# 動畫

> 探索 Aspose.Slides for Node.js 的動畫範例：使用 JavaScript 為 PPT、PPTX 與 ODP 簡報新增、排序及自訂效果與過場動畫。

Source: https://docs.aspose.com/slides/zh-hant/nodejs-java/examples/elements/animation/


本文示範如何使用 **Aspose.Slides for Node.js via Java** 建立簡單動畫並管理其順序。

## **新增動畫**

建立一個矩形形狀，並套用點擊時觸發的淡入效果。

```js
function addAnimation() {
    let presentation = new aspose.slides.Presentation();
    try {
        let slide = presentation.getSlides().get_Item(0);

        let shape = slide.getShapes().addAutoShape(aspose.slides.ShapeType.Rectangle, 50, 50, 100, 100);

        // 淡入效果。
        slide.getTimeline().getMainSequence().addEffect(
            shape, aspose.slides.EffectType.Fade, aspose.slides.EffectSubtype.None, aspose.slides.EffectTriggerType.OnClick);

        presentation.save("animation.pptx", aspose.slides.SaveFormat.Pptx);
    } finally {
        presentation.dispose();
    }
}
```

## **存取動畫**

從投影片時間軸取得第一個動畫效果。

```js
function accessAnimation() {
    let presentation = new aspose.slides.Presentation("animation.pptx");
    try {
        let slide = presentation.getSlides().get_Item(0);

        // 取得第一個動畫效果。
        let effect = slide.getTimeline().getMainSequence().get_Item(0);
    } finally {
        presentation.dispose();
    }
}
```

## **移除動畫**

從序列中移除動畫效果。

```js
function removeAnimation() {
    let presentation = new aspose.slides.Presentation("animation.pptx");
    try {
        let slide = presentation.getSlides().get_Item(0);

        if (slide.getTimeline().getMainSequence().length > 0) {
            // 移除第一個效果。
            slide.getTimeline().getMainSequence().removeAt(0);
        }

        presentation.save("animation_removed.pptx", aspose.slides.SaveFormat.Pptx);
    } finally {
        presentation.dispose();
    }
}
```

## **序列動畫**

加入多個效果，並示範動畫發生的順序。

```js
function sequenceAnimations() {
    let presentation = new aspose.slides.Presentation();
    try {
        let slide = presentation.getSlides().get_Item(0);

        let shape1 = slide.getShapes().addAutoShape(aspose.slides.ShapeType.Rectangle, 50, 50, 100, 100);
        let shape2 = slide.getShapes().addAutoShape(aspose.slides.ShapeType.Ellipse, 200, 50, 100, 100);

        let sequence = slide.getTimeline().getMainSequence();
        sequence.addEffect(
            shape1, aspose.slides.EffectType.Fly, aspose.slides.EffectSubtype.Bottom, aspose.slides.EffectTriggerType.OnClick);
        sequence.addEffect(
            shape2, aspose.slides.EffectType.Fly, aspose.slides.EffectSubtype.Bottom, aspose.slides.EffectTriggerType.OnClick);

        presentation.save("animation_sequence.pptx", aspose.slides.SaveFormat.Pptx);
    } finally {
        presentation.dispose();
    }
}
```