22 lines
763 B
JavaScript
22 lines
763 B
JavaScript
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export const touch = Behavior({
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methods: {
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touchStart(event) {
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this.direction = '';
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this.deltaX = 0;
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this.deltaY = 0;
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this.offsetX = 0;
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this.offsetY = 0;
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this.startX = event.touches[0].clientX;
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this.startY = event.touches[0].clientY;
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},
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touchMove(event) {
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const touch = event.touches[0];
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this.deltaX = touch.clientX - this.startX;
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this.deltaY = touch.clientY - this.startY;
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this.offsetX = Math.abs(this.deltaX);
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this.offsetY = Math.abs(this.deltaY);
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this.direction = this.offsetX > this.offsetY ? 'horizontal' : this.offsetX < this.offsetY ? 'vertical' : '';
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}
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}
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});
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