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implement animating zoom

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git-svn-id: https://osmand.googlecode.com/svn/trunk@315 e29c36b1-1cfa-d876-8d93-3434fc2bb7b8
This commit is contained in:
Victor Shcherb 2010-07-10 22:34:27 +00:00
parent 03569b29cb
commit 97b00ef47e
4 changed files with 69 additions and 14 deletions
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3
DataExtractionOSM/src/com/osmand/ToDoConstants.java
View file

@ -19,8 +19,7 @@ public class ToDoConstants {
// 60. Audio guidance for routing !
// 68. Implement service to app work with screen offline
// (introduce special settings how often update location to monitoring & audio guidance)
// 69. Multitouch zoom, animated zoom, animate map shift!
// check everywhere float zoom
// 69. Multitouch zoom, animated zoom, animate map shift (when select some point to see)!
// Improvement : Show stops in the transport route on the map
// Not clear if it is really needed

4
OsmAnd/src/com/osmand/activities/MapActivity.java
View file

@ -228,7 +228,7 @@ public class MapActivity extends Activity implements IMapLocationListener, Senso
zoomControls.setOnZoomInClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
mapView.setZoom(mapView.getZoom() + 1);
mapView.getAnimatedDraggingThread().startZooming(mapView.getZoom(), mapView.getZoom() + 1);
showAndHideMapPosition();
// user can preview map manually switch off auto zoom while user don't press back to location
if(OsmandSettings.isAutoZoomEnabled(MapActivity.this)){
@ -239,7 +239,7 @@ public class MapActivity extends Activity implements IMapLocationListener, Senso
zoomControls.setOnZoomOutClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
mapView.setZoom(mapView.getZoom() - 1);
mapView.getAnimatedDraggingThread().startZooming(mapView.getZoom(), mapView.getZoom() - 1);
showAndHideMapPosition();
// user can preview map manually switch off auto zoom while user don't press back to location
if(OsmandSettings.isAutoZoomEnabled(MapActivity.this)){

55
OsmAnd/src/com/osmand/views/AnimateDraggingMapThread.java
View file

@ -6,9 +6,15 @@ package com.osmand.views;
*/
public class AnimateDraggingMapThread implements Runnable {
public interface AnimateDraggingCallback {
public void dragTo(float curX, float curY, float newX, float newY);
public void zoomTo(float zoom);
}
private int endZ;
private float curZ;
private int timeZ;
private float curX;
private float curY;
@ -18,6 +24,7 @@ public class AnimateDraggingMapThread implements Runnable {
private float ay;
private byte dirX;
private byte dirY;
private byte dirZ;
private long time;
private volatile boolean stopped;
private final float a = 0.001f;
@ -30,20 +37,42 @@ public class AnimateDraggingMapThread implements Runnable {
public void run() {
currentThread = Thread.currentThread();
try {
while (!stopped && (vx > 0 || vy > 0)) {
Thread.sleep((long) (40d / (Math.max(vx, vy) + 0.45)));
while (!stopped && (vx > 0 || vy > 0 || curZ != endZ)) {
// calculate sleep
long sleep = 0;
if(vx > 0 || vy > 0){
sleep = (long) (40d / (Math.max(vx, vy) + 0.45));
} else {
sleep = 80;
}
Thread.sleep(sleep);
long curT = System.currentTimeMillis();
int dt = (int) (curT - time);
float newX = vx > 0 ? curX + dirX * vx * dt : curX;
float newY = vy > 0 ? curY + dirY * vy * dt : curY;
float newZ = curZ;
if(timeZ > 0){
newZ = newZ + dirZ * (float)dt / timeZ;
if(dirZ > 0 == newZ > endZ){
newZ = endZ;
}
}
if (!stopped && callback != null) {
callback.dragTo(curX, curY, newX, newY);
if(newZ > 0){
callback.zoomTo(newZ);
}
}
vx -= ax * dt;
vy -= ay * dt;
time = curT;
curX = newX;
curY = newY;
curZ = newZ;
}
if(curZ != endZ && endZ > 0){
callback.zoomTo(endZ);
}
} catch (InterruptedException e) {
}
@ -54,14 +83,14 @@ public class AnimateDraggingMapThread implements Runnable {
/**
* Stop dragging async
*/
public void stopDragging(){
public void stopAnimating(){
stopped = true;
}
/**
* Stop dragging sync
*/
public void stopDraggingSync(){
public void stopAnimatingSync(){
// wait until current thread != null
stopped = true;
while(currentThread != null){
@ -72,6 +101,22 @@ public class AnimateDraggingMapThread implements Runnable {
}
}
public void startZooming(int zoomStart, int zoomEnd){
stopAnimatingSync();
if(zoomStart < zoomEnd){
dirZ = 1;
} else {
dirZ = -1;
}
curZ = zoomStart;
endZ = zoomEnd;
timeZ = 600;
time = System.currentTimeMillis();
stopped = false;
Thread thread = new Thread(this,"Animatable dragging"); //$NON-NLS-1$
thread.start();
}
public void startDragging(float dTime, float startX, float startY, float endX, float endY){
vx = Math.abs((endX - startX)/dTime);
vy = Math.abs((endY - startY)/dTime);
@ -79,7 +124,7 @@ public class AnimateDraggingMapThread implements Runnable {
}
public void startDragging(float velocityX, float velocityY, float startX, float startY, float endX, float endY){
stopDraggingSync();
stopAnimatingSync();
vx = velocityX;
vy = velocityY;
dirX = (byte) (endX > startX ? 1 : -1);

