Mercurial > skaapsteker
annotate skaapsteker/sprites/player.py @ 362:02bf05964619
FIREBALLS!
| author | Simon Cross <hodgestar@gmail.com> |
|---|---|
| date | Sat, 09 Apr 2011 14:25:45 +0200 |
| parents | eacb3e1bc1d1 |
| children | 249ba3bd6904 |
| rev | line source |
|---|---|
| 90 | 1 """Class for dealing with the player""" |
| 2 | |
| 3 import pygame.transform | |
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4 import time |
| 90 | 5 |
| 362 | 6 from ..sprites.base import find_sprite, Monster, TILE_SIZE, PC_LAYER, MONSTER_LAYER, PROJECTILE_LAYER |
| 342 | 7 from ..sprites.projectiles import Fireball |
| 248 | 8 from ..physics import Sprite |
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9 from ..constants import Layers, FoxHud |
| 248 | 10 from ..data import get_files, load_image |
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11 from ..engine import PlayerDied, AddSpriteEvent |
| 90 | 12 |
| 13 | |
| 14 class Player(Sprite): | |
| 15 | |
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16 collision_layer = PC_LAYER |
| 362 | 17 collides_with = set([MONSTER_LAYER, PROJECTILE_LAYER]) |
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18 wants_updates = True |
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19 |
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20 block = True |
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21 |
| 266 | 22 _max_sprint_time = 2 |
| 23 | |
| 263 | 24 def __init__(self, the_world, soundsystem): |
| 90 | 25 Sprite.__init__(self) |
| 26 self.image = None | |
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27 self.rect = None |
| 90 | 28 self._image_dict = {} |
| 263 | 29 self._soundsystem = soundsystem |
| 30 self._soundsystem.load_sound('yelp', 'sounds/yelp.ogg') | |
| 120 | 31 self._animation_frame = 0.0 |
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32 self._last_time = time.time() |
| 90 | 33 # State flags and such |
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34 self.attacking = 0 |
| 90 | 35 self.running = False |
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36 self.sprinting = 0 |
| 90 | 37 self.jumping = False |
| 38 self.flying = False | |
| 348 | 39 self.shape = 'fox' # Needed so load image does the right thing |
| 90 | 40 self._load_images() |
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41 self.inventory_image = None |
| 90 | 42 # We muck with these in load for convience, so ensure they're right |
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43 self.the_world = the_world |
| 348 | 44 self.shape = the_world.fox.shape |
| 335 | 45 self._me = the_world.fox |
| 90 | 46 self.set_facing('left') |
| 47 self.set_image() | |
| 48 self.set_pos((0, 0)) | |
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49 self._collisions_seen = 0 |
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50 self._last_collide = [] |
| 90 | 51 self._layer = Layers.PLAYER |
| 52 | |
| 53 def set_image(self): | |
| 335 | 54 key = self._make_key(len(self._me.tails)) |
| 120 | 55 images = self._image_dict[key] |
| 56 if self._animation_frame >= len(images): | |
| 57 self._animation_frame = 0.0 | |
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58 if self.rect: |
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59 cur_pos = self.collide_rect.midbottom |
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60 else: |
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61 cur_pos = (0, 0) |
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62 # TODO: can save a lot of calculation here by caching collision rects |
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63 cand_image = images[int(self._animation_frame)] |
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64 cand_collide_rect = cand_image.get_bounding_rect(1).inflate(-2,-2) |
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65 cand_rect = cand_image.get_rect() |
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66 cand_rect_offset = cand_rect.centerx - cand_collide_rect.centerx, cand_rect.bottom - cand_collide_rect.bottom |
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67 cand_rect.midbottom = cur_pos[0] + cand_rect_offset[0], cur_pos[1] + cand_rect_offset[1] |
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68 cand_collide_rect.midbottom = cur_pos |
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69 # We always allow the attacking animation frames |
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70 if not self.check_collide_rect(cand_collide_rect, cand_rect, cand_image) and not self.attacking: |
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71 return False |
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72 self.image = cand_image |
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73 self.collide_rect = cand_collide_rect |
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74 self.rect = cand_rect |
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75 self.rect_offset = cand_rect_offset |
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76 self.init_pos() |
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77 return True |
| 90 | 78 |
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79 def update(self): |
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80 self._touching_actionables = [] |
| 120 | 81 v_x, v_y = self.velocity |
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82 # Never animate slower than !7 fps, never faster than ~15 fps |
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83 if self.attacking > 0: |
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84 if self._last_time: |
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85 if time.time() - self._last_time > 0.15: |
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86 self._animation_frame += 1 |
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87 self.attacking -= 1 |
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88 self._last_time = time.time() |
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89 else: |
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90 self._last_time = time.time() |
