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209 lines
11 KiB
JavaScript
209 lines
11 KiB
JavaScript
"use strict";
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var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
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var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
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if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
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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;
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return c > 3 && r && Object.defineProperty(target, key, r), r;
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};
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var __metadata = (this && this.__metadata) || function (k, v) {
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if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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var core_1 = require("@angular/core");
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var common_1 = require("@angular/common");
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var domhandler_1 = require("../dom/domhandler");
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var ScrollPanel = /** @class */ (function () {
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function ScrollPanel(el, zone) {
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this.el = el;
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this.zone = zone;
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this.timeoutFrame = function (fn) { return setTimeout(fn, 0); };
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}
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ScrollPanel.prototype.ngAfterViewInit = function () {
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var _this = this;
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this.zone.runOutsideAngular(function () {
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_this.moveBar();
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_this.moveBar = _this.moveBar.bind(_this);
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_this.onXBarMouseDown = _this.onXBarMouseDown.bind(_this);
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_this.onYBarMouseDown = _this.onYBarMouseDown.bind(_this);
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_this.onDocumentMouseMove = _this.onDocumentMouseMove.bind(_this);
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_this.onDocumentMouseUp = _this.onDocumentMouseUp.bind(_this);
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window.addEventListener('resize', _this.moveBar);
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_this.contentViewChild.nativeElement.addEventListener('scroll', _this.moveBar);
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_this.contentViewChild.nativeElement.addEventListener('mouseenter', _this.moveBar);
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_this.xBarViewChild.nativeElement.addEventListener('mousedown', _this.onXBarMouseDown);
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_this.yBarViewChild.nativeElement.addEventListener('mousedown', _this.onYBarMouseDown);
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_this.calculateContainerHeight();
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_this.initialized = true;
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});
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};
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ScrollPanel.prototype.calculateContainerHeight = function () {
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var container = this.containerViewChild.nativeElement;
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var content = this.contentViewChild.nativeElement;
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var xBar = this.xBarViewChild.nativeElement;
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var containerStyles = getComputedStyle(container), xBarStyles = getComputedStyle(xBar), pureContainerHeight = domhandler_1.DomHandler.getHeight(container) - parseInt(xBarStyles['height'], 10);
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if (containerStyles['max-height'] != "none" && pureContainerHeight == 0) {
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if (content.offsetHeight + parseInt(xBarStyles['height'], 10) > parseInt(containerStyles['max-height'], 10)) {
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container.style.height = containerStyles['max-height'];
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}
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else {
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container.style.height = content.offsetHeight + parseFloat(containerStyles.paddingTop) + parseFloat(containerStyles.paddingBottom) + parseFloat(containerStyles.borderTopWidth) + parseFloat(containerStyles.borderBottomWidth) + "px";
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}
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}
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};
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ScrollPanel.prototype.moveBar = function () {
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var _this = this;
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var container = this.containerViewChild.nativeElement;
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var content = this.contentViewChild.nativeElement;
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/* horizontal scroll */
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var xBar = this.xBarViewChild.nativeElement;
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var totalWidth = content.scrollWidth;
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var ownWidth = content.clientWidth;
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var bottom = (container.clientHeight - xBar.clientHeight) * -1;
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this.scrollXRatio = ownWidth / totalWidth;
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/* vertical scroll */
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var yBar = this.yBarViewChild.nativeElement;
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var totalHeight = content.scrollHeight;
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var ownHeight = content.clientHeight;
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var right = (container.clientWidth - yBar.clientWidth) * -1;
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this.scrollYRatio = ownHeight / totalHeight;
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this.requestAnimationFrame(function () {
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if (_this.scrollXRatio >= 1) {
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domhandler_1.DomHandler.addClass(xBar, 'ui-scrollpanel-hidden');
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}
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else {
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domhandler_1.DomHandler.removeClass(xBar, 'ui-scrollpanel-hidden');
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xBar.style.cssText = 'width:' + Math.max(_this.scrollXRatio * 100, 10) + '%; left:' + (content.scrollLeft / totalWidth) * 100 + '%;bottom:' + bottom + 'px;';
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}
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if (_this.scrollYRatio >= 1) {
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domhandler_1.DomHandler.addClass(yBar, 'ui-scrollpanel-hidden');
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}
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else {
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domhandler_1.DomHandler.removeClass(yBar, 'ui-scrollpanel-hidden');
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yBar.style.cssText = 'height:' + Math.max(_this.scrollYRatio * 100, 10) + '%; top: calc(' + (content.scrollTop / totalHeight) * 100 + '% - ' + xBar.clientHeight + 'px);right:' + right + 'px;';
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}
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});
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};
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ScrollPanel.prototype.onYBarMouseDown = function (e) {
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this.isYBarClicked = true;
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this.lastPageY = e.pageY;
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domhandler_1.DomHandler.addClass(this.yBarViewChild.nativeElement, 'ui-scrollpanel-grabbed');
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domhandler_1.DomHandler.addClass(document.body, 'ui-scrollpanel-grabbed');
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document.addEventListener('mousemove', this.onDocumentMouseMove);
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document.addEventListener('mouseup', this.onDocumentMouseUp);
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e.preventDefault();
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};
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ScrollPanel.prototype.onXBarMouseDown = function (e) {
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this.isXBarClicked = true;
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this.lastPageX = e.pageX;
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domhandler_1.DomHandler.addClass(this.xBarViewChild.nativeElement, 'ui-scrollpanel-grabbed');
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domhandler_1.DomHandler.addClass(document.body, 'ui-scrollpanel-grabbed');
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document.addEventListener('mousemove', this.onDocumentMouseMove);
