v0.0.450 wpdf

wpdf/wpdf.go

@@ -0,0 +1,183 @@
+package wpdf
+
+import (
+	"bytes"
+	"github.com/jung-kurt/gofpdf"
+)
+
+type WPDFBuilder struct {
+	b          *gofpdf.Fpdf
+	tr         func(string) string
+	cellHeight float64
+	fontName   PDFFontFamily
+	fontStyle  PDFFontStyle
+	fontSize   float64
+}
+
+type PDFMargins struct {
+	Left  float64
+	Top   float64
+	Right float64
+}
+
+type PDFColor struct {
+	R int
+	G int
+	B int
+}
+
+func NewPDFBuilder(orientation PDFOrientation, size PDFSize, unicode bool) *WPDFBuilder {
+
+	fpdfbuilder := gofpdf.New(string(orientation), "mm", string(size), "")
+
+	var tr func(string) string
+	if unicode {
+		tr = fpdfbuilder.UnicodeTranslatorFromDescriptor("")
+	} else {
+		tr = func(s string) string { return s }
+	}
+
+	b := &WPDFBuilder{
+		b:          fpdfbuilder,
+		tr:         tr,
+		cellHeight: 5,
+	}
+
+	b.SetMargins(PDFMargins{Left: 15, Top: 25, Right: 15}) // default values
+	b.SetFont(FontHelvetica, Normal, 12)                   // ensures font is set
+
+	return b
+}
+
+func (b *WPDFBuilder) SetMargins(v PDFMargins) {
+	b.b.SetMargins(v.Left, v.Top, v.Right)
+}
+
+func (b *WPDFBuilder) AddPage() {
+	b.b.AddPage()
+}
+
+func (b *WPDFBuilder) SetTextColor(cr, cg, cb int) {
+	b.b.SetTextColor(cr, cg, cb)
+}
+
+func (b *WPDFBuilder) GetTextColor() (cr, cg, cb int) {
+	return b.b.GetTextColor()
+}
+
+func (b *WPDFBuilder) SetDrawColor(cr, cg, cb int) {
+	b.b.SetDrawColor(cr, cg, cb)
+}
+
+func (b *WPDFBuilder) GetDrawColor() (cr, cg, cb int) {
+	return b.b.GetDrawColor()
+}
+
+func (b *WPDFBuilder) SetFillColor(cr, cg, cb int) {
+	b.b.SetFillColor(cr, cg, cb)
+}
+
+func (b *WPDFBuilder) GetFillColor() (cr, cg, cb int) {
+	return b.b.GetFillColor()
+}
+
+func (b *WPDFBuilder) SetLineWidth(w float64) {
+	b.b.SetLineWidth(w)
+}
+
+func (b *WPDFBuilder) GetLineWidth() float64 {
+	return b.b.GetLineWidth()
+}
+
+func (b *WPDFBuilder) SetFont(fontName PDFFontFamily, fontStyle PDFFontStyle, fontSize float64) {
+	b.b.SetFont(string(fontName), string(fontStyle), fontSize)
+
+	b.fontName = fontName
+	b.fontStyle = fontStyle
+	b.fontSize = fontSize
+
+	b.cellHeight = b.b.PointConvert(fontSize)
+}
+
+func (b *WPDFBuilder) Ln(h float64) {
+	b.b.Ln(h)
+}
+
+func (b *WPDFBuilder) Build() ([]byte, error) {
+	buf := new(bytes.Buffer)
+	err := b.b.Output(buf)
+	if err != nil {
+		return nil, err
+	}
+	return buf.Bytes(), nil
+}
+
+func (b *WPDFBuilder) SetX(x float64) {
+	b.b.SetX(x)
+}
+
+func (b *WPDFBuilder) GetX() float64 {
+	return b.b.GetX()
+}
+
+func (b *WPDFBuilder) SetY(y float64) {
+	b.b.SetY(y)
+}
+
+func (b *WPDFBuilder) GetY() float64 {
+	return b.b.GetY()
+}
+
+func (b *WPDFBuilder) SetXY(x float64, y float64) {
+	b.b.SetXY(x, y)
+}
+
+func (b *WPDFBuilder) GetXY() (x float64, y float64) {
+	return b.b.GetXY()
+}
+
+func (b *WPDFBuilder) GetMargins() (left, top, right, bottom float64) {
+	return b.b.GetMargins()
+}
+
+func (b *WPDFBuilder) GetMarginLeft() float64 {
+	v, _, _, _ := b.b.GetMargins()
+	return v
+}
+
+func (b *WPDFBuilder) GetMarginTop() float64 {
+	_, v, _, _ := b.b.GetMargins()
+	return v
+}
+
+func (b *WPDFBuilder) GetMarginRight() float64 {
+	_, _, v, _ := b.b.GetMargins()
+	return v
+}
+
+func (b *WPDFBuilder) GetMarginBottom() float64 {
+	_, _, _, v := b.b.GetMargins()
+	return v
+}
+
+func (b *WPDFBuilder) GetPageSize() (width, height float64) {
+	return b.b.GetPageSize()
+}
+
+func (b *WPDFBuilder) GetPageWidth() float64 {
+	v, _ := b.b.GetPageSize()
+	return v
+}
+
+func (b *WPDFBuilder) GetPageHeight() float64 {
+	_, v := b.b.GetPageSize()
+	return v
+}
+
+func (b *WPDFBuilder) GetWorkAreaWidth() float64 {
+	return b.GetPageWidth() - b.GetMarginLeft() - b.GetMarginRight()
+}
+
+func (b *WPDFBuilder) GetStringWidth(str string) float64 {
+	return b.b.GetStringWidth(str)
+}