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Line texture: JTS PathLayer support, #105

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This commit is contained in:
Emux
2016-08-03 15:14:48 +03:00
parent de74719672
commit b32b5ceb0b
7 changed files with 237 additions and 241 deletions
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113
vtm-android-example/src/org/oscim/android/test/LineTexActivity.java
View File

@@ -18,14 +18,15 @@
package org.oscim.android.test;
import android.os.Bundle;
import android.os.SystemClock;
import org.oscim.backend.CanvasAdapter;
import org.oscim.backend.canvas.Color;
import org.oscim.core.GeoPoint;
import org.oscim.layers.PathLayer;
import org.oscim.core.MapPosition;
import org.oscim.event.Event;
import org.oscim.layers.vector.PathLayer;
import org.oscim.layers.vector.geometries.Style;
import org.oscim.map.Map;
import org.oscim.renderer.bucket.TextureItem;
import org.oscim.theme.styles.LineStyle;
import java.util.ArrayList;
import java.util.List;
@@ -38,23 +39,52 @@ import static org.oscim.tiling.source.bitmap.DefaultSources.STAMEN_TONER;
*/
public class LineTexActivity extends BitmapTileMapActivity {
private static final boolean ANIMATION = false;
private List<PathLayer> mPathLayers = new ArrayList<>();
public LineTexActivity() {
super(STAMEN_TONER.build());
}
TextureItem tex;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
mBitmapLayer.tileRenderer().setBitmapAlpha(0.5f);
tex = new TextureItem(CanvasAdapter.getBitmapAsset("", "patterns/pike.png"));
TextureItem tex = new TextureItem(CanvasAdapter.getBitmapAsset("", "patterns/pike.png"));
tex.mipmap = true;
createLayers(1, true);
for (double lat = -90; lat <= 90; lat += 5) {
int c = Color.fade(Color.rainbow((float) (lat + 90) / 180), 0.5f);
Style style = Style.builder()
.stippleColor(c)
.stipple(24)
.stippleWidth(1)
.strokeWidth(12)
.strokeColor(c)
.fixed(true)
.texture(tex)
.build();
PathLayer pathLayer = new PathLayer(mMap, style);
mMap.layers().add(pathLayer);
mPathLayers.add(pathLayer);
}
//looooop();
if (ANIMATION)
mMap.events.bind(new Map.UpdateListener() {
@Override
public void onMapEvent(Event e, MapPosition mapPosition) {
//if (e == Map.UPDATE_EVENT) {
long t = System.currentTimeMillis();
float pos = t % 20000 / 10000f - 1f;
createLayers(pos);
mMap.updateMap(true);
//}
}
});
else
createLayers(1);
}
@Override
@@ -65,40 +95,16 @@ public class LineTexActivity extends BitmapTileMapActivity {
mMap.setMapPosition(0, 0, 1 << 2);
}
void looooop() {
mMap.postDelayed(new Runnable() {
@Override
public void run() {
long t = SystemClock.uptimeMillis();
float pos = t % 20000 / 10000f - 1f;
createLayers(pos, false);
//Samples.log.debug("update took" + (SystemClock.uptimeMillis() - t) + " " + pos);
looooop();
redraw();
}
}, 50);
}
void redraw() {
mMap.render();
}
ArrayList<PathLayer> mPathLayers = new ArrayList<>();
void createLayers(float pos, boolean init) {
void createLayers(float pos) {
int i = 0;
for (double lat = -90; lat <= 90; lat += 5) {
List<GeoPoint> pts = new ArrayList<>();
double[] packedCoordinates = new double[360 + 2];
//List<GeoPoint> pts = new ArrayList<>();
int c = 0;
for (double lon = -180; lon <= 180; lon += 2) {
//pts.add(new GeoPoint(lat, lon));
double longitude = lon + (pos * 180);
if (longitude < -180)
longitude += 360;
if (longitude > 180)
longitude -= 360;
double longitude = lon;
double latitude = lat + (pos * 90);
if (latitude < -90)
@@ -108,32 +114,15 @@ public class LineTexActivity extends BitmapTileMapActivity {
latitude += Math.sin((Math.abs(pos) * (lon / Math.PI)));
pts.add(new GeoPoint(latitude, longitude));
}
PathLayer pathLayer;
if (init) {
int c = Color.fade(Color.rainbow((float) (lat + 90) / 180), 0.9f);
LineStyle style = LineStyle.builder()
.stippleColor(c)
.stipple(24)
.stippleWidth(1)
.strokeWidth(12)
.strokeColor(c)
.fixed(true)
.texture(tex)
.build();
pathLayer = new PathLayer(mMap, style);
mMap.layers().add(pathLayer);
mPathLayers.add(pathLayer);
} else {
pathLayer = mPathLayers.get(i++);
packedCoordinates[c++] = longitude;
packedCoordinates[c++] = latitude;
}
pathLayer.setPoints(pts);
//LineString line = new LineString(factory.create(packedCoordinates, 2), geomFactory);
//mPathLayers.get(i++).setLineString(line);
mPathLayers.get(i++).setLineString(packedCoordinates);
}
}
}

23
vtm-android-example/src/org/oscim/android/test/VectorLayerMapActivity.java
View File

@@ -24,16 +24,20 @@ import org.oscim.layers.TileGridLayer;
import org.oscim.layers.vector.VectorLayer;
import org.oscim.layers.vector.geometries.PointDrawable;
import org.oscim.layers.vector.geometries.Style;
import org.oscim.theme.VtmThemes;
import org.oscim.utils.ColorUtil;
public class VectorLayerMapActivity extends BaseMapActivity {
import static org.oscim.tiling.source.bitmap.DefaultSources.STAMEN_TONER;
public class VectorLayerMapActivity extends BitmapTileMapActivity {
public VectorLayerMapActivity() {
super(STAMEN_TONER.build());
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
mMap.setTheme(VtmThemes.DEFAULT);
mBitmapLayer.tileRenderer().setBitmapAlpha(0.5f);
VectorLayer vectorLayer = new VectorLayer(mMap);
@@ -74,13 +78,13 @@ public class VectorLayerMapActivity extends BaseMapActivity {
Style.Builder sb = Style.builder()
.buffer(0.5)
.fillColor(Color.RED)
.fillAlpha(0.2);
.fillAlpha(0.2f);
for (int i = 0; i < 2000; i++) {
Style style = sb.buffer(Math.random() + 0.2)
.fillColor(ColorUtil.setHue(Color.RED,
(int) (Math.random() * 50) / 50.0))
.fillAlpha(0.5)
.fillAlpha(0.5f)
.build();
vectorLayer.add(new PointDrawable(Math.random() * 180 - 90,
@@ -88,10 +92,17 @@ public class VectorLayerMapActivity extends BaseMapActivity {
style));
}
vectorLayer.update();
mMap.layers().add(vectorLayer);
mMap.layers().add(new TileGridLayer(mMap, 0xff222222, 1.2f, 1));
}
@Override
protected void onResume() {
super.onResume();
/* ignore saved position */
mMap.setMapPosition(0, 0, 1 << 2);
}
}