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

Example 41 with PointF

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

the class ShadowMatrixTest method testPreScale.

@Test
public void testPreScale() {
    final Matrix matrix1 = new Matrix();
    matrix1.preScale(2.0f, 2.0f);
    assertPointsEqual(mapPoint(matrix1, 1.0f, 1.0f), new PointF(2.0f, 2.0f));
    matrix1.preScale(2.0f, 2.0f);
    assertPointsEqual(mapPoint(matrix1, 1.0f, 1.0f), new PointF(4.0f, 4.0f));
    final Matrix matrix2 = new Matrix();
    matrix2.preScale(2.0f, 2.0f, 1.0f, 1.0f);
    assertPointsEqual(mapPoint(matrix2, 1.0f, 1.0f), new PointF(1.0f, 1.0f));
    matrix2.setTranslate(1.0f, 2.0f);
    matrix2.preScale(2.0f, 2.0f, 1.0f, 1.0f);
    assertPointsEqual(mapPoint(matrix2, 1.0f, 1.0f), new PointF(2.0f, 3.0f));
}

Example 42 with PointF

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

the class ShadowMatrixTest method testPreTranslate.

@Test
public void testPreTranslate() {
    final Matrix matrix1 = new Matrix();
    matrix1.preTranslate(1.0f, 1.0f);
    assertPointsEqual(mapPoint(matrix1, 1.0f, 1.0f), new PointF(2.0f, 2.0f));
    matrix1.preTranslate(2.0f, 2.0f);
    assertPointsEqual(mapPoint(matrix1, 1.0f, 1.0f), new PointF(4.0f, 4.0f));
    final Matrix matrix2 = new Matrix();
    matrix2.setScale(2.0f, 2.0f);
    matrix2.preTranslate(-5.0f, 10.0f);
    assertPointsEqual(mapPoint(matrix2, 1.0f, 1.0f), new PointF(-8.0f, 22.0f));
}

Example 43 with PointF

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

the class ShadowMatrixTest method testPostScale.

@Test
public void testPostScale() {
    final Matrix matrix1 = new Matrix();
    matrix1.postScale(2.0f, 2.0f);
    assertPointsEqual(mapPoint(matrix1, 1.0f, 1.0f), new PointF(2.0f, 2.0f));
    matrix1.postScale(2.0f, 2.0f);
    assertPointsEqual(mapPoint(matrix1, 1.0f, 1.0f), new PointF(4.0f, 4.0f));
    final Matrix matrix2 = new Matrix();
    matrix2.postScale(2.0f, 2.0f, 1.0f, 1.0f);
    assertPointsEqual(mapPoint(matrix2, 1.0f, 1.0f), new PointF(1.0f, 1.0f));
    matrix2.setTranslate(1.0f, 2.0f);
    matrix2.postScale(2.0f, 2.0f, 1.0f, 1.0f);
    assertPointsEqual(mapPoint(matrix2, 1.0f, 1.0f), new PointF(3.0f, 5.0f));
}

Example 44 with PointF

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

the class ShadowMatrixTest method testPreRotate.

@Test
public void testPreRotate() {
    final Matrix matrix = new Matrix();
    matrix.preRotate(90.0f);
    assertPointsEqual(mapPoint(matrix, 0.0f, 1.0f), new PointF(-1.0f, 0.0f));
    matrix.preRotate(90.0f);
    assertPointsEqual(mapPoint(matrix, 0.0f, 1.0f), new PointF(0.0f, -1.0f));
    matrix.preRotate(90.0f);
    assertPointsEqual(mapPoint(matrix, 0.0f, 1.0f), new PointF(1.0f, 0.0f));
    matrix.preRotate(90.0f);
    assertPointsEqual(mapPoint(matrix, 0.0f, 1.0f), new PointF(0.0f, 1.0f));
    matrix.setTranslate(1.0f, 2.0f);
    matrix.preRotate(45.0f, 0.0f, 1.0f);
    assertPointsEqual(mapPoint(matrix, 0.0f, 1.0f), new PointF(1.0f, 3.0f));
}

Example 45 with PointF

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

the class ShadowMatrixTest method testPostSkew.

@Test
public void testPostSkew() {
    final Matrix matrix1 = new Matrix();
    matrix1.postSkew(2.0f, 2.0f);
    assertPointsEqual(mapPoint(matrix1, 1.0f, 1.0f), new PointF(3.0f, 3.0f));
    matrix1.postSkew(2.0f, 2.0f);
    assertPointsEqual(mapPoint(matrix1, 1.0f, 1.0f), new PointF(9.0f, 9.0f));
    final Matrix matrix2 = new Matrix();
    matrix2.postSkew(2.0f, 2.0f, 1.0f, 1.0f);
    assertPointsEqual(mapPoint(matrix2, 1.0f, 1.0f), new PointF(1.0f, 1.0f));
    matrix2.setTranslate(1.0f, 2.0f);
    matrix2.postSkew(2.0f, 2.0f, 1.0f, 1.0f);
    assertPointsEqual(mapPoint(matrix2, 1.0f, 1.0f), new PointF(6.0f, 5.0f));
}