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Patch from Pierre Hjälm.

Browse Source 
"""
It removes "from __future__ import division", fixes a couple of bugs and
adds a lot of whitespace.

Since I also removed an instance of [::-1] for list reversing, I think this
ought to work on older pythons (I have not tested though).
"""




git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@27884 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Robin Dunn
2004-06-18 16:32:03 +00:00
parent bc55323bc3
commit a2df8090e8
9 changed files with 489 additions and 503 deletions
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220
wxPython/wx/lib/ogl/_composit.py
View File

@@ -11,8 +11,6 @@
# Licence: wxWindows license
#----------------------------------------------------------------------------
from __future__ import division
import sys
import wx
@@ -138,7 +136,7 @@ class Constraint(object):
self._constraintingObject = constraining
self._constraintId = 0
self._constraintName="noname"
self._constraintName = "noname"
self._constrainedObjects = constrained[:]
@@ -156,7 +154,7 @@ class Constraint(object):
"""
marg = 0.5
return b <= a + marg and b >= a-marg
return b <= a + marg and b >= a - marg
def Evaluate(self):
"""Evaluate this constraint and return TRUE if anything changed."""
@@ -177,21 +175,21 @@ class Constraint(object):
# Check if within the constraining object...
if totalObjectHeight + (n + 1) * self._ySpacing <= minHeight:
spacingY = (minHeight-totalObjectHeight) / (n + 1)
startY = y-minHeight / 2
spacingY = (minHeight - totalObjectHeight) / (n + 1.0)
startY = y - minHeight / 2.0
else: # Otherwise, use default spacing
spacingY = self._ySpacing
startY = y-(totalObjectHeight + (n + 1) * spacingY) / 2
startY = y - (totalObjectHeight + (n + 1) * spacingY) / 2.0
# Now position the objects
changed = False
for constrainedObject in self._constrainedObjects:
width2, height2 = constrainedObject.GetBoundingBoxMax()
startY += spacingY + height2 / 2
startY += spacingY + height2 / 2.0
if not self.Equals(startY, constrainedObject.GetY()):
constrainedObject.Move(dc, constrainedObject.GetX(), startY, False)
changed = True
startY += height2 / 2
startY += height2 / 2.0
return changed
elif self._constraintType == CONSTRAINT_CENTRED_HORIZONTALLY:
n = len(self._constrainedObjects)
@@ -201,22 +199,22 @@ class Constraint(object):
totalObjectWidth += width2
# Check if within the constraining object...
if totalObjectWidth + (n + 1) * self._xSpacing<minWidth:
spacingX = (minWidth-totalObjectWidth) / (n + 1)
startX = x-minWidth / 2
if totalObjectWidth + (n + 1) * self._xSpacing <= minWidth:
spacingX = (minWidth - totalObjectWidth) / (n + 1.0)
startX = x - minWidth / 2.0
else: # Otherwise, use default spacing
spacingX = self._xSpacing
startX = x-(totalObjectWidth + (n + 1) * spacingX) / 2
startX = x - (totalObjectWidth + (n + 1) * spacingX) / 2.0
# Now position the objects
changed = False
for constrainedObject in self._constrainedObjects:
width2, height2 = constrainedObject.GetBoundingBoxMax()
startX += spacingX + width2 / 2
startX += spacingX + width2 / 2.0
if not self.Equals(startX, constrainedObject.GetX()):
constrainedObject.Move(dc, startX, constrainedObject.GetY(), False)
changed = True
startX += width2 / 2
startX += width2 / 2.0
return changed
elif self._constraintType == CONSTRAINT_CENTRED_BOTH:
n = len(self._constrainedObjects)
@@ -230,40 +228,40 @@ class Constraint(object):
# Check if within the constraining object...
if totalObjectHeight + (n + 1) * self._xSpacing <= minWidth:
spacingX = (minWidth-totalObjectWidth) / (n + 1)
startX = x-minWidth / 2
spacingX = (minWidth - totalObjectWidth) / (n + 1.0)
