Changeset - adaf02e991b4
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Jason Maltzen (jmaltzen) - 9 years ago 2015-11-19 03:35:37
jason.maltzen@unsanctioned.net
Fix up screen scraping code to work on retina displays (by converting to an Image and then to a Pixbuf)
1 file changed with 11 insertions and 3 deletions:
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MainWindow.cs
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...
 
@@ -80,34 +80,40 @@ public partial class MainWindow : Gtk.Wi
 
		DirectoryInfo di = new DirectoryInfo(appDataPath);
 
		DirectoryInfo[] dirs = di.GetDirectories();
 
		foreach (DirectoryInfo dir in dirs)
 
		{
 
			if (dir.Name != "template")
 
			{
 
				profileList.Add(dir.Name);
 
			}
 
		}
 
		
 
		Palette.Load(System.IO.Path.Combine(
 
				System.IO.Path.GetDirectoryName(System.Reflection.Assembly.GetExecutingAssembly().Location),
 
		    	"colors.txt"));
 
		
 
		Build();                      
 
		
 
		if (unmodifiedSwatch != null)
 
		{
 
		unmodifiedSwatch.Clear();
 
		}
 
		if (reactionSwatch != null)
 
		{
 
		reactionSwatch.Clear();
 
		}
 

 
		// get the root window
 
		rootWindow = Gdk.Global.DefaultRootWindow;
 

 
		// get its width and height
 
		rootWindow.GetSize(out screenWidth, out screenHeight);
 

 
		ScreenCheckDialog screenCheckDialog = new ScreenCheckDialog();
 
		screenCheckDialog.ScreenWidth = screenWidth;
 
		screenCheckDialog.ScreenHeight = screenHeight;
 
		screenCheckDialog.GamePixelWidth = pixelMultiplier;
 
		ResponseType resp = (ResponseType)screenCheckDialog.Run();
 
		screenWidth = screenCheckDialog.ScreenWidth;
 
		screenHeight = screenCheckDialog.ScreenHeight;
 
		pixelMultiplier = screenCheckDialog.GamePixelWidth;
 
		screenCheckDialog.Destroy();
...
 
@@ -468,34 +474,36 @@ public partial class MainWindow : Gtk.Wi
 
			a.RetVal = false;
 
		}
 
	}
 
	
 
	bool IsPapyTexture(byte r, byte g, byte b)
 
	{
 
		return ((r > 0xD0) && (g > 0xC8) && (b > 0xA0)) &&
 
				((r < 0xF4) && (g < 0xE0) && (b < 0xC4));
 
	}
 
	
 
	unsafe bool CaptureReactionColor()
 
	{
 
		// Take a screenshot.
 
		byte r, g, b;
 
		int pixelStart, otherPixelStart;
 
		bool colorMatch;
 
		screenBuffer.GetFromDrawable(rootWindow,
 
			rootWindow.Colormap, 0, 0, 0, 0, screenWidth, screenHeight);
 
		Gdk.Image rootImage = rootWindow.GetImage(0, 0, screenWidth, screenHeight);
 
		screenBuffer.GetFromImage(rootImage, rootImage.Colormap, 0, 0, 0, 0, screenWidth, screenHeight);
 
		//screenBuffer.GetFromDrawable(rootWindow,
 
		//	rootWindow.Colormap, 0, 0, 0, 0, screenWidth, screenHeight);
 
		int stride = screenBuffer.Rowstride;
 
		byte* pixBytes = (byte*)screenBuffer.Pixels;
 
				
 
		for (int x = 0; x < screenWidth - colorBarWidth; ++x)
 
		{
 
			for (int y = 0; y < (screenHeight - 53); ++y)
 
			{
 
				// Look for the color swatch.
 
				pixelStart = (y * stride) + (x * 3);
 
				r = pixBytes[pixelStart];
 
				g = pixBytes[pixelStart + 1];
 
				b = pixBytes[pixelStart + 2];
 
				
 
				// 1.) Check if this is a dark pixel.
 
				if ((r < 0x46) && (g < 0x46) && (b < 0x46))
 
				{
...
 
@@ -569,33 +577,33 @@ public partial class MainWindow : Gtk.Wi
 
								otherPixelStart = pixelStart + (blueBarSpacing * stride);
 
								
 
								pixelCount = 0;
 
								while ((pixBytes[otherPixelStart] < 0x62) &&
 
									(pixBytes[otherPixelStart + 1] < 0x62) &&
 
									(pixBytes[otherPixelStart + 2] > 0x9F))
 
								{
 
									pixelCount++;
 
									// pixBytes[otherPixelStart] = 0x00;
 
									// pixBytes[otherPixelStart + 1] = 0xFF;
 
									// pixBytes[otherPixelStart + 2] = 0xFF;
 
									otherPixelStart += 3;
 
								}
 

 
								reactedColor.Blue = (byte)Math.Round((float)pixelCount * 255f / (float)colorBarWidth);
 
								
 
								
 
								// write out the screenshot
 
								// screenBuffer.Save("screenshot.png", "png");
 
								return true;
 
							}
 
						}					
 
					}
 
				}
 
			}
 
		}
 
		// screenBuffer.Save("screenshot.png", "png");
 
		
 
		return false;
 
		
 
	}
 
	
 
	protected virtual void OnCaptureButton(object sender, System.EventArgs e)
 
	{
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