annotate orpg/mapper/region.py @ 167:5c9a118476b2 alpha

Traipse Alpha 'OpenRPG' {091210-00} Traipse is a distribution of OpenRPG that is designed to be easy to setup and go. Traipse also makes it easy for developers to work on code without fear of sacrifice. 'Ornery-Orc' continues the trend of 'Grumpy' and adds fixes to the code. 'Ornery-Orc's main goal is to offer more advanced features and enhance the productivity of the user. Update Summary (Keeping up with Beta) New Features: Added Bookmarks Added 'boot' command to remote admin Added confirmation window for sent nodes Minor changes to allow for portability to an OpenSUSE linux OS Miniatures Layer pop up box allows users to turn off Mini labels, from FlexiRPG Zoom Mouse plugin added Images added to Plugin UI Switching to Element Tree Map efficiency, from FlexiRPG Added Status Bar to Update Manager New TrueDebug Class in orpg_log (See documentation for usage) Portable Mercurial Tip of the Day added, from Core and community New Reference Syntax added for custom PC sheets New Child Reference for gametree New Parent Reference for gametree New Gametree Recursion method, mapping, context sensitivity, and effeciency.. New Features node with bonus nodes and Node Referencing help added Dieroller structure from Core Added 7th Sea die roller method; ie [7k3] = [7d10.takeHighest(3).open(10)] New 'Mythos' System die roller added Added new vs. die roller method for WoD; ie [3v3] = [3d10.vs(3)]. Includes support for Mythos roller Fixes: Fix to Text based Server Fix to Remote Admin Commands Fix to Pretty Print, from Core Fix to Splitter Nodes not being created Fix to massive amounts of images loading, from Core Fix to Map from gametree not showing to all clients Fix to gametree about menus Fix to Password Manager check on startup Fix to PC Sheets from tool nodes. They now use the tabber_panel Fixed Whiteboard ID to prevent random line or text deleting. Modified ID's to prevent non updated clients from ruining the fix. default_manifest.xml renamed to default_upmana.xml Fix to Update Manager; cleaner clode for saved repositories Fixes made to Settings Panel and no reactive settings when Ok is pressed Fixes to Alternity roller's attack roll. Uses a simple Tuple instead of a Splice
author sirebral
date Thu, 10 Dec 2009 10:53:33 -0600
parents 449a8900f9ac
children dcae32e219f1
rev   line source
0
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1 # Copyright (C) 2000-2001 The OpenRPG Project
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2 #
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3 # openrpg-dev@lists.sourceforge.net
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4 #
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5 # This program is free software; you can redistribute it and/or modify
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6 # it under the terms of the GNU General Public License as published by
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7 # the Free Software Foundation; either version 2 of the License, or
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8 # (at your option) any later version.
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9 #
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10 # This program is distributed in the hope that it will be useful,
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11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 # GNU General Public License for more details.
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14 #
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15 # You should have received a copy of the GNU General Public License
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16 # along with this program; if not, write to the Free Software
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17 # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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18 # --
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19 #
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20 # File: mapper/region.py
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21 # Author: Mark Tarrabain
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22 # Maintainer:
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23 # Version:
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24 # $Id: region.py,v 1.10 2006/11/04 21:24:21 digitalxero Exp $
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25 #
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26 __version__ = "$Id: region.py,v 1.10 2006/11/04 21:24:21 digitalxero Exp $"
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27
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28 import sys
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29
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30 # This class manages the edge of a polygon
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31 # it is employed by scan_convert to trace each edge of the polygon as the
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32 # scan converter advances past each Y coordinate
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33 # A bresenham-type of algorithm is used to avoid expensive computation during
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34 # use - no floating point arithmetic is needed.
