void Graphics::strokePath (const Path& path,
const PathStrokeType& strokeType,
const AffineTransform& transform) const
{
Path stroke;
strokeType.createStrokedPath (stroke, path, transform, context.getScaleFactor());
fillPath (stroke);
}
void resized()
{
float x1, y1, x2, y2;
getPoints (x1, y1, x2, y2);
lastInputX = x1;
lastInputY = y1;
lastOutputX = x2;
lastOutputY = y2;
x1 -= getX();
y1 -= getY();
x2 -= getX();
y2 -= getY();
linePath.clear();
linePath.startNewSubPath (x1, y1);
linePath.cubicTo (x1, y1 + (y2 - y1) * 0.33f,
x2, y1 + (y2 - y1) * 0.66f,
x2, y2);
PathStrokeType wideStroke (8.0f);
wideStroke.createStrokedPath (hitPath, linePath);
PathStrokeType stroke (2.5f);
stroke.createStrokedPath (linePath, linePath);
const float arrowW = 5.0f;
const float arrowL = 4.0f;
Path arrow;
arrow.addTriangle (-arrowL, arrowW,
-arrowL, -arrowW,
arrowL, 0.0f);
arrow.applyTransform (AffineTransform::identity
.rotated (float_Pi * 0.5f - (float) atan2 (x2 - x1, y2 - y1))
.translated ((x1 + x2) * 0.5f,
(y1 + y2) * 0.5f));
linePath.addPath (arrow);
linePath.setUsingNonZeroWinding (true);
}