Mercurial > parpg-source

annotate gui/inventorygui.py @ 53:7b9f6e3513d4

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Added code that checks if the object is the player so certain actions (talk, attack) will not appear in the menu.
author KarstenBock@gmx.net
date Thu, 08 Sep 2011 18:36:40 +0200
parents 06145a6ee387
children c40d04cf6ed1
rev   line source
0
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1 # This file is part of PARPG.
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2
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3 # PARPG is free software: you can redistribute it and/or modify
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4 # it under the terms of the GNU General Public License as published by
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5 # the Free Software Foundation, either version 3 of the License, or
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6 # (at your option) any later version.
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7
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8 # PARPG is distributed in the hope that it will be useful,
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9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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11 # GNU General Public License for more details.
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12
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13 # You should have received a copy of the GNU General Public License
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14 # along with PARPG. If not, see <http://www.gnu.org/licenses/>.
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15
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16 from fife.extensions.pychan.tools import callbackWithArguments as cbwa
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17 from fife.extensions import pychan
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18 from fife.extensions.pychan.attrs import UnicodeAttr
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19
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20 from parpg.gui import drag_drop_data as data_drag
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21 from parpg.objects.base import Container
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22 from parpg.gui.containergui_base import ContainerGUIBase
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23 from parpg.objects.action import ACTIONS
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24
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25 import logging
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26
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27 logger = logging.getLogger('action')
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28
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29 class EquipmentSlot(pychan.VBox):
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30 ATTRIBUTES = pychan.VBox.ATTRIBUTES + [UnicodeAttr('label_text')]
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31
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32 def _setLabelText(self, text):
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33 label = self.findChild()
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34 label.text = unicode(text)
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35 label.resizeToContent()
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36 self.margins = (
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37 int((self.width - label.width) / 2.0),
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38 int((self.height - label.height) / 2.0)
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39 )
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40
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41 def _getLabelText(self):
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42 label = self.findChild()
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43 return label.text
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44
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45 label_text = property(fget=_getLabelText, fset=_setLabelText)
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46
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47 def __init__(self, label_text=u'equipment', min_size=(50, 50),
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48 max_size=(50, 50), margins=None,
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49 **kwargs):
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50 pychan.VBox.__init__(self, min_size=min_size, max_size=max_size,
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51 **kwargs)
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52 self.background_image = 'gui/inv_images/inv_background.png'
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53 label = pychan.Label(text=unicode(label_text))
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54 self.addChild(label)
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55 self.label_text = label_text
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56 self.adaptLayout()
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57 if self.parent is not None:
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58 self.beforeShow()
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59
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60
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61 class InventoryGrid(pychan.VBox):
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62 ATTRIBUTES = pychan.VBox.ATTRIBUTES + [pychan.attrs.PointAttr('grid_size')]
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63
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64 def _setNColumns(self, n_columns):
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65 n_rows = self.grid_size[1]
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66 self.grid_size = (n_columns, n_rows)
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67
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68 def _getNColumns(self):
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69 n_columns = self.grid_size[0]
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70 return n_columns
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71 n_columns = property(fget=_getNColumns, fset=_setNColumns)
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72
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73 def _setNRows(self, n_rows):
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74 n_columns = self.grid_size[0]
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75 self.grid_size = (n_columns, n_rows)
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76
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77 def _getNRows(self):
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78 n_rows = self.grid_size[1]
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79 return n_rows
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80 n_rows = property(fget=_getNRows, fset=_getNColumns)
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81
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82 def _setGridSize(self, grid_size):
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83 n_columns, n_rows = grid_size
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84 self.removeAllChildren()
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85 for row_n in range(n_rows):
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86 row_size = (n_columns * 50, 50)
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87 row = pychan.HBox(min_size=row_size, max_size=row_size,
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88 padding=self.padding)
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89 row.border_size = 1
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90 row.opaque = 0
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91 for column_n in range(n_columns):
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92 slot = pychan.Icon(min_size=(50, 50), max_size=(50, 50))
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93 slot.border_size = 1
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94 row.addChild(slot)
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95 self.addChild(row)
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96 self.min_size = ((n_columns * 50) + 2, (n_rows * 50) + 2)
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97 self.max_size = self.min_size
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98
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99 def _getGridSize(self):
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100 n_rows = len(self.children)
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101 n_columns = len(self.children[0].children)
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102 return (n_rows, n_columns)
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103 grid_size = property(fget=_getGridSize, fset=_setGridSize)
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104
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105 def __init__(self, grid_size=(2, 2), padding=0, **kwargs):
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106 pychan.VBox.__init__(self, padding=padding, **kwargs)
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107 self.opaque = 0
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108 self.grid_size = grid_size
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109 self.border_size = 1
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110
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111
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112 class InventoryGUI(ContainerGUIBase):
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113 def __init__(self, controller, inventory, callbacks):
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114 super(InventoryGUI, self).__init__(controller, inventory)
0
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115 self.engine = controller.engine
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116 self.inventory_shown = False
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117 render_backend = self.engine.getRenderBackend()
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118 screen_mode = render_backend.getCurrentScreenMode()
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119 screen_width, screen_height = (screen_mode.getWidth(),
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120 screen_mode.getHeight())
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121 widget_width, widget_height = self.gui.size
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122 self.gui.position = ((screen_width - widget_width) / 2,
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123 (screen_height - widget_height) / 2)
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124
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125 def toggleInventory(self, toggleImage=True):
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126 """Pause the game and enter the inventory screen, or close the
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127 inventory screen and resume the game.
