angular-tree-component
Version:
A simple yet powerful tree component for Angular2
240 lines (239 loc) • 28 kB
JavaScript
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var __metadata = (this && this.__metadata) || function (k, v) {
if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
import { Injectable } from '@angular/core';
import { observable, computed, action, autorun, reaction } from 'mobx';
import { TreeModel } from './tree.model';
import { TREE_EVENTS } from '../constants/events';
var Y_OFFSET = 500; // Extra pixels outside the viewport, in each direction, to render nodes in
var Y_EPSILON = 150; // Minimum pixel change required to recalculate the rendered nodes
var TreeVirtualScroll = /** @class */ (function () {
function TreeVirtualScroll(treeModel) {
var _this = this;
this.treeModel = treeModel;
this.yBlocks = 0;
this.x = 0;
this.viewportHeight = null;
this.viewport = null;
treeModel.virtualScroll = this;
this._dispose = [autorun(function () { return _this.fixScroll(); })];
}
Object.defineProperty(TreeVirtualScroll.prototype, "y", {
get: function () {
return this.yBlocks * Y_EPSILON;
},
enumerable: true,
configurable: true
});
Object.defineProperty(TreeVirtualScroll.prototype, "totalHeight", {
get: function () {
return this.treeModel.virtualRoot ? this.treeModel.virtualRoot.height : 0;
},
enumerable: true,
configurable: true
});
TreeVirtualScroll.prototype.fireEvent = function (event) {
this.treeModel.fireEvent(event);
};
TreeVirtualScroll.prototype.init = function () {
var _this = this;
var fn = this.recalcPositions.bind(this);
fn();
this._dispose = this._dispose.concat([
reaction(function () { return _this.treeModel.roots; }, fn),
reaction(function () { return _this.treeModel.expandedNodeIds; }, fn),
reaction(function () { return _this.treeModel.hiddenNodeIds; }, fn)
]);
this.treeModel.subscribe(TREE_EVENTS.loadNodeChildren, fn);
};
TreeVirtualScroll.prototype.isEnabled = function () {
return this.treeModel.options.useVirtualScroll;
};
TreeVirtualScroll.prototype._setYBlocks = function (value) {
this.yBlocks = value;
};
TreeVirtualScroll.prototype.recalcPositions = function () {
this.treeModel.virtualRoot.height = this._getPositionAfter(this.treeModel.getVisibleRoots(), 0);
};
TreeVirtualScroll.prototype._getPositionAfter = function (nodes, startPos) {
var _this = this;
var position = startPos;
nodes.forEach(function (node) {
node.position = position;
position = _this._getPositionAfterNode(node, position);
});
return position;
};
TreeVirtualScroll.prototype._getPositionAfterNode = function (node, startPos) {
var position = node.getSelfHeight() + startPos;
if (node.children && node.isExpanded) { // TBD: consider loading component as well
position = this._getPositionAfter(node.visibleChildren, position);
}
node.height = position - startPos;
return position;
};
TreeVirtualScroll.prototype.clear = function () {
this._dispose.forEach(function (d) { return d(); });
};
TreeVirtualScroll.prototype.setViewport = function (viewport) {
Object.assign(this, {
viewport: viewport,
x: viewport.scrollLeft,
yBlocks: Math.round(viewport.scrollTop / Y_EPSILON),
viewportHeight: viewport.getBoundingClientRect ? viewport.getBoundingClientRect().height : 0
});
};
TreeVirtualScroll.prototype.scrollIntoView = function (node, force, scrollToMiddle) {
if (scrollToMiddle === void 0) { scrollToMiddle = true; }
if (node.options.scrollContainer) {
var scrollContainer = node.options.scrollContainer;
var scrollContainerHeight = scrollContainer.getBoundingClientRect().height;
var scrollContainerTop = scrollContainer.getBoundingClientRect().top;
var nodeTop = this.viewport.getBoundingClientRect().top + node.position - scrollContainerTop;
if (force || // force scroll to node
nodeTop < scrollContainer.scrollTop || // node is above scroll container
nodeTop + node.getSelfHeight() > scrollContainer.scrollTop + scrollContainerHeight) { // node is below container
scrollContainer.scrollTop = scrollToMiddle ?
