private static CanvasGeometry CreateCookieCore(ICanvasResourceCreator resourceCreator, Matrix3x2 oneMatrix, float innerRadius, float sweepAngle)
{
// start tooth
Vector2 startTooth = new Vector2(1, 0);
// end tooth
Vector2 endTooth = TransformerGeometry.GetRotationVector(sweepAngle);
CanvasPathBuilder pathBuilder = new CanvasPathBuilder(resourceCreator);
CanvasArcSize canvasArcSize = (sweepAngle < System.Math.PI) ? CanvasArcSize.Large : CanvasArcSize.Small;
{
// DonutAndCookie
// start notch
Vector2 startNotch = startTooth * innerRadius;
// end notch
Vector2 endNotch = endTooth * innerRadius;
// start tooth point
pathBuilder.BeginFigure(startNotch);
// start notch point
pathBuilder.AddArc(endNotch, innerRadius, innerRadius, sweepAngle, CanvasSweepDirection.CounterClockwise, canvasArcSize);
}
// end notch point
pathBuilder.AddLine(endTooth);
// end tooth point
pathBuilder.AddArc(startTooth, 1, 1, sweepAngle, CanvasSweepDirection.Clockwise, canvasArcSize);
pathBuilder.EndFigure(CanvasFigureLoop.Closed);
return(CanvasGeometry.CreatePath(pathBuilder).Transform(oneMatrix));
}
/// <summary>
/// ctor
/// </summary>
public ArcElement()
{
_radiusX = _radiusY = _angle = 0;
_arcSize = CanvasArcSize.Small;
_sweepDirection = CanvasSweepDirection.Clockwise;
_sweepDirection = 0;
_x = _y = 0;
}
/// <summary>
/// Adds a single arc to the path, specified by start and end points through which an ellipse will be fitted.
/// </summary>
/// <param name="point">Start Point</param>
/// <param name="x">radiusX</param>
/// <param name="y">radiusY</param>
/// <param name="z">rotationAngle</param>
/// <param name="sweepDirection"><see cref="CanvasSweepDirection"/></param>
/// <param name="arcSize"><see cref="CanvasArcSize"/></param>
public void AddArc(Vector2 point, float x, float y, float z, CanvasSweepDirection sweepDirection, CanvasArcSize arcSize)
{
_cmdBuilder.AppendLine($" pathBuilder.AddArc(new Vector2({point.X}, {point.Y}), {x}, {y}, {z}, {sweepDirection}, {arcSize});");
}
protected void DrawGaugeArc(CanvasControl sender, CanvasDrawingSession ds, float startAngle, float endAngle, Color color, CanvasSweepDirection canvasSweepDirection, CanvasArcSize canvasArcSize)
{
using (CanvasPathBuilder cp = new CanvasPathBuilder(sender))
{
var startPoint = this.Center + Vector2.Transform(Vector2.UnitX, Matrix3x2.CreateRotation(startAngle)) * this.Radius;
var endPoint = this.Center + Vector2.Transform(Vector2.UnitX, Matrix3x2.CreateRotation(endAngle)) * this.Radius;
cp.BeginFigure(startPoint);
cp.AddArc(endPoint, this.Radius, this.Radius, 0, canvasSweepDirection, canvasArcSize);
cp.EndFigure(CanvasFigureLoop.Open);
using (var geometry = CanvasGeometry.CreatePath(cp))
{
ds.DrawGeometry(geometry, color, c_arcThickness, this.ArcStrokeStyle);
}
}
}
public void AddArc(Vector2 point, float x, float y, float z, CanvasSweepDirection sweepDirection, CanvasArcSize arcSize)
{
wasAddArcCalled = true;
}
public void AddArc(Vector2 point, float x, float y, float z, CanvasSweepDirection sweepDirection, CanvasArcSize arcSize)
{
throw new NotSupportedException("This is never called, since we use CanvasGeometrySimplification.Lines on the geometry.");
}
public void AddArc(Vector2 endPoint, float radiusX, float radiusY, float rotationAngle, CanvasSweepDirection sweepDirection, CanvasArcSize arcSize)
{
throw new NotImplementedException();
}
/// <summary>
/// Adds a single arc to the path, specified by start and end points through which
/// an ellipse will be fitted.
