在 PHP 中建立或更新 PowerPoint 簡報圖表

概述

本文提供了如何使用 Aspose.Slides for PHP via Java 建立與自訂圖表的完整指南。您將學習如何以程式方式將圖表新增至投影片、填入資料,並套用各種格式設定,以符合特定設計需求。全文以詳細的程式碼範例說明每個步驟,從初始化簡報與圖表物件,到設定系列、座標軸與圖例。遵循本指南,即可深入了解如何在 PHP 應用程式中整合動態圖表產生,簡化建立資料驅動簡報的流程。

建立圖表

圖表可協助使用者快速視覺化資料,並獲得從表格或試算表中不易立即看出的見解。

為什麼要建立圖表?

使用圖表,您可以:

  • 在單一投影片上彙總、濃縮或摘要大量資料;
  • 曝露資料中的模式與趨勢;
  • 推斷資料隨時間或特定衡量單位的方向與動能;
  • 發現異常值、偏差、錯誤與不合理資料;
  • 傳達或呈現複雜資料。

在 PowerPoint 中,您可以透過 Insert 功能建立圖表,該功能提供多種圖表樣板。使用 Aspose.Slides,您可以建立一般圖表(基於常見圖表類型)以及自訂圖表。

建立群組柱狀圖

此範例使用 addChart 建立一個群組柱狀圖,以比較三個類別中的兩個系列。兩個系列分別使用紅色與綠色填色,個別標籤顯示類別名稱、系列名稱與數值。工作表索引 0 代表內嵌圖表活頁簿的第一張工作表。

use aspose\slides\ChartType;
use aspose\slides\FillType;
use aspose\slides\NullableBool;
use aspose\slides\Presentation;
use aspose\slides\SaveFormat;

$presentation = new Presentation();
try
{
    $slide = $presentation->getSlides()->get_Item(0);

    $chart = $slide->getShapes()->addChart(ChartType::ClusteredColumn, 20, 20, 500, 300);

    $chart->getChartTitle()->addTextFrameForOverriding("Sample Title");
    $chart->getChartTitle()->getTextFrameForOverriding()->getTextFrameFormat()->setCenterText(NullableBool::True);
    $chart->getChartTitle()->setHeight(20);
    $chart->setTitle(true);

    $workbook = $chart->getChartData()->getChartDataWorkbook();
    $worksheetIndex = 0;

    $chart->getChartData()->getSeries()->clear();
    $chart->getChartData()->getCategories()->clear();

    $seriesNameCell = $workbook->getCell($worksheetIndex, 0, 1, "Series 1");
    $chart->getChartData()->getSeries()->add($seriesNameCell, $chart->getType());
    $seriesNameCell = $workbook->getCell($worksheetIndex, 0, 2, "Series 2");
    $chart->getChartData()->getSeries()->add($seriesNameCell, $chart->getType());

    $categoryCell = $workbook->getCell($worksheetIndex, 1, 0, "Category 1");
    $chart->getChartData()->getCategories()->add($categoryCell);
    $categoryCell = $workbook->getCell($worksheetIndex, 2, 0, "Category 2");
    $chart->getChartData()->getCategories()->add($categoryCell);
    $categoryCell = $workbook->getCell($worksheetIndex, 3, 0, "Category 3");
    $chart->getChartData()->getCategories()->add($categoryCell);

    $series = $chart->getChartData()->getSeries()->get_Item(0);

    $valueCell = $workbook->getCell($worksheetIndex, 1, 1, 20);
    $series->getDataPoints()->addDataPointForBarSeries($valueCell);
    $valueCell = $workbook->getCell($worksheetIndex, 2, 1, 50);
    $series->getDataPoints()->addDataPointForBarSeries($valueCell);
    $valueCell = $workbook->getCell($worksheetIndex, 3, 1, 30);
    $series->getDataPoints()->addDataPointForBarSeries($valueCell);

    $series->getFormat()->getFill()->setFillType(FillType::Solid);
    $color = new Java("java.awt.Color", 255, 0, 0);
    $series->getFormat()->getFill()->getSolidFillColor()->setColor($color);

    $series = $chart->getChartData()->getSeries()->get_Item(1);

    $valueCell = $workbook->getCell($worksheetIndex, 1, 2, 30);
    $series->getDataPoints()->addDataPointForBarSeries($valueCell);
    $valueCell = $workbook->getCell($worksheetIndex, 2, 2, 10);
    $series->getDataPoints()->addDataPointForBarSeries($valueCell);
    $valueCell = $workbook->getCell($worksheetIndex, 3, 2, 60);
    $series->getDataPoints()->addDataPointForBarSeries($valueCell);

    $series->getFormat()->getFill()->setFillType(FillType::Solid);
    $color = new Java("java.awt.Color", 0, 128, 0);
    $series->getFormat()->getFill()->getSolidFillColor()->setColor($color);

    $label = $series->getDataPoints()->get_Item(0)->getLabel();
    $label->getDataLabelFormat()->setShowCategoryName(true);

    $label = $series->getDataPoints()->get_Item(1)->getLabel();
    $label->getDataLabelFormat()->setShowSeriesName(true);

    $label = $series->getDataPoints()->get_Item(2)->getLabel();
    $label->getDataLabelFormat()->setShowValue(true);
    $label->getDataLabelFormat()->setShowSeriesName(true);
    $label->getDataLabelFormat()->setSeparator("/");

    $presentation->save("AsposeChart.pptx", SaveFormat::Pptx);
}
finally
{
    $presentation->dispose();
}

結果:

群組柱狀圖

建立散佈圖

散佈圖(亦稱散點圖或 x‑y 圖)常用於檢查兩個變數之間的模式或相關性。

使用散佈圖的情況:

  • 您有成對的數值資料;
  • 兩個變數彼此密切相關;
  • 您想判斷兩個變數是否相關;
  • 您有獨立變數,其對依賴變數有多個值。

此範例繪製兩組 x‑y 值。第一個系列使用直線與星形標記,第二個系列使用平滑線與圓形標記;兩者皆使用 setSize 設定標記大小為 10,並以 setSymbol 控制標記形狀。

use aspose\slides\ChartType;
use aspose\slides\MarkerStyleType;
use aspose\slides\Presentation;
use aspose\slides\SaveFormat;

$presentation = new Presentation();
try
{
    $slide = $presentation->getSlides()->get_Item(0);

    $chart = $slide->getShapes()->addChart(ChartType::ScatterWithSmoothLines, 20, 20, 500, 300);

    $workbook = $chart->getChartData()->getChartDataWorkbook();
    $worksheetIndex = 0;

    $chart->getChartData()->getSeries()->clear();

    $seriesNameCell = $workbook->getCell($worksheetIndex, 1, 1, "Series 1");
    $chart->getChartData()->getSeries()->add($seriesNameCell, $chart->getType());
    $seriesNameCell = $workbook->getCell($worksheetIndex, 1, 3, "Series 2");
    $chart->getChartData()->getSeries()->add($seriesNameCell, $chart->getType());

    $series = $chart->getChartData()->getSeries()->get_Item(0);

    $xValueCell = $workbook->getCell($worksheetIndex, 2, 1, 1);
    $yValueCell = $workbook->getCell($worksheetIndex, 2, 2, 3);
    $series->getDataPoints()->addDataPointForScatterSeries($xValueCell, $yValueCell);

    $xValueCell = $workbook->getCell($worksheetIndex, 3, 1, 2);
    $yValueCell = $workbook->getCell($worksheetIndex, 3, 2, 10);
    $series->getDataPoints()->addDataPointForScatterSeries($xValueCell, $yValueCell);

    $series->setType(ChartType::ScatterWithStraightLinesAndMarkers);

    $series->getMarker()->setSize(10);
    $series->getMarker()->setSymbol(MarkerStyleType::Star);

    $series = $chart->getChartData()->getSeries()->get_Item(1);

    $xValueCell = $workbook->getCell($worksheetIndex, 2, 3, 5);
    $yValueCell = $workbook->getCell($worksheetIndex, 2, 4, 2);
    $series->getDataPoints()->addDataPointForScatterSeries($xValueCell, $yValueCell);

    $xValueCell = $workbook->getCell($worksheetIndex, 3, 3, 3);
    $yValueCell = $workbook->getCell($worksheetIndex, 3, 4, 1);
    $series->getDataPoints()->addDataPointForScatterSeries($xValueCell, $yValueCell);

    $xValueCell = $workbook->getCell($worksheetIndex, 4, 3, 2);
    $yValueCell = $workbook->getCell($worksheetIndex, 4, 4, 2);
    $series->getDataPoints()->addDataPointForScatterSeries($xValueCell, $yValueCell);

