using System;using System.Drawing;using System.Drawing.Imaging;using System.Collections;using System.ComponentModel;using System.Windows.Forms;using System.Data;namespace CSharpFilters{/// <summary>/// Summary description for Form1./// </summary>public class Form1 : System.Windows.Forms.Form{private System.Drawing.Bitmap m_Bitmap;private System.Drawing.Bitmap m_Undo;private System.Windows.Forms.MainMenu mainMenu1;private System.Windows.Forms.MenuItem menuItem1;private System.Windows.Forms.MenuItem menuItem4;private System.Windows.Forms.MenuItem FileLoad;private System.Windows.Forms.MenuItem FileSave;private System.Windows.Forms.MenuItem FileExit;private System.Windows.Forms.MenuItem FilterInvert;private System.Windows.Forms.MenuItem FilterGrayScale;private System.Windows.Forms.MenuItem FilterBrightness;private System.Windows.Forms.MenuItem FilterContrast;private System.Windows.Forms.MenuItem FilterGamma;private System.Windows.Forms.MenuItem FilterColor;private System.Windows.Forms.MenuItem menuItem2;private System.Windows.Forms.MenuItem Zoom25;private double Zoom = 1.0;private System.Windows.Forms.MenuItem Zoom50;private System.Windows.Forms.MenuItem Zoom100;private System.Windows.Forms.MenuItem Zoom150;private System.Windows.Forms.MenuItem Zoom200;private System.Windows.Forms.MenuItem Zoom300;private System.Windows.Forms.MenuItem Zoom500;private System.Windows.Forms.MenuItem menuItem3;private System.Windows.Forms.MenuItem FilterSmooth;private System.Windows.Forms.MenuItem GaussianBlur;private System.Windows.Forms.MenuItem MeanRemoval;private System.Windows.Forms.MenuItem Sharpen;private System.Windows.Forms.MenuItem EmbossLaplacian;private System.Windows.Forms.MenuItem EdgeDetectQuick;private System.Windows.Forms.MenuItem menuItem5;private System.Windows.Forms.MenuItem Undo;private System.Windows.Forms.MenuItem FilterCustom;private System.Windows.Forms.MenuItem menuItem6;private System.Windows.Forms.MenuItem EdgeKirsh;private System.Windows.Forms.MenuItem EdgePrewitt;private System.Windows.Forms.MenuItem EdgeSobell;private System.Windows.Forms.MenuItem EdgeDetectHorizontal;private System.Windows.Forms.MenuItem EdgeVertical;private System.Windows.Forms.MenuItem EdgeHomogenity;private System.Windows.Forms.MenuItem EdgeDifference;private System.Windows.Forms.MenuItem EdgeEnhance;/// <summary>/// Required designer variable./// </summary>private System.ComponentModel.Container components = null;public Form1(){InitializeComponent();m_Bitmap= new Bitmap(2, 2);}/// <summary>/// Clean up any resources being used./// </summary>protected override void Dispose( bool disposing ){if( disposing ){if (components != null) {components.Dispose();}}base.Dispose( disposing );}#region Windows Form Designer generated code/// <summary>/// Required method for Designer support - do not modify/// the contents of this method with the code editor./// </summary>private void InitializeComponent(){this.mainMenu1 = new System.Windows.Forms.MainMenu();this.menuItem1 = new System.Windows.Forms.MenuItem();this.FileLoad = new System.Windows.Forms.MenuItem();this.FileSave = new System.Windows.Forms.MenuItem();this.FileExit = new System.Windows.Forms.MenuItem();this.menuItem5 = new System.Windows.Forms.MenuItem();this.Undo = new