ngx-split-view
Version:
A resizable flex-box split layout component for Angular
485 lines (451 loc) • 22.6 kB
JavaScript
(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('@angular/core'), require('rxjs'), require('rxjs/operators'), require('split.js')) :
typeof define === 'function' && define.amd ? define('ngx-split-view', ['exports', '@angular/core', 'rxjs', 'rxjs/operators', 'split.js'], factory) :
(global = global || self, factory(global['ngx-split-view'] = {}, global.ng.core, global.rxjs, global.rxjs.operators, global.Split));
}(this, (function (exports, core, rxjs, operators, Split) { 'use strict';
Split = Split && Object.prototype.hasOwnProperty.call(Split, 'default') ? Split['default'] : Split;
/*! *****************************************************************************
Copyright (c) Microsoft Corporation.
Permission to use, copy, modify, and/or distribute this software for any
purpose with or without fee is hereby granted.
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
PERFORMANCE OF THIS SOFTWARE.
***************************************************************************** */
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var SplitPaneDirective = /** @class */ (function () {
function SplitPaneDirective(viewContainerRef) {
this.viewContainerRef = viewContainerRef;
this.splitRatio = 1;
this.minSize = 100;
this.sizeChanges = new rxjs.Subject();
this.minSizeChanges = new rxjs.Subject();
}
SplitPaneDirective.prototype.ngOnChanges = function (changes) {
if (changes.splitRatio) {
this.sizeChanges.next();
}
if (changes.minSize) {
this.minSizeChanges.next();
}
};
SplitPaneDirective.ctorParameters = function () { return [
{ type: core.ViewContainerRef }
]; };
__decorate([
core.Input()
], SplitPaneDirective.prototype, "splitRatio", void 0);
__decorate([
core.Input()
], SplitPaneDirective.prototype, "minSize", void 0);
SplitPaneDirective = __decorate([
core.Directive({
// tslint:disable-next-line: directive-selector
selector: '[splitPane]'
})
], SplitPaneDirective);
return SplitPaneDirective;
}());
var SplitViewGutterDirective = /** @class */ (function () {
function SplitViewGutterDirective(template) {
this.template = template;
}
SplitViewGutterDirective.ctorParameters = function () { return [
{ type: core.TemplateRef }
]; };
SplitViewGutterDirective = __decorate([
core.Directive({
// tslint:disable-next-line: directive-selector
selector: '[gutterTemplate]'
})
], SplitViewGutterDirective);
return SplitViewGutterDirective;
}());
var SplitViewComponent = /** @class */ (function () {
function SplitViewComponent(viewContainerRef) {
this.viewContainerRef = viewContainerRef;
this.dragging = new core.EventEmitter();
this.dragStart = new core.EventEmitter();
this.dragEnd = new core.EventEmitter();
this.expandToMin = false;
this.gutterSize = 10;
this.gutterAlign = 'center';
this.snapOffset = 30;
this.dragInterval = 1;
this.direction = 'horizontal';
this.subscriptions = new rxjs.Subscription();
}
Object.defineProperty(SplitViewComponent.prototype, "isHorizontal", {
get: function () { return this.direction === 'horizontal'; },
enumerable: true,
configurable: true
});
Object.defineProperty(SplitViewComponent.prototype, "isVertical", {
get: function () { return this.direction === 'vertical'; },
enumerable: true,
configurable: true
});
SplitViewComponent.prototype.ngOnChanges = function (changes) {
if (changes.direction ||
changes.gutterSize ||
changes.gutterAlign ||
changes.snapOffset ||
changes.dragInterval ||
changes.expandToMin) {
this.refresh();
}
};
SplitViewComponent.prototype.ngAfterContentInit = function () {
var _this = this;
var splitPaneChanges = this.splitPanes.changes
.pipe(operators.startWith(this.splitPanes));
var childrenChanges = splitPaneChanges
.subscribe(function () { return _this.refresh(); });
var sizeChanges = splitPaneChanges
.pipe(operators.switchMap(function () { return _this.splitPanes.map(function (p) { return p.sizeChanges; }); }), operators.mergeAll())
.subscribe(function () { var _a; return (_a = _this.split) === null || _a === void 0 ? void 0 : _a.setSizes(_this.getSizes()); });
var dragEndEvents = this.dragEnd
.pipe(operators.map(function (event) { return event.sizes; }))
.subscribe(function (sizes) {
var panes = _this.splitPanes.toArray();
for (var i = 0; i < panes.length; i++) {
panes[i].splitRatio = sizes[i];
}
});
this.subscriptions.add(childrenChanges);
this.subscriptions.add(sizeChanges);
this.subscriptions.add(dragEndEvents);
};
SplitViewComponent.prototype.ngOnDestroy = function () {
this.subscriptions.unsubscribe();
this.destroySplit();
};
SplitViewComponent.prototype.refresh = function () {
