private static void drawSlotLine(Point pStart, Point pEnd, double xInch)
{
double r = scaleValue(xInch) / 2;
if (logCoordinate)
{
Logger.Trace("drawSlotLine pStart:x:{0:0.00} y:{1:0.00} pEnd:x:{2:0.00} y:{3:0.00} r:{4:0.00} ", pStart.X, pStart.Y, pEnd.X, pEnd.Y, r);
}
if (pStart == pEnd)
{
Logger.Error("..same coordinates x:{0} y:{1}, nothing to do", pStart.X, pStart.Y);
return;
}
double quarter = Math.PI / 2;
double angle = gcodeMath.getAlpha(pStart, pEnd);
Point p1l = calcOffsetPoint(pStart, angle + quarter, r);
Point p1r = calcOffsetPoint(pStart, angle - quarter, r);
Point p2l = calcOffsetPoint(pEnd, angle + quarter, r);
Point p2r = calcOffsetPoint(pEnd, angle - quarter, r);
//Logger.Trace(" drawSlotLine pStart:x:{0:0.00} y:{1:0.00} p1l:x:{2:0.00} y:{3:0.00} p1r:x:{4:0.00} y:{5:0.00} ",pStart.X,pStart.Y,p1l.X,p1l.Y,p1r.X,p1r.Y);
Graphic.StopPath(); isPenDown = false;
// Graphic.StartPath(p1l);
penDown(p1l);
Graphic.AddLine(p2l);
Graphic.AddArc(true, p2r, sub(pEnd, p2l));
Graphic.AddLine(p1r);
Graphic.AddArc(true, p1l, sub(pStart, p1r));
Graphic.StopPath(); isPenDown = false;
StartCoordinate = pEnd;
}
private static void drawSlotArc(Point pStart, bool isCW, Point pEnd, Point IJ, double xInch)
{
double r = scaleValue(xInch) / 2;
if (logCoordinate)
{
Logger.Trace("drawSlotArc pStart:x:{0:0.00} y:{1:0.00} pEnd:x:{2:0.00} y:{3:0.00} r:{4:0.00} ", pStart.X, pStart.Y, pEnd.X, pEnd.Y, r);
}
Point center = sub(pEnd, IJ);
double angle = gcodeMath.getAlpha(center, pStart);
Point p1out = calcOffsetPoint(pStart, angle, r);
Point p1in = calcOffsetPoint(pStart, angle - Math.PI, r);
angle = gcodeMath.getAlpha(center, pEnd);
Point p2out = calcOffsetPoint(pEnd, angle, r);
Point p2in = calcOffsetPoint(pEnd, angle - Math.PI, r);
// isCW?
Graphic.StopPath(); isPenDown = false;
//Graphic.StartPath(p1out);
penDown(p1out);
Graphic.AddArc(true, p2out, sub(pEnd, p2out));
Graphic.AddArc(true, p2in, sub(pEnd, p2out));
Graphic.AddArc(true, p1in, sub(pStart, p2in));
Graphic.AddArc(true, p1out, sub(pStart, p1in));
Graphic.StopPath(); isPenDown = false;
StartCoordinate = pEnd;
}
private static void AddRoundCorner(double bulge, double p1x, double p1y, double p2x, double p2y)
{
//Definition of bulge, from Autodesk DXF fileformat specs
double angle = Math.Abs(Math.Atan(bulge) * 4);
bool girou = false;
//For my method, this angle should always be less than 180.
