private void RenderRectElement(SVGRectElement rectElement, ISVGPathDraw pathDraw)
{
SVGPoint p1, p2, p3, p4;
float tx = rectElement.x.value;
float ty = rectElement.y.value;
float tw = rectElement.width.value;
float th = rectElement.height.value;
p1 = new SVGPoint(tx, ty);
p2 = new SVGPoint(tx + tw, ty);
p3 = new SVGPoint(tx + tw, ty + th);
p4 = new SVGPoint(tx, ty + th);
if(rectElement.rx.value == 0.0f && rectElement.ry.value == 0.0f) {
p1 = p1.MatrixTransform(matrixTransform);
p2 = p2.MatrixTransform(matrixTransform);
p3 = p3.MatrixTransform(matrixTransform);
p4 = p4.MatrixTransform(matrixTransform);
pathDraw.Rect(p1, p2, p3, p4);
} else {
float t_rx = rectElement.rx.value;
float t_ry = rectElement.ry.value;
t_rx = (t_rx == 0.0f) ? t_ry : t_rx;
t_ry = (t_ry == 0.0f) ? t_rx : t_ry;
t_rx = (t_rx > (tw * 0.5f - 2f)) ? (tw * 0.5f - 2f) : t_rx;
t_ry = (t_ry > (th * 0.5f - 2f)) ? (th * 0.5f - 2f) : t_ry;
float angle = transformAngle;
SVGPoint t_p1 = new SVGPoint(p1.x + t_rx, p1.y).MatrixTransform(matrixTransform);
SVGPoint t_p2 = new SVGPoint(p2.x - t_rx, p2.y).MatrixTransform(matrixTransform);
SVGPoint t_p3 = new SVGPoint(p2.x, p2.y + t_ry).MatrixTransform(matrixTransform);
SVGPoint t_p4 = new SVGPoint(p3.x, p3.y - t_ry).MatrixTransform(matrixTransform);
SVGPoint t_p5 = new SVGPoint(p3.x - t_rx, p3.y).MatrixTransform(matrixTransform);
SVGPoint t_p6 = new SVGPoint(p4.x + t_rx, p4.y).MatrixTransform(matrixTransform);
SVGPoint t_p7 = new SVGPoint(p4.x, p4.y - t_ry).MatrixTransform(matrixTransform);
SVGPoint t_p8 = new SVGPoint(p1.x, p1.y + t_ry).MatrixTransform(matrixTransform);
pathDraw.RoundedRect(t_p1, t_p2, t_p3, t_p4, t_p5, t_p6, t_p7, t_p8, t_rx, t_ry,
angle);
}
}
private void RenderMoveTo(SVGPoint p, ISVGPathDraw pathDraw)
{
pathDraw.MoveTo(p.MatrixTransform(matrixTransform));
}
//-----
private void SetGradientVector(SVGGraphicsPath graphicsPath)
{
SVGRect bound = graphicsPath.GetBound();
if(_linearGradElement.x1.unitType == SVGLengthType.Percentage) {
_x1 = bound.x + (bound.width * _x1 / 100f);
}
if(_linearGradElement.y1.unitType == SVGLengthType.Percentage) {
_y1 = bound.y + (bound.height * _y1 / 100f);
}
if(_linearGradElement.x2.unitType == SVGLengthType.Percentage) {
_x2 = bound.x + (bound.width * _x2 / 100f);
}
if(_linearGradElement.y2.unitType == SVGLengthType.Percentage) {
_y2 = bound.y + (bound.height * _y2 / 100f);
}
if(_linearGradElement.gradientUnits == SVGGradientUnit.ObjectBoundingBox) {
SVGPoint _point = new SVGPoint(_x1, _y1);
_point = _point.MatrixTransform(graphicsPath.matrixTransform);
_x1 = _point.x;
_y1 = _point.y;
_point = new SVGPoint(_x2, _y2);
_point = _point.MatrixTransform(graphicsPath.matrixTransform);
_x2 = _point.x;
_y2 = _point.y;
}
}
public void Render()
{
SVGPoint p1, p2;
SVGMatrix _matrix = this.transformMatrix;
if(this._paintable.strokeColor == null)return;
float _width = this._paintable.strokeWidth;
this._render.SetStrokeLineCap(this._paintable.strokeLineCap);
float tx1 = this._x1.value;
float ty1 = this._y1.value;
float tx2 = this._x2.value;
float ty2 = this._y2.value;
p1 = new SVGPoint(tx1, ty1);
p2 = new SVGPoint(tx2, ty2);
p1 = p1.MatrixTransform(_matrix);
p2 = p2.MatrixTransform(_matrix);
this._render.Line(p1, p2, this._paintable.strokeColor, _width);
}
//-----
private void SetGradientVector(SVGGraphicsPath graphicsPath)
{
SVGRect bound = graphicsPath.GetBound();
if(_radialGradElement.cx.unitType == SVGLengthType.Percentage) {
_cx = bound.x + (bound.width * _cx / 100f);
}
if(_radialGradElement.cy.unitType == SVGLengthType.Percentage) {
_cy = bound.y + (bound.height * _cy / 100f);
}
if(_radialGradElement.r.unitType == SVGLengthType.Percentage) {
SVGPoint _p1 = new SVGPoint(bound.x, bound.y);
SVGPoint _p2 = new SVGPoint(bound.x + bound.width, bound.y + bound.height);
_p1 = _p1.MatrixTransform(graphicsPath.matrixTransform);
_p2 = _p2.MatrixTransform(graphicsPath.matrixTransform);
float dd = (float)Math.Sqrt((_p2.x - _p1.x) * (_p2.x - _p1.x) + (_p2.y - _p1.y) * (_p2.y - _p1.y));
_r = (dd * _r / 100f);
}
if(_radialGradElement.fx.unitType == SVGLengthType.Percentage) {
_fx = bound.x + (bound.width * _fx / 100f);
}
if(_radialGradElement.fy.unitType == SVGLengthType.Percentage) {
_fy = bound.y + (bound.height * _fy / 100f);
}
if((float)Math.Sqrt((_cx - _fx) * (_cx - _fx) + (_cy - _fy) * (_cy - _fy)) > _r) {
SVGPoint _cP = CrossPoint(_cx, _cy);
_fx = _cP.x;
_fy = _cP.y;
}
if(_radialGradElement.gradientUnits == SVGGradientUnit.ObjectBoundingBox) {
SVGPoint _point = new SVGPoint(_cx, _cy);
_point = _point.MatrixTransform(graphicsPath.matrixTransform);
_cx = _point.x;
_cy = _point.y;
_point = new SVGPoint(_fx, _fy);
_point = _point.MatrixTransform(graphicsPath.matrixTransform);
_fx = _point.x;
_fy = _point.y;
}
}