v0.0.504

goextVersion.go

@@ -1,5 +1,5 @@
 package goext
 
-const GoextVersion = "0.0.494"
+const GoextVersion = "0.0.504"
 
-const GoextVersionTimestamp = "2024-08-07T13:57:29+0200"
+const GoextVersionTimestamp = "2024-08-07T19:44:45+0200"

imageext/image.go

@@ -214,7 +214,7 @@ func ObjectFitImage(img image.Image, bbw float64, bbh float64, fit ImageFit, fil
 		draw.Draw(newImg, newImg.Bounds(), &image.Uniform{C: fillColor}, image.Pt(0, 0), draw.Src)
 		draw.Draw(newImg, newImg.Bounds(), img, image.Pt(0, 0), draw.Over)
 
-		return newImg, newImg.Bounds(), nil
+		return newImg, PercentageRectangle{0, 0, 1, 1}, nil
 	}
 
 	if fit == ImageFitContainCenter || fit == ImageFitContainTopLeft || fit == ImageFitContainTopRight || fit == ImageFitContainBottomLeft || fit == ImageFitContainBottomRight {
@@ -266,7 +266,7 @@ func ObjectFitImage(img image.Image, bbw float64, bbh float64, fit ImageFit, fil
 		draw.Draw(newImg, newImg.Bounds(), &image.Uniform{C: fillColor}, image.Pt(0, 0), draw.Src)
 		draw.Draw(newImg, destBounds, img, image.Pt(0, 0), draw.Over)
 
-		return newImg, destBounds, nil
+		return newImg, calcRelativeRect(destBounds, newImg.Bounds()), nil
 	}
 
 	if fit == ImageFitStretch {
@@ -293,10 +293,10 @@ func ObjectFitImage(img image.Image, bbw float64, bbh float64, fit ImageFit, fil
 		draw.Draw(newImg, newImg.Bounds(), &image.Uniform{C: fillColor}, image.Pt(0, 0), draw.Src)
 		draw.Draw(newImg, newImg.Bounds(), img, image.Pt(0, 0), draw.Over)
 
-		return newImg, newImg.Bounds(), nil
+		return newImg, PercentageRectangle{0, 0, 1, 1}, nil
 	}
 
-	return nil, image.Rectangle{}, exerr.New(exerr.TypeInternal, fmt.Sprintf("unknown image-fit: '%s'", fit)).Build()
+	return nil, PercentageRectangle{}, exerr.New(exerr.TypeInternal, fmt.Sprintf("unknown image-fit: '%s'", fit)).Build()
 }
 
 func VerifyAndDecodeImage(data io.Reader, mime string) (image.Image, error) {

imageext/types.go

@@ -1,5 +1,7 @@
 package imageext
 
+import "image"
+
 type Rectangle struct {
 	X float64
 	Y float64
@@ -22,3 +24,12 @@ func (r PercentageRectangle) Of(ref Rectangle) Rectangle {
 		H: r.H * ref.H,
 	}
 }
+
+func calcRelativeRect(inner image.Rectangle, outer image.Rectangle) PercentageRectangle {
+	return PercentageRectangle{
+		X: float64(inner.Min.X-outer.Min.X) / float64(outer.Dx()),
+		Y: float64(inner.Min.Y-outer.Min.Y) / float64(outer.Dy()),
+		W: float64(inner.Dx()) / float64(outer.Dx()),
+		H: float64(inner.Dy()) / float64(outer.Dy()),
+	}
+}

langext/array.go

@@ -323,6 +323,16 @@ func ArrMap[T1 any, T2 any](arr []T1, conv func(v T1) T2) []T2 {
 	return r
 }
 
