Mercurial > parpg-core
annotate src/parpg/gamesceneview.py @ 116:9b5498e3bda0
Move the identifier field from the FifeAgent component to the new General component.
Added General Entity.
author | KarstenBock@gmx.net |
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date | Sat, 24 Sep 2011 15:48:24 +0200 |
parents | 62cff91a19cb |
children |
rev | line source |
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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 sounds import SoundEngine |
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17 from viewbase import ViewBase |
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18 from fife import fife |
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19 |
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20 class GameSceneView(ViewBase): |
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21 """GameSceneView is responsible for drawing the scene""" |
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22 def __init__(self, engine, model): |
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23 """Constructor for GameSceneView |
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24 @param engine: A fife.Engine instance |
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25 @type engine: fife.Engine |
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26 @param model: a script.GameModel instance |
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27 @type model: script.GameModel |
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28 """ |
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29 super(GameSceneView, self).__init__(engine, model) |
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30 |
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31 # init the sound |
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32 self.sounds = SoundEngine(engine) |
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33 |
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34 self.hud = None |
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35 |
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36 # The current highlighted object |
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37 self.highlight_obj = None |
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38 |
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39 # faded objects in top layer |
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40 self.faded_objects = set() |
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41 |
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42 def displayObjectText(self, obj_id, text, time=1000): |
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43 """Display on screen the text of the object over the object. |
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44 @type obj_id: id of fife.instance |
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45 @param obj: id of object to draw over |
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46 @type text: String |
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47 @param text: text to display over object |
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48 @return: None""" |
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49 try: |
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50 if obj_id: |
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51 obj = self.model.active_map.agent_layer.getInstance(obj_id) |
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52 else: |
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53 obj = None |
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54 except RuntimeError as error: |
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55 if error.args[0].split(',')[0].strip() == "_[NotFound]_": |
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56 obj = None |
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57 else: |
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58 raise |
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59 if obj: |
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60 obj.say(str(text), time) |
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61 |
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62 def onWalk(self, click): |
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63 """Callback sample for the context menu.""" |
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64 self.hud.hideContainer() |
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65 self.model.game_state.getObjectById("PlayerCharacter").fifeagent.behaviour.run(click) |
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66 |
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67 def refreshTopLayerTransparencies(self): |
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68 """Fade or unfade TopLayer instances if the PlayerCharacter |
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69 is under them.""" |
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70 if not self.model.active_map: |
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71 return |
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72 |
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73 # get the PlayerCharacter's screen coordinates |
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74 camera = self.model.active_map.cameras[self.model.active_map.my_cam_id] |
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75 point = self.model.game_state.getObjectById("PlayerCharacter").fifeagent.\ |
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76 behaviour.agent.getLocation() |
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77 scr_coords = camera.toScreenCoordinates(point.getMapCoordinates()) |
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78 |
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79 # find all instances on TopLayer that fall on those coordinates |
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80 instances = camera.getMatchingInstances(scr_coords, |
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81 self.model.active_map.top_layer) |
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82 instance_ids = [ instance.getId() for instance in instances ] |
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83 faded_objects = self.faded_objects |
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84 |
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85 # fade instances |
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86 for instance_id in instance_ids: |
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87 if instance_id not in faded_objects: |
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88 faded_objects.add(instance_id) |
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89 self.model.active_map.top_layer.getInstance(instance_id).\ |
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90 get2dGfxVisual().setTransparency(128) |
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91 |
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92 # unfade previously faded instances |
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93 for instance_id in faded_objects.copy(): |
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94 if instance_id not in instance_ids: |
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95 faded_objects.remove(instance_id) |
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96 self.model.active_map.top_layer.getInstance(instance_id).\ |
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97 get2dGfxVisual().setTransparency(0) |
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98 |
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99 |
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100 #def removeHighlight(self): |
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101 |
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102 |
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103 def highlightFrontObject(self, mouse_coords): |
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104 """Highlights the object that is at the |
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105 current mouse coordinates""" |
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106 if not self.model.active_map: |
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107 return |
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108 if mouse_coords: |
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109 front_obj = self.model.getObjectAtCoords(mouse_coords) |
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110 if front_obj != None: |
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111 if self.highlight_obj == None \ |
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112 or front_obj.getId() != \ |
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113 self.highlight_obj: |
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114 if self.model.game_state.hasObject(front_obj.getId()): |
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115 self.displayObjectText(self.highlight_obj, "") |
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116 self.model.active_map.outline_renderer.removeAllOutlines() |
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117 self.highlight_obj = front_obj.getId() |
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118 self.model.active_map.outline_renderer.addOutlined( |
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119 front_obj, |
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120 0, |
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121 137, 255, 2) |
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122 # get the text |
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123 item = self.model.objectActive(self.highlight_obj) |
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124 if item is not None: |
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125 self.displayObjectText(self.highlight_obj, |
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126 item.description.view_name) |
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127 else: |
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128 self.model.active_map.outline_renderer.removeAllOutlines() |
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129 self.highlight_obj = None |
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130 |
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131 |
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132 def moveCamera(self, direction): |
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133 """Move the camera in the given direction. |
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134 @type direction: list of two integers |
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135 @param direction: the two integers can be 1, -1, or 0 |
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136 @return: None """ |
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137 |
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138 if 'cameras' in dir(self.model.active_map): |
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139 cam = self.model.active_map.cameras[self.model.active_map.my_cam_id] |
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140 location = cam.getLocation() |
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141 position = location.getMapCoordinates() |
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142 |
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143 #how many pixls to move by each call |
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144 move_by = 1 |
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145 #create a new DoublePoint3D and add it to position DoublePoint3D |
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146 new_x, new_y = move_by * direction[0], move_by * direction[1] |
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147 |
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148 position_offset = fife.DoublePoint3D(int(new_x), int(new_y)) |
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149 position += position_offset |
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150 |
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151 #give location the new position |
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152 location.setMapCoordinates(position) |
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153 |
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154 #detach the camera from any objects |
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155 cam.detach() |
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156 #move the camera to the new location |
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157 cam.setLocation(location) |
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158 |
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159 |