WebLayerTreeInfo.h [plain text]
#ifndef WebLayerTreeInfo_h
#define WebLayerTreeInfo_h
#if USE(UI_SIDE_COMPOSITING)
#include "ArgumentDecoder.h"
#include "ArgumentEncoder.h"
#include "FloatRect.h"
#include "FloatSize.h"
#include "GraphicsLayer.h"
#include "ShareableBitmap.h"
namespace WebKit {
typedef uint32_t WebLayerID;
enum { InvalidWebLayerID = 0 };
struct WebLayerInfo {
WebLayerInfo()
: parent(InvalidWebLayerID)
, replica(InvalidWebLayerID)
, mask(InvalidWebLayerID)
, imageBackingStoreID(0)
, opacity(0)
, flags(0) { }
WebLayerID parent;
WebLayerID replica;
WebLayerID mask;
int64_t imageBackingStoreID;
WebCore::FloatPoint pos;
WebCore::FloatPoint3D anchorPoint;
WebCore::FloatSize size;
WebCore::TransformationMatrix transform;
WebCore::TransformationMatrix childrenTransform;
WebCore::IntRect contentsRect;
float opacity;
union {
struct {
bool contentsOpaque : 1;
bool drawsContent : 1;
bool backfaceVisible : 1;
bool masksToBounds : 1;
bool preserves3D : 1;
bool isRootLayer: 1;
bool fixedToViewport : 1;
};
unsigned int flags;
};
void encode(CoreIPC::ArgumentEncoder*) const;
static bool decode(CoreIPC::ArgumentDecoder*, WebLayerInfo&);
};
}
#endif // USE(ACCELERATED_COMPOSITING)
#endif // WebLayerTreeInfo_h