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document.addEventListener('mouseup', this.onDocumentMouseUp);
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e.preventDefault();
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};
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ScrollPanel.prototype.onDocumentMouseMove = function (e) {
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if (this.isXBarClicked) {
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this.onMouseMoveForXBar(e);
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}
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else if (this.isYBarClicked) {
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this.onMouseMoveForYBar(e);
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}
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else {
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this.onMouseMoveForXBar(e);
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this.onMouseMoveForYBar(e);
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}
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};
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ScrollPanel.prototype.onMouseMoveForXBar = function (e) {
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var _this = this;
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var deltaX = e.pageX - this.lastPageX;
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this.lastPageX = e.pageX;
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this.requestAnimationFrame(function () {
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_this.contentViewChild.nativeElement.scrollLeft += deltaX / _this.scrollXRatio;
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});
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};
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ScrollPanel.prototype.onMouseMoveForYBar = function (e) {
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var _this = this;
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var deltaY = e.pageY - this.lastPageY;
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this.lastPageY = e.pageY;
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this.requestAnimationFrame(function () {
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_this.contentViewChild.nativeElement.scrollTop += deltaY / _this.scrollYRatio;
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});
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};
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ScrollPanel.prototype.scrollTop = function (scrollTop) {
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var scrollableHeight = this.contentViewChild.nativeElement.scrollHeight - this.contentViewChild.nativeElement.clientHeight;
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scrollTop = scrollTop > scrollableHeight ? scrollableHeight : scrollTop > 0 ? scrollTop : 0;
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this.contentViewChild.nativeElement.scrollTop = scrollTop;
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};
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ScrollPanel.prototype.onDocumentMouseUp = function (e) {
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domhandler_1.DomHandler.removeClass(this.yBarViewChild.nativeElement, 'ui-scrollpanel-grabbed');
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domhandler_1.DomHandler.removeClass(this.xBarViewChild.nativeElement, 'ui-scrollpanel-grabbed');
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domhandler_1.DomHandler.removeClass(document.body, 'ui-scrollpanel-grabbed');
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document.removeEventListener('mousemove', this.onDocumentMouseMove);
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document.removeEventListener('mouseup', this.onDocumentMouseUp);
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this.isXBarClicked = false;
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this.isYBarClicked = false;
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};
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ScrollPanel.prototype.requestAnimationFrame = function (f) {
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var frame = window.requestAnimationFrame || this.timeoutFrame;
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frame(f);
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};
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ScrollPanel.prototype.ngOnDestroy = function () {
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if (this.initialized) {
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window.removeEventListener('resize', this.moveBar);
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this.contentViewChild.nativeElement.removeEventListener('scroll', this.moveBar);
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this.contentViewChild.nativeElement.removeEventListener('mouseenter', this.moveBar);
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this.xBarViewChild.nativeElement.removeEventListener('mousedown', this.onXBarMouseDown);
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this.yBarViewChild.nativeElement.removeEventListener('mousedown', this.onYBarMouseDown);
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}
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};
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ScrollPanel.prototype.refresh = function () {
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this.moveBar();
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};
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__decorate([
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core_1.Input(),
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__metadata("design:type", Object)
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], ScrollPanel.prototype, "style", void 0);
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__decorate([
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core_1.Input(),
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__metadata("design:type", String)
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], ScrollPanel.prototype, "styleClass", void 0);
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__decorate([
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core_1.ViewChild('container'),
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__metadata("design:type", core_1.ElementRef)
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], ScrollPanel.prototype, "containerViewChild", void 0);
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__decorate([
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core_1.ViewChild('content'),
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__metadata("design:type", core_1.ElementRef)
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], ScrollPanel.prototype, "contentViewChild", void 0);
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__decorate([
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core_1.ViewChild('xBar'),
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__metadata("design:type", core_1.ElementRef)
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], ScrollPanel.prototype, "xBarViewChild", void 0);
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__decorate([
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core_1.ViewChild('yBar'),
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__metadata("design:type", core_1.ElementRef)
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], ScrollPanel.prototype, "yBarViewChild", void 0);
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ScrollPanel = __decorate([
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core_1.Component({
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selector: 'p-scrollPanel',
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template: "\n <div #container [ngClass]=\"'ui-scrollpanel ui-widget ui-widget-content ui-corner-all'\" [ngStyle]=\"style\" [class]=\"styleClass\">\n <div class=\"ui-scrollpanel-wrapper\">\n <div #content class=\"ui-scrollpanel-content\">\n <ng-content></ng-content>\n </div>\n </div>\n <div #xBar class=\"ui-scrollpanel-bar ui-scrollpanel-bar-x\"></div>\n <div #yBar class=\"ui-scrollpanel-bar ui-scrollpanel-bar-y\"></div> \n </div>\n "
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}),
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__metadata("design:paramtypes", [core_1.ElementRef, core_1.NgZone])
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], ScrollPanel);
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return ScrollPanel;
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}());
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exports.ScrollPanel = ScrollPanel;
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var ScrollPanelModule = /** @class */ (function () {
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function ScrollPanelModule() {
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}
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ScrollPanelModule = __decorate([
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core_1.NgModule({
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imports: [common_1.CommonModule],
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exports: [ScrollPanel],
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declarations: [ScrollPanel]
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})
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], ScrollPanelModule);
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return ScrollPanelModule;
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}());
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exports.ScrollPanelModule = ScrollPanelModule;
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//# sourceMappingURL=scrollpanel.js.map
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