feat(echarts): 添加波形图绘制功能支持
- 新增drawWavePic方法用于绘制波形图 - 实现null数据段压缩算法,确保图表性能优化 - 添加markLine和markArea功能显示null段边界标记 - 集成到WavePicComponent组件中支持瞬时和RMS波形图生成 - 修复RestTemplate对Hutool JSON对象的支持问题 - 优化WaveUtil工具类处理空值数据逻辑
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@@ -10,9 +10,10 @@ import lombok.RequiredArgsConstructor;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.http.ResponseEntity;
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import org.springframework.stereotype.Component;
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import org.springframework.web.client.RestTemplate;
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import java.util.*;
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import java.util.List;
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import java.util.Map;
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import java.util.Objects;
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/**
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* @author hongawen
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@@ -55,7 +56,6 @@ public class DrawPicUtil {
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return Objects.requireNonNull(picResult.getBody()).indexOf("image/png") > 0 ? picResult.getBody() : "";
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}
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/***
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* @author hongawen
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* 绘制波形图
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@@ -77,6 +77,11 @@ public class DrawPicUtil {
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return drawPic(instantJson, width, height);
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}
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public String drawWavePic(String title, List<List<Float>> aValue, List<List<Float>> bValue, List<List<Float>> cValue, String unit, Float max, Float min, String a, String b, String c, List<String> colors, Boolean isOpen, Double lastTime, List<Float> sharedNullBoundaryXValues,Integer nPush) {
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String instantJson = LineGenerator.generateWaveOption(title, aValue, bValue, cValue, unit, max, min, a, b, c, colors, isOpen, lastTime, sharedNullBoundaryXValues,nPush);
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return drawPic(instantJson, 0, 0);
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}
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/***
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* 绘制itic曲线图
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