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Add new download handler

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This commit is contained in:
vshcherb 2013-10-16 23:17:56 +02:00
parent aea2a3bddd
commit 04046a8946
3 changed files with 38 additions and 82 deletions
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101
OsmAnd/src/net/osmand/plus/osmedit/OsmBugsLayer.java
View file

@ -40,9 +40,6 @@ import android.graphics.Paint;
import android.graphics.PointF;
import android.os.AsyncTask;
import android.os.Bundle;
import android.os.Handler;
import android.os.Looper;
import android.os.Message;
import android.util.Xml;
import android.view.View;
import android.widget.EditText;
@ -55,18 +52,11 @@ public class OsmBugsLayer extends OsmandMapLayer implements IContextMenuProvider
private static final int SEARCH_LIMIT = 100;
private OsmandMapTileView view;
private Handler handlerToLoop;
private List<OpenStreetNote> objects = new ArrayList<OpenStreetNote>();
private Paint pointClosedUI;
private Paint pointOpenedUI;
private Paint pointNotSubmitedUI;
private double cTopLatitude;
private double cBottomLatitude;
private double cLeftLongitude;
private double cRightLongitude;
private int czoom;
private final MapActivity activity;
private static final String KEY_AUTHOR = "author";
@ -80,6 +70,7 @@ public class OsmBugsLayer extends OsmandMapLayer implements IContextMenuProvider
private static Bundle dialogBundle = new Bundle();
private OsmBugsLocalUtil local;
private OsmBugsRemoteUtil remote;
private MapLayerData<List<OpenStreetNote>> data;
public OsmBugsLayer(MapActivity activity){
this.activity = activity;
@ -99,19 +90,6 @@ public class OsmBugsLayer extends OsmandMapLayer implements IContextMenuProvider
@Override
public void initLayer(OsmandMapTileView view) {
this.view = view;
synchronized (this) {
if (handlerToLoop == null) {
new Thread("Open street bugs layer") { //$NON-NLS-1$
@Override
public void run() {
Looper.prepare();
handlerToLoop = new Handler();
Looper.loop();
}
}.start();
}
}
pointOpenedUI = new Paint();
pointOpenedUI.setColor(activity.getResources().getColor(R.color.osmbug_opened));
pointOpenedUI.setAntiAlias(true);
@ -121,21 +99,23 @@ public class OsmBugsLayer extends OsmandMapLayer implements IContextMenuProvider
pointClosedUI = new Paint();
pointClosedUI.setColor(activity.getResources().getColor(R.color.osmbug_closed));
pointClosedUI.setAntiAlias(true);
data = new OsmandMapLayer.MapLayerData<List<OpenStreetNote>>() {
{
ZOOM_THRESHOLD = 1;
}
@Override
protected List<OpenStreetNote> calculateResult(RotatedTileBox tileBox) {
QuadRect bounds = tileBox.getLatLonBounds();
return loadingBugs(bounds.top, bounds.left, bounds.bottom, bounds.right);
}
};
}
@Override
public void destroyLayer() {
synchronized (this) {
if(handlerToLoop != null){
handlerToLoop.post(new Runnable(){
@Override
public void run() {
Looper.myLooper().quit();
}
});
handlerToLoop = null;
}
}
}
@Override
@ -147,13 +127,15 @@ public class OsmBugsLayer extends OsmandMapLayer implements IContextMenuProvider
public void onPrepareBufferImage(Canvas canvas, RotatedTileBox tileBox, DrawSettings settings) {
if (tileBox.getZoom() >= startZoom) {
// request to load
final QuadRect latLonBounds = tileBox.getLatLonBounds();
requestToLoad(latLonBounds.top, latLonBounds.left, latLonBounds.bottom, latLonBounds.right, tileBox.getZoom());
data.queryNewData(tileBox);
List<OpenStreetNote> objects = data.getResults();
if (objects != null) {
for (OpenStreetNote o : objects) {
int x = tileBox.getPixXFromLonNoRot(o.getLongitude());
int y = tileBox.getPixYFromLatNoRot(o.getLatitude());