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91 else: |
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92 old_frame = self._animation_frame |
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93 self._animation_frame += abs(v_x) / 300 |
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94 time_diff = time.time() - self._last_time |
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95 if int(self._animation_frame) - int(old_frame) > 0: |
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96 # Check time diff |
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97 if time_diff < 0.10: |
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98 # Delay animation frame jump |
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99 self._animation_frame -= abs(v_x) / 300 |
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100 else: |
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101 self._last_time = time.time() |
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102 elif time_diff > 0.20: |
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103 # Force animation frame jump |
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104 self._animation_frame = old_frame + 1 |
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105 self._last_time = time.time() |
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106 if self.sprinting > 0: |
| 266 | 107 if (time.time() - self._sprint_start_time) > self._max_sprint_time: |
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108 self.sprinting = 0 |
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109 if abs(v_x) < 80: |
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110 # Clamp when we're not moving at least 5 pixel / s |
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111 self.velocity = (0, v_y) |
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112 if self.sprinting == 1: |
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113 self.sprinting = 0 |
| 160 | 114 self.running = not self.on_solid # if you're not on something you can't stand |
| 120 | 115 else: |
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116 self.velocity = (0, v_y) # Standard platformer physics |
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117 if self.sprinting > 0: |
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118 self.sprinting = 1 |
| 120 | 119 self.running = True |
| 120 self.set_image() | |
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121 if self._collisions_seen > 2 * len(self._last_collide): |
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122 # Can we find a position "nearby" that reduces the collision |
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123 # surface |
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124 best_move = (0, 0) |
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125 clip_area = 0 |
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126 for obj in self._last_collide[:]: |
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127 if not obj.collide_rect.colliderect(self.collide_rect): |
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128 # Prune stale objects from the list |
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129 self._last_collide.remove(obj) |
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130 continue |
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131 clip = obj.collide_rect.clip(self.collide_rect) |
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132 clip_area += clip.width * clip.height |
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133 if (obj.floor or obj.block) and \ |
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134 clip.width > TILE_SIZE[0] / 2 and \ |
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135 self.collide_rect.bottom < obj.collide_rect.top + TILE_SIZE[1] / 3: |
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136 delta = self.rect.bottom - self.collide_rect.bottom |
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137 self.collide_rect.bottom = obj.collide_rect.top - 1 |
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138 self.rect.bottom = self.collide_rect.bottom + delta |
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139 self.init_pos() |
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140 return # Jump out of this case |
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141 min_area = clip_area |
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142 for attempt in [(0, 2), (2, 0), (-2, 0), (2, 2), (-2, 2)]: |
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143 clip_area = 0 |
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144 for obj in self._last_collide: |
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145 cand_rect = self.collide_rect.move(attempt) |
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146 clip = obj.collide_rect.clip(cand_rect) |
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147 clip_area += clip.width * clip.height |
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148 if clip_area < min_area: |
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149 min_area = clip_area |
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150 best_move = attempt |
|
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151 elif clip_area == min_area and attempt[1] > best_move[1]: |
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152 # Of equal choices, prefer that which moves us downwards |
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153 best_move = attempt |
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154 self.collide_rect.move_ip(best_move) |
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155 self.rect.move_ip(best_move) |
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156 self.init_pos() |
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157 self._last_collide = [] |
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158 self._collisions_seen = 0 |
|
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159 |
| 90 | 160 def set_facing(self, new_facing): |
