void PluginProxy::paint(GraphicsContext* graphicsContext, const IntRect& dirtyRect)
{
if (!needsBackingStore() || !m_backingStore)
return;
if (!m_pluginBackingStoreContainsValidData) {
m_connection->connection()->sendSync(Messages::PluginControllerProxy::PaintEntirePlugin(), Messages::PluginControllerProxy::PaintEntirePlugin::Reply(), m_pluginInstanceID);
// Blit the plug-in backing store into our own backing store.
auto graphicsContext = m_backingStore->createGraphicsContext();
graphicsContext->applyDeviceScaleFactor(contentsScaleFactor());
graphicsContext->setCompositeOperation(CompositeCopy);
m_pluginBackingStore->paint(*graphicsContext, contentsScaleFactor(), IntPoint(), pluginBounds());
m_pluginBackingStoreContainsValidData = true;
}
m_backingStore->paint(*graphicsContext, contentsScaleFactor(), dirtyRect.location(), dirtyRect);
if (m_waitingForPaintInResponseToUpdate) {
m_waitingForPaintInResponseToUpdate = false;
m_connection->connection()->send(Messages::PluginControllerProxy::DidUpdate(), m_pluginInstanceID);
}
}
void PluginProxy::paint(GraphicsContext* graphicsContext, const IntRect& dirtyRect)
{
if (!needsBackingStore() || !m_backingStore)
return;
float contentsScaleFactor = controller()->contentsScaleFactor();
if (!m_pluginBackingStoreContainsValidData) {
m_connection->connection()->sendSync(Messages::PluginControllerProxy::PaintEntirePlugin(), Messages::PluginControllerProxy::PaintEntirePlugin::Reply(), m_pluginInstanceID);
// Blit the plug-in backing store into our own backing store.
OwnPtr<WebCore::GraphicsContext> graphicsContext = m_backingStore->createGraphicsContext();
graphicsContext->applyDeviceScaleFactor(contentsScaleFactor);
graphicsContext->setCompositeOperation(CompositeCopy);
m_pluginBackingStore->paint(*graphicsContext, contentsScaleFactor, IntPoint(), IntRect(0, 0, m_frameRect.width(), m_frameRect.height()));
m_pluginBackingStoreContainsValidData = true;
}
IntRect dirtyRectInPluginCoordinates = dirtyRect;
dirtyRectInPluginCoordinates.move(-m_frameRect.x(), -m_frameRect.y());
m_backingStore->paint(*graphicsContext, contentsScaleFactor, dirtyRect.location(), dirtyRectInPluginCoordinates);
if (m_waitingForPaintInResponseToUpdate) {
m_waitingForPaintInResponseToUpdate = false;
m_connection->connection()->send(Messages::PluginControllerProxy::DidUpdate(), m_pluginInstanceID);
return;
}
}
bool PluginProxy::updateBackingStore()
{
if (m_pluginSize.isEmpty() || !needsBackingStore())
return false;
IntSize backingStoreSize = m_pluginSize;
backingStoreSize.scale(contentsScaleFactor());
if (m_backingStore) {
if (m_backingStore->size() == backingStoreSize)
return false;
m_backingStore = nullptr; // Give malloc a chance to recycle our backing store.
}
m_backingStore = ShareableBitmap::create(backingStoreSize, ShareableBitmap::SupportsAlpha);
return !!m_backingStore;
}
void PluginProxy::geometryDidChange()
{
ASSERT(m_isStarted);
float contentsScaleFactor = controller()->contentsScaleFactor();
if (m_frameRect.isEmpty() || !needsBackingStore()) {
ShareableBitmap::Handle pluginBackingStoreHandle;
m_connection->connection()->send(Messages::PluginControllerProxy::GeometryDidChange(m_frameRect, m_clipRect, contentsScaleFactor, pluginBackingStoreHandle), m_pluginInstanceID, CoreIPC::DispatchMessageEvenWhenWaitingForSyncReply);
return;
}
bool didUpdateBackingStore = false;
IntSize backingStoreSize = m_frameRect.size();
backingStoreSize.scale(contentsScaleFactor);
if (!m_backingStore) {
m_backingStore = ShareableBitmap::create(backingStoreSize, ShareableBitmap::SupportsAlpha);
didUpdateBackingStore = true;
} else if (backingStoreSize != m_backingStore->size()) {
// The backing store already exists, just resize it.
if (!m_backingStore->resize(backingStoreSize))
return;
didUpdateBackingStore = true;
}
ShareableBitmap::Handle pluginBackingStoreHandle;
if (didUpdateBackingStore) {
// Create a new plug-in backing store.
m_pluginBackingStore = ShareableBitmap::createShareable(backingStoreSize, ShareableBitmap::SupportsAlpha);
if (!m_pluginBackingStore)
return;
// Create a handle to the plug-in backing store so we can send it over.
if (!m_pluginBackingStore->createHandle(pluginBackingStoreHandle)) {
m_pluginBackingStore = nullptr;
return;
}
m_pluginBackingStoreContainsValidData = false;
}
m_connection->connection()->send(Messages::PluginControllerProxy::GeometryDidChange(m_frameRect, m_clipRect, contentsScaleFactor, pluginBackingStoreHandle), m_pluginInstanceID, CoreIPC::DispatchMessageEvenWhenWaitingForSyncReply);
}
bool PluginProxy::updateBackingStore()
{
if (m_pluginSize.isEmpty() || !needsBackingStore())
return false;
IntSize backingStoreSize = m_pluginSize;
backingStoreSize.scale(contentsScaleFactor());
if (!m_backingStore) {
m_backingStore = ShareableBitmap::create(backingStoreSize, ShareableBitmap::SupportsAlpha);
return true;
}
if (backingStoreSize != m_backingStore->size()) {
// The backing store already exists, just resize it.
return m_backingStore->resize(backingStoreSize);
}
return false;
}
