Add the Italian version docs for the Line chart

xuri · Aug 17, 2024 · ee1d5f6 · ee1d5f6
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diff --git a/it/SUMMARY.md b/it/SUMMARY.md
@@ -152,6 +152,7 @@
   * [Istogramma a colonne in pila a cilindri 3D](chart/col3DCylinderStacked.md)
   * [Grafico a colonne in pila a cilindri 3D al 100%](chart/col3DCylinderPercentStacked.md)
   * [Grafico a ciambella](chart/doughnut.md)
+  * [Grafico a linee](chart/line.md)
 * [Immagine](image.md)
   * [Aggiungi immagine](image.md#AddPicture)
   * [Ottieni immagine](image.md#GetPicture)

diff --git a/it/chart/line.md b/it/chart/line.md
@@ -0,0 +1,100 @@
+# Grafico a linee {#line}
+
+Ad esempio, aggiungi un grafico a linee come questo:
+
+<p align="center"><img width="769" src="../images/line_chart.png" alt="crea un grafico a linee con Excelize utilizzando Go"></p>
+
+```go
+package main
+
+import (
+    "fmt"
+
+    "github.com/xuri/excelize/v2"
+)
+
+func main() {
+    f := excelize.NewFile()
+    defer func() {
+        if err := f.Close(); err != nil {
+            fmt.Println(err)
+        }
+    }()
+    if err := f.SetSheetName("Sheet1", "Foglio1"); err != nil {
+        fmt.Println(err)
+        return
+    }
+    for idx, row := range [][]interface{}{
+        {nil, "Mela", "Arancia", "Pera"},
+        {"Piccolo", 2, 3, 3},
+        {"Normale", 5, 2, 4},
+        {"Grande", 6, 7, 8},
+    } {
+        cell, err := excelize.CoordinatesToCellName(1, idx+1)
+        if err != nil {
+            fmt.Println(err)
+            return
+        }
+        if err := f.SetSheetRow("Foglio1", cell, &row); err != nil {
+            fmt.Println(err)
+            return
+        }
+    }
+    if err := f.AddChart("Foglio1", "E1", &excelize.Chart{
+        Type: excelize.Line,
+        Series: []excelize.ChartSeries{
+            {
+                Name:       "Foglio1!$A$2",
+                Categories: "Foglio1!$B$1:$D$1",
+                Values:     "Foglio1!$B$2:$D$2",
+                Line: excelize.ChartLine{
+                    Smooth: true,
+                },
+            },
+            {
+                Name:       "Foglio1!$A$3",
+                Categories: "Foglio1!$B$1:$D$1",
+                Values:     "Foglio1!$B$3:$D$3",
+                Line: excelize.ChartLine{
+                    Smooth: true,
+                },
+            },
+            {
+                Name:       "Foglio1!$A$4",
+                Categories: "Foglio1!$B$1:$D$1",
+                Values:     "Foglio1!$B$4:$D$4",
+                Line: excelize.ChartLine{
+                    Smooth: true,
+                },
+            },
+        },
+        Format: excelize.GraphicOptions{
+            OffsetX: 15,
+            OffsetY: 10,
+        },
+        Legend: excelize.ChartLegend{
+            Position: "top",
+        },
+        Title: []excelize.RichTextRun{
+            {
+                Text: "Grafico a linee",
+            },
+        },
+        PlotArea: excelize.ChartPlotArea{
+            ShowCatName:     false,
+            ShowLeaderLines: false,
+            ShowPercent:     true,
+            ShowSerName:     true,
+            ShowVal:         true,
+        },
+        ShowBlanksAs: "zero",
+    }); err != nil {
+        fmt.Println(err)
+        return
+    }
+    // Salva cartella di lavoro
+    if err := f.SaveAs("Cartel1.xlsx"); err != nil {
+        fmt.Println(err)
+    }
+}
+```