Mercurial > mamba

annotate mamba/habitats/editor.py @ 489:e522db37e5c5

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Refactor level saving to allow saving to a passed in file (e.g. StringIO object).
author Simon Cross <hodgestar@gmail.com>
date Sat, 17 Sep 2011 22:43:37 +0200
parents e4e9e607e6f9
children be1e22e3f17c
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1 """Habitat for editing levels."""
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2
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3 import pygame.display
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4 from pygame.locals import SWSURFACE, KEYDOWN, K_1, K_2, MOUSEBUTTONDOWN
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5 import sys
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6 import traceback
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7 from StringIO import StringIO
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8
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9 from mamba.engine import Habitat, NewHabitatEvent
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10 from mamba.widgets.level import EditLevelWidget
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11 from mamba.widgets.text import TextWidget, TextButton
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12 from mamba.widgets.imagebutton import ImageButtonWidget
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13 from mamba.widgets.messagebox import MessageBox
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14 from mamba.widgets.entrybox import EntryBox
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15 from mamba.widgets.listbox import ListBox
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16 from mamba.widgets.toollist import ToolListWidget
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17 from mamba.widgets.editsprite import EditSpriteBox
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18 from mamba.widgets.editlevel import EditLevelBox
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19 from mamba.level import Level, Tileset, TILE_MAP, THING_MAP, InvalidMapError
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20 from mamba.data import (check_level_exists, get_level_list, load_file,
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21 load_image)
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22 from mamba.constants import (SCREEN, EDIT_SCREEN, NAME, ESCAPE_KEYS,
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23 RESERVED_NAMES, WINDOW_ICON)
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24
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25 MAX_TOOLS = 6
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26 MODE_HEIGHT = 370
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27 LOAD_SAVE_HEIGHT = 500
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29
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30 class EditorHabitat(Habitat):
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31 def __init__(self, level):
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32 super(EditorHabitat, self).__init__(EDIT_SCREEN)
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33 self.toolbar = {}
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34 self.level = level
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35 self.container.paused = False
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36 self.edit_widget = EditLevelWidget(self.level)
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37 self.container.add(self.edit_widget)
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38 self.container.add_callback(KEYDOWN, self.keydown_event)
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39 self.container.add_callback(MOUSEBUTTONDOWN, self.mouse_event)
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40 self.mode = 'Tiles'
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41 self.sprite_mode = 'Add'
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42
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43 def on_enter(self):
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44 # We need to juggle the display to the correct size
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45 # This is a horrible hack
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46 pygame.display.quit()
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47 pygame.display.init()
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48 pygame.display.set_mode(EDIT_SCREEN, SWSURFACE)
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49 pygame.display.set_icon(load_image(WINDOW_ICON))
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50 pygame.display.set_caption('%s Level editor' % NAME)
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51 super(EditorHabitat, self).on_enter()
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52 self.setup_toolbar()
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53
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54 def on_exit(self):
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55 # We need to juggle the display to the correct size
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56 # This is a horrible hack
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57 super(EditorHabitat, self).on_exit()
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58 pygame.display.quit()
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59 pygame.display.init()
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60 pygame.display.set_mode(SCREEN, SWSURFACE)
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61 pygame.display.set_icon(load_image(WINDOW_ICON))
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62 pygame.display.set_caption(NAME)
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63
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64 def keydown_event(self, ev, widget):
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65 if ev.key in ESCAPE_KEYS:
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66 from mamba.habitats.mainmenu import MainMenu
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67 NewHabitatEvent.post(MainMenu())
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68 return True
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69 elif ev.key == K_1:
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70 # Activate floor button
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71 self.floor_button.forced_click()
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72 return True
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73
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74 def setup_toolbar(self):
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75 """Draw the editor toolbar"""
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76 button_height = 5
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77 button_left = 820
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78 button_padding = 2
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79
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80 level_name = TextWidget((button_left, button_height),
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81 'Level: %s' % self.level.level_name)
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82 self.container.add(level_name)
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83 button_height += level_name.rect.height + button_padding
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84
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85 edit_level = TextButton((button_left, button_height),
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86 'Edit Level Metadata')
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87 edit_level.add_callback('clicked', self.edit_level_data)
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88 self.container.add(edit_level)
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89 button_height += edit_level.rect.height + button_padding
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90
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91 # TODO: Add Image widget for the current tool
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92 if self.mode != 'Sprites':
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93 self.current_tool = TextWidget((button_left, button_height),
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94 'Tool: Floor', color='white')
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95 else:
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96 self.current_tool = TextWidget((button_left, button_height),
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97 '%s Sprite' % self.sprite_mode, color='white')
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98 self.container.add(self.current_tool)
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99 button_height += self.current_tool.surface.get_height()
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100 button_height += button_padding
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101 if self.mode != 'Sprites':
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102 self.floor_button = ImageButtonWidget(
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103 (button_left, button_height), self.level.tileset.floor,
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104 'Floor', color='white')
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105 self.container.add(self.floor_button)
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106 self.floor_button.add_callback('clicked', self.change_tool,
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107 '.', 'Floor')
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108 self.edit_widget.set_tool('.')
