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lbuque
87 lines
2.3 KiB
Python
87 lines
2.3 KiB
Python
# SPDX-FileCopyrightText: 2024 M5Stack Technology CO LTD
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#
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# SPDX-License-Identifier: MIT
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import M5
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from .base import Base
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class Image(Base):
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def __init__(self, use_sprite=True, parent=M5.Lcd) -> None:
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super().__init__(parent)
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self._src = None
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self._scale_x = 1.0
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self._scale_y = 0.0
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self._use_sprite = use_sprite
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self._sprite = None
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self._sprite_init()
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def set_width(self, w):
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self._sprite_init()
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self._draw(True)
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def set_height(self, h):
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self._sprite_init()
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self._draw(True)
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def set_size(self, w, h):
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super().set_size(w, h)
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self._sprite_init()
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self._draw(True)
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def set_src(self, src):
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self._src = src
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self._draw(True)
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def set_x(self, x):
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self._x = x
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self._draw(False)
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def set_y(self, y):
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self._y = y
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self._draw(False)
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def set_pos(self, x, y):
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self._x = x
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self._y = y
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self._draw(False)
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def set_scale(self, scale_x, scale_y):
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self._scale_x = scale_x
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self._scale_y = scale_y
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def refresh(self):
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self._draw(False)
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def _draw(self, is_decode):
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if self._src is None or len(self._src) == 0:
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return
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if self._sprite:
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is_decode and self._sprite.drawImage(
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self._src, 0, 0, self._w, self._h, 0, 0, self._scale_x, self._scale_y
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)
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self._sprite.push(self._x, self._y)
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else:
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self._parent.drawImage(
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self._src, self._x, self._y, self._w, self._h, 0, 0, self._scale_x, self._scale_y
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)
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def _sprite_init(self):
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if self._use_sprite is False:
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return
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self._sprite and self._sprite.delete()
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if self._w != 0 and self._h != 0:
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self._sprite = self._parent.newCanvas(self._w, self._h, 16, True)
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self._src and self._sprite.drawImage(
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self._src, 0, 0, self._w, self._h, 0, 0, self._scale_x, self._scale_y
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)
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def clear(self, color):
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if self._sprite:
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self._sprite.clear(color)
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else:
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self._parent.fillRect(self._x, self._y, self._w, self._h, color)
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def __del__(self):
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self._sprite and self._sprite.delete()
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