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Unified Diff: webkit/api/src/WebImageCG.cpp

Issue 155010: Port WebImage to CG and rework the Skia version so that WebImage just has a... (Closed) Base URL: svn://chrome-svn/chrome/trunk/src/
Patch Set: '' Created 11 years, 6 months ago
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Index: webkit/api/src/WebImageCG.cpp
===================================================================
--- webkit/api/src/WebImageCG.cpp (revision 0)
+++ webkit/api/src/WebImageCG.cpp (revision 0)
@@ -0,0 +1,92 @@
+/*
+ * Copyright (C) 2009 Google 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:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * 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.
+ * * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "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 THE COPYRIGHT
+ * OWNER 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 "WebImage.h"
+
+#include <CoreGraphics/CGImage.h>
+
+#include "WebData.h"
+#include "WebSize.h"
+
+#include "ImageSource.h"
+#include "SharedBuffer.h"
+#include <wtf/PassRefPtr.h>
+#include <wtf/RetainPtr.h>
+
+using namespace WebCore;
+
+namespace WebKit {
+
+WebImage WebImage::fromData(const WebData& data, const WebSize& desiredSize)
+{
+ // FIXME: ImageSource does not support picking a matching frame. We'll
+ // likely need to enumerate the frames ourselves.
+
+ ImageSource source;
+ source.setData(PassRefPtr<SharedBuffer>(data).get(), true);
+ if (!source.isSizeAvailable())
+ return WebImage();
+
+ RetainPtr<CGImageRef> frame0(AdoptCF, source.createFrameAtIndex(0));
+ if (!frame0)
+ return WebImage();
+
+ return WebImage(frame0.get());
+}
+
+void WebImage::reset()
+{
+ CGImageRelease(m_imageRef);
+ m_imageRef = 0;
+}
+
+void WebImage::assign(const WebImage& image)
+{
+ assign(image.m_imageRef);
+}
+
+bool WebImage::isNull() const
+{
+ return m_imageRef != 0;
+}
+
+WebSize WebImage::size() const
+{
+ return WebSize(CGImageGetWidth(m_imageRef), CGImageGetHeight(m_imageRef));
+}
+
+void WebImage::assign(CGImageRef imageRef)
+{
+ CGImageRelease(m_imageRef);
+ CGImageRetain(m_imageRef = imageRef);
+}
+
+} // namespace WebKit
Property changes on: webkit/api/src/WebImageCG.cpp
___________________________________________________________________
Name: svn:eol-style
+ LF
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