功能: 完善功率曲线报告导出与图表样式

backend/src/controllers/WindPowerController.cpp

@@ -259,7 +259,7 @@ bool ValidateChartOptions(const json& options, std::string& error) {
     };
     if (!validate_number("scatter_size", 1.0, 8.0) ||
         !validate_number("scatter_opacity", 0.0, 100.0) ||
-        !validate_number("text_size", 10.0, 24.0) ||
+        !validate_number("text_scale", 0.75, 1.5) ||
         !validate_number("actual_marker_size", 2.0, 12.0) ||
         !validate_number("design_marker_size", 2.0, 12.0)) {
         error = "图表数值参数无效";
@@ -311,6 +311,15 @@ std::optional<json> LoadChartOptions() {
         if (!options.contains("show_filtered")) {
             options["show_filtered"] = false;
         }
+        // Migrate the earlier single pixel-size setting to the shared text multiplier.
+        if (!options.contains("text_scale")) {
+            double scale = 1.0;
+            if (options.contains("text_size") && options["text_size"].is_number()) {
+                scale = options["text_size"].get<double>() / 18.0;
+            }
+            options["text_scale"] = std::clamp(scale, 0.75, 1.5);
+        }
+        options.erase("text_size");
         std::string error;
         if (ValidateChartOptions(options, error)) {
             return std::optional<json>{options};

docs/接口文档.md

@@ -252,3 +252,13 @@
   "data": null
 }
 ```
+
+### GET /api/wind/chart-options
+
+读取全局图表样式配置。未保存时返回 `configured: false`；已保存时 `options.text_scale`
+为文字倍率，取值范围 `0.75~1.50`，其中 `1.00` 为默认倍率。
+
+### POST /api/wind/chart-options
+
+保存全局图表样式配置。请求体包含当前图表全部样式字段，其中 `text_scale` 为必填数字，
+取值范围 `0.75~1.50`。旧配置中的 `text_size` 会在读取时自动换算为倍率。

frontend/web_app/package.json

@@ -10,6 +10,8 @@
     "preview": "vite preview"
   },
   "dependencies": {
+    "exceljs": "^4.4.0",
+    "html2canvas": "^1.4.1",
     "react": "^19.2.4",
     "react-dom": "^19.2.4",
     "react-router-dom": "^7.13.2",

frontend/web_app/src/App.css

@@ -541,7 +541,7 @@ select:focus {
 
 .chartFrame {
   position: relative;
-  min-height: 540px;
+  min-height: 580px;
 }
 
 .chartFrameEditing .u-over {
@@ -550,7 +550,7 @@ select:focus {
 
 .uplotWrap {
   width: 100%;
-  min-height: 540px;
+  min-height: 580px;
 }
 
 .uplot {

frontend/web_app/src/pages/HomePage.jsx

@@ -51,7 +51,7 @@ const DESIGN_FIELD_HINTS = {
 };
 
 const CHUNK_SIZE = 4000;
-const CHART_HEIGHT = 540;
+const CHART_HEIGHT = 580;
 const BRUSH_RADIUS = 10;
 const EDIT_TOOL_RESTORE = 'restore';
 const EDIT_TOOL_ERASE = 'erase';
@@ -90,7 +90,7 @@ const DEFAULT_CHART_OPTIONS = {
   scatter_color: '#2563eb',
   scatter_opacity: 42,
   show_scatter: true,
-  text_size: 14,
+  text_scale: 1,
   text_color: '#334155',
   actual_color: '#000000',
   actual_line_style: 'solid',
@@ -104,6 +104,37 @@ const DEFAULT_CHART_OPTIONS = {
   design_marker_size: 5,
 };
 
+const TEXT_SCALE_LIMITS = { min: 0.75, max: 1.5 };
+const SCREEN_TYPOGRAPHY = { tick: 14, axis: 20, legend: 18, title: 24 };
+const EXPORT_TYPOGRAPHY = { tick: 22, axis: 28, legend: 24, title: 34 };
+
+function getTextScale(value) {
+  const scale = Number(value);
+  if (!Number.isFinite(scale)) return 1;
+  return Math.min(TEXT_SCALE_LIMITS.max, Math.max(TEXT_SCALE_LIMITS.min, scale));
+}
+
+function normalizeChartOptions(options = {}) {
+  const { text_size: legacyTextSize, ...currentOptions } = options;
+  const textScale = Number.isFinite(Number(currentOptions.text_scale))
+    ? Number(currentOptions.text_scale)
+    : Number.isFinite(Number(legacyTextSize))
+      ? Number(legacyTextSize) / 18
+      : DEFAULT_CHART_OPTIONS.text_scale;
+  return {
+    ...DEFAULT_CHART_OPTIONS,
+    ...currentOptions,
+    text_scale: getTextScale(textScale),
+  };
+}
+
+function getTypography(options, base) {
+  const scale = getTextScale(options?.text_scale);
+  return Object.fromEntries(
+    Object.entries(base).map(([name, size]) => [name, Math.round(size * scale)]),
+  );
+}
+
 function loadChartState() {
   try {
     const state = JSON.parse(sessionStorage.getItem(CHART_STATE_KEY) || 'null');
@@ -265,10 +296,19 @@ function normalizeNumber(value) {
 function chooseFirstDataSheet(workbook) {
   for (const sheetName of workbook.SheetNames) {
     const sheet = workbook.Sheets[sheetName];
-    const rows = XLSX.utils.sheet_to_json(sheet, { header: 1, defval: '', raw: true });
