gtkradiant/tools/urt/libs/gtkutil/image.cpp

#include "image.h"

#include <gtk/gtkimage.h>
#include <gtk/gtkstock.h>

#include "string/string.h"
#include "stream/stringstream.h"
#include "stream/textstream.h"


namespace
{
CopiedString g_bitmapsPath;
}

void BitmapsPath_set( const char* path ){
	g_bitmapsPath = path;
}

GdkPixbuf* pixbuf_new_from_file_with_mask( const char* filename ){
	GdkPixbuf* rgb = gdk_pixbuf_new_from_file( filename, 0 );
	if ( rgb == 0 ) {
		return 0;
	}
	else
	{
		GdkPixbuf* rgba = gdk_pixbuf_add_alpha( rgb, TRUE, 255, 0, 255 );
		gdk_pixbuf_unref( rgb );
		return rgba;
	}
}

GtkImage* image_new_from_file_with_mask( const char* filename ){
	GdkPixbuf* rgba = pixbuf_new_from_file_with_mask( filename );
	if ( rgba == 0 ) {
		return 0;
	}
	else
	{
		GtkImage* image = GTK_IMAGE( gtk_image_new_from_pixbuf( rgba ) );
		gdk_pixbuf_unref( rgba );
		return image;
	}
}

GtkImage* image_new_missing(){
	return GTK_IMAGE( gtk_image_new_from_stock( GTK_STOCK_MISSING_IMAGE, GTK_ICON_SIZE_SMALL_TOOLBAR ) );
}

GtkImage* new_image( const char* filename ){
	{
		GtkImage* image = image_new_from_file_with_mask( filename );
		if ( image != 0 ) {
			return image;
		}
	}

	return image_new_missing();
}

GtkImage* new_local_image( const char* filename ){
	StringOutputStream fullPath( 256 );
	fullPath << g_bitmapsPath.c_str() << filename;
	return new_image( fullPath.c_str() );
}