// This example demonstrates clipping.
func ExampleFpdf_ClipText() {
pdf := gofpdf.New("", "", "", "")
y := 10.0
pdf.AddPage()
pdf.SetFont("Helvetica", "", 24)
pdf.SetXY(0, y)
pdf.ClipText(10, y+12, "Clipping examples", false)
pdf.RadialGradient(10, y, 100, 20, 128, 128, 160, 32, 32, 48, 0.25, 0.5, 0.25, 0.5, 0.2)
pdf.ClipEnd()
y += 12
pdf.SetFont("Helvetica", "B", 120)
pdf.SetDrawColor(64, 80, 80)
pdf.SetLineWidth(.5)
pdf.ClipText(10, y+40, pdf.String(), true)
pdf.RadialGradient(10, y, 200, 50, 220, 220, 250, 80, 80, 220, 0.25, 0.5, 0.25, 0.5, 1)
pdf.ClipEnd()
y += 55
pdf.ClipRect(10, y, 105, 20, true)
pdf.SetFillColor(255, 255, 255)
pdf.Rect(10, y, 105, 20, "F")
pdf.ClipCircle(40, y+10, 15, false)
pdf.RadialGradient(25, y, 30, 30, 220, 250, 220, 40, 60, 40, 0.3, 0.85, 0.3, 0.85, 0.5)
pdf.ClipEnd()
pdf.ClipEllipse(80, y+10, 20, 15, false)
pdf.RadialGradient(60, y, 40, 30, 250, 220, 220, 60, 40, 40, 0.3, 0.85, 0.3, 0.85, 0.5)
pdf.ClipEnd()
pdf.ClipEnd()
y += 28
pdf.ClipEllipse(26, y+10, 16, 10, true)
pdf.Image(imageFile("logo.jpg"), 10, y, 32, 0, false, "JPG", 0, "")
pdf.ClipEnd()
pdf.ClipCircle(60, y+10, 10, true)
pdf.RadialGradient(50, y, 20, 20, 220, 220, 250, 40, 40, 60, 0.3, 0.7, 0.3, 0.7, 0.5)
pdf.ClipEnd()
pdf.ClipPolygon([]gofpdf.PointType{{80, y + 20}, {90, y}, {100, y + 20}}, true)
pdf.LinearGradient(80, y, 20, 20, 250, 220, 250, 60, 40, 60, 0.5, 1, 0.5, 0.5)
pdf.ClipEnd()
y += 30
pdf.SetLineWidth(.1)
pdf.SetDrawColor(180, 180, 180)
pdf.ClipRoundedRect(10, y, 120, 20, 5, true)
pdf.RadialGradient(10, y, 120, 20, 255, 255, 255, 240, 240, 220, 0.25, 0.75, 0.25, 0.75, 0.5)
pdf.SetXY(5, y-5)
pdf.SetFont("Times", "", 12)
pdf.MultiCell(130, 5, lorem(), "", "", false)
pdf.ClipEnd()
fileStr := exampleFilename("clip")
err := pdf.OutputFileAndClose(fileStr)
summary(err, fileStr)
// Output:
// Successfully generated pdf/clip.pdf
}
func createPdf() (pdf *gofpdf.Fpdf) {
pdf = gofpdf.New("L", "mm", "A4", "")
pdf.SetFont("Helvetica", "", 12)
pdf.SetFillColor(200, 200, 220)
pdf.AddPage()
return
}
func main() {
pdf := gofpdf.New("P", "mm", "A4", "")
pdf.SetHeaderFunc(func() {
// pdf.Image(example.ImageFile("logo.png"), 10, 6, 30, 0, false, "", 0, "")
pdf.Image("logo.png", 10, 6, 30, 0, false, "", 0, "")
pdf.SetY(5)
pdf.SetFont("Arial", "B", 15)
pdf.Cell(80, 0, "")
pdf.CellFormat(30, 10, "Title", "1", 0, "C", false, 0, "")
pdf.Ln(20)
})
pdf.SetFooterFunc(func() {
pdf.SetY(-15)
pdf.SetFont("Arial", "I", 8)
pdf.CellFormat(0, 10, fmt.Sprintf("Page %d/{nb}", pdf.PageNo()),
"", 0, "C", false, 0, "")
})
pdf.AliasNbPages("")
pdf.AddPage()
pdf.SetFont("Times", "", 12)
for j := 1; j <= 40; j++ {
pdf.CellFormat(0, 10, fmt.Sprintf("Printing line number %d", j),
"", 1, "", false, 0, "")
}
fileStr := "fpdf_addpage.pdf" // example.Filename("Fpdf_AddPage")
err := pdf.OutputFileAndClose(fileStr)
fmt.Println(err)
// example.Summary(err, fileStr)
}
func init() {
p := gofpdf.New("P", "mm", "A4", "")
pngtp = p.ImageTypeFromMime("image/png")
jpgtp = p.ImageTypeFromMime("image/jpeg")
formBytes = rice.MustFindBox("forms").MustBytes("definitief.jpg")
}
// This example demonstrates Stefan Schroeder's code to control vertical
// alignment.