    $xValueCell = $workbook->getCell($worksheetIndex, 5, 3, 5);
    $yValueCell = $workbook->getCell($worksheetIndex, 5, 4, 1);
    $series->getDataPoints()->addDataPointForScatterSeries($xValueCell, $yValueCell);

    $series->getMarker()->setSize(10);
    $series->getMarker()->setSymbol(MarkerStyleType::Circle);

    $presentation->save("AsposeChart.pptx", SaveFormat::Pptx);
}
finally
{
    $presentation->dispose();
}

結果:

散佈圖

建立圓餅圖

圓餅圖最適合顯示資料的部分與整體關係,尤其是資料包含分類標籤與數值時。然而,若資料包含太多部份或標籤,建議改用長條圖。

此範例建立一個包含三個季節值的圓餅圖。每個切片都有自訂填色與邊框,標籤顯示值、百分比與系列資訊的不同組合。使用 setFirstSliceAngle 方法將第一切片起始角度設定為 180 度。

use aspose\slides\ChartType;
use aspose\slides\FillType;
use aspose\slides\LineDashStyle;
use aspose\slides\LineStyle;
use aspose\slides\NullableBool;
use aspose\slides\Presentation;
use aspose\slides\SaveFormat;

$presentation = new Presentation();
try
{
    $slide = $presentation->getSlides()->get_Item(0);

    $chart = $slide->getShapes()->addChart(ChartType::Pie, 20, 20, 500, 300);

    $chart->getChartTitle()->addTextFrameForOverriding("Sample Title");
    $chart->getChartTitle()->getTextFrameForOverriding()->getTextFrameFormat()->setCenterText(NullableBool::True);
    $chart->getChartTitle()->setHeight(20);
    $chart->setTitle(true);

    $chart->getChartData()->getSeries()->get_Item(0)->getLabels()->getDefaultDataLabelFormat()->setShowValue(true);

    $workbook = $chart->getChartData()->getChartDataWorkbook();
    $worksheetIndex = 0;

    $chart->getChartData()->getSeries()->clear();
    $chart->getChartData()->getCategories()->clear();

    $categoryCell = $workbook->getCell(0, 1, 0, "1st Qtr");
    $chart->getChartData()->getCategories()->add($categoryCell);
    $categoryCell = $workbook->getCell(0, 2, 0, "2nd Qtr");
    $chart->getChartData()->getCategories()->add($categoryCell);
    $categoryCell = $workbook->getCell(0, 3, 0, "3rd Qtr");
    $chart->getChartData()->getCategories()->add($categoryCell);

    $seriesNameCell = $workbook->getCell(0, 0, 1, "Series 1");
    $series = $chart->getChartData()->getSeries()->add($seriesNameCell, $chart->getType());

    $valueCell = $workbook->getCell($worksheetIndex, 1, 1, 20);
    $series->getDataPoints()->addDataPointForPieSeries($valueCell);
    $valueCell = $workbook->getCell($worksheetIndex, 2, 1, 50);
    $series->getDataPoints()->addDataPointForPieSeries($valueCell);
    $valueCell = $workbook->getCell($worksheetIndex, 3, 1, 30);
    $series->getDataPoints()->addDataPointForPieSeries($valueCell);

    $chart->getChartData()->getSeriesGroups()->get_Item(0)->setColorVaried(true);

    $firstSlice = $series->getDataPoints()->get_Item(0);
    $firstSlice->getFormat()->getFill()->setFillType(FillType::Solid);
    $color = new Java("java.awt.Color", 0, 255, 255);
    $firstSlice->getFormat()->getFill()->getSolidFillColor()->setColor($color);

    $firstSlice->getFormat()->getLine()->getFillFormat()->setFillType(FillType::Solid);
    $color = new Java("java.awt.Color", 128, 128, 128);
    $firstSlice->getFormat()->getLine()->getFillFormat()->getSolidFillColor()->setColor($color);
    $firstSlice->getFormat()->getLine()->setWidth(3.0);
    $firstSlice->getFormat()->getLine()->setStyle(LineStyle::ThinThick);
    $firstSlice->getFormat()->getLine()->setDashStyle(LineDashStyle::LargeDash);

    $secondSlice = $series->getDataPoints()->get_Item(1);
    $secondSlice->getFormat()->getFill()->setFillType(FillType::Solid);
    $color = new Java("java.awt.Color", 165, 42, 42);
    $secondSlice->getFormat()->getFill()->getSolidFillColor()->setColor($color);

    $secondSlice->getFormat()->getLine()->getFillFormat()->setFillType(FillType::Solid);
    $color = new Java("java.awt.Color", 0, 0, 255);
    $secondSlice->getFormat()->getLine()->getFillFormat()->getSolidFillColor()->setColor($color);
    $secondSlice->getFormat()->getLine()->setWidth(3.0);
    $secondSlice->getFormat()->getLine()->setStyle(LineStyle::Single);
    $secondSlice->getFormat()->getLine()->setDashStyle(LineDashStyle::LargeDashDot);

    $thirdSlice = $series->getDataPoints()->get_Item(2);
    $thirdSlice->getFormat()->getFill()->setFillType(FillType::Solid);
    $color = new Java("java.awt.Color", 255, 127, 80);
    $thirdSlice->getFormat()->getFill()->getSolidFillColor()->setColor($color);

    $thirdSlice->getFormat()->getLine()->getFillFormat()->setFillType(FillType::Solid);
    $color = new Java("java.awt.Color", 255, 0, 0);
    $thirdSlice->getFormat()->getLine()->getFillFormat()->getSolidFillColor()->setColor($color);
    $thirdSlice->getFormat()->getLine()->setWidth(2.0);
    $thirdSlice->getFormat()->getLine()->setStyle(LineStyle::ThinThin);
    $thirdSlice->getFormat()->getLine()->setDashStyle(LineDashStyle::LargeDashDotDot);

    $firstLabel = $series->getDataPoints()->get_Item(0)->getLabel();
    $firstLabel->getDataLabelFormat()->setShowValue(true);

    $secondLabel = $series->getDataPoints()->get_Item(1)->getLabel();
    $secondLabel->getDataLabelFormat()->setShowValue(true);
    $secondLabel->getDataLabelFormat()->setShowLegendKey(true);
    $secondLabel->getDataLabelFormat()->setShowPercentage(true);

    $thirdLabel = $series->getDataPoints()->get_Item(2)->getLabel();
    $thirdLabel->getDataLabelFormat()->setShowSeriesName(true);
    $thirdLabel->getDataLabelFormat()->setShowPercentage(true);

    $series->getLabels()->getDefaultDataLabelFormat()->setShowLeaderLines(true);

    $chart->getChartData()->getSeriesGroups()->get_Item(0)->setFirstSliceAngle(180);

    $presentation->save("PieChart.pptx", SaveFormat::Pptx);
}
finally
{
    $presentation->dispose();
}

結果:

圓餅圖

建立折線圖

折線圖(亦稱線圖)最適合用於說明數值隨時間的變化。使用折線圖,您可以一次比較大量資料、追蹤時間趨勢、強調資料系列中的異常等。

此範例使用 addChart 建立一個預設系列與類別的折線圖,然後將簡報另存為 PPTX。

use aspose\slides\ChartType;
use aspose\slides\Presentation;
use aspose\slides\SaveFormat;

$presentation = new Presentation();
try
{
    $slide = $presentation->getSlides()->get_Item(0);

    $lineChart = $slide->getShapes()->addChart(ChartType::Line, 20, 20, 500, 300);

    $presentation->save("lineChart.pptx", SaveFormat::Pptx);
}
finally
{
    $presentation->dispose();
}

預設情況下,折線圖的資料點以直線相連。若想改為虛線相連,請呼叫 setDashStyle 並使用 LineDashStyle 中的任意值:

use aspose\slides\ChartType;
use aspose\slides\LineDashStyle;
use aspose\slides\Presentation;

$presentation = new Presentation();
try
{
    $slide = $presentation->getSlides()->get_Item(0);

    $lineChart = $slide->getShapes()->addChart(ChartType::Line, 20, 20, 500, 300);

    for ($i = 0; $i < java_values($lineChart->getChartData()->getSeries()->size()); $i++)
    {
        $series = $lineChart->getChartData()->getSeries()->get_Item($i);
        $series->getFormat()->getLine()->setDashStyle(LineDashStyle::Dash);
    }
}
finally
{
    $presentation->dispose();
}

結果:

折線圖

建立樹狀圖(Tree Map)