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109 button_height += (self.floor_button.surface.get_height()
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110 + button_padding)
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111 if self.mode in self.toolbar:
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112 # FIXME: This needs to be recreated on tileset changes
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113 self.tool_widget = self.toolbar[self.mode]
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114 else:
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115 if self.mode == 'Tiles':
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116 tile_map = TILE_MAP
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117 elif self.mode == 'Things':
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118 tile_map = THING_MAP
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119 else:
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120 tile_map = []
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121 tool_list = []
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122 for tile_char in sorted(tile_map):
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123 try:
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124 tile = self.level.tileset[tile_char]
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125 except pygame.error:
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126 # Ignore stuff we can't load for now
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127 continue
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128 if tile is None:
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129 continue
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130 if tile.name:
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131 text = tile.name
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132 else:
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133 text = 'Tile'
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134 tile_button = ImageButtonWidget((0, 0), tile.image, text,
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135 color='white')
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136 tile_button.add_callback('clicked', self.change_tool,
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137 tile_char, text)
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138 tool_list.append(tile_button)
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139 if self.mode == "Sprites":
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140 for name in ['Add', 'Edit', 'Delete']:
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141 tile_button = TextButton((0, 0), '%s Sprite' % name)
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diff changeset
142 tile_button.add_callback('clicked', self.sprite_tool,
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143 name)
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144 tool_list.append(tile_button)
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145 self.tool_widget = ToolListWidget((button_left, button_height),
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146 tool_list, MAX_TOOLS, start_key=K_2)
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diff changeset
147 self.toolbar[self.mode] = self.tool_widget
267
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148 self.container.add(self.tool_widget)
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149
284
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150 button_height = self.container.rect.top + MODE_HEIGHT
481
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151 tile_button = TextButton((button_left, button_height),
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152 'Tiles')
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153 tile_button.add_callback('clicked', self.change_toolbar, 'Tiles')
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154 thing_button = TextButton((button_left + tile_button.rect.width +
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155 button_padding, button_height),
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156 'Things')
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157 thing_button.add_callback('clicked', self.change_toolbar, 'Things')
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158 sprite_button = TextButton((button_left,
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159 button_height + thing_button.rect.height +
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160 button_padding),
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161 'Sprites')
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162 sprite_button.add_callback('clicked', self.change_toolbar,
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163 'Sprites')
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164 if self.mode == "Tiles":
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165 tile_button.disable()
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166 elif self.mode == "Things":
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167 thing_button.disable()
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168 elif self.mode == "Sprites":
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169 sprite_button.disable()
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170 self.container.add(tile_button)
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171 self.container.add(thing_button)
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172 self.container.add(sprite_button)
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173
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174 button_height = LOAD_SAVE_HEIGHT
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175
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176 upload = TextButton((button_left, button_height), "Upload Level")
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177 upload.add_callback('clicked', self.upload)
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178 self.container.add(upload)
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179
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180 button_height = upload.rect.bottom + button_padding
180
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181
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182 new = TextButton((button_left, button_height), "New")
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183 new.add_callback('clicked', self.new)
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184 self.container.add(new)
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185
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186 load = TextButton((new.rect.right + button_padding, button_height),
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187 "Load")
270
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188 load.add_callback('clicked', self.load)
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189 self.container.add(load)
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190
481
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191 save = TextButton((load.rect.right + button_padding, button_height),
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192 "Save")
270
