private void transformationSettingsChanged(object sender, EventArgs e)
{
needRedraw = true;
if (BackgroundTransformator.Instance.PerspectiveRatio == perspectiveRatio &&
BackgroundTransformator.Instance.PerspectiveFarSide == perspectivefarSide)
{
return;
}
perspectiveRatio = -1 * BackgroundTransformator.Instance.PerspectiveRatio;
perspectivefarSide = BackgroundTransformator.Instance.PerspectiveFarSide;
if (perspectiveRatio == 0)
{
shot = new Bitmap(shotUnwarped);
return;
}
int farHeightDiff = (int)(shotUnwarped.Height * perspectiveRatio / 2);
int farDistance = Math.Min(shotUnwarped.Width - 1, (int)(shotUnwarped.Width * perspectivefarSide));
Point topleft = new Point(perspectiveRatio >= 0 ? 0 : shotUnwarped.Width - farDistance,
perspectiveRatio > 0 ? 0 : -farHeightDiff);
Point topright = new Point(perspectiveRatio >= 0 ? farDistance : shotUnwarped.Width,
perspectiveRatio > 0 ? farHeightDiff : 0);
Point bottomleft = new Point(perspectiveRatio >= 0 ? 0 : shotUnwarped.Width - farDistance,
perspectiveRatio > 0
? shotUnwarped.Height
: shotUnwarped.Height + farHeightDiff);
Point bottomright = new Point(perspectiveRatio >= 0 ? farDistance : shotUnwarped.Width,
perspectiveRatio > 0
? shotUnwarped.Height - farHeightDiff
: shotUnwarped.Height);
Bitmap tmp = new Bitmap(shotUnwarped);
int gen = ++transformationGeneration;
Thread t = new Thread(new ThreadStart(delegate {
Bitmap distorted = QuadDistort.Distort(
tmp, topleft, topright, bottomleft, bottomright);
if (gen != transformationGeneration)
{
return;
}
((Control)editor).Invoke(new MethodInvoker(
delegate {
Graphics graphics = Graphics.FromImage(shot);
graphics.Clear(Color.Transparent);
graphics.DrawImageUnscaled(distorted, 0, 0);
distorted.Dispose();
tmp.Dispose();
needRedraw = true;
editor.invalidateView();
}));
}));
t.Start();
}
public void Edit(string sourcePath, string destinationPath)
{
//Skewing strategy
//By using 4(X,Y) Points from user input it distorts the image with those coordinates
//using the QuadDistort additional class
//This class uses source(string), 4 Points(int X, int Y) and destinationPath(string) as user inputs
try
{
Point topLeft = new Point(x1, y1);
Point topRight = new Point(x2, y2);
Point bottomLeft = new Point(x3, y3);
Point bottomRight = new Point(x4, y4);
//Transofrming image to a Bitmap to use QuadDistort function
Image imgPhoto = Image.FromFile(sourcePath);
Bitmap transitionBmp = (Bitmap)imgPhoto;
//Additional function that distorts image
Bitmap bmp = QuadDistort.Distort(transitionBmp, topLeft, topRight, bottomLeft, bottomRight);
bmp.Save(destinationPath);
}
catch (FileNotFoundException)
{
Console.WriteLine("The specified file could not be found!");
Console.WriteLine();
}
catch (FileLoadException)
{
Console.WriteLine("File could not be loaded!");
Console.WriteLine();
}
catch (FormatException)
{
Console.WriteLine("Sorry, that is not a valid format!");
}
catch (PathTooLongException)
{
Console.WriteLine("File name is too long!");
}
catch (Exception)
{
Console.WriteLine("Something went wrong...");
}
}