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35 class Edge:
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36 def __init__(self,start,end):
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37 self.startx=start.X
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38 self.starty=start.Y
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39 self.endx=end.X
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40 self.endy=end.Y
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41 self.dy=self.endy-self.starty
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42 self.cx=self.startx
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43 self.bottom=0
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44 self.dir = 0
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45 if self.endx>self.startx: self.dx = int((self.endx-self.startx)/self.dy)
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46 else: self.dx = -int((self.startx-self.endx)/self.dy)
0
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47 self.error = 0
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48 if self.endx >= self.startx: self.inc = (self.endx-self.startx)%self.dy
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49 else: self.inc = (self.startx-self.endx)%self.dy
0
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50
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51 def advance(self):
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52 self.cx += self.dx
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53 self.error += self.inc
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54 if (self.error>=self.dy):
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55 if (self.endx<self.startx): self.cx -= 1
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56 else: self.cx += 1
0
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57 self.error -= self.dy
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58
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59 # Utilitarian class for describing a coordinate in 2D space
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60 class IPoint:
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61 def __init__(self):
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62 X=0
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63 Y=0
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64
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65 def __str__(self):
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66 return "(X:" + str(self.X) + ", Y:" + str(self.Y) + ")"
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67
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68 def pluseq(self,b):
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69 self.X += b.X
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70 self.Y += b.Y
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71
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72 def minuseq(self,b):
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73 self.X -= b.X
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74 self.Y -= b.Y
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75
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76 def make(self,x,y):
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77 self.X=x
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78 self.Y=y
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79 return self
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80
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81 def equals(self,b):
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82 if self.X==b.X and self.Y==b.Y: return 1
0
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83 return 0
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84
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85 def less(self,b):
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86 if self.Y<b.Y or (self.Y==b.Y and self.X<b.X): return 1
0
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87 return 0
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88
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89 def greater(self,b):
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90 if self.Y>b.Y or (self.Y==b.Y and self.X>b.X): return 1
0
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91 return 0
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92
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93 # generic rectangle class
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94 class IRect:
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95 def __init__(self): #initializes to an invalid rectangle
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96 self.left=999999
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97 self.top=999999
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98 self.right=-999999
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99 self.bottom=-999999
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100
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101 def __str__(self):
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102 return "[ left:"+str(self.left)+", top:"+str(self.top)+", right:"+str(self.right)+", bottom:"+str(self.bottom)+" ]"
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103
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104 def ToPoly(self):
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105 thelist = []
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106 thelist.append(IPoint().make(self.left,self.top))
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107 thelist.append(IPoint().make(self.right,self.top))
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108 thelist.append(IPoint().make(self.right,self.bottom))
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109 thelist.append(IPoint().make(self.left,self.bottom))
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110 return thelist
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111
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112 def Width(self):
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113 return self.right-self.left+1
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114
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115 def Height(self):
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116 return self.bottom-self.top+1
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117
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118 def GetX(self):
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119 return self.left
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120
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121 def GetY(self):
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122 return self.top
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123
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124 def GetW(self):
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125 return self.right-self.left+1
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126
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127 def GetH(self):
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128 return self.bottom-self.top+1
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129
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130 def Size(self):
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131 return IPoint().make(self.right-self.left+1,self.bottom-self.top+1)
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diff changeset
132
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parents:
diff changeset
133 def TopLeft(self):
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parents:
diff changeset
134 return IPoint().make(self.left,self.top)
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parents:
diff changeset
135
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parents:
diff changeset
136 def BottomRight(self):
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parents:
diff changeset
137 return IPoint().make(self.right,self.bottom)
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parents:
diff changeset
138
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parents:
diff changeset
139 def Bounds(self):
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diff changeset
140 return IRect().make(0,0,self.right-self.left,self.bottom-self.top)
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sirebral
parents:
diff changeset
141
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parents:
diff changeset
142 def Resize(self,nL,nT,nR,nB):
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parents:
diff changeset
143 self.left+=nL
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parents:
diff changeset
144 self.top+=nT
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parents:
diff changeset
145 self.right+=nR
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sirebral
parents:
diff changeset
146 sel.bottom+=nB
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parents:
diff changeset
147
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parents:
diff changeset
148 def IsValid(self):
20
072ffc1d466f 2nd attempt. Still untested.
sirebral
parents: 0
diff changeset
149 if (self.left<=self.right and self.top<=self.bottom): return 1
0
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parents:
diff changeset
150 return 0
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parents:
diff changeset
151
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parents:
diff changeset
152 def add(self,pt):
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diff changeset
153 return IRect().make(self.left+pt.X,self.top+pt.Y,self.right+pt.X,self.bottom+pt.Y)
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parents:
diff changeset
154
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parents:
diff changeset
155 def subtract(self,pt):
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parents:
diff changeset
156 return IRect().make(self.left+pt.X,self.top+pt.Y,self.right+pt.X,self.bottom+pt.Y)
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parents:
diff changeset
157
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parents:
diff changeset
158 def intersect(self,rect):
71
449a8900f9ac Code refining almost completed, for this round. Some included files are still in need of some clean up, but this is test worthy.
sirebral
parents: 20
diff changeset
159 return IRect().make(max(self.left,rect.left),
449a8900f9ac Code refining almost completed, for this round. Some included files are still in need of some clean up, but this is test worthy.
sirebral
parents: 20
diff changeset
160 max(self.top,rect.top),min(self.right,rect.right),
449a8900f9ac Code refining almost completed, for this round. Some included files are still in need of some clean up, but this is test worthy.
sirebral
parents: 20
diff changeset
161 min(self.bottom,rect.bottom))
0
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sirebral
parents:
diff changeset
162
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parents:
diff changeset
163 def union(self,rect):
71
449a8900f9ac Code refining almost completed, for this round. Some included files are still in need of some clean up, but this is test worthy.
sirebral
parents: 20
diff changeset
164 return IRect().make(min(self.left,rect.left),
449a8900f9ac Code refining almost completed, for this round. Some included files are still in need of some clean up, but this is test worthy.
