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Implement suggested changes in PR 143

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This commit is contained in:
Ogi 2020-06-10 20:50:04 -07:00
parent 79ce0c46b5
commit 05f8921555
1 changed files with 9 additions and 4 deletions
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13
pyqtgraph/graphicsItems/ROI.py
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@ -590,13 +590,13 @@ class ROI(GraphicsObject):
## If a Handle was not supplied, create it now
if 'item' not in info or info['item'] is None:
h = Handle(self.handleSize, typ=info['type'], pen=self.handlePen, parent=self)
h.setPos(info['pos'] * self.state['size'])
info['item'] = h
else:
h = info['item']
if info['pos'] is None:
info['pos'] = h.pos()
h.setPos(info['pos'] * self.state['size'])
## connect the handle to this ROI
#iid = len(self.handles)
h.connectROI(self)
@ -1273,11 +1273,12 @@ class Handle(UIGraphicsItem):
sigClicked = QtCore.Signal(object, object) # self, event
sigRemoveRequested = QtCore.Signal(object) # self
def __init__(self, radius, typ=None, pen=(200, 200, 220), parent=None, deletable=False):
def __init__(self, radius, typ=None, pen=(200, 200, 220), parent=None, deletable=False, activePen=(255, 255, 0)):
self.rois = []
self.radius = radius
self.typ = typ
self.pen = fn.mkPen(pen)
self.activePen = fn.mkPen(activePen)
self.currentPen = self.pen
self.pen.setWidth(0)
self.pen.setCosmetic(True)
@ -1321,7 +1322,7 @@ class Handle(UIGraphicsItem):
hover=True
if hover:
self.currentPen = fn.mkPen(255, 255,0)
self.currentPen = self.activePen
else:
self.currentPen = self.pen
self.update()
@ -1374,15 +1375,19 @@ class Handle(UIGraphicsItem):
for r in self.rois:
r.stateChangeFinished()
self.isMoving = False
self.currentPen = self.pen
self.update()
elif ev.isStart():
for r in self.rois:
r.handleMoveStarted()
self.isMoving = True
self.startPos = self.scenePos()
self.cursorOffset = self.scenePos() - ev.buttonDownScenePos()
self.currentPen = self.activePen
if self.isMoving: ## note: isMoving may become False in mid-drag due to right-click.
pos = ev.scenePos() + self.cursorOffset
self.currentPen = self.activePen
self.movePoint(pos, ev.modifiers(), finish=False)
def movePoint(self, pos, modifiers=QtCore.Qt.KeyboardModifier(), finish=True):