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annotate pytouhou/game/text.py @ 439:723a3e67a223

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Make pytouhou.game.sprite an extension type.
author Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
date Sat, 10 Aug 2013 20:48:17 +0200
parents 1222341ea22c
children b9d2db93972f
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1 # -*- encoding: utf-8 -*-
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2 ##
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3 ## Copyright (C) 2011 Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
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4 ##
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5 ## This program 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
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7 ## by the Free Software Foundation; version 3 only.
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8 ##
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9 ## This program is distributed in the hope that it will be useful,
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10 ## but WITHOUT ANY WARRANTY; without even the implied warranty of
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11 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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12 ## GNU General Public License for more details.
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13 ##
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14
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15 from pytouhou.game.sprite import Sprite
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16 from pytouhou.vm.anmrunner import ANMRunner
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17 from pytouhou.utils.interpolator import Interpolator
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18
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19
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20 class Glyph(object):
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21 def __init__(self, sprite, pos):
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22 self.sprite = sprite
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23 self.removed = False
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24
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25 self.x, self.y = pos
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26
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27
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28 class Widget(object):
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29 def __init__(self, pos, back_anm=None, back_script=22):
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30 self.sprite = None
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31 self.removed = False
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32 self.changed = True
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33 self.anmrunner = None
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34 self.frame = 0
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35
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36 # Set up the backround sprite
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37 self.back_anm = back_anm
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38 if back_anm:
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39 self.sprite = Sprite()
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40 self.anmrunner = ANMRunner(back_anm, back_script, self.sprite)
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41
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42 self.x, self.y = pos
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43
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44 def update(self):
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45 self.frame += 1
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46 if self.changed:
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47 if self.anmrunner and not self.anmrunner.run_frame():
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48 self.anmrunner = None
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49 self.changed = False
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50
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51
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52
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53 class GlyphCollection(Widget):
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54 def __init__(self, pos, anm, back_anm=None, ref_script=0,
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55 xspacing=14, back_script=22):
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56 Widget.__init__(self, pos, back_anm, back_script)
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57
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58 self.ref_sprite = Sprite()
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59 self.anm = anm
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60 self.glyphes = []
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61 self.xspacing = xspacing
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62
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63 # Set up ref sprite
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64 ANMRunner(anm, ref_script, self.ref_sprite)
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65 self.ref_sprite.corner_relative_placement = True #TODO: perhaps not right
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66
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67
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68 def set_length(self, length):
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69 current_length = len(self.glyphes)
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70 if length > current_length:
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71 self.glyphes.extend(Glyph(self.ref_sprite.copy(),
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72 (self.x + self.xspacing * i, self.y))
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73 for i in range(current_length, length))
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74 elif length < current_length:
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75 self.glyphes[:] = self.glyphes[:length]
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76
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77
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78 def set_sprites(self, sprite_indexes):
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79 self.set_length(len(sprite_indexes))
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80 for glyph, idx in zip(self.glyphes, sprite_indexes):
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81 glyph.sprite.anm = self.anm
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82 glyph.sprite.texcoords = self.anm.sprites[idx]
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83 glyph.sprite.changed = True
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84
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85
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86 def set_color(self, color, text=True):
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87 if text:
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88 colors = {'white': (255, 255, 255), 'yellow': (255, 255, 0),
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89 'blue': (192, 192, 255), 'darkblue': (160, 128, 255),
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90 'purple': (224, 128, 255), 'red': (255, 64, 0)}
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91 color = colors[color]
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92 self.ref_sprite.color = color
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93 for glyph in self.glyphes:
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94 glyph.sprite.color = color
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95
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96
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97 def set_alpha(self, alpha):
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98 self.ref_sprite.alpha = alpha
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99 for glyph in self.glyphes:
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100 glyph.sprite.alpha = alpha
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101
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102
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103
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104 class Text(GlyphCollection):
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105 def __init__(self, pos, ascii_anm, back_anm=None, text='',
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106 xspacing=14, shift=21, back_script=22, align='left'):
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107 GlyphCollection.__init__(self, pos, ascii_anm, back_anm,
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108 xspacing=xspacing, back_script=back_script)
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109 self.text = ''
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110 self.shift = shift
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111
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112 if align == 'center':
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113 self.x -= xspacing * len(text) // 2
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114 elif align == 'right':
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115 self.x -= xspacing * len(text)
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116 else:
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117 assert align == 'left'
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118
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119 self.set_text(text)
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120
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121
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122 @property
