ch.randelshofer.tree.rectmap

Class RectmapDraw

java.lang.Object

ch.randelshofer.tree.rectmap.RectmapDraw

Direct Known Subclasses:

MultilineRectmapDraw

public class RectmapDraw
extends java.lang.Object

RectmapDraw draws a RectmapTree.

Can draw a subtree from any node within the tree.

Author:

Werner Randelshofer @version 1.2 2009-01-30 Added maxDepth property.
1.1 2008-07-04 Draw asynchronously.
1.0 Jan 16, 2008 Created.

Field Summary

Fields

Modifier and Type	Field and Description
protected double	cx Top left corner of the draw root.
protected double	cy Top left corner of the draw root.
protected NodeInfo	info
protected int	maxDepth Maximal depth of the tree that will be drawn, starting from the draw root.

Constructor Summary

Constructors

Constructor and Description
RectmapDraw(RectmapNode root, NodeInfo info)
RectmapDraw(RectmapTree model)

Method Summary

Methods

Modifier and Type	Method and Description
void	drawContours(java.awt.Graphics2D g, RectmapNode node, java.awt.Color color)
void	drawLabel(java.awt.Graphics2D g, RectmapNode node, int depth, double px, double py, double sfh, double sfv)
void	drawNode(java.awt.Graphics2D g, RectmapNode node, int depth, double px, double py, double sfh, double sfv)
void	drawNodeBounds(java.awt.Graphics2D g, RectmapNode selectedNode, java.awt.Color color)
void	drawTree(java.awt.Graphics2D g, ProgressObserver p) Draws the tree onto the supplied graphics object.
void	drawTree0(java.awt.Graphics2D g, RectmapNode node, int depth, double px, double py, double pwidth, double pheight, ProgressObserver p) Recursive part of the drawing routine.
RectmapNode	getDrawRoot()
double	getHeight()
NodeInfo	getInfo()
int	getMaxDepth()
RectmapNode	getNodeAt(double px, double py) Returns the node at the specified draw coordinates.
RectmapNode	getNodeAt(int px, int py) Returns the node at the specified view coordinates.
RectmapNode	getRoot()
double	getWidth()
double	getX()
double	getY()
void	setDrawRoot(RectmapNode newValue)
void	setHeight(double newValue)
void	setMaxDepth(int newValue)
void	setWidth(double newValue)
void	setX(double newValue)
void	setY(double newValue)

Methods inherited from class java.lang.Object

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

Field Detail

info

protected NodeInfo info

cx

protected double cx

Top left corner of the draw root.

cy

protected double cy

Top left corner of the draw root.

maxDepth

protected int maxDepth

Maximal depth of the tree that will be drawn, starting from the draw root.

Constructor Detail

RectmapDraw

public RectmapDraw(RectmapTree model)

RectmapDraw

public RectmapDraw(RectmapNode root,
           NodeInfo info)

Method Detail

getX

public double getX()

setX

public void setX(double newValue)

getMaxDepth

public int getMaxDepth()

setMaxDepth

public void setMaxDepth(int newValue)

getY

public double getY()

setY

public void setY(double newValue)

getWidth

public double getWidth()

setWidth

public void setWidth(double newValue)

getHeight

public double getHeight()

setHeight

public void setHeight(double newValue)

drawTree

public void drawTree(java.awt.Graphics2D g,
            ProgressObserver p)

Draws the tree onto the supplied graphics object.

drawTree0

public void drawTree0(java.awt.Graphics2D g,
             RectmapNode node,
             int depth,
             double px,
             double py,
             double pwidth,
             double pheight,
             ProgressObserver p)

Recursive part of the drawing routine.

drawNode

public void drawNode(java.awt.Graphics2D g,
            RectmapNode node,
            int depth,
            double px,
            double py,
            double sfh,
            double sfv)

drawLabel

public void drawLabel(java.awt.Graphics2D g,
             RectmapNode node,
             int depth,
             double px,
             double py,
             double sfh,
             double sfv)

drawContours

public void drawContours(java.awt.Graphics2D g,
                RectmapNode node,
                java.awt.Color color)

getInfo

public NodeInfo getInfo()

getRoot

public RectmapNode getRoot()

getDrawRoot

public RectmapNode getDrawRoot()

setDrawRoot

public void setDrawRoot(RectmapNode newValue)

drawNodeBounds

public void drawNodeBounds(java.awt.Graphics2D g,
                  RectmapNode selectedNode,
                  java.awt.Color color)

getNodeAt

public RectmapNode getNodeAt(int px,
                    int py)

Returns the node at the specified view coordinates.

Parameters:

px -

py -

Returns:

getNodeAt

public RectmapNode getNodeAt(double px,
                    double py)

Returns the node at the specified draw coordinates.