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193 save.add_callback('clicked', self.save)
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194 self.container.add(save)
172
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195
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196 def change_tool(self, ev, widget, new_tool, text):
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197 self.edit_widget.set_tool(new_tool)
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198 self.current_tool.text = 'Tool: %s' % text
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199 self.current_tool.prepare()
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200 return True
174
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201
485
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202 def check_level(self):
278
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203 message = None
277
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204 if not self.level.level_name:
278
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205 message = MessageBox((300, 300), 'Please enter a name')
277
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206 elif self.level.level_name in RESERVED_NAMES:
278
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207 message = MessageBox((300, 300), 'Reserved level name')
402
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208 elif '/' in self.level.level_name:
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209 message = MessageBox((300, 300), 'Illegal level name')
485
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210
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211 if message is None:
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212 try:
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213 self.level.validate_level()
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214 except InvalidMapError, error:
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215 message = MessageBox((300, 300), "Map isn't valid\n%s" % error)
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216
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217 return message
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218
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219 def save(self, ev, widget):
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220 message = self.check_level()
278
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221 if message:
404
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222 self.display_dialog(message)
272
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223 return
402
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224 self.level.save_level('user_levels', is_user_dir=True)
396
171c3d817c48 Refresh display after saving level. (A hack, but it does the job.)
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225 self.refresh_display()
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226 return True
180
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227
270
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228 def new(self, ev, widget):
402
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229 return self.load(ev, widget, 'levels', subdir='templates')
270
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230
481
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231 def upload(self, ev, widget):
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232 message = self.check_level()
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233 if message:
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234 self.display_dialog(message)
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235 return
489
e522db37e5c5 Refactor level saving to allow saving to a passed in file (e.g. StringIO object).
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diff changeset
236 save_file = StringIO()
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diff changeset
237 self.level.save_level(save_file=save_file)
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diff changeset
238 # print save_file.getvalue()
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239 return True
481
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240
402
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241 def load(self, ev, widget, level_dir=None, is_user_dir=False, subdir=''):
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diff changeset
242 if level_dir is None:
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diff changeset
243 level_dir = 'user_levels'
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244 is_user_dir = True
337
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245 self.container.paused = True
402
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diff changeset
246 levels = get_level_list('/'.join([level_dir, subdir]), is_user_dir)
272
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diff changeset
247 load_list = []
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diff changeset
248 for level_name in levels:
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parents: 270
diff changeset
249 if level_name in RESERVED_NAMES:
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parents: 270
diff changeset
250 continue
402
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diff changeset
251 if subdir:
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diff changeset
252 level_name = '/'.join([subdir, level_name])
272
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diff changeset
253 load_button = TextButton((0, 0), level_name)
402
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parents: 396
diff changeset
254 load_button.add_callback(
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diff changeset
255 'clicked', self.load_level, level_name, level_dir, is_user_dir)
272
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parents: 270
diff changeset
256 load_list.append(load_button)
404
38f95fbc3710 Better dialog handling.
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parents: 402
diff changeset
257 self.display_dialog(ListBox((200, 200), 'Select Level', load_list, 6))
337
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258 return True
272
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diff changeset
259
402
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diff changeset
260 def load_level(self, ev, widget, level_name, level_dir, is_user_dir):
278
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diff changeset
261 try:
402
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diff changeset
262 source = load_file("%s/%s.txt" % (level_dir, level_name),
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diff changeset
263 is_user_dir=is_user_dir)
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diff changeset
264 new_level = Level(level_name, 'user', source.read())
278
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parents: 277
diff changeset
265 except (IOError, InvalidMapError, pygame.error), error:
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diff changeset
266 message = MessageBox((300, 300),
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parents: 277
diff changeset
267 'Loading Level Failed: %s' % error, color='red')
404
38f95fbc3710 Better dialog handling.