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123 def objects(self):
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124 return self.glyphes + [self]
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125
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126
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127 def set_text(self, text):
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128 if text == self.text:
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129 return
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130
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131 self.set_sprites([ord(c) - self.shift for c in text])
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132 self.text = text
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133 self.changed = True
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134
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135
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136 def timeout_update(self):
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137 GlyphCollection.update(self)
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138 if self.frame == self.timeout:
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139 self.removed = True
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140
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141
387
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142 def move_timeout_update(self):
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143 GlyphCollection.update(self)
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144 if self.frame % 2:
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145 for glyph in self.glyphes:
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146 glyph.y -= 1
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147 if self.frame == self.timeout:
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148 self.removed = True
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149
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150
387
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151 def fadeout_timeout_update(self):
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152 GlyphCollection.update(self)
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153 if self.frame >= self.start:
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154 if self.frame == self.start:
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155 self.fade(self.duration, 255, lambda x: x)
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156 elif self.frame == self.timeout - self.duration:
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157 self.fade(self.duration, 0, lambda x: x)
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158 if self.fade_interpolator:
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159 self.fade_interpolator.update(self.frame)
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160 self.alpha = int(self.fade_interpolator.values[0])
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161 for glyph in self.glyphes:
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162 glyph.sprite.alpha = self.alpha
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163 glyph.sprite.changed = True
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164 if self.frame == self.timeout:
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165 self.removed = True
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166
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167
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168 def fade(self, duration, alpha, formula):
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169 self.fade_interpolator = Interpolator((self.alpha,), self.frame,
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170 (alpha,), self.frame + duration,
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171 formula)
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172
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173
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174 def set_timeout(self, timeout, effect=None, duration=0, start=0):
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175 if effect == 'move':
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176 self.update = self.move_timeout_update
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177 self.timeout = timeout + start
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178 elif effect == 'fadeout':
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179 self.alpha = 0
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180 for glyph in self.glyphes:
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181 glyph.sprite.alpha = 0
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182 self.update = self.fadeout_timeout_update
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183 self.duration = duration
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184 self.start = start
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185 self.timeout = timeout + start
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186 else:
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187 self.update = self.timeout_update
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188 self.timeout = timeout + start
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189
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190
323
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191
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192 class Counter(GlyphCollection):
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193 def __init__(self, pos, anm, back_anm=None, script=0,
381
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194 xspacing=16, value=0, back_script=22):
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195 GlyphCollection.__init__(self, pos, anm,
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196 back_anm=back_anm, ref_script=script,
381
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197 xspacing=xspacing, back_script=back_script)
323
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198
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199 self.value = value
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200 self.set_value(value)
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201
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202
384
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203 @property
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204 def objects(self):
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205 return [self] + self.glyphes
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206
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207
323
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208 def set_value(self, value):
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209 if value < 0:
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210 value = 0
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211 if value == self.value:
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212 return
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213
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214 self.set_length(value)
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215 self.value = value
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216 self.changed = True
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217
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218
346
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219
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220 class Gauge(object):
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221 def __init__(self, pos, anm, max_length=280, maximum=1, value=0):
346
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222 self.sprite = Sprite()
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223 self.anmrunner = ANMRunner(anm, 21, self.sprite)
346
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224 self.removed = False
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225 self.sprite.corner_relative_placement = True #TODO: perhaps not right
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226 self.objects = [self]
346
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227
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228 self.x, self.y = pos
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229 self.max_length = max_length
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230 self.maximum = maximum
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231
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232 self.set_value(value)
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233
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234
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235 def set_value(self, value):
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236 self.value = value
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237 self.sprite.width_override = self.max_length * value / self.maximum
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238 self.sprite.changed = True #TODO
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239
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240
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241 def update(self):
347
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242 #XXX
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243 if self.value == 0:
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244 self.sprite.visible = False
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245 else:
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246 self.sprite.visible = True
346
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247 if self.anmrunner and not self.anmrunner.run_frame():
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248 self.anmrunner = None
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249
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250