func ExampleFpdf_tutorial21() {
type recType struct {
align, txt string
}
recList := []recType{
recType{"TL", "top left"},
recType{"TC", "top center"},
recType{"TR", "top right"},
recType{"LM", "middle left"},
recType{"CM", "middle center"},
recType{"RM", "middle right"},
recType{"BL", "bottom left"},
recType{"BC", "bottom center"},
recType{"BR", "bottom right"},
}
pdf := gofpdf.New("P", "mm", "A4", "") // A4 210.0 x 297.0
pdf.SetFont("Helvetica", "", 16)
linkStr := ""
for pageJ := 0; pageJ < 2; pageJ++ {
pdf.AddPage()
pdf.SetMargins(10, 10, 10)
pdf.SetAutoPageBreak(false, 0)
borderStr := "1"
for _, rec := range recList {
pdf.SetXY(20, 20)
pdf.CellFormat(170, 257, rec.txt, borderStr, 0, rec.align, false, 0, linkStr)
borderStr = ""
}
linkStr = "https://github.com/jung-kurt/gofpdf"
}
pdf.OutputAndClose(docWriter(pdf, 21))
// Output:
// Successfully generated pdf/tutorial21.pdf
}
// This example demonstrates document layers. The initial visibility of a layer
// is specified with the second parameter to AddLayer(). The layer list
// displayed by the document reader allows layer visibility to be controlled
// interactively.
func ExampleFpdf_tutorial26() {
pdf := gofpdf.New("P", "mm", "A4", "")
pdf.AddPage()
pdf.SetFont("Arial", "", 15)
pdf.Write(8, "This line doesn't belong to any layer.\n")
// Define layers
l1 := pdf.AddLayer("Layer 1", true)
l2 := pdf.AddLayer("Layer 2", true)
// Open layer pane in PDF viewer
pdf.OpenLayerPane()
// First layer
pdf.BeginLayer(l1)
pdf.Write(8, "This line belongs to layer 1.\n")
pdf.EndLayer()
// Second layer
pdf.BeginLayer(l2)
pdf.Write(8, "This line belongs to layer 2.\n")
pdf.EndLayer()
// First layer again
pdf.BeginLayer(l1)
pdf.Write(8, "This line belongs to layer 1 again.\n")
pdf.EndLayer()
pdf.OutputAndClose(docWriter(pdf, 26))
// Output:
// Successfully generated pdf/tutorial26.pdf
}
// This example demonstrates the conversion of UTF-8 strings to an 8-bit font
// encoding.
func ExampleFpdf_tutorial23() {
pdf := gofpdf.New("P", "mm", "A4", cnFontDir) // A4 210.0 x 297.0
// See documentation for details on how to generate fonts
pdf.AddFont("Helvetica-1251", "", "helvetica_1251.json")
pdf.AddFont("Helvetica-1253", "", "helvetica_1253.json")
fontSize := 16.0
pdf.SetFont("Helvetica", "", fontSize)
ht := pdf.PointConvert(fontSize)
tr := pdf.UnicodeTranslatorFromDescriptor("") // "" defaults to "cp1252"
write := func(str string) {
pdf.CellFormat(190, ht, tr(str), "", 1, "C", false, 0, "")
pdf.Ln(ht)
}
pdf.AddPage()
str := `Gofpdf provides a translator that will convert any UTF-8 code point ` +
`that is present in the specified code page.`
pdf.MultiCell(190, ht, str, "", "L", false)
pdf.Ln(2 * ht)
write("Voix ambiguë d'un cœur qui au zéphyr préfère les jattes de kiwi.")
write("Falsches Üben von Xylophonmusik quält jeden größeren Zwerg.")
write("Heizölrückstoßabdämpfung")
write("Forårsjævndøgn / Efterårsjævndøgn")
pdf.SetFont("Helvetica-1251", "", fontSize) // Name matches one specified in AddFont()
tr = pdf.UnicodeTranslatorFromDescriptor("cp1251")
write("Съешь же ещё этих мягких французских булок, да выпей чаю.")
pdf.SetFont("Helvetica-1253", "", fontSize)
tr = pdf.UnicodeTranslatorFromDescriptor("cp1253")
write("Θέλει αρετή και τόλμη η ελευθερία. (Ανδρέας Κάλβος)")
pdf.OutputAndClose(docWriter(pdf, 23))
// Output:
// Successfully generated pdf/tutorial23.pdf
}
// Header, footer and page-breaking
func ExampleFpdf_tutorial02() {
pdf := gofpdf.New("P", "mm", "A4", "")
pdf.SetHeaderFunc(func() {
pdf.Image(imageFile("logo.png"), 10, 6, 30, 0, false, "", 0, "")
pdf.SetY(5)
pdf.SetFont("Arial", "B", 15)
pdf.Cell(80, 0, "")
pdf.CellFormat(30, 10, "Title", "1", 0, "C", false, 0, "")
pdf.Ln(20)
})
pdf.SetFooterFunc(func() {
pdf.SetY(-15)
pdf.SetFont("Arial", "I", 8)
pdf.CellFormat(0, 10, fmt.Sprintf("Page %d/{nb}", pdf.PageNo()), "", 0, "C", false, 0, "")
})
pdf.AliasNbPages("")
pdf.AddPage()
pdf.SetFont("Times", "", 12)
for j := 1; j <= 40; j++ {
pdf.CellFormat(0, 10, fmt.Sprintf("Printing line number %d", j), "", 1, "", false, 0, "")
}
pdf.OutputAndClose(docWriter(pdf, 2))
// Output:
// Successfully generated pdf/tutorial02.pdf
}
// This example demonsrates the generation of headers, footers and page breaks.