sirebral
parents: 20
diff changeset
165 min(self.top,rect.top),max(self.right,rect.right),
449a8900f9ac Code refining almost completed, for this round. Some included files are still in need of some clean up, but this is test worthy.
sirebral
parents: 20
diff changeset
166 max(self.bottom,rect.bottom))
0
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diff changeset
167
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parents:
diff changeset
168 def equals(self,rect):
20
072ffc1d466f 2nd attempt. Still untested.
sirebral
parents: 0
diff changeset
169 if (self.top==rect.top and self.bottom==rect.bottom and self.left==rect.left and self.right==rect.right): return 1
0
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parents:
diff changeset
170 return 0
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parents:
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171
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parents:
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172 def make(self,l,t,r,b):
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parents:
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173 self.left=l
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parents:
diff changeset
174 self.right=r
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parents:
diff changeset
175 self.top=t
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parents:
diff changeset
176 self.bottom=b
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parents:
diff changeset
177 return self
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parents:
diff changeset
178
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parents:
diff changeset
179 # A span is a single, contiguous horizontal line. The routine scan_convert
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parents:
diff changeset
180 # returns a list of these that describe the polygon
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parents:
diff changeset
181 class ISpan:
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parents:
diff changeset
182 def __init__(self,x1,x2,ypos):
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parents:
diff changeset
183 self.left=x1
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parents:
diff changeset
184 self.right=x2
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parents:
diff changeset
185 self.y=ypos
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parents:
diff changeset
186
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parents:
diff changeset
187 def __str__(self):
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parents:
diff changeset
188 return "(" + str(self.left) + " to " + str(self.right) + " at " + str(self.y) + ")"
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parents:
diff changeset
189
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parents:
diff changeset
190 # clipping rectangle class -- this class is a single node in a linked list
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sirebral
parents:
diff changeset
191 # of rectangles that describe a region
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parents:
diff changeset
192
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parents:
diff changeset
193 class ClipRect:
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parents:
diff changeset
194 def __init__(self):
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parents:
diff changeset
195 self.next=None
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parents:
diff changeset
196 self.prev=None
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parents:
diff changeset
197 self.bounds=IRect().make(0,0,0,0)
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parents:
diff changeset
198
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parents:
diff changeset
199
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parents:
diff changeset
200 # cliprectlist -- the container class that manages a list of cliprects
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sirebral
parents:
diff changeset
201 class ClipRectList:
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sirebral
parents:
diff changeset
202 def __init__(self):
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sirebral
parents:
diff changeset
203 self.first=None
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parents:
diff changeset
204 self.last=None
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parents:
diff changeset
205 self.count=0
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parents:
diff changeset
206
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parents:
diff changeset
207 def __str__(self):
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parents:
diff changeset
208 x="["
20
072ffc1d466f 2nd attempt. Still untested.
sirebral
parents: 0
diff changeset
209 for y in self.GetList(): x+=" "+str(y.bounds)+" "
0
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sirebral
parents:
diff changeset
210 x+="]"
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sirebral
parents:
diff changeset
211 return x
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sirebral
parents:
diff changeset
212
71
449a8900f9ac Code refining almost completed, for this round. Some included files are still in need of some clean up, but this is test worthy.
sirebral
parents: 20
diff changeset
213 #remove all rectangles from list
0
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sirebral
parents:
diff changeset
214 def Clear(self):
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sirebral
parents:
diff changeset
215 while(self.first):
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sirebral
parents:
diff changeset
216 rect=self.first
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sirebral
parents:
diff changeset
217 self.first=self.first.next
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sirebral
parents:
diff changeset
218 del rect
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sirebral
parents:
diff changeset
219 self.last=None
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sirebral
parents:
diff changeset
220 self.count=0
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sirebral
parents:
diff changeset
221
71
449a8900f9ac Code refining almost completed, for this round. Some included files are still in need of some clean up, but this is test worthy.
sirebral
parents: 20
diff changeset
222 #add a new clipping rectangle to list
0
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sirebral
parents:
diff changeset
223 def AddRect(self,rect):
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sirebral
parents:
diff changeset
224 rect.prev=None
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sirebral
parents:
diff changeset
225 rect.next=self.first
20
072ffc1d466f 2nd attempt. Still untested.
sirebral
parents: 0
diff changeset
226 if not (self.first is None): self.first.prev=rect
0
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sirebral
parents:
diff changeset
227 self.first=rect
20
072ffc1d466f 2nd attempt. Still untested.
sirebral
parents: 0
diff changeset
228 if self.last is None: self.last=rect
0
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sirebral
parents:
diff changeset
229 self.count += 1
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sirebral
parents:
diff changeset
230
71
449a8900f9ac Code refining almost completed, for this round. Some included files are still in need of some clean up, but this is test worthy.