樹狀圖最適合用於銷售資料,讓您顯示資料類別的相對大小,並快速突顯各類別中貢獻較大的項目。

此範例建立一個含八個葉節點、分為四個主幹與兩個分支的樹狀圖。使用 setGroupingItem 方法於分組層級 1 設定主幹,於層級 2 設定分支。值決定矩形的相對大小,類別標籤與重疊的父標籤則說明階層結構。

use aspose\slides\ChartType;
use aspose\slides\ParentLabelLayoutType;
use aspose\slides\Presentation;
use aspose\slides\SaveFormat;

$presentation = new Presentation();
try
{
    $slide = $presentation->getSlides()->get_Item(0);

    $chart = $slide->getShapes()->addChart(ChartType::Treemap, 20, 20, 500, 300);

    $chart->getChartData()->getCategories()->clear();
    $chart->getChartData()->getSeries()->clear();

    $workbook = $chart->getChartData()->getChartDataWorkbook();
    $workbook->clear(0);

    // 分支 1
    $categoryCell = $workbook->getCell(0, "C1", "Leaf1");
    $leaf = $chart->getChartData()->getCategories()->add($categoryCell);
    $leaf->getGroupingLevels()->setGroupingItem(1, "Stem1");
    $leaf->getGroupingLevels()->setGroupingItem(2, "Branch1");

    $categoryCell = $workbook->getCell(0, "C2", "Leaf2");
    $chart->getChartData()->getCategories()->add($categoryCell);

    $categoryCell = $workbook->getCell(0, "C3", "Leaf3");
    $leaf = $chart->getChartData()->getCategories()->add($categoryCell);
    $leaf->getGroupingLevels()->setGroupingItem(1, "Stem2");

    $categoryCell = $workbook->getCell(0, "C4", "Leaf4");
    $chart->getChartData()->getCategories()->add($categoryCell);

    // 分支 2
    $categoryCell = $workbook->getCell(0, "C5", "Leaf5");
    $leaf = $chart->getChartData()->getCategories()->add($categoryCell);
    $leaf->getGroupingLevels()->setGroupingItem(1, "Stem3");
    $leaf->getGroupingLevels()->setGroupingItem(2, "Branch2");

    $categoryCell = $workbook->getCell(0, "C6", "Leaf6");
    $chart->getChartData()->getCategories()->add($categoryCell);

    $categoryCell = $workbook->getCell(0, "C7", "Leaf7");
    $leaf = $chart->getChartData()->getCategories()->add($categoryCell);
    $leaf->getGroupingLevels()->setGroupingItem(1, "Stem4");

    $categoryCell = $workbook->getCell(0, "C8", "Leaf8");
    $chart->getChartData()->getCategories()->add($categoryCell);

    $series = $chart->getChartData()->getSeries()->add(ChartType::Treemap);
    $series->getLabels()->getDefaultDataLabelFormat()->setShowCategoryName(true);
    $valueCell = $workbook->getCell(0, "D1", 4);
    $series->getDataPoints()->addDataPointForTreemapSeries($valueCell);
    $valueCell = $workbook->getCell(0, "D2", 5);
    $series->getDataPoints()->addDataPointForTreemapSeries($valueCell);
    $valueCell = $workbook->getCell(0, "D3", 3);
    $series->getDataPoints()->addDataPointForTreemapSeries($valueCell);
    $valueCell = $workbook->getCell(0, "D4", 6);
    $series->getDataPoints()->addDataPointForTreemapSeries($valueCell);
    $valueCell = $workbook->getCell(0, "D5", 9);
    $series->getDataPoints()->addDataPointForTreemapSeries($valueCell);
    $valueCell = $workbook->getCell(0, "D6", 9);
    $series->getDataPoints()->addDataPointForTreemapSeries($valueCell);
    $valueCell = $workbook->getCell(0, "D7", 4);
    $series->getDataPoints()->addDataPointForTreemapSeries($valueCell);
    $valueCell = $workbook->getCell(0, "D8", 3);
    $series->getDataPoints()->addDataPointForTreemapSeries($valueCell);

    $series->setParentLabelLayout(ParentLabelLayoutType::Overlapping);

    $presentation->save("Treemap.pptx", SaveFormat::Pptx);
}
finally
{
    $presentation->dispose();
}

結果:

樹狀圖

建立瀑布圖

瀑布圖顯示正負變化如何共同構成最終值。例如,利潤拆解可從營收開始,減去成本,再加上其他收入。變動欄位在前一值與新累計值之間浮動,而總計欄位則從零延伸至累計值。

以下範例使用千美元金額:

類別 活頁簿值 欄位類型
營收 1000 增加
銷售成本 -400 減少
毛利 600 中間總計
營運費用 -200 減少
其他收入 50 增加
淨利 450 最終總計

若要將點標記為中間或最終總計,請呼叫其 setSetAsTotal 方法並傳入 true。在該點的工作表儲存格中提供實際累計金額:毛利為 600(1000 - 400),淨利為 450(600 - 200 + 50)。此方法僅將欄位標記為總計,並不會計算或填入儲存格值。請勿使用零作為佔位符,也不要在總計點再提供其他變動。總計欄位僅顯示累計值,不會再將其加回跑道值。

此完整的 PHP 範例使用 Waterfall 成員的 ChartType 建立圖表,清除預設資料,並填入內嵌活頁簿。工作表索引 0 代表第一張工作表;A 欄放置類別名稱,B 欄放置數值。每個數值儲存格皆透過 addDataPointForWaterfallSeries 加入。零基點索引 2 與 5 分別表示中間與最終總計。呼叫 setShowValue 並傳入 true 可在欄位上顯示金額。此範例不需要輸入簡報或活頁簿。

use aspose\slides\ChartType;
use aspose\slides\Presentation;
use aspose\slides\SaveFormat;

$presentation = new Presentation();
try
{
    $slide = $presentation->getSlides()->get_Item(0);

    $chart = $slide->getShapes()->addChart(ChartType::Waterfall, 20, 20, 680, 200);

    $chart->setTitle(true);
    $chart->getChartTitle()->addTextFrameForOverriding("Profit breakdown (USD thousands)");
    $chart->getChartTitle()->setOverlay(false);
    $chart->setLegend(false);

    $chart->getChartData()->getSeries()->clear();
    $chart->getChartData()->getCategories()->clear();

    $workbook = $chart->getChartData()->getChartDataWorkbook();
    $worksheetIndex = 0;

    $workbook->clear($worksheetIndex);

    $seriesNameCell = $workbook->getCell($worksheetIndex, 0, 1, "Profit");
    $series = $chart->getChartData()->getSeries()->add($seriesNameCell, ChartType::Waterfall);
    $categories = [ "Revenue", "Cost of sales", "Gross profit", "Operating expenses", "Other income", "Net profit" ];
    $values = [ 1000, -400, 600, -200, 50, 450 ];

    for ($i = 0; $i < count($categories); $i++)
    {
        $categoryCell = $workbook->getCell($worksheetIndex, $i + 1, 0, $categories[$i]);
        $chart->getChartData()->getCategories()->add($categoryCell);
        $valueCell = $workbook->getCell($worksheetIndex, $i + 1, 1, $values[$i]);
        $series->getDataPoints()->addDataPointForWaterfallSeries($valueCell);
    }

    // 第3和第6個點代表總計,而非額外變化。
    $series->getDataPoints()->get_Item(2)->setSetAsTotal(true);
    $series->getDataPoints()->get_Item(5)->setSetAsTotal(true);
    $series->setShowConnectorLines(true);
    $series->getLabels()->getDefaultDataLabelFormat()->setShowValue(true);

    $presentation->save("WaterfallChart.pptx", SaveFormat::Pptx);
}
finally
{
    $presentation->dispose();
}

在系列層級呼叫 setShowConnectorLines 並傳入 true,即可顯示連接連續欄位的線條,使跑道值更易追蹤。若要隱藏這些線條,請在範例中將呼叫改為 $series->setShowConnectorLines(false); 後再存檔。此變更僅影響線條可見性,不會改變資料或總計。

儲存的簡報顯示毛利 600 與淨利 450,兩個總計皆從零開始:

顯示營收、成本、毛利 600 與淨利 450,含數值標籤與連接線的瀑布圖

建立股票圖表

股票圖表用於顯示開盤價、最高價、最低價與收盤價等財務資料,協助分析市場趨勢與波動性,為投資者與分析師提供關鍵洞見。

此範例建立一個依序為開、高、低、收的 OHLC 圖表,包含四個系列與三個類別。使用 setUpDownBars 方法啟用上/下棒,並以 getHiLowLinesFormat 控制顯示價格區間的高低線;個別系列線條與次要水平格線則隱藏。

use aspose\slides\ChartType;
use aspose\slides\FillType;
use aspose\slides\Presentation;
use aspose\slides\SaveFormat;

