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// Copyright 2017 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
package org.chromium.shape_detection;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import org.chromium.base.ContextUtils;
import org.chromium.base.test.util.UrlUtils;
import org.chromium.gms.ChromiumPlayServicesAvailability;
import org.chromium.skia.mojom.ColorType;
import org.chromium.skia.mojom.ImageInfo;
import java.nio.ByteBuffer;
/**
* Utility class for ShapeDetection instrumentation tests,
* provides support for e.g. reading files and converting
* Bitmaps to mojom.Bitmaps.
*/
public class TestUtils {
public static final boolean IS_GMS_CORE_SUPPORTED = isGmsCoreSupported();
private static boolean isGmsCoreSupported() {
return ChromiumPlayServicesAvailability.isGooglePlayServicesAvailable(
ContextUtils.getApplicationContext());
}
public static org.chromium.skia.mojom.Bitmap mojoBitmapFromBitmap(Bitmap bitmap) {
ByteBuffer buffer = ByteBuffer.allocate(bitmap.getByteCount());
bitmap.copyPixelsToBuffer(buffer);
org.chromium.skia.mojom.Bitmap mojoBitmap = new org.chromium.skia.mojom.Bitmap();
mojoBitmap.imageInfo = new ImageInfo();
mojoBitmap.imageInfo.width = bitmap.getWidth();
mojoBitmap.imageInfo.height = bitmap.getHeight();
mojoBitmap.imageInfo.colorType = ColorType.RGBA_8888;
mojoBitmap.pixelData = new org.chromium.mojo_base.mojom.BigBuffer();
mojoBitmap.pixelData.setBytes(buffer.array());
return mojoBitmap;
}
public static org.chromium.skia.mojom.Bitmap mojoBitmapFromFile(String relPath) {
String path = UrlUtils.getIsolatedTestFilePath("services/test/data/" + relPath);
Bitmap bitmap = BitmapFactory.decodeFile(path);
return mojoBitmapFromBitmap(bitmap);
}
public static org.chromium.skia.mojom.Bitmap mojoBitmapFromText(String[] texts) {
final int x = 10;
final int baseline = 100;
Paint paint = new Paint(Paint.ANTI_ALIAS_FLAG);
paint.setTextSize(36.0f);
paint.setTextAlign(Paint.Align.LEFT);
Bitmap bitmap = Bitmap.createBitmap(1080, 480, Bitmap.Config.ARGB_8888);
Canvas canvas = new Canvas(bitmap);
canvas.drawColor(Color.WHITE);
for (int i = 0; i < texts.length; i++) {
canvas.drawText(texts[i], x, baseline * (i + 1), paint);
}
return mojoBitmapFromBitmap(bitmap);
}
}
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