private void AddCenteredCircle(SvgGroupElement group, float radius)
{
SvgEllipseElement circleElement = new SvgEllipseElement(
0, 0,
radius, radius);
group.AddChild(circleElement);
}
public static SvgEllipseElement CreateCircle(Point center, double radius, SvgStyle style)
{
SvgEllipseElement circleElement = new SvgEllipseElement(
center.X, center.Y,
radius, radius);
if (style != null)
{
circleElement.Style = style;
}
return circleElement;
}
public void AddAlignmentLines()
{
SvgGroupElement alinmentLinesGroup = new SvgGroupElement("AlignmentLines");
alinmentLinesGroup.Style = s_AlignmentLineStyle;
SvgLineElement line1 = new SvgLineElement(
GetSvgLength(this.Origin.X), GetSvgLength(0),
GetSvgLength(this.Origin.X), GetSvgLength(this.Page.Width));
alinmentLinesGroup.AddChild(line1);
SvgLineElement line2 = new SvgLineElement(
GetSvgLength(0), GetSvgLength(this.Origin.Y),
GetSvgLength(this.Page.Width), GetSvgLength(this.Origin.Y));
alinmentLinesGroup.AddChild(line2);
float radius = 65;
SvgEllipseElement cutOutCircle = new SvgEllipseElement(
GetSvgLength(this.Origin.X), GetSvgLength(this.Origin.Y),
GetSvgLength(radius), GetSvgLength(radius));
alinmentLinesGroup.AddChild(cutOutCircle);
this.Root.AddChild(alinmentLinesGroup);
}
internal static SvgEllipseElement CreateCenteredCircle(double radius, SvgStyle style)
{
SvgEllipseElement circleElement = new SvgEllipseElement(
0, 0,
(float)radius, (float)radius);
circleElement.Style = style;
return circleElement;
}
/// <summary>
/// Implemented
/// </summary>
public void DrawEllipse(Pen pen, Single x, Single y, Single width, Single height)
{
SvgEllipseElement el = new SvgEllipseElement(x + width/2,y + height/2,width/2,height/2);
el.Style = new SvgStyle(pen);
if (!_transforms.Result.IsIdentity)
el.Transform = new SvgTransformList(_transforms.Result.Clone());
_cur.AddChild(el);
}
private void DrawEndAnchor(LineCap lc, CustomLineCap clc, Color col, float w, PointF pt, float angle)
{
SvgStyledTransformedElement anchor=null;
PointF[] points = null;
switch(lc)
{
case LineCap.ArrowAnchor:
points = new PointF[3];
points[0] = new PointF(0, -w/2f);
points[1] = new PointF(-w, w);
points[2] = new PointF(w, w);
anchor = new SvgPolygonElement(points);
break;
case LineCap.DiamondAnchor:
points = new PointF[4];
points[0] = new PointF(0, -w);
points[1] = new PointF(w, 0);
points[2] = new PointF(0, w);
points[3] = new PointF(-w, 0);
anchor = new SvgPolygonElement(points);
break;
case LineCap.RoundAnchor:
anchor = new SvgEllipseElement(0, 0, w, w);
break;
case LineCap.SquareAnchor:
float ww = (w/3)*2;
anchor = new SvgRectElement(0 - ww, 0 - ww, ww*2, ww*2);
break;
case LineCap.Custom:
//not implemented!
return;
default:
return;
}
anchor.Id += "_line_anchor";
anchor.Style.Set("fill", new SvgColor(col));
anchor.Style.Set("stroke", "none");
Matrix rotation = new Matrix();
rotation.Rotate((angle/(float)Math.PI)*180);
Matrix translation = new Matrix();
translation.Translate(pt.X, pt.Y);
anchor.Transform = new SvgTransformList(_transforms.Result.Clone());
anchor.Transform.Add(translation);
anchor.Transform.Add(rotation);
_cur.AddChild(anchor);
}
private void AddHatchBrushDetails(SvgPatternElement patty, SvgColor col, HatchStyle hs)
{
SvgStyledTransformedElement l1=null;
SvgStyledTransformedElement l2 = null;
SvgStyledTransformedElement l3 = null;
SvgStyledTransformedElement l4 = null;
switch(hs)
{
case HatchStyle.Cross:
l1 = new SvgLineElement(4,0,4,8);
