Mercurial > skaapsteker
annotate skaapsteker/sprites/player.py @ 346:077f43eb4145
Hook up smaller fireball images. Set fireball facing.
| author | Simon Cross <hodgestar@gmail.com> |
|---|---|
| date | Sat, 09 Apr 2011 13:30:26 +0200 |
| parents | 8f578fe33fe7 |
| children | 7d4738347a9c |
| 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 |
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6 from ..sprites.base import find_sprite, TILE_SIZE, PC_LAYER, MONSTER_LAYER |
| 342 | 7 from ..sprites.projectiles import Fireball |
| 248 | 8 from ..physics import Sprite |
| 9 from ..constants import Layers | |
| 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 |
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17 collides_with = set([MONSTER_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 | |
| 39 self._load_images() | |
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40 self.inventory_image = None |
| 90 | 41 # We muck with these in load for convience, so ensure they're right |
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42 self.the_world = the_world |
| 335 | 43 self._me = the_world.fox |
| 90 | 44 self.set_facing('left') |
| 45 self.set_image() | |
| 46 self.set_pos((0, 0)) | |
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47 self._collisions_seen = 0 |
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48 self._last_collide = [] |
| 90 | 49 self._layer = Layers.PLAYER |
| 50 | |
| 51 def set_image(self): | |
| 335 | 52 key = self._make_key(len(self._me.tails)) |
| 120 | 53 images = self._image_dict[key] |
| 54 if self._animation_frame >= len(images): | |
| 55 self._animation_frame = 0.0 | |
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56 if self.rect: |
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57 cur_pos = self.collide_rect.midbottom |
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58 else: |
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59 cur_pos = (0, 0) |
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60 # TODO: can save a lot of calculation here by caching collision rects |
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61 cand_image = images[int(self._animation_frame)] |
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62 cand_collide_rect = cand_image.get_bounding_rect(1).inflate(-2,-2) |
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63 cand_rect = cand_image.get_rect() |
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64 cand_rect_offset = cand_rect.centerx - cand_collide_rect.centerx, cand_rect.bottom - cand_collide_rect.bottom |
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65 cand_rect.midbottom = cur_pos[0] + cand_rect_offset[0], cur_pos[1] + cand_rect_offset[1] |
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66 cand_collide_rect.midbottom = cur_pos |
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67 # We always allow the attacking animation frames |
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68 if not self.check_collide_rect(cand_collide_rect, cand_rect, cand_image) and not self.attacking: |
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69 return |
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70 self.image = cand_image |
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71 self.collide_rect = cand_collide_rect |
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72 self.rect = cand_rect |
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73 self.rect_offset = cand_rect_offset |
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74 self.init_pos() |
| 90 | 75 |
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76 def update(self): |
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77 self._touching_actionables = [] |
| 120 | 78 v_x, v_y = self.velocity |
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79 # Never animate slower than !7 fps, never faster than ~15 fps |
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80 if self.attacking > 0: |
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81 if self._last_time: |
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82 if time.time() - self._last_time > 0.15: |
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83 self._animation_frame += 1 |
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84 self.attacking -= 1 |
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85 self._last_time = time.time() |
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86 else: |
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87 self._last_time = time.time() |
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88 else: |
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89 old_frame = self._animation_frame |
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90 self._animation_frame += abs(v_x) / 300 |
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91 time_diff = time.time() - self._last_time |
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92 if int(self._animation_frame) - int(old_frame) > 0: |
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93 # Check time diff |
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94 if time_diff < 0.10: |
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95 # Delay animation frame jump |
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96 self._animation_frame -= abs(v_x) / 300 |
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97 else: |
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98 self._last_time = time.time() |
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99 elif time_diff > 0.20: |
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100 # Force animation frame jump |
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101 self._animation_frame = old_frame + 1 |
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102 self._last_time = time.time() |
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103 if self.sprinting > 0: |
| 266 | 104 if (time.time() - self._sprint_start_time) > self._max_sprint_time: |
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105 self.sprinting = 0 |
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106 if abs(v_x) < 80: |
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107 # Clamp when we're not moving at least 5 pixel / s |
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108 self.velocity = (0, v_y) |