func ExampleFpdf_AddPage() {
pdf := gofpdf.New("P", "mm", "A4", "")
pdf.SetHeaderFunc(func() {
pdf.Image(imageFile("logo.png"), 10, 6, 30, 0, false, "", 0, "")
pdf.SetY(5)
pdf.SetFont("Arial", "B", 15)
pdf.Cell(80, 0, "")
pdf.CellFormat(30, 10, "Title", "1", 0, "C", false, 0, "")
pdf.Ln(20)
})
pdf.SetFooterFunc(func() {
pdf.SetY(-15)
pdf.SetFont("Arial", "I", 8)
pdf.CellFormat(0, 10, fmt.Sprintf("Page %d/{nb}", pdf.PageNo()),
"", 0, "C", false, 0, "")
})
pdf.AliasNbPages("")
pdf.AddPage()
pdf.SetFont("Times", "", 12)
for j := 1; j <= 40; j++ {
pdf.CellFormat(0, 10, fmt.Sprintf("Printing line number %d", j),
"", 1, "", false, 0, "")
}
fileStr := exampleFilename("Fpdf_AddPage")
err := pdf.OutputFileAndClose(fileStr)
summary(err, fileStr)
// Output:
// Successfully generated pdf/Fpdf_AddPage.pdf
}
// This example demonstrates internal and external links with and without basic
// HTML.
func ExampleFpdf_tutorial06() {
pdf := gofpdf.New("P", "mm", "A4", "")
// First page: manual local link
pdf.AddPage()
pdf.SetFont("Helvetica", "", 20)
_, lineHt := pdf.GetFontSize()
pdf.Write(lineHt, "To find out what's new in this tutorial, click ")
pdf.SetFont("", "U", 0)
link := pdf.AddLink()
pdf.WriteLinkID(lineHt, "here", link)
pdf.SetFont("", "", 0)
// Second page: image link and basic HTML with link
pdf.AddPage()
pdf.SetLink(link, 0, -1)
pdf.Image(imageFile("logo.png"), 10, 12, 30, 0, false, "", 0, "http://www.fpdf.org")
pdf.SetLeftMargin(45)
pdf.SetFontSize(14)
_, lineHt = pdf.GetFontSize()
htmlStr := `You can now easily print text mixing different styles: <b>bold</b>, ` +
`<i>italic</i>, <u>underlined</u>, or <b><i><u>all at once</u></i></b>!<br><br>` +
`You can also insert links on text, such as ` +
`<a href="http://www.fpdf.org">www.fpdf.org</a>, or on an image: click on the logo.`
html := pdf.HTMLBasicNew()
html.Write(lineHt, htmlStr)
pdf.OutputAndClose(docWriter(pdf, 6))
// Output:
// Successfully generated pdf/tutorial06.pdf
}
// Generates a PDF-formatted report of the defenses schedule.
func DefensesPdfReportHandler(w http.ResponseWriter, r *http.Request) {
if !UserIsReader(w, r) {
return
}
vars := mux.Vars(r)
matches, err := db.GetMatchesByType(vars["type"])
if err != nil {
handleWebErr(w, err)
return
}
// The widths of the table columns in mm, stored here so that they can be referenced for each row.
colWidths := map[string]float64{"Type": 25, "Match": 15, "Defense": 15.5}
rowHeight := 6.5
pdf := gofpdf.New("P", "mm", "Letter", "font")
pdf.AddPage()
// Render table header row.
pdf.SetFont("Arial", "B", 10)
pdf.SetFillColor(220, 220, 220)
pdf.CellFormat(195, rowHeight, "Defenses Schedule - "+eventSettings.Name, "", 1, "C", false, 0, "")
pdf.CellFormat(colWidths["Type"], rowHeight, "Type", "1", 0, "C", true, 0, "")
pdf.CellFormat(colWidths["Match"], rowHeight, "Match", "1", 0, "C", true, 0, "")
pdf.CellFormat(colWidths["Defense"], rowHeight, "Red 1", "1", 0, "C", true, 0, "")
pdf.CellFormat(colWidths["Defense"], rowHeight, "Red 2", "1", 0, "C", true, 0, "")
pdf.CellFormat(colWidths["Defense"], rowHeight, "Red 3", "1", 0, "C", true, 0, "")
pdf.CellFormat(colWidths["Defense"], rowHeight, "Red 4", "1", 0, "C", true, 0, "")
pdf.CellFormat(colWidths["Defense"], rowHeight, "Red 5", "1", 0, "C", true, 0, "")
pdf.CellFormat(colWidths["Defense"], rowHeight, "Blue 1", "1", 0, "C", true, 0, "")
pdf.CellFormat(colWidths["Defense"], rowHeight, "Blue 2", "1", 0, "C", true, 0, "")
pdf.CellFormat(colWidths["Defense"], rowHeight, "Blue 3", "1", 0, "C", true, 0, "")
pdf.CellFormat(colWidths["Defense"], rowHeight, "Blue 4", "1", 0, "C", true, 0, "")
pdf.CellFormat(colWidths["Defense"], rowHeight, "Blue 5", "1", 1, "C", true, 0, "")
pdf.SetFont("Arial", "", 10)
for _, match := range matches {
// Render match defenses row.
pdf.CellFormat(colWidths["Type"], rowHeight, match.CapitalizedType(), "1", 0, "C", false, 0, "")
pdf.CellFormat(colWidths["Match"], rowHeight, match.DisplayName, "1", 0, "C", false, 0, "")
pdf.CellFormat(colWidths["Defense"], rowHeight, match.RedDefense1, "1", 0, "C", false, 0, "")
pdf.CellFormat(colWidths["Defense"], rowHeight, match.RedDefense2, "1", 0, "C", false, 0, "")
pdf.CellFormat(colWidths["Defense"], rowHeight, match.RedDefense3, "1", 0, "C", false, 0, "")
pdf.CellFormat(colWidths["Defense"], rowHeight, match.RedDefense4, "1", 0, "C", false, 0, "")
pdf.CellFormat(colWidths["Defense"], rowHeight, match.RedDefense5, "1", 0, "C", false, 0, "")
pdf.CellFormat(colWidths["Defense"], rowHeight, match.BlueDefense1, "1", 0, "C", false, 0, "")
pdf.CellFormat(colWidths["Defense"], rowHeight, match.BlueDefense2, "1", 0, "C", false, 0, "")
pdf.CellFormat(colWidths["Defense"], rowHeight, match.BlueDefense3, "1", 0, "C", false, 0, "")
pdf.CellFormat(colWidths["Defense"], rowHeight, match.BlueDefense4, "1", 0, "C", false, 0, "")
pdf.CellFormat(colWidths["Defense"], rowHeight, match.BlueDefense5, "1", 1, "C", false, 0, "")
}
// Write out the PDF file as the HTTP response.