sirebral
parents: 20
diff changeset
231 #removes the passed clipping rectangle from the list
0
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sirebral
parents:
diff changeset
232 def RemoveRect(self,rect):
20
072ffc1d466f 2nd attempt. Still untested.
sirebral
parents: 0
diff changeset
233 if not (rect.prev is None): rect.prev.next=rect.next
072ffc1d466f 2nd attempt. Still untested.
sirebral
parents: 0
diff changeset
234 else: self.first=rect.next
072ffc1d466f 2nd attempt. Still untested.
sirebral
parents: 0
diff changeset
235 if not (rect.next is None): rect.next.prev=rect.prev
072ffc1d466f 2nd attempt. Still untested.
sirebral
parents: 0
diff changeset
236 else: self.last=rect.prev
0
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sirebral
parents:
diff changeset
237 self.count -= 1
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
238
71
449a8900f9ac Code refining almost completed, for this round. Some included files are still in need of some clean up, but this is test worthy.
sirebral
parents: 20
diff changeset
239 # find the clipping rectangle at the the beginning of the list, remove it,
449a8900f9ac Code refining almost completed, for this round. Some included files are still in need of some clean up, but this is test worthy.
sirebral
parents: 20
diff changeset
240 # and return it
0
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sirebral
parents:
diff changeset
241 def RemoveHead(self):
20
072ffc1d466f 2nd attempt. Still untested.
sirebral
parents: 0
diff changeset
242 if self.count==0: return None
0
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sirebral
parents:
diff changeset
243 rect=self.first
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sirebral
parents:
diff changeset
244 self.first=rect.next
20
072ffc1d466f 2nd attempt. Still untested.
sirebral
parents: 0
diff changeset
245 if (self.first is None): self.last=None
0
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
246 self.count -= 1
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sirebral
parents:
diff changeset
247 return rect
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
248
71
449a8900f9ac Code refining almost completed, for this round. Some included files are still in need of some clean up, but this is test worthy.
sirebral
parents: 20
diff changeset
249 # stealrects -- appends the list of clipping rectangles in pclist to the current
449a8900f9ac Code refining almost completed, for this round. Some included files are still in need of some clean up, but this is test worthy.
sirebral
parents: 20
diff changeset
250 # list. removes the entries from pclist
0
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sirebral
parents:
diff changeset
251 def StealRects(self,pclist):
20
072ffc1d466f 2nd attempt. Still untested.
sirebral
parents: 0
diff changeset
252 if pclist.first is None: return
0
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
253 if self.first is None:
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
254 self.first=pclist.first
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sirebral
parents:
diff changeset
255 self.last=pclist.last
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sirebral
parents:
diff changeset
256 else:
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
257 self.last.next=pclist.first
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sirebral
parents:
diff changeset
258 pclist.first.prev=self.last
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sirebral
parents:
diff changeset
259 self.last=pclist.last
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sirebral
parents:
diff changeset
260 self.count += pclist.count
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sirebral
parents:
diff changeset
261 pclist.first = None
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sirebral
parents:
diff changeset
262 pclist.last = None
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
263 pclist.count = 0
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
264
71
449a8900f9ac Code refining almost completed, for this round. Some included files are still in need of some clean up, but this is test worthy.
sirebral
parents: 20
diff changeset
265 # utilitarian procedure to return all clipping rectangles as a Python list
0
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sirebral
parents:
diff changeset
266 def GetList(self):
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sirebral
parents:
diff changeset
267 result=[]
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sirebral
parents:
diff changeset
268 f = self.first
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
269 while f:
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
270 result.append(f)
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
271 f = f.next
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
272 return result
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
273
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parents:
diff changeset
274 # some utility procedures, defined outside the scope of any class to ensure
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parents:
diff changeset
275 # efficiency
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parents:
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276
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diff changeset
277 def _hSortCmp(rect1,rect2):
20
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sirebral
parents: 0
diff changeset
278 if (rect1.bounds.left<rect2.bounds.left): return -1
072ffc1d466f 2nd attempt. Still untested.
sirebral
parents: 0
diff changeset
279 if (rect1.bounds.left>rect2.bounds.left): return 1
072ffc1d466f 2nd attempt. Still untested.
sirebral
parents: 0
diff changeset
280 if (rect1.bounds.top<rect2.bounds.top): return -1
072ffc1d466f 2nd attempt. Still untested.
sirebral
parents: 0
diff changeset
281 if (rect1.bounds.top>rect2.bounds.top): return 1
0
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parents:
diff changeset
282 return 0
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parents:
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283
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parents:
diff changeset
284 def _vSortCmp(rect1,rect2):
20
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sirebral
parents: 0
diff changeset
285 if (rect1.bounds.top<rect2.bounds.top): return -1
072ffc1d466f 2nd attempt. Still untested.
sirebral
parents: 0
diff changeset
286 if (rect1.bounds.top>rect2.bounds.top): return 1
072ffc1d466f 2nd attempt. Still untested.
sirebral
parents: 0
diff changeset
287 if (rect1.bounds.left<rect2.bounds.left): return -1
072ffc1d466f 2nd attempt. Still untested.
sirebral
parents: 0
diff changeset
288 if (rect1.bounds.left>rect2.bounds.left): return 1
0
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parents:
diff changeset
289 return 0
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parents:
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290
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parents:
diff changeset
291 # this is the class for which this whole source file is designed!
