public void RotateImageTest()
{
string imagePath = CommonTest.GetFileResourcePath("poneis_malditos.jpg");
ImageUtils target = new ImageUtils();
Image b = Image.FromFile(imagePath);
float angle = 90F;
Image actual;
actual = target.RotateImage(b, angle);
//Verify if dimensions were rotated
Assert.AreEqual(b.Height, actual.Width);
Assert.AreEqual(b.Width, actual.Height);
}
public ImageZoomMainForm(String imagePath)
{
InitializeComponent();
this.WindowState = FormWindowState.Maximized;
imageState = new ImageState();
imageState.Zoom = 1f;
imageState.X = 0;
imageState.Y = 0;
imageState.Angle = 0;
string imagefilename = imagePath;
loadImage(imagefilename);
imageState.Width = img.Width;
imageState.Height = img.Height;
pictureBox.Paint += new PaintEventHandler(imageBox_Paint);
this.Show();
this.WindowState = FormWindowState.Maximized;
this.Activate();
imageUtils = new ImageUtils();
imageUtils.Center = getCenterPoint();
imageUtils.BoxSize = pictureBox.Size;
imageUtils.ImageSize = img.Size;
Graphics g = this.CreateGraphics();
setViewMinimumBounds(0,0,img.Width, img.Height, img.Height, img.Width, 0);
interceptor = new InterceptKeyboard();
InterceptKeyboard.SetHook(interceptor.hook);
interceptor.KeyEvent += keyDown;
zoomLabel.Text = "zoom is: " + imageState.Zoom;
}
public void imageShouldBeShownAllIfFitsAndNoShift()
{
ImageUtils target = new ImageUtils();
int left = 0;
int top = 0;
int right = 100;
int bottom = 100;
float otherImageScaleH = 1;
float otherImageScaleW = 1;
ImageState actual;
ImageState expected = new ImageState();
expected.X = 0;
expected.Y = 0;
expected.Zoom = 1f;
target.ImageSize = new Size(100,100);
target.BoxSize = new Size(100, 100);
actual = target.AdjustPositionAndScale(left, top, right, bottom, otherImageScaleH, otherImageScaleW);
Assert.AreEqual(expected.X, actual.X);
Assert.AreEqual(expected.Y, actual.Y);
Assert.AreEqual(expected.Zoom, actual.Zoom);
Assert.AreEqual(expected.Angle, actual.Angle);
}
public void imageSizeMultipliersShouldCompareCorrectDimensions()
{
ImageUtils target = new ImageUtils();
Size imageSize = new Size(200, 100);
Size otherImageSize = new Size(200, 100);
float[] multipliers = target.MultipliersToSameSize(imageSize, otherImageSize, 0);
Assert.AreEqual(1, multipliers[0]);
Assert.AreEqual(1, multipliers[1]);
}
public void imageSizeMultipliersShouldBeTwiceIfOtherImageIsTwiceTheSize()
{
ImageUtils target = new ImageUtils();
Size imageSize = new Size(200,100);
Size otherImageSize = new Size(400,200);
float[] multipliers = target.MultipliersToSameSize(imageSize, otherImageSize,0);
Assert.AreEqual(2, multipliers[0]);
Assert.AreEqual(2, multipliers[1]);
}
public void imageSizeComesRotated90DegreesAsIndicatedMultipliersShouldCompareCorrectDimensions()
{
ImageUtils target = new ImageUtils();
Size imageSize = new Size(200, 100); //width, height zero degrees
Size otherImageSize = new Size(200, 100); //width,height 90 degrees, turn as height, width, zero degrees
float[] multipliers = target.MultipliersToSameSize(imageSize, otherImageSize, 90);
Assert.AreEqual(2, multipliers[0]);
Assert.AreEqual(0.5f, multipliers[1]);
}
public void imageHeightMultiplierShouldBeHalfIfHeightTwiceTheHalfImage()
{
ImageUtils target = new ImageUtils();
float expectedMultiplier = 0.5f;
float actualMultiplier = target.MultiplierToSameHeight(100, 50);
Assert.AreEqual(expectedMultiplier, actualMultiplier);
}
public void imageHeightMultiplierShouldBeTwoIfHeightIsTwiceTheOriginalImage()
{
ImageUtils target = new ImageUtils();
float expectedMultiplier = 2;
float actualMultiplier = target.MultiplierToSameWidth(100, 200);
Assert.AreEqual(expectedMultiplier, actualMultiplier);
