Mercurial > fife-parpg
annotate clients/editor/plugins/LayerTool.py @ 255:51cc05d862f2
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This contains changes that may break compatibility against existing clients.
For a list of changes that may affect your client, see: http://wiki.fifengine.de/Changes_to_pychan_and_FIFE_in_editor_rewrite_branch
author | cheesesucker@33b003aa-7bff-0310-803a-e67f0ece8222 |
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date | Mon, 08 Jun 2009 16:00:02 +0000 |
parents | |
children | 07709bffab8f |
rev | line source |
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255
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1 #!/usr/bin/env python |
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2 # coding: utf-8 |
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3 # ################################################### |
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4 # Copyright (C) 2008 The Zero-Projekt team |
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5 # http://zero-projekt.net |
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6 # info@zero-projekt.net |
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7 # This file is part of Zero "Was vom Morgen blieb" |
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8 # |
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9 # The Zero-Projekt codebase is free software; you can redistribute it and/or modify |
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10 # it under the terms of the GNU General Public License as published by |
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11 # the Free Software Foundation; either version 2 of the License, or |
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12 # (at your option) any later version. |
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13 # |
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14 # This program is distributed in the hope that it will be useful, |
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15 # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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16 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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17 # GNU General Public License for more details. |
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18 # |
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19 # You should have received a copy of the GNU General Public License |
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20 # along with this program; if not, write to the |
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21 # Free Software Foundation, Inc., |
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22 # 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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23 # ################################################### |
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24 |
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25 """ An advanced layer tool for FIFedit """ |
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26 |
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27 import fife |
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28 import scripts.plugin as plugin |
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29 import scripts.editor |
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30 from scripts.events import * |
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31 from scripts.gui.action import Action |
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32 import pychan |
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33 import pychan.widgets as widgets |
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34 from pychan.tools import callbackWithArguments as cbwa |
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35 |
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36 # default should be pychan default, highlight can be choosen (format: r,g,b) |
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37 _DEFAULT_BACKGROUND_COLOR = pychan.internal.DEFAULT_STYLE['default']['base_color'] |
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38 _HIGHLIGHT_BACKGROUND_COLOR = pychan.internal.DEFAULT_STYLE['default']['selection_color'] |
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39 |
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40 # the dynamicly created widgets have the name scheme prefix + layerid |
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41 _LABEL_NAME_PREFIX = "select_" |
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42 |
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43 class LayerTool(plugin.Plugin): |
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44 """ The B{LayerTool} is an advanced method to view |
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45 and change layer informations. |
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46 |
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47 While the original FIFedit tool only allows to select |
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48 layers, this one will provide the following functionality: |
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49 |
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50 - toggle layer visibility |
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51 - select layer |
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52 - list layers |
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53 |
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54 """ |
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55 def __init__(self): |
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56 self._editor = None |
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57 self._enabled = False |
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58 self._mapview = None |
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59 |
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60 self._showAction = None |
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61 |
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62 self.subwrappers = [] |
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63 |
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64 #--- Plugin function ---# |
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65 def enable(self): |
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66 if self._enabled is True: |
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67 return |
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68 |
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69 # Fifedit plugin data |
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70 self._editor = scripts.editor.getEditor() |
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71 self._showAction = Action(u"LayerTool", checkable=True) |
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72 scripts.gui.action.activated.connect(self.toggle, sender=self._showAction) |
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73 self._editor._toolsMenu.addAction(self._showAction) |
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74 |
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75 self.__create_gui() |
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76 |
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77 self.toggle() |
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78 |
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79 events.postMapShown.connect(self.update) |
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80 |
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81 def disable(self): |
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82 if self._enabled is False: |
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83 return |
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84 self.container.setDocked(False) |
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85 self.container.hide() |
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86 self.removeAllChildren() |
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87 |
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88 events.postMapShown.disconnect(self.update) |
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89 |
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90 self._editor._toolsMenu.removeAction(self._showAction) |
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91 |
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92 def isEnabled(self): |
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93 return self._enabled; |
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94 |
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95 def getName(self): |
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96 return u"Layertool" |
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97 |
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98 #--- End plugin functions ---# |
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99 |
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100 def __create_gui(self): |
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101 """ create the basic gui container """ |
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102 self.container = pychan.loadXML('gui/layertool.xml') |
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103 self.wrapper = self.container.findChild(name="layers_wrapper") |
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104 self.update(None) |
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105 |
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106 def _adjust_position(self): |
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107 """ adjusts the position of the container - we don't want to |
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108 let the window appear at the center of the screen. |
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109 (new default position: left, beneath the tools window) |
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110 """ |
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111 self.container.position = (50, 200) |
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112 |
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113 def clear(self): |
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114 """ remove all subwrappers """ |
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115 if self.subwrappers is []: return |
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116 |
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117 for subwrapper in self.subwrappers: |
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118 self.wrapper.removeChild(subwrapper) |
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119 |
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120 self.subwrappers = [] |
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121 |
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122 def update(self, mapview): |
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123 """ Dump new layer informations into the wrapper |
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124 |
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125 We group one ToggleButton and one Label into a HBox, the main wrapper |
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126 itself is a VBox and we also capture both the Button and the Label to listen |
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127 for mouse actions |
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128 """ |
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129 layers = [] |
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130 self._mapview = mapview |
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131 if self._mapview is not None: |