/// </summary>
/// <param name="endPoint"> The end-point. </param>
/// <param name="radiusX"> The radius X. </param>
/// <param name="radiusY"> The radius Y. </param>
/// <param name="rotationAngle"> The angle of rotation. </param>
/// <param name="sweepDirection"> The direction for sweep. </param>
/// <param name="arcSize"> The size of arc. </param>
public void AddArc(Vector2 endPoint, float radiusX, float radiusY, float rotationAngle, CanvasSweepDirection sweepDirection, CanvasArcSize arcSize)
{
}
public void AddArc(Vector2 point, float x, float y, float z, CanvasSweepDirection sweepDirection, CanvasArcSize arcSize)
{
// Ignored
}
public void AddArc(Vector2 endPoint, float radiusX, float radiusY, float rotationAngle, CanvasSweepDirection sweepDirection, CanvasArcSize arcSize)
{
System.Diagnostics.Debug.WriteLine(string.Format("Arc: {0}:{1}:{2}", endPoint, radiusX, radiusY));
}
public void AddArc(Vector2 endPoint, float radiusX, float radiusY, float rotationAngle, CanvasSweepDirection sweepDirection, CanvasArcSize arcSize)
{
_builder.AppendFormat("A {0} {1} {2} {3} {4} {5} {6} ",
radiusX, radiusY, rotationAngle, (int)arcSize, (int)sweepDirection, endPoint.X, endPoint.Y);
}
public void AddArc(Vector2 point, float x, float y, float z, CanvasSweepDirection sweepDirection, CanvasArcSize arcSize)
{
wasAddArcCalled = true;
}
/*public override object Clone()
* {
* SVGPath clone = new SVGPath();
* clone._gp = (GraphicsPath)_gp.Clone();
* clone._ID = _ID;
* clone._strPath = (String)_strPath.Clone();
* return clone;
* }*/
private void parsePath(CanvasPathBuilder pb, String path)
{
char[] delimiter = { ' ' };
string[] commands = Regex.Split(path, _regex1);
string[] values = null;
float[] points = new float[7];
Vector2[] Vector2s = new Vector2[4];
Vector2 lastPoint = new Vector2(0, 0);
Vector2 lastControlPoint = new Vector2(0, 0);
//Vector2 firstPoint = new Vector2(0, 0);
//Vector2 firstPoint = new Vector2(0, 0);
try
{
for (int i = 0; i < commands.Length; i++)
{
String strCommand = commands[i];
char action = (strCommand != null && strCommand.Length > 0) ? strCommand[0] : ' ';
values = strCommand.Split(delimiter);
if (action == 'M')
{
points[0] = (float)Convert.ToDouble(values[0].Substring(1));
points[1] = -(float)Convert.ToDouble(values[1]);
lastPoint = new Vector2(points[0], points[1]);
//firstPoint = new Vector2(points[0], points[1]);
pb.BeginFigure(lastPoint);
}
else if (action == 'm')
{
points[0] = (float)Convert.ToDouble(values[0].Substring(1)) + lastPoint.X;
points[1] = -(float)Convert.ToDouble(values[1]) + lastPoint.Y;
pb.BeginFigure(points[0], points[1]);
lastPoint.X = points[0];
lastPoint.Y = points[1];
pb.BeginFigure(lastPoint);
}
else if (action == 'L')//capital letter is absolute location
{
points[0] = (float)Convert.ToDouble(values[0].Substring(1));
points[1] = -(float)Convert.ToDouble(values[1]);
pb.AddLine(points[0], points[1]);
lastPoint.X = points[0];
lastPoint.Y = points[1];
}
else if (action == 'l')//lowercase letter is relative location
{
points[0] = (float)Convert.ToDouble(values[0].Substring(1)) + lastPoint.X;
points[1] = -(float)Convert.ToDouble(values[1]) + lastPoint.Y;
pb.AddLine(points[0], points[1]);
lastPoint.X = points[0];
lastPoint.Y = points[1];
}
else if (action == 'H')
{
points[0] = (float)Convert.ToDouble(values[0].Substring(1));
pb.AddLine(points[0], lastPoint.Y);
