void BuildEndCap(
double x0, double y0,
double x1, double y1,
List <Vector> outputVectors)
{
switch (LineCapStyle)
{
default: throw new NotSupportedException();
case LineCap.Butt:
break;
case LineCap.Square:
break;
case LineCap.Round:
{
//------------------------
//x0,y0 -> end of line 1
//x1,y1 -> end of line 2
//------------------------
double c_x = (x0 + x1) / 2;
double c_y = (y0 + y1) / 2;
Vector2 delta = new Vector2(x1 - c_x, y1 - c_y);
ArcGenerator.GenerateArcNew(outputVectors,
c_x, c_y, delta, AggMath.deg2rad(180));
}
break;
}
}
static GlyphMeshStore()
{
s_flipY = AffineMat.Iden();
s_flipY.Scale(1, -1);
//
s_slantHorizontal = AffineMat.Iden();
s_slantHorizontal.Skew(AggMath.deg2rad(-15), 0);
}
public spiral(double x, double y, double r1, double r2, double step, double start_angle = 0)
{
m_x = x;
m_y = y;
m_r1 = r1;
m_r2 = r2;
m_step = step;
m_start_angle = start_angle;
m_angle = start_angle;
m_da = AggMath.deg2rad(4.0);
m_dr = m_step / 90.0;
}
public void SetParameters(double x, double y, double r1, double r2, double step, double start_angle = 0)
{
_x = x;
_y = y;
_r1 = r1;
_r2 = r2;
_step = step;
_start_angle = start_angle;
_angle = start_angle;
_da = AggMath.deg2rad(4.0);
_dr = _step / 90.0;
}
//---------------------------------------------------------------------
public void DrawArc(
float fromX, float fromY, float endX, float endY,
float xaxisRotationAngleDec, float rx, float ry,
SvgArcSize arcSize, SvgArcSweep arcSweep)
{
//------------------
//SVG Elliptical arc ...
//from Apache Batik
//-----------------
CenterFormArc centerFormArc = new CenterFormArc();
ComputeArc2(fromX, fromY, rx, ry,
AggMath.deg2rad(xaxisRotationAngleDec),
arcSize == SvgArcSize.Large,
arcSweep == SvgArcSweep.Negative,
endX, endY, ref centerFormArc);
//
using (VectorToolBox.Borrow(out Arc arcTool))
using (VxsTemp.Borrow(out var v1, out var v2, out var v3))
{
arcTool.Init(centerFormArc.cx, centerFormArc.cy, rx, ry,
centerFormArc.radStartAngle,
(centerFormArc.radStartAngle + centerFormArc.radSweepDiff));
bool stopLoop = false;
foreach (VertexData vertexData in arcTool.GetVertexIter())
{
switch (vertexData.command)
{
case VertexCmd.NoMore:
stopLoop = true;
break;
default:
v1.AddVertex(vertexData.x, vertexData.y, vertexData.command);
//yield return vertexData;
break;
}
//------------------------------
if (stopLoop)
{
break;
}
}
double scaleRatio = 1;
if (centerFormArc.scaleUp)
{
int vxs_count = v1.Count;
double px0, py0, px_last, py_last;
v1.GetVertex(0, out px0, out py0);
v1.GetVertex(vxs_count - 1, out px_last, out py_last);
double distance1 = Math.Sqrt((px_last - px0) * (px_last - px0) + (py_last - py0) * (py_last - py0));
double distance2 = Math.Sqrt((endX - fromX) * (endX - fromX) + (endY - fromY) * (endY - fromY));
if (distance1 < distance2)
{
scaleRatio = distance2 / distance1;
}
else
{
}
}
if (xaxisRotationAngleDec != 0)
{
//also rotate
if (centerFormArc.scaleUp)
{
//var mat = Affine.NewMatix(
// new AffinePlan(AffineMatrixCommand.Translate, -centerFormArc.cx, -centerFormArc.cy),