l2 = new SvgLineElement(0,4,8,4);
break;
case HatchStyle.BackwardDiagonal:
l1 = new SvgLineElement(8,0,0,8);
break;
case HatchStyle.LightDownwardDiagonal:
case HatchStyle.DarkDownwardDiagonal:
l1 = new SvgLineElement(4,0,8,4);
l2 = new SvgLineElement(0,4,4,8);
l3 = new SvgLineElement(0,0,8,8);
break;
case HatchStyle.LightHorizontal:
case HatchStyle.DarkHorizontal:
l1 = new SvgLineElement(0,2,8,2);
l2 = new SvgLineElement(0,6,8,6);
break;
case HatchStyle.LightUpwardDiagonal:
case HatchStyle.DarkUpwardDiagonal:
l1 = new SvgLineElement(0,4,4,0);
l2 = new SvgLineElement(4,8,8,4);
l3 = new SvgLineElement(0,8,8,0);
break;
case HatchStyle.LightVertical:
case HatchStyle.DarkVertical:
l1 = new SvgLineElement(2,0,2,8);
l2 = new SvgLineElement(6,0,6,8);
break;
case HatchStyle.DashedDownwardDiagonal:
l1 = new SvgLineElement(0,0,4,4);
l2 = new SvgLineElement(4,0,8,4);
break;
case HatchStyle.DashedHorizontal:
l1 = new SvgLineElement(0,2,4,2);
l2 = new SvgLineElement(4,6,8,6);
break;
case HatchStyle.DashedUpwardDiagonal:
l1 = new SvgLineElement(4,0,0,4);
l2 = new SvgLineElement(8,0,4,4);
break;
case HatchStyle.DashedVertical:
l1 = new SvgLineElement(2,0,2,4);
l2 = new SvgLineElement(6,4,6,8);
break;
case HatchStyle.DiagonalBrick:
l1 = new SvgLineElement(0,8,8,0);
l2 = new SvgLineElement(0,0,4,4);
break;
case HatchStyle.DiagonalCross:
l1 = new SvgLineElement(0,0,8,8);
l2 = new SvgLineElement(8,0,0,8);
break;
case HatchStyle.Divot:
l1 = new SvgLineElement(2,2,4,4);
l2 = new SvgLineElement(4,4,2,6);
break;
case HatchStyle.DottedDiamond:
l1 = new SvgLineElement(0,0,8,8);
l2 = new SvgLineElement(0,8,8,0);
break;
case HatchStyle.DottedGrid:
l1 = new SvgLineElement(4,0,4,8);
l2 = new SvgLineElement(0,4,8,4);
break;
case HatchStyle.ForwardDiagonal:
l1 = new SvgLineElement(0,0,8,8);
break;
case HatchStyle.Horizontal:
l1 = new SvgLineElement(0,4,8,4);
break;
case HatchStyle.HorizontalBrick:
l1 = new SvgLineElement(0,3,8,3);
l2 = new SvgLineElement(3,0,3,3);
l3 = new SvgLineElement(0,3,0,7);
l4 = new SvgLineElement(0,7,7,7);
break;
case HatchStyle.LargeCheckerBoard:
l1 = new SvgRectElement(0,0,3f,3f);
l2 = new SvgRectElement(4,4,4,4f);
break;
case HatchStyle.LargeConfetti:
l1 = new SvgRectElement(0,0,1,1);
l2 = new SvgRectElement(2,3,1,1);
l3 = new SvgRectElement(5,2,1,1);
l4 = new SvgRectElement(6,6,1,1);
break;
case HatchStyle.NarrowHorizontal:
l1 = new SvgLineElement(0,1,8,1);
l2 = new SvgLineElement(0,3,8,3);
l3 = new SvgLineElement(0,5,8,5);
l4 = new SvgLineElement(0,7,8,7);
break;
case HatchStyle.NarrowVertical:
l1 = new SvgLineElement(1,0,1,8);
l2 = new SvgLineElement(3,0,3,8);
l3 = new SvgLineElement(5,0,5,8);
l4 = new SvgLineElement(7,0,7,8);
break;
case HatchStyle.OutlinedDiamond:
l1 = new SvgLineElement(0,0,8,8);
l2 = new SvgLineElement(8,0,0,8);
break;
case HatchStyle.Plaid:
l1 = new SvgLineElement(0,0,8,0);
l2 = new SvgLineElement(0,3,8,3);
l3 = new SvgRectElement(0,4,3,3);
break;
case HatchStyle.Shingle:
l1 = new SvgLineElement(0,2,2,0);
l2 = new SvgLineElement(2,0,7,5);
l3 = new SvgLineElement(0,3,3,7);
break;
case HatchStyle.SmallCheckerBoard:
l1 = new SvgRectElement(0,0,1,1);
l2 = new SvgRectElement(4,4,1,1);
l3 = new SvgRectElement(4,0,1,1);
l4 = new SvgRectElement(0,4,1,1);
break;
case HatchStyle.SmallConfetti:
l1 = new SvgLineElement(0,0,2,2);
l2 = new SvgLineElement(7,3,5,5);
l3 = new SvgLineElement(2,6,4,4);
break;
case HatchStyle.SmallGrid:
