Csharp/C Sharp by API/System.Drawing.Imaging/ImageAttributes — различия между версиями
Admin (обсуждение | вклад) м (1 версия) |
Admin (обсуждение | вклад) м (1 версия) |
(нет различий)
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Текущая версия на 15:10, 26 мая 2010
ImageAttributes.SetColorMatrix
<source lang="csharp"> using System; using System.Collections.Generic; using System.ruponentModel; using System.Data; using System.Drawing; using System.Drawing.Imaging; using System.Drawing.Text; using System.Drawing.Printing; using System.Drawing.Drawing2D; using System.Text; using System.Windows.Forms; public class Form1 : Form {
protected override void OnPaint(PaintEventArgs e) { Bitmap bmp = new Bitmap("alphabet.gif"); Graphics g = e.Graphics; float[][] matrixItems = { new float[] {0.2f, 0, 0, 0, 0}, new float[] {0, 0.8f, 0, 0, 0}, new float[] {0, 0, 1, 0, 0}, new float[] {0, 0, 0, 1, 0}, new float[] {0, 0, 0, 0, 1}}; ColorMatrix colorMatrix = new ColorMatrix(matrixItems); ImageAttributes imageAtt = new ImageAttributes(); imageAtt.SetColorMatrix(colorMatrix, ColorMatrixFlag.Default, ColorAdjustType.Bitmap); TextureBrush tb = new TextureBrush(bmp, new Rectangle(0, 0, bmp.Width, bmp.Height), imageAtt); tb.WrapMode = WrapMode.Tile; g.FillRectangle(tb, this.ClientRectangle); bmp.Dispose(); tb.Dispose(); } public static void Main() { Application.Run(new Form1()); }
}
</source>
new ImageAttributes()
<source lang="csharp"> using System; using System.Collections.Generic; using System.ruponentModel; using System.Data; using System.Drawing; using System.Drawing.Imaging; using System.Drawing.Text; using System.Drawing.Printing; using System.Drawing.Drawing2D; using System.Text; using System.Windows.Forms; public class Form1 : Form {
protected override void OnPaint(PaintEventArgs e) { Bitmap bmp = new Bitmap("alphabet.gif"); Graphics g = e.Graphics; float[][] matrixItems = { new float[] {0.2f, 0, 0, 0, 0}, new float[] {0, 0.8f, 0, 0, 0}, new float[] {0, 0, 1, 0, 0}, new float[] {0, 0, 0, 1, 0}, new float[] {0, 0, 0, 0, 1}}; ColorMatrix colorMatrix = new ColorMatrix(matrixItems); ImageAttributes imageAtt = new ImageAttributes(); imageAtt.SetColorMatrix(colorMatrix, ColorMatrixFlag.Default, ColorAdjustType.Bitmap); TextureBrush tb = new TextureBrush(bmp, new Rectangle(0, 0, bmp.Width, bmp.Height), imageAtt); tb.WrapMode = WrapMode.Tile; g.FillRectangle(tb, this.ClientRectangle); bmp.Dispose(); tb.Dispose(); } public static void Main() { Application.Run(new Form1()); }
}
</source>