指示

动画吸引注意力到特定的mobjects。

示例

示例：指示

from manim import *

class Indications(Scene):
    def construct(self):
        indications = [ApplyWave,Circumscribe,Flash,FocusOn,Indicate,ShowPassingFlash,Wiggle]
        names = [Tex(i.__name__).scale(3) for i in indications]

        self.add(names[0])
        for i in range(len(names)):
            if indications[i] is Flash:
                self.play(Flash(UP))
            elif indications[i] is ShowPassingFlash:
                self.play(ShowPassingFlash(Underline(names[i])))
            else:
                self.play(indications[i](names[i]))
            self.play(AnimationGroup(
                FadeOut(names[i], shift=UP*1.5),
                FadeIn(names[(i+1)%len(names)], shift=UP*1.5),
            ))

class Indications(Scene):
    def construct(self):
        indications = [ApplyWave,Circumscribe,Flash,FocusOn,Indicate,ShowPassingFlash,Wiggle]
        names = [Tex(i.__name__).scale(3) for i in indications]

        self.add(names[0])
        for i in range(len(names)):
            if indications[i] is Flash:
                self.play(Flash(UP))
            elif indications[i] is ShowPassingFlash:
                self.play(ShowPassingFlash(Underline(names[i])))
            else:
                self.play(indications[i](names[i]))
            self.play(AnimationGroup(
                FadeOut(names[i], shift=UP*1.5),
                FadeIn(names[(i+1)%len(names)], shift=UP*1.5),
            ))

类

ApplyWave	发送一个波动通过Mobject，暂时扭曲它。
Circumscribe	在mobject周围绘制一条临时线。
Flash	向所有方向发送线条。
FocusOn	将聚光灯缩小到一个位置。
指示	通过暂时调整大小和重新着色来指示一个Mobject。
ShowPassingFlash	每帧只显示VMobject的一小部分。
ShowPassingFlashWithThinningStrokeWidth
Wiggle	摆动一个Mobject。