private static void OutputClippedRectangle()
{
var rect1 = new RectangularPolygon(10, 10, 40, 40);
var rect2 = new RectangularPolygon(20, 0, 20, 20);
var paths = rect1.Clip(rect2);
paths.SaveImage("Clipping", "RectangleWithTopClipped.png");
}
private static IPathCollection BuildCorners(int imageWidth, int imageHeight)
{
float widthCut = imageWidth / 2f;
float heightCut = imageHeight / 2f;
var rect = new RectangularPolygon(-0.5f, -0.5f, widthCut, heightCut);
IPath cornerTopLeft =
rect.Clip(new EllipsePolygon(widthCut - 0.5f, heightCut - 0.5f, imageWidth, imageHeight));
float rightPos = imageWidth - cornerTopLeft.Bounds.Width + 1;
float bottomPos = imageHeight - cornerTopLeft.Bounds.Height + 1;
IPath cornerTopRight =
rect.Clip(new EllipsePolygon(-0.5f, heightCut - 0.5f, imageWidth, imageHeight))
.Translate(rightPos, 0);
IPath cornerBottomRight = cornerTopLeft.RotateDegree(180).Translate(rightPos, bottomPos);
IPath cornerBottomLeft = cornerTopRight.RotateDegree(180).Translate(-rightPos, bottomPos);
return(new PathCollection(cornerTopLeft, cornerBottomLeft, cornerTopRight, cornerBottomRight));
}
public static IPathCollection BuildCorners(int imageWidth, int imageHeight, float cornerRadius)
{
var rect = new RectangularPolygon(-0.5f, -0.5f, cornerRadius, cornerRadius);
IPath cornerTopLeft = rect.Clip(new EllipsePolygon(cornerRadius - 0.5f, cornerRadius - 0.5f, cornerRadius));
float rightPos = imageWidth - cornerTopLeft.Bounds.Width + 1;
float bottomPos = imageHeight - cornerTopLeft.Bounds.Height + 1;
IPath cornerTopRight = cornerTopLeft.RotateDegree(90).Translate(rightPos, 0);
IPath cornerBottomLeft = cornerTopLeft.RotateDegree(-90).Translate(0, bottomPos);
IPath cornerBottomRight = cornerTopLeft.RotateDegree(180).Translate(rightPos, bottomPos);
return(new PathCollection(cornerTopLeft, cornerBottomLeft, cornerTopRight, cornerBottomRight));
}
private static IPathCollection BuildCorners(int imageWidth, int imageHeight, float cornerRadius)
{
// First create a square
var rect = new RectangularPolygon(-0.5f, -0.5f, cornerRadius, cornerRadius);
// Then cut out of the square a circle so we are left with a corner
var cornerTopLeft = rect.Clip(new EllipsePolygon(cornerRadius - 0.5f, cornerRadius - 0.5f, cornerRadius));
// Corner is now a corner shape positions top left
// lets make 3 more positioned correctly, we can do that by translating the original around the center of the image
var rightPos = imageWidth - cornerTopLeft.Bounds.Width + 1;
var bottomPos = imageHeight - cornerTopLeft.Bounds.Height + 1;
// Move it across the width of the image - the width of the shape
var cornerTopRight = cornerTopLeft.RotateDegree(90).Translate(rightPos, 0);
var cornerBottomLeft = cornerTopLeft.RotateDegree(-90).Translate(0, bottomPos);
var cornerBottomRight = cornerTopLeft.RotateDegree(180).Translate(rightPos, bottomPos);
return(new PathCollection(cornerTopLeft, cornerBottomLeft, cornerTopRight, cornerBottomRight));
}
IPathCollection BuildCorners(int x, int y, int width, int height, float cornerRadius)
{
// first create a square
var rect = new RectangularPolygon(x - 0.5f, y - 0.5f, cornerRadius, cornerRadius);
// then cut out of the square a circle so we are left with a corner
IPath cornerToptLeft = rect.Clip(new EllipsePolygon(x + (cornerRadius - 0.5f), y + (cornerRadius - 0.5f), cornerRadius));
// corner is now a corner shape positions top left
//lets make 3 more positioned correctly, we can do that by translating the orgional artound the center of the image
var center = new PointF(width / 2F, height / 2F);
float rightPos = width - cornerToptLeft.Bounds.Width + 1;
float bottomPos = height - cornerToptLeft.Bounds.Height + 1;
// move it across the widthof the image - the width of the shape
IPath cornerTopRight = cornerToptLeft.RotateDegree(90).Translate(rightPos, 0);
IPath cornerBottomLeft = cornerToptLeft.RotateDegree(-90).Translate(0, bottomPos);
IPath cornerBottomRight = cornerToptLeft.RotateDegree(180).Translate(rightPos, bottomPos);
return(new PathCollection(cornerToptLeft, cornerBottomLeft, cornerTopRight, cornerBottomRight));
}
private static IPathCollection BuildCorners(float imageWidth, float imageHeight, float cornerRadiusX, float cornerRadiusY)
{
// first create a square
var rect = new RectangularPolygon(0, 0, cornerRadiusX, cornerRadiusY);
// then cut out of the square a circle so we are left with a corner
IPath cornerToptLeft = rect.Clip(new EllipsePolygon(cornerRadiusX, cornerRadiusY, cornerRadiusX * 2, cornerRadiusY * 2));
// corner is now a corner shape positions top left
//lets make 3 more positioned correctly, we can do that by translating the orgional artound the center of the image
