #ifdef HAVE_LCD_BITMAP
+        case SKIN_TOKEN_IMAGE_DISPLAY:
+        {
+            struct gui_img *img = SKINOFFSETTOPTR(skin_buffer, token->value.data);
+            if (img && img->loaded && do_refresh)
+                img->display = 0;
+        }
+        break;
         case SKIN_TOKEN_IMAGE_DISPLAY_LISTICON:
         case SKIN_TOKEN_IMAGE_PRELOAD_DISPLAY:
         {

apps/gui/skin_engine/wps_internals.h

@@ -80,7 +80,6 @@ struct gui_img {
     int buflib_handle;
     OFFSETTYPE(char*) label;
     bool loaded;            /* load state */
-    bool always_display;    /* not using the preload/display mechanism */
     int display;
     bool using_preloaded_icons; /* using the icon system instead of a bmp */
 };

lib/skin_parser/tag_table.c

@@ -178,7 +178,7 @@ static const struct tag_info legal_tags[] =
     
     { SKIN_TOKEN_IMAGE_PRELOAD,         "xl", "SFII|I", 0|NOBREAK },
     { SKIN_TOKEN_IMAGE_PRELOAD_DISPLAY, "xd", "S|[IT]I", 0 },
-    { SKIN_TOKEN_IMAGE_DISPLAY,         "x", "SFII", 0|NOBREAK },
+    { SKIN_TOKEN_IMAGE_DISPLAY,         "x", "SFII", SKIN_REFRESH_STATIC|NOBREAK },
     
     { SKIN_TOKEN_LOAD_FONT,             "Fl" , "IF|I", 0|NOBREAK },
     { SKIN_TOKEN_ALBUMART_LOAD,         "Cl" , "IIII|ss", 0|NOBREAK },

wps/cabbiev2.112x64x1.wps

@@ -5,6 +5,7 @@
 %wd
 #
 # Load Backdrop
+%V(0,0,-,-,-)
 %x(z,wpsbackdrop-112x64x1.bmp,0,0)
 #
 # Preload Images

wps/cabbiev2.128x64x1.wps

@@ -11,12 +11,11 @@
 %xl(D,shuffle-128x64x1.bmp,0,1)
 %xl(E,repeat-128x64x1.bmp,0,0,4)
 %xl(F,playmode-128x64x1.bmp,0,0,5)
-%x(a,pbbackground-128x64x1.bmp,1,0)
 %xl(b,bar-128x64x1.bmp,2,0)
 #
 # Progress Bar
 %V(0,0,128,6,1)
-#%xd(a)
+%x(a,pbbackground-128x64x1.bmp,1,0)
 %pb(2,1,123,4,pb-128x64x1.bmp)
 #
 # Separator Bar