Merge branch 'dev' into 'master'

test3

See merge request !17

HtmlTextUtils.java

+package com.tyw.colortest.tools;
+
+import android.graphics.Color;
+import android.text.Html;
+import android.text.SpannableStringBuilder;
+import android.text.Spanned;
+import android.text.style.AbsoluteSizeSpan;
+import android.text.style.ForegroundColorSpan;
+import android.text.style.StyleSpan;
+import android.graphics.Typeface;
+import android.widget.TextView;
+import com.tyw.colortest.bean.InfoDataBean;
+import java.util.List;
+
+/**
+ * HTML文本工具类
+ * 用于将InfoDataBean数据转换为HTML格式并显示在TextView上
+ */
+public class HtmlTextUtils {
+
+    /**
+     * 将InfoDataBean列表转换为HTML字符串
+     * @param dataList InfoDataBean列表
+     * @return HTML格式的字符串
+     */
+    public static String convertToHtml(List<InfoDataBean> dataList) {
+        if (dataList == null || dataList.isEmpty()) {
+            return "";
+        }
+
+        StringBuilder htmlBuilder = new StringBuilder();
+        
+        for (InfoDataBean item : dataList) {
+            // 开始构建HTML标签
+            htmlBuilder.append("<font");
+            
+            // 添加颜色属性
+            if (item.getColor() != null && !item.getColor().isEmpty()) {
+                htmlBuilder.append(" color=\"").append(item.getColor()).append("\"");
+            }
+            
+            htmlBuilder.append(">");
+            
+            // 处理字体大小 - 使用big/small标签来模拟大小变化
+            int bigCount = 0;
+            int smallCount = 0;
+            
+            if (item.getSize() > 0) {
+                if (item.getSize() >= 24) {
+                    // 大字体：使用多个big标签
+                    bigCount = Math.min(3, (item.getSize() - 16) / 8); // 最多3个big标签
+                } else if (item.getSize() <= 12) {
+                    // 小字体：使用small标签
+                    smallCount = Math.min(2, (16 - item.getSize()) / 4); // 最多2个small标签
+                }
+            }
+            
+            // 添加big标签
+            for (int i = 0; i < bigCount; i++) {
+                htmlBuilder.append("<big>");
+            }
+            
+            // 添加small标签
+            for (int i = 0; i < smallCount; i++) {
+                htmlBuilder.append("<small>");
+            }
+            
+            // 如果需要加粗，添加<b>标签
+            if (item.isBold()) {
+                htmlBuilder.append("<b>");
+            }
+            
+            // 添加文本内容，处理换行符
+            String text = item.getText();
+            if (text != null) {
+                // 将\n转换为<br>
+                text = text.replace("\n", "<br>");
+                htmlBuilder.append(text);
+            }
+            
+            // 关闭加粗标签
+            if (item.isBold()) {
+                htmlBuilder.append("</b>");
+            }
+            
+            // 关闭small标签
+            for (int i = 0; i < smallCount; i++) {
+                htmlBuilder.append("</small>");
+            }
+            
+            // 关闭big标签
+            for (int i = 0; i < bigCount; i++) {
+                htmlBuilder.append("</big>");
+            }
+            
+            // 关闭font标签
+            htmlBuilder.append("</font>");
+        }
+        
+        return htmlBuilder.toString();
+    }
+
+    /**
+     * 将InfoDataBean列表转换为SpannableStringBuilder（更精确的样式控制）
+     * @param dataList InfoDataBean列表
+     * @return SpannableStringBuilder对象
+     */
+    public static SpannableStringBuilder convertToSpannable(List<InfoDataBean> dataList) {
+        SpannableStringBuilder builder = new SpannableStringBuilder();
+        
+        if (dataList == null || dataList.isEmpty()) {
+            return builder;
+        }
+        
+        for (InfoDataBean item : dataList) {
+            String text = item.getText();
+            if (text == null) {
+                continue;
+            }
+            
+            int start = builder.length();
+            builder.append(text);
+            int end = builder.length();
+            
+            // 设置颜色
+            if (item.getColor() != null && !item.getColor().isEmpty()) {
+                try {
+                    int color = Color.parseColor(item.getColor());
+                    builder.setSpan(new ForegroundColorSpan(color), start, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
+                } catch (IllegalArgumentException e) {
+                    // 颜色解析失败，忽略
+                }
+            }
+            
+            // 设置字体大小
+            if (item.getSize() > 0) {
+                builder.setSpan(new AbsoluteSizeSpan(item.getSize(), true), start, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
