Examples with Canvas android.graphics.Canvas used on opensource projects

Example 81 with Canvas

use of android.graphics.Canvas in project NotificationPeekPort by lzanita09.

the class WallpaperFactory method drawableToBitmap.

/**
     * Convert drawable to bitmap.
     *
     * @param drawable Drawable object to be converted.
     * @return converted bitmap.
     */
private Bitmap drawableToBitmap(Drawable drawable, int width) {
    Bitmap bitmap = Bitmap.createBitmap(drawable.getIntrinsicWidth(), drawable.getIntrinsicHeight(), Bitmap.Config.ARGB_8888);
    Canvas canvas = new Canvas(bitmap);
    drawable.setBounds(0, 0, canvas.getWidth(), canvas.getHeight());
    drawable.draw(canvas);
    bitmap = cropBitmap(bitmap, width);
    return bitmap;
}

Example 82 with Canvas

use of android.graphics.Canvas in project NotificationPeekPort by lzanita09.

the class WallpaperFactory method getPrefSystemWallpaper.

/**
     * Create a bitmap that is blurred and dimmed with the amount that user has selected.
     *
     * @return Background bitmap.
     */
public Bitmap getPrefSystemWallpaper() {
    SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(mContext);
    float radius = preferences.getFloat(PreferenceKeys.PREF_RADIUS, ImageBlurrer.MAX_SUPPORTED_BLUR_PIXELS);
    int dim = preferences.getInt(PreferenceKeys.PREF_DIM, DEFAULT_MAX_DIM);
    DisplayMetrics displayMetrics = mContext.getResources().getDisplayMetrics();
    // Blur
    ImageBlurrer imageBlurrer = new ImageBlurrer(mContext);
    Bitmap blurred = imageBlurrer.blurBitmap(drawableToBitmap(mWallpaperManager.getFastDrawable(), displayMetrics.widthPixels), radius);
    // Dim
    Canvas c = new Canvas(blurred);
    c.drawColor(Color.argb(255 - dim, 0, 0, 0));
    return blurred;
}

Example 83 with Canvas

use of android.graphics.Canvas in project robolectric by robolectric.

the class ShadowView method visualize.

/**
   * Returns a textual representation of the appearance of the object.
   *
   * @param view the view to visualize
   * @return Textual representation of the appearance of the object.
   */
public static String visualize(View view) {
    Canvas canvas = new Canvas();
    view.draw(canvas);
    return shadowOf(canvas).getDescription();
}

Example 84 with Canvas

use of android.graphics.Canvas in project robolectric by robolectric.

the class ShadowBitmapDrawableTest method withColorFilterSet_draw_shouldCopyDescriptionToCanvas.

@Test
public void withColorFilterSet_draw_shouldCopyDescriptionToCanvas() throws Exception {
    BitmapDrawable drawable = (BitmapDrawable) resources.getDrawable(R.drawable.an_image);
    drawable.setColorFilter(new ColorMatrixColorFilter(new ColorMatrix()));
    Canvas canvas = new Canvas();
    drawable.draw(canvas);
    assertThat(shadowOf(canvas).getDescription()).isEqualTo("Bitmap for resource:org.robolectric:drawable/an_image with ColorMatrixColorFilter<1,0,0,0,0,0,1,0,0,0,0,0,1,0,0,0,0,0,1,0>");
}

Example 85 with Canvas

use of android.graphics.Canvas in project robolectric by robolectric.

the class ShadowBitmapTest method shouldReceiveDescriptionWhenDrawingToCanvasWithBitmapAndMatrixAndPaint.

@Test
public void shouldReceiveDescriptionWhenDrawingToCanvasWithBitmapAndMatrixAndPaint() throws Exception {
    Bitmap bitmap1 = create("Bitmap One", 100, 100);
    Bitmap bitmap2 = create("Bitmap Two", 100, 100);
    Canvas canvas = new Canvas(bitmap1);
    canvas.drawBitmap(bitmap2, new Matrix(), null);
    assertThat(shadowOf(bitmap1).getDescription()).isEqualTo("Bitmap One\nBitmap Two transformed by Matrix[pre=[], set={}, post=[]]");
}