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draw gdi bitmaps

This commit is contained in:
zeromus 2014-09-03 02:52:46 +00:00
parent 21404611ab
commit 8011de9c39
1 changed files with 9 additions and 5 deletions
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14
BizHawk.Client.EmuHawk/CustomControls/GDIRenderer.cs
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@ -74,15 +74,16 @@ namespace BizHawk.Client.EmuHawk.CustomControls
/// </summary>
public void DrawBitmap(Bitmap bitmap, int x, int y)
{
IntPtr hbmp = bitmap.GetHbitmap();
var bitHDC = CreateCompatibleDC(CurrentHDC);
var hbitmap = CreateCompatibleBitmap(CurrentHDC, bitmap.Width, bitmap.Height);
SelectObject(bitHDC, hbitmap);
SetBkMode(bitHDC, BkModes.TRANSPARENT);
IntPtr old = new IntPtr(SelectObject(bitHDC, hbmp));
//SetBkMode(bitHDC, BkModes.TRANSPARENT);
var bytes = ImageToByte(bitmap);
SetBitmapBits(hbitmap, (uint)bytes.Length, bytes);
BitBlt(CurrentHDC, x, y, bitmap.Width, bitmap.Height, bitHDC, 0, 0, 0xCC0020);
SelectObject(bitHDC, old);
DeleteDC(bitHDC);
}
/// <summary>
@ -365,6 +366,9 @@ namespace BizHawk.Client.EmuHawk.CustomControls
[DllImport("gdi32.dll")]
private static extern IntPtr CreateCompatibleDC(IntPtr hdc);
[DllImport("gdi32.dll", EntryPoint = "DeleteDC")]
public static extern bool DeleteDC([In] IntPtr hdc);
[DllImport("gdi32.dll")]
private static extern IntPtr CreateCompatibleBitmap(IntPtr hdc, int width, int height);