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parents:
diff changeset
292 # a Region is maintained as an optimal set of non-intersecting rectangles
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diff changeset
293 # whose union is the 2D area of interest. At the end of each of the public
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parents:
diff changeset
294 # procedures that may alter the region's structure, the set of rectangles is
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parents:
diff changeset
295 # passed through an optimization phase, that joins any rectangles that are found
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parents:
diff changeset
296 # to be adjacent and can be combined into a single, larger rectangle
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parents:
diff changeset
297
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parents:
diff changeset
298 class IRegion:
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parents:
diff changeset
299 def __init__(self):
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300 self.crects=ClipRectList()
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parents:
diff changeset
301 self.firstclip=None
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parents:
diff changeset
302
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parents:
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303 def __AllocClipRect(self):
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parents:
diff changeset
304 return ClipRect()
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parents:
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305
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parents:
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306 def __FreeClipRect(self,p):
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parents:
diff changeset
307 del p
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parents:
diff changeset
308
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parents:
diff changeset
309 def Clear(self):
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parents:
diff changeset
310 self.crects.Clear()
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parents:
diff changeset
311
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parents:
diff changeset
312 def isEmpty(self):
20
072ffc1d466f 2nd attempt. Still untested.
sirebral
parents: 0
diff changeset
313 if self.crects.first: return 0
0
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parents:
diff changeset
314 return 1
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parents:
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315
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parents:
diff changeset
316 def Copy(self,dest):
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parents:
diff changeset
317 dest.Clear()
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parents:
diff changeset
318 p=self.crects.first
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parents:
diff changeset
319 while p:
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parents:
diff changeset
320 dest.__AddRect(p.bounds)
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parents:
diff changeset
321 p=p.next
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parents:
diff changeset
322
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parents:
diff changeset
323 def __AddRect(self,rect):
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parents:
diff changeset
324 cr=self.__AllocClipRect()
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sirebral
parents:
diff changeset
325 cr.bounds=IRect().make(rect.left,rect.top,rect.right,rect.bottom)
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sirebral
parents:
diff changeset
326 self.crects.AddRect(cr)
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sirebral
parents:
diff changeset
327 return cr
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sirebral
parents:
diff changeset
328
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sirebral
parents:
diff changeset
329 # This is the magic procedure that always makes it possible to merge adjacent
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parents:
diff changeset
330 # rectangles later. It is called once for each rectangle to be combined
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sirebral
parents:
diff changeset
331 # with the current region. Basically, it dices the current region into
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sirebral
parents:
diff changeset
332 # horizontal bands where any rectangle is found to be beside the one being
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sirebral
parents:
diff changeset
333 # examined. This tends to leave more rectangles than necessary in the region,
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sirebral
parents:
diff changeset
334 # but they can be culled during the optimization phase when they are combined
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sirebral
parents:
diff changeset
335 # with adjacent rectangles.
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sirebral
parents:
diff changeset
336
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sirebral
parents:
diff changeset
337 def __Examine(self,rect):
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parents:
diff changeset
338 newlist = ClipRectList()
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sirebral
parents:
diff changeset
339 while not (self.crects.first is None):
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sirebral
parents:
diff changeset
340 p = self.crects.RemoveHead()
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sirebral
parents:
diff changeset
341 if (p.bounds.right+1==rect.left or p.bounds.left==rect.right+1):
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
342 if (p.bounds.top<rect.top and p.bounds.bottom>rect.bottom):
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sirebral
parents:
diff changeset
343 cnew=[IRect().make(p.bounds.left,p.bounds.top,p.bounds.right,rect.top-1),
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
344 IRect().make(p.bounds.left,rect.top,p.bounds.right,rect.bottom),
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sirebral
parents:
diff changeset
345 IRect().make(p.bounds.left,rect.bottom+1,p.bounds.right,p.bounds.bottom)]
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sirebral
parents:
diff changeset
346 elif (p.bounds.top<rect.top and p.bounds.bottom>rect.top):
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sirebral
parents:
diff changeset
347 cnew=[IRect().make(p.bounds.left,p.bounds.top,p.bounds.right,rect.top-1),
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sirebral
parents:
diff changeset
348 IRect().make(p.bounds.left,rect.top,p.bounds.right,p.bounds.bottom)]
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sirebral
parents:
diff changeset
349 elif (p.bounds.top<rect.bottom and p.bounds.bottom>rect.bottom):
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sirebral
parents:
diff changeset
350 cnew=[IRect().make(p.bounds.left,p.bounds.top,p.bounds.right,rect.bottom),
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sirebral
parents:
diff changeset
351 IRect().make(p.bounds.left,rect.bottom+1,p.bounds.right,p.bounds.bottom)]
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sirebral
parents:
diff changeset
352 else:
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sirebral
parents:
diff changeset
353 cnew=[IRect().make(p.bounds.left,p.bounds.top,p.bounds.right,p.bounds.bottom)]
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sirebral
parents:
diff changeset
354 self.__FreeClipRect(p)
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sirebral
parents:
diff changeset
355 for i in cnew:
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sirebral
parents:
diff changeset
356 if (i.IsValid()):
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sirebral
parents:
diff changeset
357 newclip=self.__AllocClipRect()
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sirebral
parents:
diff changeset
358 newclip.bounds=i
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sirebral
parents:
diff changeset
359 newlist.AddRect(newclip)
20
072ffc1d466f 2nd attempt. Still untested.
