source: branches/active/character_customization/game/parpg/gamesceneview.py @ 766

Revision 736, 6.3 KB checked in by aspidites, 9 years ago (diff)

Patch by Aspidites:

  • renamed scripts package to parpg
  • renamed parpg module to application
  • removed packaging and other related files (kept locally for reference, will reintroduce similar scripts to resolve bug #275
  • updated all import statements to respect changes above
  • Property svn:eol-style set to native
Line 
1#!/usr/bin/env python
2
3#   This file is part of PARPG.
4
5#   PARPG is free software: you can redistribute it and/or modify
6#   it under the terms of the GNU General Public License as published by
7#   the Free Software Foundation, either version 3 of the License, or
8#   (at your option) any later version.
9
10#   PARPG is distributed in the hope that it will be useful,
11#   but WITHOUT ANY WARRANTY; without even the implied warranty of
12#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13#   GNU General Public License for more details.
14
15#   You should have received a copy of the GNU General Public License
16#   along with PARPG.  If not, see <http://www.gnu.org/licenses/>.
17
18from sounds import SoundEngine
19from viewbase import ViewBase
20from fife import fife
21
22class GameSceneView(ViewBase):
23    """GameSceneView is responsible for drawing the scene"""
24    def __init__(self, engine, model):
25        """Constructor for GameSceneView
26           @param engine: A fife.Engine instance
27           @type engine: fife.Engine
28           @param model: a script.GameModel instance
29           @type model: script.GameModel
30           """
31        super(GameSceneView, self).__init__(engine, model)
32
33        # init the sound
34        self.sounds = SoundEngine(engine)
35
36        self.hud = None       
37
38        # The current highlighted object
39        self.highlight_obj = None
40     
41        # faded objects in top layer
42        self.faded_objects = set()
43
44    def displayObjectText(self, obj_id, text, time=1000):
45        """Display on screen the text of the object over the object.
46           @type obj_id: id of fife.instance
47           @param obj: id of object to draw over
48           @type text: String
49           @param text: text to display over object
50           @return: None"""
51        try:
52            if obj_id:
53                obj = self.model.active_map.agent_layer.getInstance(obj_id)
54            else:
55                obj = None
56        except RuntimeError as error:
57            if error.args[0].split(',')[0].strip() == "_[NotFound]_":
58                obj = None
59            else:
60                raise
61        if obj:
62            obj.say(str(text), time)
63
64    def onWalk(self, click):
65        """Callback sample for the context menu."""
66        self.hud.hideContainer()
67        self.model.game_state.player_character.run(click)
68
69    def refreshTopLayerTransparencies(self):
70        """Fade or unfade TopLayer instances if the PlayerCharacter
71        is under them."""
72        if not self.model.active_map:
73            return
74
75        # get the PlayerCharacter's screen coordinates
76        camera = self.model.active_map.cameras[self.model.active_map.my_cam_id]
77        point = self.model.game_state.player_character.\
78                                        behaviour.agent.getLocation()
79        scr_coords = camera.toScreenCoordinates(point.getMapCoordinates())
80
81        # find all instances on TopLayer that fall on those coordinates
82        instances = camera.getMatchingInstances(scr_coords,
83                        self.model.active_map.top_layer)
84        instance_ids = [ instance.getId() for instance in instances ]
85        faded_objects = self.faded_objects
86
87        # fade instances
88        for instance_id in instance_ids:
89            if instance_id not in faded_objects:
90                faded_objects.add(instance_id)
91                self.model.active_map.top_layer.getInstance(instance_id).\
92                        get2dGfxVisual().setTransparency(128)
93
94        # unfade previously faded instances
95        for instance_id in faded_objects.copy():
96            if instance_id not in instance_ids:
97                faded_objects.remove(instance_id)
98                self.model.active_map.top_layer.getInstance(instance_id).\
99                        get2dGfxVisual().setTransparency(0)
100
101
102    #def removeHighlight(self):
103       
104   
105    def highlightFrontObject(self, mouse_coords):
106        """Highlights the object that is at the
107        current mouse coordinates"""       
108        if not self.model.active_map:
109            return
110        if mouse_coords:
111            front_obj = self.model.getObjectAtCoords(mouse_coords)
112            if front_obj != None:
113                if self.highlight_obj == None \
114                                    or front_obj.getId() != \
115                                    self.highlight_obj:
116                    if self.model.game_state.hasObject(front_obj.getId()):
117                        self.displayObjectText(self.highlight_obj, "")
118                    self.model.active_map.outline_renderer.removeAllOutlines()
119                    self.highlight_obj = front_obj.getId()
120                    self.model.active_map.outline_renderer.addOutlined(
121                                                    front_obj, 
122                                                    0,
123                                                    137, 255, 2)
124                    # get the text
125                    item = self.model.objectActive(self.highlight_obj)
126                    if item is not None:
127                        self.displayObjectText(self.highlight_obj, 
128                                                    item.name)
129            else:
130                self.model.active_map.outline_renderer.removeAllOutlines()
131                self.highlight_obj = None 
132           
133
134    def moveCamera(self, direction):
135        """Move the camera in the given direction.
136        @type direction: list of two integers
137        @param direction: the two integers can be 1, -1, or 0
138        @return: None """ 
139       
140        if 'cameras' in dir(self.model.active_map):
141            cam = self.model.active_map.cameras[self.model.active_map.my_cam_id]
142            location = cam.getLocation()
143            position = location.getMapCoordinates()
144           
145            #how many pixls to move by each call
146            move_by = 1
147            #create a new DoublePoint3D and add it to position DoublePoint3D
148            new_x, new_y = move_by * direction[0], move_by * direction[1]
149
150            position_offset = fife.DoublePoint3D(int(new_x), int(new_y))
151            position += position_offset
152           
153            #give location the new position
154            location.setMapCoordinates(position)
155
156            #detach the camera from any objects
157            cam.detach()
158            #move the camera to the new location
159            cam.setLocation(location)
160           
161           
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