X-Git-Url: https://git.ctpug.org.za/?a=blobdiff_plain;f=tabakrolletjie%2Flights.py;h=27f349e65ec5c586738acdcaad946bd020ee6fa7;hb=693cbe7873f08eaa96ec6a0edd8bba08870307bf;hp=fef2b44d2133e32c2f43d2e1366ad00101e8559e;hpb=e544ee168243127f9d6b6ef4379775dacc3e1079;p=tabakrolletjie.git

diff --git a/tabakrolletjie/lights.py b/tabakrolletjie/lights.py
index fef2b44..27f349e 100644
--- a/tabakrolletjie/lights.py
+++ b/tabakrolletjie/lights.py
@@ -9,12 +9,13 @@ import pygame.display
 import pygame.draw
 import pygame.locals as pgl
 import pygame.rect
+import pygame.transform
 
 from .constants import LIGHT_CATEGORY, FITTINGS_CATEGORY, COLOURS
 from .rays import RayPolyManager
 from .utils import DetailedTimer
 from .loader import loader
-from .transforms import Multiply, MultiplyImage
+from .transforms import ColourWedges
 
 LIGHT_FILTER = pymunk.ShapeFilter(
     mask=pymunk.ShapeFilter.ALL_MASKS ^ (
@@ -101,6 +102,11 @@ class LightManager(object):
             light.tick()
 
 
+def light_fitting_by_type(light_type):
+    """ Render a light fitting image for a light type. """
+    return BaseLight.find_cls(light_type).FITTING_IMG
+
+
 class BaseLight(object):
     """ Common light functionality. """
 
@@ -139,10 +145,15 @@ class BaseLight(object):
     def load(cls, config):
         kw = config.copy()
         light_type = kw.pop("type")
+        light_class = cls.find_cls(light_type)
+        return light_class(**kw)
+
+    @classmethod
+    def find_cls(cls, light_type):
         [light_class] = [
             c for c in cls.__subclasses__()
             if c.__name__.lower() == light_type]
-        return light_class(**kw)
+        return light_class
 
     def add(self, space):
         if self.body.space is not None:
@@ -206,30 +217,9 @@ class BaseLight(object):
 
     def fitting_image(self):
         if self._fitting_image is None:
-            fitting_colours = [COLOURS[c] for c in self.colour_cycle]
-            ncolour = len(fitting_colours)
-            if ncolour > 3:
-                print "Multicoloured light should not have more than 3 colours"
-                ncolour = 3
-
-            if ncolour == 1:
-                self._fitting_image = loader.load_image(
-                    "48", self.FITTING_IMG,
-                    transform=Multiply(colour=fitting_colours[0]))
-            else:
-                if self._colour_mult_image is None:
-                    self._colour_mult_image = pygame.surface.Surface((48, 48))
-
-                    for i in range(ncolour):
-                        sector = loader.load_image(
-                            "48", "light_mask_%d_%d.png" % (ncolour, i + 1),
-                            transform=Multiply(colour=fitting_colours[i]))
-                        self._colour_mult_image.blit(sector, (0, 0), None, 0)
-
-                self._fitting_image = loader.load_image(
-                    "48", self.FITTING_IMG,
-                    transform=MultiplyImage(image=self._colour_mult_image))
-
+            self._fitting_image = loader.load_image(
+                "48", self.FITTING_IMG,
+                transform=ColourWedges(colours=self.colour_cycle))
         return self._fitting_image
 
     def invalidate_fitting_image(self):
@@ -258,7 +248,6 @@ class BaseLight(object):
         else:
             self.colour = self.colour_cycle[self.colour_pos]
             self.on = True
-        self.invalidate_fitting_image()
 
     def tick(self):
         pass
@@ -312,6 +301,17 @@ class SpotLight(BaseLight):
         self.angular_velocity = kw.pop("angular_velocity", None)
         super(SpotLight, self).__init__(**kw)
 
+    def fitting_image(self):
+        fitting_image = super(SpotLight, self).fitting_image()
+        rot_fitting_image = pygame.transform.rotozoom(
+            fitting_image, self.ray_manager.direction - 90, 1)
+
+        rot_rect = fitting_image.get_rect().copy()
+        rot_rect.center = rot_fitting_image.get_rect().center
+        rot_fitting_image = rot_fitting_image.subsurface(rot_rect).copy()
+
+        return rot_fitting_image
+
     def tick(self):
         if self.angular_velocity:
             self.ray_manager.direction -= self.angular_velocity