annotate orpg/mapper/images.py @ 223:d5ff505a2a16 alpha

Traipse Alpha 'OpenRPG' {100502-01} 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 (Patch-2) Moved to Beta!! New Features: New Namespace method with two new syntaxes New Namespace Internal is context sensitive, always! New Namespace External is 'as narrow as you make it' New Namespace FutureCheck helps ensure you don't receive an incorrect node New PluginDB access for URL2Link plugin New to Forms, they now show their content in Design Mode New to Update Manager, checks Repo for updates on software start New to Mini Lin node, change title in design mode New to Game Tree, never lose a node, appends a number to the end of corrupted trees New to Server GUI, Traipse Suite's Debug Console New Namespace plugin, Allows Traipse users to use the Standard syntax !@ :: @! Updates: Update to White Board layer, uses a pencil image for color button Update to Grid Layer, uses a grid image for color button Update to Chat Window, size of drop down menus Update to default lobby message Update to template Text node Update to 4e PC Sheet node Fixes: Fix to Server GUI startup errors Fix to Server GUI Rooms tab updating Fix to Chat and Settings if non existant die roller is picked Fix to Dieroller and .open() used with .vs(). Successes are correctly calculated Fix to Alias Lib's Export to Tree, Open, Save features Fix to alias node, now works properly Fix to Splitter node, minor GUI cleanup Fix to Backgrounds not loading through remote loader Fix to Node name errors Fix to rolling dice in chat Whispers Fix to Splitters Sizing issues Fix to URL2Link plugin, modified regex compilation should remove memory leak Fix to mapy.py, a roll back due to zoomed grid issues Fix to whiteboard_handler, Circles work by you clicking the center of the circle Fix to Servers parse_incoming_dom which was outdated and did not respect XML Fix to a broken link in the server welcome message Fix to InterParse and logger requiring traceback Fix to Update Manager Status Bar Fix to failed image and erroneous pop up Fix to Mini Lib node that was preventing use Fix to plugins that parce dice but did not call InterParse Fix to nodes for name changing by double click Fix to Game Tree, node ordering on drag and drop corrected Fix to Game Tree, corrupted error message was not showing Fix to Update Manager, checks for internet connection Fix to Update Manager, Auto Update corrections
author sirebral
date Sun, 02 May 2010 19:17:35 -0500
parents b633f4c64aae
children
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/images.py
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21 # Author: OpenRPG
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22 # Maintainer:
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23 # Version:
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24 # $Id: images.py,v Traipse 'Ornery-Orc' prof.ebral Exp $
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25 #
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26 # Description:
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27 #
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28 from __future__ import with_statement
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29
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30 import urllib, Queue, thread, time
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31 from threading import Lock
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32 from orpg.orpg_wx import *
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33 from orpg.orpgCore import *
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37a11fea3304 More clean up. Images now posts a Chat Info post if image doesn't load.
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34
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35 from orpg.dirpath import dir_struct
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36 from orpg.tools.orpg_log import logger
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37 from orpg.tools.settings import settings
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38
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39 class ImageHandlerClass(object):
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40 __cache = {}
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41 __fetching = {}
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42 __queue = Queue.Queue(0)
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43 __lock = Lock()
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44
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45 def __new__(cls):
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46 it = cls.__dict__.get("__it__")
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47 if it is not None:
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48 return it
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49 cls.__it__ = it = object.__new__(cls)
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50 return it
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51
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52 def load(self, path, image_type, imageId):
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53 # Load an image, with a intermideary fetching image shown while it loads in a background thread
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54 if self.__cache.has_key(path):
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55 return wx.ImageFromMime(self.__cache[path][1],
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56 self.__cache[path][2])
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57 if path not in self.__fetching:
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58 self.__fetching[path] = True
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59 #Start Image Loading Thread
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60 thread.start_new_thread(self.__loadThread,
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61 (path, image_type, imageId))
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62 else:
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63 if self.__fetching[path]:
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64 thread.start_new_thread(self.__loadCacheThread,
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65 (path, image_type, imageId))
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66 return wx.Image(dir_struct["icon"] + "fetching.png", wx.BITMAP_TYPE_PNG)
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67
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68 def directLoad(self, path):
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69 # Directly load an image, no threads
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70 if path in self.__cache:
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71 return wx.ImageFromMime(self.__cache[path][1],
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72 self.__cache[path][2])
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73 uriPath = urllib.unquote(path)
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74 try:
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75 d = urllib.urlretrieve(uriPath)
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76 # We have to make sure that not only did we fetch something, but that
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77 # it was an image that we got back.
