1/*
2 * Copyright (C) 2010 Apple Inc. All rights reserved.
3 * Copyright (C) 2011 Igalia S.L.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
15 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
16 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
17 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
18 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
19 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
20 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
21 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
22 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
23 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
24 * THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#include "config.h"
28#include "WKImageCairo.h"
29
30#include "ShareableBitmap.h"
31#include "WKSharedAPICast.h"
32#include "WebImage.h"
33#include <WebCore/GraphicsContext.h>
34#include <WebCore/PlatformContextCairo.h>
35
36using namespace WebKit;
37using namespace WebCore;
38
39cairo_surface_t* WKImageCreateCairoSurface(WKImageRef imageRef)
40{
41    // We cannot pass a RefPtr through the API here, so we just leak the reference.
42    return toImpl(imageRef)->bitmap()->createCairoSurface().leakRef();
43}
44
45WKImageRef WKImageCreateFromCairoSurface(cairo_surface_t* surface, WKImageOptions options)
46{
47    IntSize imageSize(cairo_image_surface_get_width(surface), cairo_image_surface_get_height(surface));
48    RefPtr<WebImage> webImage = WebImage::create(imageSize, toImageOptions(options));
49    auto graphicsContext = webImage->bitmap()->createGraphicsContext();
50
51    cairo_t* cr = graphicsContext->platformContext()->cr();
52    cairo_set_source_surface(cr, surface, 0, 0);
53    cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
54    cairo_rectangle(cr, 0, 0, imageSize.width(), imageSize.height());
55    cairo_fill(cr);
56
57    return toAPI(webImage.release().leakRef());
58}
59