startX = x - minWidth / 2.0
else: # Otherwise, use default spacing
spacingX = self._xSpacing
startX = x-(totalObjectWidth + (n + 1) * spacingX) / 2
startX = x - (totalObjectWidth + (n + 1) * spacingX) / 2.0
# Check if within the constraining object...
if totalObjectHeight + (n + 1) * self._ySpacing <= minHeight:
spacingY = (minHeight-totalObjectHeight) / (n + 1)
startY = y-minHeight / 2
spacingY = (minHeight - totalObjectHeight) / (n + 1.0)
startY = y - minHeight / 2.0
else: # Otherwise, use default spacing
spacingY = self._ySpacing
startY = y-(totalObjectHeight + (n + 1) * spacingY) / 2
startY = y - (totalObjectHeight + (n + 1) * spacingY) / 2.0
# Now position the objects
changed = False
for constrainedObject in self._constrainedObjects:
width2, height2 = constrainedObject.GetBoundingBoxMax()
startX += spacingX + width2 / 2
startY += spacingY + height2 / 2
startX += spacingX + width2 / 2.0
startY += spacingY + height2 / 2.0
if not self.Equals(startX, constrainedObject.GetX()) or not self.Equals(startY, constrainedObject.GetY()):
constrainedObject.Move(dc, startX, startY, False)
changed = True
startX += width2 / 2
startY += height2 / 2
startX += width2 / 2.0
startY += height2 / 2.0
return changed
elif self._constraintType == CONSTRAINT_LEFT_OF:
changed = False
for constrainedObject in self._constrainedObjects:
width2, height2 = constrainedObject.GetBoundingBoxMax()
x3 = x-minWidth / 2-width2 / 2-self._xSpacing
x3 = x - minWidth / 2.0 - width2 / 2.0 - self._xSpacing
if not self.Equals(x3, constrainedObject.GetX()):
changed = True
constrainedObject.Move(dc, x3, constrainedObject.GetY(), False)
@@ -273,7 +271,7 @@ class Constraint(object):
for constrainedObject in self._constrainedObjects:
width2, height2 = constrainedObject.GetBoundingBoxMax()
x3 = x + minWidth / 2 + width2 / 2 + self._xSpacing
x3 = x + minWidth / 2.0 + width2 / 2.0 + self._xSpacing
if not self.Equals(x3, constrainedObject.GetX()):
constrainedObject.Move(dc, x3, constrainedObject.GetY(), False)
changed = True
@@ -284,7 +282,7 @@ class Constraint(object):
for constrainedObject in self._constrainedObjects:
width2, height2 = constrainedObject.GetBoundingBoxMax()
y3 = y-minHeight / 2-height2 / 2-self._ySpacing
y3 = y - minHeight / 2.0 - height2 / 2.0 - self._ySpacing
if not self.Equals(y3, constrainedObject.GetY()):
changed = True
constrainedObject.Move(dc, constrainedObject.GetX(), y3, False)
@@ -295,7 +293,7 @@ class Constraint(object):
for constrainedObject in self._constrainedObjects:
width2, height2 = constrainedObject.GetBoundingBoxMax()
y3 = y + minHeight / 2 + height2 / 2 + self._ySpacing
y3 = y + minHeight / 2.0 + height2 / 2.0 + self._ySpacing
if not self.Equals(y3, constrainedObject.GetY()):
changed = True
constrainedObject.Move(dc, constrainedObject.GetX(), y3, False)
@@ -304,7 +302,7 @@ class Constraint(object):
changed = False
for constrainedObject in self._constrainedObjects:
width2, height2 = constrainedObject.GetBoundingBoxMax()
x3 = x-minWidth / 2 + width2 / 2 + self._xSpacing
x3 = x - minWidth / 2.0 + width2 / 2.0 + self._xSpacing
if not self.Equals(x3, constrainedObject.GetX()):
changed = True
constrainedObject.Move(dc, x3, constrainedObject.GetY(), False)
@@ -313,7 +311,7 @@ class Constraint(object):
changed = False
for constrainedObject in self._constrainedObjects:
width2, height2 = constrainedObject.GetBoundingBoxMax()
x3 = x + minWidth / 2-width2 / 2-self._xSpacing
x3 = x + minWidth / 2.0 - width2 / 2.0 - self._xSpacing
if not self.Equals(x3, constrainedObject.GetX()):
changed = True
constrainedObject.Move(dc, x3, constrainedObject.GetY(), False)
@@ -322,7 +320,7 @@ class Constraint(object):
