graphicops.java

使用java application 的共享白板系统

import java.awt.*;

public interface GraphicOps {
	public void setColor(Color color);	// Set drawing color
	public void setShape(int shape);	// Set drawing shape
	public void clearCanvas();			// Clear drawing area
	public void removeLast();			// Remove last item
	public void printCanvas();			// Print everything
	public int getShapeCount();			// Get number of shapes
	
	// Constants
	public static final int DRAWN_LINE			= 0;
	public static final int DRAWN_RECT			= 1;
	public static final int DRAWN_ROUND_RECT	= 2;
	public static final int FILLED_RECT			= 3;
	public static final int FILLED_ROUND_RECT	= 4;
	public static final int DRAWN_OVAL			= 5;
	public static final int FILLED_OVAL			= 6;

	// Property for count of graphic shapes
	public static final String SHAPE_PROPERTY = "shape_property";
}