#!/usr/bin/env python3 """ 丹阳公益婚恋平台 - 底部导航栏图标生成脚本 圆润线性风格，两种状态（未选中/选中），三种尺寸 """ from PIL import Image, ImageDraw import math import os # 主题色配置 COLOR_UNSELECTED = (153, 153, 153) # #999999 COLOR_SELECTED = (233, 107, 107) # #E96B6B COLOR_BG = (255, 255, 255) # 白色背景 def sin_deg(x): return math.sin(math.radians(x)) def cos_deg(x): return math.cos(math.radians(x)) def draw_heart_points(cx, cy, scale): """计算心形路径点""" pts = [] for t in range(0, 360, 3): rad = t * 3.14159 / 180 x = scale * 16 * (sin_deg(rad) ** 3) y = -scale * (13 * cos_deg(rad) - 5 * cos_deg(2*rad) - 2 * cos_deg(3*rad) - cos_deg(4*rad)) pts.append((cx + x, cy + y)) return pts def draw_rounded_rect(draw, x, y, w, h, r, color, width=2): """绘制圆角矩形（无填充，只描边）""" r = min(r, w // 2, h // 2) draw.rounded_rectangle([x, y, x + w, y + h], radius=r, outline=color, width=width) def draw_house(draw, cx, cy, size, color, width=2): """绘制房子图标 - 首页""" s = size * 0.35 # 房子主体 body_x, body_y = cx - s * 0.7, cy - s * 0.1 body_w, body_h = s * 1.4, s * 0.7 draw_rounded_rect(draw, body_x, body_y, body_w, body_h, 4, color, width) # 屋顶（三角形） roof_points = [ (cx, body_y - s * 0.5), (body_x - s * 0.15, body_y), (body_x + body_w + s * 0.15, body_y) ] draw.polygon(roof_points, outline=color, width=width) # 门 door_w, door_h = s * 0.28, s * 0.4 door_x = cx - door_w / 2 door_y = body_y + body_h - door_h draw_rounded_rect(draw, door_x, door_y, door_w, door_h, 2, color, width) # 烟囱 chimney_w, chimney_h = s * 0.12, s * 0.22 chimney_x = cx + s * 0.35 chimney_y = body_y - s * 0.35 draw_rounded_rect(draw, chimney_x, chimney_y, chimney_w, chimney_h, 2, color, width) def draw_hearts(draw, cx, cy, size, color, width=2): """绘制双心图标 - 找对象""" s = size * 0.016 offset = s * 4 # 左心 left_pts = draw_heart_points(cx - offset, cy - offset * 0.3, s) right_pts = draw_heart_points(cx + offset, cy - offset * 0.3, s) for pts in [left_pts, right_pts]: for i in range(len(pts)): p1 = pts[i] p2 = pts[(i + 1) % len(pts)] draw.line([p1, p2], fill=color, width=width) def draw_chat_bubble(draw, cx, cy, size, color, width=2): """绘制对话气泡图标 - 消息""" s = size * 0.28 # 气泡主体 bubble_x, bubble_y = cx - s, cy - s * 0.6 bubble_w, bubble_h = s * 2, s * 1.2 draw_rounded_rect(draw, bubble_x, bubble_y, bubble_w, bubble_h, 8, color, width) # 小三角 tail_points = [ (bubble_x + s * 0.1, bubble_y + bubble_h), (bubble_x + s * 0.3, bubble_y + bubble_h + s * 0.25), (bubble_x + s * 0.5, bubble_y + bubble_h) ] draw.polygon(tail_points, outline=color, width=width) # 内部文字线条 line_y_start = bubble_y + s * 0.2 for i in range(3): line_y = line_y_start + i * s * 0.22 draw.line([(bubble_x + s * 0.15, line_y), (bubble_x + s * 1.5, line_y)], fill=color, width=width) def draw_calendar(draw, cx, cy, size, color, width=2): """绘制日历图标 - 活动""" s = size * 0.26 # 日历主体 cal_x, cal_y = cx - s, cy - s * 0.55 cal_w, cal_h = s * 2, s * 1.3 draw_rounded_rect(draw, cal_x, cal_y, cal_w, cal_h, 6, color, width) # 顶部横线（分隔年月和日期） draw.line([(cal_x + s * 0.05, cal_y + s * 0.25), (cal_x + cal_w - s * 0.05, cal_y + s * 