-    const nonEmptyRows = rows.filter((row) => row.some((cell) => String(cell ?? '').trim() !== ''));
-    if (nonEmptyRows.length > 1) {
-      return { sheetName, rows: nonEmptyRows };
+    const rawRows = XLSX.utils.sheet_to_json(sheet, { header: 1, defval: '', raw: true });
+    const displayRows = XLSX.utils.sheet_to_json(sheet, { header: 1, defval: '', raw: false });
+    const nonEmptyIndexes = rawRows
+      .map((row, index) => (
+        row.some((cell) => String(cell ?? '').trim() !== '') ? index : -1
+      ))
+      .filter((index) => index >= 0);
+    if (nonEmptyIndexes.length > 1) {
+      return {
+        sheetName,
+        rows: nonEmptyIndexes.map((index) => rawRows[index]),
+        displayRows: nonEmptyIndexes.map((index) => displayRows[index] || []),
+      };
     }
   }
   return null;
@@ -290,6 +330,10 @@ async function readExcelFile(file) {
     sheet_name: sheetData.sheetName,
     headers,
     rows: dataRows,
+    raw_headers: (sheetData.displayRows[0] || sheetData.rows[0])
+      .map((cell) => String(cell ?? '')),
+    // 报告中的原始页需要保留数值类型，Excel 的 COUNTIFS/AVERAGEIFS 才能参与计算。
+    raw_rows: dataRows.map((row) => [...row]),
     row_count: dataRows.length,
   };
 }
@@ -370,6 +414,53 @@ function buildStandardRows(files, mapping) {
   return { rows, indexes };
 }
 
+function hasMatchingHeaderSequence(files) {
+  if (!files.length) return false;
+  const firstHeaders = files[0].headers || [];
+  return files.every((file) => (
+    file.headers.length === firstHeaders.length &&
+    file.headers.every((header, index) => header === firstHeaders[index])
+  ));
+}
+
+function findRawSourceFiles(files, mapping, fanId) {
+  if (!fanId) return [];
+  return files.filter((file) => {
+    const fanColumnIndex = file.headers.indexOf(mapping.fan_id);
+    return fanColumnIndex >= 0 && file.rows.some((row) => (
+      String(row[fanColumnIndex] ?? '').trim() === fanId
+    ));
+  });
+}
+
+function buildRawReportData(file, mapping, fanId) {
+  if (!file || !fanId) return null;
+
+  const fanColumnIndex = file.headers.indexOf(mapping.fan_id);
+  const windSpeedColumnIndex = file.headers.indexOf(mapping.wind_speed);
+  if (fanColumnIndex < 0 || windSpeedColumnIndex < 0) return null;
+
+  const rows = file.rows.reduce((result, row, index) => {
+    if (String(row[fanColumnIndex] ?? '').trim() === fanId) {
+      const rawRow = [...(file.raw_rows?.[index] || row)];
+      const windSpeed = normalizeNumber(rawRow[windSpeedColumnIndex]);
+      // 部分源 Excel 将风速保存为“数字文本”。保留显示值的同时写成数值单元格，
+      // 使计算表的 COUNTIFS 能正确统计风频。
+      if (Number.isFinite(windSpeed)) {
+        rawRow[windSpeedColumnIndex] = windSpeed;
+      }
+      result.push(rawRow);
+    }
+    return result;
+  }, []);
+
+  return {
+    headers: [...(file.raw_headers || file.headers)],
+    rows,
+    windSpeedColumnIndex,
+  };
+}
+
 function formatTimestampForFile(date = new Date()) {
   return `${date.getFullYear()}${pad(date.getMonth() + 1)}${pad(date.getDate())}`
     + `${pad(date.getHours())}${pad(date.getMinutes())}${pad(date.getSeconds())}`;
@@ -438,6 +529,50 @@ function interpolateDesignPower(points, windSpeed) {
   return points[points.length - 1].design_power;
 }
 
+function buildReportDesignCurve(designCurve) {
+  const points = (designCurve || [])
+    .filter((point) => Number.isFinite(point?.wind_speed)
+      && Number.isFinite(point?.design_power)
+      && point.wind_speed >= 0
+      && point.design_power >= 0)
+    .sort((left, right) => left.wind_speed - right.wind_speed);
+  if (!points.length || points[0].wind_speed <= 0) return points;
+
+  const firstGap = points.length > 1 ? points[1].wind_speed - points[0].wind_speed : 1;
+  const step = Number.isFinite(firstGap) && firstGap > 0 ? firstGap : 1;
+  const lowWindPoints = [];
+  for (let windSpeed = 0; windSpeed < points[0].wind_speed - 0.000001; windSpeed += step) {
+    lowWindPoints.push({
+      wind_speed: Number(windSpeed.toFixed(6)),
+      design_power: 0,
+    });
+  }
+  return [...lowWindPoints, ...points];
+}
+
+function buildReportCurveRows(scatterPoints, reportDesignCurve) {
+  return reportDesignCurve.map((designPoint) => {
+    const powers = (scatterPoints || [])
+      .filter((point) => {
+        const windSpeed = Number(point?.wind_speed);
+        const activePower = Number(point?.active_power);
