com.vividsolutions.jump.workbench.ui
Class Viewport
java.lang.Object
com.vividsolutions.jump.workbench.ui.Viewport
- All Implemented Interfaces:
- Java2DConverter.PointConverter
public class Viewport
- extends java.lang.Object
- implements Java2DConverter.PointConverter
Controls the area on the model being viewed by a LayerViewPanel.
Method Summary |
void |
addListener(ViewportListener l)
|
com.vividsolutions.jts.geom.Envelope |
fullExtent()
|
com.vividsolutions.jts.geom.Envelope |
getEnvelopeInModelCoordinates()
|
Java2DConverter |
getJava2DConverter()
|
java.awt.geom.AffineTransform |
getModelToViewTransform()
|
java.awt.geom.Point2D |
getOriginInModelCoordinates()
|
LayerViewPanel |
getPanel()
|
double |
getScale()
|
ZoomHistory |
getZoomHistory()
|
void |
initialize(double newScale,
java.awt.geom.Point2D newViewOriginAsPerceivedByModel)
Set both values but repaint once. |
static java.awt.geom.AffineTransform |
modelToViewTransform(double scale,
java.awt.geom.Point2D viewOriginAsPerceivedByModel,
double panelHeight)
|
void |
removeListener(ViewportListener l)
|
com.vividsolutions.jts.geom.Coordinate |
toModelCoordinate(java.awt.geom.Point2D viewPoint)
|
com.vividsolutions.jts.geom.Envelope |
toModelEnvelope(double x1,
double x2,
double y1,
double y2)
|
java.awt.geom.Point2D |
toModelPoint(java.awt.geom.Point2D viewPoint)
|
java.awt.geom.Point2D |
toViewPoint(com.vividsolutions.jts.geom.Coordinate modelCoordinate)
|
java.awt.geom.Point2D |
toViewPoint(java.awt.geom.Point2D modelPoint)
|
java.util.Collection |
toViewPoints(java.util.Collection modelCoordinates)
|
java.awt.geom.Rectangle2D |
toViewRectangle(com.vividsolutions.jts.geom.Envelope envelope)
|
void |
update()
|
void |
zoom(com.vividsolutions.jts.geom.Envelope modelEnvelope)
|
void |
zoom(java.awt.geom.Point2D centreOfNewViewAsPerceivedByOldView,
double widthOfNewViewAsPerceivedByOldView,
double heightOfNewViewAsPerceivedByOldView)
Of widthOfNewViewAsPerceivedByOldView and heightOfNewViewAsPerceivedByOldView,
this method will choose the one producing the least zoom. |
void |
zoomToFullExtent()
|
void |
zoomToViewPoint(java.awt.geom.Point2D centreOfNewViewAsPerceivedByOldView,
double zoomFactor)
|
Methods inherited from class java.lang.Object |
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Viewport
public Viewport(LayerViewPanel panel)
getPanel
public LayerViewPanel getPanel()
addListener
public void addListener(ViewportListener l)
removeListener
public void removeListener(ViewportListener l)
getJava2DConverter
public Java2DConverter getJava2DConverter()
getZoomHistory
public ZoomHistory getZoomHistory()
update
public void update()
throws java.awt.geom.NoninvertibleTransformException
- Throws:
java.awt.geom.NoninvertibleTransformException
modelToViewTransform
public static java.awt.geom.AffineTransform modelToViewTransform(double scale,
java.awt.geom.Point2D viewOriginAsPerceivedByModel,
double panelHeight)
getScale
public double getScale()
initialize
public void initialize(double newScale,
java.awt.geom.Point2D newViewOriginAsPerceivedByModel)
- Set both values but repaint once.
getOriginInModelCoordinates
public java.awt.geom.Point2D getOriginInModelCoordinates()
zoom
public void zoom(java.awt.geom.Point2D centreOfNewViewAsPerceivedByOldView,
double widthOfNewViewAsPerceivedByOldView,
double heightOfNewViewAsPerceivedByOldView)
throws java.awt.geom.NoninvertibleTransformException
- Of widthOfNewViewAsPerceivedByOldView and heightOfNewViewAsPerceivedByOldView,
this method will choose the one producing the least zoom.
- Throws:
java.awt.geom.NoninvertibleTransformException
toModelPoint
public java.awt.geom.Point2D toModelPoint(java.awt.geom.Point2D viewPoint)
throws java.awt.geom.NoninvertibleTransformException
- Throws:
java.awt.geom.NoninvertibleTransformException
toModelCoordinate
public com.vividsolutions.jts.geom.Coordinate toModelCoordinate(java.awt.geom.Point2D viewPoint)
throws java.awt.geom.NoninvertibleTransformException
- Throws:
java.awt.geom.NoninvertibleTransformException
toViewPoint
public java.awt.geom.Point2D toViewPoint(java.awt.geom.Point2D modelPoint)
throws java.awt.geom.NoninvertibleTransformException
- Throws:
java.awt.geom.NoninvertibleTransformException
toViewPoint
public java.awt.geom.Point2D toViewPoint(com.vividsolutions.jts.geom.Coordinate modelCoordinate)
throws java.awt.geom.NoninvertibleTransformException
- Specified by:
toViewPoint
in interface Java2DConverter.PointConverter
- Throws:
java.awt.geom.NoninvertibleTransformException
toModelEnvelope
public com.vividsolutions.jts.geom.Envelope toModelEnvelope(double x1,
double x2,
double y1,
double y2)
throws java.awt.geom.NoninvertibleTransformException
- Throws:
java.awt.geom.NoninvertibleTransformException
getModelToViewTransform
public java.awt.geom.AffineTransform getModelToViewTransform()
throws java.awt.geom.NoninvertibleTransformException
- Throws:
java.awt.geom.NoninvertibleTransformException
getEnvelopeInModelCoordinates
public com.vividsolutions.jts.geom.Envelope getEnvelopeInModelCoordinates()
zoom
public void zoom(com.vividsolutions.jts.geom.Envelope modelEnvelope)
throws java.awt.geom.NoninvertibleTransformException
- Throws:
java.awt.geom.NoninvertibleTransformException
zoomToFullExtent
public void zoomToFullExtent()
throws java.awt.geom.NoninvertibleTransformException
- Throws:
java.awt.geom.NoninvertibleTransformException
fullExtent
public com.vividsolutions.jts.geom.Envelope fullExtent()
zoomToViewPoint
public void zoomToViewPoint(java.awt.geom.Point2D centreOfNewViewAsPerceivedByOldView,
double zoomFactor)
throws java.awt.geom.NoninvertibleTransformException
- Throws:
java.awt.geom.NoninvertibleTransformException
toViewPoints
public java.util.Collection toViewPoints(java.util.Collection modelCoordinates)
throws java.awt.geom.NoninvertibleTransformException
- Throws:
java.awt.geom.NoninvertibleTransformException
toViewRectangle
public java.awt.geom.Rectangle2D toViewRectangle(com.vividsolutions.jts.geom.Envelope envelope)
throws java.awt.geom.NoninvertibleTransformException
- Throws:
java.awt.geom.NoninvertibleTransformException