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add MapPosition(lat,lon,scale), Map.setMapPosition(lat,lon,scale)

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This commit is contained in:
Hannes Janetzek 2013-09-28 21:04:29 +02:00
parent 170e8287ab
commit 1226e6c292
2 changed files with 13 additions and 0 deletions
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8
vtm/src/org/oscim/core/MapPosition.java
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@ -46,6 +46,11 @@ public class MapPosition {
this.angle = 0;
}
public MapPosition(double latitude, double longitude, double scale) {
setPosition(latitude, longitude);
setScale(scale);
}
public void setZoomLevel(int zoomLevel) {
this.zoomLevel = zoomLevel;
this.scale = 1 << zoomLevel;
@ -75,6 +80,9 @@ public class MapPosition {
this.y = other.y;
}
/**
* @return scale relative to zoom-level.
*/
public double getZoomScale() {
return scale / (1 << zoomLevel);
}

5
vtm/src/org/oscim/map/Map.java
View File

@ -191,6 +191,11 @@ public abstract class Map implements EventDispatcher {
updateMap(true);
}
public void setMapPosition(double latitude, double longitude, double scale) {
mViewport.setMapPosition(new MapPosition(latitude, longitude, scale));
updateMap(true);
}
/**
* Get current {@link MapPosition}.
*