| 161 self.facing = new_facing | |
| 162 | |
|
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163 def collided(self, other): |
| 210 | 164 if self.attacking and hasattr(other, 'damage'): |
| 165 # FIXME: Check if we're facing the right way | |
| 166 other.damage(5) | |
|
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167 if other not in self._last_collide and (other.floor or other.block): |
|
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168 self._last_collide.append(other) |
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169 self._collide_pos = self.collide_rect.midbottom |
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170 self._collisions_seen = 0 |
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171 elif other in self._last_collide: |
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172 self._collisions_seen += 1 |
|
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173 if hasattr(other, 'collided_player'): |
|
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174 other.collided_player(self) |
| 335 | 175 print 'Health', self._me.cur_health |
|
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176 |
| 209 | 177 |
|
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178 def damage(self, damage): |
| 335 | 179 self._me.cur_health -= damage |
| 263 | 180 self._soundsystem.play_sound('yelp') |
| 335 | 181 if self._me.cur_health <= 0: |
|
244
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182 PlayerDied.post() |
|
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183 |
|
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184 def restore(self): |
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185 """Restore player to max health (for restarting levels, etc.)""" |
| 335 | 186 self._me.cur_health = self._me.max_health |
|
122
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187 |
| 90 | 188 def set_pos(self, pos): |
|
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189 self.rect.midbottom = pos[0] * TILE_SIZE[0] + self.rect_offset[0], (pos[1] + 1) * TILE_SIZE[1] + self.rect_offset[1] |
| 272 | 190 self.collide_rect.midbottom = pos[0] * TILE_SIZE[0], (pos[1] + 1) * TILE_SIZE[1] |
| 90 | 191 |
|
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192 def action_left(self): |
| 115 | 193 if self.facing != 'left': |
| 194 self.facing = 'left' | |
| 195 self.set_image() | |
| 348 | 196 if self.shape != 'fox': |
| 197 self.deltav((-300.0, 0.0)) | |
| 198 elif self.sprinting > 0: | |
|
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199 self.sprinting = 1 |
| 266 | 200 self.deltav((-900.0, 0.0)) |
| 201 else: | |
| 202 self.deltav((-450.0, 0.0)) | |
| 203 | |
| 204 def action_double_left(self): | |
| 205 # FIXME: Tie this to the tails | |
|
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206 if self.sprinting > 0: |
| 266 | 207 return |
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208 self.sprinting = 2 |
| 266 | 209 self._sprint_start_time = time.time() |
| 210 | |
| 211 def action_double_right(self): | |
|
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212 if self.sprinting > 0: |
| 266 | 213 return |
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214 self.sprinting = 2 |
| 266 | 215 self._sprint_start_time = time.time() |
| 90 | 216 |
|
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217 def action_double_up(self): |
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218 pass |
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219 |
| 348 | 220 def action_transform(self): |
| 221 """Transform the fox""" | |
| 222 if not self.on_solid: | |
| 223 return | |
| 224 if 'shapeshift' not in self.the_world.fox.tails: | |
| 225 return | |
| 226 if self.shape == 'fox': | |
| 227 # Become human | |
| 228 if self.the_world.fox.has_fan: | |
|
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229 self.shape = 'human_with_fan' |
| 348 | 230 else: |
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231 self.shape = 'human' |
| 348 | 232 else: |
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233 self.shape = 'fox' |
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234 # Check the transformation is feasible |
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235 if self.set_image(): |
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236 # Transformation succeeded |
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237 self.the_world.fox.shape = self.shape |
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238 else: |
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239 # Back out of transformation |
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240 self.shape = self.the_world.fox.shape |
| 348 | 241 |
|
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242 def action_right(self): |
| 115 | 243 if self.facing != 'right': |
| 244 self.facing = 'right' | |
| 245 self.set_image() | |
| 348 | 246 if self.shape != 'fox': |
| 247 self.deltav((300.0, 0.0)) | |
| 248 elif self.sprinting > 0: | |
|
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249 self.sprinting = 1 # Flag so stopping works |
| 266 | 250 self.deltav((900.0, 0.0)) |
| 251 else: | |
| 252 self.deltav((450.0, 0.0)) | |
| 253 | |
|
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254 |
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255 def action_up(self): |
| 348 | 256 if self.on_solid and self.shape == 'fox': |
|
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257 self.deltav((0.0, -self.terminal_velocity[1])) |
|
152
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258 self.on_solid = False |
|
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259 |
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260 def action_down(self): |
|
273
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261 print self._touching_actionables |
|
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262 if self._touching_actionables: |
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263 self._touching_actionables[0].player_action(self) |
|
359
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264 elif self._me.item is not None and self.on_solid: |
