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

Example 76 with Matrix

use of android.graphics.Matrix in project picasso by square.

the class BitmapHunterTest method exifVerticalFlip.

@Test
public void exifVerticalFlip() {
    Request data = new Request.Builder(URI_1).rotate(-45).build();
    Bitmap source = Bitmap.createBitmap(10, 10, ARGB_8888);
    Bitmap result = transformResult(data, source, ORIENTATION_FLIP_VERTICAL);
    ShadowBitmap shadowBitmap = shadowOf(result);
    assertThat(shadowBitmap.getCreatedFromBitmap()).isSameAs(source);
    Matrix matrix = shadowBitmap.getCreatedFromMatrix();
    ShadowMatrix shadowMatrix = shadowOf(matrix);
    assertThat(shadowMatrix.getPostOperations()).containsOnly("scale -1.0 1.0");
    assertThat(shadowMatrix.getPreOperations()).containsOnly("rotate 180.0");
}

Example 77 with Matrix

use of android.graphics.Matrix in project picasso by square.

the class BitmapHunterTest method centerCropWithGravityHorizontalRight.

@Test
public void centerCropWithGravityHorizontalRight() {
    Bitmap source = Bitmap.createBitmap(20, 10, ARGB_8888);
    Request data = new Request.Builder(URI_1).resize(40, 40).centerCrop(Gravity.RIGHT).build();
    Bitmap result = transformResult(data, source, 0);
    ShadowBitmap shadowBitmap = shadowOf(result);
    assertThat(shadowBitmap.getCreatedFromBitmap()).isSameAs(source);
    assertThat(shadowBitmap.getCreatedFromX()).isEqualTo(10);
    assertThat(shadowBitmap.getCreatedFromY()).isEqualTo(0);
    assertThat(shadowBitmap.getCreatedFromWidth()).isEqualTo(10);
    assertThat(shadowBitmap.getCreatedFromHeight()).isEqualTo(10);
    Matrix matrix = shadowBitmap.getCreatedFromMatrix();
    ShadowMatrix shadowMatrix = shadowOf(matrix);
    assertThat(shadowMatrix.getPreOperations()).containsOnly("scale 4.0 4.0");
}

Example 78 with Matrix

use of android.graphics.Matrix in project picasso by square.

the class BitmapHunterTest method centerCropResultMatchesTargetSizeWhileDesiredHeightIs0.

@Test
public void centerCropResultMatchesTargetSizeWhileDesiredHeightIs0() {
    Request request = new Request.Builder(URI_1).resize(1080, 0).centerCrop().build();
    Bitmap source = Bitmap.createBitmap(640, 640, ARGB_8888);
    Bitmap result = transformResult(request, source, 0);
    ShadowBitmap shadowBitmap = shadowOf(result);
    Matrix matrix = shadowBitmap.getCreatedFromMatrix();
    ShadowMatrix shadowMatrix = shadowOf(matrix);
    String scalePreOperation = shadowMatrix.getPreOperations().get(0);
    assertThat(scalePreOperation).startsWith("scale ");
    float scaleX = Float.valueOf(scalePreOperation.split(" ")[1]);
    float scaleY = Float.valueOf(scalePreOperation.split(" ")[2]);
    int transformedWidth = Math.round(result.getWidth() * scaleX);
    int transformedHeight = Math.round(result.getHeight() * scaleY);
    assertThat(transformedWidth).isEqualTo(1080);
    assertThat(transformedHeight).isEqualTo(1080);
}

Example 79 with Matrix

use of android.graphics.Matrix in project picasso by square.

the class BitmapHunterTest method onlyScaleDownOriginalBiggerWidthIs0.

@Test
public void onlyScaleDownOriginalBiggerWidthIs0() {
    Bitmap source = Bitmap.createBitmap(50, 50, ARGB_8888);
    Request data = new Request.Builder(URI_1).resize(0, 40).onlyScaleDown().build();
    Bitmap result = transformResult(data, source, 0);
    ShadowBitmap shadowBitmap = shadowOf(result);
    assertThat(shadowBitmap.getCreatedFromBitmap()).isSameAs(source);
    Matrix matrix = shadowBitmap.getCreatedFromMatrix();
    ShadowMatrix shadowMatrix = shadowOf(matrix);
    assertThat(shadowMatrix.getPreOperations()).containsOnly("scale 0.8 0.8");
}

Example 80 with Matrix

use of android.graphics.Matrix in project HTextView by hanks-zyh.

the class PixelateText method init.

public void init(HTextView hTextView, AttributeSet attrs, int defStyle) {
    mHTextView = hTextView;
    mText = "";
    mOldText = "";
    paint = new Paint(Paint.ANTI_ALIAS_FLAG);
    paint.setColor(Color.BLACK);
    paint.setStyle(Paint.Style.FILL);
    paint.setTypeface(hTextView.getTypeface());
    oldPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
    oldPaint.setColor(Color.BLACK);
    oldPaint.setStyle(Paint.Style.FILL);
    oldPaint.setTypeface(hTextView.getTypeface());
    pixPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
    pixPaint.setColor(Color.BLACK);
    pixPaint.setStyle(Paint.Style.FILL);
    metrics = new DisplayMetrics();
    WindowManager windowManger = (WindowManager) hTextView.getContext().getSystemService(Context.WINDOW_SERVICE);
    windowManger.getDefaultDisplay().getMetrics(metrics);
    textSize = hTextView.getTextSize();
    bitmap = Bitmap.createBitmap(700, 200, Bitmap.Config.ARGB_4444);
    matrix = new Matrix();
    pixCanvas = new Canvas(bitmap);
}