+        return Number.isFinite(windSpeed) && Number.isFinite(activePower)
+          && windSpeed >= designPoint.wind_speed - 0.5
+          && windSpeed < designPoint.wind_speed + 0.5;
+      })
+      .map((point) => Number(point.active_power));
+    const averagePower = powers.length
+      ? powers.reduce((sum, power) => sum + power, 0) / powers.length
+      : null;
+    return {
+      wind_speed: designPoint.wind_speed,
+      design_power: designPoint.design_power,
+      sample_count: powers.length,
+      average_power: averagePower,
+    };
+  }).filter((point) => Number.isFinite(point.average_power) && point.average_power > 0);
+}
+
 function schemeParamsToState(parameters) {
   return {
     grid_connected_speed: String(
@@ -667,10 +802,16 @@ function getVisibleActualCurve(actualCurve) {
   return sorted.slice(validIndexes[0], validIndexes[validIndexes.length - 1] + 1);
 }
 
-function exportPowerCurvePng({ actualCurve, designCurve, scatterPoints, filteredPoints, showActual, showDesign, showScatter, showFiltered, options, scales }) {
+function renderPowerCurvePng({ actualCurve, designCurve, scatterPoints, filteredPoints, showActual, showDesign, showScatter, showFiltered, options, scales }) {
   const width = 1800;
   const height = 1160;
-  const padding = { top: 120, right: 70, bottom: 115, left: 135 };
+  const typography = getTypography(options, EXPORT_TYPOGRAPHY);
+  const padding = {
+    top: Math.max(120, typography.title * 2 + 40),
+    right: 70,
+    bottom: Math.max(135, typography.axis + typography.tick + 82),
+    left: Math.max(160, typography.axis + typography.tick * 4 + 48),
+  };
   const gridColor = '#d8e0ea';
   const plotWidth = width - padding.left - padding.right;
   const plotHeight = height - padding.top - padding.bottom;
@@ -699,10 +840,8 @@ function exportPowerCurvePng({ actualCurve, designCurve, scatterPoints, filtered
 
   context.fillStyle = '#ffffff';
   context.fillRect(0, 0, width, height);
-  const textSize = Math.min(24, Math.max(10, Number(options.text_size) || DEFAULT_CHART_OPTIONS.text_size));
   const textColor = options.text_color || DEFAULT_CHART_OPTIONS.text_color;
-  const textScale = textSize / DEFAULT_CHART_OPTIONS.text_size;
-  context.font = `${Math.round(16 * textScale)}px "Segoe UI", sans-serif`;
+  context.font = `${typography.tick}px "Segoe UI", sans-serif`;
 
   if (options.show_grid) {
     context.strokeStyle = gridColor;
@@ -729,6 +868,7 @@ function exportPowerCurvePng({ actualCurve, designCurve, scatterPoints, filtered
     context.fillText(formatTick(yValue), padding.left - 14, toY(yValue) + 5);
   }
   context.textAlign = 'center';
+  context.font = `${typography.axis}px "Segoe UI", sans-serif`;
   context.fillText(options.x_axis_label || DEFAULT_CHART_OPTIONS.x_axis_label, padding.left + plotWidth / 2, height - 28);
   context.save();
   context.translate(34, padding.top + plotHeight / 2);
@@ -753,12 +893,12 @@ function exportPowerCurvePng({ actualCurve, designCurve, scatterPoints, filtered
   if (showActual) drawSmoothLine(context, actualCurve, toX, toY, actualStyle);
   context.save();
   context.fillStyle = textColor;
-  context.font = `700 ${Math.round(34 * textScale)}px "Segoe UI", sans-serif`;
+  context.font = `700 ${typography.title}px "Segoe UI", sans-serif`;
   context.textAlign = 'center';
   context.fillText(
     options.title || DEFAULT_CHART_OPTIONS.title,
     padding.left + plotWidth / 2,
-    padding.top - Math.round(34 * textScale),
+    padding.top - typography.title,
   );
   context.restore();
 
@@ -770,9 +910,10 @@ function exportPowerCurvePng({ actualCurve, designCurve, scatterPoints, filtered
       ...(showFiltered ? [['滤除点', '#94a3b8']] : []),
     ];
     context.textAlign = 'left';
+    context.font = `${typography.legend}px "Segoe UI", sans-serif`;
     const legendLeft = padding.left + 22;
-    const legendTop = padding.top + Math.max(30, Math.round(34 * textScale));
-    const legendLineHeight = Math.max(30, Math.round(28 * textScale));
+    const legendTop = padding.top + Math.max(30, typography.legend + 10);
+    const legendLineHeight = Math.max(34, typography.legend + 12);
     entries.forEach(([label, type], index) => {
       const top = legendTop + index * legendLineHeight;
       const isScatter = type === 'scatter';