w.Header().Set("Content-Type", "application/pdf")
err = pdf.Output(w)
if err != nil {
handleWebErr(w, err)
return
}
}
// This example demonstrates document layers. The initial visibility of a layer
// is specified with the second parameter to AddLayer(). The layer list
// displayed by the document reader allows layer visibility to be controlled
// interactively.
func ExampleFpdf_AddLayer() {
pdf := gofpdf.New("P", "mm", "A4", "")
pdf.AddPage()
pdf.SetFont("Arial", "", 15)
pdf.Write(8, "This line doesn't belong to any layer.\n")
// Define layers
l1 := pdf.AddLayer("Layer 1", true)
l2 := pdf.AddLayer("Layer 2", true)
// Open layer pane in PDF viewer
pdf.OpenLayerPane()
// First layer
pdf.BeginLayer(l1)
pdf.Write(8, "This line belongs to layer 1.\n")
pdf.EndLayer()
// Second layer
pdf.BeginLayer(l2)
pdf.Write(8, "This line belongs to layer 2.\n")
pdf.EndLayer()
// First layer again
pdf.BeginLayer(l1)
pdf.Write(8, "This line belongs to layer 1 again.\n")
pdf.EndLayer()
fileStr := exampleFilename("Fpdf_AddLayer")
err := pdf.OutputFileAndClose(fileStr)
summary(err, fileStr)
// Output:
// Successfully generated pdf/Fpdf_AddLayer.pdf
}
// SetGrid sets all page and grid related specifications required to place
// content. This must be set before any Content() calls are made.
func (r *Report) SetGrid(
orientation int,
pageSize int,
unit int,
margin float64,
columnCount int,
gutterWidth float64,
lineHeight float64,
) {
fontPath := r.FontSourcePath
r.Grid = Grid{
Orientation: orientation,
PageSize: pageSize,
Unit: unit,
ColumnCount: columnCount,
GutterWidth: gutterWidth,
Margin: margin,
LineHeight: lineHeight,
}
pdf := gofpdf.New(
r.Grid.convertOrientation(),
r.Grid.convertUnit(),
r.Grid.convertPageSize(),
fontPath,
)
r.Pdf = pdf
r.Pdf.SetMargins(margin, margin, margin)
pageWidth, pageHeight := r.Pdf.GetPageSize()
r.Grid.PageWidth = pageWidth
r.Grid.PageHeight = pageHeight
r.Grid.CalculateColumns()
}
// This example demonstrates the use of characters in the high range of the
// Windows-1252 code page (gofdpf default). See the following example (23) for
// a way to do this automatically.
func ExampleFpdf_tutorial22() {
pdf := gofpdf.New("P", "mm", "A4", "") // A4 210.0 x 297.0
fontSize := 16.0
pdf.SetFont("Helvetica", "", fontSize)
ht := pdf.PointConvert(fontSize)
write := func(str string) {
pdf.CellFormat(190, ht, str, "", 1, "C", false, 0, "")
pdf.Ln(ht)
}
pdf.AddPage()
htmlStr := `Until gofpdf supports UTF-8 encoded source text, source text needs ` +
`to be specified with all special characters escaped to match the code page ` +
`layout of the currently selected font. By default, gofdpf uses code page 1252.` +
` See <a href="http://en.wikipedia.org/wiki/Windows-1252">Wikipedia</a> for ` +
`a table of this layout.`
html := pdf.HTMLBasicNew()
html.Write(ht, htmlStr)
pdf.Ln(2 * ht)
write("Voix ambigu\xeb d'un c\x9cur qui au z\xe9phyr pr\xe9f\xe8re les jattes de kiwi.")
write("Falsches \xdcben von Xylophonmusik qu\xe4lt jeden gr\xf6\xdferen Zwerg.")
write("Heiz\xf6lr\xfccksto\xdfabd\xe4mpfung")
write("For\xe5rsj\xe6vnd\xf8gn / Efter\xe5rsj\xe6vnd\xf8gn")
pdf.OutputAndClose(docWriter(pdf, 22))
// Output:
// Successfully generated pdf/tutorial22.pdf
}
// Example to demonstrate Bruno Michel's line splitting function.
func ExampleFpdf_tutorial19() {
const (
fontPtSize = 18.0
wd = 100.0
)
pdf := gofpdf.New("P", "mm", "A4", "") // A4 210.0 x 297.0
pdf.SetFont("Times", "", fontPtSize)
_, lineHt := pdf.GetFontSize()
pdf.AddPage()
pdf.SetMargins(10, 10, 10)
lines := pdf.SplitLines([]byte(lorem()), wd)
ht := float64(len(lines)) * lineHt
y := (297.0 - ht) / 2.0
pdf.SetDrawColor(128, 128, 128)
pdf.SetFillColor(255, 255, 210)
x := (210.0 - (wd + 40.0)) / 2.0
pdf.Rect(x, y-20.0, wd+40.0, ht+40.0, "FD")
pdf.SetY(y)
for _, line := range lines {
pdf.CellFormat(190.0, lineHt, string(line), "", 1, "C", false, 0, "")
}
pdf.OutputAndClose(docWriter(pdf, 19))
// Output:
// Successfully generated pdf/tutorial19.pdf
}
func NewPDF(name string) *pdf {
p := &pdf{
name: name,
fpdf: gofpdf.New("P", "pt", "A4", ""),
}
p.fpdf.RegisterImageReader(formName, jpgtp, bytes.NewBuffer(formBytes))
return p
}
// This examples demonstrates Landscape mode with images.