|
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|
265 self.drop_item() |
|
273
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266 |
|
336
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267 def _bite_attack(self): |
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268 print 'ninja bite attack' |
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269 self.attacking = 2 |
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270 self._last_time = time.time() # Reset the animation clock |
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271 |
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272 def _fireball_attack(self): |
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273 print 'ninja fireball attack attack attack' |
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274 self.attacking = 2 |
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275 self._last_time = time.time() # Reset the animation clock |
|
355
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276 if self.facing == 'left': |
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277 pos = pygame.Rect(self.rect.midleft, (0, 0)) |
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278 else: |
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279 pos = pygame.Rect(self.rect.midright, (0, 0)) |
| 362 | 280 fireball = Fireball(pos, direction=self.facing, hits=Monster) |
|
346
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281 AddSpriteEvent.post(fireball) |
|
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282 |
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283 def _lightning_attack(self): |
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284 print 'thunderbolts and lightning' |
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285 self.attacking = 2 |
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diff
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286 self._last_time = time.time() # Reset the animation clock |
|
102
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287 |
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|
288 def action_fire1(self): |
|
336
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289 if "fireball" not in self._me.tails: |
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290 self._bite_attack() |
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291 else: |
|
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|
292 self._fireball_attack() |
|
102
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293 |
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294 def action_fire2(self): |
|
336
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295 if "lightning" not in self._me.tails: |
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296 self._bite_attack() |
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297 else: |
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298 self._lightning_attack() |
| 90 | 299 |
| 300 def _get_action(self): | |
|
204
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301 if self.attacking: |
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302 return 'attacking' |
|
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303 if (self.sprinting > 0) and self.running: |
| 266 | 304 return 'sprinting' |
| 90 | 305 if self.running: |
| 306 return 'running' | |
| 307 if self.jumping: | |
| 308 return 'jumpin' | |
| 309 return 'standing' | |
| 310 | |
|
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311 def _make_key(self, tails, action=None): |
| 348 | 312 if self.shape != 'fox': |
| 313 # special logic for human shapes | |
| 314 if self.running: | |
| 315 return '%s_running_%s' % (self.shape, self.facing) | |
| 316 else: | |
| 317 return '%s_standing_%s' % (self.shape, self.facing) | |
| 90 | 318 if action is None: |
| 319 action = self._get_action() | |
|
206
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320 if tails >= 4: |
| 90 | 321 tails = 4 |
|
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322 elif tails >= 2: |
| 90 | 323 tails = 2 |
| 324 return '%s %s %d' % (action, self.facing, tails) | |
| 325 | |
| 326 def _load_images(self): | |
| 158 | 327 for action in ['standing', 'running', 'jumping', 'attacking']: |
| 90 | 328 for tails in [0, 1, 2, 4]: |
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329 directory = 'sprites/kitsune_%s/kitsune_%s_%dtail' % (action, action, tails) |
| 90 | 330 for facing in ['left', 'right']: |
| 331 self.facing = facing | |
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332 key = self._make_key(tails, action) |
| 90 | 333 self._image_dict[key] = [] |
| 334 for image_file in get_files(directory): | |
| 335 if image_file.startswith('.'): | |
| 336 # Skip extra junk for now | |
| 337 continue | |
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338 image = load_image('%s/%s' % (directory, image_file)) |
| 266 | 339 if action == 'running': |
| 340 sprint_key = self._make_key(tails, 'sprinting') | |
| 341 if sprint_key not in self._image_dict: | |
| 342 self._image_dict[sprint_key] = [] | |
| 343 shockwave = load_image('sprites/kitsune_shockwave.png') | |
| 344 if facing == 'right': | |
| 345 shockwave = pygame.transform.flip(shockwave, True, False) | |
| 90 | 346 if facing == 'right': |
| 347 image = pygame.transform.flip(image, True, False) | |
| 348 self._image_dict[key].append(image) | |
| 266 | 349 if action == 'running': |
| 350 sprint_image = image.copy() | |
| 351 sprint_image.blit(shockwave, (0, 0)) | |
| 352 self._image_dict[sprint_key].append(sprint_image) | |
| 348 | 353 for shape, name in [('human', 'disguise_'), ('human_with_fan', 'disguise-fan_')]: |
| 354 directory = 'sprites/kitsune_disguise' | |
| 355 for facing in ['left', 'right']: | |
| 356 key = '%s_running_%s' % (shape, facing) | |
| 357 standing_key = '%s_standing_%s' % (shape, facing) | |
| 358 self._image_dict[key] = [] | |
| 359 for image_file in get_files(directory): | |
| 360 if name not in image_file: | |
| 361 continue | |
| 362 image = load_image('%s/%s' % (directory, image_file)) | |