// new AffinePlan(AffineMatrixCommand.Scale, scaleRatio, scaleRatio),
// new AffinePlan(AffineMatrixCommand.Rotate, DegToRad(xaxisRotationAngleDec)),
// new AffinePlan(AffineMatrixCommand.Translate, centerFormArc.cx, centerFormArc.cy));
//mat1.TransformToVxs(v1, v2);
//v1 = v2;
AffineMat mat = AffineMat.Iden;
mat.Translate(-centerFormArc.cx, -centerFormArc.cy);
mat.Scale(scaleRatio);
mat.RotateDeg(xaxisRotationAngleDec);
mat.Translate(centerFormArc.cx, centerFormArc.cy);
VertexStoreTransformExtensions.TransformToVxs(ref mat, v1, v2);
v1 = v2;
}
else
{
//not scale
//var mat = Affine.NewMatix(
// AffinePlan.Translate(-centerFormArc.cx, -centerFormArc.cy),
// AffinePlan.RotateDeg(xaxisRotationAngleDec),
// AffinePlan.Translate(centerFormArc.cx, centerFormArc.cy));
//mat.TransformToVxs(v1, v2);
//v1 = v2;
AffineMat mat = AffineMat.Iden;
mat.Translate(-centerFormArc.cx, -centerFormArc.cy);
mat.RotateDeg(xaxisRotationAngleDec);
mat.Translate(centerFormArc.cx, centerFormArc.cy);
VertexStoreTransformExtensions.TransformToVxs(ref mat, v1, v2);
v1 = v2;
}
}
else
{
//no rotate
if (centerFormArc.scaleUp)
{
//var mat = Affine.NewMatix(
// new AffinePlan(AffineMatrixCommand.Translate, -centerFormArc.cx, -centerFormArc.cy),
// new AffinePlan(AffineMatrixCommand.Scale, scaleRatio, scaleRatio),
// new AffinePlan(AffineMatrixCommand.Translate, centerFormArc.cx, centerFormArc.cy));
//mat.TransformToVxs(v1, v2);
//v1 = v2;
AffineMat mat = AffineMat.Iden;
mat.Translate(-centerFormArc.cx, -centerFormArc.cy);
mat.RotateDeg(scaleRatio);
mat.Translate(centerFormArc.cx, centerFormArc.cy);
//
VertexStoreTransformExtensions.TransformToVxs(ref mat, v1, v2);
v1 = v2;
}
}
//_stroke.Width = this.StrokeWidth;
//_stroke.MakeVxs(v1, v3);
//_pcx.DrawGfxPath(_pcx.StrokeColor, _pathRenderVxBuilder.CreatePathRenderVx(v3));
}
}
public override void Draw(Painter p)
{
if (UseBitmapExt)
{
p.RenderQuality = RenderQualtity.Fast;
}
else
{
p.RenderQuality = RenderQualtity.HighQuality;
}
p.Clear(Drawing.Color.White);
p.UseSubPixelLcdEffect = false;
//string teststr = "ABCDE pqyt 1230";
//p.FillColor = Color.Black;
//p.CurrentFont = new RequestFont("tahoma", 10);
//p.StrokeColor = Color.Red;
p.RenderQuality = RenderQualtity.Fast;
//
//---red reference line--
p.DrawLine(0, 400, 800, 400);
p.DrawLine(0, 400, 800, 500); //test oblique line
//p.DrawString(teststr, 300, 400);
//
p.DrawRect(0.5, 400, 40, 40);
//
p.FillColor = Color.Yellow;
p.StrokeColor = Color.Blue;
p.FillEllipse(100.5, 400, 40, 60);
p.DrawEllipse(50.5, 400, 40, 60);
//---red reference line--
p.StrokeColor = Color.Red;
p.DrawLine(0, 500, 800, 500);
p.StrokeColor = Color.Blue;
p.FillColor = Color.Yellow;
p.FillRect(0.5, 500, 40, 40);
//---red reference line--
//p.DrawImage(lionImg, 0, 0); //reference at 0,0
p.DrawImage(lionImg, 300, 0);
int _imgW = lionImg.Width;
int _imgH = lionImg.Height;
p.RenderQuality = RenderQualtity.Fast;
p.DrawImage(lionImg,
//move to center of the image (hotspot x,y)
AffinePlan.Translate(-_imgW / 2, -_imgH / 2),
AffinePlan.Rotate(AggMath.deg2rad(45)),
