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feat: 背面图案支持 + 大小王素材位置微调 + 10号牌pip修复

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Poker Design Developer
2026-06-01 21:48:51 +08:00
parent f64c94a2f4
commit b0cdd8c3ad
6 changed files with 324 additions and 37 deletions
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77
backend/apps/exports/utils.py
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@@ -32,7 +32,7 @@ LAYOUT_POSITIONS = {
7: [(0.30, 0.15), (0.70, 0.15), (0.50, 0.35), (0.30, 0.55), (0.70, 0.55), (0.30, 0.85), (0.70, 0.85)],
8: [(0.30, 0.15), (0.70, 0.15), (0.50, 0.32), (0.30, 0.50), (0.70, 0.50), (0.50, 0.68), (0.30, 0.85), (0.70, 0.85)],
9: [(0.30, 0.15), (0.70, 0.15), (0.50, 0.30), (0.22, 0.50), (0.50, 0.50), (0.78, 0.50), (0.50, 0.70), (0.30, 0.85), (0.70, 0.85)],
10: [(0.30, 0.15), (0.70, 0.15), (0.30, 0.35), (0.70, 0.35), (0.50, 0.50), (0.30, 0.65), (0.70, 0.65), (0.30, 0.85), (0.70, 0.85)],
10: [(0.30, 0.15), (0.70, 0.15), (0.30, 0.35), (0.70, 0.35), (0.50, 0.45), (0.50, 0.55), (0.30, 0.65), (0.70, 0.65), (0.30, 0.85), (0.70, 0.85)],
}
@@ -300,10 +300,25 @@ def draw_joker(canvas, design, which, project, card_key, asset):
body_h = h - body_pad_y_top - body_pad_y_bot
if asset:
try:
img = asset.copy()
img.thumbnail((body_w, body_h), Image.LANCZOS)
canvas.alpha_composite(img, (body_pad_x + (body_w - img.width) // 2,
body_pad_y_top + (body_h - img.height) // 2))
half_h = body_h // 2
image_dx = float(design.get('image_dx', 0))
image_dy = float(design.get('image_dy', 0))
image_scale = float(design.get('image_scale', 1))
offset_x = int(body_w * image_dx)
offset_y = int(body_h * image_dy)
img_copy = asset.copy()
if image_scale != 1:
sw = max(1, int(img_copy.width * image_scale))
sh = max(1, int(img_copy.height * image_scale))
img_copy = img_copy.resize((sw, sh), Image.LANCZOS)
img_copy.thumbnail((body_w, half_h), Image.LANCZOS)
x = body_pad_x + offset_x + (body_w - img_copy.width) // 2
y_top = body_pad_y_top + offset_y + (half_h - img_copy.height) // 2
canvas.alpha_composite(img_copy, (x, y_top))
img_flipped = img_copy.transpose(Image.FLIP_TOP_BOTTOM)
y_bot = body_pad_y_top + half_h + offset_y + (half_h - img_flipped.height) // 2
canvas.alpha_composite(img_flipped, (x, y_bot))
except Exception:
pass
else:
@@ -339,6 +354,44 @@ def draw_joker(canvas, design, which, project, card_key, asset):
canvas.alpha_composite(block, (w - tw - 4 - pad, h - 2 * th - 6 - pad))
def draw_back(canvas, design, asset):
"""绘制背面：素材图 + 位置微调，无素材时退化为文字"""
w, h = canvas.size
body_pad_x = int(w * 0.15)
body_pad_y_top = int(h * 0.18)
body_pad_y_bot = int(h * 0.22)
body_w = w - 2 * body_pad_x
body_h = h - body_pad_y_top - body_pad_y_bot
image_dx = float(design.get('image_dx', 0))
image_dy = float(design.get('image_dy', 0))
image_scale = float(design.get('image_scale', 1))
offset_x = int(body_w * image_dx)
offset_y = int(body_h * image_dy)
if asset:
try:
img = asset.copy()
if image_scale != 1:
sw = max(1, int(img.width * image_scale))
sh = max(1, int(img.height * image_scale))
img = img.resize((sw, sh), Image.LANCZOS)
img.thumbnail((body_w, body_h), Image.LANCZOS)
x = body_pad_x + offset_x + (body_w - img.width) // 2
y = body_pad_y_top + offset_y + (body_h - img.height) // 2
canvas.alpha_composite(img, (x, y))
except Exception:
pass
else:
draw = ImageDraw.Draw(canvas)
fnt = make_text_font('Times New Roman', max(40, int(h * 0.08)), bold=True)
text = 'CARD BACK'
color = hex_to_rgba(design.get('border_color', '#333333'), 255)
bb = draw.textbbox((0, 0), text, font=fnt)
tw, th = bb[2] - bb[0], bb[3] - bb[1]
draw.text(((w - tw) // 2, (h - th) // 2), text, font=fnt, fill=color)
def generate_card_png(project, card_key, resolution='standard'):
"""根据项目配置生成单张牌 PNG"""
scale_map = {'standard': 1, 'hd': 2, 'ultra-hd': 4}
@@ -366,14 +419,12 @@ def generate_card_png(project, card_key, resolution='standard'):
break
draw_joker(canvas, design, which, project, card_key, asset)
elif card_key in ('back', 'card-back'):
# 简化：背面同整体背景 + 一行文字
draw = ImageDraw.Draw(canvas)
fnt = make_text_font('Times New Roman', max(40, int(h * 0.08)), bold=True)
text = 'CARD BACK'
color = hex_to_rgba(design.get('border_color', '#333333'), 255)
bb = draw.textbbox((0, 0), text, font=fnt)
tw, th = bb[2] - bb[0], bb[3] - bb[1]
draw.text(((w - tw) // 2, (h - th) // 2), text, font=fnt, fill=color)
back_asset = None
for a in project.assets.filter(asset_type='back'):
p = os.path.join('media', a.file_path) if a.file_path else None
back_asset = load_image_safe(p) if p else None
break
draw_back(canvas, design, back_asset)
else:
# 'suit-rank'
parts = card_key.split('-')