var _this = this;
this.destroySplit();
if (!this.splitPanes || this.splitPanes.length === 0) {
return;
}
var panes = new Array();
var minSizes = new Array();
this.splitPanes.forEach(function (d) {
panes.push(d.viewContainerRef.element.nativeElement);
minSizes.push(d.minSize);
});
var splitOptions = {
sizes: this.getSizes(),
minSize: minSizes,
expandToMin: this.expandToMin,
gutterSize: this.gutterSize,
gutterAlign: this.gutterAlign,
snapOffset: this.snapOffset,
dragInterval: this.dragInterval,
direction: this.direction,
elementStyle: function (dimension, size, gutterSize) { return ({
flexBasis: 'calc(' + size + '% - ' + gutterSize + 'px)'
}); },
gutterStyle: function (dimension, gutterSize) { return ({
flexBasis: gutterSize + 'px'
}); },
onDrag: function (sizes) {
if (_this.dragging.observers.length > 0) {
_this.dragging.emit({ source: _this, sizes: sizes });
}
},
onDragStart: function (sizes) { return _this.dragStart.emit({ source: _this, sizes: sizes }); },
onDragEnd: function (sizes) { return _this.dragEnd.emit({ source: _this, sizes: sizes }); }
};
if (this.gutterDef) {
splitOptions.gutter = function (index, direction) {
var view = _this.viewContainerRef.createEmbeddedView(_this.gutterDef.template);
var elements = view.rootNodes.filter(function (e) { return e instanceof HTMLElement; });
if (elements.length !== 1) {
throw new Error('Gutter template must contain exactly one element');
}
return elements[0];
};
}
this.split = Split(panes, splitOptions);
};
SplitViewComponent.prototype.destroySplit = function () {
if (!this.split) {
return;
}
this.viewContainerRef.clear();
this.split.destroy(false, !!this.gutterDef);
this.split = undefined;
};
SplitViewComponent.prototype.getSizes = function () {
var panes = new Array();
var ratios = new Array();
var totalSize = 0;
this.splitPanes.forEach(function (d) {
panes.push(d.viewContainerRef.element.nativeElement);
var sanitizedSize = d.splitRatio >= 0 ? d.splitRatio : 0;
ratios.push(sanitizedSize);
totalSize += sanitizedSize;
});
return ratios.map(function (size) { return (size / totalSize) * 100; });
};
SplitViewComponent.ctorParameters = function () { return [
{ type: core.ViewContainerRef }
]; };
__decorate([
core.Output()
], SplitViewComponent.prototype, "dragging", void 0);
__decorate([
core.Output()
], SplitViewComponent.prototype, "dragStart", void 0);
__decorate([
core.Output()
], SplitViewComponent.prototype, "dragEnd", void 0);
__decorate([
core.Input()
], SplitViewComponent.prototype, "expandToMin", void 0);
__decorate([
core.Input()
], SplitViewComponent.prototype, "gutterSize", void 0);
__decorate([
core.Input()
], SplitViewComponent.prototype, "gutterAlign", void 0);
__decorate([
core.Input()
], SplitViewComponent.prototype, "snapOffset", void 0);
__decorate([
core.Input()
], SplitViewComponent.prototype, "dragInterval", void 0);
__decorate([
core.Input()
], SplitViewComponent.prototype, "direction", void 0);
__decorate([
core.ContentChildren(SplitPaneDirective)
], SplitViewComponent.prototype, "splitPanes", void 0);
__decorate([
core.ContentChild(SplitViewGutterDirective, { static: true })
], SplitViewComponent.prototype, "gutterDef", void 0);
__decorate([
core.HostBinding('class.split-view-horizontal')
], SplitViewComponent.prototype, "isHorizontal", null);
__decorate([
core.HostBinding('class.split-view-vertical')
], SplitViewComponent.prototype, "isVertical", null);
SplitViewComponent = __decorate([
core.Component({
// tslint:disable-next-line: component-selector
selector: 'split-view',
template: '<ng-content select="[splitPane]"></ng-content>',
changeDetection: core.ChangeDetectionStrategy.OnPush,
styles: [":host{display:flex}:host.split-view-horizontal{flex-direction:row}:host.split-view-vertical{flex-direction:column}::ng-deep .gutter.gutter-horizontal{cursor:col-resize}::ng-deep .gutter.gutter-vertical{cursor:row-resize}"]
})
], SplitViewComponent);
return SplitViewComponent;
}());
var SplitViewModule = /** @class */ (function () {
function SplitViewModule() {
}
SplitViewModule = __decorate([
core.NgModule({
declarations: [
SplitPaneDirective,
SplitViewGutterDirective,
SplitViewComponent
],
exports: [
SplitPaneDirective,
SplitViewGutterDirective,
SplitViewComponent
]
})
], SplitViewModule);
return SplitViewModule;
}());
exports.SplitPaneDirective = SplitPaneDirective;
exports.SplitViewComponent = SplitViewComponent;
exports.SplitViewGutterDirective = SplitViewGutterDirective;
exports.SplitViewModule = SplitViewModule;
Object.defineProperty(exports, '__esModule', { value: true });
})));
//# sourceMappingURL=ngx-split-view.umd.js.map