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parents: 402
diff changeset
268 self.display_dialog(message)
278
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diff changeset
269 return False
272
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parents: 270
diff changeset
270 self.container.remove(self.edit_widget)
278
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diff changeset
271 self.level = new_level
272
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parents: 270
diff changeset
272 if level_name in RESERVED_NAMES:
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diff changeset
273 self.level.level_name = '' # Special case for new level
337
170d4a43c00e Don't edit the level when interacting with dialogs
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diff changeset
274 self.container.paused = False
272
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diff changeset
275 self.edit_widget = EditLevelWidget(self.level)
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diff changeset
276 self.container.add(self.edit_widget)
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diff changeset
277 self.clear_toolbar()
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diff changeset
278 self.setup_toolbar()
387
f86188a0f259 Tweak load list length
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parents: 363
diff changeset
279 return True
270
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diff changeset
280
284
96b4ad9b4d30 Start work on sprite editor. Tweak layout issues
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parents: 279
diff changeset
281 def change_toolbar(self, ev, widget, new_mode):
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parents: 279
diff changeset
282 self.mode = new_mode
337
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diff changeset
283 self.edit_widget.tile_mode = (self.mode != 'Sprites')
180
d9ee0e50a78f Teach editor about THING_MAP
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parents: 175
diff changeset
284 self.clear_toolbar()
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diff changeset
285 self.setup_toolbar()
337
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diff changeset
286 return True
180
d9ee0e50a78f Teach editor about THING_MAP
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parents: 175
diff changeset
287
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diff changeset
288 def clear_toolbar(self):
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289 """Remove every non-edit widget from the container"""
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290 for widget in self.container.children[:]:
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diff changeset
291 if widget is not self.edit_widget:
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292 self.container.remove(widget)
229
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293
236
09247e08aeda Refactor edit calling code. Tweak toolbar layout
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parents: 229
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294 def do_edit(self, ev, widget, message, init_value, callback):
404
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295 self.display_dialog(
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296 EntryBox((200, 200), message, init_value, callback))
337
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297 return True
229
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298
454
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299 def update_level_data(self, filename, name, tileset, track):
337
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diff changeset
300 self.container.paused = False
454
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301
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302 self.level.name = name
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303 self.level.background_track = track
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304 # err_ts = self.change_tileset(tileset)
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305 err_fn = self.check_file(filename)
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306
236
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307 self.clear_toolbar()
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308 self.setup_toolbar()
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309
454
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310 if err_fn:
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311 self.display_dialog(err_fn)
325
00c36ff53de9 Teach editor about background tracks
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312
279
162bddbbc5d0 Protect against bad tilesets as well
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313 def refresh_display(self):
275
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314 self.level.restart()
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315 self.clear_toolbar()
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316 self.setup_toolbar()
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317 return True
236
09247e08aeda Refactor edit calling code. Tweak toolbar layout
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diff changeset
318
454
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319 def change_tileset(self, new_tileset):
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320 print "changing tileset"
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321 self.level.update_tiles_ascii()
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322 old_tileset = self.level.tileset
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323 try:
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324 self.level.tileset = Tileset(new_tileset)
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325 self.level.restart()
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326 return None
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327 except pygame.error, error:
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328 self.level.tileset = old_tileset
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329 return MessageBox(
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330 (300, 300), 'Unable to change tileset:: %s' % error,
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331 color='red')
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332
229
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333 def check_file(self, new_name):
278
f10d06fc64b2 Add some robustness against broken levels
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parents: 277
diff changeset
334 message = None
229
b0ef7eecc67a Make filename editable
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parents: 180
diff changeset
335 if new_name == self.level.level_name:
454
8cfa757dd7d3 Epic level editor reworking.
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diff changeset
336 return None # No-op change
276
9c57025781e7 Warn on enter filename results
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parents: 275
diff changeset
337 if not new_name:
278
f10d06fc64b2 Add some robustness against broken levels
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parents: 277
diff changeset
338 message = MessageBox((300, 300), 'Please enter a name')
277
82aa91664e27 Warn on save failures
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parents: 276
diff changeset
339 if new_name in RESERVED_NAMES:
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parents: 276
diff changeset
340 # This case is caught by the existance check, but the
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parents: 276
diff changeset
341 # importance of the reserved names means we use a different
82aa91664e27 Warn on save failures
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parents: 276
diff changeset
342 # message
278
f10d06fc64b2 Add some robustness against broken levels
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parents: 277
diff changeset
343 message = MessageBox((300, 300), 'Reserved level name')
402
001c3797a63b Editor now uses templates and the user level directory.
