public bool Draw(WallpaperRenderer renderer, IntPtr hdc, IntPtr memDc)
{
if (!BrowserManager.Browser.ShouldDraw)
{
return(false);
}
BrowserManager.Browser.ShouldDraw = false;
Size wallpaperSize = renderer.ScreenManager.WallpaperSize;
if (!BrowserManager.Browser.Size.Equals(wallpaperSize))
{
BrowserManager.Browser.Size = wallpaperSize;
}
Bitmap bitmap = BrowserManager.Browser.GetRenderData();
if (bitmap == null)
{
if (lastRenderData != null)
{
bitmap = lastRenderData;
}
else
{
return(false);
}
}
else
{
lastRenderData?.Dispose();
}
IntPtr hBitmap = bitmap.GetHbitmap();
NativeWin32.SelectObject(memDc, hBitmap);
Point offset = renderer.ScreenManager.WallpaperOffset;
bool flag = NativeWin32.BitBlt(hdc,
offset.X, offset.Y,
wallpaperSize.Width, wallpaperSize.Height,
memDc,
0, 0,
NativeWin32.TernaryRasterOperations.SRCCOPY);
NativeWin32.DeleteObject(hBitmap);
lastRenderData = bitmap;
return(flag);
}
public int Run()
{
if (Running)
{
return(-1);
}
Running = true;
Graphics graphics = DesktopTool.GetWallpaperGraphics();
IntPtr hdc = graphics.GetHdc();
IntPtr memDc = NativeWin32.CreateCompatibleDC(hdc);
LastRender = DateTime.Now.Ticks;
try
{
while (Running)
{
if (RenderEnabled.Value && RenderTarget != null && RenderTarget.CanDraw)
{
RenderTarget.Draw(this, hdc, memDc);
}
long now = DateTime.Now.Ticks;
FPS = (now - LastRender) / 1000;
LastRender = now;
if (VSyncEnabled.Value)
{
System.Threading.Thread.Sleep(1000 / ScreenManager.WallpaperRefreshRate);
}
}
} catch (Exception e)
{
Logger.Error("Wallpaper rendering failed retrying after 1 seconds " + e);
NativeWin32.DeleteObject(memDc);
System.Threading.Thread.Sleep(1000);
if (Running)
{
Run();
}
}
return(0);
}