l1 = new SvgLineElement(0,2,8,2);
l2 = new SvgLineElement(0,6,8,6);
l3 = new SvgLineElement(2,0,2,8);
l4 = new SvgLineElement(6,0,6,8);
break;
case HatchStyle.SolidDiamond:
l1 = new SvgPolygonElement("3 0 6 3 3 6 0 3");
break;
case HatchStyle.Sphere:
l1 = new SvgEllipseElement(3,3,2,2);
break;
case HatchStyle.Trellis:
l1 = new SvgLineElement(0,1,8,1);
l2 = new SvgLineElement(0,3,8,3);
l3 = new SvgLineElement(0,5,8,5);
l4 = new SvgLineElement(0,7,8,7);
break;
case HatchStyle.Vertical:
l4 = new SvgLineElement(0,0,0,8);
break;
case HatchStyle.Wave:
l3 = new SvgLineElement(0,4,3,2);
l4 = new SvgLineElement(3,2,8,4);
break;
case HatchStyle.Weave:
l1 = new SvgLineElement(0,4,4,0);
l2 = new SvgLineElement(8,4,4,8);
l3 = new SvgLineElement(0,0,0,4);
l4 = new SvgLineElement(0,4,4,8);
break;
case HatchStyle.WideDownwardDiagonal:
l1 = new SvgLineElement(0,0,8,8);
l2 = new SvgLineElement(0,1,8,9);
l3 = new SvgLineElement(7,0,8,1);
break;
case HatchStyle.WideUpwardDiagonal:
l1 = new SvgLineElement(8,0,0,8);
l2 = new SvgLineElement(8,1,0,9);
l3 = new SvgLineElement(0,1,-1,0);
break;
case HatchStyle.ZigZag:
l1 = new SvgLineElement(0,4,4,0);
l2 = new SvgLineElement(4,0,8,4);
break;
case HatchStyle.Percent05:
l1 = new SvgLineElement(0,0,1,0);
l2 = new SvgLineElement(4,4,5,4);
break;
case HatchStyle.Percent10:
l1 = new SvgLineElement(0,0,1,0);
l2 = new SvgLineElement(4,2,5,2);
l3 = new SvgLineElement(2,4,3,4);
l4 = new SvgLineElement(6,6,7,6);
break;
case HatchStyle.Percent20:
l1 = new SvgLineElement(0,0,2,0);
l2 = new SvgLineElement(4,2,6,2);
l3 = new SvgLineElement(2,4,4,4);
l4 = new SvgLineElement(5,6,7,6);
break;
case HatchStyle.Percent25:
l1 = new SvgLineElement(0,0,3,0);
l2 = new SvgLineElement(4,2,6,2);
l3 = new SvgLineElement(2,4,5,4);
l4 = new SvgLineElement(5,6,7,6);
break;
case HatchStyle.Percent30:
l1 = new SvgRectElement(0,0,3,1);
l2 = new SvgLineElement(4,2,6,2);
l3 = new SvgRectElement(2,4,3,1);
l4 = new SvgLineElement(5,6,7,6);
break;
case HatchStyle.Percent40:
l1 = new SvgRectElement(0,0,3,1);
l2 = new SvgRectElement(4,2,3,1);
l3 = new SvgRectElement(2,4,3,1);
l4 = new SvgRectElement(5,6,3,1);
break;
case HatchStyle.Percent50:
l1 = new SvgRectElement(0,0,3,3);
l2 = new SvgRectElement(4,4,4,4f);
break;
case HatchStyle.Percent60:
l1 = new SvgRectElement(0,0,4,3);
l2 = new SvgRectElement(4,4,4,4f);
break;
case HatchStyle.Percent70:
l1 = new SvgRectElement(0,0,4,5);
l2 = new SvgRectElement(4,4,4,4f);
break;
case HatchStyle.Percent75:
l1 = new SvgRectElement(0,0,7,3);
l2 = new SvgRectElement(0,2,3,7);
break;
case HatchStyle.Percent80:
l1 = new SvgRectElement(0,0,7,4);
l2 = new SvgRectElement(0,2,4,7);
break;
case HatchStyle.Percent90:
l1 = new SvgRectElement(0,0,7,5);
l2 = new SvgRectElement(0,2,5,7);
break;
default:
break;
}
if (l1 != null)
{
l1.Style.Set("stroke", col);
l1.Style.Set("fill", col);
patty.AddChild(l1);
}
if (l2 != null)
{
l2.Style.Set("stroke", col);
l2.Style.Set("fill", col);
patty.AddChild(l2);
}
if (l3 != null)
{
l3.Style.Set("stroke", col);
l3.Style.Set("fill", col);
patty.AddChild(l3);
}
if (l4 != null)
{
l4.Style.Set("stroke", col);
l4.Style.Set("fill", col);
patty.AddChild(l4);
}
}
/// <summary>
/// Implemented
/// </summary>
public void FillEllipse(Brush brush, Single x, Single y, Single width, Single height)
{
SvgEllipseElement el = new SvgEllipseElement(x + width/2,y + height/2,width/2,height/2);
el.Style = HandleBrush(brush);