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109 if self.sprinting == 1: |
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110 self.sprinting = 0 |
| 160 | 111 self.running = not self.on_solid # if you're not on something you can't stand |
| 120 | 112 else: |
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113 self.velocity = (0, v_y) # Standard platformer physics |
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114 if self.sprinting > 0: |
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115 self.sprinting = 1 |
| 120 | 116 self.running = True |
| 117 self.set_image() | |
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118 if self._collisions_seen > 2 * len(self._last_collide): |
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119 # Can we find a position "nearby" that reduces the collision |
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120 # surface |
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121 best_move = (0, 0) |
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122 clip_area = 0 |
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123 for obj in self._last_collide[:]: |
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124 if not obj.collide_rect.colliderect(self.collide_rect): |
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125 # Prune stale objects from the list |
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126 self._last_collide.remove(obj) |
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127 continue |
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128 clip = obj.collide_rect.clip(self.collide_rect) |
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129 clip_area += clip.width * clip.height |
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130 if (obj.floor or obj.block) and \ |
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131 clip.width > TILE_SIZE[0] / 2 and \ |
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132 self.collide_rect.bottom < obj.collide_rect.top + TILE_SIZE[1] / 3: |
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133 delta = self.rect.bottom - self.collide_rect.bottom |
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134 self.collide_rect.bottom = obj.collide_rect.top - 1 |
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135 self.rect.bottom = self.collide_rect.bottom + delta |
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136 self.init_pos() |
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137 return # Jump out of this case |
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138 min_area = clip_area |
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139 for attempt in [(0, 2), (2, 0), (-2, 0), (2, 2), (-2, 2)]: |
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140 clip_area = 0 |
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141 for obj in self._last_collide: |
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142 cand_rect = self.collide_rect.move(attempt) |
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143 clip = obj.collide_rect.clip(cand_rect) |
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144 clip_area += clip.width * clip.height |
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145 if clip_area < min_area: |
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146 min_area = clip_area |
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147 best_move = attempt |
|
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148 elif clip_area == min_area and attempt[1] > best_move[1]: |
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149 # Of equal choices, prefer that which moves us downwards |
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150 best_move = attempt |
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151 self.collide_rect.move_ip(best_move) |
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152 self.rect.move_ip(best_move) |
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153 self.init_pos() |
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154 self._last_collide = [] |
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155 self._collisions_seen = 0 |
|
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156 |
| 90 | 157 def set_facing(self, new_facing): |
| 158 self.facing = new_facing | |
| 159 | |
|
149
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160 def collided(self, other): |
| 210 | 161 if self.attacking and hasattr(other, 'damage'): |
| 162 # FIXME: Check if we're facing the right way | |
| 163 other.damage(5) | |
|
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164 if other not in self._last_collide and (other.floor or other.block): |
|
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165 self._last_collide.append(other) |
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166 self._collide_pos = self.collide_rect.midbottom |
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167 self._collisions_seen = 0 |
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168 elif other in self._last_collide: |
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169 self._collisions_seen += 1 |
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170 if hasattr(other, 'collided_player'): |
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171 other.collided_player(self) |
| 335 | 172 print 'Health', self._me.cur_health |
|
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173 |
| 209 | 174 |
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175 def damage(self, damage): |
| 335 | 176 self._me.cur_health -= damage |
| 263 | 177 self._soundsystem.play_sound('yelp') |
| 335 | 178 if self._me.cur_health <= 0: |
|
244
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179 PlayerDied.post() |
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180 |
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181 def restore(self): |
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182 """Restore player to max health (for restarting levels, etc.)""" |
| 335 | 183 self._me.cur_health = self._me.max_health |
|
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184 |
| 90 | 185 def set_pos(self, pos): |
|
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186 self.rect.midbottom = pos[0] * TILE_SIZE[0] + self.rect_offset[0], (pos[1] + 1) * TILE_SIZE[1] + self.rect_offset[1] |