nodeTop - scrollContainerHeight / 2 : // scroll to middle
nodeTop; // scroll to start
}
}
else {
if (force || // force scroll to node
node.position < this.y || // node is above viewport
node.position + node.getSelfHeight() > this.y + this.viewportHeight) { // node is below viewport
if (this.viewport) {
this.viewport.scrollTop = scrollToMiddle ?
node.position - this.viewportHeight / 2 : // scroll to middle
node.position; // scroll to start
this._setYBlocks(Math.floor(this.viewport.scrollTop / Y_EPSILON));
}
}
}
};
TreeVirtualScroll.prototype.getViewportNodes = function (nodes) {
var _this = this;
if (!nodes)
return [];
var visibleNodes = nodes.filter(function (node) { return !node.isHidden; });
if (!this.isEnabled())
return visibleNodes;
if (!this.viewportHeight || !visibleNodes.length)
return [];
// Search for first node in the viewport using binary search
// Look for first node that starts after the beginning of the viewport (with buffer)
// Or that ends after the beginning of the viewport
var firstIndex = binarySearch(visibleNodes, function (node) {
return (node.position + Y_OFFSET > _this.y) ||
(node.position + node.height > _this.y);
});
// Search for last node in the viewport using binary search
// Look for first node that starts after the end of the viewport (with buffer)
var lastIndex = binarySearch(visibleNodes, function (node) {
return node.position - Y_OFFSET > _this.y + _this.viewportHeight;
}, firstIndex);
var viewportNodes = [];
// Loading async top nodes' children is too long.
// It happens when first node is visible withing viewport range (including Y_OFFSET).
// In that case firstIndex == 0 and lastIndex == visibleNodes.length - 1 (e.g. 1000),
// which means that it loops through every visibleNodes item and push them into viewportNodes array.
// lastIndex should not equal visibleNodes.length - 1, but something around 50-100 (depending on the viewport)
var nodeHeight = visibleNodes[0].treeModel.options.options.nodeHeight;
var renderedNodesMaxLength = (Y_OFFSET * 2 + this.viewportHeight) / nodeHeight;
// Something is probably wrong, prevent nodes from being pushed to an array.
if (lastIndex - firstIndex > renderedNodesMaxLength) {
return [];
}
for (var i = firstIndex; i <= lastIndex; i++) {
viewportNodes.push(visibleNodes[i]);
}
return viewportNodes;
};
TreeVirtualScroll.prototype.fixScroll = function () {
var maxY = Math.max(0, this.totalHeight - this.viewportHeight);
if (this.y < 0)
this._setYBlocks(0);
if (this.y > maxY)