+func ArrDeRef[T1 any](arr []*T1) []T1 {
+	r := make([]T1, 0, len(arr))
+	for _, v := range arr {
+		if v != nil {
+			r = append(r, *v)
+		}
+	}
+	return r
+}
+
 func MapMap[TK comparable, TV any, TR any](inmap map[TK]TV, conv func(k TK, v TV) TR) []TR {
 	r := make([]TR, 0, len(inmap))
 	for k, v := range inmap {

wpdf/.gitignore

@@ -0,0 +1 @@
+wpdf_test.pdf

wpdf/wpdf.go

@@ -14,6 +14,7 @@ type WPDFBuilder struct {
 	fontName    PDFFontFamily
 	fontStyle   PDFFontStyle
 	fontSize    float64
+	debug       bool
 }
 
 type PDFMargins struct {
@@ -62,6 +63,19 @@ func (b *WPDFBuilder) SetMargins(v PDFMargins) {
 
 func (b *WPDFBuilder) AddPage() {
 	b.b.AddPage()
+
+	if b.debug {
+
+		ml, mt, mr, mb := b.GetMargins()
+		pw, ph := b.GetPageSize()
+
+		b.Rect(pw-ml-mr, ph-mt-mb, RectOutline, NewPDFRectOpt().X(ml).Y(mt).LineWidth(0.25).DrawColor(0, 0, 128))
+
+		b.Rect(pw, mt, RectFill, NewPDFRectOpt().X(0).Y(0).FillColor(0, 0, 255).Alpha(0.2, BlendNormal))
+		b.Rect(ml, ph-mt-mb, RectFill, NewPDFRectOpt().X(0).Y(mt).FillColor(0, 0, 255).Alpha(0.2, BlendNormal))
+		b.Rect(mr, ph-mt-mb, RectFill, NewPDFRectOpt().X(pw-mr).Y(mt).FillColor(0, 0, 255).Alpha(0.2, BlendNormal))
+		b.Rect(pw, mb, RectFill, NewPDFRectOpt().X(0).Y(ph-mb).FillColor(0, 0, 255).Alpha(0.2, BlendNormal))
+	}
 }
 
 func (b *WPDFBuilder) SetTextColor(cr, cg, cb int) {
@@ -123,7 +137,21 @@ func (b *WPDFBuilder) SetCellSpacing(h float64) {
 }
 
 func (b *WPDFBuilder) Ln(h float64) {
+	xBefore, yBefore := b.GetXY()
+
 	b.b.Ln(h)
+
+	yAfter := b.GetY()
+
+	if b.debug {
+
+		_, _, mr, _ := b.GetMargins()
+		pw, _ := b.GetPageSize()
+
+		b.Rect(pw-mr-xBefore, yAfter-yBefore, RectOutline, NewPDFRectOpt().X(xBefore).Y(yBefore).LineWidth(0.25).DrawColor(128, 128, 0).Alpha(0.5, BlendNormal))
+		b.Rect(pw-mr-xBefore, yAfter-yBefore, RectFill, NewPDFRectOpt().X(xBefore).Y(yBefore).LineWidth(0.25).FillColor(128, 128, 0).Alpha(0.1, BlendNormal))
+		b.Line(xBefore, yBefore, pw-mr, yAfter, NewPDFLineOpt().LineWidth(0.25).DrawColor(128, 128, 0))
+	}
 }
 
 func (b *WPDFBuilder) Build() ([]byte, error) {
@@ -217,6 +245,10 @@ func (b *WPDFBuilder) PageNo() int {
 	return b.b.PageNo()
 }
 
+func (b *WPDFBuilder) Bookmark(txtStr string, level int, y float64) {
+	b.b.Bookmark(b.tr(txtStr), level, y)
+}
+
 func (b *WPDFBuilder) GetStringWidth(str string, opts ...PDFCellOpt) float64 {
 
 	var fontNameOverride *PDFFontFamily
@@ -242,3 +274,7 @@ func (b *WPDFBuilder) GetStringWidth(str string, opts ...PDFCellOpt) float64 {
 
 	return b.b.GetStringWidth(str)
 }
+
+func (b *WPDFBuilder) Debug(v bool) {
+	b.debug = v
+}

wpdf/wpdfCell.go

@@ -25,6 +25,7 @@ type PDFCellOpt struct {
 	borderColor       *PDFColor
 	fillColor         *PDFColor
 	autoWidthPaddingX *float64
+	debug             *bool
 }
 
 func NewPDFCellOpt() *PDFCellOpt {
@@ -158,6 +159,11 @@ func (opt *PDFCellOpt) Alpha(alpha float64, blendMode PDFBlendMode) *PDFCellOpt
 	return opt
 }
 