func ExampleFpdf_SetAcceptPageBreakFunc() {
var y0 float64
var crrntCol int
loremStr := lorem()
pdf := gofpdf.New("L", "mm", "A4", "")
const (
pageWd = 297.0 // A4 210.0 x 297.0
margin = 10.0
gutter = 4
colNum = 3
colWd = (pageWd - 2*margin - (colNum-1)*gutter) / colNum
)
setCol := func(col int) {
crrntCol = col
x := margin + float64(col)*(colWd+gutter)
pdf.SetLeftMargin(x)
pdf.SetX(x)
}
pdf.SetHeaderFunc(func() {
titleStr := "gofpdf"
pdf.SetFont("Helvetica", "B", 48)
wd := pdf.GetStringWidth(titleStr) + 6
pdf.SetX((pageWd - wd) / 2)
pdf.SetTextColor(128, 128, 160)
pdf.Write(12, titleStr[:2])
pdf.SetTextColor(128, 128, 128)
pdf.Write(12, titleStr[2:])
pdf.Ln(20)
y0 = pdf.GetY()
})
pdf.SetAcceptPageBreakFunc(func() bool {
if crrntCol < colNum-1 {
setCol(crrntCol + 1)
pdf.SetY(y0)
// Start new column, not new page
return false
}
setCol(0)
return true
})
pdf.AddPage()
pdf.SetFont("Times", "", 12)
for j := 0; j < 20; j++ {
if j == 1 {
pdf.Image(imageFile("fpdf.png"), -1, 0, colWd, 0, true, "", 0, "")
} else if j == 5 {
pdf.Image(imageFile("golang-gopher.png"),
-1, 0, colWd, 0, true, "", 0, "")
}
pdf.MultiCell(colWd, 5, loremStr, "", "", false)
pdf.Ln(-1)
}
fileStr := exampleFilename("Fpdf_SetAcceptPageBreakFunc_landscape")
err := pdf.OutputFileAndClose(fileStr)
summary(err, fileStr)
// Output:
// Successfully generated pdf/Fpdf_SetAcceptPageBreakFunc_landscape.pdf
}
// Generates a PDF-formatted report of the qualification rankings.
func RankingsPdfReportHandler(w http.ResponseWriter, r *http.Request) {
if !UserIsReader(w, r) {
return
}
rankings, err := db.GetAllRankings()
if err != nil {
handleWebErr(w, err)
return
}
// The widths of the table columns in mm, stored here so that they can be referenced for each row.
colWidths := map[string]float64{"Rank": 13, "Team": 23, "RP": 20, "Auto": 20, "SC": 21, "Goal": 20,
"Defense": 20, "W-L-T": 20, "DQ": 20, "Played": 20}
rowHeight := 6.5
pdf := gofpdf.New("P", "mm", "Letter", "font")
pdf.AddPage()
// Render table header row.
pdf.SetFont("Arial", "B", 10)
pdf.SetFillColor(220, 220, 220)
pdf.CellFormat(195, rowHeight, "Team Standings - "+eventSettings.Name, "", 1, "C", false, 0, "")
pdf.CellFormat(colWidths["Rank"], rowHeight, "Rank", "1", 0, "C", true, 0, "")
pdf.CellFormat(colWidths["Team"], rowHeight, "Team", "1", 0, "C", true, 0, "")
pdf.CellFormat(colWidths["RP"], rowHeight, "RB", "1", 0, "C", true, 0, "")
pdf.CellFormat(colWidths["Auto"], rowHeight, "Auto", "1", 0, "C", true, 0, "")
pdf.CellFormat(colWidths["SC"], rowHeight, "Scale/Chal.", "1", 0, "C", true, 0, "")
pdf.CellFormat(colWidths["Goal"], rowHeight, "Goal", "1", 0, "C", true, 0, "")
pdf.CellFormat(colWidths["Defense"], rowHeight, "Defense", "1", 0, "C", true, 0, "")
pdf.CellFormat(colWidths["W-L-T"], rowHeight, "W-L-T", "1", 0, "C", true, 0, "")
pdf.CellFormat(colWidths["DQ"], rowHeight, "DQ", "1", 0, "C", true, 0, "")
pdf.CellFormat(colWidths["Played"], rowHeight, "Played", "1", 1, "C", true, 0, "")
for _, ranking := range rankings {
// Render ranking info row.
pdf.SetFont("Arial", "B", 10)
pdf.CellFormat(colWidths["Rank"], rowHeight, strconv.Itoa(ranking.Rank), "1", 0, "C", false, 0, "")
pdf.SetFont("Arial", "", 10)
pdf.CellFormat(colWidths["Team"], rowHeight, strconv.Itoa(ranking.TeamId), "1", 0, "C", false, 0, "")
pdf.CellFormat(colWidths["RP"], rowHeight, strconv.Itoa(ranking.RankingPoints), "1", 0, "C", false, 0, "")
pdf.CellFormat(colWidths["Auto"], rowHeight, strconv.Itoa(ranking.AutoPoints), "1", 0, "C", false, 0, "")
pdf.CellFormat(colWidths["SC"], rowHeight, strconv.Itoa(ranking.ScaleChallengePoints), "1", 0, "C", false, 0, "")
pdf.CellFormat(colWidths["Goal"], rowHeight, strconv.Itoa(ranking.GoalPoints), "1", 0, "C", false, 0, "")
pdf.CellFormat(colWidths["Defense"], rowHeight, strconv.Itoa(ranking.DefensePoints), "1", 0, "C", false, 0, "")
record := fmt.Sprintf("%d-%d-%d", ranking.Wins, ranking.Losses, ranking.Ties)
pdf.CellFormat(colWidths["W-L-T"], rowHeight, record, "1", 0, "C", false, 0, "")
pdf.CellFormat(colWidths["DQ"], rowHeight, strconv.Itoa(ranking.Disqualifications), "1", 0, "C", false, 0, "")
pdf.CellFormat(colWidths["Played"], rowHeight, strconv.Itoa(ranking.Played), "1", 1, "C", false, 0, "")
}
// Write out the PDF file as the HTTP response.
