基于Github的makemeahanzi项目开发,项目地址:https://www.skishore.me/makemeahanzi/
笔顺图及书写动画实现
里面提供了9574个汉字的SVG笔顺内容和gif动画。根据这里数据,实现了汉字的笔顺图和笔顺书写gif图,现将程序分享出来,有兴趣的朋友可以进行有趣的扩展。
以“愛”字为例,它是以汉字的十进制编码命名,有两种格式,双击打开svg文件
# 读取svgs生成笔顺图.py import os import json import xml.etree.ElementTree as ET import 获取笔顺 from concurrent.futures import ThreadPoolExecutor def process_svg(svg, path, index, total_num): """处理单个SVG文件的函数""" try: char_number = svg.split('-')[0] dec_num = int(char_number) char = chr(dec_num) # 转汉字 svg_path = os.path.join(path, svg) # 读取SVG文件 root = ET.parse(svg_path).getroot() # 使用命名空间来查找path元素 ns = {'svg': 'http://www.w3.org/2000/svg'} path_elements = root.findall('.//svg:path', ns) svg_path_data = [path.attrib['d'] for path in path_elements] # 获取笔顺内容 print(f'{index} / {total_num} 正在生成 {char} 的笔顺图...') # 传入数据 获取笔顺.main(svg_path_data, char) except Exception as e: print(f"处理 {svg} 时出错: {e}") def main(): path = r'makemeahanzi-master\svgs-still' svgs_list = os.listdir(path) total_num = len(svgs_list) # 创建线程池,max_workers设置并发线程数 with ThreadPoolExecutor(max_workers=4) as executor: # 提交所有任务到线程池 futures = [] for index, svg in enumerate(svgs_list): futures.append( executor.submit(process_svg, svg, path, index, total_num) ) # 等待所有任务完成 for future in futures: future.result() # 这里会抛出异常,如果有的话 if __name__ == '__main__': main()
# 获取笔顺.py
from cairosvg import svg2png import os import re def makedirs(path): if not os.path.exists(path): os.makedirs(path) def ChangeSVG2png(svg_path, chinese): outputpath = f'strokeOrder/{chinese}' # 笔顺保存路径 makedirs(outputpath) # 如果笔顺图跟笔顺list相等,则说明已经生成过了 png_files = sorted([f for f in os.listdir(outputpath) if f.startswith(f'{chinese}_') and f.endswith('.png')]) if len(png_files) == len(svg_path): print(f'*** {chinese} 的笔顺图已经生成,跳过***') return svg_output = { 'width': '1024px', 'height': '1024px', 'xmlns': 'http://www.w3.org/2000/svg', "font_color": "#000000", # 黑色 "font_color_last": "#FF1111", # 红色 # "font_color_last": "#0000FF", # 蓝色 "output_address": outputpath, "output_filename": '' } if not os.path.exists(outputpath): # 为每个汉字创建文件夹 os.mkdir(outputpath) # Grid lines (米字格) # 在 ChangeSVG2png 函数中添加以下米字格定义(替换原来的 grid_lines) grid_lines = [ # 对角线(长线,保持实线但更细) '<line x1="0" y1="0" x2="1024" y2="1024" style="stroke:#EEEEEE;stroke-width:4;stroke-dasharray:10,10"/>', '<line x1="1024" y1="0" x2="0" y2="1024" style="stroke:#EEEEEE;stroke-width:4;stroke-dasharray:10,10"/>', # 中心横竖线(虚线小线段) '<line x1="0" y1="512" x2="1024" y2="512" style="stroke:#EEEEEE;stroke-width:4;stroke-dasharray:10,10"/>', '<line x1="512" y1="0" x2="512" y2="1024" style="stroke:#EEEEEE;stroke-width:4;stroke-dasharray:10,10"/>', # 添加更多小线段作为辅助格子(可选) # '<line x1="256" y1="0" x2="256" y2="1024" style="stroke:#F5F5F5;stroke-width:2"/>', # '<line x1="768" y1="0" x2="768" y2="1024" style="stroke:#F5F5F5;stroke-width:2"/>', # '<line x1="0" y1="256" x2="1024" y2="256" style="stroke:#F5F5F5;stroke-width:2"/>', # '<line x1="0" y1="768" x2="1024" y2="768" style="stroke:#F5F5F5;stroke-width:2"/>' ] if len(svg_path) == 1: svg_code = [] svg_code_temp = '<svg style="width:' + svg_output['width'] + '; height:' + svg_output['height'] + ';" xmlns="' + \ svg_output['xmlns'] + '">' svg_code.append(svg_code_temp) # Add grid lines svg_code.extend(grid_lines) svg_code_temp = ' <g transform="translate(0, 900) scale(1, -1)">' svg_code.append(svg_code_temp) svg_code_temp = ' <path d="' + svg_path[0] + '" style="fill:' + svg_output[ 'font_color_last'] + ';"></path>' svg_code.append(svg_code_temp) svg_code_temp = ' </g>' svg_code.append(svg_code_temp) svg_code_temp = '</svg>' svg_code.append(svg_code_temp) svgcode = '\n'.join(svg_code) svg_output['output_filename'] = svg_output['output_address'] + '/' + chinese + '1.png' try: svg2png(bytestring=svgcode, write_to=svg_output['output_filename']) except Exception as e: print('error:' + str(e)) # 生成完整的笔顺图,生成svg图片 svg_code = [] svg_code_temp = '<svg style="width:' + svg_output['width'] + '; height:' + svg_output[ 'height'] + ';" xmlns="' + svg_output['xmlns'] + '">' svg_code.append(svg_code_temp) # Add grid lines # svg_code.extend(grid_lines) # 这里确定是否在svg中添加米字格 svg_code_temp = '<g transform="translate(0, 900) scale(1, -1)">' svg_code.append(svg_code_temp) for j in range(len(svg_path)): svg_code_temp = ' <path d="' + svg_path[j] + '" style="fill:' + svg_output[ 'font_color'] + ';"></path>' svg_code.append(svg_code_temp) svg_code_temp = ' </g>' svg_code.append(svg_code_temp) svg_code_temp = '</svg>' svg_code.append(svg_code_temp) svgcode = '\n'.join(svg_code) svg_output['output_filename'] = svg_output['output_address'] + '/' + chinese + '.svg' # 修改文件扩展名为.svg try: with open(svg_output['output_filename'], 'w') as f: f.write(svgcode) except Exception as e: print('error:' + str(e)) else: for i in range(len(svg_path)): svg_code = [] svg_code_temp = '<svg style="width:' + svg_output['width'] + '; height:' + svg_output[ 'height'] + ';" xmlns="' + svg_output['xmlns'] + '">' svg_code.append(svg_code_temp) # Add grid lines svg_code.extend(grid_lines) svg_code_temp = ' <g transform="translate(0, 900) scale(1, -1)">' svg_code.append(svg_code_temp) for j in range(i + 1): if j == i: svg_code_temp = ' <path d="' + svg_path[j] + '" style="fill:' + svg_output[ 'font_color_last'] + ';"></path>' else: svg_code_temp = ' <path d="' + svg_path[j] + '" style="fill:' + svg_output[ 'font_color'] + ';"></path>' svg_code.append(svg_code_temp) svg_code_temp = ' </g>' svg_code.append(svg_code_temp) svg_code_temp = '</svg>' svg_code.append(svg_code_temp) svgcode = '\n'.join(svg_code) svg_output['output_filename'] = svg_output['output_address'] + '/' + chinese + '_' + str(i + 1) + '.png' try: svg2png(bytestring=svgcode, write_to=svg_output['output_filename']) except Exception as e: print('error:' + str(e)) # 生成完整的笔顺图,生成svg图片 svg_code = [] svg_code_temp = '<svg style="width:' + svg_output['width'] + '; height:' + svg_output[ 'height'] + ';" xmlns="' + svg_output['xmlns'] + '">' svg_code.append(svg_code_temp) # Add grid lines # svg_code.extend(grid_lines) # 这里确定是否在svg中添加米字格 svg_code_temp = '<g transform="translate(0, 900) scale(1, -1)">' svg_code.append(svg_code_temp) for j in range(len(svg_path)): svg_code_temp = ' <path d="' + svg_path[j] + '" style="fill:' + svg_output[ 'font_color'] + ';"></path>' svg_code.append(svg_code_temp) svg_code_temp = ' </g>' svg_code.append(svg_code_temp) svg_code_temp = '</svg>' svg_code.append(svg_code_temp) svgcode = '\n'.join(svg_code) svg_output['output_filename'] = svg_output['output_address'] + '/' + chinese + '.svg' # 修改文件扩展名为.svg try: with open(svg_output['output_filename'], 'w') as f: f.write(svgcode) except Exception as e: print('error:' + str(e)) def main(svg_path, chinese): ChangeSVG2png(svg_path, chinese) if __name__ == '__main__': svg_data = ''' <path d="M 443 715 Q 449 729 501 798 Q 513 811 498 827 Q 455 862 426 860 Q 414 860 416 844 Q 421 780 378 709 Q 357 673 321 635 Q 302 623 270 583 Q 265 573 269 570 Q 270 569 276 570 Q 