41 lines
1.5 KiB
Python
41 lines
1.5 KiB
Python
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# -*- coding: utf-8 -*-
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"""
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This module implements a renderer that renders another renderer but rotated.
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"""
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from __future__ import division
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from __future__ import absolute_import
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from __future__ import print_function
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from __future__ import unicode_literals
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from builtins import range
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from asciimatics.renderers.base import StaticRenderer
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class RotatedDuplicate(StaticRenderer):
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"""
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Chained renderer to add a rotated version of the original renderer underneath and centre the
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whole thing within within the specified dimensions.
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"""
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def __init__(self, width, height, renderer):
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"""
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:param width: The maximum width of the rendered text.
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:param height: The maximum height of the rendered text.
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:param renderer: The renderer to wrap.
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"""
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super(RotatedDuplicate, self).__init__()
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for image in renderer.images:
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mx = (width - max([len(x) for x in image])) // 2
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my = height // 2 - len(image)
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tab = (" " * mx if mx > 0 else "") + "\n" + (" " * mx if mx > 0 else "")
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new_image = []
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new_image.extend(["" for _ in range(max(0, my))])
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new_image.extend(image)
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new_image.extend([x[::-1] for x in reversed(image)])
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new_image.extend(["" for _ in range(max(0, my))])
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if mx < 0:
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new_image = [x[-mx:mx] for x in new_image]
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if my < 0:
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new_image = new_image[-my:my]
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self._images.append(tab.join(new_image))
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