$presentation = new Presentation();
try
{
    $slide = $presentation->getSlides()->get_Item(0);

    $chart = $slide->getShapes()->addChart(ChartType::OpenHighLowClose, 20, 20, 500, 300, false);

    $workbook = $chart->getChartData()->getChartDataWorkbook();

    $categoryCell = $workbook->getCell(0, 1, 0, "A");
    $chart->getChartData()->getCategories()->add($categoryCell);
    $categoryCell = $workbook->getCell(0, 2, 0, "B");
    $chart->getChartData()->getCategories()->add($categoryCell);
    $categoryCell = $workbook->getCell(0, 3, 0, "C");
    $chart->getChartData()->getCategories()->add($categoryCell);

    $seriesNameCell = $workbook->getCell(0, 0, 1, "Open");
    $chart->getChartData()->getSeries()->add($seriesNameCell, ChartType::OpenHighLowClose);
    $seriesNameCell = $workbook->getCell(0, 0, 2, "High");
    $chart->getChartData()->getSeries()->add($seriesNameCell, ChartType::OpenHighLowClose);
    $seriesNameCell = $workbook->getCell(0, 0, 3, "Low");
    $chart->getChartData()->getSeries()->add($seriesNameCell, ChartType::OpenHighLowClose);
    $seriesNameCell = $workbook->getCell(0, 0, 4, "Close");
    $chart->getChartData()->getSeries()->add($seriesNameCell, ChartType::OpenHighLowClose);

    $series = $chart->getChartData()->getSeries()->get_Item(0);
    $valueCell = $workbook->getCell(0, 1, 1, 72);
    $series->getDataPoints()->addDataPointForStockSeries($valueCell);
    $valueCell = $workbook->getCell(0, 2, 1, 25);
    $series->getDataPoints()->addDataPointForStockSeries($valueCell);
    $valueCell = $workbook->getCell(0, 3, 1, 38);
    $series->getDataPoints()->addDataPointForStockSeries($valueCell);

    $series = $chart->getChartData()->getSeries()->get_Item(1);
    $valueCell = $workbook->getCell(0, 1, 2, 172);
    $series->getDataPoints()->addDataPointForStockSeries($valueCell);
    $valueCell = $workbook->getCell(0, 2, 2, 57);
    $series->getDataPoints()->addDataPointForStockSeries($valueCell);
    $valueCell = $workbook->getCell(0, 3, 2, 57);
    $series->getDataPoints()->addDataPointForStockSeries($valueCell);

    $series = $chart->getChartData()->getSeries()->get_Item(2);
    $valueCell = $workbook->getCell(0, 1, 3, 12);
    $series->getDataPoints()->addDataPointForStockSeries($valueCell);
    $valueCell = $workbook->getCell(0, 2, 3, 12);
    $series->getDataPoints()->addDataPointForStockSeries($valueCell);
    $valueCell = $workbook->getCell(0, 3, 3, 13);
    $series->getDataPoints()->addDataPointForStockSeries($valueCell);

    $series = $chart->getChartData()->getSeries()->get_Item(3);
    $valueCell = $workbook->getCell(0, 1, 4, 25);
    $series->getDataPoints()->addDataPointForStockSeries($valueCell);
    $valueCell = $workbook->getCell(0, 2, 4, 38);
    $series->getDataPoints()->addDataPointForStockSeries($valueCell);
    $valueCell = $workbook->getCell(0, 3, 4, 50);
    $series->getDataPoints()->addDataPointForStockSeries($valueCell);

    $chart->getChartData()->getSeriesGroups()->get_Item(0)->getUpDownBars()->setUpDownBars(true);
    $chart->getChartData()->getSeriesGroups()->get_Item(0)->getHiLowLinesFormat()->getLine()->getFillFormat()->setFillType(FillType::Solid);

    for ($i = 0; $i < java_values($chart->getChartData()->getSeries()->size()); $i++)
    {
        $stockSeries = $chart->getChartData()->getSeries()->get_Item($i);
        $stockSeries->getFormat()->getLine()->getFillFormat()->setFillType(FillType::NoFill);
    }

    $chart->getAxes()->getVerticalAxis()->getMinorGridLinesFormat()->getLine()->getFillFormat()->setFillType(FillType::NoFill);

    $presentation->save("Stock-chart.pptx", SaveFormat::Pptx);
}
finally
{
    $presentation->dispose();
}

結果:

股票圖表

建立箱形圖與鬍鬚圖

箱形圖與鬍鬚圖用於以統計方式顯示資料分布,摘要包括中位數、四分位數與可能的異常值。它們在探索性資料分析與統計研究中特別有用,可快速了解資料變異性並辨識異常。

此範例以六個數值建立箱形圖與鬍鬚圖。使用 setQuartileMethod 方法選擇「排除法」四分位計算。範例亦啟用平均線、平均標記、內部點與異常點。

use aspose\slides\ChartType;
use aspose\slides\Presentation;
use aspose\slides\QuartileMethodType;
use aspose\slides\SaveFormat;

$presentation = new Presentation();
try
{
    $slide = $presentation->getSlides()->get_Item(0);

    $chart = $slide->getShapes()->addChart(ChartType::BoxAndWhisker, 20, 20, 500, 300);

    $chart->getChartData()->getCategories()->clear();
    $chart->getChartData()->getSeries()->clear();

    $workbook = $chart->getChartData()->getChartDataWorkbook();
    $workbook->clear(0);

    $categoryCell = $workbook->getCell(0, "A1", "Category 1");
    $chart->getChartData()->getCategories()->add($categoryCell);
    $categoryCell = $workbook->getCell(0, "A2", "Category 2");
    $chart->getChartData()->getCategories()->add($categoryCell);
    $categoryCell = $workbook->getCell(0, "A3", "Category 3");
    $chart->getChartData()->getCategories()->add($categoryCell);
    $categoryCell = $workbook->getCell(0, "A4", "Category 4");
    $chart->getChartData()->getCategories()->add($categoryCell);
    $categoryCell = $workbook->getCell(0, "A5", "Category 5");
    $chart->getChartData()->getCategories()->add($categoryCell);
    $categoryCell = $workbook->getCell(0, "A6", "Category 6");
    $chart->getChartData()->getCategories()->add($categoryCell);

    $series = $chart->getChartData()->getSeries()->add(ChartType::BoxAndWhisker);

    $series->setQuartileMethod(QuartileMethodType::Exclusive);
    $series->setShowMeanLine(true);
    $series->setShowMeanMarkers(true);
    $series->setShowInnerPoints(true);
    $series->setShowOutlierPoints(true);

    $valueCell = $workbook->getCell(0, "B1", 15);
    $series->getDataPoints()->addDataPointForBoxAndWhiskerSeries($valueCell);
    $valueCell = $workbook->getCell(0, "B2", 41);
    $series->getDataPoints()->addDataPointForBoxAndWhiskerSeries($valueCell);
    $valueCell = $workbook->getCell(0, "B3", 16);
    $series->getDataPoints()->addDataPointForBoxAndWhiskerSeries($valueCell);
    $valueCell = $workbook->getCell(0, "B4", 10);
    $series->getDataPoints()->addDataPointForBoxAndWhiskerSeries($valueCell);
    $valueCell = $workbook->getCell(0, "B5", 23);
    $series->getDataPoints()->addDataPointForBoxAndWhiskerSeries($valueCell);
    $valueCell = $workbook->getCell(0, "B6", 16);
    $series->getDataPoints()->addDataPointForBoxAndWhiskerSeries($valueCell);

    $presentation->save("BoxAndWhisker.pptx", SaveFormat::Pptx);
}
finally
{
    $presentation->dispose();
}

建立漏斗圖

漏斗圖用於視覺化具有連續階段的流程,資料量會隨步驟遞減。它特別適合分析轉換率、辨識瓶頸,以及追蹤銷售或行銷流程的效率。

此範例使用 addChart 在現有簡報的第一張投影片加入漏斗圖。預設資料會被六個類別與 50 至 500 的數值取代,然後儲存更新後的簡報。輸入簡報必須至少包含一張投影片。

use aspose\slides\ChartType;
use aspose\slides\Presentation;
use aspose\slides\SaveFormat;

$presentation = new Presentation("test.pptx");
try
{
    $slide = $presentation->getSlides()->get_Item(0);

    $chart = $slide->getShapes()->addChart(ChartType::Funnel, 50, 50, 500, 400);

    $chart->getChartData()->getCategories()->clear();
    $chart->getChartData()->getSeries()->clear();