lastPoint.X = points[0];
}
else if (action == 'h')
{
points[0] = (float)Convert.ToDouble(values[0].Substring(1)) + lastPoint.X;
pb.AddLine(points[0], lastPoint.Y);
lastPoint.X = points[0];
}
else if (action == 'V')
{
points[0] = -(float)Convert.ToDouble(values[0].Substring(1));
pb.AddLine(lastPoint.X, points[0]);
lastPoint.Y = points[0];
}
else if (action == 'v')
{
points[0] = -(float)Convert.ToDouble(values[0].Substring(1)) + lastPoint.Y;
pb.AddLine(lastPoint.X, points[0]);
lastPoint.Y = points[0];
}
else if (action == 'C')//cubic bezier, 2 control points
{
points[0] = (float)Convert.ToDouble(values[0].Substring(1));
points[1] = -(float)Convert.ToDouble(values[1]);
points[2] = (float)Convert.ToDouble(values[2]);
points[3] = -(float)Convert.ToDouble(values[3]);
points[4] = (float)Convert.ToDouble(values[4]);
points[5] = -(float)Convert.ToDouble(values[5]);
Vector2s[0] = lastPoint;
Vector2s[1] = new Vector2(points[0], points[1]);
Vector2s[2] = new Vector2(points[2], points[3]);
Vector2s[3] = new Vector2(points[4], points[5]);
//_gp.AddBezier(Vector2s[0], Vector2s[1], Vector2s[2], Vector2s[3]);
pb.AddCubicBezier(Vector2s[1], Vector2s[2], Vector2s[3]);
lastPoint = Vector2s[3];
lastControlPoint = Vector2s[2];
}
else if (action == 'c')
{
points[0] = (float)Convert.ToDouble(values[0].Substring(1)) + lastPoint.X;
points[1] = -(float)Convert.ToDouble(values[1]) + lastPoint.Y;
points[2] = (float)Convert.ToDouble(values[2]) + lastPoint.X;
points[3] = -(float)Convert.ToDouble(values[3]) + lastPoint.Y;
points[4] = (float)Convert.ToDouble(values[4]) + lastPoint.X;
points[5] = -(float)Convert.ToDouble(values[5]) + lastPoint.Y;
Vector2s[0] = lastPoint;
Vector2s[1] = new Vector2(points[0], points[1]);
Vector2s[2] = new Vector2(points[2], points[3]);
Vector2s[3] = new Vector2(points[4], points[5]);
//_gp.AddBezier(Vector2s[0], Vector2s[1], Vector2s[2], Vector2s[3]);
pb.AddCubicBezier(Vector2s[1], Vector2s[2], Vector2s[3]);
lastPoint = Vector2s[3];
lastControlPoint = Vector2s[2];
}
else if (action == 'S')
{
points[0] = (float)Convert.ToDouble(values[0].Substring(1));
points[1] = -(float)Convert.ToDouble(values[1]);
points[2] = (float)Convert.ToDouble(values[2]);
points[3] = -(float)Convert.ToDouble(values[3]);
Vector2s[0] = lastPoint;
Vector2s[1] = mirrorControlPoint(lastControlPoint, lastPoint);
Vector2s[2] = new Vector2(points[0], points[1]);
Vector2s[3] = new Vector2(points[2], points[3]);
//_gp.AddBezier(Vector2s[0], Vector2s[1], Vector2s[2], Vector2s[3]);
pb.AddCubicBezier(Vector2s[1], Vector2s[2], Vector2s[3]);
lastPoint = Vector2s[3];
lastControlPoint = Vector2s[2];
}
else if (action == 's')
{
points[0] = (float)Convert.ToDouble(values[0].Substring(1)) + lastPoint.X;
points[1] = -(float)Convert.ToDouble(values[1]) + lastPoint.Y;
points[2] = (float)Convert.ToDouble(values[2]) + lastPoint.X;
points[3] = -(float)Convert.ToDouble(values[3]) + lastPoint.Y;
Vector2s[0] = lastPoint;
Vector2s[1] = mirrorControlPoint(lastControlPoint, lastPoint);
Vector2s[2] = new Vector2(points[0], points[1]);
Vector2s[3] = new Vector2(points[2], points[3]);
//_gp.AddBezier(Vector2s[0], Vector2s[1], Vector2s[2], Vector2s[3]);
pb.AddCubicBezier(Vector2s[1], Vector2s[2], Vector2s[3]);
lastPoint = Vector2s[3];
lastControlPoint = Vector2s[2];
}
else if (action == 'Q')//quadratic bezier, 1 control point
{