| 363 if facing == 'right': | |
| 364 image = pygame.transform.flip(image, True, False) | |
| 365 self._image_dict[key].append(image) | |
| 366 self._image_dict[standing_key] = [self._image_dict[key][0]] | |
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367 |
|
359
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368 |
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369 def discard_item(self): |
| 335 | 370 self._me.item = None |
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371 |
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372 |
| 342 | 373 def get_tile_pos(self): |
| 374 return [a/b for a, b in zip(self.rect.center, TILE_SIZE)] | |
| 375 | |
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376 def get_tile_for_pos(self, pos): |
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377 return [a/b for a, b in zip(pos, TILE_SIZE)] |
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378 |
|
332
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379 def get_sprite(self, set_level): |
| 335 | 380 my_item = self._me.item |
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381 if my_item is None: |
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382 return None |
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383 world_item = getattr(self.the_world.items, my_item) |
|
332
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384 if set_level: |
| 335 | 385 world_item.level = self._me.level |
| 342 | 386 world_item.pos = self.get_tile_pos() |
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387 sprite_dict = world_item.copy() |
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388 sprite_dict.pop('level') |
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389 sprite_dict['name'] = my_item |
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390 sprite_dict['world'] = self.the_world |
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391 return find_sprite(sprite_dict, 'items') |
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392 |
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393 |
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394 def drop_item(self): |
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332
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395 sprite = self.get_sprite(True) |
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396 if sprite is None: |
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397 return |
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398 self.discard_item() |
|
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399 AddSpriteEvent.post(sprite) |
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400 |
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401 |
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402 def take_item(self, item): |
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403 self.take_item_by_name(item.name) |
| 314 | 404 # We create a scaled version of the image for the inventory display |
| 335 | 405 item.remove() |
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406 print "took", item |
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407 |
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408 |
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409 def make_inventory_image(self): |
|
332
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410 sprite = self.get_sprite(False) |
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411 if sprite is None: |
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412 self.inventory_image = None |
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413 image = sprite.image |
| 314 | 414 if image.get_width() > image.get_height(): |
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415 new_width = FoxHud.INVENTORY_SIZE |
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416 new_height = int(image.get_height() * (float(FoxHud.INVENTORY_SIZE) / image.get_width())) |
| 314 | 417 else: |
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418 new_height = FoxHud.INVENTORY_SIZE |
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419 new_width = int(image.get_width() * (float(FoxHud.INVENTORY_SIZE) / image.get_height())) |
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420 if image.get_width() <= FoxHud.INVENTORY_SIZE and image.get_height() <= FoxHud.INVENTORY_SIZE: |
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421 self.inventory_image = image |
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422 else: |
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423 self.inventory_image = pygame.transform.smoothscale(image, (new_width, new_height)) |
|
332
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424 sprite.kill() # ensure we don't leak into the scene at any point |
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425 |
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426 |
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427 def take_item_by_name(self, item_name): |
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428 self.drop_item() |
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429 getattr(self.the_world.items, item_name).level = "_limbo" |
| 335 | 430 self._me.item = item_name |
|
320
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431 self.make_inventory_image() |
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432 |
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433 |
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434 def has_item(self, item): |
| 335 | 435 return self._me.item == item |
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436 |
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437 |
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438 def add_actionable(self, actionable): |
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439 self._touching_actionables.append(actionable) |
| 335 | 440 |
| 340 | 441 |
| 335 | 442 def eat_aburage(self): |
| 443 self._me.tofu += 1 | |
| 340 | 444 |
| 445 | |
| 446 def collect_scroll(self, scroll): | |
| 447 self._me.scrolls.append(scroll.text) | |
| 448 |