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A C# implementation of Reversi (Othello) Game for PocketPC and Windows

, 4 Aug 2004
A C# implementation of Reversi (Othello) Game for PocketPC and Windows.
pocketreversi_demo.zip
pocketreversi_setup.zip
pocketreversi_src.zip
gma.Windows.Reversi
gma.Windows.Reversi.csproj.user
Images
0.gif
1.gif
2.gif
3.gif
4.gif
5.gif
Reversi.ico
gma.Mobile.Reversi
gma.Mobile.Reversi.csdproj
gma.Mobile.Reversi.csdproj.user
Images
0.gif
1.gif
2.gif
3.gif
4.gif
5.gif
Reversi.ico
gma.Reversi
gma.Reversi.csproj.user
using System;
using System.Drawing;
using System.Windows.Forms;
using System.Drawing.Imaging;

namespace gma.Mobile.Controls
{
	public class ImageButton : Control
		{
			private Image image;
			//private bool bPushed;
			private Bitmap m_bmpOffscreen;

			public Image Image
			{
				get
				{
					return image;	
				}
				set
				{
					image = value;
				}
			}
		
			public ImageButton()
			{
				//bPushed = false;
				//default minimal size
				this.Size = new Size(21, 21); 
			}

			protected override void OnPaint(System.Windows.Forms.PaintEventArgs e )
			{
				Graphics gxOff;	   //Offscreen graphics
				Rectangle imgRect; //image rectangle
				//Brush backBrush;   //brush for filling a backcolor

				if (m_bmpOffscreen == null) //Bitmap for doublebuffering
				{
					m_bmpOffscreen = new Bitmap(ClientSize.Width, ClientSize.Height);
				}
			
				gxOff = Graphics.FromImage(m_bmpOffscreen);

				gxOff.Clear(this.BackColor);
			
				/*
				if (!bPushed) 
					backBrush = new SolidBrush(Parent.BackColor);
				else //change the background when it's pressed
					backBrush = new SolidBrush(Color.LightGray);
					*/

				//gxOff.FillRectangle(backBrush, this.ClientRectangle);

				if (image != null)
				{
					//Center the image relativelly to the control
					int imageLeft = (this.Width - image.Width) / 2;
					int imageTop = (this.Height - image.Height) / 2;

					//if (!bPushed)
					{
						imgRect = new Rectangle(imageLeft, imageTop, image.Width, image.Height);
					}
					//else //The button was pressed
					{
						//Shift the image by one pixel
						//imgRect = new Rectangle(imageLeft + 1 , imageTop +1, image.Width, image.Height);
					}
					//Set transparent key
					ImageAttributes imageAttr = new ImageAttributes();
					//imageAttr.SetColorKey(BackgroundImageColor(image), BackgroundImageColor(image));
					//Draw image
					gxOff.DrawImage(image, imgRect, 0, 0, image.Width, image.Height, GraphicsUnit.Pixel, imageAttr); 	
				}
				else
				{
					//Rahmen
					Rectangle rc = this.ClientRectangle;
					rc.Width--;
					rc.Height--;
					//gxOff.DrawRectangle(new Pen(Color.Gray), rc);
					// Text
					Font textFont = new Font("Impact", 10, FontStyle.Bold);
					SolidBrush textBrush = new SolidBrush(Color.Navy);
					gxOff.DrawString(this.Text, textFont, textBrush, new Rectangle(5, 10,  this.Width, this.Height));
				}

				/*
				if (bPushed) //The button was pressed
				{
					//Prepare rectangle
					Rectangle rc = this.ClientRectangle;
					rc.Width--;
					rc.Height--;
					//Draw rectangle
					gxOff.DrawRectangle(new Pen(Color.Black), rc);
				}
				*/

				//Draw from the memory bitmap
				e.Graphics.DrawImage(m_bmpOffscreen, 0, 0);

				base.OnPaint(e);
			}

			protected override void OnPaintBackground(System.Windows.Forms.PaintEventArgs e )
			{
				//Do nothing
			}

			protected override void OnMouseDown ( System.Windows.Forms.MouseEventArgs e )
			{
				//bPushed = true;
				this.Invalidate();
			}

			protected override void OnMouseUp ( System.Windows.Forms.MouseEventArgs e )
			{
				//bPushed = false;
				this.Invalidate();
			}

			private Color BackgroundImageColor(Image image)
			{
				Bitmap bmp = new Bitmap(image);
				return bmp.GetPixel(0, 0);
			}

			private object _tag;
			public object Tag
			{
				get {return _tag;}
				set {_tag=value;}
			}

		}
}

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About the Author

George Mamaladze
Software Developer
Germany Germany
Tweeter: @gmamaladze
Google+: gmamaladze
Blog: gmamaladze.wordpress.com
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