| 272 | 187 self.collide_rect.midbottom = pos[0] * TILE_SIZE[0], (pos[1] + 1) * TILE_SIZE[1] |
| 90 | 188 |
|
102
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189 def action_left(self): |
| 115 | 190 if self.facing != 'left': |
| 191 self.facing = 'left' | |
| 192 self.set_image() | |
|
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193 if self.sprinting > 0: |
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194 self.sprinting = 1 |
| 266 | 195 self.deltav((-900.0, 0.0)) |
| 196 else: | |
| 197 self.deltav((-450.0, 0.0)) | |
| 198 | |
| 199 def action_double_left(self): | |
| 200 # FIXME: Tie this to the tails | |
|
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201 if self.sprinting > 0: |
| 266 | 202 return |
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203 self.sprinting = 2 |
| 266 | 204 self._sprint_start_time = time.time() |
| 205 | |
| 206 def action_double_right(self): | |
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207 if self.sprinting > 0: |
| 266 | 208 return |
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209 self.sprinting = 2 |
| 266 | 210 self._sprint_start_time = time.time() |
| 90 | 211 |
|
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212 def action_double_up(self): |
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213 pass |
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214 |
|
102
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215 def action_right(self): |
| 115 | 216 if self.facing != 'right': |
| 217 self.facing = 'right' | |
| 218 self.set_image() | |
|
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219 if self.sprinting > 0: |
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220 self.sprinting = 1 # Flag so stopping works |
| 266 | 221 self.deltav((900.0, 0.0)) |
| 222 else: | |
| 223 self.deltav((450.0, 0.0)) | |
| 224 | |
|
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225 |
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226 def action_up(self): |
|
152
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227 if self.on_solid: |
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228 self.deltav((0.0, -self.terminal_velocity[1])) |
|
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229 self.on_solid = False |
|
102
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230 |
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231 def action_down(self): |
|
273
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232 print self._touching_actionables |
|
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233 if self._touching_actionables: |
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234 self._touching_actionables[0].player_action(self) |
| 335 | 235 elif self._me.item is not None: |
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236 self.drop_item() |
|
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237 |
|
336
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238 def _bite_attack(self): |
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239 print 'ninja bite attack' |
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240 self.attacking = 2 |
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241 self._last_time = time.time() # Reset the animation clock |
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242 |
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243 def _fireball_attack(self): |
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244 print 'ninja fireball attack attack attack' |
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245 self.attacking = 2 |
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246 self._last_time = time.time() # Reset the animation clock |
|
346
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247 fireball = Fireball(self.get_tile_pos()) |
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248 fireball.facing = self.facing |
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249 AddSpriteEvent.post(fireball) |
|
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250 |
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251 def _lightning_attack(self): |
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252 print 'thunderbolts and lightning' |
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253 self.attacking = 2 |
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254 self._last_time = time.time() # Reset the animation clock |
|
102
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255 |
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256 def action_fire1(self): |
|
336
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257 if "fireball" not in self._me.tails: |
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258 self._bite_attack() |
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259 else: |
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260 self._fireball_attack() |
|
102
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261 |
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262 def action_fire2(self): |
|
336
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263 if "lightning" not in self._me.tails: |
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264 self._bite_attack() |
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265 else: |
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266 self._lightning_attack() |
| 90 | 267 |
| 268 def _get_action(self): | |
|
204
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269 if self.attacking: |
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270 return 'attacking' |
|
269
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271 if (self.sprinting > 0) and self.running: |
| 266 | 272 return 'sprinting' |
| 90 | 273 if self.running: |
| 274 return 'running' | |
| 275 if self.jumping: | |
| 276 return 'jumpin' | |
| 277 return 'standing' | |
| 278 | |
|
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279 def _make_key(self, tails, action=None): |
| 90 | 280 if action is None: |
| 281 action = self._get_action() | |
|
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282 if tails >= 4: |
| 90 | 283 tails = 4 |
|
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284 elif tails >= 2: |
| 90 | 285 tails = 2 |
| 286 return '%s %s %d' % (action, self.facing, tails) | |
| 287 | |
| 288 def _load_images(self): | |
| 158 | 289 for action in ['standing', 'running', 'jumping', 'attacking']: |
