public override void Initialize(MandalaElement sourceElement, Random random)
{
// Convert source to correct type
ME_Stripe source = (ME_Stripe)sourceElement;
Colour = new SvgColourServer(Color.FromArgb(random.Next(256), random.Next(256), random.Next(256)));
}
public override List <MandalaElement> Apply(MandalaElement sourceElement)
{
// Convert source to correct type
ME_CircleSector source = (ME_CircleSector)sourceElement;
float radiusStep = source.Width / NumStripes;
List <MandalaElement> elements = new List <MandalaElement>();
for (int i = 0; i < NumStripes; i++)
{
float radius = source.InnerRadius + (i + 1) * radiusStep;
PointF startPoint = FindLineCircleIntersections(source.Center, radius, source.InnerVertex, source.OuterVertex1)[0];
PointF endPoint = FindLineCircleIntersections(source.Center, radius, source.InnerVertex, source.OuterVertex2)[0];
if (i < NumStripes - 1)
{
DrawArc(source.SvgDocument, source.Center, radius, startPoint, endPoint);
}
float lastRadius = radius - radiusStep;
PointF lastStartPoint = FindLineCircleIntersections(source.Center, lastRadius, source.InnerVertex, source.OuterVertex1)[0];
PointF lastEndPoint = FindLineCircleIntersections(source.Center, lastRadius, source.InnerVertex, source.OuterVertex2)[0];
// Add Stripe Elements
if (i > 0)
{
int id = (Alternating && i % 2 == 1) ? StripeId2 : StripeId1;
ME_Stripe stripe = new ME_Stripe(source.SvgDocument, source.Depth + 1, id, source.Center, lastRadius, radius, lastStartPoint, lastEndPoint, startPoint, endPoint);
elements.Add(stripe);
}
}
// Add Sector Element when only 2 stripes
if (NumStripes == MinStripes)
{
float sectorRadius = source.InnerRadius + radiusStep;
PointF outer1 = FindLineCircleIntersections(source.Center, sectorRadius, source.InnerVertex, source.OuterVertex1)[0];
PointF outer2 = FindLineCircleIntersections(source.Center, sectorRadius, source.InnerVertex, source.OuterVertex2)[0];
float angle = FindAngleBetweenTwoLineSegments(source.Center, outer1, outer2);
float angleDiff = (source.EndAngle - source.StartAngle) - angle;
float startPointAngle = source.StartAngle + angleDiff / 2;
float endPointAngle = startPointAngle + angle;
ME_CircleSector sector = new ME_CircleSector(source.SvgDocument, source.Depth + 1, SectorId, source.Center, source.InnerRadius, sectorRadius, startPointAngle, endPointAngle);
elements.Add(sector);
}
return(elements);
}
public override List <MandalaElement> Apply(MandalaElement sourceElement)
{
// Convert source to correct type
ME_Ring source = (ME_Ring)sourceElement;
List <MandalaElement> elements = new List <MandalaElement>();
// Create SvgElement and add it to SvgDocument
float angleStep = 360f / NumStripes;
PointF lastStartPoint = new PointF(0, 0), lastEndPoint = new PointF(0, 0);
for (int i = 0; i < NumStripes; i++)
{
float angle = i * angleStep;
float startX = source.Center.X + (float)(source.InnerRadius * Math.Sin(DegreeToRadian(angle)));
float startY = source.Center.Y + (float)(source.InnerRadius * Math.Cos(DegreeToRadian(angle)));
PointF startPoint = new PointF(startX, startY);
float endX = source.Center.X + (float)(source.OuterRadius * Math.Sin(DegreeToRadian(angle)));
float endY = source.Center.Y + (float)(source.OuterRadius * Math.Cos(DegreeToRadian(angle)));
PointF endPoint = new PointF(endX, endY);