this._setYBlocks(maxY / Y_EPSILON);
};
TreeVirtualScroll.decorators = [
{ type: Injectable },
];
/** @nocollapse */
TreeVirtualScroll.ctorParameters = function () { return [
{ type: TreeModel }
]; };
__decorate([
observable,
__metadata("design:type", Object)
], TreeVirtualScroll.prototype, "yBlocks", void 0);
__decorate([
observable,
__metadata("design:type", Object)
], TreeVirtualScroll.prototype, "x", void 0);
__decorate([
observable,
__metadata("design:type", Object)
], TreeVirtualScroll.prototype, "viewportHeight", void 0);
__decorate([
computed,
__metadata("design:type", Object),
__metadata("design:paramtypes", [])
], TreeVirtualScroll.prototype, "y", null);
__decorate([
computed,
__metadata("design:type", Object),
__metadata("design:paramtypes", [])
], TreeVirtualScroll.prototype, "totalHeight", null);
__decorate([
action,
__metadata("design:type", Function),
__metadata("design:paramtypes", [Object]),
__metadata("design:returntype", void 0)
], TreeVirtualScroll.prototype, "_setYBlocks", null);
__decorate([
action,
__metadata("design:type", Function),
__metadata("design:paramtypes", []),
__metadata("design:returntype", void 0)
], TreeVirtualScroll.prototype, "recalcPositions", null);
__decorate([
action,
__metadata("design:type", Function),
__metadata("design:paramtypes", [Object]),
__metadata("design:returntype", void 0)
], TreeVirtualScroll.prototype, "setViewport", null);
__decorate([
action,
__metadata("design:type", Function),
__metadata("design:paramtypes", [Object, Object, Object]),
__metadata("design:returntype", void 0)
], TreeVirtualScroll.prototype, "scrollIntoView", null);
return TreeVirtualScroll;
}());
export { TreeVirtualScroll };
function binarySearch(nodes, condition, firstIndex) {
if (firstIndex === void 0) { firstIndex = 0; }
var index = firstIndex;
var toIndex = nodes.length - 1;
while (index !== toIndex) {
var midIndex = Math.floor((index + toIndex) / 2);
if (condition(nodes[midIndex])) {
toIndex = midIndex;
}
else {
if (index === midIndex)
index = toIndex;
else
index = midIndex;
}
}
return index;
}
//# sourceMappingURL=data:application/json;base64,{"version":3,"file":"tree-virtual-scroll.model.js","sourceRoot":"","sources":["../../lib/models/tree-virtual-scroll.model.ts"],"names":[],"mappings":";;;;;;;;;AAAA,OAAO,EAAE,UAAU,EAAE,MAAM,eAAe,CAAC;AAC3C,OAAO,EAAE,UAAU,EAAE,QAAQ,EAAE,MAAM,EAAE,OAAO,EAAE,QAAQ,EAAE,MAAM,MAAM,CAAC;AACvE,OAAO,EAAE,SAAS,EAAE,MAAM,cAAc,CAAC;AACzC,OAAO,EAAE,WAAW,EAAE,MAAM,qBAAqB,CAAC;AAElD,IAAM,QAAQ,GAAG,GAAG,CAAC,CAAC,2EAA2E;AACjG,IAAM,SAAS,GAAG,GAAG,CAAC,CAAC,kEAAkE;AAEzF;IAiBE,2BAAoB,SAAoB;QAAxC,iBAGC;QAHmB,cAAS,GAAT,SAAS,CAAW;QAb5B,YAAO,GAAG,CAAC,CAAC;QACZ,MAAC,GAAG,CAAC,CAAC;QACN,mBAAc,GAAG,IAAI,CAAC;QAClC,aAAQ,GAAG,IAAI,CAAC;QAWd,SAAS,CAAC,aAAa,GAAG,IAAI,CAAC;QAC/B,IAAI,CAAC,QAAQ,GAAG,CAAC,OAAO,CAAC,cAAM,OAAA,KAAI,CAAC,SAAS,EAAE,EAAhB,CAAgB,CAAC,CAAC,CAAC;IACpD,CAAC;IAXS,sBAAI,gCAAC;aAAL;YACR,OAAO,IAAI,CAAC,OAAO,GAAG,SAAS,CAAC;QAClC,CAAC;;;OAAA;IAES,sBAAI,0CAAW;aAAf;YACR,OAAO,IAAI,CAAC,SAAS,CAAC,WAAW,CAAC,CAAC,CAAC,IAAI,CAAC,SAAS,CAAC,WAAW,CAAC,MAAM,CAAC,CAAC,CAAC,CAAC,CAAC;QAC5E,CAAC;;;OAAA;IAOD,qCAAS,GAAT,UAAU,KAAK;QACb,IAAI,CAAC,SAAS,CAAC,SAAS,CAAC,KAAK,CAAC,CAAC;IAClC,CAAC;IAED,gCAAI,GAAJ;QAAA,iBAWC;QAVC,IAAM,EAAE,GAAG,IAAI,CAAC,eAAe,CAAC,IAAI,CAAC,IAAI,CAAC,CAAC;QAE3C,EAAE,EAAE,CAAC;QACL,IAAI,CAAC,QAAQ,GACR,IAAI,CAAC,QAAQ;YAChB,QAAQ,CAAC,cAAM,OAAA,KAAI,CAAC,SAAS,CAAC,KAAK,EAApB,CAAoB,EAAE,EAAE,CAAC;YACxC,QAAQ,CAAC,cAAM,OAAA,KAAI,CAAC,SAAS,CAAC,eAAe,EAA9B,CAA8B,EAAE,EAAE,CAAC;YAClD,QAAQ,CAAC,cAAM,OAAA,KAAI,CAAC,SAAS,CAAC,aAAa,EAA5B,CAA4B,EAAE,EAAE,CAAC;UACjD,CAAC;QACF,IAAI,CAAC,SAAS,CAAC,SAAS,CAAC,WAAW,CAAC,gBAAgB,EAAE,EAAE,CAAC,CAAC;IAC7D,CAAC;IAED,qCAAS,GAAT;QACE,OAAO,IAAI,CAAC,SAAS,CAAC,OAAO,CAAC,gBAAgB,CAAC;IACjD,CAAC;IAEe,uCAAW,GAAnB,UAAoB,KAAK;QAC/B,IAAI,CAAC,OAAO,GAAG,KAAK,CAAC;IACvB,CAAC;IAEO,2CAAe,GAAf;QACN,IAAI,CAAC,SAAS,CAAC,WAAW,CAAC,MAAM,GAAG,IAAI,CAAC,iBAAiB,CAAC,IAAI,CAAC,SAAS,CAAC,eAAe,EAAE,EAAE,CAAC,CAAC,CAAC;IAClG,CAAC;IAEO,6CAAiB,GAAzB,UAA0B,KAAK,EAAE,QAAQ;QAAzC,iBAQC;QAPC,IAAI,QAAQ,GAAG,QAAQ,CAAC;QAExB,KAAK,CAAC,OAAO,CAAC,UAAC,IAAI;YACjB,IAAI,CAAC,QAAQ,GAAG,QAAQ,CAAC;YACzB,QAAQ,GAAG,KAAI,CAAC,qBAAqB,CAAC,IAAI,EAAE,QAAQ,CAAC,CAAC;QACxD,CAAC,CAAC,CAAC;QACH,OAAO,QAAQ,CAAC;IAClB,CAAC;IAEO,iDAAqB,GAA7B,UAA8B,IAAI,EAAE,QAAQ;QAC1C,IAAI,QAAQ,GAAG,IAAI,CAAC,aAAa,EAAE,GAAG,QAAQ,CAAC;QAE/C,IAAI,IAAI,CAAC,QAAQ,IAAI,IAAI,CAAC,UAAU,EAAE,EAAE,0CAA0C;YAChF,QAAQ,GAAG,IAAI,CAAC,iBAAiB,CAAC,IAAI,CAAC,eAAe,EAAE,QAAQ,CAAC,CAAC;SACnE;QACD,IAAI,CAAC,MAAM,GAAG,QAAQ,GAAG,QAAQ,CAAC;QAClC,OAAO,QAAQ,CAAC;IAClB,CAAC;IAGD,iCAAK,GAAL;QACE,IAAI,CAAC,QAAQ,CAAC,OAAO,CAAC,UAAC,CAAC,IAAK,OAAA,CAAC,EAAE,EAAH,CAAG,CAAC,CAAC;IACpC,CAAC;IAEO,uCAAW,GAAX,UAAY,QAAQ;QAC1B,MAAM,CAAC,MAAM,CAAC,IAAI,EAAE;YAClB,QAAQ,UAAA;YACR,CAAC,EAAE,QAAQ,CAAC,UAAU;YACtB,OAAO,EAAE,IAAI,CAAC,KAAK,CAAC,QAAQ,CAAC,SAAS,GAAG,SAAS,CAAC;YACnD,cAAc,EAAE,QAAQ,CAAC,qBAAqB,CAAC,CAAC,CAAC,QAAQ,CAAC,qBAAqB,EAAE,CAAC,MAAM,CAAC,CAAC,CAAC,CAAC;SAC7F,CAAC,CAAC;IACL,CAAC;IAEO,0CAAc,GAAd,UAAe,IAAI,EAAE,KAAK,EAAE,