@@ -793,13 +934,229 @@ function exportPowerCurvePng({ actualCurve, designCurve, scatterPoints, filtered
       context.fillText(label, legendLeft + 30, top + 7);
     });
   }
+  return canvas.toDataURL('image/png');
+}
+
+async function exportPowerCurvePng(args) {
+  const imageData = args.imageData || renderPowerCurvePng(args);
+  if (!imageData) return false;
   const link = document.createElement('a');
-  link.href = canvas.toDataURL('image/png');
-  link.download = `${String(options.title || '风速-功率曲线').replace(/[\\/:*?"<>|]/g, '_')}.png`;
+  link.href = imageData;
+  link.download = `${String(args.options.title || '风速-功率曲线').replace(/[\\/:*?"<>|]/g, '_')}.png`;
   link.click();
   return true;
 }
 
+async function captureChartFrame(frame) {
+  if (!frame) return null;
+  const { default: html2canvas } = await import('html2canvas');
+  const frameRect = frame.getBoundingClientRect();
+  const plotCanvas = frame.querySelector('.uplot canvas');
+  const plotRect = plotCanvas?.getBoundingClientRect();
+  const captureHeight = plotRect
+    ? Math.max(1, Math.ceil(plotRect.bottom - frameRect.top))
+    : undefined;
+  const canvas = await html2canvas(frame, {
+    backgroundColor: '#ffffff',
+    height: captureHeight,
+    logging: false,
+    onclone: (documentClone) => {
+      documentClone.querySelectorAll('.uplot .u-legend').forEach((legend) => legend.remove());
+    },
+    scale: 2,
+  });
+  return {
+    imageData: canvas.toDataURL('image/png'),
+    imageWidth: canvas.width,
+    imageHeight: canvas.height,
+  };
+}
+
+const REPORT_DETAIL_HEADERS = [
+  '风机编号',
+  '采样时间',
+  '平均功率',
+  '平均转速',
+  '平均风速',
+  '3个叶片变桨角平均值',
+];
+
+const REPORT_BORDER = {
+  top: { style: 'thin', color: { argb: 'FF475569' } },
+  left: { style: 'thin', color: { argb: 'FF475569' } },
+  bottom: { style: 'thin', color: { argb: 'FF475569' } },
+  right: { style: 'thin', color: { argb: 'FF475569' } },
+};
+
+function reportNumber(value) {
+  if (value === null || value === undefined || String(value).trim() === '') return '';
+  const number = Number(value);
+  return Number.isFinite(number) ? number : '';
+}
+
+function reportPitchAverage(row) {
+  const values = [row.blade_pitch_1, row.blade_pitch_2, row.blade_pitch_3]
+    .map(reportNumber);
+  return values.every((value) => value !== '') ? values.reduce((sum, value) => sum + value, 0) / values.length : '';
+}
+
+function reportDetailValues(row, fanId) {
+  const savedPitchAverage = reportNumber(row.pitch_angle_average);
+  return [
+    row.fan_id || fanId || '',
+    row.time || '',
+    reportNumber(row.active_power),
+    reportNumber(row.generator_speed),
+    reportNumber(row.wind_speed),
+    savedPitchAverage !== '' ? savedPitchAverage : reportPitchAverage(row),
+  ];
+}
+
+function styleReportHeader(row) {
+  row.height = 23;
+  row.eachCell((cell) => {
+    cell.font = { bold: true, color: { argb: 'FF0F172A' } };
+    cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE2E8F0' } };
+    cell.alignment = { horizontal: 'center', vertical: 'middle' };
+    cell.border = REPORT_BORDER;
+  });
+}
+
+function styleReportBody(sheet, startRow, endRow, numericColumns) {
+  for (let rowIndex = startRow; rowIndex <= endRow; rowIndex += 1) {
+    const row = sheet.getRow(rowIndex);
+    row.eachCell({ includeEmpty: true }, (cell, columnNumber) => {
+      cell.border = REPORT_BORDER;
+      cell.alignment = { vertical: 'middle' };
+      if (numericColumns.includes(columnNumber)) {
+        cell.numFmt = '0.0000';
+      }
+    });
+  }
+}
+
+function addReportDetailSheet(workbook, name, rows, fanId) {
+  const sheet = workbook.addWorksheet(name, {
+    views: [{ state: 'frozen', ySplit: 1 }],
+  });
+  sheet.columns = [
+    { width: 16 }, { width: 22 }, { width: 14 }, { width: 14 }, { width: 14 }, { width: 23 },
+  ];
+  sheet.addRow(REPORT_DETAIL_HEADERS);
+  rows.forEach((row) => sheet.addRow(reportDetailValues(row, fanId)));
+  styleReportHeader(sheet.getRow(1));
+  styleReportBody(sheet, 2, Math.max(2, rows.length + 1), [3, 4, 5, 6]);
+  sheet.autoFilter = `A1:F${Math.max(1, rows.length + 1)}`;
+  return sheet;
+}
+
+function excelColumnName(index) {
+  let value = index + 1;
+  let name = '';
+  while (value > 0) {
+    const remainder = (value - 1) % 26;
+    name = String.fromCharCode(65 + remainder) + name;
