def _offset(p: VPoint) -> _Coord:
"""Make offset coordinate."""
x, y = p.c[1]
if p.has_offset() and p.true_offset() <= 0.1:
if p.offset() > 0:
x += 0.1
y += 0.1
else:
x -= 0.1
y -= 0.1
return x, y
def _args2vpoint(args: PointArgs) -> VPoint:
"""Make arguments as a VPoint object."""
link = _no_empty(args.links.split(','))
if args.type == '':
return VPoint.HOLDER
elif args.type == 'R':
type_int = VJoint.R
angle = 0.
else:
angle_pair = args.type.split(':')
angle = float(angle_pair[1])
type_int = VJoint.P if angle_pair[0] == 'P' else VJoint.RP
return VPoint(link, type_int, angle, args.color, args.x, args.y, color_rgb)
def _args2vpoint(args: Sequence[Union[str, float]]) -> Optional[VPoint]:
"""Make arguments as a VPoint object."""
link = _no_empty(args[0].split(','))
if args[1] == '':
return None
elif args[1] == 'R':
type_int = VJoint.R
angle = 0
else:
t, angle_str = args[1].split(':')
angle = float(angle_str)
if t == 'P':
type_int = VJoint.P
else:
type_int = VJoint.RP
return VPoint(link, type_int, angle, args[2], args[3], args[4], color_rgb)
def __draw_point(self, i: int, vpoint: VPoint) -> None:
"""Draw a point."""
connected = len(vpoint.links) - 1
if vpoint.type in {VJoint.P, VJoint.RP}:
pen = QPen(QColor(*vpoint.color))
pen.setWidth(2)
# Draw slot point and pin point
for j, (cx, cy) in enumerate(vpoint.c):
if not vpoint.links:
grounded = False
else:
grounded = vpoint.links[j] == VLink.FRAME
# Slot point
if j == 0 or vpoint.type == VJoint.P:
if self.monochrome:
color = Qt.black
else:
color = QColor(*vpoint.color)
pen.setColor(color)
self.painter.setPen(pen)
cp = QPointF(cx, -cy) * self.zoom
jr = self.joint_size * (2 if j == 0 else 1)
rp = QPointF(jr, -jr)
self.painter.drawRect(QRectF(cp + rp, cp - rp))
if self.show_point_mark:
pen.setColor(Qt.darkGray)
self.painter.setPen(pen)
text = f"[Point{i}]"
if self.show_dimension:
text += f":({cx:.02f}, {cy:.02f})"
self.painter.drawText(cp + rp, text)
else:
self.draw_point(i, cx, cy, grounded, vpoint.color,
connected)
# Slider line
pen.setColor(QColor(*vpoint.color).darker())
self.painter.setPen(pen)
qline_m = QLineF(
QPointF(vpoint.c[1][0], -vpoint.c[1][1]) * self.zoom,
QPointF(vpoint.c[0][0], -vpoint.c[0][1]) * self.zoom)
nv = qline_m.normalVector()
nv.setLength(self.joint_size)
nv.setPoints(nv.p2(), nv.p1())
qline_1 = nv.normalVector()
qline_1.setLength(qline_m.length())
self.painter.drawLine(qline_1)
nv.setLength(nv.length() * 2)
nv.setPoints(nv.p2(), nv.p1())
qline_2 = nv.normalVector()
qline_2.setLength(qline_m.length())
qline_2.setAngle(qline_2.angle() + 180)
self.painter.drawLine(qline_2)
else:
self.draw_point(i, vpoint.cx, vpoint.cy, vpoint.grounded(),
vpoint.color, connected)
# For selects function
if self.select_mode == SelectMode.JOINT and (i in self.selections):
pen = QPen(QColor(161, 16, 239))
pen.setWidth(3)
self.painter.setPen(pen)
self.painter.drawRect(vpoint.cx * self.zoom - 12,
vpoint.cy * -self.zoom - 12, 24, 24)