w.Header().Set("Content-Type", "application/pdf")
err = pdf.Output(w)
if err != nil {
handleWebErr(w, err)
return
}
}
// Generates a PDF-formatted report of the qualification rankings.
func RankingsPdfReportHandler(w http.ResponseWriter, r *http.Request) {
if !UserIsReader(w, r) {
return
}
rankings, err := db.GetAllRankings()
if err != nil {
handleWebErr(w, err)
return
}
// The widths of the table columns in mm, stored here so that they can be referenced for each row.
colWidths := map[string]float64{"Rank": 13, "Team": 23, "QA": 20, "Coop": 20, "Auto": 20,
"Container": 20, "Tote": 20, "Litter": 20, "DQ": 20, "Played": 20}
rowHeight := 6.5
pdf := gofpdf.New("P", "mm", "Letter", "font")
pdf.AddPage()
// Render table header row.
pdf.SetFont("Arial", "B", 10)
pdf.SetFillColor(220, 220, 220)
pdf.CellFormat(195, rowHeight, "Team Standings - "+eventSettings.Name, "", 1, "C", false, 0, "")
pdf.CellFormat(colWidths["Rank"], rowHeight, "Rank", "1", 0, "C", true, 0, "")
pdf.CellFormat(colWidths["Team"], rowHeight, "Team", "1", 0, "C", true, 0, "")
pdf.CellFormat(colWidths["QA"], rowHeight, "QA", "1", 0, "C", true, 0, "")
pdf.CellFormat(colWidths["Coop"], rowHeight, "Coop", "1", 0, "C", true, 0, "")
pdf.CellFormat(colWidths["Auto"], rowHeight, "Auto", "1", 0, "C", true, 0, "")
pdf.CellFormat(colWidths["Container"], rowHeight, "Container", "1", 0, "C", true, 0, "")
pdf.CellFormat(colWidths["Tote"], rowHeight, "Tote", "1", 0, "C", true, 0, "")
pdf.CellFormat(colWidths["Litter"], rowHeight, "Litter", "1", 0, "C", true, 0, "")
pdf.CellFormat(colWidths["DQ"], rowHeight, "DQ", "1", 0, "C", true, 0, "")
pdf.CellFormat(colWidths["Played"], rowHeight, "Played", "1", 1, "C", true, 0, "")
for _, ranking := range rankings {
// Render ranking info row.
pdf.SetFont("Arial", "B", 10)
pdf.CellFormat(colWidths["Rank"], rowHeight, strconv.Itoa(ranking.Rank), "1", 0, "C", false, 0, "")
pdf.SetFont("Arial", "", 10)
pdf.CellFormat(colWidths["Team"], rowHeight, strconv.Itoa(ranking.TeamId), "1", 0, "C", false, 0, "")
pdf.CellFormat(colWidths["QA"], rowHeight, strconv.FormatFloat(ranking.QualificationAverage, 'f', 2, 64), "1", 0, "C", false, 0, "")
pdf.CellFormat(colWidths["Coop"], rowHeight, strconv.Itoa(ranking.CoopertitionPoints), "1", 0, "C", false, 0, "")
pdf.CellFormat(colWidths["Auto"], rowHeight, strconv.Itoa(ranking.AutoPoints), "1", 0, "C", false, 0, "")
pdf.CellFormat(colWidths["Container"], rowHeight, strconv.Itoa(ranking.ContainerPoints), "1", 0, "C", false, 0, "")
pdf.CellFormat(colWidths["Tote"], rowHeight, strconv.Itoa(ranking.TotePoints), "1", 0, "C", false, 0, "")
pdf.CellFormat(colWidths["Litter"], rowHeight, strconv.Itoa(ranking.LitterPoints), "1", 0, "C", false, 0, "")
pdf.CellFormat(colWidths["DQ"], rowHeight, strconv.Itoa(ranking.Disqualifications), "1", 0, "C", false, 0, "")
pdf.CellFormat(colWidths["Played"], rowHeight, strconv.Itoa(ranking.Played), "1", 1, "C", false, 0, "")
}
// Write out the PDF file as the HTTP response.
w.Header().Set("Content-Type", "application/pdf")
err = pdf.Output(w)
if err != nil {
handleWebErr(w, err)
return
}
}
// Non-standard font
func ExampleFpdf_tutorial07() {
pdf := gofpdf.New("P", "mm", "A4", cnFontDir)
pdf.AddFont("Calligrapher", "", "calligra.json")
pdf.AddPage()
pdf.SetFont("Calligrapher", "", 35)
pdf.Cell(0, 10, "Enjoy new fonts with FPDF!")
pdf.OutputAndClose(docWriter(pdf, 7))
// Output:
// Successfully generated pdf/tutorial07.pdf
}
// This example demonstrates document protection.
