private GLColor getColor(FourCorners <IGLColor> color, float fractionX, float fractionY)
{
GLColor colorBottomX = getColor(color.BottomLeft, color.BottomRight, fractionX);
GLColor colorTopX = getColor(color.TopLeft, color.TopRight, fractionX);
return(getColor(colorBottomX, colorTopX, fractionY));
}
public AGSColoredBorder(IGLUtils glUtils, float lineWidth, FourCorners <Color> color, FourCorners <bool> hasRoundCorner)
{
_glUtils = glUtils;
LineWidth = lineWidth;
Color = color;
HasRoundCorner = hasRoundCorner;
_roundCorner = new GLVertex[ROUND_CORNER_SAMPLE_SIZE + 1];
}
public void DrawQuad(int texture, Vector3 bottomLeft, Vector3 bottomRight,
Vector3 topLeft, Vector3 topRight, IGLColor color, FourCorners <Vector2> texturePos)
{
GLVertex[] vertices = new GLVertex[] { new GLVertex(bottomLeft.Xy, texturePos.BottomLeft, color),
new GLVertex(bottomRight.Xy, texturePos.BottomRight, color), new GLVertex(topRight.Xy, texturePos.TopRight, color),
new GLVertex(topLeft.Xy, texturePos.TopLeft, color) };
DrawQuad(texture, vertices);
}
public void DrawQuad(int texture, AGSBoundingBox box, IGLColor color, FourCorners <Vector2> texturePos)
{
_quad[0] = new GLVertex(box.BottomLeft.Xy, texturePos.BottomLeft, color);
_quad[1] = new GLVertex(box.BottomRight.Xy, texturePos.BottomRight, color);
_quad[2] = new GLVertex(box.TopRight.Xy, texturePos.TopRight, color);
_quad[3] = new GLVertex(box.TopLeft.Xy, texturePos.TopLeft, color);
DrawQuad(texture, _quad);
}
private void drawBorders(ISquare square)
{
FourCorners <IGLColor> colors = Color.Convert(c => c.ToGLColor());
float farLeft = square.TopLeft.X - LineWidth;
float farRight = square.TopRight.X + LineWidth;
float farTop = square.TopLeft.Y + LineWidth;
float farBottom = square.BottomLeft.Y - LineWidth;
AGSSquare border = new AGSSquare(new PointF(farLeft, farBottom), new PointF(farRight, farBottom),
new PointF(farLeft, farTop), new PointF(farRight, farTop));
float topQuadBottomY = square.TopLeft.Y;
float topQuadLeftX = HasRoundCorner.TopLeft ? square.TopLeft.X : farLeft;
float topQuadRightX = HasRoundCorner.TopRight ? square.TopRight.X : farRight;
AGSSquare topQuad = new AGSSquare(new PointF(topQuadLeftX, topQuadBottomY), new PointF(topQuadRightX, topQuadBottomY),
new PointF(topQuadLeftX, farTop), new PointF(topQuadRightX, farTop));
float bottomQuadTopY = square.BottomLeft.Y;
float bottomQuadLeftX = HasRoundCorner.BottomLeft ? square.BottomLeft.X : farLeft;
float bottomQuadRightX = HasRoundCorner.BottomRight ? square.BottomRight.X : farRight;
AGSSquare bottomQuad = new AGSSquare(new PointF(bottomQuadLeftX, farBottom), new PointF(bottomQuadRightX, farBottom),
new PointF(bottomQuadLeftX, bottomQuadTopY), new PointF(bottomQuadRightX, bottomQuadTopY));
float horizQuadTop = square.TopLeft.Y;
float horizQuadBottom = square.BottomLeft.Y;
float leftQuadRightX = square.BottomLeft.X;
AGSSquare leftQuad = new AGSSquare(new PointF(farLeft, horizQuadBottom), new PointF(leftQuadRightX, horizQuadBottom),
new PointF(farLeft, horizQuadTop), new PointF(leftQuadRightX, horizQuadTop));
float rightQuadLeftX = square.BottomRight.X;
AGSSquare rightQuad = new AGSSquare(new PointF(rightQuadLeftX, horizQuadBottom), new PointF(farRight, horizQuadBottom),
new PointF(rightQuadLeftX, horizQuadTop), new PointF(farRight, horizQuadTop));
if (HasRoundCorner.TopLeft)
{
drawRoundCorner(square.TopLeft, LineWidth, 270f, border, colors);
}
if (HasRoundCorner.TopRight)
{
drawRoundCorner(square.TopRight, LineWidth, 0f, border, colors);
}
if (HasRoundCorner.BottomLeft)
{
drawRoundCorner(square.BottomLeft, LineWidth, 180f, border, colors);
}
if (HasRoundCorner.BottomRight)
{
drawRoundCorner(square.BottomRight, LineWidth, 90f, border, colors);
}
drawQuad(topQuad, border, colors);
