/usr/lib/python2.7/dist-packages/rabbyt/sprites.py is in python-rabbyt 0.8.1-2.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 | from rabbyt._sprites import cBaseSprite, cSprite
from rabbyt.anims import anim_slot, swizzle, Animable
from rabbyt.primitives import Quad
class BaseSprite(cBaseSprite, Animable):
"""
``BaseSprite(...)``
This class provides some basic functionality for sprites:
* transformations (x, y, rot, scale)
* color (red, green, blue, alpha)
* bounding_radius (for collision detection)
``BaseSprite`` doesn't render anything itself You'll want to subclass it
and override either ``render()`` or ``render_after_transform()``.
You can pass any of the ``BaseSprite`` properties as keyword arguments.
(``x``, ``y``, ``xy``, etc.)
"""
x = anim_slot(default=0, index=0, doc="x coordinate of the sprite")
y = anim_slot(default=0, index=1, doc="y coordinate of the sprite")
rot = anim_slot(default=0, index=2, doc="rotation angle in degrees.")
red = anim_slot(default=1, index=3, doc="red color component")
green = anim_slot(default=1, index=4, doc="green color component")
blue = anim_slot(default=1, index=5, doc="blue color component")
alpha = anim_slot(default=1, index=6, doc="alpha color component")
scale_x = anim_slot(default=1, index=7, doc="x component of ``scale``")
scale_y = anim_slot(default=1, index=8, doc="y component of ``scale``")
xy = swizzle("x", "y")
rgb = swizzle("red", "green", "blue")
rgba = swizzle("red", "green", "blue", "alpha")
def _get_scale(self):
if self.scale_x == self.scale_y:
return self.scale_x
else:
return (self.scale_x, self.scale_y)
def _set_scale(self, s):
if hasattr(s, "__len__"):
self.scale_x, self.scale_y = s
else:
self.scale_x = self.scale_y = s
scale = property(_get_scale, _set_scale, doc=
"""
scale
``1.0`` is normal size; ``0.5`` is half size, ``2.0`` is double
size... you get the point.
You can scale the x and y axes independently by assigning a tuple with
a length of two.
""")
class Sprite(cSprite, BaseSprite):
"""
``Sprite(texture=None, shape=None, tex_shape=(0,1,1,0), ...)``
This class provides a basic, four point, textured sprite.
All arguments are optional.
``texture`` should be an image filename, a pyglet texture object, or
an OpenGL texture id. (See ``Sprite.texture`` for more information.)
If ``shape`` is not given it will default to the dimensions of the
texture if they are available. For more information on ``shape`` and
``tex_shape`` read the docstrings for ``Sprite.shape`` and
``Sprite.tex_shape``
Additionally, you can pass values for most of the properties as keyword
arguments. (``x``, ``y``, ``xy``, ``u``, ``v``, ``uv``, etc...)
"""
u = anim_slot(default=0, index=9, doc="texture offset")
v = anim_slot(default=0, index=10, doc="texture offset")
uv = swizzle("u", "v")
def __init__(self, texture=None, shape=None, tex_shape=None,
**kwargs):
BaseSprite.__init__(self)
self.red = self.green = self.blue = self.alpha = 1
self.x = self.y = 0
self.scale = 1
self.rot = 0
self.texture_id = -1
# If no shape or tex_shape was given, we want to have useful defaults
# in case the texture doesn't set them.
if shape is None:
s = 10.
self.shape = [s, s, -s, -s]
if tex_shape is None:
self.tex_shape = (0,1,1,0)
self.texture = texture
# If shape or tex_shape were given, we want them to override the
# values set when we set the texture.
if shape is not None:
self.shape = shape
if tex_shape is not None:
self.tex_shape = tex_shape
for name, value in kwargs.items():
if hasattr(self.__class__, name) and isinstance(
getattr(self.__class__, name),
(swizzle, anim_slot, property)):
setattr(self, name, value)
else:
raise ValueError("unexpected keyword argument %r" % name)
def _get_texture(self):
return self._tex_obj
def _set_texture(self, texture):
self._tex_obj = texture
tex_size = None
if isinstance(texture, basestring):
from rabbyt._rabbyt import load_texture_file_hook
res = load_texture_file_hook(texture)
if isinstance(res, tuple) and len(res) == 2:
self.texture_id, tex_size = res
else:
self.texture = res # Recursive
elif isinstance(texture, (int, long)):
self.texture_id = texture
elif hasattr(texture, "id"):
self.texture_id = texture.id
if hasattr(texture, "tex_coords"):
self.tex_shape = texture.tex_coords
self.uv = 0,0
elif hasattr(texture, "tex_shape"):
self.tex_shape = texture.tex_shape
if hasattr(texture, "width") and hasattr(texture, "height"):
tex_size = (texture.width, texture.height)
elif texture is None:
self.texture_id = 0
else:
raise ValueError("texture should be either an int or str.")
if tex_size:
w, h = tex_size
self.shape = [-w/2, h/2, w/2, -h/2]
texture = property(_get_texture, _set_texture, doc=
"""
``Sprite.texture``
The texture used for this sprite.
The value can be in a variety of formats:
If it's a string, it will be used as a filename to load the
texture.
If it's an integer, it will be used as an OpenGL texture id.
If it's an object with an ``id`` attribute, it will be treated
as a pyglet texture object. (The ``width``, ``height``, and
``tex_coords`` attributes will set the sprite's ``shape`` and
``tex_shape`` properties.)
""")
__docs_all__ = ["BaseSprite", "Sprite"]
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