WebCore/rendering/RenderVideo.h
changeset 0 4f2f89ce4247
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/rendering/RenderVideo.h	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,93 @@
+/*
+ * Copyright (C) 2007, 2009, 2010 Apple 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. 
+ */
+
+#ifndef RenderVideo_h
+#define RenderVideo_h
+
+#if ENABLE(VIDEO)
+
+#include "RenderMedia.h"
+
+namespace WebCore {
+    
+class HTMLMediaElement;
+class HTMLVideoElement;
+
+class RenderVideo : public RenderMedia {
+public:
+    RenderVideo(HTMLVideoElement*);
+    virtual ~RenderVideo();
+
+    void videoSizeChanged();
+    IntRect videoBox() const;
+
+    static IntSize defaultSize();
+
+#if USE(ACCELERATED_COMPOSITING)
+    bool supportsAcceleratedRendering() const;
+    void acceleratedRenderingStateChanged();
+#endif
+
+private:
+    virtual void updateFromElement();
+    inline HTMLVideoElement* videoElement() const;
+
+    virtual void intrinsicSizeChanged();
+    virtual void imageChanged(WrappedImagePtr, const IntRect*);
+
+    virtual const char* renderName() const { return "RenderVideo"; }
+
+    virtual bool requiresLayer() const { return true; }
+    virtual bool isVideo() const { return true; }
+
+    virtual void paintReplaced(PaintInfo&, int tx, int ty);
+
+    virtual void layout();
+
+    virtual int calcReplacedWidth(bool includeMaxWidth = true) const;
+    virtual int calcReplacedHeight() const;
+    virtual int minimumReplacedHeight() const;
+    
+    int calcAspectRatioWidth() const;
+    int calcAspectRatioHeight() const;
+
+    void updatePlayer();
+
+    IntSize m_cachedImageSize;
+};
+
+inline RenderVideo* toRenderVideo(RenderObject* object)
+{
+    ASSERT(!object || object->isVideo());
+    return static_cast<RenderVideo*>(object);
+}
+
+// This will catch anyone doing an unnecessary cast.
+void toRenderVideo(const RenderVideo*);
+
+} // namespace WebCore
+
+#endif
+#endif // RenderVideo_h