def Redraw(self,
dc: DC = None,
full: bool = True,
saveBackground: bool = False,
useBackground: bool = False):
"""
Refresh the diagram.
If a DC is given, use it. Otherwise, use a double buffered DC.
Args:
dc: If None, a default dc is created
full: If False, only draw the shape borders.
saveBackground: If True, save the background
useBackground: If True, use the background
"""
needBlit = False
w, h = self.GetSize()
if dc is None:
dc = self.CreateDC(useBackground, w, h)
needBlit = True
dc.SetFont(self._defaultFont)
shapes = self._diagram.GetShapes()
if full:
# first time, need to create the background
if saveBackground:
# first, draw every non-moving shapes
for shape in shapes:
if not shape.IsMoving():
shape.Draw(dc)
# save the background
self.SaveBackground(dc)
# draw every moving shape
for shape in shapes:
if shape.IsMoving():
shape.Draw(dc)
# x, y = self.CalcUnScrolledPosition(0, 0)
if useBackground:
# draw every moving shapes
for shape in shapes:
if shape.IsMoving():
shape.Draw(dc)
# TODO: This code belongs in OnPaint
# if self._prefs.backgroundGridEnabled is True:
# self._drawGrid(memDC=dc, width=w, height=h, startX=x, startY=y)
else: # don't use background
# draw all shapes
for shape in shapes:
shape.Draw(dc)
# TODO: This code belongs in OnPaint
# if self._prefs.backgroundGridEnabled is True:
# self._drawGrid(memDC=dc, width=w, height=h, startX=x, startY=y)
else: # not full
for shape in shapes:
shape.DrawBorder(dc)
shape.DrawAnchors(dc)
if needBlit:
client = ClientDC(self)
x, y = self.CalcUnscrolledPosition(0, 0)
client.Blit(0, 0, w, h, dc, x, y)
def Redraw(self,
dc=None,
full=True,
saveBackground=False,
useBackground=False):
"""
Refresh the diagram graphically.
If a dc is given, use it. Otherwise, a double buffered dc is used.
@param DC dc : if None, a default dc will be created
@param bool full : if 0, only draws the borders of shapes
@param bool saveBackground : if True, the background will be saved
@param bool useBackground : if True, the background will be used
"""
needBlit = False
w, h = self.GetSize()
if dc is None:
dc = self.CreateDC(useBackground, w, h)
needBlit = True
dc.SetFont(self._defaultFont)
shapes = self._diagram.GetShapes()
if full:
# first time, need to create the background
if saveBackground:
# first, draw every non moving shapes
for shape in shapes:
if not shape.IsMoving():
shape.Draw(dc)
# save the background
self.SaveBackground(dc)
# draw every moving shapes
for shape in shapes:
if shape.IsMoving():
shape.Draw(dc)
if useBackground:
# draw every moving shapes
for shape in shapes:
if shape.IsMoving():
shape.Draw(dc)
else: # don't use background
# draw all shapes
for shape in shapes:
shape.Draw(dc)
else: # not full
for shape in shapes:
shape.DrawBorder(dc)
shape.DrawAnchors(dc)
if needBlit:
# MODIFIED BY C.DUTOIT : Added Python test
client = ClientDC(self)
if __version__ > "2.3.2":
x, y = self.CalcUnscrolledPosition(0, 0)
client.Blit(0, 0, w, h, dc, x, y)
else:
client.Blit(0, 0, w, h, dc, 0, 0)