mirror of
https://github.com/blanking003/cx-cocos.git
synced 2024-12-25 19:29:02 +00:00
107 lines
2.8 KiB
TypeScript
107 lines
2.8 KiB
TypeScript
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import {_decorator, Component, Node, PageView, EventTouch} from 'cc';
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const {ccclass} = _decorator;
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@ccclass('cxui.pageView')
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class CxuiPageView extends Component
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{
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page!: Component;
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pageView!: PageView;
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loop: boolean = false;
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callback?: Function;
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slideEventDisabled?: boolean;
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autoScrollDisabled: number = 0;
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cancelClickCallback!: boolean;
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//添加自动滚动及循环滚动能力
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//autoScrollSeconds: 自动滚动间隔秒
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//loop: 是否循环滚动
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initAutoScroll (page: Component, viewName: string, autoScrollSeconds: number, loop: boolean, callback?: Function)
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{
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var view: Node = cx.gn(page, viewName);
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this.page = page;
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this.pageView = view.getComponent(PageView)!;
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this.loop = loop;
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this.callback = callback;
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if (autoScrollSeconds > 0)
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{
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this.schedule(this.autoScroll, autoScrollSeconds);
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view.on(Node.EventType.TOUCH_START, this.onTouchStart, this);
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view.on(Node.EventType.TOUCH_MOVE, this.onTouchMove, this);
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view.on(Node.EventType.TOUCH_END, this.onTouchEnd, this);
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view.on(Node.EventType.TOUCH_CANCEL, this.onTouchCancel, this);
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}
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if (loop)
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{
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view.on(PageView.EventType.SCROLL_ENDED, this.onScrollEnded, this);
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}
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this.slideEventDisabled = this.node.slideEventDisabled;
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}
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onTouchStart (event: EventTouch)
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{
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this.autoScrollDisabled = 2;
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this.node.slideEventDisabled = true;
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this.cancelClickCallback = false;
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}
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onTouchMove (event: EventTouch)
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{
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this.cancelClickCallback = this.cancelClickCallback || (Math.abs(event.getLocation().x - event.getStartLocation().x) > 15 || Math.abs(event.getLocation().y - event.getStartLocation().y) > 15);
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}
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onTouchEnd ()
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{
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this.onTouchCancel();
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!this.cancelClickCallback && this.callback && this.callback.call(this.page, this.pageView.getPages()[this.pageView.getCurrentPageIndex()]);
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}
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onTouchCancel ()
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{
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this.autoScrollDisabled = 1; //有操作干扰，忽略一次自动滚动
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this.node.slideEventDisabled = this.slideEventDisabled;
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}
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autoScroll ()
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{
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if (this.autoScrollDisabled)
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{
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if (this.autoScrollDisabled == 1)
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this.autoScrollDisabled = 0;
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return;
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}
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var pages = this.pageView.getPages();
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if (pages.length > 1)
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{
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var currentIndex = this.pageView.getCurrentPageIndex();
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if (currentIndex < pages.length - 1)
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this.pageView.scrollToPage(currentIndex + 1, 1.5);
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}
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}
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onScrollEnded ()
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{
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var pages = this.pageView.getPages();
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var currentIndex = this.pageView.getCurrentPageIndex();
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if (currentIndex == pages.length - 1)
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{
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var first = pages[0];
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this.pageView.removePage(first);
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this.pageView.addPage(first);
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}
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else if (currentIndex == 0)
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{
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var last = pages[pages.length - 1];
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last.active = false;
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this.pageView.removePage(last);
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this.pageView.insertPage(last, 0);
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this.pageView.scrollToPage(1, 0);
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last.active = true;
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}
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}
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}
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