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128 @type toggleImage: bool
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129 @param toggleImage:
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130 Call toggleInventoryCallback if True. Toggling via a
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131 keypress requires that we toggle the Hud inventory image
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132 explicitly. Clicking on the Hud inventory button toggles the
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133 image implicitly, so we don't change it.
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134 @return: None"""
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135 if not self.inventory_shown:
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136 self.showInventory()
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137 self.inventory_shown = True
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138 else:
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139 self.closeInventory()
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140 self.inventory_shown = False
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141
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142 def showInventory(self):
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143 self.gui.show()
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144
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145 def closeInventory(self):
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146 self.gui.hide()
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147
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148
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149 class _InventoryGUI(ContainerGUIBase):
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150 """Inventory GUI class"""
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151 def __init__(self, controller, inventory, callbacks):
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152 """Initialise the instance.
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153 @param controller: Current Controller
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154 @type controller: Class derived from ControllerBase
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155 @type inventory: Inventory
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156 @param inventory: An inventory object to be displayed and manipulated
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157 @type callbacks: dict
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158 @param callbacks: a dict of callbacks
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159 refreshReadyImages:
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160 Function that will make the ready slots on the HUD
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161 reflect those within the inventory
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162 toggleInventoryButton:
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163 Function that will toggle the state of the inventory button
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164 @return: None"""
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165 super(InventoryGUI, self).__init__(controller, "gui/inventory.xml")
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166 self.engine = controller.engine
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167 self.readyCallback = callbacks['refreshReadyImages']
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168 self.toggleInventoryButtonCallback = callbacks['toggleInventoryButton']
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169 self.original_cursor_id = self.engine.getCursor().getId()
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170
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171 self.inventory_shown = False
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172 events_to_map = {}
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173 self.inventory_storage = inventory
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174
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175 # Buttons of inventory arranged by slots
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176
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177 self.slot_buttons = {'head': ('Head',), 'chest': ('Body',),
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178 'left_arm': ('LeftHand',),
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179 'right_arm': ('RightHand',),
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180 'hips' : ('Belt',), 'left_leg': ('LeftFoot',),
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181 'right_leg': ('RightFoot',),
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182 'left_hand': ('LeftHeld',),
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183 'right_hand': ('RightHeld',),
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184 'backpack': ('A1', 'A2', 'A3', 'A4', 'A5',
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185 'B1', 'B2', 'B3', 'B4', 'B5',
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186 'C1', 'C2', 'C3', 'C4', 'C5',
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187 'D1', 'D2', 'D3', 'D4', 'D5'),
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188 'ready': ('Ready1', 'Ready2', 'Ready3', 'Ready4')
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189 }
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190 # the images that should be used for the buttons when they are "empty"
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191 self.slot_empty_images = {'head':'gui/inv_images/inv_head.png',
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192 'chest':'gui/inv_images/inv_torso.png',
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193 'left_arm':'gui/inv_images/inv_lhand.png',
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194 'right_arm':'gui/inv_images/inv_rhand.png',
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195 'hips':'gui/inv_images/inv_belt.png',
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196 'left_leg':'gui/inv_images/inv_lfoot.png',
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197 'right_leg':'gui/inv_images/inv_rfoot.png',
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198 'left_hand':'gui/inv_images/inv_litem.png',
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199 'right_hand':'gui/inv_images/inv_ritem.png',
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200 'backpack':'gui/inv_images/inv_backpack.png',
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201 'ready':'gui/inv_images/inv_belt_pouches.png',
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202 }
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203 self.updateInventoryButtons()
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204
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205 for slot in self.slot_buttons:
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206 for _, button in enumerate(self.slot_buttons[slot]):
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207 events_to_map[button] = cbwa(self.dragDrop, button)
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208 events_to_map[button + "/mouseReleased"] = \
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209 self.showContextMenu
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210 events_to_map['close_button'] = self.closeInventoryAndToggle
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211 self.gui.mapEvents(events_to_map)
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212 # TODO: Why the commented out code?
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213 # self.resetMouseCursor()
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214
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215 def updateImages(self):
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216 self.updateInventoryButtons()
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217
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218 def updateInventoryButtons (self):
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219 for slot in self.slot_buttons:
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220 for index, button in enumerate(self.slot_buttons[slot]):
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221 widget = self.gui.findChild(name=button)
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222 widget.slot = slot
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223 widget.index = index
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224 widget.item = self.inventory_storage.getItemsInSlot(widget.slot,
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225 widget.index)
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226 self.updateImage(widget)
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227
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228 def updateImage(self, button):
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229 if (button.item == None):
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230 image = self.slot_empty_images[button.slot]
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231 else:
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232 image = button.item.getInventoryThumbnail()
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233 button.up_image = image
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234 button.down_image = image
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235 button.hover_image = image
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236
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237 def closeInventory(self):
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238 """Close the inventory.