points[0] = (float)Convert.ToDouble(values[0].Substring(1));
points[1] = -(float)Convert.ToDouble(values[1]);
points[2] = (float)Convert.ToDouble(values[2]);
points[3] = -(float)Convert.ToDouble(values[3]);
//convert quadratic to cubic bezier
Vector2 QP0 = lastPoint;
Vector2 QP1 = new Vector2(points[0], points[1]);
Vector2 QP2 = new Vector2(points[2], points[3]);
Vector2 CP0 = QP0;
Vector2 CP3 = QP2;
//old
//Vector2 CP1 = new Vector2((QP0.X + 2.0f * QP1.X) / 3.0f, (QP0.Y + 2.0f * QP1.Y) / 3.0f);
//Vector2 CP2 = new Vector2((QP2.X + 2.0f * QP1.X) / 3.0f, (QP2.Y + 2.0f * QP1.Y) / 3.0f);
//new
Vector2 CP1 = new Vector2(QP0.X + 2.0f / 3.0f * (QP1.X - QP0.X), QP0.Y + 2.0f / 3.0f * (QP1.Y - QP0.Y));
Vector2 CP2 = new Vector2(QP2.X + 2.0f / 3.0f * (QP1.X - QP2.X), QP2.Y + 2.0f / 3.0f * (QP1.Y - QP2.Y));
//_gp.AddBezier(CP0, CP1, CP2, CP3);
//pb.AddCubicBezier(CP1, CP2, QP2);
pb.AddQuadraticBezier(QP1, QP2);
lastPoint = QP2;
lastControlPoint = QP1;
}
else if (action == 'q')
{
points[0] = (float)Convert.ToDouble(values[0].Substring(1)) + lastPoint.X;
points[1] = -(float)Convert.ToDouble(values[1]) + lastPoint.Y;
points[2] = (float)Convert.ToDouble(values[2]) + lastPoint.X;
points[3] = -(float)Convert.ToDouble(values[3]) + lastPoint.Y;
//convert quadratic to cubic bezier
Vector2 QP0 = lastPoint;
Vector2 QP1 = new Vector2(points[0], points[1]);
Vector2 QP2 = new Vector2(points[2], points[3]);
Vector2 CP0 = QP0;
Vector2 CP3 = QP2;
//old
//Vector2 CP1 = new Vector2((QP0.X + 2.0f * QP1.X) / 3.0f, (QP0.Y + 2.0f * QP1.Y) / 3.0f);
//Vector2 CP2 = new Vector2((QP2.X + 2.0f * QP1.X) / 3.0f, (QP2.Y + 2.0f * QP1.Y) / 3.0f);
//new
//Vector2 CP1 = new Vector2(QP0.X + 2.0f / 3.0f * (QP1.X - QP0.X), QP0.Y + 2.0f / 3.0f * (QP1.Y - QP0.Y));
//Vector2 CP2 = new Vector2(QP2.X + 2.0f / 3.0f * (QP1.X - QP2.X), QP2.Y + 2.0f / 3.0f * (QP1.Y - QP2.Y));
//_gp.AddBezier(CP0, CP1, CP2, CP3);
//pb.AddCubicBezier(CP1, CP2, QP2);
pb.AddQuadraticBezier(QP1, QP2);
lastPoint = QP2;
lastControlPoint = QP1;
}
else if (action == 'T')
{
points[0] = (float)Convert.ToDouble(values[0].Substring(1));
points[1] = -(float)Convert.ToDouble(values[1]);
//convert quadratic to bezier
Vector2 QP0 = lastPoint;
Vector2 QP1 = mirrorControlPoint(lastControlPoint, QP0);
Vector2 QP2 = new Vector2(points[0], points[1]);
Vector2 CP0 = QP0;
Vector2 CP3 = QP2;
//Vector2 CP1 = new Vector2((QP0.X + 2.0f * QP1.X) / 3.0f, (QP0.Y + 2.0f * QP1.Y) / 3.0f);
//Vector2 CP2 = new Vector2((QP2.X + 2.0f * QP1.X) / 3.0f, (QP2.Y + 2.0f * QP1.Y) / 3.0f);
//Vector2 CP1 = new Vector2(QP0.X + 2.0f / 3.0f * (QP1.X - QP0.X), QP0.Y + 2.0f / 3.0f * (QP1.Y - QP0.Y));
//Vector2 CP2 = new Vector2(QP2.X + 2.0f / 3.0f * (QP1.X - QP2.X), QP2.Y + 2.0f / 3.0f * (QP1.Y - QP2.Y));
//_gp.AddBezier(CP0, CP1, CP2, CP3);
//pb.AddCubicBezier(CP1, CP2, QP2);
pb.AddQuadraticBezier(QP1, QP2);
lastPoint = QP2;
lastControlPoint = QP1;
}
else if (action == 't')
{
points[0] = (float)Convert.ToDouble(values[0].Substring(1)) + lastPoint.X;
points[1] = -(float)Convert.ToDouble(values[1]) + lastPoint.Y;
//convert quadratic to bezier
Vector2 QP0 = lastPoint;
Vector2 QP1 = mirrorControlPoint(lastControlPoint, QP0);
Vector2 QP2 = new Vector2(points[0], points[1]);
Vector2 CP0 = QP0;
Vector2 CP3 = QP2;
//Vector2 CP1 = new Vector2((QP0.X + 2.0f * QP1.X) / 3.0f, (QP0.Y + 2.0f * QP1.Y) / 3.0f);
//Vector2 CP2 = new Vector2((QP2.X + 2.0f * QP1.X) / 3.0f, (QP2.Y + 2.0f * QP1.Y) / 3.0f);