+    value = Math.floor((value - 1) / 26);
+  }
+  return name;
+}
+
+function addRawReportSheet(workbook, { headers, rows }) {
+  const sheet = workbook.addWorksheet('筛选前的数据', {
+    views: [{ state: 'frozen', ySplit: 1 }],
+  });
+  sheet.addRow(headers);
+  rows.forEach((row) => sheet.addRow(row));
+  sheet.columns = headers.map((header, index) => {
+    const maxLength = rows.reduce((max, row) => (
+      Math.max(max, String(row[index] ?? '').length)
+    ), String(header ?? '').length);
+    return { width: Math.min(32, Math.max(12, maxLength + 2)) };
+  });
+  styleReportHeader(sheet.getRow(1));
+  styleReportBody(sheet, 2, Math.max(2, rows.length + 1), []);
+  sheet.autoFilter = `A1:${excelColumnName(Math.max(0, headers.length - 1))}${Math.max(1, rows.length + 1)}`;
+  return sheet;
+}
+
+async function exportPowerCurveReport({
+  fanId,
+  rawReportData,
+  effectiveRows,
+  reportRows,
+  chartRenderSnapshot,
+}) {
+  const { default: ExcelJS } = await import('exceljs');
+  const workbook = new ExcelJS.Workbook();
+  workbook.creator = '风电功率计算平台';
+  workbook.created = new Date();
+  workbook.calcProperties.fullCalcOnLoad = true;
+
+  addReportDetailSheet(workbook, '筛选后的数据', effectiveRows, fanId);
+  addRawReportSheet(workbook, rawReportData);
+  const rawWindColumn = excelColumnName(rawReportData.windSpeedColumnIndex);
+
+  const curveSheet = workbook.addWorksheet('功率曲线计算表', {
+    views: [{ state: 'frozen', ySplit: 1 }],
+  });
+  curveSheet.columns = [
+    { width: 9 }, { width: 14 }, { width: 16 }, { width: 17 }, { width: 17 }, { width: 19 }, { width: 19 }, { width: 4 }, { width: 16 },
+  ];
+  curveSheet.addRow([
+    '序号', '风速 (m/s)', '风频时间 (h)', '计算功率 (kW)', '保证功率 (kW)', '计算发电量 (kWh)', '理论发电量 (kWh)', '', 'K值',
+  ]);
+  styleReportHeader(curveSheet.getRow(1));
+
+  reportRows.forEach((point, index) => {
+    const rowNumber = index + 2;
+    const row = curveSheet.getRow(rowNumber);
+    row.getCell(1).value = index + 1;
+    row.getCell(2).value = reportNumber(point.wind_speed);
+    row.getCell(3).value = {
+      formula: `(COUNTIFS('筛选前的数据'!${rawWindColumn}:${rawWindColumn},">="&B${rowNumber}-0.5,'筛选前的数据'!${rawWindColumn}:${rawWindColumn},"<"&B${rowNumber}+0.5)/COUNT('筛选前的数据'!${rawWindColumn}:${rawWindColumn}))*8760`,
+    };
+    row.getCell(4).value = {
+      formula: `IFERROR(AVERAGEIFS('筛选后的数据'!$C:$C,'筛选后的数据'!$E:$E,">="&B${rowNumber}-0.5,'筛选后的数据'!$E:$E,"<"&B${rowNumber}+0.5),0)`,
+    };
+    row.getCell(5).value = reportNumber(point.design_power);
+    row.getCell(6).value = { formula: `IFERROR(ROUND(C${rowNumber}*D${rowNumber}/1000,4),0)` };
+    row.getCell(7).value = { formula: `ROUND(C${rowNumber}*E${rowNumber}/1000,4)` };
+  });
+
+  const lastRow = reportRows.length + 1;
+  curveSheet.getCell('I2').value = {
+    formula: `IFERROR(SUM(F2:F${lastRow})/SUM(G2:G${lastRow}),0)`,
+  };
+  styleReportBody(curveSheet, 2, lastRow, [2, 3, 4, 5, 6, 7, 9]);
+  curveSheet.getCell('I2').numFmt = '0.0000';
+  curveSheet.autoFilter = `A1:G${lastRow}`;
+
+  const reportImage = chartRenderSnapshot?.imageData
+    || (chartRenderSnapshot ? renderPowerCurvePng(chartRenderSnapshot) : false);
+  if (reportImage) {
+    const imageId = workbook.addImage({ base64: reportImage, extension: 'png' });
+    const imageWidth = 820;
+    const imageHeight = chartRenderSnapshot?.imageWidth && chartRenderSnapshot?.imageHeight
+      ? Math.round(imageWidth * chartRenderSnapshot.imageHeight / chartRenderSnapshot.imageWidth)
+      : 529;
+    curveSheet.addImage(imageId, {
+      tl: { col: 8, row: 3 },
+      ext: { width: imageWidth, height: imageHeight },
+    });
+  }
+
+  const buffer = await workbook.xlsx.writeBuffer();
+  const blob = new Blob([buffer], {
+    type: 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',
+  });
+  const url = URL.createObjectURL(blob);
+  const link = document.createElement('a');
+  link.href = url;
+  link.download = `完整功率曲线报告_${sanitizeFileName(fanId)}_${formatTimestampForFile()}.xlsx`;
+  link.click();
+  URL.revokeObjectURL(url);
+}
+
 function PowerCurveChart({
   points,
   scatterPoints,
@@ -809,6 +1166,7 @@ function PowerCurveChart({
   designPoints,
   chartOptions,
   chartExportRef,
+  chartSnapshotRef,
   editMode,
   editTool,
   onRestorePoints,
@@ -849,23 +1207,39 @@ function PowerCurveChart({