if (angle > Math.PI)
{
angle = Math.PI * 2 - angle;
girou = true;
}
//Distance between the two vertexes, the angle between Center-P1 and P1-P2 and the arc radius
double distance = Math.Sqrt(Math.Pow(p1x - p2x, 2) + Math.Pow(p1y - p2y, 2));
double alpha = (Math.PI - angle) / 2;
double ratio = distance * Math.Sin(alpha) / Math.Sin(angle);
if (angle == Math.PI)
{
ratio = distance / 2;
}
double xc, yc, direction;
//Used to invert the signal of the calculations below
bool isg2 = bulge < 0;
if (isg2)
{
direction = 1;
}
else
{
direction = -1;
}
//calculate the arc center
double part = Math.Sqrt(Math.Pow(2 * ratio / distance, 2) - 1);
if (!girou)
{
xc = ((p1x + p2x) / 2) - direction * ((p1y - p2y) / 2) * part;
yc = ((p1y + p2y) / 2) + direction * ((p1x - p2x) / 2) * part;
}
else
{
xc = ((p1x + p2x) / 2) + direction * ((p1y - p2y) / 2) * part;
yc = ((p1y + p2y) / 2) - direction * ((p1x - p2x) / 2) * part;
}
Graphic.AddArc(isg2, p2x, p2y, (xc - p1x), (yc - p1y), "");
}
private static void Draw()
{
Point tmp = scalePosition(setX, setY);
if (logDetailed)
{
Logger.Trace("++++Draw() X:{0:0.000} Y:{1:0.000} isPenDown:{2} gMode:{3}", tmp.X, tmp.Y, isPenDown, gMode);
}
if (gMode == 1)
{
if ((actualAperture.apType == aperture.type.none) || (actualAperture.XSize == 0))
{
if (logCoordinate)
{
Logger.Trace("....AddLine X:{0:0.000} Y:{1:0.000} ", tmp.X, tmp.Y);
}
Graphic.AddLine(tmp); isPenDown = true;
}
else
{
drawSlotLine(StartCoordinate, tmp, actualAperture.XSize);
}
} // move to with pen down
else
{
if ((actualAperture.apType == aperture.type.none) || (actualAperture.XSize == 0))
{
if (logCoordinate)
{
Logger.Trace("....AddArc X:{0:0.000} Y:{1:0.000} I:{2:0.00} J:{3:0.00} ", tmp.X, tmp.Y, setI, setJ);
}
Graphic.AddArc((gMode == 2), tmp, scalePosition(setI, setJ));
}
else
{
drawSlotArc(StartCoordinate, (gMode == 2), tmp, scalePosition(setI, setJ), actualAperture.XSize);
}
}
lastMove = tmp;
}
private static void drawSlotLine(Point pStart, Point pEnd, double xInch)
{
double r = scaleValue(xInch) / 2;
Logger.Trace("drawSlotLine pStart:x:{0:0.00} y:{1:0.00} pEnd:x:{2:0.00} y:{3:0.00} r:{4:0.00} ", pStart.X, pStart.Y, pEnd.X, pEnd.Y, r);
double quarter = Math.PI / 2;
double angle = gcodeMath.getAlpha(pStart, pEnd);
Point p1l = calcOffsetPoint(pStart, angle + quarter, r);
Point p1r = calcOffsetPoint(pStart, angle - quarter, r);
Point p2l = calcOffsetPoint(pEnd, angle + quarter, r);
Point p2r = calcOffsetPoint(pEnd, angle - quarter, r);
Logger.Trace(" drawSlotLine pStart:x:{0:0.00} y:{1:0.00} p1l:x:{2:0.00} y:{3:0.00} p1r:x:{4:0.00} y:{5:0.00} ", pStart.X, pStart.Y, p1l.X, p1l.Y, p1r.X, p1r.Y);
Graphic.StopPath();
Graphic.StartPath(p1l);
Graphic.AddLine(p2l);
Graphic.AddArc(true, p2r, sub(pEnd, p2l));
Graphic.AddLine(p1r);
Graphic.AddArc(true, p1l, sub(pStart, p1r));
Graphic.StopPath();
StartCoordinate = pEnd;
}
private static void drawSlotArc(Point pStart, bool isCW, Point pEnd, Point IJ, double xInch)
{
double r = scaleValue(xInch) / 2;
Point center = sub(pEnd, IJ);
double angle = gcodeMath.getAlpha(center, pStart);
Point p1out = calcOffsetPoint(pStart, angle, r);
Point p1in = calcOffsetPoint(pStart, angle - Math.PI, r);
angle = gcodeMath.getAlpha(center, pEnd);
Point p2out = calcOffsetPoint(pEnd, angle, r);
Point p2in = calcOffsetPoint(pEnd, angle - Math.PI, r);
// isCW?
Graphic.StopPath();
Graphic.StartPath(p1out);
Graphic.AddArc(true, p2out, sub(pEnd, p2out));
Graphic.AddArc(true, p2in, sub(pEnd, p2out));
Graphic.AddArc(true, p1in, sub(pStart, p2in));
Graphic.AddArc(true, p1out, sub(pStart, p1in));
Graphic.StopPath();
StartCoordinate = pEnd;
}