message: fix(ImagePreview): should emit change event when reset to start position
diff: @@ -104,12 +104,11 @@ export default createComponent({
  watch: {
  value() {
  - this.resetScale();
  - this.active = this.startPosition;
  + this.setActive(this.startPosition);
  },
  startPosition(active) {
  - this.active = active;
  + this.setActive(active);
  }
  },
  @@ -233,10 +232,13 @@ export default createComponent({
  }
  },
  - onSwipeChange(active) {
  + setActive(active) {
  this.resetScale();
  +
  + if (active !== this.active) {
  this.active = active;
  this.$emit('change', active);
  + }
  },
  resetScale() {
  @@ -275,7 +277,7 @@ export default createComponent({
  indicatorColor="white"
  initialSwipe={this.startPosition}
  showIndicators={this.showIndicators}
  - onChange={this.onSwipeChange}
  + onChange={this.setActive}
  >
  {images.map((image, index) => {
  const props = {
  