changed = False
for constrainedObject in self._constrainedObjects:
width2, height2 = constrainedObject.GetBoundingBoxMax()
y3 = y-minHeight / 2 + height2 / 2 + self._ySpacing
y3 = y - minHeight / 2.0 + height2 / 2.0 + self._ySpacing
if not self.Equals(y3, constrainedObject.GetY()):
changed = True
constrainedObject.Move(dc, constrainedObject.GetX(), y3, False)
@@ -331,7 +329,7 @@ class Constraint(object):
changed = False
for constrainedObject in self._constrainedObjects:
width2, height2 = constrainedObject.GetBoundingBoxMax()
y3 = y + minHeight / 2-height2 / 2-self._ySpacing
y3 = y + minHeight / 2.0 - height2 / 2.0 - self._ySpacing
if not self.Equals(y3, constrainedObject.GetY()):
changed = True
constrainedObject.Move(dc, constrainedObject.GetX(), y3, False)
@@ -339,7 +337,7 @@ class Constraint(object):
elif self._constraintType == CONSTRAINT_MIDALIGNED_LEFT:
changed = False
for constrainedObject in self._constrainedObjects:
x3 = x-minWidth / 2
x3 = x - minWidth / 2.0
if not self.Equals(x3, constrainedObject.GetX()):
changed = True
constrainedObject.Move(dc, x3, constrainedObject.GetY(), False)
@@ -347,7 +345,7 @@ class Constraint(object):
elif self._constraintType == CONSTRAINT_MIDALIGNED_RIGHT:
changed = False
for constrainedObject in self._constrainedObjects:
x3 = x + minWidth / 2
x3 = x + minWidth / 2.0
if not self.Equals(x3, constrainedObject.GetX()):
changed = True
constrainedObject.Move(dc, x3, constrainedObject.GetY(), False)
@@ -355,7 +353,7 @@ class Constraint(object):
elif self._constraintType == CONSTRAINT_MIDALIGNED_TOP:
changed = False
for constrainedObject in self._constrainedObjects:
y3 = y-minHeight / 2
y3 = y - minHeight / 2.0
if not self.Equals(y3, constrainedObject.GetY()):
changed = True
constrainedObject.Move(dc, constrainedObject.GetX(), y3, False)
@@ -363,7 +361,7 @@ class Constraint(object):
elif self._constraintType == CONSTRAINT_MIDALIGNED_BOTTOM:
changed = False
for constrainedObject in self._constrainedObjects:
y3 = y + minHeight / 2
y3 = y + minHeight / 2.0
if not self.Equals(y3, constrainedObject.GetY()):
changed = True
constrainedObject.Move(dc, constrainedObject.GetX(), y3, False)
@@ -392,8 +390,8 @@ class CompositeShape(RectangleShape):
self._divisions = [] # In case it's a container
def OnDraw(self, dc):
x1 = self._xpos-self._width / 2
y1 = self._ypos-self._height / 2
x1 = self._xpos - self._width / 2.0
y1 = self._ypos - self._height / 2.0
if self._shadowMode != SHADOW_NONE:
if self._shadowBrush:
@@ -416,8 +414,8 @@ class CompositeShape(RectangleShape):
Shape.OnDrawContents(self, dc)
def OnMovePre(self, dc, x, y, old_x, old_y, display = True):
diffX = x-old_x
diffY = y-old_y
diffX = x - old_x
diffY = y - old_y
for object in self._children:
object.Erase(dc)
@@ -507,8 +505,8 @@ class CompositeShape(RectangleShape):
def SetSize(self, w, h, recursive = True):
self.SetAttachmentSize(w, h)
xScale = w / max(1, self.GetWidth())
yScale = h / max(1, self.GetHeight())
xScale = float(w) / max(1, self.GetWidth())
yScale = float(h) / max(1, self.GetHeight())
self._width = w
self._height = h
@@ -521,8 +519,8 @@ class CompositeShape(RectangleShape):
for object in self._children:
# Scale the position first
newX = (object.GetX()-self.GetX()) * xScale + self.GetX()
newY = (object.GetY()-self.GetY()) * yScale + self.GetY()
newX = (object.GetX() - self.GetX()) * xScale + self.GetX()
newY = (object.GetY() - self.GetY()) * yScale + self.GetY()
object.Show(False)
object.Move(dc, newX, newY)
object.Show(True)
@@ -628,8 +626,8 @@ class CompositeShape(RectangleShape):
"""Calculates the size and position of the composite based on
child sizes and positions.
