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42 lines
1.3 KiB
42 lines
1.3 KiB
4 years ago
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from typing import TYPE_CHECKING
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from .measure import Measurement
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from .segment import Segment
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from .style import StyleType
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from ._loop import loop_last
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if TYPE_CHECKING:
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from .console import Console, ConsoleOptions, RenderResult, RenderableType
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class Screen:
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"""A renderable that fills the terminal screen and crops excess.
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Args:
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renderable (RenderableType): Child renderable.
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style (StyleType, optional): Optional background style. Defaults to None.
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"""
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def __init__(
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self, renderable: "RenderableType" = None, style: StyleType = None
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) -> None:
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self.renderable = renderable
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self.style = style
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def __rich_console__(
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self, console: "Console", options: "ConsoleOptions"
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) -> "RenderResult":
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width, height = options.size
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style = console.get_style(self.style) if self.style else None
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render_options = options.update(width=width, height=height)
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lines = console.render_lines(
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self.renderable or "", render_options, style=style, pad=True
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)
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lines = Segment.set_shape(lines, width, height, style=style)
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new_line = Segment.line()
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for last, line in loop_last(lines):
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yield from line
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if not last:
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yield new_line
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