    $workbook = $chart->getChartData()->getChartDataWorkbook();
    $workbook->clear(0);

    $categoryCell = $workbook->getCell(0, "A1", "Category 1");
    $chart->getChartData()->getCategories()->add($categoryCell);
    $categoryCell = $workbook->getCell(0, "A2", "Category 2");
    $chart->getChartData()->getCategories()->add($categoryCell);
    $categoryCell = $workbook->getCell(0, "A3", "Category 3");
    $chart->getChartData()->getCategories()->add($categoryCell);
    $categoryCell = $workbook->getCell(0, "A4", "Category 4");
    $chart->getChartData()->getCategories()->add($categoryCell);
    $categoryCell = $workbook->getCell(0, "A5", "Category 5");
    $chart->getChartData()->getCategories()->add($categoryCell);
    $categoryCell = $workbook->getCell(0, "A6", "Category 6");
    $chart->getChartData()->getCategories()->add($categoryCell);

    $series = $chart->getChartData()->getSeries()->add(ChartType::Funnel);

    $valueCell = $workbook->getCell(0, "B1", 50);
    $series->getDataPoints()->addDataPointForFunnelSeries($valueCell);
    $valueCell = $workbook->getCell(0, "B2", 100);
    $series->getDataPoints()->addDataPointForFunnelSeries($valueCell);
    $valueCell = $workbook->getCell(0, "B3", 200);
    $series->getDataPoints()->addDataPointForFunnelSeries($valueCell);
    $valueCell = $workbook->getCell(0, "B4", 300);
    $series->getDataPoints()->addDataPointForFunnelSeries($valueCell);
    $valueCell = $workbook->getCell(0, "B5", 400);
    $series->getDataPoints()->addDataPointForFunnelSeries($valueCell);
    $valueCell = $workbook->getCell(0, "B6", 500);
    $series->getDataPoints()->addDataPointForFunnelSeries($valueCell);

    $presentation->save("Funnel.pptx", SaveFormat::Pptx);
}
finally
{
    $presentation->dispose();
}

結果:

漏斗圖

建立日輻射圖(Sunburst)

日輻射圖用於視覺化階層資料,以同心環方式顯示層級。它有助於說明部分與整體關係,且非常適合以緊湊的格式呈現巢狀類別與子類別。

此範例建立一個含八個葉節點、分為四個主幹與兩個分支的日輻射圖。使用 setGroupingItem 方法於分組層級 1 設定主幹,於層級 2 設定分支。類別標籤說明每個區段,值則決定其相對大小。

use aspose\slides\ChartType;
use aspose\slides\Presentation;
use aspose\slides\SaveFormat;

$presentation = new Presentation();
try
{
    $slide = $presentation->getSlides()->get_Item(0);

    $chart = $slide->getShapes()->addChart(ChartType::Sunburst, 20, 20, 500, 300);

    $chart->getChartData()->getCategories()->clear();
    $chart->getChartData()->getSeries()->clear();

    $workbook = $chart->getChartData()->getChartDataWorkbook();
    $workbook->clear(0);

    // 分支 1
    $categoryCell = $workbook->getCell(0, "C1", "Leaf1");
    $leaf = $chart->getChartData()->getCategories()->add($categoryCell);
    $leaf->getGroupingLevels()->setGroupingItem(1, "Stem1");
    $leaf->getGroupingLevels()->setGroupingItem(2, "Branch1");

    $categoryCell = $workbook->getCell(0, "C2", "Leaf2");
    $chart->getChartData()->getCategories()->add($categoryCell);

    $categoryCell = $workbook->getCell(0, "C3", "Leaf3");
    $leaf = $chart->getChartData()->getCategories()->add($categoryCell);
    $leaf->getGroupingLevels()->setGroupingItem(1, "Stem2");

    $categoryCell = $workbook->getCell(0, "C4", "Leaf4");
    $chart->getChartData()->getCategories()->add($categoryCell);

    // 分支 2
    $categoryCell = $workbook->getCell(0, "C5", "Leaf5");
    $leaf = $chart->getChartData()->getCategories()->add($categoryCell);
    $leaf->getGroupingLevels()->setGroupingItem(1, "Stem3");
    $leaf->getGroupingLevels()->setGroupingItem(2, "Branch2");

    $categoryCell = $workbook->getCell(0, "C6", "Leaf6");
    $chart->getChartData()->getCategories()->add($categoryCell);

    $categoryCell = $workbook->getCell(0, "C7", "Leaf7");
    $leaf = $chart->getChartData()->getCategories()->add($categoryCell);
    $leaf->getGroupingLevels()->setGroupingItem(1, "Stem4");

    $categoryCell = $workbook->getCell(0, "C8", "Leaf8");
    $chart->getChartData()->getCategories()->add($categoryCell);

    $series = $chart->getChartData()->getSeries()->add(ChartType::Sunburst);
    $series->getLabels()->getDefaultDataLabelFormat()->setShowCategoryName(true);
    $valueCell = $workbook->getCell(0, "D1", 4);
    $series->getDataPoints()->addDataPointForSunburstSeries($valueCell);
    $valueCell = $workbook->getCell(0, "D2", 5);
    $series->getDataPoints()->addDataPointForSunburstSeries($valueCell);
    $valueCell = $workbook->getCell(0, "D3", 3);
    $series->getDataPoints()->addDataPointForSunburstSeries($valueCell);
    $valueCell = $workbook->getCell(0, "D4", 6);
    $series->getDataPoints()->addDataPointForSunburstSeries($valueCell);
    $valueCell = $workbook->getCell(0, "D5", 9);
    $series->getDataPoints()->addDataPointForSunburstSeries($valueCell);
    $valueCell = $workbook->getCell(0, "D6", 9);
    $series->getDataPoints()->addDataPointForSunburstSeries($valueCell);
    $valueCell = $workbook->getCell(0, "D7", 4);
    $series->getDataPoints()->addDataPointForSunburstSeries($valueCell);
    $valueCell = $workbook->getCell(0, "D8", 3);
    $series->getDataPoints()->addDataPointForSunburstSeries($valueCell);

    $presentation->save("Sunburst.pptx", SaveFormat::Pptx);
}
finally
{
    $presentation->dispose();
}

結果:

日輻射圖

建立直方圖

直方圖顯示數值在不同區間(箱)中的分布情況。對於每月的訂單處理時間報告,使用相同的箱寬與閾值可保持區間一致,讓分布比較更直觀。

在水平座標軸上呼叫 setAggregationType 並指定來自 AxisAggregationType 的模式。setBinWidth 只適用於 ByBinWidth;setNumberOfBins 只適用於 ByNumberOfBins。使用 Automatic 讓圖表自行決定箱子。

使用固定箱寬

此範例將處理時間分成 10 分鐘的區間,並為 ≤10 分鐘與 >40 分鐘各設定一個箱。使用 setUnderflowBin 與 setOverflowBin 啟用這兩個箱。當以 setUnderflowBin 與 setOverflowBin 明確提供閾值時,請以 false 呼叫 setAutomaticUnderflowBin 與 setAutomaticOverflowBin。

use aspose\slides\AxisAggregationType;
use aspose\slides\ChartType;
use aspose\slides\Presentation;
use aspose\slides\SaveFormat;

$presentation = new Presentation();
try
{
    $slide = $presentation->getSlides()->get_Item(0);

    $chart = $slide->getShapes()->addChart(ChartType::Histogram, 20, 20, 680, 200);

    $chart->setLegend(false);
    $chart->setTitle(false);

    $chart->getChartData()->getCategories()->clear();
    $chart->getChartData()->getSeries()->clear();

    $workbook = $chart->getChartData()->getChartDataWorkbook();
    $workbook->clear(0);

    $series = $chart->getChartData()->getSeries()->add(ChartType::Histogram);
    $values = [ 5, 10, 10, 11, 15, 20, 20, 21, 25, 30, 30, 31, 35, 40, 40, 41, 50 ];
    for ($i = 0; $i < count($values); $i++)
    {
        $valueCell = $workbook->getCell(0, $i, 0, $values[$i]);
        $series->getDataPoints()->addDataPointForHistogramSeries($valueCell);
    }

    $axis = $chart->getAxes()->getHorizontalAxis();
    $axis->setAggregationType(AxisAggregationType::ByBinWidth);
    $axis->setBinWidth(10);
    $axis->setUnderflowBin(true);
    $axis->setAutomaticUnderflowBin(false);
    $axis->setUnderflowBin(10);
    $axis->setOverflowBin(true);
    $axis->setAutomaticOverflowBin(false);
    $axis->setOverflowBin(40);