341 581 428 694 L 443 715 Z" class="stroke1"/> <path d="M 531 559 Q 586 639 667 694 Q 682 703 678 714 Q 678 717 674 720 Q 664 730 615 758 Q 604 762 592 759 L 581 754 Q 576 754 488 725 Q 470 718 443 715 C 413 711 400 703 428 694 Q 442 686 480 690 Q 498 692 525 696 Q 551 700 557 698 Q 560 696 559 690 Q 534 610 490 552 L 490 551 C 473 526 514 534 531 559 Z" class="stroke2"/> <path d="M 314 527 Q 308 533 255 539 Q 246 539 241 537 Q 239 537 237 535 Q 233 529 237 521 L 243 511 Q 279 455 302 372 Q 309 345 326 329 Q 342 314 349 319 Q 351 321 353 325 L 355 339 L 349 374 L 323 488 C 316 517 314 527 314 527 Z" class="stroke3"/> <path d="M 700 406 Q 739 488 776 504 Q 798 523 782 545 Q 764 563 708 595 Q 688 606 663 598 Q 598 574 531 559 L 490 551 Q 402 535 314 527 C 284 524 294 479 323 488 Q 331 490 343 494 L 504 520 Q 562 533 624 543 Q 647 547 662 543 Q 670 540 674 535 Q 681 526 665 478 L 646 425 Q 645 423 643 419 C 632 391 687 379 700 406 Z" class="stroke4"/> <path d="M 425 348 L 580 366 L 705 374 Q 714 376 717 385 Q 717 392 700 406 L 643 419 L 636 419 Q 564 404 498 393 L 437 384 L 349 374 C 319 371 325 339 355 339 L 368 339 L 425 348 Z" class="stroke5"/> <path d="M 310 192 L 323 194 Q 412 213 472 223 Q 492 225 490 235 Q 490 237 488 241 Q 474 256 449 259 Q 421 261 368 243 Q 345 235 310 220 C 282 208 280 187 310 192 Z" class="stroke6"/> <path d="M 310 220 Q 310 295 308 296 Q 284 318 263 327 Q 251 332 242 331 Q 230 327 232 316 Q 265 251 262 157 L 261 143 Q 257 97 217 55 Q 208 41 210 25 L 210 24 L 212 18 Q 220 -8 231 -18 Q 239 -23 247 -19 Q 251 -16 255 -12 Q 276 18 449 118 Q 468 127 472 134 Q 476 144 468 145 Q 457 145 323 94 Q 309 89 306 96 Q 304 98 304 106 Q 308 143 310 192 L 310 220 Z" class="stroke7"/> <path d="M 741 333 L 739 325 Q 737 295 662 247 Q 604 210 589 199 C 564 182 559 171 588 180 Q 657 201 690 216 Q 765 250 796 254 Q 816 257 813 274 L 813 278 Q 806 299 784 318 Q 762 337 752 337 Q 743 338 741 333 Z" class="stroke8"/> <path d="M 589 199 Q 593 247 600 287 Q 602 300 599 306 Q 597 311 592 314 Q 581 326 557 335 Q 544 339 535 334 Q 529 331 531 322 Q 546 253 546 237 Q 544 126 547 99 Q 548 82 553 61 Q 558 38 580 20 Q 637 -27 757 -18 Q 780 -16 800 -12 Q 823 -7 836 -3 Q 872 9 911 37 Q 923 47 919 61 Q 919 63 916 69 Q 907 87 894 165 Q 894 177 888 182 Q 885 184 883 179 Q 882 179 879 171 Q 848 99 838 71 Q 823 55 790 45 Q 741 30 684 38 Q 652 43 635 50 Q 609 61 600 80 Q 583 115 587 166 L 588 180 L 589 199 Z" class="stroke9"/> ''' stroke_order = [] for line in svg_data.split('\n'): if line.strip(): match = re.search(r'd="([^"]+)"', line) if match: path_data = match.group(1) stroke_order.append(path_data) # 生成笔顺图 chinese = '㲋' # 修改为您要生成的汉字 svg_path = [x for x in stroke_order] print(svg_path) print(len(svg_path)) main(svg_path, chinese)
注:需要安装cairosvg程序(gtk3-runtime-3.24.31-2022-01-04-ts-win64),我会在附件中提供
此程序会生成笔顺图png(旧笔顺为黑色、新笔顺为红色),并生成一个完整的svg文件(全黑)
书写动画gif生成
# 生成gif.py import os import asyncio from playwright.async_api import async_playwright import subprocess import math from concurrent.futures import ThreadPoolExecutor async def svg_to_gif(char, unhandled_num, svg_path, gif_path, frame_rate=12): """将 SVG 动画转换为 GIF,并替换蓝色为红色""" frames_dir = os.path.join(os.path.dirname(gif_path), f"{char}_frames") os.makedirs(frames_dir, exist_ok=True) async with async_playwright() as p: browser = await p.chromium.launch() page = await browser.new_page() await page.set_viewport_size({"width": 1024, "height": 1024}) # 读取 SVG 并替换颜色 with