+func (opt *PDFCellOpt) Debug(v bool) *PDFCellOpt {
+	opt.debug = &v
+	return opt
+}
+
 func (opt *PDFCellOpt) Copy() *PDFCellOpt {
 	c := *opt
 	return &c
@@ -186,7 +192,7 @@ func (b *WPDFBuilder) Cell(txt string, opts ...*PDFCellOpt) {
 	txtTR := b.tr(txt)
 
 	width := float64(0)
-	height := b.cellHeight + b.cellSpacing
+	var height *float64 = nil
 	border := BorderNone
 	ln := BreakToNextLine
 	align := AlignLeft
@@ -204,10 +210,11 @@ func (b *WPDFBuilder) Cell(txt string, opts ...*PDFCellOpt) {
 	var borderColor *PDFColor
 	var fillColor *PDFColor
 	autoWidthPaddingX := float64(0)
+	debug := b.debug
 
 	for _, opt := range opts {
 		width = langext.Coalesce(opt.width, width)
-		height = langext.Coalesce(opt.height, height)
+		height = langext.CoalesceOpt(opt.height, height)
 		border = langext.Coalesce(opt.border, border)
 		ln = langext.Coalesce(opt.ln, ln)
 		align = langext.Coalesce(opt.align, align)
@@ -225,6 +232,7 @@ func (b *WPDFBuilder) Cell(txt string, opts ...*PDFCellOpt) {
 		borderColor = langext.CoalesceOpt(opt.borderColor, borderColor)
 		fillColor = langext.CoalesceOpt(opt.fillColor, fillColor)
 		autoWidthPaddingX = langext.Coalesce(opt.autoWidthPaddingX, autoWidthPaddingX)
+		debug = langext.Coalesce(opt.debug, debug)
 	}
 
 	if fontNameOverride != nil || fontStyleOverride != nil || fontSizeOverride != nil {
@@ -238,6 +246,11 @@ func (b *WPDFBuilder) Cell(txt string, opts ...*PDFCellOpt) {
 		defer func() { b.SetFont(oldFontName, oldFontStyle, oldFontSize) }()
 	}
 
+	if height == nil {
+		// (do after SetFont, so that b.cellHeight is correctly set to fontOverride)
+		height = langext.Ptr(b.cellHeight + b.cellSpacing)
+	}
+
 	if textColor != nil {
 		oldColorR, oldColorG, oldColorB := b.b.GetTextColor()
 		b.SetTextColor(textColor.R, textColor.G, textColor.B)
@@ -267,10 +280,22 @@ func (b *WPDFBuilder) Cell(txt string, opts ...*PDFCellOpt) {
 	}
 
 	if autoWidth {
-		width = b.b.GetStringWidth(txtTR) + autoWidthPaddingX
+		width = b.GetStringWidth(txtTR, langext.ArrDeRef(opts)...) + autoWidthPaddingX
 	}
 
-	b.b.CellFormat(width, height, txtTR, string(border), int(ln), string(align), fill, link, linkStr)
+	xBefore, yBefore := b.b.GetXY()
+
+	b.b.CellFormat(width, *height, txtTR, string(border), int(ln), string(align), fill, link, linkStr)
+
+	if debug {
+		if ln == BreakToNextLine {
+			b.Rect(b.GetPageWidth()-xBefore-b.GetMarginRight(), *height, RectOutline, NewPDFRectOpt().X(xBefore).Y(yBefore).LineWidth(0.25).DrawColor(0, 128, 0))
+		} else if ln == BreakToRight {
+			b.Rect(b.GetX()-xBefore, *height, RectOutline, NewPDFRectOpt().X(xBefore).Y(yBefore).LineWidth(0.25).DrawColor(0, 128, 0))
+		} else if ln == BreakToBelow {
+			b.Rect(b.GetPageWidth()-xBefore-b.GetMarginRight(), *height, RectOutline, NewPDFRectOpt().X(xBefore).Y(yBefore).LineWidth(0.25).DrawColor(0, 128, 0))
+		}
+	}
 