drawQuad(bottomQuad, border, colors);
drawQuad(leftQuad, border, colors);
drawQuad(rightQuad, border, colors);
}
private void drawQuad(AGSBoundingBox quad, AGSBoundingBox border, FourCorners <IGLColor> colors)
{
GLColor bottomLeftColor = getColor(colors, border, quad.BottomLeft);
GLColor bottomRightColor = getColor(colors, border, quad.BottomRight);
GLColor topRightColor = getColor(colors, border, quad.TopRight);
GLColor topLeftColor = getColor(colors, border, quad.TopLeft);
_glUtils.DrawQuad(0, quad.BottomLeft, quad.BottomRight,
quad.TopLeft, quad.TopRight, bottomLeftColor, bottomRightColor, topLeftColor, topRightColor);
}
private void drawQuad(ISquare quad, ISquare border, FourCorners <IGLColor> colors)
{
GLColor bottomLeftColor = getColor(colors, border, quad.BottomLeft);
GLColor bottomRightColor = getColor(colors, border, quad.BottomRight);
GLColor topRightColor = getColor(colors, border, quad.TopRight);
GLColor topLeftColor = getColor(colors, border, quad.TopLeft);
_glUtils.DrawQuad(0, quad.BottomLeft.ToVector3(), quad.BottomRight.ToVector3(),
quad.TopLeft.ToVector3(), quad.TopRight.ToVector3(), bottomLeftColor, bottomRightColor, topLeftColor, topRightColor);
}
public FourCorners <Vector2> GetCropArea(BeforeCropEventArgs eventArgs, float spriteWidth, float spriteHeight, out float width, out float height)
{
width = spriteWidth;
height = spriteHeight;
OnBeforeCrop?.Invoke(eventArgs);
if (!CropEnabled)
{
return(null);
}
float cropX = CropArea.X;
float cropY = CropArea.Y;
width = Math.Min(width, CropArea.Width);
if (width <= 0f)
{
return(null);
}
if (cropX + width > spriteWidth)
{
width = spriteWidth - cropX;
}
height = Math.Min(height, CropArea.Height);
if (height <= 0f)
{
return(null);
}
if (cropY + height > spriteHeight)
{
height = spriteHeight - cropY;
}
float left = MathUtils.Lerp(0f, 0f, spriteWidth, 1f, cropX);
float right = MathUtils.Lerp(0f, 0f, spriteWidth, 1f, cropX + width);
float top = MathUtils.Lerp(0f, 1f, spriteHeight, 0f, cropY + height);
float bottom = MathUtils.Lerp(0f, 1f, spriteHeight, 0f, cropY);
var textureBox = new FourCorners <Vector2>(new Vector2(left, bottom), new Vector2(right, bottom),
new Vector2(left, top), new Vector2(right, top));
return(textureBox);
}
public IBorderStyle Gradient(FourCorners <Color> color, FourCorners <bool> hasRoundCorners, float lineWidth = 10)
{
return(new AGSColoredBorder(_gLUtils, lineWidth, color, hasRoundCorners));
}
public IBorderStyle Gradient(FourCorners <Color> color, float lineWidth = 10, bool hasRoundCorners = false)
{
return(new AGSColoredBorder(_gLUtils, lineWidth, color, new FourCorners <bool>(hasRoundCorners)));
}
private void drawBorders(AGSBoundingBox square)
{
FourCorners <IGLColor> colors = Color.Convert(c => c.ToGLColor());
float farBottomLeftX = square.BottomLeft.X - LineWidth;
float farBottomLeftY = square.BottomLeft.Y - LineWidth;
float farBottomRightX = square.BottomRight.X + LineWidth;
float farBottomRightY = square.BottomRight.Y - LineWidth;
float farTopLeftX = square.TopLeft.X - LineWidth;
float farTopLeftY = square.TopLeft.Y + LineWidth;
float farTopRightX = square.TopRight.X + LineWidth;
float farTopRightY = square.TopRight.Y + LineWidth;
AGSBoundingBox colorBox = new AGSBoundingBox(new Vector2(farBottomLeftX, farBottomLeftY), new Vector2(farBottomRightX, farBottomRightY),
new Vector2(farTopLeftX, farTopLeftY), new Vector2(farTopRightX, farTopRightY));
float topQuadLeftX = HasRoundCorner.TopLeft ? square.TopLeft.X : farTopLeftX;
float topQuadRightX = HasRoundCorner.TopRight ? square.TopRight.X : farTopRightX;
AGSBoundingBox topQuad = new AGSBoundingBox(
new Vector2(topQuadLeftX, square.TopLeft.Y), new Vector2(topQuadRightX, square.TopRight.Y),
new Vector2(topQuadLeftX, farTopLeftY), new Vector2(topQuadRightX, farTopRightY));