cAAqB;QAArB,+BAAA,EAAA,qBAAqB;QACvD,IAAI,IAAI,CAAC,OAAO,CAAC,eAAe,EAAE;YAChC,IAAM,eAAe,GAAG,IAAI,CAAC,OAAO,CAAC,eAAe,CAAC;YACrD,IAAM,qBAAqB,GAAG,eAAe,CAAC,qBAAqB,EAAE,CAAC,MAAM,CAAC;YAC7E,IAAM,kBAAkB,GAAG,eAAe,CAAC,qBAAqB,EAAE,CAAC,GAAG,CAAC;YACvE,IAAM,OAAO,GAAG,IAAI,CAAC,QAAQ,CAAC,qBAAqB,EAAE,CAAC,GAAG,GAAG,IAAI,CAAC,QAAQ,GAAG,kBAAkB,CAAC;YAE/F,IAAI,KAAK,IAAI,uBAAuB;gBAClC,OAAO,GAAG,eAAe,CAAC,SAAS,IAAI,iCAAiC;gBACxE,OAAO,GAAG,IAAI,CAAC,aAAa,EAAE,GAAG,eAAe,CAAC,SAAS,GAAG,qBAAqB,EAAE,EAAE,0BAA0B;gBAChH,eAAe,CAAC,SAAS,GAAG,cAAc,CAAC,CAAC;oBAC1C,OAAO,GAAG,qBAAqB,GAAG,CAAC,CAAC,CAAC,CAAC,mBAAmB;oBACzD,OAAO,CAAC,CAAC,kBAAkB;aAC9B;SACF;aAAM;YACL,IAAI,KAAK,IAAI,uBAAuB;gBAClC,IAAI,CAAC,QAAQ,GAAG,IAAI,CAAC,CAAC,IAAI,yBAAyB;gBACnD,IAAI,CAAC,QAAQ,GAAG,IAAI,CAAC,aAAa,EAAE,GAAG,IAAI,CAAC,CAAC,GAAG,IAAI,CAAC,cAAc,EAAE,EAAE,yBAAyB;gBAChG,IAAI,IAAI,CAAC,QAAQ,EAAE;oBACjB,IAAI,CAAC,QAAQ,CAAC,SAAS,GAAG,cAAc,CAAC,CAAC;wBAC1C,IAAI,CAAC,QAAQ,GAAG,IAAI,CAAC,cAAc,GAAG,CAAC,CAAC,CAAC,CAAC,mBAAmB;wBAC7D,IAAI,CAAC,QAAQ,CAAC,CAAC,kBAAkB;oBAEjC,IAAI,CAAC,WAAW,CAAC,IAAI,CAAC,KAAK,CAAC,IAAI,CAAC,QAAQ,CAAC,SAAS,GAAG,SAAS,CAAC,CAAC,CAAC;iBACnE;aACF;SACF;IACH,CAAC;IAED,4CAAgB,GAAhB,UAAiB,KAAK;QAAtB,iBA2CC;QA1CC,IAAI,CAAC,KAAK;YAAE,OAAO,EAAE,CAAC;QAEtB,IAAM,YAAY,GAAG,KAAK,CAAC,MAAM,CAAC,UAAC,IAAI,IAAK,OAAA,CAAC,IAAI,CAAC,QAAQ,EAAd,CAAc,CAAC,CAAC;QAE5D,IAAI,CAAC,IAAI,CAAC,SAAS,EAAE;YAAE,OAAO,YAAY,CAAC;QAE3C,IAAI,CAAC,IAAI,CAAC,cAAc,IAAI,CAAC,YAAY,CAAC,MAAM;YAAE,OAAO,EAAE,CAAC;QAE5D,4DAA4D;QAC5D,oFAAoF;QACpF,mDAAmD;QACnD,IAAM,UAAU,GAAG,YAAY,CAAC,YAAY,EAAE,UAAC,IAAI;YACjD,OAAO,CAAC,IAAI,CAAC,QAAQ,GAAG,QAAQ,GAAG,KAAI,CAAC,CAAC,CAAC;gBACnC,CAAC,IAAI,CAAC,QAAQ,GAAG,IAAI,CAAC,MAAM,GAAG,KAAI,CAAC,CAAC,CAAC,CAAC;QAChD,CAAC,CAAC,CAAC;QAEH,2DAA2D;QAC3D,8EAA8E;QAC9E,IAAM,SAAS,GAAG,YAAY,CAAC,YAAY,EAAE,UAAC,IAAI;YAChD,OAAO,IAAI,CAAC,QAAQ,GAAG,QAAQ,GAAG,KAAI,CAAC,CAAC,GAAG,KAAI,CAAC,cAAc,CAAC;QACjE,CAAC,EAAE,UAAU,CAAC,CAAC;QAEf,IAAM,aAAa,GAAG,EAAE,CAAC;QAEzB,iDAAiD;QACjD,qFAAqF;QACrF,qFAAqF;QACrF,oGAAoG;QACpG,8GAA8G;QAC9G,IAAM,UAAU,GAAG,YAAY,CAAC,CAAC,CAAC,CAAC,SAAS,CAAC,OAAO,CAAC,OAAO,CAAC,UAAU,CAAC;QACxE,IAAM,sBAAsB,GAAG,CAAC,QAAQ,GAAG,CAAC,GAAG,IAAI,CAAC,cAAc,CAAC,GAAG,UAAU,CAAC;QAEjF,4EAA4E;QAC5E,IAAI,SAAS,GAAG,UAAU,GAAG,sBAAsB,EAAE;YACnD,OAAO,EAAE,CAAC;SACX;QAED,KAAK,IAAI,CAAC,GAAG,UAAU,EAAE,CAAC,IAAI,SAAS,EAAE,CAAC,EAAE,EAAE;YAC5C,aAAa,CAAC,IAAI,CAAC,YAAY,CAAC,CAAC,CAAC,CAAC,CAAC;SACrC;QAED,OAAO,aAAa,CAAC;IACvB,CAAC;IAED,qCAAS,GAAT;QACE,IAAM,IAAI,GAAG,IAAI,CAAC,GAAG,CAAC,CAAC,EAAE,IAAI,CAAC,WAAW,GAAG,IAAI,CAAC,cAAc,CAAC,CAAC;QAEjE,IAAI,IAAI,CAAC,CAAC,GAAG,CAAC;YAAE,IAAI,CAAC,WAAW,CAAC,CAAC,CAAC,CAAC;QACpC,IAAI,IAAI,CAAC,CAAC,GAAG,IAAI;YAAE,IAAI,CAAC,WAAW,CAAC,IAAI,GAAG,SAAS,CAAC,CAAC;IACxD,CAAC;;gBApKF,UAAU;;;;gBANF,SAAS;;IAUJ;QAAX,UAAU;;sDAAa;IACZ;QAAX,UAAU;;gDAAO;IACN;QAAX,UAAU;;6DAAuB;IAGxB;QAAT,QAAQ;;;8CAER;IAES;QAAT,QAAQ;;;wDAER;IA4BO;QAAP,MAAM;;;;wDAEN;IAEO;QAAP,MAAM;;;;4DAEN;IA2BO;QAAP,MAAM;;;;wDAON;IAEO;QAAP,MAAM;;;;2DA2BN;IAqDH,wBAAC;CAAA,AArKD,IAqKC;SApKY,iBAAiB;AAsK9B,sBAAsB,KAAK,EAAE,SAAS,EAAE,UAAc;IAAd,2BAAA,EAAA,cAAc;IACpD,IAAI,KAAK,GAAG,UAAU,CAAC;IACvB,IAAI,OAAO,GAAG,KAAK,CAAC,MAAM,GAAG,CAAC,CAAC;IAE/B,OAAO,KAAK,KAAK,OAAO,EAAE;QACxB,IAAI,QAAQ,GAAG,IAAI,CAAC,KAAK,CAAC,CAAC,KAAK,GAAG,OAAO,CAAC,GAAG,CAAC,CAAC,CAAC;QAEjD,IAAI,SAAS,CAAC,KAAK,CAAC,QAAQ,CAAC,CAAC,EAAE;YAC9B,OAAO,GAAG,QAAQ,CAAC;SACpB;aACI;YACH,IAAI,KAAK,KAAK,QAAQ;gBAAE,KAAK,GAAG,OAAO,CAAC;;gBACnC,KAAK,GAAG,QAAQ,CAAC;SACvB;KACF;IACD,OAAO,KAAK,CAAC;AACf,CAAC","sourcesContent":["import { Injectable } from '@angular/core';\nimport { observable, computed, action, autorun, reaction } from 'mobx';\nimport { TreeModel } from './tree.model';\nimport { TREE_EVENTS } from '../constants/events';\n\nconst Y_OFFSET = 500; // Extra pixels outside the viewport, in each direction, to render nodes in\nconst Y_EPSILON = 150; // Minimum pixel change required to recalculate the rendered nodes\n\n@Injectable()\nexport class TreeVirtualScroll {\n  private _dispose: any;\n\n  @observable yBlocks = 0;\n  @observable x = 0;\n  @observable viewportHeight = null;\n  viewport = null;\n\n  @computed get y() {\n    return this.yBlocks * Y_EPSILON;\n  }\n\n  @computed get totalHeight() {\n    return this.treeModel.virtualRoot ? this.treeModel.virtualRoot.height : 0;\n  }\n\n  constructor(private treeModel: TreeModel) {\n    treeModel.virtualScroll = this;\n    this._dispose = [autorun(() => this.fixScroll())];\n  }\n\n  fireEvent(event) {\n    this.treeModel.fireEvent(event);\n  }\n\n  init() {\n    const fn = this.recalcPositions.bind(this);\n\n    fn();\n    this._dispose = [\n      ...this._dispose,\n      reaction(() => this.treeModel.roots, fn),\n      reaction(() => this.treeModel.expandedNodeIds, fn),\n      reaction(() => this.treeModel.hiddenNodeIds, fn)\n    ];\n    this.treeModel.subscribe(TREE_EVENTS.loadNodeChildren, fn);\n  }\n\n  isEnabled() {\n    return this.treeModel.options.useVirtualScroll;\n  }\n\n  @action private _setYBlocks(value) {\n    this.yBlocks = value;\n  }\n\n  @action recalcPositions() {\n    this.treeModel.virtualRoot.height = this._getPositionAfter(this.treeModel.getVisibleRoots(), 0);\n  }\n\n  private _getPositionAfter(nodes, startPos) {\n    let position = startPos;\n\n    nodes.forEach((node) => {\n      node.position = position;\n      position = this._getPositionAfterNode(node, position);\n    });\n    return position;\n  }\n\n  private _getPositionAfterNode(node, startPos) {\n    let position = node.getSelfHeight() + startPos;\n\n    if (node.children && node.isExpanded) { // TBD: consider loading component as well\n      position = this._getPositionAfter(node.visibleChildren, position);\n    }\n    node.height = position - startPos;\n    return position;\n  }\n\n\n  clear() {\n    this._dispose.forEach((d) => d());\n  }\n\n  @action setViewport(viewport) {\n    Object.assign(this, {\n      viewport,\n      x: viewport.scrollLeft,\n      yBlocks: Math.round(viewport.scrollTop / Y_EPSILON),\n      viewportHeight: viewport.getBoundingClientRect ? viewport.getBoundingClientRect().height : 0\n    });\n  }\n\n  @action scrollIntoView(node, force, scrollToMiddle = true) {\n    if (node.options.scrollContainer) {\n      const scrollContainer = node.options.scrollContainer;\n      const scrollContainerHeight = scrollContainer.getBoundingClientRect().height;\n      const scrollContainerTop = scrollContainer.getBoundingClientRect().top;\n      const nodeTop = this.viewport.getBoundingClientRect().top + node.position - scrollContainerTop;\n\n      if (force || // force scroll to node\n        nodeTop < scrollContainer.scrollTop || // node is above scroll container\n        nodeTop + node.getSelfHeight() > scrollContainer.scrollTop + scrollContainerHeight) { // node is below container\n        scrollContainer.scrollTop = scrollToMiddle ?\n          nodeTop - scrollContainerHeight / 2 : // scroll to middle\n          nodeTop; // scroll to start\n      }\n    } else {\n      if (force || // force scroll to node\n        node.position < this.y || // node is above viewport\n        node.position + node.getSelfHeight() > this.y + this.viewportHeight) { // node is below viewport\n        if (this.viewport) {\n          this.viewport.scrollTop = scrollToMiddle ?