<template>
  <!-- #ifdef APP -->
  <scroll-view style="flex: 1">
  <!-- #endif -->
    <view>
      <page-head :title="title"></page-head>

      <view class="uni-padding-wrap uni-common-mt">
        <view class="uni-title">
          <text class="uni-title-text">text相关属性示例</text>
        </view>

        <view class="uni-title">
          <text class="uni-subtitle-text">根据宽度自动折行</text>
        </view>
        <view class="text-box">
          <text>{{ multiLineText }}</text>
        </view>

        <view class="uni-title">
          <text class="uni-subtitle-text">\\n换行</text>
        </view>
        <view class="text-box">
          <text>\n 换行</text>
          <text>\\n 换行</text>
          <text>\\\n 换行</text>
          <text>\n 换行 \\n 换行 \\\n 换行 \\\\n 换行 \\\\\n 换行</text>
          <text space="nbsp">HBuilderX，轻巧、极速，极客编辑器;\nuni-app x，终极跨平台方案;</text>
        </view>

        <view class="uni-title">
          <text class="uni-subtitle-text">截断（clip）</text>
        </view>
        <view class="text-box">
          <text class="uni-flex-item" style="width: 100%;text-overflow: clip;white-space: nowrap;">{{
            multiLineText
          }}</text>
        </view>

        <view class="uni-title">
          <text class="uni-subtitle-text">截断（ellipsis）</text>
        </view>
        <view class="text-box">
          <text class="uni-flex-item" style="width: 100%;text-overflow: ellipsis;white-space: nowrap;">{{
            multiLineText
          }}</text>
        </view>

        <view class="uni-title">
          <text class="uni-subtitle-text">selectable</text>
        </view>
        <view class="text-box">
          <text :selectable="true">{{ singleLineText }}</text>
        </view>

        <view class="uni-title">
          <text class="uni-subtitle-text">space</text>
          <text class="uni-subtitle-text">依次为nbsp ensp emsp效果</text>
        </view>
        <view class="text-box">
          <text space="nbsp">{{ singleLineText }}</text>
          <text space="ensp">{{ singleLineText }}</text>
          <text space="emsp">{{ singleLineText }}</text>
        </view>

        <view class="uni-title">
          <text class="uni-subtitle-text">decode</text>
          <text class="uni-subtitle-text">依次为lt gt amp apos nbsp ensp emsp效果</text>
        </view>
        <view class="text-box">
          <text :decode="true">{{ decodeStr }}</text>
          <text :decode="true">uni-app&nbsp;x，终极跨平台方案</text>
          <text :decode="true">uni-app&ensp;x，终极跨平台方案</text>
          <text :decode="true">uni-app&emsp;x，终极跨平台方案</text>
        </view>

        <view class="uni-title">
          <text class="uni-subtitle-text">嵌套1</text>
        </view>
        <view class="text-box">
          <text @tap="nestedText1Tap">一级节点黑色
            <text style="color: red;background-color: yellow;" @tap="nestedText2Tap">二级节点红色且背景色黄色
              <text style="text-decoration-line:underline;color:blue;" @tap="nestedText3Tap">App三级节点不继承二级的颜色</text>
            </text>
            <text style="font-size: 50px">二级节点大字体</text>
          </text>
        </view>

        <view class="uni-title">
          <text class="uni-subtitle-text">嵌套2</text>
        </view>
        <view class="text-box">
          <text>
            <text>文字应居中显示</text>
          </text>
        </view>

        <view class="uni-title">
          <text class="uni-subtitle-text">padding和border</text>
        </view>
        <view class="text-box">
          <text class="text-padding-border">hello uni-app x</text>
          <text class="text-padding-border" style="width: 200px;">hello uni-app x</text>
          <text class="text-padding-border" style="height: 100px;">hello uni-app x</text>
          <text class="text-padding-border" style="width: 200px;height: 100px;">hello uni-app x</text>
        </view>

        <view class="uni-title">
          <text class="uni-subtitle-text">含换行符的多行文本(3行)，但不自动换行，可横向滚动</text>
        </view>
        <scroll-view class="text-container" direction="horizontal">
          <text style="white-space: nowrap;align-self: flex-start;">HBuilderX，轻巧、极速，极客编辑器；\nuni-app x，是下一代 uni-app，是一个跨平台应用开发引擎。uni-app x 是一个庞大的工程，它包括uts语言、uvue渲染引擎、uni的组件和API、以及扩展机制。\nuts是一门类ts的、跨平台的、新语言。</text>
        </scroll-view>