    $presentation->save("Histogram-bin-width.pptx", SaveFormat::Pptx);
}
finally
{
    $presentation->dispose();
}

PowerPoint 中的簡報顯示箱子計數為 3、4、4、4、2。低箱包含 5、10、10,因此閾值為「包含」;高箱僅包含 41、50,因此閾值為「不包含」;等於 40 的值仍屬於前一區間。內部箱子則為「大於下界且小於等於上界」。

使用 10 分鐘箱寬與明確的低箱與高箱閾值的直方圖

指定箱子數量

若希望以固定的細節層級而非固定區間,可為相同資料請求五個箱。此範例不啟用低箱與高箱。圖表會根據資料範圍自行計算箱寬,因而在不同報表間的邊界可能會改變。

use aspose\slides\AxisAggregationType;
use aspose\slides\ChartType;
use aspose\slides\Presentation;
use aspose\slides\SaveFormat;

$presentation = new Presentation();
try
{
    $slide = $presentation->getSlides()->get_Item(0);

    $chart = $slide->getShapes()->addChart(ChartType::Histogram, 20, 20, 680, 200);

    $chart->setLegend(false);
    $chart->setTitle(false);

    $chart->getChartData()->getCategories()->clear();
    $chart->getChartData()->getSeries()->clear();

    $workbook = $chart->getChartData()->getChartDataWorkbook();
    $workbook->clear(0);

    $series = $chart->getChartData()->getSeries()->add(ChartType::Histogram);
    $values = [ 5, 10, 10, 11, 15, 20, 20, 21, 25, 30, 30, 31, 35, 40, 40, 41, 50 ];
    for ($i = 0; $i < count($values); $i++)
    {
        $valueCell = $workbook->getCell(0, $i, 0, $values[$i]);
        $series->getDataPoints()->addDataPointForHistogramSeries($valueCell);
    }

    $axis = $chart->getAxes()->getHorizontalAxis();
    $axis->setAggregationType(AxisAggregationType::ByNumberOfBins);
    $axis->setNumberOfBins(5);

    $presentation->save("Histogram-bin-count.pptx", SaveFormat::Pptx);
}
finally
{
    $presentation->dispose();
}

五個箱的計數分別為 4、4、4、4、1。將此分布與上方固定寬度的結果比較:輸入值相同,但邊界不同。

使用相同資料計算出的五個箱的直方圖

建立雷達圖

雷達圖用於在二維平面上呈現多變量資料,讓多個變數 simultaneou​sly 進行比較。它特別適合辨識多個績效指標或屬性間的模式、優勢與弱點。

此範例使用 addChart 建立一個預設系列與類別的雷達圖,然後將簡報另存為 PPTX。

use aspose\slides\ChartType;
use aspose\slides\Presentation;
use aspose\slides\SaveFormat;

$presentation = new Presentation();
try
{
    $slide = $presentation->getSlides()->get_Item(0);

    $slide->getShapes()->addChart(ChartType::Radar, 20, 20, 500, 300);

    $presentation->save("Radar-chart.pptx", SaveFormat::Pptx);
}
finally
{
    $presentation->dispose();
}

結果:

雷達圖

建立多類別圖表

多類別圖表用於呈現涉及多個類別分組的資料,讓您可同時在多個維度上比較數值。當需要分析複雜、多層次資料集的趨勢與關係時,此類圖表特別有用。

此範例建立一個包含八個類別、排列為四對的群組柱狀圖。使用 setGroupingItem 方法於分組層級 1 為每對設定共同標籤,形成同時具備個別與群組標籤的類別軸。

use aspose\slides\ChartType;
use aspose\slides\Presentation;
use aspose\slides\SaveFormat;

$presentation = new Presentation();
try
{
    $slide = $presentation->getSlides()->get_Item(0);

    $chart = $slide->getShapes()->addChart(ChartType::ClusteredColumn, 20, 20, 500, 300);

    $chart->getChartData()->getSeries()->clear();
    $chart->getChartData()->getCategories()->clear();

    $workbook = $chart->getChartData()->getChartDataWorkbook();
    $workbook->clear(0);

    $worksheetIndex = 0;

    $categoryCell = $workbook->getCell(0, "c2", "A");
    $category = $chart->getChartData()->getCategories()->add($categoryCell);
    $category->getGroupingLevels()->setGroupingItem(1, "Group1");
    $categoryCell = $workbook->getCell(0, "c3", "B");
    $category = $chart->getChartData()->getCategories()->add($categoryCell);

    $categoryCell = $workbook->getCell(0, "c4", "C");
    $category = $chart->getChartData()->getCategories()->add($categoryCell);
    $category->getGroupingLevels()->setGroupingItem(1, "Group2");
    $categoryCell = $workbook->getCell(0, "c5", "D");
    $category = $chart->getChartData()->getCategories()->add($categoryCell);

    $categoryCell = $workbook->getCell(0, "c6", "E");
    $category = $chart->getChartData()->getCategories()->add($categoryCell);
    $category->getGroupingLevels()->setGroupingItem(1, "Group3");
    $categoryCell = $workbook->getCell(0, "c7", "F");
    $category = $chart->getChartData()->getCategories()->add($categoryCell);

    $categoryCell = $workbook->getCell(0, "c8", "G");
    $category = $chart->getChartData()->getCategories()->add($categoryCell);
    $category->getGroupingLevels()->setGroupingItem(1, "Group4");
    $categoryCell = $workbook->getCell(0, "c9", "H");
    $category = $chart->getChartData()->getCategories()->add($categoryCell);

    $seriesNameCell = $workbook->getCell(0, "D1", "Series 1");
    $series = $chart->getChartData()->getSeries()->add($seriesNameCell, ChartType::ClusteredColumn);

    $valueCell = $workbook->getCell($worksheetIndex, "D2", 10);
    $series->getDataPoints()->addDataPointForBarSeries($valueCell);
    $valueCell = $workbook->getCell($worksheetIndex, "D3", 20);
    $series->getDataPoints()->addDataPointForBarSeries($valueCell);
    $valueCell = $workbook->getCell($worksheetIndex, "D4", 30);
    $series->getDataPoints()->addDataPointForBarSeries($valueCell);
    $valueCell = $workbook->getCell($worksheetIndex, "D5", 40);
    $series->getDataPoints()->addDataPointForBarSeries($valueCell);
    $valueCell = $workbook->getCell($worksheetIndex, "D6", 50);
    $series->getDataPoints()->addDataPointForBarSeries($valueCell);
    $valueCell = $workbook->getCell($worksheetIndex, "D7", 60);
    $series->getDataPoints()->addDataPointForBarSeries($valueCell);
    $valueCell = $workbook->getCell($worksheetIndex, "D8", 70);
    $series->getDataPoints()->addDataPointForBarSeries($valueCell);
    $valueCell = $workbook->getCell($worksheetIndex, "D9", 80);
    $series->getDataPoints()->addDataPointForBarSeries($valueCell);

    $presentation->save("AsposeChart.pptx", SaveFormat::Pptx);
}
finally
{
    $presentation->dispose();
}

結果:

多類別圖表

建立地圖圖表

地圖圖表用於以圖形方式呈現地理資料,將資訊映射至國家、州或城市等特定位置。它們在分析區域趨勢、人口統計資料與空間分布時特別有價值,且能以清晰且具視覺吸引力的方式呈現。

此範例使用 addChart 建立一個預設地理資料的地圖圖表,並儲存以供 PowerPoint 檢視。

use aspose\slides\ChartType;
use aspose\slides\Presentation;
use aspose\slides\SaveFormat;

$presentation = new Presentation();
try
{
    $slide = $presentation->getSlides()->get_Item(0);

    $chart = $slide->getShapes()->addChart(ChartType::Map, 20, 20, 500, 300);

    $presentation->save("mapChart.pptx", SaveFormat::Pptx);
}
finally
{
    $presentation->dispose();
}

結果:

地圖圖表

建立組合圖表

組合圖表(或稱 combo 圖表)在同一圖形中結合兩種或以上的圖表類型。此圖表讓您能突顯、比較或檢視多個資料集之間的差異,協助辨識它們之間的關係。

組合圖表

此範例將兩個群組柱狀系列與一個折線系列結合在四個類別上。柱狀使用主垂直軸,而 setPlotOnSecondAxis 將折線放置於右側的次要垂直軸。輔助函式負責設定標題、圖例、座標軸標籤與格線。

use aspose\slides\AxisPositionType;
use aspose\slides\ChartType;
use aspose\slides\CrossesType;
use aspose\slides\FillType;
use aspose\slides\LegendPositionType;
use aspose\slides\NullableBool;
use aspose\slides\Presentation;
use aspose\slides\SaveFormat;

function createComboChart()
{
    $presentation = new Presentation();
    try
    {
        $chart = createChartWithFirstSeries($presentation->getSlides()->get_Item(0));

        addSecondSeriesToChart($chart);
        addThirdSeriesToChart($chart);

        setPrimaryAxesFormat($chart);
        setSecondaryAxesFormat($chart);