     [validDesign, visibleActualCurve],
   );
   const activeChartOptions = useMemo(
-    () => ({ ...DEFAULT_CHART_OPTIONS, ...chartOptions }),
+    () => normalizeChartOptions(chartOptions),
     [chartOptions],
   );
+  const screenTypography = useMemo(
+    () => getTypography(activeChartOptions, SCREEN_TYPOGRAPHY),
+    [activeChartOptions],
+  );
+  const xAxisSize = screenTypography.tick + 22;
+  const yAxisSize = Math.max(64, Math.round(screenTypography.tick * 3.2 + 16));
+  const axisLabelSize = screenTypography.axis + 18;
   const showScatterOnChart = activeChartOptions.show_scatter || editMode;
-
-  chartExportRef.current = () => exportPowerCurvePng({
-    actualCurve: visibleActualCurve,
-    designCurve: visibleDesignCurve,
-    scatterPoints: validScatter,
-    filteredPoints: validFiltered,
-    showActual: plotRef.current?.series[1]?.show !== false,
-    showDesign: plotRef.current?.series[2]?.show !== false,
-    showScatter: activeChartOptions.show_scatter,
-    showFiltered,
-    options: activeChartOptions,
-    scales: plotRef.current?.scales,
-  });
+  chartSnapshotRef.current = async () => {
+    const snapshot = {
+      actualCurve: visibleActualCurve,
+      designCurve: visibleDesignCurve,
+      scatterPoints: validScatter,
+      filteredPoints: validFiltered,
+      showActual: plotRef.current?.series[1]?.show !== false,
+      showDesign: plotRef.current?.series[2]?.show !== false,
+      showScatter: showScatterOnChart,
+      showFiltered,
+      options: activeChartOptions,
+      scales: plotRef.current?.scales,
+    };
+    try {
+      const capturedImage = await captureChartFrame(frameRef.current);
+      return capturedImage ? { ...snapshot, ...capturedImage } : snapshot;
+    } catch {
+      // Keep the existing Canvas renderer as a fallback when browser capture is unavailable.
+      return snapshot;
+    }
+  };
+  chartExportRef.current = async () => exportPowerCurvePng(await chartSnapshotRef.current());
 
   useEffect(() => {
     if (!chartRef.current || (!visibleActualCurve.length && !visibleDesignCurve.length)) return undefined;
@@ -944,8 +1318,12 @@ function PowerCurveChart({
         {
           label: activeChartOptions.x_axis_label,
           stroke: activeChartOptions.text_color,
-          font: `${activeChartOptions.text_size}px "Segoe UI", sans-serif`,
-          labelFont: `600 ${Math.round(activeChartOptions.text_size * 1.08)}px "Segoe UI", sans-serif`,
+          size: xAxisSize,
+          gap: 8,
+          labelSize: axisLabelSize,
+          labelGap: 10,
+          font: `${screenTypography.tick}px "Segoe UI", sans-serif`,
+          labelFont: `600 ${screenTypography.axis}px "Segoe UI", sans-serif`,
           splits: (u, axisIdx, min, max) => getAxisTicks(min, max, activeChartOptions.x_tick_interval),
           values: (u, splits) => splits.map(formatTick),
           grid: { show: activeChartOptions.show_grid, stroke: '#d8e0ea', width: 1 },
@@ -953,8 +1331,12 @@ function PowerCurveChart({
         {
           label: activeChartOptions.y_axis_label,
           stroke: activeChartOptions.text_color,
-          font: `${activeChartOptions.text_size}px "Segoe UI", sans-serif`,
-          labelFont: `600 ${Math.round(activeChartOptions.text_size * 1.08)}px "Segoe UI", sans-serif`,
+          size: yAxisSize,
+          gap: 8,
+          labelSize: axisLabelSize,
+          labelGap: 10,
+          font: `${screenTypography.tick}px "Segoe UI", sans-serif`,
+          labelFont: `600 ${screenTypography.axis}px "Segoe UI", sans-serif`,
           splits: (u, axisIdx, min, max) => getAxisTicks(min, max, activeChartOptions.y_tick_interval),
           values: (u, splits) => splits.map(formatTick),
           grid: { show: activeChartOptions.show_grid, stroke: '#d8e0ea', width: 1 },
@@ -1049,7 +1431,7 @@ function PowerCurveChart({
     const titleElement = chart.root.querySelector('.u-title');
     if (titleElement) {
       titleElement.style.color = activeChartOptions.text_color;
-      titleElement.style.fontSize = `${Math.round(activeChartOptions.text_size * 1.25)}px`;
+      titleElement.style.fontSize = `${screenTypography.title}px`;
       titleElement.style.padding = '8px 0 10px';
     }
     plotRef.current = chart;
@@ -1150,6 +1532,7 @@ function PowerCurveChart({