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78 if d[0] and d[1].getmaintype() == "image":
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79 with self.__lock:
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80 self.__cache[path] = (path, d[0], d[1].gettype(), None)
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81 return wx.ImageFromMime(self.__cache[path][1], self.__cache[path][2])
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82 else:
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83 logger.general("Image refused to load or URI did not "
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84 "reference a valid image: " + path, True)
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85 return None
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86 except IOError:
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87 logger.general("Unable to resolve/open the specified URI; "
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88 "image was NOT loaded: " + path, True)
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89 return None
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90
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91 def cleanCache(self):
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92 # Shrinks the Cache down to the proper size
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93 try:
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94 cacheSize = int(settings.get("ImageCacheSize"))
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95 except:
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96 cacheSize = 32
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97 cache = self.__cache.keys()
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98 cache.sort()
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99 for key in cache[cacheSize:]:
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100 del self.__cache[key]
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101
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102 def flushCache(self):
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103 # This function will flush all images contained within the image cache.
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104 with self.__lock:
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105 self.__cache = {}
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106 self.__fetching = {}
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107 urllib.urlcleanup()
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108
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109 #Private Methods
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110 def __loadThread(self, path, image_type, imageId):
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111 uriPath = urllib.unquote(path)
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112 try:
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113 d = urllib.urlretrieve(uriPath)
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114 # We have to make sure that not only did we fetch something, but that
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115 # it was an image that we got back.
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116 if d[0] and d[1].getmaintype() == "image":
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117 with self.__lock:
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118 self.__cache[path] = (path, d[0], d[1].gettype(), imageId)
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119 self.__queue.put((self.__cache[path], image_type, imageId))
118
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120 if path in self.__fetching: del self.__fetching[path]
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121 else:
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122 logger.general("Image refused to load or URI did not "
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123 "reference a valid image: " + path, True)
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124 self.__queue.put(('failed', image_type, imageId))
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125 del self.__fetching[path]
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126 except IOError:
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127 del self.__fetching[path]
112
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128 logger.general("Unable to resolve/open the specified URI; "
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129 "image was NOT laoded: " + path, True)
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130 self.__queue.put((dir_struct["icon"] + "failed.png", image_type, imageId))
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131
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132 def __loadCacheThread(self, path, image_type, imageId):
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133 try:
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134 st = time.time()
112
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135 while path in self.__fetching and self.__fetching[path] is not False:
99
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136 time.sleep(0.025)
a647e0e8f520 Traipse Alpha 'OpenRPG' {090925-00}
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137 if (time.time()-st) > 120:
112
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138 logger.general("Timeout: " + path, True)
61fc775862f7 Traipse Alpha 'OpenRPG' {091009-00}
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139 del self.__fetching[path]
99
a647e0e8f520 Traipse Alpha 'OpenRPG' {090925-00}
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140 break
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141 except:
a647e0e8f520 Traipse Alpha 'OpenRPG' {090925-00}
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142 del self.__fetching[path]
112
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143 logger.general("Unable to resolve/open the specified URI; "
61fc775862f7 Traipse Alpha 'OpenRPG' {091009-00}
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144 "image was NOT loaded: " + path, True)
61fc775862f7 Traipse Alpha 'OpenRPG' {091009-00}
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145 return
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146 with self.__lock:
61fc775862f7 Traipse Alpha 'OpenRPG' {091009-00}
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147 if path in self.__cache:
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148 logger.debug("Adding Image to Queue from Cache: " + str(self.__cache[path]))
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149 self.__queue.put((self.__cache[path], image_type, imageId))
118
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150 else: self.__loadThread(path, image_type, imageId)
112
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151
61fc775862f7 Traipse Alpha 'OpenRPG' {091009-00}
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152 #Property Methods
0
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153 def _getCache(self):
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154 return self.__cache
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155
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156 def _getQueue(self):
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157 return self.__queue
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parents:
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158
112
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diff changeset
159 #Properties
0
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160 Cache = property(_getCache)
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161 Queue = property(_getQueue)
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parents:
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162
133
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parents: 118
diff changeset
163 ImageHandler = ImageHandlerClass()