DrawLine(source.SvgDocument, startPoint, endPoint);
int id = (Alternating && i % 2 == 1) ? StripeId2 : StripeId1;
if (i > 0)
{
ME_Stripe stripe = new ME_Stripe(source.SvgDocument, source.Depth + 1, id, source.Center, source.InnerRadius, source.OuterRadius, lastStartPoint, startPoint, lastEndPoint, endPoint);
elements.Add(stripe);
}
else
{
float lastAngle = 360f - angleStep;
lastStartPoint = new PointF(source.Center.X + (float)(source.InnerRadius * Math.Sin(DegreeToRadian(lastAngle))),
source.Center.Y + (float)(source.InnerRadius * Math.Cos(DegreeToRadian(lastAngle))));
lastEndPoint = new PointF(source.Center.X + (float)(source.OuterRadius * Math.Sin(DegreeToRadian(lastAngle))),
source.Center.Y + (float)(source.OuterRadius * Math.Cos(DegreeToRadian(lastAngle))));
ME_Stripe stripe = new ME_Stripe(source.SvgDocument, source.Depth + 1, id, source.Center, source.InnerRadius, source.OuterRadius, lastStartPoint, startPoint, lastEndPoint, endPoint);
elements.Add(stripe);
}
lastStartPoint = startPoint;
lastEndPoint = endPoint;
}
return(elements);
}
public override List <MandalaElement> Apply(MandalaElement sourceElement)
{
// Convert source to correct type
ME_Stripe source = (ME_Stripe)sourceElement;
SvgPath svgPath = new SvgPath()
{
Fill = Colour,
StrokeWidth = 0,
};
svgPath.PathData = new SvgPathSegmentList();
SvgMoveToSegment svgStartMove = new SvgMoveToSegment(source.InnerVertex1);
svgPath.PathData.Add(svgStartMove);
SvgArcSegment arc1 = new SvgArcSegment(source.InnerVertex1, source.InnerRadius, source.InnerRadius, 0, SvgArcSize.Small, SvgArcSweep.Negative, source.InnerVertex2);
svgPath.PathData.Add(arc1);
SvgLineSegment line1 = new SvgLineSegment(source.InnerVertex2, source.OuterVertex2);
svgPath.PathData.Add(line1);
SvgArcSegment arc2 = new SvgArcSegment(source.OuterVertex2, source.OuterRadius, source.OuterRadius, 0, SvgArcSize.Small, SvgArcSweep.Positive, source.OuterVertex1);
svgPath.PathData.Add(arc2);
SvgLineSegment line2 = new SvgLineSegment(source.OuterVertex1, source.InnerVertex1);
svgPath.PathData.Add(line2);
source.SvgDocument.Children.Add(svgPath);
return(new List <MandalaElement>()
{
});
}
public override List <MandalaElement> Apply(MandalaElement sourceElement)
{
// Convert source to correct type
ME_StarSpike source = (ME_StarSpike)sourceElement;
// Find intersection points
PointF intersection1 = FindLineCircleIntersections(source.CircleCenter, SplitRadius, source.InnerVertex1, source.OuterVertex)[0];
PointF intersection2 = FindLineCircleIntersections(source.CircleCenter, SplitRadius, source.InnerVertex2, source.OuterVertex)[0];
float angle = FindAngleBetweenTwoLineSegments(source.CircleCenter, intersection1, intersection2);
float startAngle = source.Angle - angle / 2;
float endAngle = source.Angle + angle / 2;
DrawArc(source.SvgDocument, source.CircleCenter, SplitRadius, startAngle, endAngle);
// Create elements
ME_StarSpike spike = new ME_StarSpike(source.SvgDocument, source.Depth + 1, SpikeId, source.CircleCenter, SplitRadius, source.Angle, intersection1, intersection2, source.OuterVertex);
ME_Stripe stripe = new ME_Stripe(source.SvgDocument, source.Depth + 1, StripeId, source.CircleCenter, source.CircleRadius, SplitRadius, source.InnerVertex1, source.InnerVertex2, intersection1, intersection2);
return(new List <MandalaElement>()
{
spike, stripe
});
}