if (!_transforms.Result.IsIdentity)
el.Transform = new SvgTransformList(_transforms.Result.Clone());
_cur.AddChild(el);
}
private void button2_Click(object sender, System.EventArgs e)
{
SvgSvgElement root = new SvgSvgElement("4in", "4in", "0,0 100,100");
//adding multiple children
root.AddChildren(
new SvgRectElement(5,5,5,5),
new SvgEllipseElement(30,10,8,12),
new SvgTextElement("Textastic!", 3, 20)
);
//group and path
SvgGroupElement grp = new SvgGroupElement("green_group");
grp.Style = "fill:green;stroke:black;";
SvgEllipseElement ell = new SvgEllipseElement();
ell.CX = 50;
ell.CY = 50;
ell.RX = 10;
ell.RY = 20;
SvgPathElement pathy = new SvgPathElement();
pathy.D = "M 20,80 C 20,90 30,80 70,100 C 70,100 40,60 50,60 z";
pathy.Style = ell.Style;
root.AddChild(grp);
//cloning and style arithmetic
grp.AddChildren(ell, pathy);
grp.Style.Set("fill", "blue");
SvgGroupElement grp2 = (SvgGroupElement)SvgFactory.CloneElement(grp);
grp2.Id = "cloned_red_group";
grp2.Style.Set("fill", "red");
grp2.Style += "opacity:0.5";
grp2.Transform = "scale (1.2, 1.2) translate(10)";
root.AddChild(grp2);
//output
string s = root.WriteSVGString(true);
tbOut.Text = s;
StreamWriter tw = new StreamWriter("c:\\temp\\foo.svg", false);
tw.Write(s);
tw.Close();
svgOut.SRC = "c:\\temp\\foo.svg";
}
private IEnumerable<SvgStyledTransformedElement> GetCircles(float distance)
{
float maxRadius = (float)Math.Sqrt(this.Page.Width * this.Page.Width / 4 + (this.Page.Height - this.Origin.Y) * (this.Page.Height - this.Origin.Y));
int count = (int)(maxRadius / distance);
for (int i = 0; i <= count; i++)
{
float radius = i * distance;
SvgEllipseElement circleElement = new SvgEllipseElement(
GetSvgLength(this.Origin.X), GetSvgLength(this.Origin.Y),
GetSvgLength(radius), GetSvgLength(radius));
yield return circleElement;
}
}
private void DrawEndAnchor(LineCap lc, CustomLineCap clc, Color col, float w, PointF pt, float angle, bool ignoreUnsupportedLineCaps)
{
SvgStyledTransformedElement anchor = null;
PointF[] points = null;
switch (lc) {
case LineCap.NoAnchor:
break;
case LineCap.Flat:
// TODO: what is the correct look?
break;
case LineCap.ArrowAnchor:
points = new PointF[3];
points[0] = new PointF(0, -w / 2f);
points[1] = new PointF(-w, w);
points[2] = new PointF(w, w);
anchor = new SvgPolygonElement(points);
break;
case LineCap.DiamondAnchor:
points = new PointF[4];
points[0] = new PointF(0, -w);
points[1] = new PointF(w, 0);
points[2] = new PointF(0, w);
points[3] = new PointF(-w, 0);
anchor = new SvgPolygonElement(points);
break;
case LineCap.RoundAnchor:
anchor = new SvgEllipseElement(0, 0, w, w);
break;
case LineCap.SquareAnchor:
float ww = (w / 3) * 2;
anchor = new SvgRectElement(0 - ww, 0 - ww, ww * 2, ww * 2);
break;
case LineCap.Custom:
if (clc != null)
{
if (!ignoreUnsupportedLineCaps)
throw new SvgGdiNotImpl("DrawEndAnchor custom");
}
break;
default:
if (!ignoreUnsupportedLineCaps)
throw new SvgGdiNotImpl("DrawEndAnchor " + lc.ToString());
break;
}
if (anchor == null)
return;
anchor.Id += "_line_anchor";
anchor.Style.Set("fill", new SvgColor(col));
anchor.Style.Set("stroke", "none");
Matrix rotation = new Matrix();
rotation.Rotate((angle / (float)Math.PI) * 180);
Matrix translation = new Matrix();
translation.Translate(pt.X, pt.Y);
anchor.Transform = new SvgTransformList(_transforms.Result.Clone());
anchor.Transform.Add(translation);
anchor.Transform.Add(rotation);
_cur.AddChild(anchor);
}