C# 画图工具

【实例截图】

/// <Stack>

/// Publicly represents a variable-size last-in, first-out (LOFT) set,

/// using Bitmap to process image pixels for recall and redo functions

/// </Bitmap>

public Stack<Bitmap> Undo, Redo;

List<string> ls = new List<string> (); // The full path used to store music files

List<Point> pList = new List<Point> (); // The path used to store the brushes, the graphics

// Dtermine the coordinate when mouse down for picLocationX, picLocationY, picLocationX_Y.

int xPos, yPos, xPos1, yPos1, xPos2, yPos2;

int Px, Py; // Determine the new picDrawArea's Size

bool sizeFlag; // Bool sizeFlag to deal the control's event of picLocationY

bool sizeFlag1; //Bool sizeFlag1 to deal the control's event of picLocationX

bool sizeFlag2; //Bool sizeFlag2 to deal the control's event of picLocationX_Y

bool flag = false; //start drawing or not

// Represents a small rectangular pop-up window for storing controls and instructions

ToolTip toolTip1 = new ToolTip ();

Pen pen; // Defines objects for drawing lines, curves and other shapes

Point beginPt, endPt; //Definition the Point of begin and end when drawig

Graphics g, g2; // Encapsulate a GUI drawing surface, respectively is g, g2

S

// Store the shape into image, and draw the trace drawing into image2

Image image, image2;

int type; // int type to select the different of drawing

// A brush that defines a color to fill the shape and path of the graphic

SolidBrush brush;