Mercurial > pyntnclick
annotate gamelib/gamescreen.py @ 63:3087be3463e0
Some framework support for better message handling
author | Neil Muller <neil@dip.sun.ac.za> |
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date | Mon, 23 Aug 2010 18:32:15 +0200 |
parents | 9048cf43f613 |
children | cab924519037 |
rev | line source |
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1 # gamescreen.py |
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2 # Copyright Boomslang team, 2010 (see COPYING File) |
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3 # Main menu for the game |
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4 |
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5 from state import initial_state, Item |
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6 from hand import HandButton |
58 | 7 from popupmenu import PopupMenu |
53 | 8 from constants import BUTTON_SIZE |
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9 |
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10 from pygame.color import Color |
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11 from pygame import Rect |
35 | 12 from pygame.locals import BLEND_ADD |
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13 from albow.screen import Screen |
52 | 14 from albow.resource import get_font |
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15 from albow.controls import Button, Label, Widget |
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16 from albow.layout import Column |
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17 from albow.palette_view import PaletteView |
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18 |
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19 |
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20 class InventoryView(PaletteView): |
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21 |
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22 sel_color = Color("yellow") |
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23 sel_width = 2 |
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24 |
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25 def __init__(self, state, handbutton): |
53 | 26 PaletteView.__init__(self, (BUTTON_SIZE, BUTTON_SIZE), 1, 6, scrolling=True) |
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27 self.state = state |
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28 self.selection = None |
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29 self.handbutton = handbutton |
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30 |
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31 def num_items(self): |
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32 return len(self.state.inventory) |
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33 |
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34 def draw_item(self, surface, item_no, rect): |
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35 item_image = self.state.inventory[item_no].get_inventory_image() |
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36 surface.blit(item_image, rect, None, BLEND_ADD) |
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37 |
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38 def click_item(self, item_no, event): |
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39 self.selection = item_no |
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40 self.handbutton.unselect() |
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41 |
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42 def item_is_selected(self, item_no): |
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43 return self.selection == item_no |
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44 |
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45 def unselect(self): |
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46 self.selection = None |
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47 |
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48 |
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49 class StateWidget(Widget): |
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50 |
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51 def __init__(self, state): |
53 | 52 Widget.__init__(self, Rect(0, 0, 800, 600 - BUTTON_SIZE)) |
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53 self.state = state |
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54 # current mouse-over thing description |
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55 self.description = None |
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56 |
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57 def draw(self, surface): |
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58 self.state.draw(surface) |
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59 if self.description: |
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60 print self.description |
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61 msg = self.state.get_message() |
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62 if msg: |
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63 # FIXME: add some timer to invalidate msgs |
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64 print msg |
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65 self.state.clear_message() |
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66 |
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67 def mouse_move(self, event): |
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68 old_desc = self.description |
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69 self.description = self.state.get_description(event.pos) |
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70 if self.description != old_desc: |
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71 # queue a redraw |
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72 self.invalidate() |
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73 |
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74 class GameScreen(Screen): |
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75 def __init__(self, shell): |
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76 Screen.__init__(self, shell) |
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77 |
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78 # TODO: Randomly plonk the state here for now |
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79 self.state = initial_state() |
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80 self.state_widget = StateWidget(self.state) |
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81 self.add(self.state_widget) |
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82 |
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83 AddItemButton = Button('Add item', action = self.add_item) |
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84 menu = Column([ |
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85 AddItemButton, |
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86 Button('Use hand', action = lambda: self.state.scenes['cryo'].things['cryo.door'].interact(None)), |
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87 Button('Use triangle', action = lambda: self.state.scenes['cryo'].things['cryo.door'].interact(self.state.items['triangle'])), |
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88 Button('Use titanium_leg', action = lambda: self.state.scenes['cryo'].things['cryo.door'].interact(self.state.items['titanium_leg'])), |
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89 ], align='l', spacing=20) |
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90 self.add_centered(menu) |
58 | 91 self.popup_menu = PopupMenu(shell) |
92 self.menubutton = Button('Menu', action=self.popup_menu.show_menu) | |
52 | 93 self.menubutton.font = get_font(16, 'Vera.ttf') |
53 | 94 self.menubutton.set_rect(Rect(0, 0, BUTTON_SIZE, BUTTON_SIZE)) |
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95 self.menubutton.bottomleft = self.bottomleft |
53 | 96 self.menubutton.margin = (BUTTON_SIZE - self.menubutton.font.get_linesize()) / 2 |
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97 self.add(self.menubutton) |
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98 self.handbutton = HandButton(action=self.hand_pressed) |
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99 self.handbutton.bottomleft = self.bottomleft |
53 | 100 self.handbutton.get_rect().move_ip(BUTTON_SIZE, 0) |
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101 self.add(self.handbutton) |
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102 self.inventory = InventoryView(self.state, self.handbutton) |
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103 |
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104 self.inventory.bottomleft = self.bottomleft |
53 | 105 self.inventory.get_rect().move_ip(2 * BUTTON_SIZE, 0) |
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106 self.add(self.inventory) |
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107 |
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108 # Test items |
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109 self.state.add_inventory_item('triangle') |
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110 self.state.add_inventory_item('titanium_leg') |
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111 |
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112 |
58 | 113 # Albow uses magic method names (command + '_cmd'). Yay. |
114 # Albow's search order means they need to be defined here, not in | |
115 # PopMenu, which is annoying. | |
116 def hide_cmd(self): | |
117 # This option does nothing, but the method needs to exist for albow | |
118 return | |
119 | |
120 def main_menu_cmd(self): | |
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121 self.shell.show_screen(self.shell.menu_screen) |
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122 |
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123 def add_item(self): |
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124 self.state.add_inventory_item("triangle") |
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125 |
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126 def hand_pressed(self): |
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127 self.handbutton.toggle_selected() |
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128 self.inventory.unselect() |
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129 |
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130 |