Jeremy Thurgood <firxen@gmail.com>
parents: 396
diff changeset
344 elif check_level_exists(new_name, 'user_levels', is_user_dir=True):
278
f10d06fc64b2 Add some robustness against broken levels
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parents: 277
diff changeset
345 message = MessageBox((300, 300), 'Name already in use')
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diff changeset
346 if message:
454
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diff changeset
347 return message
229
b0ef7eecc67a Make filename editable
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diff changeset
348 self.level.level_name = new_name
454
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diff changeset
349 return None
284
96b4ad9b4d30 Start work on sprite editor. Tweak layout issues
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parents: 279
diff changeset
350
96b4ad9b4d30 Start work on sprite editor. Tweak layout issues
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parents: 279
diff changeset
351 def sprite_tool(self, ev, widget, sprite_mode):
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parents: 279
diff changeset
352 """Handle sprite stuff"""
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parents: 279
diff changeset
353 self.sprite_mode = sprite_mode
343
5bf35267ddc0 Hook up sprite deletion. Framework work for sprite editing & adding
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parents: 337
diff changeset
354 self.level.update_tiles_ascii() # commit any changes
284
96b4ad9b4d30 Start work on sprite editor. Tweak layout issues
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parents: 279
diff changeset
355 self.clear_toolbar()
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parents: 279
diff changeset
356 self.setup_toolbar()
337
170d4a43c00e Don't edit the level when interacting with dialogs
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parents: 325
diff changeset
357 return True
343
5bf35267ddc0 Hook up sprite deletion. Framework work for sprite editing & adding
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parents: 337
diff changeset
358
5bf35267ddc0 Hook up sprite deletion. Framework work for sprite editing & adding
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parents: 337
diff changeset
359 def mouse_event(self, ev, widget):
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parents: 337
diff changeset
360 """Handle mouse clicks when we are in sprite mode"""
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parents: 337
diff changeset
361 if self.mode != 'Sprites':
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parents: 337
diff changeset
362 return False
5bf35267ddc0 Hook up sprite deletion. Framework work for sprite editing & adding
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parents: 337
diff changeset
363 if self.container.paused:
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parents: 337
diff changeset
364 return False
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parents: 337
diff changeset
365 tile_pos = self.edit_widget.convert_pos(ev.pos)
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parents: 337
diff changeset
366 sprite = self.level.get_sprite_at(tile_pos)
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Neil Muller <drnlmuller@gmail.com>
parents: 337
diff changeset
367 if self.sprite_mode == 'Delete' and sprite:
5bf35267ddc0 Hook up sprite deletion. Framework work for sprite editing & adding
Neil Muller <drnlmuller@gmail.com>
parents: 337
diff changeset
368 self.level.remove_sprite(sprite)
353
62a2a659c69b Call sprite editor dialog
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parents: 343
diff changeset
369 self.level.restart()
343
5bf35267ddc0 Hook up sprite deletion. Framework work for sprite editing & adding
Neil Muller <drnlmuller@gmail.com>
parents: 337
diff changeset
370 elif self.sprite_mode == 'Edit' and sprite:
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Neil Muller <drnlmuller@gmail.com>
parents: 337
diff changeset
371 self.edit_sprite(tile_pos, sprite)
5bf35267ddc0 Hook up sprite deletion. Framework work for sprite editing & adding
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parents: 337
diff changeset
372 elif self.sprite_mode == 'Add' and sprite is None:
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Neil Muller <drnlmuller@gmail.com>
parents: 337
diff changeset
373 self.edit_sprite(tile_pos, sprite)
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Neil Muller <drnlmuller@gmail.com>
parents: 337
diff changeset
374 return True
5bf35267ddc0 Hook up sprite deletion. Framework work for sprite editing & adding
Neil Muller <drnlmuller@gmail.com>
parents: 337
diff changeset
375
353
62a2a659c69b Call sprite editor dialog
Neil Muller <drnlmuller@gmail.com>
parents: 343
diff changeset
376 def edit_sprite(self, tile_pos, sprite):
62a2a659c69b Call sprite editor dialog
Neil Muller <drnlmuller@gmail.com>
parents: 343
diff changeset
377 sprite_editor = EditSpriteBox((200, 100), tile_pos, sprite,
62a2a659c69b Call sprite editor dialog
Neil Muller <drnlmuller@gmail.com>
parents: 343
diff changeset
378 post_callback=self.commit_line)
404
38f95fbc3710 Better dialog handling.
