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Handle cases when height>width for border radius

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This commit is contained in:
Guillaume Ayoub 2013-09-17 20:17:11 +02:00
parent d56c799c73
commit 21320ab538
1 changed files with 39 additions and 1 deletions
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40
weasyprint/draw.py
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@ -510,11 +510,30 @@ def clip_border_segment(context, enable_hinting, style, width, side,
bbx + x2 -
a1 * math.sqrt(2) * math.cos(angle2),
bby + py1 -
b1 * math.sqrt(2) * math.sin(angle2))
a1 * math.sqrt(2) * math.sin(angle2))
context.line_to(
bbx + x1 -
a1 * math.sqrt(2) * math.cos(angle1),
bby + py1 -
a1 * math.sqrt(2) * math.sin(angle1))
context.close_path()
else:
c1 = math.sqrt(b1 ** 2 - a1 ** 2)
y1 = c1 - i / dashes1 * c1 / 2
y2 = (
c1 - min(i + 1, dashes1) /
dashes1 * c1 / 2)
context.move_to(bbx + px1, bby + y1)
context.line_to(bbx + px1, bby + y2)
context.line_to(
bbx + px1 -
b1 * math.sqrt(2) * math.cos(angle2),
bby + y2 -
b1 * math.sqrt(2) * math.sin(angle2))
context.line_to(
bbx + px1 -
b1 * math.sqrt(2) * math.cos(angle1),
bby + y1 -
b1 * math.sqrt(2) * math.sin(angle1))
context.close_path()
if angle2 == math.pi / 2:
@ -555,6 +574,25 @@ def clip_border_segment(context, enable_hinting, style, width, side,
bby + py2 -
a2 * math.sqrt(2) * math.sin(angle1))
context.close_path()
else:
c2 = math.sqrt(b2 ** 2 - a2 ** 2)
y1 = c2 - i / dashes2 * c2 / 2
y2 = (
c2 - min(i + 1, dashes2) /
dashes2 * c2 / 2)
context.move_to(bbx + bbw + px2, bby + y1)
context.line_to(bbx + bbw + px2, bby + y2)
context.line_to(
bbx + bbw + px2 -
b2 * math.sqrt(2) * math.cos(angle2),
bby + y2 -
b2 * math.sqrt(2) * math.sin(angle2))
context.line_to(
bbx + bbw + px2 -
b2 * math.sqrt(2) * math.cos(angle1),
bby + y1 -
b2 * math.sqrt(2) * math.sin(angle1))
context.close_path()
if angle2 == math.pi / 2:
line += 1
break