public void TestFlipHorizontally()
{
var srcImage = new CodedImage {
Size = new Size(3, 2)
};
int[] pixels;
using (srcImage.LockPixels(out pixels))
{
for (int i = 0; i < pixels.Length; i++)
{
pixels[i] = i;
}
}
var rotator = new ImageRotateManipulator(srcImage);
rotator.FlipHorizontally();
var dstImage = rotator.ManipulatedImage;
Assert.AreEqual(new Size(3, 2), dstImage.Size);
using (dstImage.LockPixels(out pixels))
{
Assert.AreEqual(2, pixels[0]);
Assert.AreEqual(1, pixels[1]);
Assert.AreEqual(0, pixels[2]);
Assert.AreEqual(5, pixels[3]);
Assert.AreEqual(4, pixels[4]);
Assert.AreEqual(3, pixels[5]);
}
}
public void TestOperationsCallsOnImageChanged()
{
var image = new CodedImage {
Size = new Size(2, 2)
};
var rotator = new ImageRotateManipulator(image);
var childManipulator = new ImageManipulatorTest.DummyManipulator(rotator);
AssertActionCallsOnImageChanged(childManipulator, rotator.RotateCW);
AssertActionCallsOnImageChanged(childManipulator, rotator.RotateCCW);
AssertActionCallsOnImageChanged(childManipulator, rotator.FlipHorizontally);
AssertActionCallsOnImageChanged(childManipulator, rotator.FlipVertically);
}
public override void TestRestoreManipulationsCore()
{
var srcImage = new CodedImage {
Size = new Size(3, 2)
};
var imageSetter = new ImageSetterManipulator();
imageSetter.SetNewImage(srcImage);
var rotator = new ImageRotateManipulator(imageSetter);
rotator.RotateCW();
Assert.AreEqual(new Size(2, 3), rotator.ManipulatedImage.Size, "Manipulated image should be rotated.");
srcImage.Size = new Size(5, 4);
Assert.AreEqual(new Size(2, 3), rotator.ManipulatedImage.Size, "Manipulated image should not change.");
imageSetter.SetNewImage(srcImage);
Assert.AreEqual(new Size(5, 4), rotator.ManipulatedImage.Size, "Flip/Rotation manipulation should not be restored when called by parent manipulator.");
rotator.RestoreManipulations("W");
Assert.AreEqual(new Size(4, 5), rotator.ManipulatedImage.Size, "Flip/Rotation manipulation should restored when called manually.");
}