AffinePlan.Scale(0.75, 0.75),
//move to target
AffinePlan.Translate(400, 200));
}
public override void Draw(Painter p)
{
if (UseBitmapExt)
{
p.RenderQuality = RenderQuality.Fast;
}
else
{
p.RenderQuality = RenderQuality.HighQuality;
}
p.Clear(Drawing.Color.Yellow);
p.UseSubPixelLcdEffect = false;
//
//---red reference line--
p.StrokeColor = Color.Black;
p.DrawLine(0, 400, 800, 400); //draw reference line
p.DrawImage(_lionImg, 300, 0);
int _imgW = _lionImg.Width;
int _imgH = _lionImg.Height;
int x_pos = 0;
for (int i = 0; i < 360; i += 30)
{
p.DrawImage(_lionImg,
//move to center of the image (hotspot x,y)
AffinePlan.Translate(-_imgW / 2f, -_imgH / 2f),
AffinePlan.Scale(0.50, 0.50),
AffinePlan.Rotate(AggMath.deg2rad(i)),
AffinePlan.Translate((_imgW / 2f) + x_pos, _imgH / 2f) //translate back
);
x_pos += _imgW / 3;
}
using (VxsTemp.Borrow(out var vxs1, out var vxs2))
{
SimpleRect sRect = new SimpleRect();
int x = 0, y = 0, w = 100, h = 100;
sRect.SetRect(x, y, x + w, y + h);
sRect.MakeVxs(vxs1);
p.Fill(vxs1, Color.Blue);
//-------------------
Affine af = Affine.NewMatix(
AffinePlan.Translate(-w / 2f, -h / 2f),
AffinePlan.Rotate(AggMath.deg2rad(30)),
AffinePlan.Translate(w / 2f, h / 2f)
);
af.TransformToVxs(vxs1, vxs2);
p.Fill(vxs2, Color.Red);
//-------------------
}
}
public override void Draw(Painter p)
{
if (UseBitmapExt)
{
p.RenderQuality = RenderQuality.Fast;
}
else
{
p.RenderQuality = RenderQuality.HighQuality;
}
p.Clear(Drawing.Color.White);
p.UseSubPixelLcdEffect = false;
//---red reference line--
p.StrokeColor = Color.Black;
p.DrawLine(0, 400, 800, 400); //draw reference line
p.DrawImage(_lionImg, 300, 0);
//p.DrawImage(lionImg, 0, 0, 10, 10, 100, 100);
//
//p.DrawImage(halfLion, 50, 0);
int _imgW = _lionImg.Width;
int _imgH = _lionImg.Height;
int x_pos = 0;
int y_pos = 0;
var affPlans = new AffinePlan[4];
//1. create new half-size lion image
//for (int i = 0; i < 360; i += 30)
//{
// affPlans[0] = AffinePlan.Translate(-_imgW / 2f, -_imgH / 2f);
// affPlans[1] = AffinePlan.Scale(1, 1);
// affPlans[2] = AffinePlan.Rotate(AggMath.deg2rad(i));
// affPlans[3] = AffinePlan.Translate((_imgW / 2f) + x_pos, (_imgH / 2f) + y_pos);
// p.DrawImage(halfLion, affPlans);
// x_pos += _imgW / 3;
//}
x_pos = 0;
y_pos = 100;
for (int i = 0; i < 360; i += 30)
{
affPlans[0] = AffinePlan.Translate(-_imgW / 2f, -_imgH / 2f);
affPlans[1] = AffinePlan.Scale(0.50, 0.50);
affPlans[2] = AffinePlan.Rotate(AggMath.deg2rad(i));
affPlans[3] = AffinePlan.Translate((_imgW / 2f) + x_pos, (_imgH / 2f) + y_pos);
p.DrawImage(_lionImg, affPlans);
x_pos += _imgW / 3;
}
//----
//
using (VxsTemp.Borrow(out var vxs1, out var vxs2))
{
SimpleRect sRect = new SimpleRect();
int x = 0, y = 0, w = 100, h = 100;
sRect.SetRect(x, y, x + w, y + h);
sRect.MakeVxs(vxs1);
p.Fill(vxs1, Color.Blue);
//-------------------
Affine af = Affine.NewMatix(
AffinePlan.Translate(-w / 2f, -h / 2f),
AffinePlan.Rotate(AggMath.deg2rad(30)),
AffinePlan.Translate(w / 2f, h / 2f)
);
af.TransformToVxs(vxs1, vxs2);
p.Fill(vxs2, Color.Red);
}
}