     onRestorePoints,
     onErasePoints,
     activeChartOptions,
+    screenTypography,
   ]);
 
   useEffect(() => {
@@ -1174,8 +1557,8 @@ function PowerCurveChart({
           className="chartLegend"
           style={{
             color: activeChartOptions.text_color,
-            fontSize: `${activeChartOptions.text_size}px`,
-            top: `${Math.max(72, Math.round(activeChartOptions.text_size * 5.5))}px`,
+            fontSize: `${screenTypography.legend}px`,
+            top: `${Math.max(72, screenTypography.title * 3)}px`,
           }}
         >
           {showScatterOnChart && (
@@ -1228,8 +1611,7 @@ export default function HomePage() {
   const [readingDesign, setReadingDesign] = useState(false);
   const [designRows, setDesignRows] = useState(() => createDesignRows(savedSessionState.design_rows));
   const [designMeta, setDesignMeta] = useState(null);
-  const [chartOptions, setChartOptions] = useState(() => ({
-    ...DEFAULT_CHART_OPTIONS,
+  const [chartOptions, setChartOptions] = useState(() => normalizeChartOptions({
     ...(savedSessionState.chart_options || {}),
     // Apply the new black default only to sessions carrying the old built-in orange.
     actual_color: savedSessionState.chart_options?.actual_color === '#ea580c'
@@ -1243,7 +1625,9 @@ export default function HomePage() {
   const [chartSettingsOpen, setChartSettingsOpen] = useState(false);
   const [savingChartOptions, setSavingChartOptions] = useState(false);
   const [chartSettingsMessage, setChartSettingsMessage] = useState('');
+  const [exportingReport, setExportingReport] = useState(false);
   const chartExportRef = useRef(() => false);
+  const chartSnapshotRef = useRef(() => null);
   const [schemes, setSchemes] = useState(DEFAULT_SCHEMES);
   const [selectedSchemeId, setSelectedSchemeId] = useState(DEFAULT_SCHEME_ID);
   const [schemeDescription, setSchemeDescription] = useState(DEFAULT_SCHEMES[0].description);
@@ -1314,6 +1698,18 @@ export default function HomePage() {
     [effectiveBaseScatter, restoredFilteredPoints],
   );
   const confirmedCurveScatter = confirmedCurveScatterByFan[selectedFan] || effectiveScatter;
+  const hasConsistentRawHeaders = useMemo(
+    () => hasMatchingHeaderSequence(files),
+    [files],
+  );
+  const rawReportSourceFiles = useMemo(
+    () => findRawSourceFiles(files, mapping, selectedFan),
+    [files, mapping, selectedFan],
+  );
+  const selectedRawReportData = useMemo(() => {
+    if (!hasConsistentRawHeaders || rawReportSourceFiles.length !== 1) return null;
+    return buildRawReportData(rawReportSourceFiles[0], mapping, selectedFan);
+  }, [hasConsistentRawHeaders, mapping, rawReportSourceFiles, selectedFan]);
   const selectedEstimatedParams = selectedFan && result?.estimated_params
     ? result.estimated_params[selectedFan]
     : null;
@@ -1349,7 +1745,7 @@ export default function HomePage() {
       try {
         const data = await getWindChartOptions();
         if (!canceled && data.configured && data.options) {
-          setChartOptions({ ...DEFAULT_CHART_OPTIONS, ...data.options });
+          setChartOptions(normalizeChartOptions(data.options));
           setShowFiltered(Boolean(data.options.show_filtered));
         }
       } catch (err) {
@@ -1484,7 +1880,7 @@ export default function HomePage() {
     setChartSettingsMessage('');
     try {
       const data = await saveWindChartOptions({ ...chartOptions, show_filtered: showFiltered });
-      setChartOptions({ ...DEFAULT_CHART_OPTIONS, ...data.options });
+      setChartOptions(normalizeChartOptions(data.options));
       setShowFiltered(Boolean(data.options.show_filtered));
       setChartSettingsMessage('图表参数已保存，将作为全局默认配置。');
     } catch (err) {
@@ -1520,6 +1916,55 @@ export default function HomePage() {
       }))
       .sort((left, right) => left.wind_speed - right.wind_speed);
   }, [designRows]);
+  const reportDesignCurve = useMemo(
+    () => buildReportDesignCurve(designCurve),
+    [designCurve],
+  );
+  const reportCurveRows = useMemo(
+    () => buildReportCurveRows(effectiveScatter, reportDesignCurve),
+    [effectiveScatter, reportDesignCurve],
+  );
+  const reportExportDisabledReason = files.length && !hasConsistentRawHeaders
+    ? '同一批上传文件的列头和列顺序必须完全一致'
+    : files.length && rawReportSourceFiles.length !== 1
