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/*
* Copyright (C) 2006 Apple Computer, Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "BitmapImage.h"
#include "CString.h"
#include "GOwnPtr.h"
#include <cairo.h>
#include <gtk/gtk.h>
namespace WTF {
template <> void freeOwnedGPtr<GtkIconInfo>(GtkIconInfo* info)
{
if (info)
gtk_icon_info_free(info);
}
}
namespace WebCore {
static CString getIconFileNameOrFallback(const char* name, const char* fallback)
{
GOwnPtr<GtkIconInfo> info(gtk_icon_theme_lookup_icon(gtk_icon_theme_get_default(),
name, 16, GTK_ICON_LOOKUP_NO_SVG));
if (!info)
return String::format("%s/webkit-1.0/images/%s.png", DATA_DIR, fallback).utf8();
return CString(gtk_icon_info_get_filename(info.get()));
}
static PassRefPtr<SharedBuffer> loadResourceSharedBuffer(const char* name)
{
CString fileName;
// Find the path for the image
if (strcmp("missingImage", name) == 0)
fileName = getIconFileNameOrFallback(GTK_STOCK_MISSING_IMAGE, "missingImage");
else
fileName = String::format("%s/webkit-1.0/images/%s.png", DATA_DIR, name).utf8();
GOwnPtr<gchar> content;
gsize length;
if (!g_file_get_contents(fileName.data(), &content.outPtr(), &length, 0))
return SharedBuffer::create();
return SharedBuffer::create(content.get(), length);
}
void BitmapImage::initPlatformData()
{
}
void BitmapImage::invalidatePlatformData()
{
}
PassRefPtr<Image> Image::loadPlatformResource(const char* name)
{
RefPtr<BitmapImage> img = BitmapImage::create();
RefPtr<SharedBuffer> buffer = loadResourceSharedBuffer(name);
img->setData(buffer.release(), true);
return img.release();
}
GdkPixbuf* BitmapImage::getGdkPixbuf()
{
int width = cairo_image_surface_get_width(frameAtIndex(currentFrame()));
int height = cairo_image_surface_get_height(frameAtIndex(currentFrame()));
int bestDepth = gdk_visual_get_best_depth();
GdkColormap* cmap = gdk_colormap_new(gdk_visual_get_best_with_depth(bestDepth), true);
GdkPixmap* pixmap = gdk_pixmap_new(0, width, height, bestDepth);
gdk_drawable_set_colormap(GDK_DRAWABLE(pixmap), cmap);
cairo_t* cr = gdk_cairo_create(GDK_DRAWABLE(pixmap));
cairo_set_source_surface(cr, frameAtIndex(currentFrame()), 0, 0);
cairo_paint(cr);
cairo_destroy(cr);
GdkPixbuf* pixbuf = gdk_pixbuf_get_from_drawable(0, GDK_DRAWABLE(pixmap), 0, 0, 0, 0, 0, width, height);
g_object_unref(pixmap);
g_object_unref(cmap);
return pixbuf;
}
}
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