func ExampleFpdf_tutorial24() {
pdf := gofpdf.New("P", "mm", "A4", "")
pdf.SetProtection(gofpdf.CnProtectPrint, "123", "abc")
pdf.AddPage()
pdf.SetFont("Arial", "", 12)
pdf.Write(10, "Password-protected.")
pdf.OutputAndClose(docWriter(pdf, 24))
// Output:
// Successfully generated pdf/tutorial24.pdf
}
func writePdf() {
pdf := gofpdf.New("P", "mm", "A4", "../font")
pdf.AddPage()
pdf.SetFont("Arial", "B", 16)
pdf.Cell(40, 5, "Hello, world")
pdf.Cell(80, 40, "Hello, world. line #2")
pdf.Cell(0, 0, "Hello, world. line #3")
// pdf.Output(os.Stdout)
pdf.OutputAndClose(docWriter(pdf, 5))
}
// This example demonstrates the generation of a simple PDF document. Note that
// since only core fonts are used (in this case Arial, a synonym for
// Helvetica), an empty string can be specified for the font directory in the
// call to New(). Note also that the exampleFilename and summary functions are
// local to the test file and are not part of the gofpdf library. If an error
// occurs at some point during the construction of the document, subsequent
// method calls exit immediately and the error is finally retreived with the
// output call where it can be handled by the application.
func Example() {
pdf := gofpdf.New("P", "mm", "A4", "")
pdf.AddPage()
pdf.SetFont("Arial", "B", 16)
pdf.Cell(40, 10, "Hello World!")
fileStr := exampleFilename("basic")
err := pdf.OutputFileAndClose(fileStr)
summary(err, fileStr)
// Output:
// Successfully generated pdf/basic.pdf
}
// NewPdf creates a new pdf document with the draw2d fontfolder, adds
// a page and set fill color to white.
func NewPdf(orientationStr, unitStr, sizeStr string) *gofpdf.Fpdf {
pdf := gofpdf.New(orientationStr, unitStr, sizeStr, draw2d.GetFontFolder())
// to be compatible with draw2d
pdf.SetMargins(0, 0, 0)
pdf.SetDrawColor(0, 0, 0)
pdf.SetFillColor(255, 255, 255)
pdf.SetLineCapStyle("round")
pdf.SetLineJoinStyle("round")
pdf.SetLineWidth(1)
pdf.AddPage()
return pdf
}
// This example demonstrates password protection for documents.
func ExampleFpdf_SetProtection() {
pdf := gofpdf.New("P", "mm", "A4", "")
pdf.SetProtection(gofpdf.CnProtectPrint, "123", "abc")
pdf.AddPage()
pdf.SetFont("Arial", "", 12)
pdf.Write(10, "Password-protected.")
fileStr := exampleFilename("Fpdf_SetProtection")
err := pdf.OutputFileAndClose(fileStr)
summary(err, fileStr)
// Output:
// Successfully generated pdf/Fpdf_SetProtection.pdf
}
// This example demonstrates the use of a non-standard font.
func ExampleFpdf_AddFont() {
pdf := gofpdf.New("P", "mm", "A4", cnFontDir)
pdf.AddFont("Calligrapher", "", "calligra.json")
pdf.AddPage()
pdf.SetFont("Calligrapher", "", 35)
pdf.Cell(0, 10, "Enjoy new fonts with FPDF!")
fileStr := exampleFilename("Fpdf_AddFont")
err := pdf.OutputFileAndClose(fileStr)
summary(err, fileStr)
// Output:
// Successfully generated pdf/Fpdf_AddFont.pdf
}
// This example demonstrates Stefan Schroeder's code to control vertical
// alignment.
func ExampleFpdf_CellFormat_2() {
type recType struct {
align, txt string
}
recList := []recType{
recType{"TL", "top left"},
recType{"TC", "top center"},
recType{"TR", "top right"},
recType{"LM", "middle left"},
recType{"CM", "middle center"},
recType{"RM", "middle right"},
recType{"BL", "bottom left"},
recType{"BC", "bottom center"},
recType{"BR", "bottom right"},
}
recListBaseline := []recType{
recType{"AL", "baseline left"},
recType{"AC", "baseline center"},
recType{"AR", "baseline right"},
}
var formatRect = func(pdf *gofpdf.Fpdf, recList []recType) {
linkStr := ""
for pageJ := 0; pageJ < 2; pageJ++ {
pdf.AddPage()
pdf.SetMargins(10, 10, 10)
pdf.SetAutoPageBreak(false, 0)
borderStr := "1"
for _, rec := range recList {
pdf.SetXY(20, 20)
pdf.CellFormat(170, 257, rec.txt, borderStr, 0, rec.align, false, 0, linkStr)
borderStr = ""
}
linkStr = "https://github.com/jung-kurt/gofpdf"
}
}
pdf := gofpdf.New("P", "mm", "A4", "") // A4 210.0 x 297.0
pdf.SetFont("Helvetica", "", 16)
formatRect(pdf, recList)
formatRect(pdf, recListBaseline)
var fr fontResourceType
pdf.SetFontLoader(fr)
pdf.AddFont("Calligrapher", "", "calligra.json")
pdf.SetFont("Calligrapher", "", 16)
formatRect(pdf, recListBaseline)
fileStr := exampleFilename("Fpdf_CellFormat_2_align")
