public override void Initialize(MandalaElement sourceElement, Random random)
{
// Convert source to correct type
ME_Circle source = (ME_Circle)sourceElement;
// Get # corners
NumCorners = random.Next(MaxCorners - MinCorners + 1) + MinCorners;
// Get Radius (keep doing until shape is concave)
float innerAngle = 361;
while (innerAngle > 180)
{
float minInnerRadius = source.Radius * MinInnerRadius;
float maxInnerRadius = source.Radius;
InnerRadius = (float)random.NextDouble() * (maxInnerRadius - minInnerRadius) + minInnerRadius;
float angleStep = 360f / (NumCorners * 2);
PointF outer1 = FindPointOnCircle(source.Center, source.Radius, 0);
PointF inner = FindPointOnCircle(source.Center, InnerRadius, angleStep);
PointF outer2 = FindPointOnCircle(source.Center, source.Radius, angleStep * 2);
innerAngle = FindAngleBetweenTwoLineSegments(inner, outer1, outer2);
}
// Element ids
StarId = MandalaElement.ElementId++;
SectorId = MandalaElement.ElementId++;
}
public override void Initialize(MandalaElement sourceElement, Random random)
{
// Convert source to correct type
ME_Circle source = (ME_Circle)sourceElement;
// Get Radius
float minRadius = source.Radius * MinRadius;
float maxRadius = source.Radius * MaxRadius;
Radius = (float)random.NextDouble() * (maxRadius - minRadius) + minRadius;
// Element ids
CircleId = MandalaElement.ElementId++;
RingId = MandalaElement.ElementId++;
}
public override List <MandalaElement> Apply(MandalaElement sourceElement)
{
// Convert source to correct type
ME_Circle source = (ME_Circle)sourceElement;
// Create SvgElement and add it to SvgDocument
DrawCircle(source.SvgDocument, source.Center, Radius);
// Create Mandala Elements and return them
ME_Circle circle = new ME_Circle(source.SvgDocument, source.Depth + 1, CircleId, source.Center, Radius, source.AngleFromCenter, source.Centered);;
ME_Ring ring = new ME_Ring(source.SvgDocument, source.Depth + 1, RingId, source.Center, Radius, source.Radius);
return(new List <MandalaElement>()
{
circle, ring
});
}
public override List <MandalaElement> Apply(MandalaElement sourceElement)
{
// Convert source to correct type
ME_Empty source = (ME_Empty)sourceElement;
// Take Center
float centerX = source.SvgDocument.Width / 2;
float centerY = source.SvgDocument.Height / 2;
PointF center = new PointF(centerX, centerY);
// Create SvgElement and add it to SvgDocument
DrawCircle(source.SvgDocument, center, Radius);
// Create Mandala Elements and return them
ME_Circle circle = new ME_Circle(source.SvgDocument, source.Depth + 1, CircleId, center, Radius, 0, true);
return(new List <MandalaElement>()
{
circle
});
}
public override List <MandalaElement> Apply(MandalaElement sourceElement)
{
// Convert source to correct type
ME_Circle source = (ME_Circle)sourceElement;
// Draw Star
float angle;
if (source.Centered)
{
angle = 180;
}
else
{
angle = source.AngleFromCenter;
}
PointF[] vertices = DrawStar(source.SvgDocument, source.Center, InnerRadius, source.Radius, NumCorners, angle);
List <MandalaElement> elements = new List <MandalaElement>();
// Create Star Element
ME_Star star = new ME_Star(source.SvgDocument, source.Depth + 1, StarId, source.Center, InnerRadius, source.Radius, NumCorners, angle, source.Centered, vertices);
elements.Add(star);
// Create Sectors
float angleStep = 360f / NumCorners;
for (int i = 0; i < NumCorners; i++)
{
float startAngle = angle + i * angleStep;
float endAngle = startAngle + angleStep;
ME_CircleSector sector = new ME_CircleSector(source.SvgDocument, source.Depth + 1, SectorId, source.Center, InnerRadius, source.Radius, startAngle, endAngle);
elements.Add(sector);
}
return(elements);
}
public override List <MandalaElement> Apply(MandalaElement sourceElement)
{
// Convert source to correct type
ME_Star source = (ME_Star)sourceElement;
// Take Center
float radius = source.InnerRadius;
DrawCircle(source.SvgDocument, source.Center, radius);
List <MandalaElement> elements = new List <MandalaElement>();
// Add circle element
ME_Circle circle = new ME_Circle(source.SvgDocument, source.Depth + 1, CircleId, source.Center, radius, source.AngleFromCenter, source.Centered);
elements.Add(circle);
// Add star spike elements
float angleStep = 360f / source.Corners;
for (int i = 0; i < source.Corners; i++)
{
int cornerId = i * 2;
float angle = source.AngleFromCenter + i * angleStep;
int id = (Alternating && i % 2 == 1) ? SpikeId2 : SpikeId1;
ME_StarSpike spike = new ME_StarSpike(source.SvgDocument, source.Depth + 1, id, source.Center, source.InnerRadius, angle,
source.Vertices[cornerId == 0 ? (source.Vertices.Length - 1) : (cornerId - 1)],
source.Vertices[(cornerId + 1) % source.Vertices.Length],
source.Vertices[cornerId]
);
elements.Add(spike);
}
return(elements);
}
public override List <MandalaElement> Apply(MandalaElement sourceElement)
{
// Convert source to correct type
ME_CircleSector source = (ME_CircleSector)sourceElement;
float sin = (float)(Math.Sin(DegreeToRadian(source.InnerAngle / 2)));
float radius = ((-source.InnerRadius * sin) + (source.OuterRadius * sin)) / (sin + 1);
float circleAngle = (source.StartAngle + source.EndAngle) / 2;
PointF tangent = FindPointOnCircle(source.Center, source.OuterRadius, circleAngle);
List <PointF> intersect = FindLineCircleIntersections(tangent, radius, source.InnerVertex, tangent);
PointF center = intersect[1];
DrawCircle(source.SvgDocument, center, radius);
ME_Circle circle = new ME_Circle(source.SvgDocument, source.Depth + 1, CircleId, center, radius, circleAngle, false);
return(new List <MandalaElement>()
{
circle
});
}