        <!-- #ifdef APP -->
        <view class="uni-title">
          <text class="uni-subtitle-text">点击事件测试</text>
        </view>
        <view class="text-box" style="flex-direction: row;">
          <text class="text-icon" style="background-color: aqua;" @tap="iconTap">{{String.fromCharCode(parseInt('E650',16))}}</text>
          <text class="text-icon" style="background-color: yellow;" @tap="iconTap2">{{String.fromCharCode(parseInt('EA08',16))}}</text>
        </view>
        <!-- #endif -->

        <view v-if="autoTest">
          <view class="uni-row">
            <text id="empty-text"></text>
          </view>
          <view class="uni-row">
            <text id="empty-text2">{{emptyText}}</text>
          </view>
          <view class="uni-row">
            <text id="empty-text3" style="width: 100px;height: 100px;">{{emptyText}}</text>
          </view>
          <text>一级节点文本
            <text>二级节点文本
              <text id="nested-text">{{nestedText}}</text>
            </text>
          </text>
          <text id="height-text" style="height: 50px;">{{heightText}}</text>
          <text style="position: fixed;" id="nested-text2" @tap="nestedText1TapForTest">1
            <text @tap="nestedText2TapForTest">2
              <text>3</text>
            </text>
          </text>
        </view>
      </view>
    </view>
  <!-- #ifdef APP -->
  </scroll-view>
  <!-- #endif -->
</template>

<script>
  export default {
    data() {
      return {
        decodeStr: '&lt; &gt; &amp; &apos;',
        title: 'text-props',
        multiLineText:
          'HBuilderX，轻巧、极速，极客编辑器；uni-app x，终极跨平台方案；uts，大一统语言；HBuilderX，轻巧、极速，极客编辑器；uni-app x，终极跨平台方案；uts，大一统语言',
        singleLineText: 'uni-app x，终极跨平台方案',
        // 自动化测试
        autoTest: false,
        nestedText: '三级节点文本',
        emptyText: '空文本',
        heightText: '设置高度文本',
        isNestedText1TapTriggered: false,
        isNestedText2TapTriggered: false
      }
    },
    methods: {
      nestedText1Tap() {
        uni.showModal({
          title: '点击了',
          content: '一级节点黑色',
          showCancel: false
        });
      },
      nestedText2Tap(e : UniPointerEvent) {
        e.stopPropagation();
        uni.showModal({
          title: '点击了',
          content: '二级节点红色且背景色黄色',
          showCancel: false
        });
      },
      nestedText3Tap(e : UniPointerEvent) {
        e.stopPropagation();
        uni.showModal({
          title: '点击了',
          content: 'App三级节点不继承二级的颜色',
          showCancel: false
        });
      },
      iconTap() {
        uni.showModal({
          title: '点击了',
          content: '字体图标1',
          showCancel: false
        });
      },
      iconTap2() {
        uni.showModal({
          title: '点击了',
          content: '字体图标2',
          showCancel: false
        });
      },
      // 自动化测试
      setNestedText() {
        this.nestedText = "修改三级节点文本";
      },
      setEmptyText() {
        this.emptyText = "";
      },
      setHeightText() {
        this.heightText = "修改设置高度文本";
      },
      getBoundingClientRectForTest() : DOMRect | null {
        return uni.getElementById('nested-text2')?.getBoundingClientRect();
      },
      nestedText1TapForTest() {
        this.isNestedText1TapTriggered = true;
      },
      nestedText2TapForTest() {
        this.isNestedText2TapTriggered = true;
      }
    }
  }
</script>

<style>
  .text-box {
    margin-bottom: 20px;
    padding: 20px 0;
    background-color: #ffffff;
    justify-content: center;
    align-items: center;
  }

  .text-container {
    width: 100%;
    background-color: #ffffff;
    padding: 10px;
  }

  .text {
    font-size: 15px;
    color: #353535;
    line-height: 27px;
    text-align: center;
  }

  .text-padding-border {
    margin-top: 5px;
    padding: 20px;
    border: 5px solid red;
    text-align: center;
  }

  .text-icon {
    font-family: uni-icon;
    font-size: 100px;
  }
</style>