 	if extraLn != 0 {
 		b.b.Ln(extraLn)

wpdf/wpdfImage.go

@@ -247,7 +247,7 @@ func (b *WPDFBuilder) Image(img *PDFImageRef, opts ...*PDFImageOpt) {
 	var imageFit *imageext.ImageFit = nil
 	var fillColor color.Color = color.Transparent
 	compression := imageext.CompressionPNGSpeed
-	debug := false
+	debug := b.debug
 	var crop *imageext.ImageCrop = nil
 	var alphaOverride *dataext.Tuple[float64, PDFBlendMode]
 
@@ -271,6 +271,10 @@ func (b *WPDFBuilder) Image(img *PDFImageRef, opts ...*PDFImageOpt) {
 		alphaOverride = langext.CoalesceOpt(opt.alphaOverride, alphaOverride)
 	}
 
+	if flow {
+		y = b.GetY()
+	}
+
 	regName := img.Name
 
 	var subImageBounds *imageext.PercentageRectangle = nil
@@ -355,13 +359,14 @@ func (b *WPDFBuilder) Image(img *PDFImageRef, opts ...*PDFImageOpt) {
 	b.b.ImageOptions(regName, x, y, w, h, flow, fpdfOpt, link, linkStr)
 
 	if debug {
-		b.Rect(w, h, RectOutline, NewPDFRectOpt().X(x).Y(y).LineWidth(2).DrawColor(255, 0, 0))
+		b.Rect(w, h, RectOutline, NewPDFRectOpt().X(x).Y(y).LineWidth(0.25).DrawColor(255, 0, 0))
 
 		if subImageBounds != nil {
 			r := subImageBounds.Of(imageext.Rectangle{X: x, Y: y, W: w, H: h})
+			b.Rect(r.W, r.H, RectOutline, NewPDFRectOpt().X(r.X).Y(r.Y).LineWidth(0.25).DrawColor(255, 0, 0))
 			b.Rect(r.W, r.H, RectFill, NewPDFRectOpt().X(r.X).Y(r.Y).FillColor(255, 0, 0).Alpha(0.2, BlendNormal))
-			b.Line(r.X, r.Y, r.X+r.W, r.Y+r.H, NewPDFLineOpt().LineWidth(2).DrawColor(255, 0, 0))
-			b.Line(r.X+r.W, r.Y, r.X, r.Y+r.H, NewPDFLineOpt().LineWidth(2).DrawColor(255, 0, 0))
+			b.Line(r.X, r.Y, r.X+r.W, r.Y+r.H, NewPDFLineOpt().LineWidth(0.25).DrawColor(255, 0, 0))
+			b.Line(r.X+r.W, r.Y, r.X, r.Y+r.H, NewPDFLineOpt().LineWidth(0.25).DrawColor(255, 0, 0))
 		}
 	}
 }

wpdf/wpdfLine.go

@@ -10,6 +10,7 @@ type PDFLineOpt struct {
 	drawColor *PDFColor
 	alpha     *dataext.Tuple[float64, PDFBlendMode]
 	capStyle  *PDFLineCapStyle
+	debug     *bool
 }
 
 func NewPDFLineOpt() *PDFLineOpt {
@@ -51,17 +52,24 @@ func (opt *PDFLineOpt) CapRound() *PDFLineOpt {
 	return opt
 }
 