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239 @return: None"""
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240 self.gui.hide()
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241
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242 def closeInventoryAndToggle(self):
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243 """Close the inventory screen.
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244 @return: None"""
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245 self.closeInventory()
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246 self.toggleInventoryButtonCallback()
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247 self.inventory_shown = False
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248
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249 def toggleInventory(self, toggleImage=True):
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250 """Pause the game and enter the inventory screen, or close the
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251 inventory screen and resume the game.
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252 @type toggleImage: bool
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253 @param toggleImage:
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254 Call toggleInventoryCallback if True. Toggling via a
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255 keypress requires that we toggle the Hud inventory image
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256 explicitly. Clicking on the Hud inventory button toggles the
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257 image implicitly, so we don't change it.
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258 @return: None"""
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259 if not self.inventory_shown:
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260 self.showInventory()
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261 self.inventory_shown = True
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262 else:
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263 self.closeInventory()
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264 self.inventory_shown = False
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265
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266 if toggleImage:
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267 self.toggleInventoryButtonCallback()
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268
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269 def showInventory(self):
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270 """Show the inventory.
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271 @return: None"""
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272 self.updateInventoryButtons()
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273 self.gui.show()
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274
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275 def dragObject(self, obj):
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276 """Drag the selected object.
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277 @type obj: string
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278 @param obj: The name of the object within
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279 the dictionary 'self.buttons'
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280 @return: None"""
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281 # get the widget from the inventory with the name obj
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282 drag_widget = self.gui.findChild(name = obj)
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283 drag_item = drag_widget.item
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284 # only drag if the widget is not empty
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285 if (drag_item != None):
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286 # get the item that the widget is 'storing'
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287 data_drag.dragged_item = drag_widget.item
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288 # get the up and down images of the widget
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289 up_image = drag_widget.up_image
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290 down_image = drag_widget.down_image
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291 # set the mouse cursor to be the widget's image
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292 self.controller.setMouseCursor(up_image.source,down_image.source)
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293 data_drag.dragged_image = up_image.source
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294 data_drag.dragging = True
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295 data_drag.dragged_widget = drag_widget
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296 data_drag.source_container = self.inventory_storage
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297
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298 self.inventory_storage.takeItem(drag_widget.item)
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299 # after dragging the 'item', set the widgets' images
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300 # so that it has it's default 'empty' images
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301 drag_widget.item = None
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302 self.updateImage(drag_widget)
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303
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304
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305 def dropObject(self, obj):
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306 """Drops the object being dropped
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307 @type obj: string
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308 @param obj: The name of the object within
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309 the dictionary 'self.buttons'
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310 @return: None"""
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311 drop_widget = self.gui.findChild(name = obj)
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312 drop_slot, drop_index = drop_widget.slot, drop_widget.index
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313 replace_item = None
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314 try :
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315 if data_drag.dragging:
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316 inventory = self.inventory_storage
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317 drag_item = data_drag.dragged_item
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318 #this will get the replacement item and data for drag_drop if
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319 ## there is an item All ready occupying the slot
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320 if not inventory.isSlotEmpty(drop_slot, drop_index):
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321 #get the item and then remove it from the inventory
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322 replace_item = inventory.getItemsInSlot \
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323 (drop_slot, drop_index)
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324 self.dragObject(obj)
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325 self.inventory_storage.moveItemToSlot(drag_item,
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326 drop_slot,
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327 drop_index)
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328
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329 if drop_widget.slot == 'ready':
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330 self.readyCallback()
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331
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332 if replace_item == None:
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333 self.controller.resetMouseCursor()
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334 data_drag.dragging = False
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335 except Container.TooBig :
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336 logger.warning("%s too big to fit "
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337 "into %s" % (data_drag.dragged_item,
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338 drop_widget.slot))
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339 except (Container.SlotBusy, Container.ItemSelf):
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340 pass
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341 self.updateInventoryButtons()
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342
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343 def createMenuItems(self, item, actions):
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344 """Creates context menu items for the InventoryGUI"""
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345 menu_actions = super(InventoryGUI, self).createMenuItems(item, actions)
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346 param_dict = {}
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347 param_dict["controller"] = self.controller
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348 param_dict["commands"] = {}
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349 param_dict["item"] = item
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350 param_dict["container_gui"] = self
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351 menu_actions.append(["Drop",
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352 "Drop",
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353 self.executeMenuItem,
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354 ACTIONS["DropFromInventory"](**param_dict)])
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355 return menu_actions
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356
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357 def getImage(self, name):
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358 """Return a current image from the inventory
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359 @type name: string
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360 @param name: name of image to get
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361 @return: None"""
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362 return self.gui.findChild(name = name)