\n          node.position - this.viewportHeight / 2 : // scroll to middle\n          node.position; // scroll to start\n\n          this._setYBlocks(Math.floor(this.viewport.scrollTop / Y_EPSILON));\n        }\n      }\n    }\n  }\n\n  getViewportNodes(nodes) {\n    if (!nodes) return [];\n\n    const visibleNodes = nodes.filter((node) => !node.isHidden);\n\n    if (!this.isEnabled()) return visibleNodes;\n\n    if (!this.viewportHeight || !visibleNodes.length) return [];\n\n    // Search for first node in the viewport using binary search\n    // Look for first node that starts after the beginning of the viewport (with buffer)\n    // Or that ends after the beginning of the viewport\n    const firstIndex = binarySearch(visibleNodes, (node) => {\n      return (node.position + Y_OFFSET > this.y) ||\n             (node.position + node.height > this.y);\n    });\n\n    // Search for last node in the viewport using binary search\n    // Look for first node that starts after the end of the viewport (with buffer)\n    const lastIndex = binarySearch(visibleNodes, (node) => {\n      return node.position - Y_OFFSET > this.y + this.viewportHeight;\n    }, firstIndex);\n\n    const viewportNodes = [];\n\n    // Loading async top nodes' children is too long.\n    // It happens when first node is visible withing viewport range (including Y_OFFSET).\n    // In that case firstIndex == 0 and lastIndex == visibleNodes.length - 1 (e.g. 1000),\n    // which means that it loops through every visibleNodes item and push them into viewportNodes array.\n    // lastIndex should not equal visibleNodes.length - 1, but something around 50-100 (depending on the viewport)\n    const nodeHeight = visibleNodes[0].treeModel.options.options.nodeHeight;\n    const renderedNodesMaxLength = (Y_OFFSET * 2 + this.viewportHeight) / nodeHeight;\n\n    // Something is probably wrong, prevent nodes from being pushed to an array.\n    if (lastIndex - firstIndex > renderedNodesMaxLength) {\n      return [];\n    }\n\n    for (let i = firstIndex; i <= lastIndex; i++) {\n      viewportNodes.push(visibleNodes[i]);\n    }\n\n    return viewportNodes;\n  }\n\n  fixScroll() {\n    const maxY = Math.max(0, this.totalHeight - this.viewportHeight);\n\n    if (this.y < 0) this._setYBlocks(0);\n    if (this.y > maxY) this._setYBlocks(maxY / Y_EPSILON);\n  }\n}\n\nfunction binarySearch(nodes, condition, firstIndex = 0) {\n  let index = firstIndex;\n  let toIndex = nodes.length - 1;\n\n  while (index !== toIndex) {\n    let midIndex = Math.floor((index + toIndex) / 2);\n\n    if (condition(nodes[midIndex])) {\n      toIndex = midIndex;\n    }\n    else {\n      if (index === midIndex) index = toIndex;\n      else index = midIndex;\n    }\n  }\n  return index;\n}\n"]}