DrawingAreaProxy.cpp [plain text]
#include "config.h"
#include "DrawingAreaProxy.h"
#include "DrawingAreaMessages.h"
#include "DrawingAreaProxyMessages.h"
#include "WebPageProxy.h"
#include "WebProcessProxy.h"
#if PLATFORM(COCOA)
#include <WebCore/MachSendRight.h>
#endif
using namespace WebCore;
namespace WebKit {
DrawingAreaProxy::DrawingAreaProxy(DrawingAreaType type, WebPageProxy& webPageProxy)
: m_type(type)
, m_webPageProxy(webPageProxy)
, m_size(webPageProxy.viewSize())
#if PLATFORM(MAC)
, m_viewExposedRectChangedTimer(RunLoop::main(), this, &DrawingAreaProxy::viewExposedRectChangedTimerFired)
#endif
{
m_webPageProxy.process().addMessageReceiver(Messages::DrawingAreaProxy::messageReceiverName(), m_webPageProxy.pageID(), *this);
}
DrawingAreaProxy::~DrawingAreaProxy()
{
m_webPageProxy.process().removeMessageReceiver(Messages::DrawingAreaProxy::messageReceiverName(), m_webPageProxy.pageID());
}
void DrawingAreaProxy::setSize(const IntSize& size, const IntSize& layerPosition, const IntSize& scrollOffset)
{
if (m_size == size && m_layerPosition == layerPosition && scrollOffset.isZero())
return;
m_size = size;
m_layerPosition = layerPosition;
m_scrollOffset += scrollOffset;
sizeDidChange();
}
#if PLATFORM(COCOA)
MachSendRight DrawingAreaProxy::createFence()
{
ASSERT_NOT_REACHED();
return MachSendRight();
}
#endif
#if PLATFORM(MAC)
void DrawingAreaProxy::setViewExposedRect(Optional<WebCore::FloatRect> viewExposedRect)
{
if (!m_webPageProxy.isValid())
return;
m_viewExposedRect = viewExposedRect;
if (!m_viewExposedRectChangedTimer.isActive())
m_viewExposedRectChangedTimer.startOneShot(0);
}
void DrawingAreaProxy::viewExposedRectChangedTimerFired()
{
if (!m_webPageProxy.isValid())
return;
if (m_viewExposedRect == m_lastSentViewExposedRect)
return;
m_webPageProxy.process().send(Messages::DrawingArea::SetViewExposedRect(m_viewExposedRect), m_webPageProxy.pageID());
m_lastSentViewExposedRect = m_viewExposedRect;
}
#endif // PLATFORM(MAC)
}