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main.go
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main.go
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// Copyright 2017 Baliance. All rights reserved.
package main
import (
"fmt"
"log"
"math/rand"
"baliance.com/gooxml/chart"
"baliance.com/gooxml/color"
"baliance.com/gooxml/measurement"
"baliance.com/gooxml/spreadsheet"
"baliance.com/gooxml/schema/soo/sml"
)
func main() {
ss := spreadsheet.New()
sheet := ss.AddSheet()
hdrStyle := ss.StyleSheet.AddCellStyle()
f := ss.StyleSheet.Fills().AddFill()
pf := f.SetPatternFill()
pf.SetFgColor(color.LightGray)
hdrStyle.SetFill(f)
fnt := ss.StyleSheet.AddFont()
fnt.SetBold(true)
hdrStyle.SetFont(fnt)
row := sheet.AddRow()
row.Cell("A").SetString("Item")
row.Cell("A").SetStyle(hdrStyle)
row.Cell("B").SetString("Price")
row.Cell("B").SetStyle(hdrStyle)
row.Cell("C").SetString("# Sold")
row.Cell("C").SetStyle(hdrStyle)
row.Cell("D").SetString("Total")
row.Cell("D").SetStyle(hdrStyle)
// Set some column widths
sheet.Column(1).SetWidth(1.5 * measurement.Inch)
sheet.Column(4).SetWidth(2 * measurement.Inch)
for r := 0; r < 5; r++ {
row := sheet.AddRow()
row.AddCell().SetString(fmt.Sprintf("Product %d", r+1))
row.AddCell().SetNumber(float64(rand.Intn(50)) / 10.0)
row.AddCell().SetNumber(float64(rand.Intn(50) + 1))
row.AddCell().SetFormulaRaw(fmt.Sprintf("C%d*B%d", r+2, r+2))
}
// add an auto-filter
sheet.SetAutoFilter("A1:D6")
// conditional formatting
// total column
cf := sheet.AddConditionalFormatting([]string{"D2:D6"})
rule := cf.AddRule()
db := rule.SetDataBar()
db.AddFormatValue(sml.ST_CfvoTypeMin, "0")
db.AddFormatValue(sml.ST_CfvoTypeMax, "0")
db.SetColor(color.Blue)
// sold column
cf = sheet.AddConditionalFormatting([]string{"B2:B6"})
rule = cf.AddRule()
cs := rule.SetColorScale()
cs.AddFormatValue(sml.ST_CfvoTypeMin, "0")
cs.AddFormatValue(sml.ST_CfvoTypePercentile, "50")
cs.AddFormatValue(sml.ST_CfvoTypeMax, "0")
cs.AddGradientStop(color.SuccessGreen)
cs.AddGradientStop(color.Orange)
cs.AddGradientStop(color.Red)
// Charts need to reside in a drawing
dwng := ss.AddDrawing()
chrt1, anc1 := dwng.AddChart(spreadsheet.AnchorTypeTwoCell)
chrt2, anc2 := dwng.AddChart(spreadsheet.AnchorTypeTwoCell)
addBar3DChart(chrt1)
addLineChart(chrt2)
anc1.SetWidth(9)
anc1.MoveTo(6, 1)
anc2.MoveTo(0, 9)
// and finally add the chart to the sheet
sheet.SetDrawing(dwng)
if err := ss.Validate(); err != nil {
log.Fatalf("error validating sheet: %s", err)
}
ss.SaveToFile("complex.xlsx")
}
func addBar3DChart(chrt chart.Chart) {
chrt.AddTitle().SetText("Bar Chart")
lc := chrt.AddBar3DChart()
priceSeries := lc.AddSeries()
priceSeries.SetText("Price")
// Set a category axis reference on the first series to pull the product names
priceSeries.CategoryAxis().SetLabelReference(`'Sheet 1'!A2:A6`)
priceSeries.Values().SetReference(`'Sheet 1'!B2:B6`)
soldSeries := lc.AddSeries()
soldSeries.SetText("Sold")
soldSeries.Values().SetReference(`'Sheet 1'!C2:C6`)
totalSeries := lc.AddSeries()
totalSeries.SetText("Total")
totalSeries.Values().SetReference(`'Sheet 1'!D2:D6`)
// the line chart accepts up to two axes
ca := chrt.AddCategoryAxis()
va := chrt.AddValueAxis()
lc.AddAxis(ca)
lc.AddAxis(va)
ca.SetCrosses(va)
va.SetCrosses(ca)
}
func addLineChart(chrt chart.Chart) {
chrt.AddTitle().SetText("Line Chart")
lc := chrt.AddLine3DChart()
priceSeries := lc.AddSeries()
priceSeries.SetText("Price")
// Set a category axis reference on the first series to pull the product names
priceSeries.CategoryAxis().SetLabelReference(`'Sheet 1'!A2:A6`)
priceSeries.Values().SetReference(`'Sheet 1'!B2:B6`)
soldSeries := lc.AddSeries()
soldSeries.SetText("Sold")
soldSeries.Values().SetReference(`'Sheet 1'!C2:C6`)
totalSeries := lc.AddSeries()
totalSeries.SetText("Total")
totalSeries.Values().SetReference(`'Sheet 1'!D2:D6`)
// the line chart accepts up to two axes
ca := chrt.AddCategoryAxis()
va := chrt.AddValueAxis()
lc.AddAxis(ca)
lc.AddAxis(va)
ca.SetCrosses(va)
va.SetCrosses(ca)
}