+func (opt *PDFLineOpt) Debug(v bool) *PDFLineOpt {
+	opt.debug = &v
+	return opt
+}
+
 func (b *WPDFBuilder) Line(x1 float64, y1 float64, x2 float64, y2 float64, opts ...*PDFLineOpt) {
 	var lineWidth *float64
 	var drawColor *PDFColor
 	var alphaOverride *dataext.Tuple[float64, PDFBlendMode]
 	capStyle := CapButt
+	debug := b.debug
 
 	for _, opt := range opts {
 		lineWidth = langext.CoalesceOpt(opt.lineWidth, lineWidth)
 		drawColor = langext.CoalesceOpt(opt.drawColor, drawColor)
 		alphaOverride = langext.CoalesceOpt(opt.alpha, alphaOverride)
 		capStyle = langext.Coalesce(opt.capStyle, capStyle)
+		debug = langext.Coalesce(opt.debug, debug)
 	}
 
 	if lineWidth != nil {

wpdf/wpdfMultiCell.go

@@ -20,6 +20,7 @@ type PDFMultiCellOpt struct {
 	textColor         *PDFColor
 	borderColor       *PDFColor
 	fillColor         *PDFColor
+	debug             *bool
 }
 
 func NewPDFMultiCellOpt() *PDFMultiCellOpt {
@@ -128,6 +129,16 @@ func (opt *PDFMultiCellOpt) Alpha(alpha float64, blendMode PDFBlendMode) *PDFMul
 	return opt
 }
 
+func (opt *PDFMultiCellOpt) Debug(v bool) *PDFMultiCellOpt {
+	opt.debug = &v
+	return opt
+}
+
+func (opt *PDFMultiCellOpt) Copy() *PDFMultiCellOpt {
+	c := *opt
+	return &c
+}
+
 func (b *WPDFBuilder) MultiCell(txt string, opts ...*PDFMultiCellOpt) {
 
 	txtTR := b.tr(txt)
@@ -146,6 +157,7 @@ func (b *WPDFBuilder) MultiCell(txt string, opts ...*PDFMultiCellOpt) {
 	var textColor *PDFColor
 	var borderColor *PDFColor
 	var fillColor *PDFColor
+	debug := b.debug
 
 	for _, opt := range opts {
 		width = langext.Coalesce(opt.width, width)
@@ -162,6 +174,7 @@ func (b *WPDFBuilder) MultiCell(txt string, opts ...*PDFMultiCellOpt) {
 		textColor = langext.CoalesceOpt(opt.textColor, textColor)
 		borderColor = langext.CoalesceOpt(opt.borderColor, borderColor)
 		fillColor = langext.CoalesceOpt(opt.fillColor, fillColor)
+		debug = langext.Coalesce(opt.debug, debug)
 	}
 
 	if fontNameOverride != nil || fontStyleOverride != nil || fontSizeOverride != nil {
@@ -203,8 +216,14 @@ func (b *WPDFBuilder) MultiCell(txt string, opts ...*PDFMultiCellOpt) {
 		b.b.SetX(*x)
 	}
 
+	xBefore, yBefore := b.b.GetXY()
+
 	b.b.MultiCell(width, height, txtTR, string(border), string(align), fill)
 
+	if debug {
+		b.Rect(b.GetPageWidth()-xBefore-b.GetMarginRight(), b.GetY()-yBefore, RectOutline, NewPDFRectOpt().X(xBefore).Y(yBefore).LineWidth(0.25).DrawColor(0, 128, 0))
+	}
+
 	if extraLn != 0 {
 		b.b.Ln(extraLn)
 	}

wpdf/wpdfRect.go

@@ -16,6 +16,7 @@ type PDFRectOpt struct {
 	radiusTR  *float64
 	radiusBR  *float64
 	radiusBL  *float64
+	debug     *bool
 }
 
 func NewPDFRectOpt() *PDFRectOpt {
@@ -90,6 +91,11 @@ func (opt *PDFRectOpt) Alpha(alpha float64, blendMode PDFBlendMode) *PDFRectOpt
 	return opt
 }
 
