■ Graphics 클래스의 DrawImage 메소드 사용시 이미지 어트리뷰트를 설정하는 방법을 보여준다.
▶ ImageExtension.cs
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using System.Drawing; using System.Drawing.Imaging; namespace TestProject { /// <summary> /// 이미지 확장 /// </summary> public static class ImageExtension { //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Public #region 이미지 복사하기 - CopyImage(sourceImage) /// <summary> /// 이미지 복사하기 /// </summary> /// <param name="sourceImage">소스 이미지</param> /// <returns>이미지</returns> public static Image CopyImage(this Image sourceImage) { return (Image)sourceImage.Clone(); } #endregion #region 이미지 복사하기 - CopyImage(sourceImage, imageAttributes) /// <summary> /// 이미지 복사하기 /// </summary> /// <param name="sourceImage">소스 이미지</param> /// <param name="imageAttributes">이미지 어트리뷰트</param> /// <returns>이미지</returns> public static Image CopyImage(this Image sourceImage, ImageAttributes imageAttributes) { Bitmap targetBitmap = new Bitmap(sourceImage.Width, sourceImage.Height); using(Graphics graphics = Graphics.FromImage(targetBitmap)) { Rectangle targetRectangle = new Rectangle(0, 0, sourceImage.Width, sourceImage.Height); graphics.DrawImage ( sourceImage, targetRectangle, 0, 0, sourceImage.Width, sourceImage.Height, GraphicsUnit.Pixel, imageAttributes ); } return targetBitmap; } #endregion } } |
▶ MainForm.cs
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using System; using System.Drawing; using System.Drawing.Imaging; using System.IO; using System.Windows.Forms; namespace TestProject { /// <summary> /// 메임 폼 /// </summary> public partial class MainForm : Form { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 텍스트 박스 배열 배열 /// </summary> private TextBox[][] textBoxArrayArray; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - MainForm() /// <summary> /// 생성자 /// </summary> public MainForm() { InitializeComponent(); this.Load += Form_Load; this.openMenuItem.Click += openMenuItem_Click; this.saveAsMenuItem.Click += saveAsMenuItem_Click; this.exitMenuItem.Click += exitMenuItem_Click; this.identityMenuItem.Click += presetMenuItem_Click; this.redMenuItem.Click += presetMenuItem_Click; this.limeMenuItem.Click += presetMenuItem_Click; this.blueMenuItem.Click += presetMenuItem_Click; this.greenMenuItem.Click += presetMenuItem_Click; this.yellowMenuItem.Click += presetMenuItem_Click; this.orangeMenuItem.Click += presetMenuItem_Click; this.pinkMenuItem.Click += presetMenuItem_Click; this.lightGreenMenuItem.Click += presetMenuItem_Click; this.lightBlueMenuItem.Click += presetMenuItem_Click; this.cyanMenuItem.Click += presetMenuItem_Click; this.fuchsiaMenuItem.Click += presetMenuItem_Click; this.averageMenuItem.Click += presetMenuItem_Click; this.monochromeMenuItem.Click += presetMenuItem_Click; this.sepiaMenuItem.Click += presetMenuItem_Click; this.brighterButton.Click += brighterButton_Click; this.darkerButton.Click += darkerButton_Click; this.colorizeButton.Click += colorizeButton_Click; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Private //////////////////////////////////////////////////////////////////////////////// Event #region 폼 로드시 처리하기 - Form_Load(sender, e) /// <summary> /// 폼 로드시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void Form_Load(object sender, EventArgs e) { this.textBoxArrayArray = new TextBox[][] { new TextBox[] { this.value00TextBox, this.value01TextBox, this.value02TextBox, this.value03TextBox, this.value04TextBox }, new TextBox[] { this.value10TextBox, this.value11TextBox, this.value12TextBox, this.value13TextBox, this.value14TextBox }, new TextBox[] { this.value20TextBox, this.value21TextBox, this.value22TextBox, this.value23TextBox, this.value24TextBox }, new TextBox[] { this.value30TextBox, this.value31TextBox, this.value32TextBox, this.value33TextBox, this.value34TextBox }, new TextBox[] { this.value40TextBox, this.value41TextBox, this.value42TextBox, this.value43TextBox, this.value44TextBox } }; } #endregion #region 열기 메뉴 항목 클릭시 처리하기 - openMenuItem_Click(sender, e) /// <summary> /// 열기 메뉴 항목 클릭시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void openMenuItem_Click(object sender, EventArgs e) { if(this.openFileDialog.ShowDialog() == DialogResult.OK) { this.sourcePictureBox.Image = GetBitmap(this.openFileDialog.FileName); Colorize(); } } #endregion #region 다른 이름으로 저장 메뉴 항목 클릭시 처리하기 - saveAsMenuItem_Click(sender, e) /// <summary> /// 다른 이름으로 저장 메뉴 항목 클릭시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void saveAsMenuItem_Click(object sender, EventArgs e) { if(this.saveFileDialog.ShowDialog() == DialogResult.OK) { SaveImage(this.targetPictureBox.Image, this.saveFileDialog.FileName); } } #endregion #region 종료 메뉴 항목 클릭시 처리하기 - exitMenuItem_Click(sender, e) /// <summary> /// 종료 메뉴 항목 클릭시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void exitMenuItem_Click(object sender, EventArgs e) { Close(); } #endregion #region 기정의 세트 메뉴 항목 클릭시 처리하기 - presetMenuItem_Click(sender, e) /// <summary> /// 기정의 세트 메뉴 항목 클릭시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void presetMenuItem_Click(object sender, EventArgs e) { foreach(TextBox[] textBoxArray in this.textBoxArrayArray) { foreach(TextBox textBox in textBoxArray) { textBox.Text = "0.0000"; } } for(int i = 3; i < 5; i++) { this.textBoxArrayArray[i][i].Text = "1.0000"; } ToolStripMenuItem menuItem = sender as ToolStripMenuItem; if(menuItem.Tag.ToString().ToLower() == "배경색 사용") { Color color = menuItem.BackColor; this.value00TextBox.Text = (color.R / 255f).ToString("f4"); this.value11TextBox.Text = (color.G / 255f).ToString("f4"); this.value22TextBox.Text = (color.B / 255f).ToString("f4"); this.value33TextBox.Text = "1.0000"; this.value44TextBox.Text = "1.0000"; } else { string colorName = menuItem.Text.Replace("&", "").ToLower(); if(colorName == "identity") { for(int i = 0; i < 3; i++) { this.textBoxArrayArray[i][i].Text = "1.0000"; } } else if(colorName == "average") { for(int i = 0; i < 3; i++) { for(int j = 0; j < 3; j++) { this.textBoxArrayArray[i][j].Text = "0.3333"; } } } else if(colorName == "monochrome") { for(int i = 0; i < 3; i++) { this.textBoxArrayArray[0][i].Text = "0.2990"; } for(int i = 0; i < 3; i++) { this.textBoxArrayArray[1][i].Text = "0.5870"; } for(int i = 0; i < 3; i++) { this.textBoxArrayArray[2][i].Text = "0.1140"; } } else if(colorName == "sepia") { this.value00TextBox.Text = "0.3930"; this.value01TextBox.Text = "0.3490"; this.value02TextBox.Text = "0.2720"; this.value10TextBox.Text = "0.7690"; this.value11TextBox.Text = "0.6860"; this.value12TextBox.Text = "0.5340"; this.value20TextBox.Text = "0.1890"; this.value20TextBox.Text = "0.1680"; this.value20TextBox.Text = "0.1310"; } else { MessageBox.Show("Unknown preset"); return; } } Colorize(); } #endregion #region 밝게 버튼 클릭시 처리하기 - brighterButton_Click(sender, e) /// <summary> /// 밝게 버튼 클릭시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void brighterButton_Click(object sender, EventArgs e) { float[][] valueArray = GetMatrix(); for(int i = 0; i < 3; i++) { for(int j = 0; j < 3; j++) { if(Math.Abs(valueArray[i][j]) < 0.01f) { continue; } valueArray[i][j] += 0.1f; } } SaveMatrix(valueArray); Colorize(); } #endregion #region 어둡게 버튼 클릭시 처리하기 - darkerButton_Click(sender, e) /// <summary> /// 어둡게 버튼 클릭시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void