"""
maxX=-999999.9
maxY=-999999.9
maxX = -999999.9
maxY = -999999.9
minX = 999999.9
minY = 999999.9
@@ -640,19 +638,19 @@ class CompositeShape(RectangleShape):
child.CalculateSize()
w, h = child.GetBoundingBoxMax()
if child.GetX() + w / 2>maxX:
maxX = child.GetX() + w / 2
if child.GetX()-w / 2<minX:
minX = child.GetX()-w / 2
if child.GetY() + h / 2>maxY:
maxY = child.GetY() + h / 2
if child.GetY()-h / 2<minY:
minY = child.GetY()-h / 2
if child.GetX() + w / 2.0 > maxX:
maxX = child.GetX() + w / 2.0
if child.GetX() - w / 2.0 < minX:
minX = child.GetX() - w / 2.0
if child.GetY() + h / 2.0 > maxY:
maxY = child.GetY() + h / 2.0
if child.GetY() - h / 2.0 < minY:
minY = child.GetY() - h / 2.0
self._width = maxX-minX
self._height = maxY-minY
self._xpos = self._width / 2 + minX
self._ypos = self._height / 2 + minY
self._width = maxX - minX
self._height = maxY - minY
self._xpos = self._width / 2.0 + minX
self._ypos = self._height / 2.0 + minY
def Recompute(self):
"""Recomputes any constraints associated with the object. If FALSE is
@@ -661,7 +659,7 @@ class CompositeShape(RectangleShape):
"""
noIterations = 0
changed = True
while changed and noIterations<500:
while changed and noIterations < 500:
changed = self.Constrain()
noIterations += 1
@@ -783,17 +781,17 @@ class DivisionControlPoint(ControlPoint):
divisionParent = division.GetParent()
# Need to check it's within the bounds of the parent composite
x1 = divisionParent.GetX()-divisionParent.GetWidth() / 2
y1 = divisionParent.GetY()-divisionParent.GetHeight() / 2
x2 = divisionParent.GetX() + divisionParent.GetWidth() / 2
y2 = divisionParent.GetY() + divisionParent.GetHeight() / 2
x1 = divisionParent.GetX() - divisionParent.GetWidth() / 2.0
y1 = divisionParent.GetY() - divisionParent.GetHeight() / 2.0
x2 = divisionParent.GetX() + divisionParent.GetWidth() / 2.0
y2 = divisionParent.GetY() + divisionParent.GetHeight() / 2.0
# Need to check it has not made the division zero or negative
# width / height
dx1 = division.GetX()-division.GetWidth() / 2
dy1 = division.GetY()-division.GetHeight() / 2
dx2 = division.GetX() + division.GetWidth() / 2
dy2 = division.GetY() + division.GetHeight() / 2
dx1 = division.GetX() - division.GetWidth() / 2.0
dy1 = division.GetY() - division.GetHeight() / 2.0
dx2 = division.GetX() + division.GetWidth() / 2.0
dy2 = division.GetY() + division.GetHeight() / 2.0
success = True
if division.GetHandleSide() == DIVISION_SIDE_LEFT:
@@ -895,10 +893,10 @@ class DivisionShape(CompositeShape):
self._handleSide = DIVISION_SIDE_NONE
self._leftSidePen = wx.BLACK_PEN
self._topSidePen = wx.BLACK_PEN
self._leftSideColour="BLACK"
self._topSideColour="BLACK"
self._leftSideStyle="Solid"
self._topSideStyle="Solid"
self._leftSideColour = "BLACK"
self._topSideColour = "BLACK"
self._leftSideStyle = "Solid"
self._topSideStyle = "Solid"
self.ClearRegions()
def SetLeftSide(self, shape):
@@ -994,13 +992,13 @@ class DivisionShape(CompositeShape):
dc.SetBrush(wx.TRANSPARENT_BRUSH)
dc.SetBackgroundMode(wx.TRANSPARENT)
x1 = self.GetX()-self.GetWidth() / 2
y1 = self.GetY()-self.GetHeight() / 2
x2 = self.GetX() + self.GetWidth() / 2
y2 = self.GetY() + self.GetHeight() / 2
x1 = self.GetX() - self.GetWidth() / 2.0
y1 = self.GetY() - self.GetHeight() / 2.0
x2 = self.GetX() + self.GetWidth() / 2.0
y2 = self.GetY() + self.GetHeight() / 2.0
# Should subtract 1 pixel if drawing under Windows
if sys.platform[:3]=="win":
if sys.platform[:3] == "win":
y2 -= 1
if self._leftSide:
@@ -1020,8 +1018,8 @@ class DivisionShape(CompositeShape):
CompositeShape.OnDrawContents(self, dc)
def OnMovePre(self, dc, x, y, oldx, oldy, display = True):
diffX = x-oldx
diffY = y-oldy
diffX = x - oldx
diffY = y - oldy
for object in self._children:
object.Erase(dc)
object.Move(dc, object.GetX() + diffX, object.GetY() + diffY, display)
@@ -1100,8 +1098,8 @@ class DivisionShape(CompositeShape):
vertically (direction is wxVERTICAL).