float bottomQuadLeftX = HasRoundCorner.BottomLeft ? square.BottomLeft.X : farBottomLeftX;
float bottomQuadRightX = HasRoundCorner.BottomRight ? square.BottomRight.X : farBottomRightX;
AGSBoundingBox bottomQuad = new AGSBoundingBox(
new Vector2(bottomQuadLeftX, farBottomLeftY), new Vector2(bottomQuadRightX, farBottomRightY),
new Vector2(bottomQuadLeftX, square.BottomLeft.Y), new Vector2(bottomQuadRightX, square.BottomRight.Y));
float leftQuadBottomY = square.BottomLeft.Y;
float leftQuadTopY = square.TopLeft.Y;
AGSBoundingBox leftQuad = new AGSBoundingBox(
new Vector2(farBottomLeftX, leftQuadBottomY), new Vector2(square.BottomLeft.X, leftQuadBottomY),
new Vector2(farTopLeftX, leftQuadTopY), new Vector2(square.TopLeft.X, leftQuadTopY));
float rightQuadBottomY = square.BottomRight.Y;
float rightQuadTopY = square.TopRight.Y;
AGSBoundingBox rightQuad = new AGSBoundingBox(
new Vector2(square.BottomRight.X, rightQuadBottomY), new Vector2(farBottomRightX, rightQuadBottomY),
new Vector2(square.TopRight.X, rightQuadTopY), new Vector2(farTopRightX, rightQuadTopY));
if (HasRoundCorner.TopLeft)
{
drawRoundCorner(square.TopLeft, LineWidth, 270f, colorBox, colors);
}
if (HasRoundCorner.TopRight)
{
drawRoundCorner(square.TopRight, LineWidth, 0f, colorBox, colors);
}
if (HasRoundCorner.BottomLeft)
{
drawRoundCorner(square.BottomLeft, LineWidth, 180f, colorBox, colors);
}
if (HasRoundCorner.BottomRight)
{
drawRoundCorner(square.BottomRight, LineWidth, 90f, colorBox, colors);
}
drawQuad(topQuad, colorBox, colors);
drawQuad(bottomQuad, colorBox, colors);
drawQuad(leftQuad, colorBox, colors);
drawQuad(rightQuad, colorBox, colors);
}
private GLColor getColor(FourCorners <IGLColor> colors, ISquare border, PointF point)
{
return(getColor(colors, MathUtils.Lerp(border.BottomLeft.X, 0f, border.BottomRight.X, 1f, point.X),
MathUtils.Lerp(border.BottomRight.Y, 0f, border.TopRight.Y, 1f, point.Y)));
}
private GLColor getColor(FourCorners <IGLColor> colors, AGSBoundingBox border, Vector3 point)
{
return(getColor(colors, MathUtils.Lerp(border.BottomLeft.X, 0f, border.BottomRight.X, 1f, point.X),
MathUtils.Lerp(border.BottomRight.Y, 0f, border.TopRight.Y, 1f, point.Y)));
}
private void drawRoundCorner(Vector3 center, float radius, float angle, AGSBoundingBox border, FourCorners <IGLColor> colors)
{
Vector2 tex = new Vector2();
GLVertex centerVertex = new GLVertex(center.Xy, tex, getColor(colors, border, center));
_roundCorner[0] = centerVertex;
float step = (90f / (_roundCorner.Length - 2));
for (int i = 1; i < _roundCorner.Length; i++)
{
float anglerad = (float)Math.PI * angle / 180.0f;
float x = (float)Math.Sin(anglerad) * radius;
float y = (float)Math.Cos(anglerad) * radius;
angle += step;
Vector3 point = new Vector3(x + center.X, y + center.Y, 0f);
_roundCorner[i] = new GLVertex(point.Xy, tex, getColor(colors, border, point));
}
_glUtils.DrawTriangleFan(0, _roundCorner);
}
private void drawQuad(AGSBoundingBox quad, FourCorners <Vector2> texturePos)
{
_glUtils.DrawQuad(_texture, quad, _white, texturePos);
}
public static AGSColoredBorder Gradient(IGLUtils glUtils, FourCorners <Color> color, float lineWidth = 10f, bool hasRoundCorners = false)
{
return(new AGSColoredBorder(glUtils, lineWidth, color, new FourCorners <bool>(hasRoundCorners)));
}
public static AGSColoredBorder Gradient(FourCorners <Color> color, float lineWidth = 10f, bool hasRoundCorners = false)
{
return(Gradient(AGSGame.GLUtils, color, lineWidth, hasRoundCorners));
}
private void drawQuad(ISquare quad, FourCorners <Vector2> texturePos)
{
_glUtils.DrawQuad(_texture, quad.BottomLeft.ToVector3(), quad.BottomRight.ToVector3(),
quad.TopLeft.ToVector3(), quad.TopRight.ToVector3(), _white, texturePos);
}
