61 lines
2.1 KiB
Python
61 lines
2.1 KiB
Python
import re
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import os
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from gi.repository import GdkPixbuf
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try:
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from PIL import Image as PImage
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except ImportError as err:
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print('PIL imaging library is not installed')
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from cv_engine.util import EngineConfig
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class GTKUtilities:
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""" Access to image caches and utilities for use in the GTK application """
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# Loaded mana symbols Format: {'B': GDKPixbuf, '3': GDKPixbuf}
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mana_icons = {}
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# Cache for combined mana cost icons
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precon_icon_cache = {}
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@staticmethod
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def get_mana_icons(mana_string):
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""" Return the combined mana symbols for a mana string
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:param mana_string: String in the format '{3}{U}{B}'
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:return: GdkPixbuf containing the combined symbols
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"""
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if not mana_string:
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return
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icon_list = re.findall("{(.*?)}", mana_string.replace("/", "-"))
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icon_name = "_".join(icon_list)
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try:
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icon = GTKUtilities.precon_icon_cache[icon_name]
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except KeyError:
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icon = GTKUtilities.create_mana_icons(mana_string)
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GTKUtilities.precon_icon_cache[icon_name] = icon
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return icon
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@staticmethod
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def create_mana_icons(mana_string):
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# Convert the string to a List
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glyphs = re.findall("{(.*?)}", mana_string)
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if len(glyphs) == 0:
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return
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# Compute horizontal size for the final image
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size = len(glyphs) * 105
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image = PImage.new("RGBA", (size, 105))
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for icon in glyphs:
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x_pos = glyphs.index(icon) * 105
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try:
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loaded = GTKUtilities.mana_icons[icon]
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except KeyError:
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return
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image.paste(loaded, (x_pos, 0))
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# Save pre build icon file
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path = os.path.join(EngineConfig.icon_cache_path, "_".join(glyphs) + ".png")
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image.save(path)
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try:
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pixbuf = GdkPixbuf.Pixbuf.new_from_file(path)
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pixbuf = pixbuf.scale_simple(image.width / 5, image.height / 5, GdkPixbuf.InterpType.HYPER)
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except Exception as err:
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print(err)
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return
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return pixbuf |