darkerButton_Click(object sender, EventArgs e) { float[][] valueArrayArray = GetMatrix(); for(int i = 0; i < 3; i++) { for(int j = 0; j < 3; j++) { if(Math.Abs(valueArrayArray[i][j]) < 0.01f) { continue; } valueArrayArray[i][j] -= 0.1f; if(valueArrayArray[i][j] < 0f) { valueArrayArray[i][j] = 0f; } } } SaveMatrix(valueArrayArray); Colorize(); } #endregion #region 채색하기 버튼 클릭시 처리하기 - colorizeButton_Click(sender, e) /// <summary> /// 채색하기 버튼 클릭시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void colorizeButton_Click(object sender, EventArgs e) { Colorize(); } #endregion //////////////////////////////////////////////////////////////////////////////// Function #region 비트맵 구하기 - GetBitmap(filePath) /// <summary> /// 비트맵 구하기 /// </summary> /// <param name="filePath">파일 경로</param> /// <returns>비트맵</returns> private Bitmap GetBitmap(string filePath) { using(Bitmap bitmap = new Bitmap(filePath)) { return new Bitmap(bitmap); } } #endregion #region 매트릭스 구하기 - GetMatrix() /// <summary> /// 매트릭스 구하기 /// </summary> /// <returns>매트릭스</returns> private float[][] GetMatrix() { float[][] valueArray = new float[][] { new float[5], new float[5], new float[5], new float[5], new float[5], }; for(int i = 0; i < 5; i++) { for(int j = 0; j < 5; j++) { float value; if(!float.TryParse(this.textBoxArrayArray[i][j].Text, out value)) { MessageBox.Show("Invalid entry"); this.textBoxArrayArray[i][j].Focus(); return null; } valueArray[i][j] = value; } } return valueArray; } #endregion #region 색상 매트릭스 구하기 - GetColorMatrix() /// <summary> /// 색상 매트릭스 구하기 /// </summary> /// <returns>색상 매트릭스</returns> private ColorMatrix GetColorMatrix() { float[][] valueArray = GetMatrix(); if(valueArray == null) { return null; } return new ColorMatrix(valueArray); } #endregion #region 이미지 구하기 - GetImage(image, colorMatrix) /// <summary> /// 이미지 구하기 /// </summary> /// <param name="image">이미지</param> /// <param name="colorMatrix">색상 매트릭스</param> /// <returns>이미지</returns> private Image GetImage(Image image, ColorMatrix colorMatrix) { ImageAttributes imageAttributes = new ImageAttributes(); imageAttributes.SetColorMatrix(colorMatrix); return image.CopyImage(imageAttributes); } #endregion #region 채색하기 - Colorize() /// <summary> /// 채색하기 /// </summary> private void Colorize() { ColorMatrix colorMatrix = GetColorMatrix(); this.targetPictureBox.Image = GetImage(this.sourcePictureBox.Image, colorMatrix); this.saveAsMenuItem.Enabled = (this.targetPictureBox.Image != null); } #endregion #region 이미지 저장하기 - SaveImage(image, filePath) /// <summary> /// 이미지 저장하기 /// </summary> /// <param name="image">이미지</param> /// <param name="filePath">파일 경로</param> private void SaveImage(Image image, string filePath) { string fileExtension = Path.GetExtension(filePath); switch(fileExtension.ToLower()) { case ".bmp" : image.Save(filePath, ImageFormat.Bmp ); break; case ".exif" : image.Save(filePath, ImageFormat.Exif); break; case ".gif" : image.Save(filePath, ImageFormat.Gif ); break; case ".jpg" : case ".jpeg" : image.Save(filePath, ImageFormat.Jpeg); break; case ".png" : image.Save(filePath, ImageFormat.Png ); break; case ".tif" : case ".tiff" : image.Save(filePath, ImageFormat.Tiff); break; default : throw new NotSupportedException("Unknown file extension " + fileExtension); } } #endregion #region 매트릭스 저장하기 - SaveMatrix(valueArrayArray) /// <summary> /// 매트릭스 저장하기 /// </summary> /// <param name="valueArrayArray">값 배열 배열</param> private void SaveMatrix(float[][] valueArrayArray) { for(int i = 0; i < 5; i++) { for(int j = 0; j < 5; j++) { this.textBoxArrayArray[i][j].Text = valueArrayArray[i][j].ToString("f4"); } } } #endregion } } |