open(svg_path, 'r', encoding='utf-8') as f: svg_content = f.read() # 关键修改:替换蓝色为红色 svg_content = svg_content.replace("stroke: blue", "stroke: #FF1111") await page.set_content(f""" <!DOCTYPE html> <html> <head> <style> body {{ margin: 0; background: transparent; }} svg {{ width: 1024px; height: 1024px; position: absolute; left: 0; top: 0; }} </style> </head> <body> {svg_content} </body> </html> """) # 计算动画时长(保持不变) await page.wait_for_selector('svg') await page.wait_for_timeout(500) total_duration = await page.evaluate("""() => { const anims = Array.from(document.querySelectorAll('*')) .flatMap(el => el.getAnimations?.() || []); return anims.length? Math.max(...anims.map(a => { const timing = a.effect.getComputedTiming(); return timing.endTime || timing.delay + timing.duration; })) / 1000 : 0; }""") if not total_duration or math.isnan(total_duration): print("使用默认动画时长 5 秒") total_duration = 5.0 total_frames = int(total_duration * frame_rate) print(f"处理 {os.path.basename(svg_path)}: 时长 {total_duration:.2f}s, 总帧数 {total_frames}") # 捕获帧 for frame in range(total_frames): current_time = (frame / total_frames) * total_duration * 1000 await page.evaluate("""(time) => { document.getAnimations().forEach(anim => anim.currentTime = time); }""", current_time) await page.screenshot( path=os.path.join(frames_dir, f"frame_{frame:04d}.png"), type="png", omit_background=True, clip={"x": 0, "y": 0, "width": 1024, "height": 1024} ) print(f"\r{os.path.basename(svg_path)} 渲染进度: {frame + 1}/{total_frames}", end='') await browser.close() # 生成 GIF print(f"\n{os.path.basename(svg_path)} 生成 GIF...") try: subprocess.run([ "ffmpeg", "-y", "-framerate", str(frame_rate), "-i", os.path.join(frames_dir, "frame_%04d.png"), "-vf", "split[s0][s1];[s0]palettegen[p];[s1][p]paletteuse", "-loop", "0", gif_path ], check=True, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL) print(f"{unhandled_num} {os.path.basename(svg_path)} GIF 已生成: {gif_path}") except subprocess.CalledProcessError as e: print(f" {os.path.basename(svg_path)} FFmpeg 错误: {e}") # 清理临时文件 for file in os.listdir(frames_dir): os.remove(os.path.join(frames_dir, file)) os.rmdir(frames_dir) def process_single(svg_path, char, unhandled_num, char_gif_path): """处理单个文件""" char_gif_path_name = os.path.join(char_gif_path, f'{char}.gif') asyncio.run(svg_to_gif(char, unhandled_num, svg_path, char_gif_path_name, frame_rate=15)) def main(svg_dir, max_workers=4): """多线程主函数""" svg_files = [] svg_list = os.listdir(svg_dir) # 保存路径 char_gif_path = f'Gifs' os.makedirs(char_gif_path, exist_ok=True) gifs_list = [gif.split('.')[0] for gif in os.listdir(char_gif_path) if gif.endswith('.gif')] # 比对未保存的,拿来使用 svg_unhandled_list = [] for tmp in svg_list: char_code = int(os.path.splitext(tmp)[0]) char = chr(char_code) if not char in gifs_list: svg_unhandled_list.append(tmp) unhandled_num = len(svg_unhandled_list) for svg in svg_unhandled_list: try: char_code = int(os.path.splitext(svg)[0]) char = chr(char_code) svg_files.append((os.path.join(svg_dir, svg), char)) except ValueError: print(f"跳过非数字文件名: {svg}") with ThreadPoolExecutor(max_workers=max_workers) as executor: futures = [] for svg_path, char in svg_files: futures.append(executor.submit(process_single, svg_path, char, unhandled_num, char_gif_path)) for future in futures: try: future.result() # 等待任务完成 except Exception as e: print(f"处理出错: {e}") if __name__ == '__main__': # 在txt中保存进度 svg_dir = r'makemeahanzi-master\svgs' main(svg_dir, max_workers=4) # 设置同时处理4个文