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132 layers = self._mapview.getMap().getLayers() |
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133 |
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134 self.clear() |
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135 |
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136 if len(layers) <= 0: |
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137 layerid = "No layers" |
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138 subwrapper = pychan.widgets.HBox() |
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139 |
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140 layer_name_widget = pychan.widgets.Label() |
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141 layer_name_widget.text = unicode(layerid) |
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142 layer_name_widget.name = _LABEL_NAME_PREFIX + layerid |
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143 subwrapper.addChild(layer_name_widget) |
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144 |
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145 self.wrapper.addChild(subwrapper) |
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146 self.subwrappers.append(subwrapper) |
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147 |
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148 active_layer = self.getActiveLayer() |
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149 if active_layer: |
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150 active_layer = active_layer.getId() |
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151 for layer in reversed(layers): |
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152 layerid = layer.getId() |
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153 subwrapper = pychan.widgets.HBox() |
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154 |
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155 visibility_widget = pychan.widgets.ToggleButton(hexpand=0, up_image="gui/icons/is_visible.png", down_image="gui/icons/is_visible.png", hover_image="gui/icons/is_visible.png") |
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156 visibility_widget.name = "toggle_" + layerid |
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157 if layer.areInstancesVisible(): |
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158 visibility_widget.toggled = True |
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159 visibility_widget.capture(self.toggle_layer_visibility,"mousePressed") |
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160 |
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161 layer_name_widget = pychan.widgets.Label() |
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162 layer_name_widget.text = unicode(layerid) |
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163 layer_name_widget.name = _LABEL_NAME_PREFIX + layerid |
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164 layer_name_widget.capture(self.select_active_layer,"mousePressed") |
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165 |
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166 if active_layer == layerid: |
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167 layer_name_widget.background_color = _HIGHLIGHT_BACKGROUND_COLOR |
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168 layer_name_widget.foreground_color = _HIGHLIGHT_BACKGROUND_COLOR |
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169 layer_name_widget.base_color = _HIGHLIGHT_BACKGROUND_COLOR |
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170 |
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171 subwrapper.addChild(visibility_widget) |
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172 subwrapper.addChild(layer_name_widget) |
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173 |
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174 self.wrapper.addChild(subwrapper) |
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175 self.subwrappers.append(subwrapper) |
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176 |
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177 self.container.adaptLayout() |
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178 |
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179 def toggle_layer_visibility(self, event, widget): |
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180 """ Callback for ToggleButtons |
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181 |
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182 Toggle the chosen layer visible / invisible |
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183 |
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184 NOTE: |
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185 - if a layer is set to invisible, it also shouldn't be the active layer anymore |
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186 |
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187 @type event: object |
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188 @param event: pychan mouse event |
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189 @type widget: object |
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190 @param widget: the pychan widget where the event occurs, transports the layer id in it's name |
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191 """ |
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192 |
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193 layerid = widget.name[len(_LABEL_NAME_PREFIX):] |
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194 |
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195 layer = self._mapview.getMap().getLayer(layerid) |
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196 active_layer = self.getActiveLayer() |
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197 if active_layer: |
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198 active_layer = active_layer.getId() |
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199 |
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200 if layer.areInstancesVisible(): |
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201 layer.setInstancesVisible(False) |
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202 else: |
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203 layer.setInstancesVisible(True) |
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204 |
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205 if active_layer == layerid: |
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206 self.select_no_layer() |
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207 |
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208 |
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209 def select_no_layer(self): |
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210 """ the exception approach - as soon as the user hides a layer, the mapedit module should stop to use this |
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211 one, too. |
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212 |
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213 A bunch of exceptions is the result (each click on the map will result in a exception as no layer is set etc...) |
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214 """ |
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215 previous_active_layer = self.getActiveLayer() |
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216 if previous_active_layer is not None: |
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217 previous_layer_id = previous_active_layer.getId() |
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218 previous_active_widget = self.container.findChild(name=_LABEL_NAME_PREFIX + previous_layer_id) |
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219 previous_active_widget.background_color = _DEFAULT_BACKGROUND_COLOR |
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220 previous_active_widget.foreground_color = _DEFAULT_BACKGROUND_COLOR |
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221 previous_active_widget.base_color = _DEFAULT_BACKGROUND_COLOR |
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222 previous_active_widget.text = unicode(previous_layer_id) |
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223 |
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224 self._mapview.getController().selectLayer(None) |
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225 |
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226 def getActiveLayer(self): |
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227 """ Returns the active layer """ |
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228 if self._mapview: |
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229 return self._mapview.getController()._layer |
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230 |
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231 def select_active_layer(self, event, widget): |
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232 """ callback for Labels |
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233 |
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234 We hand the layerid over to the mapeditor module to select a |
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235 new active layer |
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236 |
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237 Additionally, we mark the active layer widget (changing base color) and reseting the previous one |
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238 |
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239 @type event: object |
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240 @param event: pychan mouse event |
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241 @type widget: object |
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242 @param widget: the pychan widget where the event occurs, transports the layer id in it's name |
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243 """ |
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244 |
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245 self.select_no_layer() |
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246 |
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247 layerid = widget.name[7:] |
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248 |
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249 widget.background_color = _HIGHLIGHT_BACKGROUND_COLOR |
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250 widget.foreground_color = _HIGHLIGHT_BACKGROUND_COLOR |
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251 widget.base_color = _HIGHLIGHT_BACKGROUND_COLOR |
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252 self.container.adaptLayout() |
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253 |
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254 self._mapview.getController().selectLayer(layerid) |
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255 |
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256 def toggle(self): |
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257 if self.container.isVisible() or self.container.isDocked(): |
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258 self.container.setDocked(False) |
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259 self.container.hide() |
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260 |
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261 self._showAction.setChecked(False) |
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262 else: |
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263 self.container.show() |
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264 self._showAction.setChecked(True) |
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265 self._adjust_position() |