21
OsmAnd/src/com/osmand/views/OsmandMapTileView.java
View file

@ -218,17 +218,24 @@ public class OsmandMapTileView extends SurfaceView implements IMapDownloaderCall
public void setZoom(float zoom){
if (map == null || (map.getMaximumZoomSupported() >= zoom && map.getMinimumZoomSupported() <= zoom)) {
animatedDraggingThread.stopDragging();
animatedDraggingThread.stopAnimating();
this.zoom = zoom;
refreshMap();
}
}
// for internal usage
@Override
public void zoomTo(float zoom) {
this.zoom = zoom;
refreshMap();
}
public void setRotate(float rotate) {
float dif = this.rotate - rotate;
if (dif > 2 || dif < -2) {
this.rotate = rotate;
animatedDraggingThread.stopDragging();
animatedDraggingThread.stopAnimating();
refreshMap();
}
}
@ -262,7 +269,7 @@ public class OsmandMapTileView extends SurfaceView implements IMapDownloaderCall
}
public void setLatLon(double latitude, double longitude){
animatedDraggingThread.stopDragging();
animatedDraggingThread.stopAnimating();
this.latitude = latitude;
this.longitude = longitude;
refreshMap();
@ -631,7 +638,7 @@ public class OsmandMapTileView extends SurfaceView implements IMapDownloaderCall
@Override
public boolean onTouchEvent(MotionEvent event) {
if(event.getAction() == MotionEvent.ACTION_DOWN){
animatedDraggingThread.stopDragging();
animatedDraggingThread.stopAnimating();
}
if (!multiTouchSupport.onTouchEvent(event)) {
/* return */gestureDetector.onTouchEvent(event);
@ -671,7 +678,7 @@ public class OsmandMapTileView extends SurfaceView implements IMapDownloaderCall
@Override
public boolean onDown(MotionEvent e) {
animatedDraggingThread.stopDragging();
animatedDraggingThread.stopAnimating();
return false;
}
@ -702,6 +709,10 @@ public class OsmandMapTileView extends SurfaceView implements IMapDownloaderCall
return true;
}
public AnimateDraggingMapThread getAnimatedDraggingThread() {
return animatedDraggingThread;
}
@Override
public void onLongPress(MotionEvent e) {
if(multiTouchSupport.isInZoomMode()){