sirebral
parents: 0
diff changeset
360 else: newlist.AddRect(p)
0
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
361 self.crects.StealRects(newlist)
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sirebral
parents:
diff changeset
362
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
363 def __IncludeRect(self,rect):
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sirebral
parents:
diff changeset
364 tmprg=IRegion()
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sirebral
parents:
diff changeset
365 tmprg.__AddRect(rect)
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sirebral
parents:
diff changeset
366 p = self.crects.first
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sirebral
parents:
diff changeset
367 while p:
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sirebral
parents:
diff changeset
368 tmprg.__ExcludeRect(p.bounds)
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sirebral
parents:
diff changeset
369 p = p.next
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sirebral
parents:
diff changeset
370 self.crects.StealRects(tmprg.crects)
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sirebral
parents:
diff changeset
371
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
372 def IncludeRect(self,rect):
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
373 tmprg = IRegion()
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sirebral
parents:
diff changeset
374 tmprg.Clear()
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sirebral
parents:
diff changeset
375 tmprg.__AddRect(rect)
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sirebral
parents:
diff changeset
376 self.__Examine(rect)
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sirebral
parents:
diff changeset
377 p= self.crects.first
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sirebral
parents:
diff changeset
378 while p:
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sirebral
parents:
diff changeset
379 tmprg.__Examine(p.bounds)
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sirebral
parents:
diff changeset
380 p=p.next
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sirebral
parents:
diff changeset
381 p=tmprg.crects.first
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sirebral
parents:
diff changeset
382 while p:
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sirebral
parents:
diff changeset
383 self.__IncludeRect(p.bounds)
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sirebral
parents:
diff changeset
384 p=p.next
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sirebral
parents:
diff changeset
385 self.Optimize()
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sirebral
parents:
diff changeset
386
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
387 def IncludeRegion(self,regn):
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
388 tmprg = IRegion()
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
389 regn.Copy(tmprg)
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sirebral
parents:
diff changeset
390 p = self.crects.first
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sirebral
parents:
diff changeset
391 while p:
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sirebral
parents:
diff changeset
392 tmprg.__Examine(p.bounds)
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sirebral
parents:
diff changeset
393 p=p.next
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sirebral
parents:
diff changeset
394 p = tmprg.crects.first
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sirebral
parents:
diff changeset
395 while p:
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
396 self.__Examine(p.bounds)
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
397 self.__IncludeRect(p.bounds)
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sirebral
parents:
diff changeset
398 p = p.next
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sirebral
parents:
diff changeset
399 self.Optimize()
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sirebral
parents:
diff changeset
400
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
401 def __ExcludeRect(self,rect):
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
402 newlist=ClipRectList()
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sirebral
parents:
diff changeset
403 while not (self.crects.first is None):
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
404 pcclip=self.crects.RemoveHead()
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
405 hide=rect.intersect(pcclip.bounds)
20
072ffc1d466f 2nd attempt. Still untested.
sirebral
parents: 0
diff changeset
406 if not hide.IsValid(): newlist.AddRect(pcclip)
0
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
407 else:
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
408 #make 4 new rectangles to replace the one taken out
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sirebral
parents:
diff changeset
409 #
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
410 # AAAAAAAAAAAA
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
411 # AAAAAAAAAAAA
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
412 # BBBB CCCC
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
413 # BBBB CCCC
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
414 # DDDDDDDDDDDD
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
415 # DDDDDDDDDDDD
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
416 # the center rectangle is the one to remove, rectangles A,B,C and D
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
417 # get created. If the rectangle is not in the middle, then the
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
418 # corresponding rectangle that should have been on "that side" of
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
419 # the current rectangle will have IsValid==False, so it will be
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
420 # rejected.