+func (opt *PDFRectOpt) Debug(v bool) *PDFRectOpt {
+	opt.debug = &v
+	return opt
+}
+
 func (b *WPDFBuilder) Rect(w float64, h float64, styleStr PDFRectStyle, opts ...*PDFRectOpt) {
 	x := b.GetX()
 	y := b.GetY()
@@ -101,6 +107,7 @@ func (b *WPDFBuilder) Rect(w float64, h float64, styleStr PDFRectStyle, opts ...
 	radiusTR := float64(0)
 	radiusBR := float64(0)
 	radiusBL := float64(0)
+	debug := b.debug
 
 	for _, opt := range opts {
 		x = langext.Coalesce(opt.x, x)
@@ -113,6 +120,7 @@ func (b *WPDFBuilder) Rect(w float64, h float64, styleStr PDFRectStyle, opts ...
 		radiusTR = langext.Coalesce(opt.radiusTR, radiusTR)
 		radiusBR = langext.Coalesce(opt.radiusBR, radiusBR)
 		radiusBL = langext.Coalesce(opt.radiusBL, radiusBL)
+		debug = langext.Coalesce(opt.debug, debug)
 	}
 
 	if lineWidth != nil {

wpdf/wpdfTable.go

@@ -35,24 +35,7 @@ type TableBuilder struct {
 	rows             []tableRow
 	defaultCellStyle *TableCellStyleOpt
 	columnWidths     *[]string
-}
-
-type TableCell struct {
-	Content string
-	Style   TableCellStyleOpt
-}
-
-type TableCellStyleOpt struct {
-	MultiCell   *bool
-	Ellipsize   *bool
-	PaddingHorz *float64
-	MinWidth    *float64
-
-	PDFCellOpt
-}
-
-type tableRow struct {
-	cells []TableCell
+	debug            *bool
 }
 
 func (r tableRow) maxFontSize(defaultFontSize float64) float64 {
@@ -70,8 +53,8 @@ func (b *TableBuilder) Widths(v ...string) *TableBuilder {
 	return b
 }
 
-func (b *TableBuilder) DefaultStyle(s TableCellStyleOpt) *TableBuilder {
-	b.defaultCellStyle = &s
+func (b *TableBuilder) DefaultStyle(s *TableCellStyleOpt) *TableBuilder {
+	b.defaultCellStyle = s
 	return b
 }
 
@@ -85,31 +68,42 @@ func (b *TableBuilder) PadY(v float64) *TableBuilder {
 	return b
 }
 
-func (b *TableBuilder) AddRow(cells ...TableCell) {
+func (b *TableBuilder) AddRow(cells ...TableCell) *TableBuilder {
 	b.rows = append(b.rows, tableRow{cells: cells})
+	return b
 }
 
-func (b *TableBuilder) AddRowWithStyle(style TableCellStyleOpt, cells ...string) {
+func (b *TableBuilder) AddRowWithStyle(style *TableCellStyleOpt, cells ...string) *TableBuilder {
 	tcels := make([]TableCell, 0, len(cells))
 	for _, cell := range cells {
-		tcels = append(tcels, TableCell{Content: cell, Style: style})
+		tcels = append(tcels, TableCell{Content: cell, Style: *style})
 	}
 
 	b.rows = append(b.rows, tableRow{cells: tcels})
+
+	return b
 }
 
-func (b *TableBuilder) AddRowDefaultStyle(cells ...string) {
+func (b *TableBuilder) AddRowDefaultStyle(cells ...string) *TableBuilder {
 	tcels := make([]TableCell, 0, len(cells))
 	for _, cell := range cells {
 		tcels = append(tcels, TableCell{Content: cell, Style: langext.Coalesce(b.defaultCellStyle, TableCellStyleOpt{})})
 	}
 
 	b.rows = append(b.rows, tableRow{cells: tcels})
+
+	return b
+}
+
+func (b *TableBuilder) BuildRow() *TableRowBuilder {
+	return &TableRowBuilder{tabbuilder: b, cells: make([]TableCell, 0)}
 }
 
 func (b *TableBuilder) Build() {
 	builder := b.builder
 
+	debug := langext.Coalesce(b.debug, b.builder.debug)
+
 	if len(b.rows) == 0 {
 		return // nothing to do
 	}
@@ -140,17 +134,21 @@ func (b *TableBuilder) Build() {
 			str := cell.Content
 			style := cell.Style
 