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parents: 402
diff changeset
379 self.display_dialog(sprite_editor)
353
62a2a659c69b Call sprite editor dialog
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parents: 343
diff changeset
380
454
8cfa757dd7d3 Epic level editor reworking.
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diff changeset
381 def edit_level_data(self, ev, widget):
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diff changeset
382 elb = EditLevelBox((200, 100), self.level, self.update_level_data)
8cfa757dd7d3 Epic level editor reworking.
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parents: 423
diff changeset
383 self.display_dialog(elb)
8cfa757dd7d3 Epic level editor reworking.
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parents: 423
diff changeset
384
353
62a2a659c69b Call sprite editor dialog
Neil Muller <drnlmuller@gmail.com>
parents: 343
diff changeset
385 def commit_line(self, sprite):
62a2a659c69b Call sprite editor dialog
Neil Muller <drnlmuller@gmail.com>
parents: 343
diff changeset
386 try:
62a2a659c69b Call sprite editor dialog
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parents: 343
diff changeset
387 self.level.validate_sprite(sprite)
62a2a659c69b Call sprite editor dialog
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parents: 343
diff changeset
388 except:
62a2a659c69b Call sprite editor dialog
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parents: 343
diff changeset
389 # We don't know what errors thwe constructor may show, so
62a2a659c69b Call sprite editor dialog
Neil Muller <drnlmuller@gmail.com>
parents: 343
diff changeset
390 # we catch everything
62a2a659c69b Call sprite editor dialog
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parents: 343
diff changeset
391 # We use sys.exc_info to get slight neater info
62a2a659c69b Call sprite editor dialog
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parents: 343
diff changeset
392 exc_type, info, _ = sys.exc_info()
62a2a659c69b Call sprite editor dialog
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parents: 343
diff changeset
393 info = traceback.format_exception_only(exc_type, info)[0]
62a2a659c69b Call sprite editor dialog
Neil Muller <drnlmuller@gmail.com>
parents: 343
diff changeset
394 message = MessageBox((300, 300),
62a2a659c69b Call sprite editor dialog
Neil Muller <drnlmuller@gmail.com>
parents: 343
diff changeset
395 'Validation failed:\n%s' % info)
404
38f95fbc3710 Better dialog handling.
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parents: 402
diff changeset
396 self.display_dialog(message)
353
62a2a659c69b Call sprite editor dialog
Neil Muller <drnlmuller@gmail.com>
parents: 343
diff changeset
397 return False
62a2a659c69b Call sprite editor dialog
Neil Muller <drnlmuller@gmail.com>
parents: 343
diff changeset
398 # Validation successful, so add to level
62a2a659c69b Call sprite editor dialog
Neil Muller <drnlmuller@gmail.com>
parents: 343
diff changeset
399 if self.sprite_mode == 'Add':
62a2a659c69b Call sprite editor dialog
Neil Muller <drnlmuller@gmail.com>
parents: 343
diff changeset
400 self.level.add_sprite(sprite)
62a2a659c69b Call sprite editor dialog
Neil Muller <drnlmuller@gmail.com>
parents: 343
diff changeset
401 elif self.sprite_mode == 'Edit':
62a2a659c69b Call sprite editor dialog
Neil Muller <drnlmuller@gmail.com>
parents: 343
diff changeset
402 self.level.replace_sprite(sprite)
62a2a659c69b Call sprite editor dialog
Neil Muller <drnlmuller@gmail.com>
parents: 343
diff changeset
403 self.level.restart()
62a2a659c69b Call sprite editor dialog
Neil Muller <drnlmuller@gmail.com>
parents: 343
diff changeset
404 return True