0.25)], fill=color, width=width) # 日期点 dot_r = 2 if size >= 162 else 1 positions = [ (cal_x + s * 0.3, cal_y + s * 0.55), (cal_x + s * 0.7, cal_y + s * 0.55), (cal_x + s * 1.1, cal_y + s * 0.55), (cal_x + s * 0.5, cal_y + s * 0.9), (cal_x + s * 0.9, cal_y + s * 0.9), ] for dx, dy in positions: draw.ellipse([dx - dot_r, dy - dot_r, dx + dot_r, dy + dot_r], fill=color) # 左上角挂环 ring_r = 4 if size >= 162 else 2 draw.ellipse([cal_x + s * 0.25 - ring_r, cal_y - ring_r, cal_x + s * 0.25 + ring_r, cal_y + ring_r], outline=color, width=width) draw.ellipse([cal_x + s * 1.75 - ring_r, cal_y - ring_r, cal_x + s * 1.75 + ring_r, cal_y + ring_r], outline=color, width=width) def draw_user(draw, cx, cy, size, color, width=2): """绘制用户图标 - 我的""" s = size * 0.3 # 头部（圆形） head_r = s * 0.38 head_x, head_y = cx, cy - s * 0.25 draw.ellipse([head_x - head_r, head_y - head_r, head_x + head_r, head_y + head_r], outline=color, width=width) # 身体（半椭圆） body_top = cy + s * 0.15 body_bottom = cy + s * 0.75 body_left = cx - s * 0.45 body_right = cx + s * 0.45 draw.arc([body_left, body_top, body_right, body_bottom], start=180, end=360, fill=color, width=width) # 身体两侧竖线 side_offset = s * 0.4 draw.line([(cx - side_offset, body_top), (cx - side_offset, body_bottom)], fill=color, width=width) draw.line([(cx + side_offset, body_top), (cx + side_offset, body_bottom)], fill=color, width=width) ICON_FUNCTIONS = { "home": draw_house, "discover": draw_hearts, "message": draw_chat_bubble, "activity": draw_calendar, "mine": draw_user, } def create_icon(icon_name, size, color): """创建单个图标""" img = Image.new('RGBA', (size, size), color=(255, 255, 255, 0)) # 透明背景 draw = ImageDraw.Draw(img) func = ICON_FUNCTIONS.get(icon_name) if func: func(draw, size // 2, size // 2, size, color) return img def main(): output_dir = r"E:\develop\公益婚恋服务平台\miniapp\assets\tabbar" os.makedirs(output_dir, exist_ok=True) icons = [ ("home", "首页"), ("discover", "找对象"), ("message", "消息"), ("activity", "活动"), ("mine", "我的"), ] sizes_map = [ (81, ""), # 1x (162, "_2x"), # 2x (243, "_3x"), # 3x ] print("=" * 50) print("丹阳公益婚恋平台 - 底部导航栏图标生成") print("=" * 50) print() total = 0 for icon_name, label in icons: print(f"🎨 {label} ({icon_name}):") for size, suffix in sizes_map: # 未选中状态 img_u = create_icon(icon_name, size, color=COLOR_UNSELECTED) path_u = os.path.join(output_dir, f"{icon_name}{suffix}.png") img_u.save(path_u, 'PNG') # 选中状态 img_s = create_icon(icon_name, size, color=COLOR_SELECTED) path_s = os.path.join(output_dir, f"{icon_name}-active{suffix}.png") img_s.save(path_s, 'PNG') print(f" ✓ {os.path.basename(path_u)} ({size}×{size}, {os.path.getsize(path_u)} bytes)") print(f" ✓ {os.path.basename(path_s)} ({size}×{size}, {os.path.getsize(path_s)} bytes)") total += 2 print() print("=" * 50) print(f"✅ 共生成 {total} 个图标文件") print(f"📁 保存路径: {output_dir}") print() print("文件清单:") for f in sorted(os.listdir(output_dir)): if f.endswith('.png'): filepath = os.path.join(output_dir, f) print(f" {f} ({os.path.getsize(filepath)} bytes)") if __name__ == "__main__": main()