-			ellipsize := langext.Coalesce(style.Ellipsize, true)
-			cellPaddingHorz := langext.Coalesce(style.PaddingHorz, 2)
+			ellipsize := langext.Coalesce(style.ellipsize, true)
+			cellPaddingHorz := langext.Coalesce(style.paddingHorz, 2)
+
+			fillHeight := langext.Coalesce(style.fillHeight, false)
 
 			bx := builder.GetX()
 			by := builder.GetY()
 
 			cellWidth := columnWidths[cellIdx]
 
-			if langext.Coalesce(style.MultiCell, true) {
+			_ = fillHeight // TODO implement, but how?? ( cells with fillHeight=true should have a border of the full column height, even if another column is growing it, but we do not know teh height beforehand ... )
 
-				builder.MultiCell(str, style.PDFCellOpt.Copy().ToMulti().Width(cellWidth))
+			if langext.Coalesce(style.multiCell, true) {
+
+				builder.MultiCell(str, style.PDFCellOpt.Copy().ToMulti().Width(cellWidth).Debug(debug))
 
 			} else {
 
@@ -163,7 +161,7 @@ func (b *TableBuilder) Build() {
 					}
 				}
 
-				builder.Cell(str, style.PDFCellOpt.Copy().Width(cellWidth))
+				builder.Cell(str, style.PDFCellOpt.Copy().Width(cellWidth).Debug(debug))
 
 			}
 
@@ -222,8 +220,8 @@ func (b *TableBuilder) calculateColumns() []float64 {
 		for _, row := range b.rows {
 			if len(row.cells) > colIdx {
 
-				ph := langext.Coalesce(row.cells[colIdx].Style.PaddingHorz, 2)
-				mw := langext.Coalesce(row.cells[colIdx].Style.MinWidth, 0)
+				ph := langext.Coalesce(row.cells[colIdx].Style.paddingHorz, 2)
+				mw := langext.Coalesce(row.cells[colIdx].Style.minWidth, 0)
 
 				minWidth = max(minWidth, ph+mw)
 
@@ -281,23 +279,28 @@ func (b *TableBuilder) calculateColumns() []float64 {
 		return columnWidths
 	}
 
-	for i, _ := range columnDef {
-		if frColumnWeights[i] != 0 {
-			w := min(autoWidths[i], (remainingWidth/float64(frColumnWidthCount))*frColumnWeights[i])
-			remainingWidth += columnWidths[i]
-			columnWidths[i] = w
-			remainingWidth -= w
+	{
+		rmSub := 0.0
+		for i := range columnDef {
+			if frColumnWeights[i] != 0 {
+				w := min(autoWidths[i], (remainingWidth/float64(frColumnWidthCount))*frColumnWeights[i])
+				rmSub += w - columnWidths[i]
+				columnWidths[i] = w
+			}
 		}
+		remainingWidth -= rmSub
 	}
 
-	if remainingWidth > 0 {
+	if remainingWidth > 0.01 {
+		rmSub := 0.0
 		for i, _ := range columnDef {
 			if frColumnWeights[i] != 0 {
 				addW := (remainingWidth / float64(frColumnWidthCount)) * frColumnWeights[i]
+				rmSub += addW
 				columnWidths[i] += addW
-				remainingWidth -= addW
 			}
 		}
+		remainingWidth -= rmSub
 	}
 
 	return columnWidths
@@ -307,6 +310,11 @@ func (b *TableBuilder) RowCount() int {
 	return len(b.rows)
 }
 
