185 lines
7.2 KiB
Python
185 lines
7.2 KiB
Python
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#!/usr/bin/env python3
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import logging
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import argparse
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import subprocess
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import io
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import os
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import sys
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ICONS_SUPPORTED_FORMATS = ["png"]
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ICONS_TEMPLATE_H_HEADER = """#pragma once
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#include <gui/icon.h>
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typedef enum {
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"""
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ICONS_TEMPLATE_H_ICON_NAME = "\t{name},\n"
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ICONS_TEMPLATE_H_FOOTER = """} IconName;
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Icon * assets_icons_get(IconName name);
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"""
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ICONS_TEMPLATE_C_HEADER = """#include \"assets_icons.h\"
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#include <gui/icon_i.h>
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"""
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ICONS_TEMPLATE_C_FRAME = "const uint8_t {name}[] = {data};\n"
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ICONS_TEMPLATE_C_DATA = "const uint8_t *{name}[] = {data};\n"
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ICONS_TEMPLATE_C_ICONS_ARRAY_START = "const IconData icons[] = {\n"
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ICONS_TEMPLATE_C_ICONS_ITEM = "\t{{ .width={width}, .height={height}, .frame_count={frame_count}, .frame_rate={frame_rate}, .frames=_{name} }},\n"
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ICONS_TEMPLATE_C_ICONS_ARRAY_END = "};"
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ICONS_TEMPLATE_C_FOOTER = """
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Icon * assets_icons_get(IconName name) {
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return icon_alloc(&icons[name]);
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}
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"""
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class Assets:
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def __init__(self):
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# command args
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self.parser = argparse.ArgumentParser()
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self.parser.add_argument("-d", "--debug", action="store_true", help="Debug")
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self.subparsers = self.parser.add_subparsers(help="sub-command help")
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self.parser_icons = self.subparsers.add_parser(
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"icons", help="Process icons and build icon registry"
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)
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self.parser_icons.add_argument(
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"-s", "--source-directory", help="Source directory"
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)
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self.parser_icons.add_argument(
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"-o", "--output-directory", help="Output directory"
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)
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self.parser_icons.set_defaults(func=self.icons)
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# logging
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self.logger = logging.getLogger()
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def __call__(self):
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self.args = self.parser.parse_args()
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if "func" not in self.args:
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self.parser.error("Choose something to do")
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# configure log output
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self.log_level = logging.DEBUG if self.args.debug else logging.INFO
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self.logger.setLevel(self.log_level)
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self.handler = logging.StreamHandler(sys.stdout)
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self.handler.setLevel(self.log_level)
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self.formatter = logging.Formatter("%(asctime)s [%(levelname)s] %(message)s")
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self.handler.setFormatter(self.formatter)
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self.logger.addHandler(self.handler)
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# execute requested function
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self.args.func()
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def icons(self):
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self.logger.debug(f"Converting icons")
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icons_c = open(os.path.join(self.args.output_directory, "assets_icons.c"), "w")
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icons_c.write(ICONS_TEMPLATE_C_HEADER)
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icons = []
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# Traverse icons tree, append image data to source file
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for dirpath, dirnames, filenames in os.walk(self.args.source_directory):
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self.logger.debug(f"Processing directory {dirpath}")
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if not filenames:
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continue
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if "frame_rate" in filenames:
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self.logger.debug(f"Folder contatins animation")
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icon_name = "A_" + os.path.split(dirpath)[1].replace("-", "_")
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width = height = None
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frame_count = 0
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frame_rate = 0
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frame_names = []
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for filename in sorted(filenames):
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fullfilename = os.path.join(dirpath, filename)
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if filename == "frame_rate":
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frame_rate = int(open(fullfilename, "r").read().strip())
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continue
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elif not self.iconIsSupported(filename):
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continue
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self.logger.debug(f"Processing animation frame {filename}")
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temp_width, temp_height, data = self.icon2header(fullfilename)
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if width is None:
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width = temp_width
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if height is None:
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height = temp_height
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assert width == temp_width
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assert height == temp_height
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frame_name = f"_{icon_name}_{frame_count}"
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frame_names.append(frame_name)
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icons_c.write(
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ICONS_TEMPLATE_C_FRAME.format(name=frame_name, data=data)
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)
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frame_count += 1
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assert frame_rate > 0
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assert frame_count > 0
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icons_c.write(
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ICONS_TEMPLATE_C_DATA.format(
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name=f"_{icon_name}", data=f'{{{",".join(frame_names)}}}'
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)
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)
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icons_c.write("\n")
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icons.append((icon_name, width, height, frame_rate, frame_count))
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else:
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# process icons
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for filename in filenames:
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if not self.iconIsSupported(filename):
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continue
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self.logger.debug(f"Processing icon {filename}")
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icon_name = "I_" + "_".join(filename.split(".")[:-1]).replace(
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"-", "_"
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)
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fullfilename = os.path.join(dirpath, filename)
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width, height, data = self.icon2header(fullfilename)
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frame_name = f"_{icon_name}_0"
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icons_c.write(
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ICONS_TEMPLATE_C_FRAME.format(name=frame_name, data=data)
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)
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icons_c.write(
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ICONS_TEMPLATE_C_DATA.format(
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name=f"_{icon_name}", data=f"{{{frame_name}}}"
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)
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)
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icons_c.write("\n")
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icons.append((icon_name, width, height, 0, 1))
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# Create array of images:
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self.logger.debug(f"Finalizing source file")
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icons_c.write(ICONS_TEMPLATE_C_ICONS_ARRAY_START)
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for name, width, height, frame_rate, frame_count in icons:
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icons_c.write(
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ICONS_TEMPLATE_C_ICONS_ITEM.format(
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name=name,
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width=width,
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height=height,
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frame_rate=frame_rate,
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frame_count=frame_count,
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)
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)
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icons_c.write(ICONS_TEMPLATE_C_ICONS_ARRAY_END)
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icons_c.write(ICONS_TEMPLATE_C_FOOTER)
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icons_c.write("\n")
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# Create Header
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self.logger.debug(f"Creating header")
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icons_h = open(os.path.join(self.args.output_directory, "assets_icons.h"), "w")
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icons_h.write(ICONS_TEMPLATE_H_HEADER)
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for name, width, height, frame_rate, frame_count in icons:
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icons_h.write(ICONS_TEMPLATE_H_ICON_NAME.format(name=name))
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icons_h.write(ICONS_TEMPLATE_H_FOOTER)
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self.logger.debug(f"Done")
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def icon2header(self, file):
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output = subprocess.check_output(["convert", file, "xbm:-"])
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assert output
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f = io.StringIO(output.decode().strip())
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width = int(f.readline().strip().split(" ")[2])
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height = int(f.readline().strip().split(" ")[2])
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data = f.read().strip().replace("\n", "").replace(" ", "").split("=")[1][:-1]
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return width, height, data
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def iconIsSupported(self, filename):
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extension = filename.lower().split(".")[-1]
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return extension in ICONS_SUPPORTED_FORMATS
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if __name__ == "__main__":
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Assets()()
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