Aggiunte funzione per istanziare una XI_BITMAP dalle risorse

git-svn-id: svn://10.65.10.50/trunk@5790 c028cbd2-c16b-5b4b-a496-9718f37d4682

xi/xibitmap.c

@@ -39,6 +39,26 @@ xi_bitmap_create( char *filename, XI_BITMAP_MODE mode )
   return bitmap;
 }
 
+XI_BITMAP *
+xi_bitmap_create_res( short id, XI_BITMAP_MODE mode )
+{
+  XI_BITMAP *bitmap;
+
+  bitmap = XinMemoryZeroAlloc( sizeof( XI_BITMAP ) );
+  if ( id != 0 )
+  {
+    bitmap->xin_bitmap = XinBitmapReadRes( id );
+    if ( bitmap->xin_bitmap == NULL )
+    {
+      XinMemoryFree( bitmap );
+      return NULL;
+    }
+  }
+  bitmap->mode = mode;
+  bitmap->ref_count = 1;
+  return bitmap;
+}
+
 XI_BITMAP *
 xi_bitmap_copy( XI_BITMAP * bitmap )
 {

xi/xiport.c

@@ -5054,6 +5054,29 @@ XinBitmapRead( char *filename )
 /*START*/
 }
 
+/*START*/
+/*
+this function allocates, and reads a bitmap from the resource file.
+*/
+XinBitmap *
+XinBitmapReadRes( short id)
+{
+/*END*/
+  XVT_IMAGE image;
+  XinBitmap *bitmap;
+
+  if ( ( image = xvt_res_get_image( id ) ) == NULL )
+    return NULL;
+  bitmap = XinMemoryAlloc( sizeof( XinBitmap ) );
+  bitmap->image = image;
+  if ( xin_palette == NULL )
+    xin_palette = xvt_palet_create( XVT_PALETTE_USER, NULL );
+  xvt_palet_add_colors_from_image( xin_palette, bitmap->image );
+  xvt_vobj_set_palet( SCREEN_WIN, xin_palette );
+  return bitmap;
+/*START*/
+}
+
 /*
 this function returns the width and height of the
 specified bitmap.

xi/xiport.h

@@ -818,6 +818,7 @@ extern "C"
 /* Bitmaps */
   void XinBitmapDestroy( XinBitmap * bitmap );
   XinBitmap *XinBitmapRead( char *filename );
+  XinBitmap *XinBitmapReadRes( short id );
   void XinBitmapSizeGet( XinBitmap * bitmap, short *pwidth, short *pheight );
 
 /* Printing */