        $presentation->save("combo-chart.pptx", SaveFormat::Pptx);
    }
    finally
    {
        $presentation->dispose();
    }
}

function createChartWithFirstSeries($slide)
{
    $chart = $slide->getShapes()->addChart(ChartType::ClusteredColumn, 50, 50, 600, 400);

    $chart->setTitle(true);
    $chart->getChartTitle()->addTextFrameForOverriding("Chart Title");
    $chart->getChartTitle()->setOverlay(false);
    $portionFormat = $chart->getChartTitle()->getTextFrameForOverriding()->getParagraphs()->get_Item(0)->getParagraphFormat()->getDefaultPortionFormat();
    $portionFormat->setFontBold(NullableBool::False);
    $portionFormat->setFontHeight(18);

    $chart->getLegend()->setPosition(LegendPositionType::Bottom);
    $chart->getLegend()->getTextFormat()->getPortionFormat()->setFontHeight(12);

    $chart->getChartData()->getSeries()->clear();
    $chart->getChartData()->getCategories()->clear();

    $workbook = $chart->getChartData()->getChartDataWorkbook();
    $worksheetIndex = 0;

    $categoryCell = $workbook->getCell($worksheetIndex, 1, 0, "Category 1");
    $chart->getChartData()->getCategories()->add($categoryCell);
    $categoryCell = $workbook->getCell($worksheetIndex, 2, 0, "Category 2");
    $chart->getChartData()->getCategories()->add($categoryCell);
    $categoryCell = $workbook->getCell($worksheetIndex, 3, 0, "Category 3");
    $chart->getChartData()->getCategories()->add($categoryCell);
    $categoryCell = $workbook->getCell($worksheetIndex, 4, 0, "Category 4");
    $chart->getChartData()->getCategories()->add($categoryCell);

    $seriesNameCell = $workbook->getCell($worksheetIndex, 0, 1, "Series 1");
    $series = $chart->getChartData()->getSeries()->add($seriesNameCell, $chart->getType());

    $series->getParentSeriesGroup()->setOverlap(-25);
    $series->getParentSeriesGroup()->setGapWidth(220);

    $valueCell = $workbook->getCell($worksheetIndex, 1, 1, 4.3);
    $series->getDataPoints()->addDataPointForBarSeries($valueCell);
    $valueCell = $workbook->getCell($worksheetIndex, 2, 1, 2.5);
    $series->getDataPoints()->addDataPointForBarSeries($valueCell);
    $valueCell = $workbook->getCell($worksheetIndex, 3, 1, 3.5);
    $series->getDataPoints()->addDataPointForBarSeries($valueCell);
    $valueCell = $workbook->getCell($worksheetIndex, 4, 1, 4.5);
    $series->getDataPoints()->addDataPointForBarSeries($valueCell);

    return $chart;
}

function addSecondSeriesToChart($chart)
{
    $workbook = $chart->getChartData()->getChartDataWorkbook();
    $worksheetIndex = 0;

    $seriesNameCell = $workbook->getCell($worksheetIndex, 0, 2, "Series 2");
    $series = $chart->getChartData()->getSeries()->add($seriesNameCell, ChartType::ClusteredColumn);

    $series->getParentSeriesGroup()->setOverlap(-25);
    $series->getParentSeriesGroup()->setGapWidth(220);

    $valueCell = $workbook->getCell($worksheetIndex, 1, 2, 2.4);
    $series->getDataPoints()->addDataPointForBarSeries($valueCell);
    $valueCell = $workbook->getCell($worksheetIndex, 2, 2, 4.4);
    $series->getDataPoints()->addDataPointForBarSeries($valueCell);
    $valueCell = $workbook->getCell($worksheetIndex, 3, 2, 1.8);
    $series->getDataPoints()->addDataPointForBarSeries($valueCell);
    $valueCell = $workbook->getCell($worksheetIndex, 4, 2, 2.8);
    $series->getDataPoints()->addDataPointForBarSeries($valueCell);
}

function addThirdSeriesToChart($chart)
{
    $workbook = $chart->getChartData()->getChartDataWorkbook();
    $worksheetIndex = 0;

    $seriesNameCell = $workbook->getCell($worksheetIndex, 0, 3, "Series 3");
    $series = $chart->getChartData()->getSeries()->add($seriesNameCell, ChartType::Line);

    $valueCell = $workbook->getCell($worksheetIndex, 1, 3, 2.0);
    $series->getDataPoints()->addDataPointForLineSeries($valueCell);
    $valueCell = $workbook->getCell($worksheetIndex, 2, 3, 2.0);
    $series->getDataPoints()->addDataPointForLineSeries($valueCell);
    $valueCell = $workbook->getCell($worksheetIndex, 3, 3, 3.0);
    $series->getDataPoints()->addDataPointForLineSeries($valueCell);
    $valueCell = $workbook->getCell($worksheetIndex, 4, 3, 5.0);
    $series->getDataPoints()->addDataPointForLineSeries($valueCell);

    $series->setPlotOnSecondAxis(true);
}

function setPrimaryAxesFormat($chart)
{
    $horizontalAxis = $chart->getAxes()->getHorizontalAxis();
    $horizontalAxis->getTextFormat()->getPortionFormat()->setFontHeight(12);
    $horizontalAxis->getFormat()->getLine()->getFillFormat()->setFillType(FillType::NoFill);

    setAxisTitle($horizontalAxis, "X Axis");

    $verticalAxis = $chart->getAxes()->getVerticalAxis();
    $verticalAxis->getTextFormat()->getPortionFormat()->setFontHeight(12);
    $verticalAxis->getFormat()->getLine()->getFillFormat()->setFillType(FillType::NoFill);

    setAxisTitle($verticalAxis, "Y Axis 1");

    $majorGridLinesFormat = $verticalAxis->getMajorGridLinesFormat()->getLine()->getFillFormat();
    $majorGridLinesFormat->setFillType(FillType::Solid);
    $color = new Java("java.awt.Color", 217, 217, 217);
    $majorGridLinesFormat->getSolidFillColor()->setColor($color);
}

function setSecondaryAxesFormat($chart)
{
    $secondaryHorizontalAxis = $chart->getAxes()->getSecondaryHorizontalAxis();
    $secondaryHorizontalAxis->setPosition(AxisPositionType::Bottom);
    $secondaryHorizontalAxis->setCrossType(CrossesType::Maximum);
    $secondaryHorizontalAxis->setVisible(false);
    $secondaryHorizontalAxis->getMajorGridLinesFormat()->getLine()->getFillFormat()->setFillType(FillType::NoFill);
    $secondaryHorizontalAxis->getMinorGridLinesFormat()->getLine()->getFillFormat()->setFillType(FillType::NoFill);

    $secondaryVerticalAxis = $chart->getAxes()->getSecondaryVerticalAxis();
    $secondaryVerticalAxis->setPosition(AxisPositionType::Right);
    $secondaryVerticalAxis->getTextFormat()->getPortionFormat()->setFontHeight(12);
    $secondaryVerticalAxis->getFormat()->getLine()->getFillFormat()->setFillType(FillType::NoFill);
    $secondaryVerticalAxis->getMajorGridLinesFormat()->getLine()->getFillFormat()->setFillType(FillType::NoFill);
    $secondaryVerticalAxis->getMinorGridLinesFormat()->getLine()->getFillFormat()->setFillType(FillType::NoFill);

    setAxisTitle($secondaryVerticalAxis, "Y Axis 2");
}

function setAxisTitle($axis, $axisTitle)
{
    $axis->setTitle(true);
    $axis->getTitle()->setOverlay(false);
    $titlePortionFormat = $axis->getTitle()->addTextFrameForOverriding($axisTitle)->getParagraphs()->get_Item(0)->getParagraphFormat()->getDefaultPortionFormat();
    $titlePortionFormat->setFontBold(NullableBool::False);
    $titlePortionFormat->setFontHeight(12);
}

createComboChart();

更新圖表

Aspose.Slides for PHP via Java 允許您透過修改圖表資料、格式與樣式來更新 PowerPoint 圖表。此功能簡化了讓簡報即時反映動態內容的程序,並確保圖表正確呈現最新資料與視覺標準。