"""
# Calculate existing top-left, bottom-right
x1 = self.GetX()-self.GetWidth() / 2
y1 = self.GetY()-self.GetHeight() / 2
x1 = self.GetX() - self.GetWidth() / 2.0
y1 = self.GetY() - self.GetHeight() / 2.0
compositeParent = self.GetParent()
oldWidth = self.GetWidth()
@@ -1117,9 +1115,9 @@ class DivisionShape(CompositeShape):
# line through it.
# Break existing piece into two.
newXPos1 = self.GetX()
newYPos1 = y1 + self.GetHeight() / 4
newYPos1 = y1 + self.GetHeight() / 4.0
newXPos2 = self.GetX()
newYPos2 = y1 + 3 * self.GetHeight() / 4
newYPos2 = y1 + 3 * self.GetHeight() / 4.0
newDivision = compositeParent.OnCreateDivision()
newDivision.Show(True)
@@ -1153,18 +1151,18 @@ class DivisionShape(CompositeShape):
self._handleSide = DIVISION_SIDE_BOTTOM
newDivision.SetHandleSide(DIVISION_SIDE_TOP)
self.SetSize(oldWidth, oldHeight / 2)
self.SetSize(oldWidth, oldHeight / 2.0)
self.Move(dc, newXPos1, newYPos1)
newDivision.SetSize(oldWidth, oldHeight / 2)
newDivision.SetSize(oldWidth, oldHeight / 2.0)
newDivision.Move(dc, newXPos2, newYPos2)
else:
# Dividing horizontally means notionally putting a vertical line
# through it.
# Break existing piece into two.
newXPos1 = x1 + self.GetWidth() / 4
newXPos1 = x1 + self.GetWidth() / 4.0
newYPos1 = self.GetY()
newXPos2 = x1 + 3 * self.GetWidth() / 4
newXPos2 = x1 + 3 * self.GetWidth() / 4.0
newYPos2 = self.GetY()
newDivision = compositeParent.OnCreateDivision()
newDivision.Show(True)
@@ -1189,10 +1187,10 @@ class DivisionShape(CompositeShape):
self._handleSide = DIVISION_SIDE_RIGHT
newDivision.SetHandleSide(DIVISION_SIDE_LEFT)
self.SetSize(oldWidth / 2, oldHeight)
self.SetSize(oldWidth / 2.0, oldHeight)
self.Move(dc, newXPos1, newYPos1)
newDivision.SetSize(oldWidth / 2, oldHeight)
newDivision.SetSize(oldWidth / 2.0, oldHeight)
newDivision.Move(dc, newXPos2, newYPos2)
if compositeParent.Selected():
@@ -1212,16 +1210,16 @@ class DivisionShape(CompositeShape):
direction = 0
if self._handleSide == DIVISION_SIDE_LEFT:
x=-maxX / 2
x = -maxX / 2.0
direction = CONTROL_POINT_HORIZONTAL
elif self._handleSide == DIVISION_SIDE_TOP:
y=-maxY / 2
y = -maxY / 2.0
direction = CONTROL_POINT_VERTICAL
elif self._handleSide == DIVISION_SIDE_RIGHT:
x = maxX / 2
x = maxX / 2.0
direction = CONTROL_POINT_HORIZONTAL
elif self._handleSide == DIVISION_SIDE_BOTTOM:
y = maxY / 2
y = maxY / 2.0
direction = CONTROL_POINT_VERTICAL
if self._handleSide != DIVISION_SIDE_NONE:
@@ -1241,20 +1239,20 @@ class DivisionShape(CompositeShape):
node = self._controlPoints[0]
if self._handleSide == DIVISION_SIDE_LEFT and node:
node._xoffset=-maxX / 2
node._xoffset = -maxX / 2.0
node._yoffset = 0.0
if self._handleSide == DIVISION_SIDE_TOP and node:
node._xoffset = 0.0
node._yoffset=-maxY / 2
node._yoffset = -maxY / 2.0
if self._handleSide == DIVISION_SIDE_RIGHT and node:
node._xoffset = maxX / 2
node._xoffset = maxX / 2.0
node._yoffset = 0.0
if self._handleSide == DIVISION_SIDE_BOTTOM and node:
node._xoffset = 0.0
node._yoffset = maxY / 2
node._yoffset = maxY / 2.0
def AdjustLeft(self, left, test):
"""Adjust a side.
