27 lines
1.1 KiB
Python
27 lines
1.1 KiB
Python
# 导入Manim核心库
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from manim import *
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class FittingObjects(Scene):
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def construct(self):
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# 坐标系放在左侧边缘
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axes = Axes(x_range=[-3, 3, 1], y_range=[-3, 3, 1], x_length=6, y_length=6)
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# 坐标系距离左侧有0.5的缓冲距离
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axes.to_edge(LEFT, buff=0.5)
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# 圆,线宽颜色，填充颜色和透明度
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circle = Circle(stroke_width=6, stroke_color=YELLOW, fill_color=RED, fill_opacity=0.8)
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# 圆的宽度是2，位置在右下角，无缓冲距离
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circle.set_width(2).to_edge(DR, buff=0)
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# 创建三角形，高度2位置右下3.3处
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triangle = Triangle(stroke_color=ORANGE, stroke_width=10, fill_color=GREY).set_height(2).shift(
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DOWN * 3 + RIGHT * 3)
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# 创建动画 画坐标系
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self.play(Write(axes))
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# 创建动画 画线然后填充圆
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self.play(DrawBorderThenFill(circle))
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# 形态动画 圆变化宽度
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self.play(circle.animate.set_width(1))
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# 转变动画 将圆向三角转变
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self.play(Transform(circle, triangle), run_time=3)
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