Package kiyut.sketsa.canvas.tool

Class DefaultResizeTool

java.lang.Object

kiyut.sketsa.canvas.tool.AbstractTool

kiyut.sketsa.canvas.tool.DefaultResizeTool

All Implemented Interfaces:

KeyListener, MouseListener, MouseMotionListener, EventListener, MouseInputListener, ResizeTool, Tool

public class DefaultResizeTool
extends AbstractTool
implements ResizeTool

Implementation of Resize Tool

Author:

Kiyut

Constructor Summary

Constructors

Constructor	Description
DefaultResizeTool()	Creates a new instance of ResizeTool

Method Summary

Modifier and Type	Method	Description
protected AffineTransform	createTransform()	create resize transform
protected int	determineDirection(int x, int y)	Determine direction.
void	endTool()	Invoked when the tool is ended
void	mouseDragged(MouseEvent evt)
void	mousePressed(MouseEvent evt)
void	mouseReleased(MouseEvent evt)
void	paint(Graphics2D g2d)	Invoked by canvas to draw tool.
void	setVectorCanvas(VectorCanvas canvas)	set the canvas for the tool
void	startTool()	Invoked when the tool is started
protected void	swap(double[] array, int index1, int index2)
protected void	updateDOM()	update the model by scaling.
protected void	updateOutline()	update outline

Methods inherited from class kiyut.sketsa.canvas.tool.AbstractTool

addMessageListener, fireMessageReceived, keyPressed, keyReleased, keyTyped, mouseClicked, mouseEntered, mouseExited, mouseMoved, removeMessageListener

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface java.awt.event.KeyListener

keyPressed, keyReleased, keyTyped

Methods inherited from interface java.awt.event.MouseListener

mouseClicked, mouseEntered, mouseExited

Methods inherited from interface java.awt.event.MouseMotionListener

mouseMoved

Methods inherited from interface kiyut.sketsa.canvas.tool.Tool

addMessageListener, removeMessageListener

Constructor Detail

DefaultResizeTool

public DefaultResizeTool()

Creates a new instance of ResizeTool

Method Detail

paint

public void paint(Graphics2D g2d)

Description copied from interface: Tool

Invoked by canvas to draw tool.

Specified by:

paint in interface Tool

Overrides:

paint in class AbstractTool

Parameters:

g2d - the Graphics2D context in which to paint

setVectorCanvas

public void setVectorCanvas(VectorCanvas canvas)

Description copied from interface: Tool

set the canvas for the tool

Specified by:

setVectorCanvas in interface Tool

Overrides:

setVectorCanvas in class AbstractTool

Parameters:

canvas - VectorCanvas

startTool

public void startTool()

Description copied from interface: Tool

Invoked when the tool is started

Specified by:

startTool in interface Tool

Overrides:

startTool in class AbstractTool

endTool

public void endTool()

Description copied from interface: Tool

Invoked when the tool is ended

Specified by:

endTool in interface Tool

Overrides:

endTool in class AbstractTool

determineDirection

protected int determineDirection(int x,
                                 int y)

Determine direction. The direction is in phone keypad format.

Parameters:

x - the X

y - the Y

Returns:

direction or -1

See Also:

CanvasSelection.getBorder()

createTransform

protected AffineTransform createTransform()

create resize transform

Returns:

AffineTransform

swap

protected void swap(double[] array,
                    int index1,
                    int index2)

updateDOM

protected void updateDOM()

update the model by scaling.
1. get the selections bound in canvas transform
2. create resizeAT based on the selections bounds (use selection bound x and y as translation point)
3. get the globalTransform and canvasTransform
4. transform using global and canvasTransform
5. transform using resizeAT
6. transform back using global and canvasTransform inverse Transform

updateOutline

protected void updateOutline()

update outline

mouseDragged

public void mouseDragged(MouseEvent evt)

Specified by:

mouseDragged in interface MouseMotionListener

Overrides:

mouseDragged in class AbstractTool

mousePressed

public void mousePressed(MouseEvent evt)

Specified by:

mousePressed in interface MouseListener

Overrides:

mousePressed in class AbstractTool

mouseReleased

public void mouseReleased(MouseEvent evt)

Specified by:

mouseReleased in interface MouseListener

Overrides:

mouseReleased in class AbstractTool