add some code

managed_components/78__xiaozhi-fonts/font_emoji.py

@@ -0,0 +1,117 @@
+'''
+- Graphics Author: Copyright 2020 Twitter, Inc and other contributors
+- Graphics Source: https://github.com/twitter/twemoji
+- Graphics License: CC-BY 4.0 (https://creativecommons.org/licenses/by/4.0/)
+'''
+
+import requests
+import os
+import sys
+import argparse
+import cairosvg
+from LVGLImage import LVGLImage, ColorFormat, CompressMethod, OutputFormat
+
+# map to emoji
+emoji_mapping = {
+    "neutral": 0x1f636, # 😶
+    "happy": 0x1f642,    # 🙂
+    "laughing": 0x1f606, # 😆
+    "funny": 0x1f602,    # 😂
+    "sad": 0x1f614,      # 😔
+    "angry": 0x1f620,    # 😠
+    "crying": 0x1f62d,   # 😭
+    "loving": 0x1f60d,   # 😍
+    "embarrassed": 0x1f633, # 😳
+    "surprised": 0x1f62f,   # 😯
+    "shocked": 0x1f631,     # 😱
+    "thinking": 0x1f914,    # 🤔
+    "winking": 0x1f609,     # 😉
+    "cool": 0x1f60e,        # 😎
+    "relaxed": 0x1f60c,     # 😌
+    "delicious": 0x1f924,   # 🤤
+    "kissy": 0x1f618,       # 😘
+    "confident": 0x1f60f,   # 😏
+    "sleepy": 0x1f634,      # 😴
+    "silly": 0x1f61c,       # 😜
+    "confused": 0x1f644     # 🙄
+}
+
+
+# download emoji from https://raw.githubusercontent.com/twitter/twemoji/refs/heads/master/assets/svg/1f644.svg
+# to folder ./build
+def get_emoji_png(name, emoji_utf8, size):
+    if not os.path.exists("./build/emojis"):
+        os.makedirs("./build/emojis")
+    
+    # 检查SVG文件是否存在
+    svg_path = f"./build/emojis/{name}.svg"
+    if not os.path.exists(svg_path):
+        url = f"https://raw.githubusercontent.com/twitter/twemoji/refs/heads/master/assets/svg/{emoji_utf8}.svg"
+        response = requests.get(url)
+        with open(svg_path, "wb") as f:
+            f.write(response.content)
+    
+    if not os.path.exists(f"./build/emojis_{size}"):
+        os.makedirs(f"./build/emojis_{size}")
+    # 检查指定大小的PNG文件是否存在
+    png_path = f"./build/emojis_{size}/{name}.png"
+    if not os.path.exists(png_path):
+        # 使用cairosvg转换SVG到PNG
+        cairosvg.svg2png(
+            url=svg_path,
+            write_to=png_path,
+            output_width=size,
+            output_height=size
+        )
+    
+    return png_path
+
+def parse_arguments():
+    parser = argparse.ArgumentParser(description='Emoji font converter utility')
+    parser.add_argument('--size', type=int, default=32, help='Emoji size in pixels (default: 32)')
+    parser.add_argument('--type', choices=['png', 'lvgl'], default='png', help='Output type: png or lvgl')
+    parser.add_argument('--cf', 
+                       choices=['I1', 'I2', 'I4', 'I8', 'ARGB8888', 'RGB565A8'],
+                       default='RGB565A8',
+                       help='Color format for LVGL output (default: RGB565A8)')
+    parser.add_argument('--compress',
+                       choices=['NONE', 'RLE', 'LZ4'],
+                       default='NONE',
+                       help='Compression method for LVGL output (default: NONE)')
+    return parser.parse_args()
+
+def generate_lvgl_image(png_path, cf_str, compress_str):
+    cf = ColorFormat[cf_str]
+    compress = CompressMethod[compress_str]
+    img = LVGLImage().from_png(png_path, cf=cf)
+    
+    # 生成 C 文件
+    c_path = png_path.replace('.png', '.c')
+    img.to_c_array(c_path, compress=compress)
+    
+    # 生成 bin 文件
+    bin_path = png_path.replace('.png', '.bin')
+    img.to_bin(bin_path, compress=compress)
+    
+    return c_path, bin_path
+
+def main():
+    args = parse_arguments()
+    
+    # 处理每个表情符号
+    for name, code in emoji_mapping.items():
+        # 将十六进制代码转换为字符串格式
+        emoji_utf8 = format(code, 'x')
+        
+        # 获取或下载 PNG 文件
+        png_path = get_emoji_png(name, emoji_utf8, args.size)
+        
+        if args.type == 'lvgl':
+            # 生成 LVGL 图像文件
+            c_path, bin_path = generate_lvgl_image(png_path, args.cf, args.compress)
+            print(f"Generated LVGL files for {name}: {c_path}, {bin_path}")
+        else:
+            print(f"Generated PNG file for {name}: {png_path}")
+
+if __name__ == "__main__":
+    sys.exit(main())