gdi programming with c sharp phần 10 ppsx
gdi programming with c sharp phần 10 ppsx
... 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,...
gdi programming with c sharp phần 8 ppsx
... order with Append
private void Second_Click(object sender,
System.EventArgs e)
{
// Create a Graphics object
Graphics g = this.CreateGraphics();
g.Clear(this.BackColor);
// Create a rectangle
... 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.CreateG...
gdi programming with c sharp phần 1 pptx
... an object on a
device, first an application needs to get a handle to the device context (HDC), which is used by GDI to send information to the device.
In GDI+ , the concept of device context ... SUMMARY
Chapter 3. The Graphics Class
Section 3.1. Graphics Class Properties
Section 3.2. Graphics Class Methods
Section 3.3. The GDI+ Painter Application
Section 3.4. Drawing a Pie C...
gdi programming with c sharp phần 2 ppt
... 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 location of a specified ... Point objects. You can
test this code on a button or a menu click event handler.
Listing 2.9 Creating RectangleF objects
// Create a Graphics object
Graphics g = this.Create...
gdi programming with c sharp phần 3 docx
... (rect, startColor, endColor, mode);
}
// Gamma correction check box is checked
if(checkBox1.Checked)
{
lgBrush.GammaCorrection = true;
}
// Fill rectangle
g.FillRectangle(lgBrush, rect);
... this class. Alternatively, an application can refer to the HatchBrush
class as System.Drawing.Drawing2D.HatchBrush.
public HatchBrush(HatchStyle, Color);
public HatchBrush(HatchStyle, Color, Colo...
gdi programming with c sharp phần 4 pptx
... 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...
gdi programming with c sharp phần 5 pdf
... TranslateClip to translate a region
// Create a Graphics object
Graphics g = this.CreateGraphics();
g.Clear(this.BackColor);
// Create a RectangleF rectangle
RectangleF rect1 =
new RectangleF(20.0f, ... item click event handlers
private void CircleMenu_Click(object sender,
System.EventArgs e)
{
// Create a rectangle
Rectangle rect =
new Rectangle(50, 0, 300, 300);
// Create a Shape objec...
gdi programming with c sharp phần 6 potx
... 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...
gdi programming with c sharp phần 7 potx
... GammaCorrectionMenu_Click(
object sender, System.EventArgs e)
{
Graphics g = this.CreateGraphics();
g.Clear(this.BackColor);
// Create a rectangle
Rectangle rect =
new Rectangle(20, 20, 100 , ... SetBlendTriangularShapeMenu_Click(object sender,
System.EventArgs e)
{
Graphics g = this.CreateGraphics();
g.Clear(this.BackColor);
// Create a rectangle
Rectangle rect = new Rectangle(20...
gdi programming with c sharp phần 9 pdf
... 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);
... members
MemberDescription
AutomaticFeed
Automatically fed paper
Cassette
A paper cassette
Custom
A printer-specific paper source
Envelope
An envelope
FormSource
The printer's...
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