System.Windows.Forms.MenuItem();this.menuItem4 = new System.Windows.Forms.MenuItem();this.FilterInvert = new System.Windows.Forms.MenuItem();this.FilterGrayScale = new System.Windows.Forms.MenuItem();this.FilterBrightness = new System.Windows.Forms.MenuItem();this.FilterContrast = new System.Windows.Forms.MenuItem();this.FilterGamma = new System.Windows.Forms.MenuItem();this.FilterColor = new System.Windows.Forms.MenuItem();this.menuItem3 = new System.Windows.Forms.MenuItem();this.FilterSmooth = new System.Windows.Forms.MenuItem();this.GaussianBlur = new System.Windows.Forms.MenuItem();this.MeanRemoval = new System.Windows.Forms.MenuItem();this.Sharpen = new System.Windows.Forms.MenuItem();this.EmbossLaplacian = new System.Windows.Forms.MenuItem();this.EdgeDetectQuick = new System.Windows.Forms.MenuItem();this.FilterCustom = new System.Windows.Forms.MenuItem();this.menuItem6 = new System.Windows.Forms.MenuItem();this.EdgeKirsh = new System.Windows.Forms.MenuItem();this.EdgePrewitt = new System.Windows.Forms.MenuItem();this.EdgeSobell = new System.Windows.Forms.MenuItem();this.EdgeDetectHorizontal = new System.Windows.Forms.MenuItem();this.EdgeVertical = new System.Windows.Forms.MenuItem();this.menuItem2 = new System.Windows.Forms.MenuItem();this.Zoom25 = new System.Windows.Forms.MenuItem();this.Zoom50 = new System.Windows.Forms.MenuItem();this.Zoom100 = new System.Windows.Forms.MenuItem();this.Zoom150 = new System.Windows.Forms.MenuItem();this.Zoom200 = new System.Windows.Forms.MenuItem();this.Zoom300 = new System.Windows.Forms.MenuItem();this.Zoom500 = new System.Windows.Forms.MenuItem();this.EdgeHomogenity = new System.Windows.Forms.MenuItem();this.EdgeDifference = new System.Windows.Forms.MenuItem();this.EdgeEnhance = new System.Windows.Forms.MenuItem();// // mainMenu1// this.mainMenu1.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] { this.menuItem1, this.menuItem5, this.menuItem4, this.menuItem3, this.menuItem6, this.menuItem2});// // menuItem1// this.menuItem1.Index = 0;this.menuItem1.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] { this.FileLoad, this.FileSave, this.FileExit});this.menuItem1.Text = "File";// // FileLoad// this.FileLoad.Index = 0;this.FileLoad.Shortcut = System.Windows.Forms.Shortcut.CtrlL;this.FileLoad.Text = "Load";this.FileLoad.Click = new System.EventHandler(this.File_Load);// // FileSave// this.FileSave.Index = 1;this.FileSave.Shortcut = System.Windows.Forms.Shortcut.CtrlS;this.FileSave.Text = "Save";this.FileSave.Click = new System.EventHandler(this.File_Save);// // FileExit// this.FileExit.Index = 2;this.FileExit.Text = "Exit";this.FileExit.Click = new System.EventHandler(this.File_Exit);// // menuItem5// this.menuItem5.Index = 1;this.menuItem5.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] { this.Undo});this.menuItem5.Text = "Edit";// // Undo// this.Undo.Index = 0;this.Undo.Text = "Undo";this.Undo.Click = new System.EventHandler(this.OnUndo);// // menuItem4// this.menuItem4.Index = 2;this.menuItem4.