■ Graphics 클래스에서 그래픽 변환을 사용하는 방법을 보여준다.
▶ MainForm.cs
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using System; using System.Drawing; using System.Drawing.Drawing2D; using System.Windows.Forms; namespace TestProject { /// <summary> /// 메인 폼 /// </summary> public partial class MainForm : Form { //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - MainForm() /// <summary> /// 생성자 /// </summary> public MainForm() { InitializeComponent(); SizeChanged += Form_SizeChanged; this.originalPictureBox.Paint += originalPictureBox_Paint; this.translatePictureBox.Paint += translatePictureBox_Paint; this.translateXTextBox.TextChanged += translateTextBox_TextChanged; this.translateYTextBox.TextChanged += translateTextBox_TextChanged; this.rotatePicutreBox.Paint += rotatePicutreBox_Paint; this.rotateAngleTextBox.TextChanged += rotateAngleTextBox_TextChanged; this.scalePictureBox.Paint += scalePictureBox_Paint; this.scaleXTextBox.TextChanged += scaleTextBox_TextChanged; this.scaleYTextBox.TextChanged += scaleTextBox_TextChanged; this.skewPictureBox.Paint += skewPictureBox_Paint; this.skewXTextBox.TextChanged += skewTextBox_TextChanged; this.skewYTextBox.TextChanged += skewTextBox_TextChanged; this.m11TextBox.TextChanged += matrixTextBox_TextChanged; this.m12TextBox.TextChanged += matrixTextBox_TextChanged; this.m21TextBox.TextChanged += matrixTextBox_TextChanged; this.m22TextBox.TextChanged += matrixTextBox_TextChanged; this.m31TextBox.TextChanged += matrixTextBox_TextChanged; this.m32TextBox.TextChanged += matrixTextBox_TextChanged; this.matrixPictureBox.Paint += matrixPictureBox_Paint; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Private //////////////////////////////////////////////////////////////////////////////// Event #region 폼 크기 변경시 처리하기 - Form_SizeChanged(sender, e) /// <summary> /// 폼 크기 변경시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void Form_SizeChanged(object sender, EventArgs e) { this.originalPictureBox.Refresh(); this.translatePictureBox.Refresh(); this.rotatePicutreBox.Refresh(); this.scalePictureBox.Refresh(); this.skewPictureBox.Refresh(); this.matrixPictureBox.Refresh(); } #endregion #region 원본 픽처 박스 페인트시 처리하기 - originalPictureBox_Paint(sender, e) /// <summary> /// 원본 픽처 박스 페인트시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void originalPictureBox_Paint(object sender, PaintEventArgs e) { DrawPicture(sender as PictureBox, e.Graphics); } #endregion #region 이동 텍스트 박스 텍스트 변경시 처리하기 - translateTextBox_TextChanged(sender, e) /// <summary> /// 이동 텍스트 박스 텍스트 변경시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void translateTextBox_TextChanged(object sender, EventArgs e) { this.translatePictureBox.Refresh(); } #endregion #region 이동 픽처 박스 페인트시 처리하기 - translatePictureBox_Paint(sender, e) /// <summary> /// 이동 픽처 박스 페인트시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void translatePictureBox_Paint(object sender, PaintEventArgs e) { float translateX; float translateY; float.TryParse(this.translateXTextBox.Text, out translateX); float.TryParse(this.translateYTextBox.Text, out translateY); e.Graphics.TranslateTransform(translateX, translateY); DrawPicture(sender as PictureBox, e.Graphics); } #endregion #region 회전 각도 텍스트 박스 텍스트 변경시 처리하기 - rotateAngleTextBox_TextChanged(sender, e) /// <summary> /// 회전 각도 텍스트 박스 텍스트 변경시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void rotateAngleTextBox_TextChanged(object sender, EventArgs e) { this.rotatePicutreBox.Refresh(); } #endregion #region 회전 픽처 박스 페인트시 처리하기 - rotatePicutreBox_Paint(sender, e) /// <summary> /// 회전 픽처 박스 페인트시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void rotatePicutreBox_Paint(object sender, PaintEventArgs e) { float angle; float.TryParse(this.rotateAngleTextBox.Text, out angle); e.Graphics.RotateTransform(angle); DrawPicture(sender as PictureBox, e.Graphics); } #endregion #region 확대/축소 텍스트 박스 텍스트 변경시 처리하기 - scaleTextBox_TextChanged(sender, e) /// <summary> /// 확대/축소 텍스트 박스 텍스트 변경시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void scaleTextBox_TextChanged(object sender, EventArgs e) { this.scalePictureBox.Refresh(); } #endregion #region 확대/축소 픽처 박스 페인트시 처리하기 - scalePictureBox_Paint(sender, e) /// <summary> /// 확대/축소 픽처 박스 페인트시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void scalePictureBox_Paint(object sender, PaintEventArgs e) { float scaleX; float scaleY; float.TryParse(this.scaleXTextBox.Text, out scaleX); float.TryParse(this.scaleYTextBox.Text, out scaleY); try { e.Graphics.ScaleTransform(scaleX, scaleY); DrawPicture(sender as PictureBox, e.Graphics); } catch { } } #endregion #region 기울이기 텍스트 박스 텍스트 변경시 처리하기 - skewTextBox_TextChanged(sender, e) /// <summary> /// 기울이기 텍스트 박스 텍스트 변경시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void skewTextBox_TextChanged(object sender, EventArgs