94 lines
2.9 KiB
TypeScript
94 lines
2.9 KiB
TypeScript
import { _decorator, Component, EventMouse, JsonAsset, Label, Layout, math, Node, ScrollView, UITransform } from 'cc';
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import { getAllRichTexts, hideToBottom, isBrahmic, updateLang, wrapTextBySpace } from './Tools';
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import { getCsymbol, getLanguage } from 'db://assets/Loading/scripts/comm';
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const { ccclass, property } = _decorator;
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@ccclass('Rules')
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export class Rules extends Component {
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@property(JsonAsset)
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langJson: JsonAsset | null = null;
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dict = null;
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scrollView: ScrollView = null
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scrollSpeed = 1;
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protected onLoad(): void {
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this.dict = this.langJson.json[getLanguage()] ?? this.langJson.json["en"];
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this.scrollView = this.node.getChildByName("ScrollView").getComponent(ScrollView)
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this.scrollView.node.on('scrolling', this.onScrolling, this);
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this.node.on(Node.EventType.MOUSE_WHEEL, this.onMouseWheel, this);
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}
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protected onDisable(): void {
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this.scrollView.node.on('scrolling', this.onScrolling, this);
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this.node.off(Node.EventType.MOUSE_WHEEL, this.onMouseWheel, this);
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}
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start() {
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this.updateLang();
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let lyt = this.scrollView.content.getComponent(Layout)
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lyt.updateLayout();
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lyt.enabled = false;
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this.refreshVisibleZone(this.scrollView.getScrollOffset())
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}
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updateLang() {
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let langText = updateLang(this.node, this.dict, getLanguage())
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//有一条规则内容要获取货币符号显示
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const content = this.node.getChildByName("ScrollView").getComponent(ScrollView).content
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const Label_1_3 = content.getChildByName("Label_1_3").getComponent(Label)
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let str = Label_1_3.string.replace("{currencySymbol}", getCsymbol())
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Label_1_3.string = str
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}
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clickCloseRules() {
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const destroyFunc = () => { this.node.destroy() }
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hideToBottom(this.node, destroyFunc)
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}
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onScrolling(scrollView: ScrollView) {
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this.refreshVisibleZone(scrollView.getScrollOffset())
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}
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// 只显示上下相邻的区域，远离view 窗口的content内容都隐藏掉
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refreshVisibleZone(offset: math.Vec2) {
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let height = this.scrollView.node.getChildByName("view").getComponent(UITransform).height
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this.scrollView.content.children.forEach(child => {
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let pos = child.position
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if (Math.abs(-offset.y - pos.y) < (height + 300)) {
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child.active = true
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} else {
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child.active = false
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}
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})
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}
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onMouseWheel(event: EventMouse) {
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// console.log("鼠标滚动")
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// deltaY > 0：向下滚；deltaY < 0：向上滚
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const delta = event.getScrollY() * this.scrollSpeed;
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// 获取当前滚动位置
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const offset = this.scrollView.getScrollOffset();
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let vec2 = offset.add2f(0, -delta)
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this.refreshVisibleZone(vec2)
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// 更新纵向滚动
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this.scrollView.scrollToOffset(vec2, 0.1, true);
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}
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}
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