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
421 cnew=[IRect().make(pcclip.bounds.left,hide.top,hide.left-1,hide.bottom),
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
422 IRect().make(hide.right+1,hide.top,pcclip.bounds.right,hide.bottom),
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
423 IRect().make(pcclip.bounds.left,hide.bottom+1,pcclip.bounds.right,pcclip.bounds.bottom),
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
424 IRect().make(pcclip.bounds.left,pcclip.bounds.top,pcclip.bounds.right,hide.top-1) ]
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
425 self.__FreeClipRect(pcclip)
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
426 for i in cnew:
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
427 if (i.IsValid()):
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
428 newclip=self.__AllocClipRect()
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
429 newclip.bounds=i
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
430 newlist.AddRect(newclip)
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
431 self.crects.last=None
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
432 self.crects.StealRects(newlist)
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
433 self.Optimize()
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
434
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
435 def ExcludeRect(self,rect):
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
436 self.__ExcludeRect(rect)
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
437 self.Optimize()
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
438
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
439 def ExcludeRegion(self,reg):
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
440 pclist = reg.crects.first
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
441 while pclist:
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
442 self.__ExcludeRect(pclist.bounds)
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
443 pclist = pclist.next
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
444 self.Optimize()
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
445
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
446 def __IntersectRect(self,rect):
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
447 newlist=ClipRectList()
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
448 while not self.crects.first is None:
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
449 pcclip=self.crects.RemoveHead()
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
450 hide=rect.intersect(pcclip.bounds)
20
072ffc1d466f 2nd attempt. Still untested.
sirebral
parents: 0
diff changeset
451 if not hide.IsValid(): newlist.AddRect(pcclip)
0
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
452 else:
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
453 cnew=[IRect().make(pcclip.bounds.left,hide.top,hide.left-1,hide.bottom),
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
454 IRect().make(hide.right+1,hide.top,pcclip.bounds.right,hide.bottom),
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
455 IRect().make(pcclip.bounds.left,hide.bottom+1,pcclip.bounds.right,pcclip.bounds.bottom),
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
456 IRect().make(pcclip.bounds.left,pcclip.bounds.top,pcclip.bounds.right,hide.top-1) ]
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
457 self.__FreeClipRect(pcclip)
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
458 for i in cnew:
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
459 if (i.IsValid()):
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
460 newclip=self.__AllocClipRect()
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
461 newclip.bounds=i
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
462 newlist.AddRect(newclip)
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
463 self.crects.last = None
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
464 self.crects.StealRects(newlist)
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
465
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
466 def IntersectRect(self,rect):
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
467 self.__IntersectRect(rect)
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
468 self.Optimize()
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
469
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
470 def IntersectRegion(self,reg):
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
471 clist=ClipRectList()
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
472 pcvclip = reg.crects.first
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
473 while pcvclip:
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
474 pchclip = self.crects.first
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
475 while pchclip:
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
476 crect=pcvclip.bounds.intersect(pchclip.bounds)
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
477 if crect.IsValid():
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
478 newclip=self.__AllocClipRect()
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
479 newclip.bounds=crect
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
480 clist.AddRect(newclip)
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
481 pchclip = pchclip.next
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
482 pcvclip = pcvclip.next
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
483 self.Clear()
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
484 self.crects.StealRects(clist)
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
485 self.Optimize()
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
486
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
487 def GetBounds(self):
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
488 bounds=IRect()
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
489 pcclip = self.crects.first
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
490 while pcclip:
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
491 bounds=bounds.union(pcclip.bounds)
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
492 pcclip = pcclip.next
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
493 return bounds
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
494
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
495 def Optimize(self):
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
496 clist=self.crects.GetList()
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
497 removed=[]
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
498 keepgoing = 1
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
499 while len(clist)>1 and keepgoing:
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
500 keepgoing=0
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
501 clist.sort(lambda a,b:_vSortCmp(a,b))
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
502 keys=range(len(clist)-1)
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
503 keys.reverse()
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
504 for i in keys:
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
505 if (clist[i].bounds.right==clist[i+1].bounds.left-1 and
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
506 clist[i].bounds.top==clist[i+1].bounds.top and
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
507 clist[i].bounds.bottom==clist[i+1].bounds.bottom):
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
508 clist[i].bounds.right=clist[i+1].bounds.right
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
509 x=clist[i+1]
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
510 del clist[i+1]
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
511 self.crects.RemoveRect(x)
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
512 self.__FreeClipRect(x)
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
513 keepgoing=1
20
072ffc1d466f 2nd attempt. Still untested.
