def keyPressEvent(self, event):
key = event.key()
if event.matches(QKeySequence.Delete):
glyph = self._glyph
# TODO: prune
glyph.prepareUndo()
preserveShape = not event.modifiers() & Qt.ShiftModifier
for anchor in glyph.anchors:
if anchor.selected:
glyph.removeAnchor(anchor)
for contour in reversed(glyph):
removeUISelection(contour, preserveShape)
for component in glyph.components:
if component.selected:
glyph.removeComponent(component)
if glyph.image.selected:
glyph.image = None
elif key in arrowKeys:
# TODO: prune
self._glyph.prepareUndo()
delta = self._moveForEvent(event)
# TODO: seems weird that glyph.selection and selected don't incl.
# anchors and components while glyph.move does... see what glyphs
# does
hadSelection = False
for anchor in self._glyph.anchors:
if anchor.selected:
anchor.move(delta)
hadSelection = True
for contour in self._glyph:
moveUISelection(contour, delta)
# XXX: shouldn't have to recalc this
if contour.selection:
hadSelection = True
for component in self._glyph.components:
if component.selected:
component.move(delta)
hadSelection = True
image = self._glyph.image
if image.selected:
image.move(delta)
hadSelection = True
if not hadSelection:
event.ignore()
elif key in navKeys:
pack = self._getSelectedCandidatePoint()
if pack is not None:
point, contour = pack
point.selected = False
index = contour.index(point)
offset = int(key == Qt.Key_Greater) or -1
newPoint = contour.getPoint(index + offset)
newPoint.selected = True
contour.postNotification(
notification="Contour.SelectionChanged")
def mouseMoveEvent(self, event):
canvasPos = event.localPos()
widget = self.parent()
if self._shouldMove or self._itemTuple is not None:
if self._shouldPrepareUndo:
self._glyph.prepareUndo()
self._shouldPrepareUndo = False
modifiers = event.modifiers()
# Alt: move point along handles
if modifiers & Qt.AltModifier and len(self._glyph.selection) == 1:
item, parent = self._itemTuple
if parent is not None:
x, y = canvasPos.x(), canvasPos.y()
didMove = self._moveOnCurveAlongHandles(parent, item, x, y)
if didMove:
return
# Shift: clamp pos on axis
elif modifiers & Qt.ShiftModifier:
item, parent = self._itemTuple
if parent is not None:
if item.segmentType is None:
onCurve = self._getOffCurveSiblingPoint(parent, item)
canvasPos = self.clampToOrigin(
canvasPos, QPointF(onCurve.x, onCurve.y))
dx = canvasPos.x() - self._origin.x()
dy = canvasPos.y() - self._origin.y()
for anchor in self._glyph.anchors:
if anchor.selected:
anchor.move((dx, dy))
for contour in self._glyph:
moveUISelection(contour, (dx, dy))
for component in self._glyph.components:
if component.selected:
component.move((dx, dy))
image = self._glyph.image
if image.selected:
image.move((dx, dy))
self._origin = canvasPos
else:
self._rubberBandRect = QRectF(self._origin, canvasPos).normalized()
items = widget.items(self._rubberBandRect)
points = set(items["points"])
if event.modifiers() & Qt.ControlModifier:
points ^= self._oldSelection
# TODO: fine-tune this more, maybe add optional args to items...
if event.modifiers() & Qt.AltModifier:
points = set(pt for pt in points if pt.segmentType)
if points != self._glyph.selection:
# TODO: doing this takes more time than by-contour
# discrimination for large point count
self._glyph.selection = points
widget.update()