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annotate pytouhou/ui/sdl/texture.pyx @ 792:11bc22bad1bf

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python: Replace the image crate with png We weren’t using any of its features anyway, so the png crate is exactly what we need, without the many heavy dependencies of image. https://github.com/image-rs/image-png/pull/670 will eventually make it even faster to build.
author Link Mauve <linkmauve@linkmauve.fr>
date Sat, 17 Jan 2026 22:22:25 +0100
parents 7e940ebeb5fd
children
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1 # -*- encoding: utf-8 -*-
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2 ##
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3 ## Copyright (C) 2011 Thibaut Girka <thib@sitedethib.com>
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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.lib.sdl cimport create_rgba_surface
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16 from pytouhou.lib.sdl import SDLError
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17 from pytouhou.game.text cimport NativeText
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18
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19 import os
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20
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21 from pytouhou.utils.helpers import get_logger
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22 logger = get_logger(__name__)
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25 cdef class TextureManager:
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26 def __init__(self, loader, window):
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27 self.loader = loader
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28 self.window = window
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29
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31 cdef bint load(self, dict anms) except True:
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32 for anm in sorted(anms.values(), key=is_ascii):
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33 for entry in anm:
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34 if entry.texture is None:
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35 texture = decode_png(self.loader, entry.first_name, entry.secondary_name)
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36 #elif not isinstance(entry.texture, self.texture_class):
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37 # texture = entry.texture
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38 entry.texture = self.load_texture(texture)
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39 anms.clear()
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40
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41
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42 cdef load_texture(self, Surface surface):
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43 return self.window.create_texture_from_surface(surface)
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45
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46 def is_ascii(anm):
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47 return anm[0].first_name.endswith('ascii.png')
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48
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49
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50 cdef class FontManager:
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51 def __init__(self, fontname, fontsize=16, window=None):
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52 self.font = Font(fontname, fontsize)
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53 self.window = window
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56 cdef bint load(self, dict labels) except True:
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57 cdef NativeText label
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58
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59 for i, label in labels.items():
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60 if label.texture is None:
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61 try:
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62 surface = self.font.render(label.text)
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63 except SDLError as e:
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64 logger.error(u'Rendering of label “%s” failed: %s', label.text, e)
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65 del labels[i] # Prevents it from retrying to render.
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66 continue
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67
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68 label.width, label.height = surface.surface.w, surface.surface.h
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69
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70 if label.align == 'center':
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71 label.x -= label.width // 2
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72 elif label.align == 'right':
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73 label.x -= label.width
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74 else:
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75 assert label.align == 'left'
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76
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77 label.texture = self.window.create_texture_from_surface(surface)
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80 cdef Surface decode_png(loader, first_name, secondary_name):
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81 if secondary_name:
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82 image = loader.get_image_with_alpha(first_name, secondary_name)
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83 else:
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84 image = loader.get_image(first_name)
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85 width, height = image.dimensions
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86 return create_rgba_surface(image.pixels, width, height)