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Add example of image in label (#324)

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This commit is contained in:
Kevin Li
2020-05-07 08:11:14 +08:00
committed by GitHub
parent 0e44981d20
commit 310d8efc89
4 changed files with 145 additions and 0 deletions
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12
MapboxGLAndroidSDKTestApp/src/main/AndroidManifest.xml
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@@ -1169,6 +1169,18 @@
android:name="android.support.PARENT_ACTIVITY"
android:value=".activity.FeatureOverviewActivity" />
</activity>
<activity
android:name=".activity.style.ImageInLabelActivity"
android:description="@string/description_image_in_label"
android:exported="true"
android:label="@string/activity_image_in_label">
<meta-data
android:name="@string/category"
android:value="@string/category_style" />
<meta-data
android:name="android.support.PARENT_ACTIVITY"
android:value=".activity.FeatureOverviewActivity" />
</activity>
<!-- For Instrumentation tests -->
<activity
android:name=".activity.style.RuntimeStyleTimingTestActivity"

131
MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/testapp/activity/style/ImageInLabelActivity.java Normal file
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@@ -0,0 +1,131 @@
package com.mapbox.mapboxsdk.testapp.activity.style;
import android.graphics.Bitmap;
import android.graphics.Color;
import android.os.Bundle;
import com.mapbox.geojson.Feature;
import com.mapbox.geojson.FeatureCollection;
import com.mapbox.geojson.Point;
import com.mapbox.mapboxsdk.maps.MapView;
import com.mapbox.mapboxsdk.maps.MapboxMap;
import com.mapbox.mapboxsdk.maps.OnMapReadyCallback;
import com.mapbox.mapboxsdk.maps.Style;
import com.mapbox.mapboxsdk.style.expressions.Expression;
import com.mapbox.mapboxsdk.style.layers.SymbolLayer;
import com.mapbox.mapboxsdk.style.sources.GeoJsonSource;
import com.mapbox.mapboxsdk.testapp.R;
import com.mapbox.mapboxsdk.utils.BitmapUtils;
import androidx.annotation.NonNull;
import androidx.appcompat.app.AppCompatActivity;
import static com.mapbox.mapboxsdk.style.expressions.Expression.FormatOption.formatFontScale;
import static com.mapbox.mapboxsdk.style.expressions.Expression.FormatOption.formatTextColor;
import static com.mapbox.mapboxsdk.style.expressions.Expression.FormatOption.formatTextFont;
import static com.mapbox.mapboxsdk.style.expressions.Expression.formatEntry;
import static com.mapbox.mapboxsdk.style.expressions.Expression.image;
import static com.mapbox.mapboxsdk.style.expressions.Expression.literal;
import static com.mapbox.mapboxsdk.style.layers.PropertyFactory.textAllowOverlap;
import static com.mapbox.mapboxsdk.style.layers.PropertyFactory.textField;
/**
* Test image in label.
*/
public class ImageInLabelActivity extends AppCompatActivity implements OnMapReadyCallback {
private static final String ORIGINAL_SOURCE = "ORIGINAL_SOURCE";
private static final String ORIGINAL_LAYER = "ORIGINAL_LAYER";
private MapView mapView;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_stretchable_image);
mapView = findViewById(R.id.mapView);
mapView.onCreate(savedInstanceState);
mapView.getMapAsync(this);
}
@Override
public void onMapReady(@NonNull MapboxMap mapboxMap) {
mapboxMap.setStyle(Style.MAPBOX_STREETS, style -> {
Bitmap us = BitmapUtils.getBitmapFromDrawable(getResources().getDrawable(R.drawable.ic_us));
Bitmap android = BitmapUtils.getBitmapFromDrawable(getResources().getDrawable(R.drawable.ic_android));
style.addImage("us", us);
style.addImage("android", android);
Point point = Point.fromLngLat(-10, 0);
Feature feature = Feature.fromGeometry(point);
FeatureCollection originalCollection = FeatureCollection.fromFeature(feature);
GeoJsonSource originalSource = new GeoJsonSource(ORIGINAL_SOURCE, originalCollection);
SymbolLayer originalLayer = new SymbolLayer(ORIGINAL_LAYER, ORIGINAL_SOURCE)
.withProperties(
textAllowOverlap(true),
textField(Expression
.format(
formatEntry(literal("Android: "),
formatFontScale(1.0),
formatTextColor(Color.BLUE),
formatTextFont(new String[] {"Ubuntu Medium", "Arial Unicode MS Regular"})),
formatEntry(image(literal("android"))),
formatEntry(literal("Us: "),
formatFontScale(1.5),
formatTextColor(Color.YELLOW)),
formatEntry(image(literal("us"))),
formatEntry(literal("suffix"),
formatFontScale(2.0),
formatTextColor(Color.CYAN))
)
)
);
style.addSource(originalSource);
style.addLayer(originalLayer);
});
}
@Override
protected void onStart() {
super.onStart();
mapView.onStart();
}
@Override
protected void onResume() {
super.onResume();
mapView.onResume();
}
@Override
protected void onPause() {
super.onPause();
mapView.onPause();
}
@Override
protected void onStop() {
super.onStop();
mapView.onStop();
}
@Override
public void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
mapView.onSaveInstanceState(outState);
}
@Override
public void onLowMemory() {
super.onLowMemory();
mapView.onLowMemory();
}
@Override
public void onDestroy() {
super.onDestroy();
mapView.onDestroy();
}
}

1
MapboxGLAndroidSDKTestApp/src/main/res/values/descriptions.xml
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@@ -21,6 +21,7 @@
<string name="description_region">Download an offline region.</string>
<string name="description_within">Usage of the within expression on a buffered geometry</string>
<string name="description_stretchable_image">Usage of the stretchable image as a background for text.</string>
<string name="description_image_in_label">Usage of the image in label.</string>
<string name="description_update_metadata">Update metadata example</string>
<string name="description_offline_region_delete">Delete region example</string>
<string name="description_change_resources_cache_path">Change resources cache path example</string>

1
MapboxGLAndroidSDKTestApp/src/main/res/values/titles.xml
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@@ -94,4 +94,5 @@
<string name="activity_region">Download region</string>
<string name="activity_within">Within expression</string>
<string name="activity_stretchable_image">Stretchable Image</string>
<string name="activity_image_in_label">Image In Label</string>
</resources>