gdi programming with c sharp phần 3 docx

... fullSize.Height); // Create a Graphics object from Bitmap curGraphics = Graphics.FromImage(bitmap); // Set background color as form's color curGraphics.Clear(this.BackColor); // Create a new ... this class. Alternatively, an application can refer to the HatchBrush class as System.Drawing.Drawing2D.HatchBrush. public HatchBrush(HatchStyle, Color); public HatchBrush(HatchStyle, Color,...

Ngày tải lên: 12/08/2014, 19:20

... Application Section 2.4. Some Basic GDI+ Objects SUMMARY Chapter 3. The Graphics Class Section 3. 1. Graphics Class Properties Section 3. 2. Graphics Class Methods Section 3. 3. The GDI+ Painter ... 33 0 Figure 7 .33 : [*]A bitmap example 33 3 Figure 7 .34 : [*]Changing the pixel colors of a bitmap 33 6 Figure 7 .35 : [*]Viewing icons 33 8 Figure 7 .36 : [*]A skewing ap...

Ngày tải lên: 12/08/2014, 19:20

... closed curve is called an open curve. In Figure 3. 18 the first curve is an open curve, and the second curve is a closed curve. Figure 3. 18. Open and closed curves This document was created by ... rectangle. Intersect Replaces a rectangle with the intersection of itself and another rectangle. IntersectsWith Determines if a specified rectangle intersects with rect. Offset Adjusts the l...

Ngày tải lên: 12/08/2014, 19:20

... color AppWorkspace Multiple-document interface (MDI) workspace background color Control Control background color ControlDark 3D control shadow color ControlDarkDark 3D control dark shadow color ControlLight 3D ... active caption, and control dark system colors, respectively. textBox1.BackColor = SystemColors.InactiveBorder; radioButton1.BackColor = SystemColors.ActiveCaption; button1.BackColo...

Ngày tải lên: 12/08/2014, 19:20

... 30 points. Listing 6. 13 Using TranslateClip to translate a region // Create a Graphics object Graphics g = this.CreateGraphics(); g.Clear(this.BackColor); // Create a RectangleF rectangle RectangleF ... item click event handlers private void CircleMenu_Click(object sender, System.EventArgs e) { // Create a rectangle Rectangle rect = new Rectangle(50, 0, 30 0, 30 0); // Create a Shap...

Ngày tải lên: 12/08/2014, 19:20

... colorMap1.OldColor = Color.Red; colorMap1.NewColor = Color.Green; colorMap2.OldColor = Color.Yellow; colorMap2.NewColor = Color.Navy; colorMap3.OldColor = Color.Blue; colorMap3.NewColor = Color.Aqua; ... System.EventArgs e) { // Create a Graphics object Graphics g = this.CreateGraphics(); g.Clear(this.BackColor); // Create two colors Color lClr = Color.FromArgb(245,0,0); Color uCl...

Ngày tải lên: 12/08/2014, 19:20

... void GammaCorrectionMenu_Click( object sender, System.EventArgs e) { Graphics g = this.CreateGraphics(); g.Clear(this.BackColor); // Create a rectangle Rectangle rect = new Rectangle(20, ... System.EventArgs e) { // Create a Graphics object Graphics g = this.CreateGraphics(); g.Clear(this.BackColor); // Create a GraphicsPath object GraphicsPath path = new GraphicsPath(); // Create...

Ngày tải lên: 12/08/2014, 19:20

... e) { // Create a Graphics object Graphics g = this.CreateGraphics(); g.Clear(this.BackColor); // Create a rectangle Rectangle rect = new Rectangle(20, 20, 100, 100); // Create a solid brush ... objects. Listing 10.18 Using ColorMatrix to translate colors private void TranslationMenu_Click(object sender, System.EventArgs e) { // Create a Graphics object Graphics g = this.CreateGraph...

Ngày tải lên: 12/08/2014, 19:20

... HatchBrush(HatchStyle.Cross, Color.Red, Color.Yellow); // Create a Bitmap object Bitmap curBitmap = new Bitmap(200, 200); // Create a Graphics object from Bitmap Graphics g = Graphics.FromImage(curBitmap); ... new Pen(Color.Red, 3) ; HatchBrush brush = new HatchBrush(HatchStyle.Cross, Color.Red, Color.Yellow); One important limitation of Web applications is Web browser capability. A We...

Ngày tải lên: 12/08/2014, 19:20

... properties: ClipRectangle and Graphics.ClipRectangle indicates the rectangle in which to paint, and the Graphics property indicates the Graphics object associated with the paint event of a particular control ... something with hdc1 g1.ReleaseHdc(hdc1); g2 = Graphics.FromImage(curBitmap); IntPtr hdc1 = g1.GetHdc(); IntPtr hdc2 = g2.GetHdc(); BitBlt(hdc2, 0, 0, this.ClientRectangle.Width,...

Ngày tải lên: 12/08/2014, 19:20