+            }
+            
+            // 设置加粗
+            if (item.isBold()) {
+                builder.setSpan(new StyleSpan(Typeface.BOLD), start, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
+            }
+        }
+        
+        return builder;
+    }
+
+    /**
+     * 将InfoDataBean列表转换为更现代的HTML字符串（使用span标签和CSS样式）
+     * @param dataList InfoDataBean列表
+     * @return HTML格式的字符串
+     */
+    public static String convertToModernHtml(List<InfoDataBean> dataList) {
+        if (dataList == null || dataList.isEmpty()) {
+            return "";
+        }
+
+        StringBuilder htmlBuilder = new StringBuilder();
+        
+        for (InfoDataBean item : dataList) {
+            // 使用span标签和style属性
+            htmlBuilder.append("<span style=\"");
+            
+            // 添加颜色样式
+            if (item.getColor() != null && !item.getColor().isEmpty()) {
+                htmlBuilder.append("color:").append(item.getColor()).append(";");
+            }
+            
+            // 添加字体大小样式
+            if (item.getSize() > 0) {
+                htmlBuilder.append("font-size:").append(item.getSize()).append("px;");
+            }
+            
+            // 添加加粗样式
+            if (item.isBold()) {
+                htmlBuilder.append("font-weight:bold;");
+            }
+            
+            htmlBuilder.append("\">");
+            
+            // 添加文本内容，处理换行符
+            String text = item.getText();
+            if (text != null) {
+                // 将\n转换为<br>
+                text = text.replace("\n", "<br>");
+                htmlBuilder.append(text);
+            }
+            
+            htmlBuilder.append("</span>");
+        }
+        
+        return htmlBuilder.toString();
+    }
+
+    /**
+     * 直接将JSON字符串解析并设置到TextView
+     * @param textView 目标TextView
+     * @param jsonString JSON字符串
+     */
+    public static void setJsonToTextView(TextView textView, String jsonString) {
+        try {
+            List<InfoDataBean> dataList = InfoDataBean.parseFromJson(jsonString);
+            setDataToTextView(textView, dataList);
+        } catch (Exception e) {
+            e.printStackTrace();
+            textView.setText("JSON解析失败: " + e.getMessage());
+        }
+    }
+
+    /**
+     * 将InfoDataBean列表设置到TextView（使用SpannableStringBuilder，样式更精确）
+     * @param textView 目标TextView
+     * @param dataList InfoDataBean列表
+     */
+    public static void setDataToTextView(TextView textView, List<InfoDataBean> dataList) {
+        if (textView == null) {
+            return;
+        }
+
+        if (dataList == null || dataList.isEmpty()) {
+            textView.setText("");
+            return;
+        }
+
+        // 使用SpannableStringBuilder来获得更精确的样式控制
+        SpannableStringBuilder spannableText = convertToSpannable(dataList);
+        textView.setText(spannableText);
+    }
+
+    /**
+     * 将InfoDataBean列表设置到TextView（使用HTML方式）
+     * @param textView 目标TextView
+     * @param dataList InfoDataBean列表
+     */
+    public static void setDataToTextViewWithHtml(TextView textView, List<InfoDataBean> dataList) {
+        if (textView == null) {
+            return;
+        }
+
+        if (dataList == null || dataList.isEmpty()) {
+            textView.setText("");
+            return;
+        }
+
+        // 转换为HTML并设置到TextView
+        String htmlText = convertToHtml(dataList);
+        
+        // 使用Html.fromHtml()将HTML字符串转换为Spanned对象
+        Spanned spannedText;
+        if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.N) {
+            spannedText = Html.fromHtml(htmlText, Html.FROM_HTML_MODE_LEGACY);
+        } else {
+            spannedText = Html.fromHtml(htmlText);
+        }
+        
+        textView.setText(spannedText);
+    }
+
+    /**
+     * 示例：解析你提供的JSON并显示到TextView
+     * @param textView 目标TextView
+     */
+    public static void showExampleInTextView(TextView textView) {
+        String jsonData = "[\n" +
+                "  {\n" +
+                "    \"text\": \"行人匆忙脚步，\",\n" +
+                "    \"color\": \"#33aaff\",\n" +
+                "    \"size\": 20,\n" +
+                "    \"bold\": true\n" +
+                "  },\n" +
+                "  {\n" +
+                "    \"text\": \"霓虹倒影闪烁。\\n\",\n" +
+                "    \"color\": \"#ffbb33\",\n" +
+                "    \"size\": 23,\n" +
+                "    \"bold\": false\n" +
+                "  }\n" +
+                "]";
+
+        setJsonToTextView(textView, jsonData);
+    }
+}
\ No newline at end of file