}
public void imageShouldBeZommedWithSamePositioningWhenRotated90AndIsNotSquared()
{
ImageUtils target = new ImageUtils();
int left = 50;
int top = 50;
int right = 75;
int bottom = 75;
float otherImageScaleH = 1;
float otherImageScaleW = 1;
ImageState actual;
ImageState expected = new ImageState();
expected.X = -left;
expected.Y = -top;
expected.Zoom = 4f;
expected.Angle = 90;
target.ImageSize = new Size(200, 100);
target.BoxSize = new Size(100, 100);
actual = target.AdjustPositionAndScale(left, top, right, bottom, otherImageScaleH, otherImageScaleW, 90);
Assert.AreEqual(expected.X, actual.X);
Assert.AreEqual(expected.Y, actual.Y);
Assert.AreEqual(expected.Zoom, actual.Zoom);
Assert.AreEqual(expected.Angle, actual.Angle);
}
public void imageShouldBeShiftedToTwiceBottomWhenScaledRightIsDoubled()
{
ImageUtils target = new ImageUtils();
int left = 0;
int top = 100;
int right = 200;
int bottom = 300;
float otherImageScaleH = 2f;
float otherImageScaleW = 2f;
ImageState actual;
ImageState expected = new ImageState();
expected.X = 0;
expected.Y = -50;
expected.Zoom = 1f;
expected.Angle = 0;
target.ImageSize = new Size(100, 200);
target.BoxSize = new Size(100, 100);
actual = target.AdjustPositionAndScale(left, top, right, bottom, otherImageScaleH, otherImageScaleW);
Assert.AreEqual(expected.X, actual.X);
Assert.AreEqual(expected.Y, actual.Y);
Assert.AreEqual(expected.Zoom, actual.Zoom);
Assert.AreEqual(expected.Angle, actual.Angle);
}
public void imageShouldBeShiftedToBottomAsRequestedAndCantFitAllWhenRotated90()
{
ImageUtils target = new ImageUtils();
int left = 0;
int top = 100;
int right = 100;
int bottom = 200;
float otherImageScaleH = 1;
float otherImageScaleW = 1;
ImageState actual;
ImageState expected = new ImageState();
expected.X = 0;
expected.Y = -top;
expected.Zoom = 1f;
expected.Angle = 90;
target.ImageSize = new Size(100, 1000);
target.BoxSize = new Size(100, 100);
actual = target.AdjustPositionAndScale(left, top, right, bottom, otherImageScaleH, otherImageScaleW, 90);
Assert.AreEqual(expected.X, actual.X);
Assert.AreEqual(expected.Y, actual.Y);
Assert.AreEqual(expected.Zoom, actual.Zoom);
Assert.AreEqual(expected.Angle, actual.Angle);
}
public void imageShouldBeShiftedRightSameWayWhenIsRotated180()
{
ImageUtils target = new ImageUtils();
int left = 100;
int top = 0;
int right = 200;
int bottom = 100;
float otherImageScaleH = 1;
float otherImageScaleW = 1;
ImageState actual;
ImageState expected = new ImageState();
expected.X = -left;
expected.Y = 0;
expected.Zoom = 1f;
expected.Angle = 180;
target.ImageSize = new Size(1000, 100);
target.BoxSize = new Size(100, 100);
actual = target.AdjustPositionAndScale(left, top, right, bottom, otherImageScaleH, otherImageScaleW, 180);
Assert.AreEqual(expected.X, actual.X);
Assert.AreEqual(expected.Y, actual.Y);
Assert.AreEqual(expected.Zoom, actual.Zoom);
Assert.AreEqual(expected.Angle, actual.Angle);
}
public void imageShouldBeZommedIfDesiredPartCanBeShownBigger()
{
ImageUtils target = new ImageUtils();
int left = 50;
int top = 50;
int right = 75;
int bottom = 75;
float otherImageScaleH = 1;
float otherImageScaleW = 1;
ImageState actual;
ImageState expected = new ImageState();
expected.X = -left;
expected.Y = -top;
expected.Zoom = 4f;
target.ImageSize = new Size(100, 100);
target.BoxSize = new Size(100, 100);
actual = target.AdjustPositionAndScale(left, top, right, bottom, otherImageScaleH, otherImageScaleW);
Assert.AreEqual(expected.X, actual.X);
Assert.AreEqual(expected.Y, actual.Y);
Assert.AreEqual(expected.Zoom, actual.Zoom);
Assert.AreEqual(expected.Angle, actual.Angle);
}