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] { this.FilterInvert, this.FilterGrayScale, this.FilterBrightness, this.FilterContrast, this.FilterGamma, this.FilterColor});this.menuItem4.Text = "Filter";// // FilterInvert// this.FilterInvert.Index = 0;this.FilterInvert.Text = "Invert";this.FilterInvert.Click = new System.EventHandler(this.Filter_Invert);// // FilterGrayScale// this.FilterGrayScale.Index = 1;this.FilterGrayScale.Text = "GrayScale";this.FilterGrayScale.Click = new System.EventHandler(this.Filter_GrayScale);// // FilterBrightness// this.FilterBrightness.Index = 2;this.FilterBrightness.Text = "Brightness";this.FilterBrightness.Click = new System.EventHandler(this.Filter_Brightness);// // FilterContrast// this.FilterContrast.Index = 3;this.FilterContrast.Text = "Contrast";this.FilterContrast.Click = new System.EventHandler(this.Filter_Contrast);// // FilterGamma// this.FilterGamma.Index = 4;this.FilterGamma.Text = "Gamma";this.FilterGamma.Click = new System.EventHandler(this.Filter_Gamma);// // FilterColor// this.FilterColor.Index = 5;this.FilterColor.Text = "Color";this.FilterColor.Click = new System.EventHandler(this.Filter_Color);// // menuItem3// this.menuItem3.Index = 3;this.menuItem3.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] { this.FilterSmooth, this.GaussianBlur, this.MeanRemoval, this.Sharpen, this.EmbossLaplacian, this.EdgeDetectQuick, this.FilterCustom});this.menuItem3.Text = "Convolution";// // FilterSmooth// this.FilterSmooth.Index = 0;this.FilterSmooth.Text = "Smooth";this.FilterSmooth.Click = new System.EventHandler(this.OnFilterSmooth);// // GaussianBlur// this.GaussianBlur.Index = 1;this.GaussianBlur.Text = "Gaussian Blur";this.GaussianBlur.Click = new System.EventHandler(this.OnGaussianBlur);// // MeanRemoval// this.MeanRemoval.Index = 2;this.MeanRemoval.Text = "Mean Removal";this.MeanRemoval.Click = new System.EventHandler(this.OnMeanRemoval);// // Sharpen// this.Sharpen.Index = 3;this.Sharpen.Text = "Sharpen";this.Sharpen.Click = new System.EventHandler(this.OnSharpen);// // EmbossLaplacian// this.EmbossLaplacian.Index = 4;this.EmbossLaplacian.Text = "EmbossLaplacian";this.EmbossLaplacian.Click = new System.EventHandler(this.OnEmbossLaplacian);// // EdgeDetectQuick// this.EdgeDetectQuick.Index = 5;this.EdgeDetectQuick.Text = "EdgeDetectQuick";this.EdgeDetectQuick.Click = new System.EventHandler(this.OnEdgeDetectQuick);// // FilterCustom// this.FilterCustom.Index = 6;this.FilterCustom.Text = "Custom";this.FilterCustom.Click = new System.EventHandler(this.OnFilterCustom);// // menuItem6// this.menuItem6.Index = 4;this.menuItem6.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] { this.EdgeKirsh, this.EdgePrewitt, this.EdgeSobell, this.EdgeDetectHorizontal, this.EdgeVertical, this.EdgeHomogenity, this.EdgeDifference, this.EdgeEnhance});this.menuItem6.Text = "Edge Detection";// // EdgeKirsh// this.EdgeKirsh.Index = 0;this.EdgeKirsh.Text = "Kirsh";this.EdgeKirsh.Click = new System.EventHandler(this.OnEdgeKirsh);// // EdgePrewitt// this.EdgePrewitt.Index = 1;this.EdgePrewitt.Text = "Prewitt";this.EdgePrewitt.Click = new System.EventHandler(this.OnEdgePrewitt);// // EdgeSobell// this.EdgeSobell.Index = 2;this.EdgeSobell.Text = "Sobel";this.EdgeSobell.Click = new System.EventHandler(this.OnEdgeSobell);// // EdgeDetectHorizontal// this.EdgeDetectHorizontal.Index = 3;this.EdgeDetectHorizontal.Text = "Horizontal";this.EdgeDetectHorizontal.Click = new System.EventHandler(this.OnEdgeHorizontal);// // EdgeVertical// this.EdgeVertical.Index = 4;this.EdgeVertical.Text = "Vertical";this.EdgeVertical.Click = new System.EventHandler(this.OnEdgeVertical);// // menuItem2// this.menuItem2.Index = 5;this.menuItem2.