var center = new Vector2(imageWidth / 2F, imageHeight / 2F);
float rightPos = imageWidth - cornerToptLeft.Bounds.Width;
float bottomPos = imageHeight - cornerToptLeft.Bounds.Height;
// move it across the widthof the image - the width of the shape
IPath cornerTopRight = cornerToptLeft.RotateDegree(90).Translate(rightPos, 0);
IPath cornerBottomLeft = cornerToptLeft.RotateDegree(-90).Translate(0, bottomPos);
IPath cornerBottomRight = cornerToptLeft.RotateDegree(180).Translate(rightPos, bottomPos);
return(new PathCollection(cornerToptLeft, cornerBottomLeft, cornerTopRight, cornerBottomRight));
}
private static IPathCollection BuildCorners(int imageWidth, int imageHeight, float cornerRadius)
{
// Create a square
var rect = new RectangularPolygon(-0.5f, -0.5f, cornerRadius, cornerRadius);
// then cut out of the square a circle so we are left with a corner
IPath cornerTopLeft = rect.Clip(new EllipsePolygon(cornerRadius - 0.5f, cornerRadius - 0.5f, cornerRadius));
// corner is now positioned in the top left
// let's make 3 more positioned correctly, we do that by translating the top left one
// around the center of the image
// center = width / 2, height /2
float rightPos = imageWidth - cornerTopLeft.Bounds.Width + 1;
float bottomPos = imageHeight - cornerTopLeft.Bounds.Height + 1;
// move it across the width of the image / shape
IPath cornerTopRight = cornerTopLeft.RotateDegree(90).Translate(rightPos, 0);
IPath cornerBottomLeft = cornerTopLeft.RotateDegree(-90).Translate(0, bottomPos);
IPath cornerBottomRight = cornerTopLeft.RotateDegree(180).Translate(rightPos, bottomPos);
return(new PathCollection(cornerTopLeft, cornerBottomLeft, cornerTopRight, cornerBottomRight));
}
private static Image CutImage(Texture2D m_Texture2D, Sprite m_Sprite, Rectf textureRect, Vector2 textureRectOffset, SpriteSettings settingsRaw)
{
var originalImage = m_Texture2D.ConvertToImage(false);
if (originalImage != null)
{
using (originalImage)
{
var rectX = (int)Math.Floor(textureRect.x);
var rectY = (int)Math.Floor(textureRect.y);
var rectRight = (int)Math.Ceiling(textureRect.x + textureRect.width);
var rectBottom = (int)Math.Ceiling(textureRect.y + textureRect.height);
rectRight = Math.Min(rectRight, m_Texture2D.m_Width);
rectBottom = Math.Min(rectBottom, m_Texture2D.m_Height);
var rect = new Rectangle(rectX, rectY, rectRight - rectX, rectBottom - rectY);
var spriteImage = originalImage.Clone(x => x.Crop(rect));
if (settingsRaw.packed == 1)
{
//RotateAndFlip
switch (settingsRaw.packingRotation)
{
case SpritePackingRotation.kSPRFlipHorizontal:
spriteImage.Mutate(x => x.Flip(FlipMode.Horizontal));
break;
case SpritePackingRotation.kSPRFlipVertical:
spriteImage.Mutate(x => x.Flip(FlipMode.Vertical));
break;
case SpritePackingRotation.kSPRRotate180:
spriteImage.Mutate(x => x.Rotate(180));
break;
case SpritePackingRotation.kSPRRotate90:
spriteImage.Mutate(x => x.Rotate(270));
break;
}
}
//Tight
if (settingsRaw.packingMode == SpritePackingMode.kSPMTight)
{
try
{
var triangles = GetTriangles(m_Sprite.m_RD);
var polygons = triangles.Select(x => new Polygon(new LinearLineSegment(x.Select(y => new PointF(y.X, y.Y)).ToArray()))).ToArray();
IPathCollection path = new PathCollection(polygons);
var matrix = Matrix3x2.CreateScale(m_Sprite.m_PixelsToUnits);
var version = m_Sprite.version;
if (version[0] < 5 ||
(version[0] == 5 && version[1] < 4) ||
(version[0] == 5 && version[1] == 4 && version[2] <= 1)) //5.4.1p3 down
{
matrix *= Matrix3x2.CreateTranslation(m_Sprite.m_Rect.width * 0.5f - textureRectOffset.X, m_Sprite.m_Rect.height * 0.5f - textureRectOffset.Y);
}
else
{
matrix *= Matrix3x2.CreateTranslation(m_Sprite.m_Rect.width * m_Sprite.m_Pivot.X - textureRectOffset.X, m_Sprite.m_Rect.height * m_Sprite.m_Pivot.Y - textureRectOffset.Y);
}
path = path.Transform(matrix);
var options = new DrawingOptions
{
GraphicsOptions = new GraphicsOptions()
{
AlphaCompositionMode = PixelAlphaCompositionMode.DestOut
}
};
var rectP = new RectangularPolygon(0, 0, rect.Width, rect.Height);
spriteImage.Mutate(x => x.Fill(options, SixLabors.ImageSharp.Color.Red, rectP.Clip(path)));
spriteImage.Mutate(x => x.Flip(FlipMode.Vertical));
return(spriteImage);
}
catch
{
// ignored
}
}
//Rectangle
spriteImage.Mutate(x => x.Flip(FlipMode.Vertical));
return(spriteImage);
}
}
return(null);
}
private static IPath GetClippedRect(int imageWidth, int imageHeight, float cornerRadius)
{
var rect = new RectangularPolygon(-0.5f, -0.5f, imageWidth + 0.5f, imageHeight + 0.5f);
return(rect.Clip(new EllipsePolygon(imageWidth * 0.5f, imageHeight * 0.5f, cornerRadius)));
}