e) { this.skewPictureBox.Refresh(); } #endregion #region 기울이기 픽처 박스 페인트시 처리하기 - skewPictureBox_Paint(sender, e) /// <summary> /// 기울이기 픽처 박스 페인트시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void skewPictureBox_Paint(object sender, PaintEventArgs e) { float skewX; float skewY; float.TryParse(this.skewXTextBox.Text, out skewX); float.TryParse(this.skewYTextBox.Text, out skewY); Matrix matrix = new Matrix(); matrix.Shear(skewX, skewY); e.Graphics.Transform = matrix; DrawPicture(sender as PictureBox, e.Graphics); } #endregion #region 매트릭스 텍스트 박스 텍스트 변경시 처리하기 - matrixTextBox_TextChanged(sender, e) /// <summary> /// 매트릭스 텍스트 박스 텍스트 변경시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void matrixTextBox_TextChanged(object sender, EventArgs e) { this.matrixPictureBox.Refresh(); } #endregion #region 매트릭스 픽처 박스 페인트시 처리하기 - matrixPictureBox_Paint(sender, e) /// <summary> /// 매트릭스 픽처 박스 페인트시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void matrixPictureBox_Paint(object sender, PaintEventArgs e) { float translateX = 0; float translateY = 0; float scaleX = 1; float scaleY = 1; float skewY = 0; float skewX = 0; float.TryParse(this.m11TextBox.Text, out scaleX ); float.TryParse(this.m12TextBox.Text, out skewY ); float.TryParse(this.m21TextBox.Text, out skewX ); float.TryParse(this.m22TextBox.Text, out scaleY ); float.TryParse(this.m31TextBox.Text, out translateX); float.TryParse(this.m32TextBox.Text, out translateY); try { Matrix matrix = new Matrix(scaleX, skewY, skewX, scaleY, translateX, translateY); e.Graphics.Transform = matrix; DrawPicture(sender as PictureBox, e.Graphics); } catch { } } #endregion //////////////////////////////////////////////////////////////////////////////// Function #region 웃는 얼굴 그리기 - DrawSmiley(graphics, boundRectangle) /// <summary> /// 웃는 얼굴 그리기 /// </summary> /// <param name="graphics">그래픽스</param> /// <param name="boundRectangle">테두리 사각형</param> private void DrawSmiley(Graphics graphics, RectangleF boundRectangle) { graphics.DrawRectangle(Pens.Green, boundRectangle); float thickness = boundRectangle.Width / 30; boundRectangle.Inflate(-thickness, -thickness); using(Pen pen = new Pen(Color.Red, thickness)) { graphics.FillEllipse(Brushes.Yellow, boundRectangle); graphics.DrawEllipse(pen, boundRectangle); pen.Color = Color.Black; RectangleF rectangle = boundRectangle; rectangle.Inflate ( -boundRectangle.Width / 6, -boundRectangle.Width / 6 ); graphics.DrawArc(pen, rectangle, 0, 180); pen.Width /= 2f; float centerX = boundRectangle.X + boundRectangle.Width * 0.5f; float centerY = boundRectangle.Y + boundRectangle.Height * 0.55f; float noseWidth = boundRectangle.Width * 0.2f; float noseHeight = boundRectangle.Width * 0.35f; RectangleF noseRectangle = new RectangleF ( centerX - noseWidth / 2f, centerY - noseHeight / 2f, noseWidth, noseHeight ); graphics.FillEllipse(Brushes.LightBlue, noseRectangle); pen.Color = Color.Blue; graphics.DrawEllipse(pen, noseRectangle); centerX = boundRectangle.X + boundRectangle.Width * 0.3f; centerY = boundRectangle.Y + boundRectangle.Height * 0.3f; float eyeWidth = noseWidth * 0.85f; float eyeHeight = noseHeight * 0.75f; RectangleF eyeRectangle = new RectangleF ( centerX - eyeWidth / 2f, centerY - eyeHeight / 2f, eyeWidth, eyeHeight ); graphics.FillEllipse(Brushes.White, eyeRectangle); pen.Color = Color.Black; graphics.DrawEllipse(pen, eyeRectangle); float pupilX = centerX + noseWidth / 4f; float pupilY = centerY; float pupilWidth = noseWidth / 2f; float pupilHeight = noseHeight / 2f; RectangleF pupilRectangle = new RectangleF ( pupilX - pupilWidth / 2f, pupilY - pupilHeight / 2f, pupilWidth, pupilHeight ); graphics.FillEllipse(Brushes.Black, pupilRectangle); centerX = boundRectangle.X + boundRectangle.Width * 0.7f; centerY = boundRectangle.Y + boundRectangle.Height * 0.3f; eyeWidth = noseWidth * 0.85f; eyeHeight = noseHeight * 0.75f; eyeRectangle = new RectangleF ( centerX - eyeWidth / 2f, centerY - eyeHeight / 2f, eyeWidth, eyeHeight ); graphics.FillEllipse(Brushes.White, eyeRectangle); pen.Color = Color.Black; graphics.DrawEllipse(pen, eyeRectangle); pupilX = centerX + noseWidth / 4f; pupilY = centerY; pupilWidth = noseWidth / 2f; pupilHeight = noseHeight / 2f; pupilRectangle = new RectangleF ( pupilX - pupilWidth / 2f, pupilY - pupilHeight / 2f, pupilWidth, pupilHeight ); graphics.FillEllipse(Brushes.Black, pupilRectangle); } } #endregion #region 그림 그리기 - DrawPicture(pictureBox, graphics) /// <summary> /// 그림 그리기 /// </summary> /// <param name="pictureBox">픽처 박스</param> /// <param name="graphics">그래픽스</param> private void DrawPicture(PictureBox pictureBox, Graphics graphics) { graphics.Clear(pictureBox.BackColor); graphics.SmoothingMode = SmoothingMode.AntiAlias; DrawSmiley(graphics, pictureBox.ClientRectangle); } #endregion } } |