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] { this.Zoom25, this.Zoom50, this.Zoom100, this.Zoom150, this.Zoom200, this.Zoom300, this.Zoom500});this.menuItem2.Text = "Zoom";// // Zoom25// this.Zoom25.Index = 0;this.Zoom25.Text = "25%";this.Zoom25.Click = new System.EventHandler(this.OnZoom25);// // Zoom50// this.Zoom50.Index = 1;this.Zoom50.Text = "50%";this.Zoom50.Click = new System.EventHandler(this.OnZoom50);// // Zoom100// this.Zoom100.Index = 2;this.Zoom100.Text = "100%";this.Zoom100.Click = new System.EventHandler(this.OnZoom100);// // Zoom150// this.Zoom150.Index = 3;this.Zoom150.Text = "150%";this.Zoom150.Click = new System.EventHandler(this.OnZoom150);// // Zoom200// this.Zoom200.Index = 4;this.Zoom200.Text = "200%";this.Zoom200.Click = new System.EventHandler(this.OnZoom200);// // Zoom300// this.Zoom300.Index = 5;this.Zoom300.Text = "300%";this.Zoom300.Click = new System.EventHandler(this.OnZoom300);// // Zoom500// this.Zoom500.Index = 6;this.Zoom500.Text = "500%";this.Zoom500.Click = new System.EventHandler(this.OnZoom500);// // EdgeHomogenity// this.EdgeHomogenity.Index = 5;this.EdgeHomogenity.Text = "Homogenity";this.EdgeHomogenity.Click = new System.EventHandler(this.OnEdgeHomogenity);// // EdgeDifference// this.EdgeDifference.Index = 6;this.EdgeDifference.Text = "Difference";this.EdgeDifference.Click = new System.EventHandler(this.OnEdgeDifference);// // EdgeEnhance// this.EdgeEnhance.Index = 7;this.EdgeEnhance.Text = "Edge Enhance";this.EdgeEnhance.Click = new System.EventHandler(this.EdgeEnhance_Click);// // Form1// this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);this.BackColor = System.Drawing.SystemColors.ControlLightLight;this.ClientSize = new System.Drawing.Size(488, 421);this.Menu = this.mainMenu1;this.Name = "Form1";this.Text = "Graphic Filters For Dummies";this.Load = new System.EventHandler(this.Form1_Load);}#endregion/// <summary>/// The main entry point for the application./// </summary>[STAThread]static void Main() {Application.Run(new Form1());}protected override void OnPaint (PaintEventArgs e){Graphics g = e.Graphics;g.DrawImage(m_Bitmap, new Rectangle(this.AutoScrollPosition.X, this.AutoScrollPosition.Y, (int)(m_Bitmap.Width*Zoom), (int)(m_Bitmap.Height * Zoom)));}private void Form1_Load(object sender, System.EventArgs e){}private void File_Load(object sender, System.EventArgs e){OpenFileDialog openFileDialog = new OpenFileDialog();openFileDialog.InitialDirectory = "c:\\" ;openFileDialog.Filter = "Bitmap files (*.bmp)|*.bmp|Jpeg files (*.jpg)|*.jpg|All valid files (*.bmp/*.jpg)|*.bmp/*.jpg";openFileDialog.FilterIndex = 2 ;openFileDialog.RestoreDirectory = true ;if(DialogResult.OK == openFileDialog.ShowDialog()){m_Bitmap = (Bitmap)Bitmap.FromFile(openFileDialog.FileName, false);this.AutoScroll = true;this.AutoScrollMinSize = new Size ((int)(m_Bitmap.Width * Zoom), (int)(m_Bitmap.Height * Zoom));this.Invalidate();}}private void File_Save(object sender, System.EventArgs e){SaveFileDialog saveFileDialog = new SaveFileDialog();saveFileDialog.InitialDirectory = "c:\\" ;saveFileDialog.Filter = "Bitmap files (*.bmp)|*.bmp|Jpeg files (*.jpg)|*.jpg|All valid files (*.bmp/*.jpg)|*.bmp/*.jpg" ;saveFileDialog.FilterIndex = 1 ;saveFileDialog.RestoreDirectory = true ;if(DialogResult.OK == saveFileDialog.ShowDialog()){m_Bitmap.Save(saveFileDialog.FileName);}}private void File_Exit(object sender, System.EventArgs e){this.Close();}private void Filter_Invert(object sender, System.EventArgs e){m_Undo = (Bitmap)m_Bitmap.Clone();if(BitmapFilter.Invert(m_Bitmap))this.Invalidate();}private void Filter_GrayScale(object sender, System.EventArgs e){m_Undo = (Bitmap)m_Bitmap.Clone();if(BitmapFilter.GrayScale(m_Bitmap))this.Invalidate();}private void Filter_Brightness(object sender, System.EventArgs e){Parameter dlg = new Parameter();dlg.nValue = 0;if (DialogResult.OK == dlg.ShowDialog()){m_Undo = (Bitmap)m_Bitmap.Clone();if(BitmapFilter.Brightness(m_Bitmap, dlg.nValue))this.Invalidate();}}private void Filter_Contrast(object sender, System.EventArgs e){Parameter dlg = new Parameter();dlg.nValue = 0;if (DialogResult.OK == dlg.ShowDialog()){m_Undo = (Bitmap)m_Bitmap.Clone();if(BitmapFilter.Contrast(m_Bitmap, (sbyte)dlg.nValue))this.Invalidate();}}private void Filter_Gamma(object sender, System.EventArgs e){GammaInput dlg = new GammaInput();dlg.red = dlg.green = dlg.blue = 1;if (DialogResult.OK == dlg.ShowDialog()){m_Undo = (Bitmap)m_Bitmap.Clone();if(BitmapFilter.Gamma(m_Bitmap, dlg.red, dlg.green, dlg.blue))this.Invalidate();}}private void Filter_Color(object sender, System.EventArgs e){ColorInput dlg = new ColorInput();dlg.red = dlg.green = dlg.blue = 0;if (DialogResult.OK == dlg.ShowDialog()){m_Undo = (Bitmap)m_Bitmap.Clone();if(BitmapFilter.Color(m_Bitmap, dlg.red, dlg.green, dlg.blue))this.Invalidate();}}private void OnZoom25(object sender, System.EventArgs e){Zoom = .25;this.AutoScrollMinSize = new Size ((int)(m_Bitmap.Width * Zoom), (int)(m_Bitmap.Height * Zoom));this.Invalidate();}private void OnZoom50(object sender, System.EventArgs e){Zoom = .5;this.AutoScrollMinSize = new Size ((int)(m_Bitmap.Width * Zoom), (int)(m_Bitmap.Height * Zoom));this.Invalidate();}private void OnZoom100(object sender, System.EventArgs e){Zoom = 1.0;this.AutoScrollMinSize = new Size ((int)(m_Bitmap.Width * Zoom), (int)(m_Bitmap.Height * Zoom));this.Invalidate();}private void OnZoom150(object sender, System.EventArgs e){Zoom = 1.5;this.AutoScrollMinSize = new Size ((int)(m_Bitmap.Width * Zoom), (int)(m_Bitmap.Height * Zoom));this.Invalidate();}private void OnZoom200(object sender, System.EventArgs e){Zoom = 2.0;this.AutoScrollMinSize = new Size ((int)(m_Bitmap.Width * Zoom), (int)(m_Bitmap.Height * Zoom));this.Invalidate();}private void OnZoom300(object sender, System.EventArgs e){Zoom = 3.0;this.AutoScrollMinSize = new Size ((int)(m_Bitmap.Width * Zoom), (int)(m_Bitmap.Height * Zoom));this.Invalidate();}private void OnZoom500(object sender, System.EventArgs e){Zoom = 5;this.AutoScrollMinSize = new Size ((int)(m_Bitmap.Width * Zoom), (int)(m_Bitmap.Height * Zoom));this.Invalidate();}private void OnFilterSmooth(object sender, System.EventArgs e){m_Undo = (Bitmap)m_Bitmap.Clone();if(BitmapFilter.Smooth(m_Bitmap, 1))this.Invalidate();}private void OnGaussianBlur(object