public void Dispose() { if (_nativeWin32DC != null) { _nativeWin32DC.Dispose(); _nativeWin32DC = null; } }
public void Dispose() { //TODO: review here _defautInitFont.Dispose(); _defautInitFont = null; _hfont = IntPtr.Zero; _memdc.Dispose(); }
public override void CopyOutputPixelBuffer(int x, int y, int w, int h, IntPtr outputBuffer) { //1. This version support on Win32 only //2. this is an example, to draw directly into the memDC, not need to create control //3. x and y set to 0 //4. w and h must be the width and height of the viewport unsafe { //create new memdc Win32.NativeWin32MemoryDC memDc = new Win32.NativeWin32MemoryDC(w, h); memDc.PatBlt(Win32.NativeWin32MemoryDC.PatBltColor.White); //TODO: check if we need to set init font/brush/pen for the new DC or not _gdiPlusViewport.FullMode = true; //pain to the destination dc _gdiPlusViewport.PaintMe(memDc.DC); IntPtr outputBits = memDc.PPVBits; //Win32.MyWin32.memcpy((byte*)outputBuffer, (byte*)memDc.PPVBits, w * 4 * h); memDc.CopyPixelBitsToOutput((byte *)outputBuffer); memDc.Dispose(); } }
protected override void OnClosing() { memdc.Dispose(); base.OnClosing(); }