//Vector2 CP1 = new Vector2(QP0.X + 2.0f / 3.0f * (QP1.X - QP0.X), QP0.Y + 2.0f / 3.0f * (QP1.Y - QP0.Y));
//Vector2 CP2 = new Vector2(QP2.X + 2.0f / 3.0f * (QP1.X - QP2.X), QP2.Y + 2.0f / 3.0f * (QP1.Y - QP2.Y));
//_gp.AddBezier(CP0, CP1, CP2, CP3);
//pb.AddCubicBezier(CP1, CP2, QP2);
pb.AddQuadraticBezier(QP1, QP2);
lastPoint = QP2;
lastControlPoint = QP1;
}
else if (action == 'A')
{
points[0] = (float)Convert.ToDouble(values[0].Substring(1)); //radiusX
points[1] = (float)Convert.ToDouble(values[1]); //radiusY
points[2] = (float)Convert.ToDouble(values[2]); //angle
points[3] = (float)Convert.ToDouble(values[3]); //size
points[4] = (float)Convert.ToDouble(values[4]); //sweep
points[5] = (float)Convert.ToDouble(values[5]); //endX
points[6] = -(float)Convert.ToDouble(values[6]); //endY
//SvgArcSize sas = points[3] == 0 ? SvgArcSize.Small : SvgArcSize.Large;
//SvgArcSweep sasw = points[4] == 0 ? SvgArcSweep.Negative : SvgArcSweep.Positive;
Vector2 endPoint = new Vector2(points[5], points[6]);
//SvgArcSegment arc = new SvgArcSegment(lastPoint, points[0], points[1], points[2], sas, sasw, endPoint);
//arc.AddToPath(_gp);
CanvasArcSize arcSize = CanvasArcSize.Large; //if size = 1, size is large. 0 for small
CanvasSweepDirection sweep = CanvasSweepDirection.Clockwise; //if sweep == 1, sweep is clockwise or positive
if (points[3] == 0.0f)
{
arcSize = CanvasArcSize.Small;
}
if (points[4] == 0.0f)
{
sweep = CanvasSweepDirection.CounterClockwise;
}
pb.AddArc(new Vector2(points[5], points[6]), points[0], points[1], points[2], sweep, arcSize);
//AddArcToPath(_gp, lastPoint, points[0], points[1], points[2], (int)points[3], (int)points[4], endPoint);
lastPoint.X = points[5];
lastPoint.Y = points[6];
}
else if (action == 'a')
{
points[0] = (float)Convert.ToDouble(values[0].Substring(1));
points[1] = (float)Convert.ToDouble(values[1]);
points[2] = (float)Convert.ToDouble(values[2]);
points[3] = (float)Convert.ToDouble(values[3]);
points[4] = (float)Convert.ToDouble(values[4]);
points[5] = (float)Convert.ToDouble(values[5] + lastPoint.X);
points[6] = -(float)Convert.ToDouble(values[6] + lastPoint.Y);
//SvgArcSize sas = points[3] == 0 ? SvgArcSize.Small : SvgArcSize.Large;
//SvgArcSweep sasw = points[4] == 0 ? SvgArcSweep.Negative : SvgArcSweep.Positive;
Vector2 endPoint = new Vector2(points[5], points[6]);
//SvgArcSegment arc = new SvgArcSegment(lastPoint, points[0], points[1], points[2], sas, sasw, endPoint);
//arc.AddToPath(_gp);
CanvasArcSize arcSize = CanvasArcSize.Large; //if size = 1, size is large. 0 for small
CanvasSweepDirection sweep = CanvasSweepDirection.Clockwise; //if sweep == 1, sweep is clockwise or positive
if (points[3] == 0.0f)
{
arcSize = CanvasArcSize.Small;
}
if (points[4] == 0.0f)
{
sweep = CanvasSweepDirection.CounterClockwise;
}
pb.AddArc(new Vector2(points[5], points[6]), points[0], points[1], points[2], sweep, arcSize);
//AddArcToPath(_gp, lastPoint, points[0], points[1], points[2], (int)points[3], (int)points[4], endPoint);
lastPoint.X = points[5];
lastPoint.Y = points[6];
}
else if (action == 'Z' || action == 'z')
{
pb.EndFigure(CanvasFigureLoop.Closed);
}
}
_cg = CanvasGeometry.CreatePath(pb);
}
catch (Exception exc)
{
Debug.WriteLine(exc.Message);
Debug.WriteLine(exc.StackTrace);
ErrorLogger.LogException("SVGPath", "parsePath", exc);
}
}