sirebral
parents: 0
diff changeset
514 if len(clist)<=1: break
0
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
515 clist.sort(lambda a,b:_hSortCmp(a,b))
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
516 keys=range(len(clist)-1)
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
517 keys.reverse()
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
518 for i in keys:
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
519 if (clist[i].bounds.bottom==clist[i+1].bounds.top-1 and
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
520 clist[i].bounds.left==clist[i+1].bounds.left and
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
521 clist[i].bounds.right==clist[i+1].bounds.right):
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
522 clist[i].bounds.bottom=clist[i+1].bounds.bottom
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
523 x=clist[i+1]
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
524 del clist[i+1]
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
525 self.crects.RemoveRect(x)
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
526 self.__FreeClipRect(x)
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
527 keepgoing=1
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
528
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
529 def FromPolygon(self,polypt,mode):
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
530 thelist=self.scan_Convert(polypt)
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
531 for i in thelist:
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
532 r=IRect().make(i.left,i.y,i.right,i.y)
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
533 if mode:
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
534 self.__Examine(r)
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
535 self.__IncludeRect(r)
20
072ffc1d466f 2nd attempt. Still untested.
sirebral
parents: 0
diff changeset
536 else: self.__ExcludeRect(r)
0
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
537 self.Optimize()
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
538
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
539 def GetRectList(self):
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
540 result=[]
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
541 i = self.crects.first
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
542 while i:
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
543 result.append(i.bounds)
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
544 i = i.next
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
545 return result
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
546
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
547 #Portable implementation to scan-convert a polygon
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
548 #from algoritm described in Section 3.6.3 of Foley, et al
4385a7d0efd1 Deleted and repushed it with the 'grumpy-goblin' branch. I forgot a y
sirebral
parents:
diff changeset
549 #returns a (possibly redundant) list of spans that comprise the polygon
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550 #this routine does not manipulate the current region in any way, but
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551 #is enclosed in this class to isolate its name from the global namespace
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552 #invoke via IRegion().scan_Convert(polypt)
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553
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554 def scan_Convert(self,polypt):
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555 result=[]
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556 ET = {} # edge table
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557 i = 0
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558 size = len(polypt)
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559 polylines=[] # list of lines in polygon
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560 y = -1
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561 for i in xrange(size):
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562 n = (i+1) % size
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563 if polypt[i].Y < polypt[n].Y:
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564 e = Edge(polypt[i],polypt[n])
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565 e.dir = 1 #moving top to bottom
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566 polylines.append(e)
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567 elif polypt[i].Y > polypt[n].Y:
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568 e = Edge(polypt[n],polypt[i])
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569 e.dir = -1 #moving bottom to top
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570 polylines.append(e)
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571 elif polypt[i].X != polypt[n].X: # any horizontal lines just get added directly
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572 sx = min(polypt[i].X,polypt[n].X)
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573 ex = max(polypt[i].X,polypt[n].X)
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574 result.append(ISpan(sx,ex,polypt[i].Y))
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575 size = len(polylines)
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576 for i in xrange(size):
20
072ffc1d466f 2nd attempt. Still untested.
sirebral
parents: 0
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577 if i == 0 and polylines[i].dir == -1: n = size-1
072ffc1d466f 2nd attempt. Still untested.
sirebral
parents: 0
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578 elif (polylines[i].dir == -1): n = i-1
072ffc1d466f 2nd attempt. Still untested.
sirebral
parents: 0
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579 else: n = (i+1) % size
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sirebral
parents: 0
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580 if (polylines[i].dir != polylines[n].dir): polylines[i].bottom = 1
072ffc1d466f 2nd attempt. Still untested.
sirebral
parents: 0
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581 if i == 0 or polylines[i].starty < y: y = polylines[i].starty
072ffc1d466f 2nd attempt. Still untested.
sirebral
parents: 0
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582 if not ET.has_key(polylines[i].starty): ET[polylines[i].starty] = []
0
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583 ET[polylines[i].starty].append(polylines[i]) #add to edge table, indexed by smaller y coordinate
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584 AET = [] #active edge table
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585 while len(AET) > 0 or len(ET) > 0:
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586 if ET.has_key(y): #if current y value has entries in edge tabe
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587 AET.extend(ET[y]) # add them to active edge table
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588 del ET[y] #and delete the entries in the edge table
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589 i = len(AET)-1
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590 vals = []
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591 while i >= 0:
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592 if (AET[i].endy == y): #if at the end of this edge's run
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593 if (AET[i].bottom): #check and see if we need one more point
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594 vals.append(AET[i].cx) #we do, add it
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595 del AET[i] # y=end of edge, so remove it
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596 i -= 1
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597 i = 0
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598 while i < len(AET): # for every edge in AET
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599 vals.append(AET[i].cx) # add x intercept
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600 AET[i].advance() #and advance the edge one down
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diff changeset
601 i += 1
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602 vals.sort()
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603 i = 0
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604 while i < len(vals)-1: #split vals[] array into pairs and output them
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605 result.append(ISpan(vals[i],vals[i+1],y))
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606 i += 2
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diff changeset
607 y += 1
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608 return result