JsonParseExample.java

+package com.tyw.colortest.tools;
+
+import android.widget.TextView;
+import com.tyw.colortest.bean.InfoDataBean;
+import java.util.List;
+
+/**
+ * JSON解析使用示例
+ * 展示如何将JSON数据解析并显示到TextView上
+ */
+public class JsonParseExample {
+
+    /**
+     * 示例：解析你提供的JSON数据并显示到TextView
+     * @param textView 目标TextView
+     */
+    public static void parseAndShowExample(TextView textView) {
+        // 你提供的JSON数据
+        String jsonData = "[\n" +
+                "  {\n" +
+                "    \"text\": \"行人匆忙脚步，\",\n" +
+                "    \"color\": \"#33aaff\",\n" +
+                "    \"size\": 20,\n" +
+                "    \"bold\": true\n" +
+                "  },\n" +
+                "  {\n" +
+                "    \"text\": \"霓虹倒影闪烁。\\n\",\n" +
+                "    \"color\": \"#ffbb33\",\n" +
+                "    \"size\": 23,\n" +
+                "    \"bold\": false\n" +
+                "  }\n" +
+                "]";
+
+        // 直接将JSON解析并设置到TextView
+        HtmlTextUtils.setJsonToTextView(textView, jsonData);
+    }
+
+    /**
+     * 示例：解析JSON数据（控制台输出）
+     */
+    public static void parseExample() {
+        // 你提供的JSON数据
+        String jsonData = "[\n" +
+                "  {\n" +
+                "    \"text\": \"行人匆忙脚步，\",\n" +
+                "    \"color\": \"#33aaff\",\n" +
+                "    \"size\": 20,\n" +
+                "    \"bold\": true\n" +
+                "  },\n" +
+                "  {\n" +
+                "    \"text\": \"霓虹倒影闪烁。\\n\",\n" +
+                "    \"color\": \"#ffbb33\",\n" +
+                "    \"size\": 23,\n" +
+                "    \"bold\": false\n" +
+                "  }\n" +
+                "]";
+
+        // 解析JSON数据
+        List<InfoDataBean> dataList = InfoDataBean.parseFromJson(jsonData);
+
+        // 使用解析后的数据
+        if (dataList != null) {
+            for (InfoDataBean item : dataList) {
+                System.out.println("文本: " + item.getText());
+                System.out.println("颜色: " + item.getColor());
+                System.out.println("大小: " + item.getSize());
+                System.out.println("加粗: " + item.isBold());
+                System.out.println("---");
+            }
+            
+            // 转换为HTML并输出
+            String html = HtmlTextUtils.convertToHtml(dataList);
+            System.out.println("生成的HTML: " + html);
+        }
+    }
+
+    /**
+     * 创建数据并转换为JSON的示例
+     */
+    public static String createJsonExample() {
+        // 创建InfoDataBean对象
+        InfoDataBean item1 = new InfoDataBean("行人匆忙脚步，", "#33aaff", 20, true);
+        InfoDataBean item2 = new InfoDataBean("霓虹倒影闪烁。\n", "#ffbb33", 23, false);
+
+        // 转换为JSON
+        java.util.List<InfoDataBean> list = java.util.Arrays.asList(item1, item2);
+        return InfoDataBean.toJson(list);
+    }
+
+    /**
+     * 完整的使用示例：从JSON到TextView显示
+     * @param textView 目标TextView
+     * @param jsonString 要解析的JSON字符串
+     */
+    public static void fullExample(TextView textView, String jsonString) {
+        try {
+            // 1. 解析JSON
+            List<InfoDataBean> dataList = InfoDataBean.parseFromJson(jsonString);
+            
+            // 2. 转换为HTML
+            String htmlText = HtmlTextUtils.convertToHtml(dataList);
+            System.out.println("生成的HTML: " + htmlText);
+            
+            // 3. 设置到TextView
+            HtmlTextUtils.setDataToTextView(textView, dataList);
+            
+        } catch (Exception e) {
+            e.printStackTrace();
+            textView.setText("解析失败: " + e.getMessage());
+        }
+    }
+}
\ No newline at end of file