private static void AssertDefaults(UnperspectiveScript script, UnperspectiveMethod method)
{
Assert.AreEqual(null, script.AspectRatio);
Assert.AreEqual(0, script.BorderColorLocation.X);
Assert.AreEqual(0, script.BorderColorLocation.Y);
Assert.AreEqual(0, script.Blur);
Assert.AreEqual(UnperspectiveDefault.EdgeLength, script.Default);
Assert.AreEqual(false, script.DisableViewportCrop);
Assert.AreEqual(null, script.Height);
Assert.AreEqual(10, script.MinLength);
Assert.AreEqual(40, script.MaxPeaks);
Assert.AreEqual(null, script.Rotation);
Assert.AreEqual(null, script.Width);
if (method == UnperspectiveMethod.Peak)
{
Assert.AreEqual(5.0, script.Sharpen);
Assert.AreEqual(1.0, script.Smooth);
Assert.AreEqual(4, script.Threshold);
}
else
{
Assert.AreEqual(0.0, script.Sharpen);
Assert.AreEqual(5.0, script.Smooth);
Assert.AreEqual(10, script.Threshold);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="UnperspectiveScript"/> class.
/// </summary>
/// <param name="method">The unpersective method</param>
public UnperspectiveScript(UnperspectiveMethod method)
{
if (method != UnperspectiveMethod.Peak && method != UnperspectiveMethod.Derivative)
{
throw new ArgumentException("Invalid unperspective method specified.", nameof(method));
}
_method = method;
Reset();
}
private static void AssertInvalidOperation(string expectedMessage, UnperspectiveMethod method, Action <UnperspectiveScript> initAction)
{
var script = new UnperspectiveScript(method);
using (var logo = new MagickImage(Images.Logo))
{
initAction(script);
ExceptionAssert.Throws <InvalidOperationException>(expectedMessage, () =>
{
script.Execute(logo);
});
}
}
private void AssertExecute(string input, string methodName, UnperspectiveMethod method, Action <UnperspectiveScript> action)
{
var inputFile = GetInputFile(input);
/* LosslessCompress(input); */
using (var image = new MagickImage(inputFile))
{
var script = new UnperspectiveScript(method);
action(script);
using (var scriptOutput = script.Execute(image))
{
string outputFile = GetOutputFile(inputFile, methodName);
AssertOutput(scriptOutput, outputFile);
}
}
}
private static void Reset_AllSettingsChanged_RestoredToDefault(UnperspectiveMethod method)
{
var script = new UnperspectiveScript(method);
script.AspectRatio = 1.5;
script.BorderColorLocation = new PointD(10, 10);
script.Blur = 15.0;
script.ColorFuzz = (Percentage)5.0;
script.Default = UnperspectiveDefault.BoundingBoxWidth;
script.DisableViewportCrop = true;
script.Height = 140;
script.MaxPeaks = 25;
script.MinLength = 5;
script.Rotation = UnperspectiveRotation.Rotate180;
script.Sharpen = 8.5;
script.Smooth = 2.0;
script.Threshold = 5;
script.Width = 50;
script.Reset();
AssertDefaults(script, method);
}
private static void Constructor_SettingsSetToDefaults(UnperspectiveMethod method)
{
var script = new UnperspectiveScript(method);
AssertDefaults(script, method);
}