err := pdf.OutputFileAndClose(fileStr)
summary(err, fileStr)
// Output:
// Generalized font loader reading calligra.json
// Generalized font loader reading calligra.z
// Successfully generated pdf/Fpdf_CellFormat_2_align.pdf
}
// This example demonstrates creating and using templates
func ExampleFpdf_CreateTemplate() {
pdf := gofpdf.New("P", "mm", "A4", "")
pdf.SetCompression(false)
// pdf.SetFont("Times", "", 12)
template := pdf.CreateTemplate(func(tpl *gofpdf.Tpl) {
tpl.Image(imageFile("logo.png"), 6, 6, 30, 0, false, "", 0, "")
tpl.SetFont("Arial", "B", 16)
tpl.Text(40, 20, "Template says hello")
tpl.SetDrawColor(0, 100, 200)
tpl.SetLineWidth(2.5)
tpl.Line(95, 12, 105, 22)
})
_, tplSize := template.Size()
// fmt.Println("Size:", tplSize)
// fmt.Println("Scaled:", tplSize.ScaleBy(1.5))
template2 := pdf.CreateTemplate(func(tpl *gofpdf.Tpl) {
tpl.UseTemplate(template)
subtemplate := tpl.CreateTemplate(func(tpl2 *gofpdf.Tpl) {
tpl2.Image(imageFile("logo.png"), 6, 86, 30, 0, false, "", 0, "")
tpl2.SetFont("Arial", "B", 16)
tpl2.Text(40, 100, "Subtemplate says hello")
tpl2.SetDrawColor(0, 200, 100)
tpl2.SetLineWidth(2.5)
tpl2.Line(102, 92, 112, 102)
})
tpl.UseTemplate(subtemplate)
})
pdf.SetDrawColor(200, 100, 0)
pdf.SetLineWidth(2.5)
pdf.SetFont("Arial", "B", 16)
pdf.AddPage()
pdf.UseTemplate(template)
pdf.UseTemplateScaled(template, gofpdf.PointType{0, 30}, tplSize)
pdf.UseTemplateScaled(template, gofpdf.PointType{0, 60}, tplSize.ScaleBy(1.4))
pdf.Line(40, 210, 60, 210)
pdf.Text(40, 200, "Template example page 1")
pdf.AddPage()
pdf.UseTemplate(template2)
pdf.Line(60, 210, 80, 210)
pdf.Text(40, 200, "Template example page 2")
fileStr := exampleFilename("Fpdf_CreateTemplate")
err := pdf.OutputFileAndClose(fileStr)
summary(err, fileStr)
// Output:
// Successfully generated pdf/Fpdf_CreateTemplate.pdf
}
// This example demonstrates alpha transparency.
func ExampleFpdf_SetAlpha() {
const (
gapX = 10.0
gapY = 9.0
rectW = 40.0
rectH = 58.0
pageW = 210
pageH = 297
)
modeList := []string{"Normal", "Multiply", "Screen", "Overlay",
"Darken", "Lighten", "ColorDodge", "ColorBurn", "HardLight", "SoftLight",
"Difference", "Exclusion", "Hue", "Saturation", "Color", "Luminosity"}
pdf := gofpdf.New("", "", "", "")
pdf.SetLineWidth(2)
pdf.SetAutoPageBreak(false, 0)
pdf.AddPage()
pdf.SetFont("Helvetica", "", 18)
pdf.SetXY(0, gapY)
pdf.SetTextColor(0, 0, 0)
pdf.CellFormat(pageW, gapY, "Alpha Blending Modes", "", 0, "C", false, 0, "")
j := 0
y := 3 * gapY
for col := 0; col < 4; col++ {
x := gapX
for row := 0; row < 4; row++ {
pdf.Rect(x, y, rectW, rectH, "D")
pdf.SetFont("Helvetica", "B", 12)
pdf.SetFillColor(0, 0, 0)
pdf.SetTextColor(250, 250, 230)
pdf.SetXY(x, y+rectH-4)
pdf.CellFormat(rectW, 5, modeList[j], "", 0, "C", true, 0, "")
pdf.SetFont("Helvetica", "I", 150)
pdf.SetTextColor(80, 80, 120)
pdf.SetXY(x, y+2)
pdf.CellFormat(rectW, rectH, "A", "", 0, "C", false, 0, "")
pdf.SetAlpha(0.5, modeList[j])
pdf.Image(imageFile("golang-gopher.png"),
x-gapX, y, rectW+2*gapX, 0, false, "", 0, "")
pdf.SetAlpha(1.0, "Normal")
x += rectW + gapX
j++
}
y += rectH + gapY
}
fileStr := exampleFilename("Fpdf_SetAlpha_transparency")
err := pdf.OutputFileAndClose(fileStr)
summary(err, fileStr)
// Output:
// Successfully generated pdf/Fpdf_SetAlpha_transparency.pdf
}
// This examples tests corner cases as reported by the gocov tool.
func ExampleFpdf_SetKeywords() {
var err error
fileStr := exampleFilename("Fpdf_SetKeywords")
err = gofpdf.MakeFont(fontFile("CalligrapherRegular.pfb"),
fontFile("cp1252.map"), cnFontDir, nil, true)
if err == nil {
err = gofpdf.MakeFont(fontFile("calligra.ttf"),
fontFile("cp1252.map"), cnFontDir, nil, true)
if err == nil {
pdf := gofpdf.New("", "", "", "")
pdf.SetFontLocation(cnFontDir)
pdf.SetTitle("世界", true)
pdf.SetAuthor("世界", true)
pdf.SetSubject("世界", true)
pdf.SetCreator("世界", true)
pdf.SetKeywords("世界", true)
pdf.AddFont("Calligrapher", "", "CalligrapherRegular.json")
pdf.AddPage()
pdf.SetFont("Calligrapher", "", 16)
pdf.Writef(5, "\x95 %s \x95", pdf)
err = pdf.OutputFileAndClose(fileStr)
}
}
summary(err, fileStr)
// Output:
// Successfully generated pdf/Fpdf_SetKeywords.pdf
}