| from fontTools.pens.basePen import BasePen |
| |
| from Quartz.CoreGraphics import CGPathCreateMutable, CGPathMoveToPoint |
| from Quartz.CoreGraphics import CGPathAddLineToPoint, CGPathAddCurveToPoint |
| from Quartz.CoreGraphics import CGPathAddQuadCurveToPoint, CGPathCloseSubpath |
| |
| |
| __all__ = ["QuartzPen"] |
| |
| |
| class QuartzPen(BasePen): |
| |
| """A pen that creates a CGPath |
| |
| Parameters |
| - path: an optional CGPath to add to |
| - xform: an optional CGAffineTransform to apply to the path |
| """ |
| |
| def __init__(self, glyphSet, path=None, xform=None): |
| BasePen.__init__(self, glyphSet) |
| if path is None: |
| path = CGPathCreateMutable() |
| self.path = path |
| self.xform = xform |
| |
| def _moveTo(self, pt): |
| x, y = pt |
| CGPathMoveToPoint(self.path, self.xform, x, y) |
| |
| def _lineTo(self, pt): |
| x, y = pt |
| CGPathAddLineToPoint(self.path, self.xform, x, y) |
| |
| def _curveToOne(self, p1, p2, p3): |
| (x1, y1), (x2, y2), (x3, y3) = p1, p2, p3 |
| CGPathAddCurveToPoint(self.path, self.xform, x1, y1, x2, y2, x3, y3) |
| |
| def _qCurveToOne(self, p1, p2): |
| (x1, y1), (x2, y2) = p1, p2 |
| CGPathAddQuadCurveToPoint(self.path, self.xform, x1, y1, x2, y2) |
| |
| def _closePath(self): |
| CGPathCloseSubpath(self.path) |
| |
