1 line
8.1 KiB
JSON
1 line
8.1 KiB
JSON
{"ast":null,"code":"var Param = function () {\n function Param(target, e) {\n this.target = target;\n this.topTarget = e && e.topTarget;\n }\n\n return Param;\n}();\n\nvar Draggable = function () {\n function Draggable(handler) {\n this.handler = handler;\n handler.on('mousedown', this._dragStart, this);\n handler.on('mousemove', this._drag, this);\n handler.on('mouseup', this._dragEnd, this);\n }\n\n Draggable.prototype._dragStart = function (e) {\n var draggingTarget = e.target;\n\n while (draggingTarget && !draggingTarget.draggable) {\n draggingTarget = draggingTarget.parent || draggingTarget.__hostTarget;\n }\n\n if (draggingTarget) {\n this._draggingTarget = draggingTarget;\n draggingTarget.dragging = true;\n this._x = e.offsetX;\n this._y = e.offsetY;\n this.handler.dispatchToElement(new Param(draggingTarget, e), 'dragstart', e.event);\n }\n };\n\n Draggable.prototype._drag = function (e) {\n var draggingTarget = this._draggingTarget;\n\n if (draggingTarget) {\n var x = 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Param = (function () {\n function Param(target, e) {\n this.target = target;\n this.topTarget = e && e.topTarget;\n }\n return Param;\n}());\nvar Draggable = (function () {\n function Draggable(handler) {\n this.handler = handler;\n handler.on('mousedown', this._dragStart, this);\n handler.on('mousemove', this._drag, this);\n handler.on('mouseup', this._dragEnd, this);\n }\n Draggable.prototype._dragStart = function (e) {\n var draggingTarget = e.target;\n while (draggingTarget && !draggingTarget.draggable) {\n draggingTarget = draggingTarget.parent || draggingTarget.__hostTarget;\n }\n if (draggingTarget) {\n this._draggingTarget = draggingTarget;\n draggingTarget.dragging = true;\n this._x = e.offsetX;\n this._y = e.offsetY;\n this.handler.dispatchToElement(new Param(draggingTarget, e), 'dragstart', e.event);\n }\n };\n Draggable.prototype._drag = function (e) {\n var draggingTarget = this._draggingTarget;\n if (draggingTarget) {\n var x = e.offsetX;\n var y = e.offsetY;\n var dx = x - this._x;\n var dy = y - this._y;\n this._x = x;\n this._y = y;\n draggingTarget.drift(dx, dy, e);\n this.handler.dispatchToElement(new Param(draggingTarget, e), 'drag', e.event);\n var dropTarget = this.handler.findHover(x, y, draggingTarget).target;\n var lastDropTarget = this._dropTarget;\n this._dropTarget = dropTarget;\n if (draggingTarget !== dropTarget) {\n if (lastDropTarget && dropTarget !== lastDropTarget) {\n this.handler.dispatchToElement(new Param(lastDropTarget, e), 'dragleave', e.event);\n }\n if (dropTarget && dropTarget !== lastDropTarget) {\n this.handler.dispatchToElement(new Param(dropTarget, e), 'dragenter', e.event);\n }\n }\n }\n };\n Draggable.prototype._dragEnd = function (e) {\n var draggingTarget = this._draggingTarget;\n if (draggingTarget) {\n draggingTarget.dragging = false;\n }\n this.handler.dispatchToElement(new Param(draggingTarget, e), 'dragend', e.event);\n if (this._dropTarget) {\n this.handler.dispatchToElement(new Param(this._dropTarget, e), 'drop', e.event);\n }\n this._draggingTarget = null;\n this._dropTarget = null;\n };\n return Draggable;\n}());\nexport default Draggable;\n"]},"metadata":{},"sourceType":"module"} |