| 1 | #!/usr/bin/python |
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| 2 | |
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| 3 | # This file is part of PARPG. |
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| 4 | |
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| 5 | # PARPG 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 3 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 | # PARPG 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 PARPG. If not, see <http://www.gnu.org/licenses/>. |
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| 17 | |
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| 18 | from sounds import SoundEngine |
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| 19 | from viewbase import ViewBase |
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| 20 | |
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| 21 | class GameSceneView(ViewBase): |
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| 22 | """GameSceneView is responsible for drawing the scene""" |
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| 23 | def __init__(self, engine, model): |
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| 24 | """Constructor for engine |
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| 25 | @param engine: A fife.Engine instance |
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| 26 | @type engine: fife.Engine |
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| 27 | @param model: a script.GameModel instance |
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| 28 | @type model: script.GameModel |
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| 29 | """ |
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| 30 | super(GameSceneView, self).__init__(engine, model) |
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| 31 | |
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| 32 | self.action_number = 1 |
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| 33 | |
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| 34 | # init the sound |
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| 35 | self.sounds = SoundEngine(engine) |
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| 36 | |
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| 37 | self.hud = None |
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| 38 | |
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| 39 | # The current highlighted object |
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| 40 | self.highlight_obj = None |
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| 41 | |
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| 42 | # faded objects in top layer |
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| 43 | self.faded_objects = set() |
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| 44 | |
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| 45 | def displayObjectText(self, obj, text): |
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| 46 | """Display on screen the text of the object over the object. |
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| 47 | @type obj: fife.instance |
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| 48 | @param obj: object to draw over |
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| 49 | @type text: String |
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| 50 | @param text: text to display over object |
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| 51 | @return: None""" |
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| 52 | obj.say(str(text), 1000) |
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| 53 | |
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| 54 | def onWalk(self, click): |
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| 55 | """Callback sample for the context menu.""" |
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| 56 | self.hud.hideContainer() |
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| 57 | self.engine.getModel().game_state.PlayerCharacter.run(click) |
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| 58 | |
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| 59 | def refreshTopLayerTransparencies(self): |
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| 60 | """Fade or unfade TopLayer instances if the PlayerCharacter |
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| 61 | is under them.""" |
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| 62 | # get the PlayerCharacter's screen coordinates |
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| 63 | camera = self.model.active_map.cameras[self.model.active_map.my_cam_id] |
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| 64 | point = self.model.game_state.PlayerCharacter.\ |
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| 65 | behaviour.agent.getLocation() |
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| 66 | scr_coords = camera.toScreenCoordinates(point.getMapCoordinates()) |
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| 67 | |
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| 68 | # find all instances on TopLayer that fall on those coordinates |
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| 69 | instances = camera.getMatchingInstances(scr_coords, |
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| 70 | self.model.active_map.top_layer) |
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| 71 | instance_ids = [ instance.getId() for instance in instances ] |
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| 72 | faded_objects = self.faded_objects |
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| 73 | |
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| 74 | # fade instances |
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| 75 | for instance_id in instance_ids: |
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| 76 | if instance_id not in faded_objects: |
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| 77 | faded_objects.add(instance_id) |
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| 78 | self.model.active_map.top_layer.getInstance(instance_id).\ |
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| 79 | get2dGfxVisual().setTransparency(128) |
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| 80 | |
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| 81 | # unfade previously faded instances |
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| 82 | for instance_id in faded_objects.copy(): |
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| 83 | if instance_id not in instance_ids: |
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| 84 | faded_objects.remove(instance_id) |
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| 85 | self.model.active_map.top_layer.getInstance(instance_id).\ |
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| 86 | get2dGfxVisual().setTransparency(0) |
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| 87 | |
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| 88 | |
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| 89 | def highlightFrontObject(self, mouse_coords): |
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| 90 | """Highlights the object that is at the |
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| 91 | current mouse coordinates""" |
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| 92 | if mouse_coords: |
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| 93 | front_obj = self.model.getObjectAtCoords(mouse_coords) |
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| 94 | if front_obj != None: |
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| 95 | if self.highlight_obj == None \ |
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| 96 | or front_obj.getId() != \ |
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| 97 | self.highlight_obj.getId(): |
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| 98 | if self.highlight_obj: |
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| 99 | self.displayObjectText(self.highlight_obj,"") |
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| 100 | self.model.active_map.outline_renderer.removeAllOutlines() |
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| 101 | self.highlight_obj = front_obj |
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| 102 | self.model.active_map.outline_renderer.addOutlined( |
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| 103 | self.highlight_obj, |
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| 104 | 0, |
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| 105 | 137, 255, 2) |
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| 106 | # get the text |
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| 107 | item = self.model.objectActive( |
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| 108 | self.highlight_obj.getId()) |
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| 109 | if item is not None: |
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| 110 | self.displayObjectText(self.highlight_obj, |
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| 111 | item.name) |
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| 112 | else: |
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| 113 | if self.highlight_obj: |
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| 114 | self.displayObjectText(self.highlight_obj,"") |
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| 115 | self.model.active_map.outline_renderer.removeAllOutlines() |
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| 116 | self.highlight_obj = None |
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| 117 | |
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