81 lines
2.2 KiB
TypeScript
81 lines
2.2 KiB
TypeScript
import {
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_decorator,
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Component,
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Label,
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Node,
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Overflow,
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Size,
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UITransform,
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} from "cc";
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import Tools from "../../utils/tools";
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const { ccclass, property } = _decorator;
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@ccclass("DialogBubble")
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export class DialogBubble extends Component {
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@property(UITransform)
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bg: UITransform = null;
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@property(Label)
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content: Label = null;
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@property(UITransform)
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contentT: UITransform = null;
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fixMaxWidth: number;
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init(maxWidth: number = 650) {
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this.fixMaxWidth = maxWidth;
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}
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updateBubbleContent(str: string, callback?: (actualHeight: number) => void) {
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this.content.overflow = Overflow.NONE;
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// 设置文本内容
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this.content.string = str;
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// 计算最大宽度（估算）
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const lines = str.split("\n");
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let maxWidth = 0;
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for (const line of lines) {
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let lineWidth = 0;
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if (Tools.IsChinese(line)) {
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lineWidth = 30 * line.length;
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} else {
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lineWidth = 18 * line.length;
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}
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maxWidth = Math.max(maxWidth, lineWidth);
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}
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if (maxWidth > this.fixMaxWidth)
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this.content.overflow = Overflow.RESIZE_HEIGHT;
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// 限制最大宽度
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const contentWidth = Math.min(maxWidth, this.fixMaxWidth);
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// 设置内容区域宽度，让Label自动计算高度
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this.contentT.setContentSize(new Size(contentWidth, 0));
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this.bg.setContentSize(new Size(contentWidth + 17, 0));
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// 强制更新Label的渲染数据以获取正确的高度
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this.content.updateRenderData(true);
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// 等待一帧后获取Label的实际高度
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this.scheduleOnce(() => {
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const actualSize =
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this.content.node.getComponent(UITransform).contentSize;
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// 更新内容区域的实际大小
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//this.contentT.setContentSize(new Size(contentWidth, actualHeight));
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// 根据内容大小调整背景大小，添加适当的内边距
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//const bgHeight = actualHeight + 17;
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this.bg.setContentSize(new Size(actualSize.x + 30, actualSize.y + 10));
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// 回调通知实际高度
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if (callback) {
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callback(actualSize.y);
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}
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}, 0);
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// 返回预估的背景高度（用于同步计算）
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const estimatedHeight = Math.max(lines.length * 35 + 20, 60); // 最小高度60
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return estimatedHeight;
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}
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}
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