1 files changed, 132 insertions, 0 deletions
diff --git a/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/annotations/SpriteFactory.java b/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/annotations/SpriteFactory.java
new file mode 100644
index 0000000000..78f7673f89
--- /dev/null
+++ b/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/annotations/SpriteFactory.java
@@ -0,0 +1,132 @@
+package com.mapbox.mapboxsdk.annotations;
+
+import android.content.Context;
+import android.graphics.Bitmap;
+import android.graphics.BitmapFactory;
+import android.graphics.Canvas;
+import android.graphics.Rect;
+import android.graphics.drawable.Drawable;
+import android.os.Build;
+import android.util.DisplayMetrics;
+import android.view.WindowManager;
+
+import com.mapbox.mapboxsdk.R;
+import com.mapbox.mapboxsdk.exceptions.TooManySpritesException;
+import com.mapbox.mapboxsdk.views.MapView;
+
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.io.InputStream;
+
+public final class SpriteFactory {
+
+    private static final String SPRITE_ID_PREFIX = "com.mapbox.sprites.sprite_";
+
+    private MapView mMapView;
+    private Sprite mDefaultMarker;
+    private BitmapFactory.Options mOptions;
+
+    private int mNextId = 0;
+
+    public SpriteFactory(MapView mapView) {
+        mMapView = mapView;
+        DisplayMetrics realMetrics = null;
+        DisplayMetrics metrics = new DisplayMetrics();
+        WindowManager wm = (WindowManager) mMapView.getContext().getSystemService(Context.WINDOW_SERVICE);
+
+        if (android.os.Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
+            realMetrics = new DisplayMetrics();
+            wm.getDefaultDisplay().getRealMetrics(realMetrics);
+        }
+        wm.getDefaultDisplay().getMetrics(metrics);
+
+        mOptions = new BitmapFactory.Options();
+        mOptions.inScaled = true;
+        mOptions.inDensity = DisplayMetrics.DENSITY_DEFAULT;
+        mOptions.inTargetDensity = metrics.densityDpi;
+        if (realMetrics != null) {
+            mOptions.inScreenDensity = realMetrics.densityDpi;
+        }
+
+    }
+
+    public Sprite fromBitmap(Bitmap bitmap) {
+        if (bitmap == null) {
+            return null;
+        }
+
+        if (mNextId < 0) {
+            throw new TooManySpritesException();
+        }
+        String id = SPRITE_ID_PREFIX + ++mNextId;
+
+        return new Sprite(id, bitmap);
+    }
+
+    public Sprite fromDrawable(Drawable drawable) {
+        int width = drawable.getIntrinsicWidth();
+        int height = drawable.getIntrinsicHeight();
+
+        return fromDrawable(drawable, width, height);
+    }
+
+
+    public Sprite fromDrawable(Drawable drawable, int width, int height) {
+        if ((width < 0) || (height < 0)) {
+            return null;
+        }
+
+        Bitmap bitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
+        Canvas canvas = new Canvas(bitmap);
+        Rect temp = drawable.getBounds();
+        Rect bounds = new Rect(0, 0, width, height);
+        drawable.setBounds(bounds);
+        drawable.draw(canvas);
+        drawable.setBounds(temp);
+
+        return fromBitmap(bitmap);
+    }
+
+    public Sprite fromResource(int resourceId) {
+        Bitmap bitmap = BitmapFactory.decodeResource(mMapView.getResources(), resourceId);
+        return fromBitmap(bitmap);
+    }
+
+    public Sprite defaultMarker() {
+        if (mDefaultMarker == null) {
+            mDefaultMarker = fromResource(R.drawable.default_marker);
+        }
+        return mDefaultMarker;
+    }
+
+    private Sprite fromInputStream(InputStream is) {
+        Bitmap bitmap = BitmapFactory.decodeStream(is, null, mOptions);
+        return fromBitmap(bitmap);
+    }
+
+    public Sprite fromAsset(String assetName) {
+        InputStream is;
+        try {
+            is = mMapView.getContext().getAssets().open(assetName);
+        } catch (IOException e) {
+            return null;
+        }
+        return fromInputStream(is);
+    }
+
+    public Sprite fromPath(String absolutePath) {
+        Bitmap bitmap = BitmapFactory.decodeFile(absolutePath, mOptions);
+        return fromBitmap(bitmap);
+    }
+
+    public Sprite fromFile(String fileName) {
+        FileInputStream is;
+        try {
+            is = mMapView.getContext().openFileInput(fileName);
+        } catch (FileNotFoundException e) {
+            return null;
+        }
+        return fromInputStream(is);
+    }
+}