@@ -1262,7 +1260,7 @@ class DivisionShape(CompositeShape):
Returns FALSE if it's not physically possible to adjust it to
this point.
"""
x2 = self.GetX() + self.GetWidth() / 2
x2 = self.GetX() + self.GetWidth() / 2.0
if left >= x2:
return False
@@ -1270,8 +1268,8 @@ class DivisionShape(CompositeShape):
if test:
return True
newW = x2-left
newX = left + newW / 2
newW = x2 - left
newX = left + newW / 2.0
self.SetSize(newW, self.GetHeight())
dc = wx.ClientDC(self.GetCanvas())
@@ -1286,7 +1284,7 @@ class DivisionShape(CompositeShape):
Returns FALSE if it's not physically possible to adjust it to
this point.
"""
y2 = self.GetY() + self.GetHeight() / 2
y2 = self.GetY() + self.GetHeight() / 2.0
if top >= y2:
return False
@@ -1294,8 +1292,8 @@ class DivisionShape(CompositeShape):
if test:
return True
newH = y2-top
newY = top + newH / 2
newH = y2 - top
newY = top + newH / 2.0
self.SetSize(self.GetWidth(), newH)
dc = wx.ClientDC(self.GetCanvas())
@@ -1310,7 +1308,7 @@ class DivisionShape(CompositeShape):
Returns FALSE if it's not physically possible to adjust it to
this point.
"""
x1 = self.GetX()-self.GetWidth() / 2
x1 = self.GetX() - self.GetWidth() / 2.0
if right <= x1:
return False
@@ -1318,8 +1316,8 @@ class DivisionShape(CompositeShape):
if test:
return True
newW = right-x1
newX = x1 + newW / 2
newW = right - x1
newX = x1 + newW / 2.0
self.SetSize(newW, self.GetHeight())
dc = wx.ClientDC(self.GetCanvas())
@@ -1334,7 +1332,7 @@ class DivisionShape(CompositeShape):
Returns FALSE if it's not physically possible to adjust it to
this point.
"""
y1 = self.GetY()-self.GetHeight() / 2
y1 = self.GetY() - self.GetHeight() / 2.0
if bottom <= y1:
return False
@@ -1342,8 +1340,8 @@ class DivisionShape(CompositeShape):
if test:
return True
newH = bottom-y1
newY = y1 + newH / 2
newH = bottom - y1
newY = y1 + newH / 2.0
self.SetSize(self.GetWidth(), newH)
dc = wx.ClientDC(self.GetCanvas())
@@ -1422,8 +1420,8 @@ class DivisionShape(CompositeShape):
dc = wx.ClientDC(self.GetCanvas())
self.GetCanvas().PrepareDC(dc)
mouse_x = dc.LogicalToDeviceX(x-x1 * unit_x)
mouse_y = dc.LogicalToDeviceY(y-y1 * unit_y)
mouse_x = dc.LogicalToDeviceX(x - x1 * unit_x)
mouse_y = dc.LogicalToDeviceY(y - y1 * unit_y)
self._canvas.PopupMenu(menu, (mouse_x, mouse_y))