org.deegree_impl.graphics.displayelements
Class RotatedLabel

java.lang.Object
  org.deegree_impl.graphics.displayelements.RotatedLabel

All Implemented Interfaces:

Label

class RotatedLabel

extends java.lang.Object

implements Label

This is a rotated label with style information and screen coordinates, ready to be rendered to the view.

Version:

$Revision: 1.3 $ $Date: 2004/03/12 15:56:47 $

Author:

Markus Schneider

Field Summary

private int	ascent
private java.lang.String	caption
private java.awt.Color	color
private int	descent
private Feature	feature
private java.awt.Font	font
private int	h
private Halo	halo
private double	rotation
private int	w
private int[]	xpoints
private int[]	ypoints

Constructor Summary

(package private)

RotatedLabel(java.lang.String caption, java.awt.Font font, java.awt.Color color, java.awt.font.LineMetrics metrics, Feature feature, Halo halo, int x, int y, int w, int h, double rotation, double[] anchorPoint, double[] displacement)

Method Summary

java.lang.String	getCaption()
int	getMaxX() Returns the rightmost x-coordinate of the label's bounding box.
int	getMaxY() Returns the lowermost y-coordinate of the label's bounding box.
int	getMinX() Returns the leftmost x-coordinate of the label's bounding box.
int	getMinY() Returns the uppermost x-coordinate of the label's bounding box.
double	getRotation()
int	getX() Returns the x-coordinate of the label.
int	getY() Returns the y-coordinate of the label.
boolean	intersects(Label that) Determines if the label intersects with another label.
void	paint(java.awt.Graphics2D g) Renders the label (including halo) to the submitted Graphics2D context.
void	paintBoundaries(java.awt.Graphics2D g) Renders the label's boundaries to the submitted Graphics2D context.
private void	paintHalo(java.awt.Graphics2D g, Halo halo, int x, int y) Renders the label's halo to the submitted Graphics2D context.
private java.awt.Graphics2D	setColor(java.awt.Graphics2D g2, java.awt.Color color, double opacity)
java.lang.String	toString()
private int[]	transformPoint(int x, int y, int tx, int ty, double rotation, double anchorPointX, double anchorPointY, int w, int h, double displacementX, double displacementY)

Methods inherited from class java.lang.Object

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

Field Detail

caption

private java.lang.String caption

xpoints

private int[] xpoints

ypoints

private int[] ypoints

rotation

private double rotation

w

private int w

h

private int h

color

private java.awt.Color color

font

private java.awt.Font font

descent

private int descent

ascent

private int ascent

halo

private Halo halo

feature

private Feature feature

Constructor Detail

RotatedLabel

RotatedLabel(java.lang.String caption,
             java.awt.Font font,
             java.awt.Color color,
             java.awt.font.LineMetrics metrics,
             Feature feature,
             Halo halo,
             int x,
             int y,
             int w,
             int h,
             double rotation,
             double[] anchorPoint,
             double[] displacement)

Method Detail

getCaption

public java.lang.String getCaption()

getRotation

public double getRotation()

paintBoundaries

public void paintBoundaries(java.awt.Graphics2D g)

Description copied from interface: Label

Renders the label's boundaries to the submitted Graphics2D context. Immensely useful for testing.

Specified by:

paintBoundaries in interface Label

Parameters:

g - Graphics2D context to be used

paint

public void paint(java.awt.Graphics2D g)

Renders the label (including halo) to the submitted Graphics2D context.

Specified by:

paint in interface Label

Parameters:

g - Graphics2D context to be used

paintHalo

private void paintHalo(java.awt.Graphics2D g,
                       Halo halo,
                       int x,
                       int y)
                throws FilterEvaluationException

Renders the label's halo to the submitted Graphics2D context.

Parameters:

g - Graphics2D context to be used

halo - Halo from the SLD

x - x-coordinate of the label

y - y-coordinate of the label

Throws:

FilterEvaluationException - if the evaluation of a ParameterValueType fails

getX

public int getX()

Description copied from interface: Label

Returns the x-coordinate of the label.

Specified by:

getX in interface Label

Returns:

getY

public int getY()

Description copied from interface: Label

Returns the y-coordinate of the label.

Specified by:

getY in interface Label

Returns:

getMaxX

public int getMaxX()

Description copied from interface: Label

Returns the rightmost x-coordinate of the label's bounding box.

Specified by:

getMaxX in interface Label

Returns:

getMaxY

public int getMaxY()

Description copied from interface: Label

Returns the lowermost y-coordinate of the label's bounding box.

Specified by:

getMaxY in interface Label

Returns:

getMinX

public int getMinX()

Description copied from interface: Label

Returns the leftmost x-coordinate of the label's bounding box.

Specified by:

getMinX in interface Label

Returns:

getMinY

public int getMinY()

Description copied from interface: Label

Returns the uppermost x-coordinate of the label's bounding box.

Specified by:

getMinY in interface Label

Returns:

intersects

public boolean intersects(Label that)

Determines if the label intersects with another label.

Specified by:

intersects in interface Label

Parameters:

that - label to test

Returns:

true if the labels intersect

transformPoint

private int[] transformPoint(int x,
                             int y,
                             int tx,
                             int ty,
                             double rotation,
                             double anchorPointX,
                             double anchorPointY,
                             int w,
                             int h,
                             double displacementX,
                             double displacementY)

setColor

private java.awt.Graphics2D setColor(java.awt.Graphics2D g2,
                                     java.awt.Color color,
                                     double opacity)

toString

public java.lang.String toString()