maps.gml.view

Class LineOverlay

java.lang.Object

maps.gml.view.LineOverlay

All Implemented Interfaces:

Overlay

public class LineOverlay
extends java.lang.Object
implements Overlay

A line overlay.

Constructor Summary

Constructors

Constructor and Description
LineOverlay(java.awt.Color colour, boolean useWorldCoords) Construct a LineOverlay with no coordinates defined..
LineOverlay(Point2D start, Point2D end, java.awt.Color colour, boolean useWorldCoords) Construct a LineOverlay.

Method Summary

Modifier and Type	Method and Description
void	render(java.awt.Graphics2D g, ScreenTransform transform) Render this overlay.
void	setColour(java.awt.Color c) Set the colour.
void	setEnd(Point2D p) Set the end coordinate.
void	setStart(Point2D p) Set the start coordinate.
void	setUseWorldCoordinates(boolean b) Set whether to use world coordinates or not.

Methods inherited from class java.lang.Object

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

Constructor Detail

LineOverlay

public LineOverlay(java.awt.Color colour,
                   boolean useWorldCoords)

Construct a LineOverlay with no coordinates defined..

Parameters:

colour - The colour to draw the rectangle.

useWorldCoords - Whether to convert the coordinates from world to screen. Set to false if you want to directly specify screen coordinates.

LineOverlay

public LineOverlay(Point2D start,
                   Point2D end,
                   java.awt.Color colour,
                   boolean useWorldCoords)

Construct a LineOverlay.

Parameters:

start - The start coordinate.

end - The end coordinate.

colour - The colour to draw the rectangle.

useWorldCoords - Whether to convert the coordinates from world to screen. Set to false if you want to directly specify screen coordinates.

Method Detail

setStart

public void setStart(Point2D p)

Set the start coordinate.

Parameters:

p - The new start coordinate.

setEnd

public void setEnd(Point2D p)

Set the end coordinate.

Parameters:

p - The new end coordinate.

setColour

public void setColour(java.awt.Color c)

Set the colour.

Parameters:

c - The new colour.

setUseWorldCoordinates

public void setUseWorldCoordinates(boolean b)

Set whether to use world coordinates or not. If true, the coordinates will be converted to screen coordinates; if false the coordinates will be used as given.

Parameters:

b - True to use world coordinates, false otherwise.

render

public void render(java.awt.Graphics2D g,
                   ScreenTransform transform)

Description copied from interface: Overlay

Render this overlay.

Specified by:

render in interface Overlay

Parameters:

g - The graphics to draw on.

transform - The current screen transform.