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