org.deegree.services.wms.utils
Class MapController

java.lang.Object
  org.deegree.services.wms.utils.MapController

public class MapController
extends java.lang.Object

Version:

$Revision: 27098 $, $Date: 2010-09-30 13:59:00 +0200 (Do, 30. Sep 2010) $

Author:

Andreas Schmitz, last edited by: $Author: aschmitz $

Constructor Summary

MapController(MapService service, org.deegree.cs.CRS crs, int width, int height)

Method Summary

void	endPanning()
org.deegree.cs.CRS	getCRS()
java.awt.image.BufferedImage	getCurrentImage()
double	getCurrentScale()
org.deegree.feature.FeatureCollection	getFeatures(int radius, int x, int y)
Layer	getQueryLayer()
boolean	isRepainting()
boolean	isResizing()
boolean	needsRepaint()
void	paintMap(java.awt.Graphics2D g, boolean preview)
void	pan(int sourcex, int sourcey, int currentx, int currenty)
void	setEnvelope(int minx, int miny, int maxx, int maxy) parameters are in window coordinates
void	setLayers(java.util.List<Layer> layers)
void	setQueryLayer(Layer layer)
void	setSize(int width, int height)
void	setZoomRectEnd(int x, int y)
void	setZoomRectStart(int minx, int miny)
void	startResize()
void	stopResize()
void	stopZoomin()
org.deegree.commons.utils.Pair<java.lang.Double,java.lang.Double>	translate(int x, int y)
void	zoom(double factor, int centerx, int centery)
void	zoomToMaxExtent()

Methods inherited from class java.lang.Object

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

Constructor Detail

MapController

public MapController(MapService service,
                     org.deegree.cs.CRS crs,
                     int width,
                     int height)

Parameters:

service -

crs -

width -

height -

Method Detail

isResizing

public boolean isResizing()

Returns:

true, if resizing is in progress

getCurrentImage

public java.awt.image.BufferedImage getCurrentImage()

Returns:

the currently displayed map

getCRS

public org.deegree.cs.CRS getCRS()

Returns:

the crs of the map

getQueryLayer

public Layer getQueryLayer()

Returns:

the current query layer, or null, if none is selected

isRepainting

public boolean isRepainting()

Returns:

true, if the controller is currently repainting

paintMap

public void paintMap(java.awt.Graphics2D g,
                     boolean preview)

Parameters:

g -

preview -

getFeatures

public org.deegree.feature.FeatureCollection getFeatures(int radius,
                                                         int x,
                                                         int y)

Parameters:

radius -

x -

y -

Returns:

do a get feature info internally

setLayers

public void setLayers(java.util.List<Layer> layers)

Parameters:

layers -

startResize

public void startResize()

stopResize

public void stopResize()

setSize

public void setSize(int width,
                    int height)

Parameters:

width -

height -

zoom

public void zoom(double factor,
                 int centerx,
                 int centery)

Parameters:

factor - if positive, zoom out

centerx - if negative, the center will remain unchanged

centery - if negative, the center will remain unchanged

endPanning

public void endPanning()

setEnvelope

public void setEnvelope(int minx,
                        int miny,
                        int maxx,
                        int maxy)

parameters are in window coordinates

Parameters:

minx -

miny -

maxx -

maxy -

pan

public void pan(int sourcex,
                int sourcey,
                int currentx,
                int currenty)

Parameters:

sourcex -

sourcey -

currentx -

currenty -

needsRepaint

public boolean needsRepaint()

Returns:

whether parameters have changed and the map needs repainting

translate

public org.deegree.commons.utils.Pair<java.lang.Double,java.lang.Double> translate(int x,
                                                                                   int y)

Parameters:

x -

y -

Returns:

the world coordinates

zoomToMaxExtent

public void zoomToMaxExtent()

getCurrentScale

public double getCurrentScale()

Returns:

the current scale (0.28 mm pixelsize)

setQueryLayer

public void setQueryLayer(Layer layer)

Parameters:

layer -

setZoomRectStart

public void setZoomRectStart(int minx,
                             int miny)

Parameters:

minx -

miny -

setZoomRectEnd

public void setZoomRectEnd(int x,
                           int y)

Parameters:

x -

y -

stopZoomin

public void stopZoomin()