此範例更新既有簡報第一張投影片中名為 “My chart” 的圖表。它需要兩個系列、每個系列三個資料點,類別標籤放在 A 欄,系列名稱放在第一張工作表的第一列。範例使用 getCell 變更活頁簿儲存格,更新系列值,新增第三個系列,並透過 setType 將圖表改為群組圓柱體。

use aspose\slides\ChartType;
use aspose\slides\Presentation;
use aspose\slides\SaveFormat;

$chartName = "My chart";
$chartClass = new JavaClass("com.aspose.slides.IChart");

$presentation = new Presentation("ExistingChart.pptx");
try
{
    $slide = $presentation->getSlides()->get_Item(0);

    for ($i = 0; $i < java_values($slide->getShapes()->size()); $i++)
    {
        $shape = $slide->getShapes()->get_Item($i);
        if (java_instanceof($shape, $chartClass) && $chartName === java_values($shape->getName()))
        {
            $chart = $shape;
            $worksheetIndex = 0;

            $workbook = $chart->getChartData()->getChartDataWorkbook();

            $workbook->getCell($worksheetIndex, 1, 0, "Modified Category 1");
            $workbook->getCell($worksheetIndex, 2, 0, "Modified Category 2");

            $series = $chart->getChartData()->getSeries()->get_Item(0);

            $workbook->getCell($worksheetIndex, 0, 1, "New_Series 1");
            $series->getDataPoints()->get_Item(0)->getValue()->setData(90);
            $series->getDataPoints()->get_Item(1)->getValue()->setData(123);
            $series->getDataPoints()->get_Item(2)->getValue()->setData(44);

            $series = $chart->getChartData()->getSeries()->get_Item(1);

            $workbook->getCell($worksheetIndex, 0, 2, "New_Series 2");
            $series->getDataPoints()->get_Item(0)->getValue()->setData(23);
            $series->getDataPoints()->get_Item(1)->getValue()->setData(67);
            $series->getDataPoints()->get_Item(2)->getValue()->setData(99);

            $seriesNameCell = $workbook->getCell($worksheetIndex, 0, 3, "Series 3");
            $series = $chart->getChartData()->getSeries()->add($seriesNameCell, $chart->getType());

            $valueCell = $workbook->getCell($worksheetIndex, 1, 3, 20);
            $series->getDataPoints()->addDataPointForBarSeries($valueCell);
            $valueCell = $workbook->getCell($worksheetIndex, 2, 3, 50);
            $series->getDataPoints()->addDataPointForBarSeries($valueCell);
            $valueCell = $workbook->getCell($worksheetIndex, 3, 3, 30);
            $series->getDataPoints()->addDataPointForBarSeries($valueCell);

            $chart->setType(ChartType::ClusteredCylinder);
        }
    }

    $presentation->save("AsposeChartModified.pptx", SaveFormat::Pptx);
}
finally
{
    $presentation->dispose();
}

設定圖表的資料範圍

若要檢視現有圖表已使用的範圍,請參閱 Retrieve a Chart’s Data Range。

Aspose.Slides for PHP via Java 提供彈性,讓您可將工作表中的特定資料範圍指定為圖表資料來源。這意味著您可直接對工作表的某一區段與圖表對應,控制哪些儲存格貢獻給圖表的系列與類別。因此,您可以輕鬆更新與同步圖表,確保簡報反映工作表中的最新且正確的資訊。

此範例使用 setRange 將既有簡報第一張投影片中名為 “My chart” 的圖表資料來源設定為 Sheet1!A1:B4。圖表活頁簿必須包含該工作表,且範圍內需有第一列的系列標題、A 欄的類別標籤,以及 B 欄的三個數值。

use aspose\slides\Presentation;
use aspose\slides\SaveFormat;

$chartName = "My chart";
$chartClass = new JavaClass("com.aspose.slides.IChart");

$presentation = new Presentation("ExistingChart.pptx");
try
{
    $slide = $presentation->getSlides()->get_Item(0);

    for ($i = 0; $i < java_values($slide->getShapes()->size()); $i++)
    {
        $shape = $slide->getShapes()->get_Item($i);
        if (java_instanceof($shape, $chartClass) && $chartName === java_values($shape->getName()))
        {
            $chart = $shape;
            $chart->getChartData()->setRange("Sheet1!A1:B4");
        }
    }

    $presentation->save("SetDataRange.pptx", SaveFormat::Pptx);
}
finally
{
    $presentation->dispose();
}

在圖表中使用預設標記

使用預設標記時,系統會自動為每個圖表系列指派不同的預設標記符號。

此範例使用 addChart 建立一個包含兩條折線系列與圖例的圖表。透過 getMarker 取得的標記設定,保留了自動指派的標記符號。第一個系列包含負值與缺失值(以 null 表示),第二個系列則為每個類別都有值。

use aspose\slides\ChartType;
use aspose\slides\Presentation;
use aspose\slides\SaveFormat;

$presentation = new Presentation();
try
{
    $slide = $presentation->getSlides()->get_Item(0);

    $chart = $slide->getShapes()->addChart(ChartType::LineWithMarkers, 10, 10, 400, 400);

    $chart->getChartData()->getSeries()->clear();
    $chart->getChartData()->getCategories()->clear();

    $workbook = $chart->getChartData()->getChartDataWorkbook();

    $seriesNameCell = $workbook->getCell(0, 0, 1, "Series 1");
    $series = $chart->getChartData()->getSeries()->add($seriesNameCell, $chart->getType());

    $categoryCell = $workbook->getCell(0, 1, 0, "C1");
    $chart->getChartData()->getCategories()->add($categoryCell);
    $valueCell = $workbook->getCell(0, 1, 1, 24);
    $series->getDataPoints()->addDataPointForLineSeries($valueCell);

    $categoryCell = $workbook->getCell(0, 2, 0, "C2");
    $chart->getChartData()->getCategories()->add($categoryCell);
    $valueCell = $workbook->getCell(0, 2, 1, 23);
    $series->getDataPoints()->addDataPointForLineSeries($valueCell);

    $categoryCell = $workbook->getCell(0, 3, 0, "C3");
    $chart->getChartData()->getCategories()->add($categoryCell);
    $valueCell = $workbook->getCell(0, 3, 1, -10);
    $series->getDataPoints()->addDataPointForLineSeries($valueCell);

    $categoryCell = $workbook->getCell(0, 4, 0, "C4");
    $chart->getChartData()->getCategories()->add($categoryCell);
    $valueCell = $workbook->getCell(0, 4, 1, null);
    $series->getDataPoints()->addDataPointForLineSeries($valueCell);

    $seriesNameCell = $workbook->getCell(0, 0, 2, "Series 2");
    $secondSeries = $chart->getChartData()->getSeries()->add($seriesNameCell, $chart->getType());

    $valueCell = $workbook->getCell(0, 1, 2, 30);
    $secondSeries->getDataPoints()->addDataPointForLineSeries($valueCell);
    $valueCell = $workbook->getCell(0, 2, 2, 10);
    $secondSeries->getDataPoints()->addDataPointForLineSeries($valueCell);
    $valueCell = $workbook->getCell(0, 3, 2, 60);
    $secondSeries->getDataPoints()->addDataPointForLineSeries($valueCell);
    $valueCell = $workbook->getCell(0, 4, 2, 40);
    $secondSeries->getDataPoints()->addDataPointForLineSeries($valueCell);

    $chart->setLegend(true);
    $chart->getLegend()->setOverlay(false);

    $presentation->save("DefaultMarkersInChart.pptx", SaveFormat::Pptx);
}
finally
{
    $presentation->dispose();
}

常見問題集

Aspose.Slides for PHP via Java 支援哪些圖表類型?

Aspose.Slides for PHP via Java 支援廣泛的圖表類型,包括長條圖、折線圖、圓餅圖、面積圖、散佈圖、直方圖、雷達圖等多種形式。此彈性讓您能選擇最適合資料視覺化需求的圖表類型。

如何在投影片中新增圖表?

新增圖表時,首先建立 Presentation 類別的實例,依索引取得目標投影片,然後呼叫加入圖表的方法,指定圖表類型與初始資料。此流程可直接將圖表整合至簡報中。

如何更新圖表中顯示的資料?

您可以透過存取圖表的資料活頁簿(ChartDataWorkbook),清除預設的系列與類別,然後加入自訂資料,以程式方式刷新圖表,呈現最新資料。

是否可以自訂圖表的外觀?

可以,Aspose.Slides for PHP via Java 提供廣泛的自訂選項。您可以修改顏色、字型、標籤、圖例與其他格式元素,以符合特定的設計需求。