"Merged" 0.8 with HEAD, so we can continue developing

git-svn-id: http://svn.code.sf.net/p/greenshot/code/trunk@1282 7dccd23d-a4a3-4e1f-8c07-b4c1b4018ab4

Greenshot/Forms/ColorPickerToolStripButton.cs

@@ -0,0 +1,78 @@
+using System;
+using System.Drawing;
+using System.Drawing.Imaging;
+using System.Windows.Forms;
+using System.Diagnostics;
+
+namespace GreenShot
+{
+	public delegate void ColorPickerEventHandler(object o, ColorPickerEventArgs e);
+	
+	public class ColorPickerToolStripButton : System.Windows.Forms.ToolStripButton
+	{
+		private Color color;
+		public Point Offset = new Point(0,0);
+		public event ColorPickerEventHandler ColorPicked;
+		private ColorDialog cd;
+		
+		
+		public ColorPickerToolStripButton()
+		{
+			cd = ColorDialog.GetInstance();
+			this.Click += new System.EventHandler(this.ToolStripButton1Click);
+		}
+		
+		public Color Color {
+			set {color = value;this.Invalidate();}
+			get {return color;}
+		}
+		
+		protected override void OnPaint (PaintEventArgs e) {
+			base.OnPaint(e);
+			if(color != null) {
+				// replace transparent color with selected color
+				Graphics g = e.Graphics;
+				//Graphics g = Graphics.FromImage(Image);
+				ColorMap[] colorMap = new ColorMap[1];
+			    colorMap[0] = new ColorMap();
+			    colorMap[0].OldColor = Color.Magenta;//this.ImageTransparentColor;
+			    colorMap[0].NewColor = color;
+			    ImageAttributes attr = new ImageAttributes();
+			    attr.SetRemapTable(colorMap);
+			    Rectangle rect = new Rectangle(0, 0, Image.Width, Image.Height);
+			  	// todo find a way to retrieve transparency offset automatically
+			  	// for now, we use the public variable Offset to define this manually
+			  	rect.Offset(Offset.X,Offset.Y);
+			  	//Image.
+			  	Debug.WriteLine("paint!"+this.Text+": "+color);
+			  	//ssif(color.Equals(Color.Transparent)) ((Bitmap)Image).MakeTransparent(Color.Magenta);
+			    g.DrawImage(Image, rect, 0, 0, rect.Width, rect.Height, GraphicsUnit.Pixel, attr);
+			    //this.Image.In
+			    
+			}
+		}
+		
+		void ToolStripButton1Click(object sender, System.EventArgs e)
+		{
+			cd.ShowDialog(this.Owner);
+			Color = cd.Color;
+			if(ColorPicked != null) {
+				ColorPicked(this, new ColorPickerEventArgs(Color, cd.RecentColors));
+			}
+		}
+	}
+	
+	public class ColorPickerEventArgs : System.EventArgs {
+		public Color Color;
+		public Color[] RecentColors;
+		public ColorPickerEventArgs(Color color, Color[] recentColors) {
+			Color = color;
+			RecentColors = recentColors;
+		}
+		
+	}
+	
+	
+	
+	
+}