canvas.drawCircle(x, y, getRadiusBug(tileBox), o.isLocal() ? pointNotSubmitedUI : (o.isOpened() ? pointOpenedUI
: pointClosedUI));
canvas.drawCircle(x, y, getRadiusBug(tileBox), o.isLocal() ? pointNotSubmitedUI
: (o.isOpened() ? pointOpenedUI : pointClosedUI));
}
}
}
}
@ -181,37 +163,7 @@ public class OsmBugsLayer extends OsmandMapLayer implements IContextMenuProvider
return (int) (z * tb.getDensity());
}
public void requestToLoad(double topLatitude, double leftLongitude, double bottomLatitude,double rightLongitude, final int zoom){
boolean inside = cTopLatitude >= topLatitude && cLeftLongitude <= leftLongitude && cRightLongitude >= rightLongitude
&& cBottomLatitude <= bottomLatitude;
if((!inside || (czoom != zoom && objects.size() >= SEARCH_LIMIT)) && handlerToLoop != null){
handlerToLoop.removeMessages(1);
final double nTopLatitude = topLatitude + (topLatitude -bottomLatitude);
final double nBottomLatitude = bottomLatitude - (topLatitude -bottomLatitude);
final double nLeftLongitude = leftLongitude - (rightLongitude - leftLongitude);
final double nRightLongitude = rightLongitude + (rightLongitude - leftLongitude);
Message msg = Message.obtain(handlerToLoop, new Runnable() {
@Override
public void run() {
if(handlerToLoop != null && !handlerToLoop.hasMessages(1)){
boolean inside = cTopLatitude >= nTopLatitude && cLeftLongitude <= nLeftLongitude && cRightLongitude >= nRightLongitude
&& cBottomLatitude <= nBottomLatitude;
if (!inside || czoom != zoom) {
objects = loadingBugs(nTopLatitude, nLeftLongitude, nBottomLatitude, nRightLongitude);
cTopLatitude = nTopLatitude;
cLeftLongitude = nLeftLongitude;
cRightLongitude = nRightLongitude;
cBottomLatitude = nBottomLatitude;
czoom = zoom;
refreshMap();
}
}
}
});
msg.what = 1;
handlerToLoop.sendMessage(msg);
}
}
@Override
public boolean onLongPressEvent(PointF point, RotatedTileBox tileBox) {
@ -219,6 +171,7 @@ public class OsmBugsLayer extends OsmandMapLayer implements IContextMenuProvider
}
public void getBugFromPoint(RotatedTileBox tb, PointF point, List<? super OpenStreetNote> res){
List<OpenStreetNote> objects = data.getResults();
if (objects != null && view != null) {
int ex = (int) point.x;
int ey = (int) point.y;
@ -260,16 +213,10 @@ public class OsmBugsLayer extends OsmandMapLayer implements IContextMenuProvider
return false;
}
public void clearCache() {
objects.clear();
cTopLatitude = 0;
cBottomLatitude = 0;
cLeftLongitude = 0;
cRightLongitude = 0;
data.clearCache();
}
private static String readText(XmlPullParser parser, String key) throws XmlPullParserException, IOException {
int tok;
String text = "";

1
OsmAnd/src/net/osmand/plus/views/DownloadedRegionsLayer.java
View file

@ -183,7 +183,6 @@ public class DownloadedRegionsLayer extends OsmandMapLayer {
}
}
}
System.out.println("Queried regions " + result.size());
return result;
}

12
OsmAnd/src/net/osmand/plus/views/OsmandMapLayer.java
View file

@ -79,8 +79,12 @@ public abstract class OsmandMapLayer {
return queriedBox;
}
public T getResults() {
return results;
}
public boolean queriedBoxContains(final RotatedTileBox queriedData, final RotatedTileBox newBox) {
return queriedData != null && !queriedData.containsTileBox(newBox) && Math.abs(queriedData.getZoom() - newBox.getZoom()) <= ZOOM_THRESHOLD;
return queriedData != null && queriedData.containsTileBox(newBox) && Math.abs(queriedData.getZoom() - newBox.getZoom()) <= ZOOM_THRESHOLD;
}
public void queryNewData(RotatedTileBox tileBox) {
@ -151,6 +155,12 @@ public abstract class OsmandMapLayer {
}
}
public void clearCache() {
results = null;
queriedBox = null;
}
}
}