| 90 | 290 for tails in [0, 1, 2, 4]: |
|
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291 directory = 'sprites/kitsune_%s/kitsune_%s_%dtail' % (action, action, tails) |
| 90 | 292 for facing in ['left', 'right']: |
| 293 self.facing = facing | |
|
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294 key = self._make_key(tails, action) |
| 90 | 295 self._image_dict[key] = [] |
| 296 for image_file in get_files(directory): | |
| 297 if image_file.startswith('.'): | |
| 298 # Skip extra junk for now | |
| 299 continue | |
|
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300 image = load_image('%s/%s' % (directory, image_file)) |
| 266 | 301 if action == 'running': |
| 302 sprint_key = self._make_key(tails, 'sprinting') | |
| 303 if sprint_key not in self._image_dict: | |
| 304 self._image_dict[sprint_key] = [] | |
| 305 shockwave = load_image('sprites/kitsune_shockwave.png') | |
| 306 if facing == 'right': | |
| 307 shockwave = pygame.transform.flip(shockwave, True, False) | |
| 90 | 308 if facing == 'right': |
| 309 image = pygame.transform.flip(image, True, False) | |
| 310 self._image_dict[key].append(image) | |
| 266 | 311 if action == 'running': |
| 312 sprint_image = image.copy() | |
| 313 sprint_image.blit(shockwave, (0, 0)) | |
| 314 self._image_dict[sprint_key].append(sprint_image) | |
| 209 | 315 |
| 316 | |
|
296
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317 |
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318 def discard_item(self): |
| 335 | 319 self._me.item = None |
|
296
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320 |
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321 |
| 342 | 322 def get_tile_pos(self): |
| 323 return [a/b for a, b in zip(self.rect.center, TILE_SIZE)] | |
| 324 | |
|
332
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325 def get_sprite(self, set_level): |
| 335 | 326 my_item = self._me.item |
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327 if my_item is None: |
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328 return None |
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329 world_item = getattr(self.the_world.items, my_item) |
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332
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330 if set_level: |
| 335 | 331 world_item.level = self._me.level |
| 342 | 332 world_item.pos = self.get_tile_pos() |
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333 sprite_dict = world_item.copy() |
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334 sprite_dict.pop('level') |
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335 sprite_dict['name'] = my_item |
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336 sprite_dict['world'] = self.the_world |
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337 return find_sprite(sprite_dict, 'items') |
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338 |
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339 |
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340 def drop_item(self): |
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341 sprite = self.get_sprite(True) |
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342 if sprite is None: |
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343 return |
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344 self.discard_item() |
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339
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345 AddSpriteEvent.post(sprite) |
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346 |
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347 |
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348 def take_item(self, item): |
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349 self.take_item_by_name(item.name) |
| 314 | 350 # We create a scaled version of the image for the inventory display |
| 335 | 351 item.remove() |
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352 print "took", item |
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353 |
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354 |
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355 def make_inventory_image(self): |
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356 sprite = self.get_sprite(False) |
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357 if sprite is None: |
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358 self.inventory_image = None |
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359 image = sprite.image |
| 314 | 360 if image.get_width() > image.get_height(): |
| 361 new_width = 48 | |
| 362 new_height = int(image.get_height() * (48.0 / image.get_width())) | |
| 363 else: | |
| 364 new_height = 48 | |
| 365 new_width = int(image.get_width() * (48.0 / image.get_height())) | |
| 366 self.inventory_image = pygame.transform.scale(image, (new_width, new_height)) | |
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367 sprite.kill() # ensure we don't leak into the scene at any point |
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368 |
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369 |
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370 def take_item_by_name(self, item_name): |
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371 self.drop_item() |
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372 getattr(self.the_world.items, item_name).level = "_limbo" |
| 335 | 373 self._me.item = item_name |
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374 self.make_inventory_image() |
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375 |
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376 |
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377 def has_item(self, item): |
| 335 | 378 return self._me.item == item |
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379 |
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380 |
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381 def add_actionable(self, actionable): |
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382 self._touching_actionables.append(actionable) |
| 335 | 383 |
| 340 | 384 |
| 335 | 385 def eat_aburage(self): |
| 386 self._me.tofu += 1 | |
| 340 | 387 |
| 388 | |
| 389 def collect_scroll(self, scroll): | |
| 390 self._me.scrolls.append(scroll.text) | |
| 391 |