mirror of https://github.com/keeweb/keeweb.git
68 lines
1.8 KiB
JavaScript
68 lines
1.8 KiB
JavaScript
import { View } from 'framework/views/view';
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import template from 'templates/drag.hbs';
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class DragView extends View {
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template = template;
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events = {
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'mousedown': 'mousedown'
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};
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constructor(coord, options) {
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super(coord, options);
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this.setCoord(coord);
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this.mouseDownTime = -1;
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this.mouseDownCount = 0;
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}
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render() {
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super.render({ coord: this.model });
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}
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setCoord(coord) {
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this.coord = coord;
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this.offsetProp = 'page' + coord.toUpperCase();
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}
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mousedown(e) {
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if (e.which === 1) {
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const now = Date.now();
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if (now - this.mouseDownTime < 500) {
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this.mouseDownCount++;
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if (this.mouseDownCount === 2) {
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this.emit('autosize', { coord: this.coord });
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return;
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}
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} else {
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this.mouseDownTime = now;
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this.mouseDownCount = 1;
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}
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this.initialOffset = e[this.offsetProp];
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const cursor = this.$el.css('cursor');
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this.dragMask = $('<div/>', { 'class': 'drag-mask' })
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.css('cursor', cursor)
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.appendTo('body');
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this.dragMask.on('mousemove', this.mousemove.bind(this));
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this.dragMask.on('mouseup', this.mouseup.bind(this));
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this.emit('dragstart', { offset: this.initialOffset, coord: this.coord });
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this.$el.addClass('dragging');
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e.preventDefault();
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}
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}
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mousemove(e) {
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if (e.which === 0) {
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this.mouseup();
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} else {
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this.emit('drag', { offset: e[this.offsetProp] - this.initialOffset });
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}
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}
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mouseup() {
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this.dragMask.remove();
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this.$el.removeClass('dragging');
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}
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}
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export { DragView };
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