+      ? '完整报告要求当前风机对应唯一一份上传 Excel 文件'
+      : files.length && (!selectedRawReportData || !selectedRawReportData.rows.length)
+        ? '当前风机没有可导出的原始数据，或未识别到风速列'
+        : '';
+  const canExportFullReport = Boolean(
+    selectedFan && selectedRawReportData?.rows.length && reportCurveRows.length && !isEditMode &&
+    !reportExportDisabledReason,
+  );
+  const handleExportFullReport = useCallback(async () => {
+    if (!canExportFullReport || exportingReport) return;
+    setExportingReport(true);
+    setError('');
+    try {
+      const chartRenderSnapshot = await chartSnapshotRef.current?.();
+      if (!chartRenderSnapshot) {
+        throw new Error('图表尚未完成绘制，请稍后重试');
+      }
+      await exportPowerCurveReport({
+        fanId: selectedFan,
+        rawReportData: selectedRawReportData,
+        effectiveRows: effectiveScatter,
+        reportRows: reportCurveRows,
+        chartRenderSnapshot,
+      });
+    } catch (err) {
+      setError(err.message || '导出完整报告失败');
+    } finally {
+      setExportingReport(false);
+    }
+  }, [
+    canExportFullReport,
+    effectiveScatter,
+    exportingReport,
+    reportCurveRows,
+    rawReportSourceFiles,
+    selectedRawReportData,
+    selectedFan,
+  ]);
 
   useEffect(() => {
     let canceled = false;
@@ -1629,6 +2074,9 @@ export default function HomePage() {
       for (const file of selectedFiles) {
         parsedFiles.push(await readExcelFile(file));
       }
+      if (!hasMatchingHeaderSequence(parsedFiles)) {
+        throw new Error('同一批上传文件的列头和列顺序必须完全一致');
+      }
       setFiles(parsedFiles);
       setMapping(inferMapping(parsedFiles[0].headers));
     } catch (err) {
@@ -2081,7 +2529,7 @@ export default function HomePage() {
 
           <div className="panel">
             <div className="panelHeader">
-              <h2 style={{ color: chartOptions.text_color, fontSize: `${Math.round((Number(chartOptions.text_size) || DEFAULT_CHART_OPTIONS.text_size) * 1.35)}px` }}>
+              <h2 style={{ color: chartOptions.text_color, fontSize: `${getTypography(chartOptions, SCREEN_TYPOGRAPHY).title}px` }}>
                 {chartOptions.title || DEFAULT_CHART_OPTIONS.title}
               </h2>
               <div className="chartTools">
@@ -2142,6 +2590,15 @@ export default function HomePage() {
                 >
                   导出有效数据
                 </button>
+                <button
+                  className="secondaryButton"
+                  type="button"
+                  onClick={handleExportFullReport}
+                  disabled={!canExportFullReport || exportingReport}
+                  title={reportExportDisabledReason || '导出当前风机的完整功率曲线报告'}
+                >
+                  {exportingReport ? '导出报告中...' : '导出完整报告'}
+                </button>
                 <button
                   className="secondaryButton"
                   type="button"
@@ -2276,16 +2733,16 @@ export default function HomePage() {
                   显示滤除点
                 </label>
                 <label>
-                  <span>文字大小</span>
+                  <span>文字倍率</span>
                   <input
                     type="range"
-                    min="10"
-                    max="24"
-                    step="1"
-                    value={chartOptions.text_size}
-                    onChange={(event) => handleChartOptionChange('text_size', Number(event.target.value))}
+                    min={TEXT_SCALE_LIMITS.min}
+                    max={TEXT_SCALE_LIMITS.max}
+                    step="0.05"
+                    value={chartOptions.text_scale}
+                    onChange={(event) => handleChartOptionChange('text_scale', Number(event.target.value))}
                   />
-                  <b>{chartOptions.text_size}px</b>
+                  <b>{Math.round(chartOptions.text_scale * 100)}%</b>
                 </label>
                 <label>
                   <span>文字颜色</span>
@@ -2460,6 +2917,7 @@ export default function HomePage() {
               designPoints={designCurve}
               chartOptions={chartOptions}
               chartExportRef={chartExportRef}
+              chartSnapshotRef={chartSnapshotRef}
               editMode={isEditMode}
               editTool={editTool}
               onRestorePoints={handleRestorePoints}