sender, System.EventArgs e){m_Undo = (Bitmap)m_Bitmap.Clone();if(BitmapFilter.GaussianBlur(m_Bitmap, 4))this.Invalidate();}private void OnMeanRemoval(object sender, System.EventArgs e){m_Undo = (Bitmap)m_Bitmap.Clone();if(BitmapFilter.MeanRemoval(m_Bitmap, 9))this.Invalidate();}private void OnSharpen(object sender, System.EventArgs e){m_Undo = (Bitmap)m_Bitmap.Clone();if(BitmapFilter.Sharpen(m_Bitmap, 11))this.Invalidate();}private void OnEmbossLaplacian(object sender, System.EventArgs e){m_Undo = (Bitmap)m_Bitmap.Clone();if(BitmapFilter.EmbossLaplacian(m_Bitmap))this.Invalidate();}private void OnEdgeDetectQuick(object sender, System.EventArgs e){m_Undo = (Bitmap)m_Bitmap.Clone();if(BitmapFilter.EdgeDetectQuick(m_Bitmap))this.Invalidate();}private void OnUndo(object sender, System.EventArgs e){Bitmap temp = (Bitmap)m_Bitmap.Clone();m_Bitmap = (Bitmap)m_Undo.Clone();m_Undo = (Bitmap)temp.Clone();this.Invalidate();}private void OnFilterCustom(object sender, System.EventArgs e){Convolution dlg = new Convolution();if (DialogResult.OK == dlg.ShowDialog()){m_Undo = (Bitmap)m_Bitmap.Clone();if(BitmapFilter.Conv3x3(m_Bitmap, dlg.Matrix))this.Invalidate();}}private void OnEdgeKirsh(object sender, System.EventArgs e){Parameter dlg = new Parameter();dlg.nValue = 0;if (DialogResult.OK == dlg.ShowDialog()){m_Undo = (Bitmap)m_Bitmap.Clone();if(BitmapFilter.EdgeDetectConvolution(m_Bitmap, BitmapFilter.EDGE_DETECT_KIRSH, (byte)dlg.nValue))this.Invalidate();}}private void OnEdgePrewitt(object sender, System.EventArgs e){Parameter dlg = new Parameter();dlg.nValue = 0;if (DialogResult.OK == dlg.ShowDialog()){m_Undo = (Bitmap)m_Bitmap.Clone();if(BitmapFilter.EdgeDetectConvolution(m_Bitmap, BitmapFilter.EDGE_DETECT_PREWITT, (byte)dlg.nValue))this.Invalidate();}}private void OnEdgeSobell(object sender, System.EventArgs e){Parameter dlg = new Parameter();dlg.nValue = 0;if (DialogResult.OK == dlg.ShowDialog()){m_Undo = (Bitmap)m_Bitmap.Clone();if(BitmapFilter.EdgeDetectConvolution(m_Bitmap, BitmapFilter.EDGE_DETECT_SOBEL, (byte)dlg.nValue))this.Invalidate();}}private void OnEdgeHorizontal(object sender, System.EventArgs e){m_Undo = (Bitmap)m_Bitmap.Clone();if(BitmapFilter.EdgeDetectHorizontal(m_Bitmap))this.Invalidate();}private void OnEdgeVertical(object sender, System.EventArgs e){m_Undo = (Bitmap)m_Bitmap.Clone();if(BitmapFilter.EdgeDetectVertical(m_Bitmap))this.Invalidate();}private void OnEdgeHomogenity(object sender, System.EventArgs e){Parameter dlg = new Parameter();dlg.nValue = 0;if (DialogResult.OK == dlg.ShowDialog()){m_Undo = (Bitmap)m_Bitmap.Clone();if(BitmapFilter.EdgeDetectHomogenity(m_Bitmap, (byte)dlg.nValue))this.Invalidate();}}private void OnEdgeDifference(object sender, System.EventArgs e){Parameter dlg = new Parameter();dlg.nValue = 0;if (DialogResult.OK == dlg.ShowDialog()){m_Undo = (Bitmap)m_Bitmap.Clone();if(BitmapFilter.EdgeDetectDifference(m_Bitmap, (byte)dlg.nValue))this.Invalidate();}}private void EdgeEnhance_Click(object sender, System.EventArgs e){Parameter dlg = new Parameter();dlg.nValue = 0;if (DialogResult.OK == dlg.ShowDialog()){m_Undo = (Bitmap)m_Bitmap.Clone();if(BitmapFilter.EdgeEnhance(m_Bitmap, (byte)dlg.nValue))this.Invalidate();}}}}
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