backBuffer
update_mode updateMode, bool backBuffer)
fHaveBackBuffer(backBuffer),
BBitmap* backBuffer() const; //nyi
update_mode updateMode = UPDATE_ASYNC, bool backBuffer = true);
BBitmap* pBufferBitmap = parent()->backBuffer();
DrawBitmap(parent()->backBuffer(), b, b);
RenderingBuffer* backBuffer = BackBuffer();
if (!backBuffer || !frontBuffer)
IntRect bufferClip(backBuffer->Bounds());
RenderingBuffer* backBuffer = BackBuffer();
uint32 srcBPR = backBuffer->BytesPerRow();
uint8* src = (uint8*)backBuffer->Bits();
RenderingBuffer* backBuffer = DrawingBuffer();
if (!backBuffer || !area.IsValid())
area = backBuffer->Bounds() & area;
uint8* src = (uint8*)backBuffer->Bits();
uint32 srcBPR = backBuffer->BytesPerRow();