+func (b *TableBuilder) Debug(v bool) *TableBuilder {
+	b.debug = &v
+	return b
+}
+
 func (b *WPDFBuilder) Table() *TableBuilder {
 	return &TableBuilder{
 		builder:          b,
@@ -321,12 +329,13 @@ func defaultTableStyle() *TableCellStyleOpt {
 	return &TableCellStyleOpt{
 		PDFCellOpt: *NewPDFCellOpt().
 			FontSize(float64(8)).
-			BorderColorHex(uint32(0x888888)).
-			FillColorHex(uint32(0xFFFFFF)).
+			Border(BorderFull).
+			BorderColorHex(uint32(0x666666)).
+			FillColorHex(uint32(0xF0F0F0)).
 			TextColorHex(uint32(0x000000)).
-			FillBackground(false),
-		MinWidth:  langext.Ptr(float64(5)),
-		Ellipsize: langext.PTrue,
-		MultiCell: langext.PFalse,
+			FillBackground(true),
+		minWidth:  langext.Ptr(float64(5)),
+		ellipsize: langext.PTrue,
+		multiCell: langext.PFalse,
 	}
 }

wpdf/wpdfTableCell.go

@@ -0,0 +1,187 @@
+package wpdf
+
+import (
+	"gogs.mikescher.com/BlackForestBytes/goext/dataext"
+	"gogs.mikescher.com/BlackForestBytes/goext/langext"
+)
+
+type TableCell struct {
+	Content string
+	Style   TableCellStyleOpt
+}
+
+type TableCellStyleOpt struct {
+	multiCell   *bool
+	ellipsize   *bool
+	paddingHorz *float64
+	minWidth    *float64
+	fillHeight  *bool
+
+	PDFCellOpt
+}
+
+func NewTableCellStyleOpt() *TableCellStyleOpt {
+	return &TableCellStyleOpt{}
+}
+
+func (o *TableCellStyleOpt) FillHeight(b bool) *TableCellStyleOpt {
+	o.fillHeight = &b
+	return o
+}
+
+func (o *TableCellStyleOpt) MultiCell(v bool) *TableCellStyleOpt {
+	o.multiCell = &v
+	return o
+}
+
+func (o *TableCellStyleOpt) Ellipsize(v bool) *TableCellStyleOpt {
+	o.ellipsize = &v
+	return o
+}
+
+func (o *TableCellStyleOpt) PaddingHorz(v float64) *TableCellStyleOpt {
+	o.paddingHorz = &v
+	return o
+}
+
+func (o *TableCellStyleOpt) MinWidth(v float64) *TableCellStyleOpt {
+	o.minWidth = &v
+	return o
+}
+
+func (o *TableCellStyleOpt) CellStyle(v PDFCellOpt) *TableCellStyleOpt {
+	o.PDFCellOpt = v
+	return o
+}
+
+func (o *TableCellStyleOpt) Width(v float64) *TableCellStyleOpt {
+	o.PDFCellOpt.width = &v
+	return o
+}
+
+func (o *TableCellStyleOpt) Height(v float64) *TableCellStyleOpt {
+	o.PDFCellOpt.height = &v
+	return o
+}
+
+func (o *TableCellStyleOpt) Border(v PDFBorder) *TableCellStyleOpt {
+	o.PDFCellOpt.border = &v
+	return o
+}
+
+func (o *TableCellStyleOpt) LnPos(v PDFTextBreak) *TableCellStyleOpt {
+	o.PDFCellOpt.ln = &v
+	return o
+}
+
+func (o *TableCellStyleOpt) Align(v PDFTextAlign) *TableCellStyleOpt {
+	o.PDFCellOpt.align = &v
+	return o
+}
+
+func (o *TableCellStyleOpt) FillBackground(v bool) *TableCellStyleOpt {
+	o.PDFCellOpt.fill = &v
+	return o
+}
+
+func (o *TableCellStyleOpt) Link(v int) *TableCellStyleOpt {
+	o.PDFCellOpt.link = &v
+	return o
+}
+
+func (o *TableCellStyleOpt) LinkStr(v string) *TableCellStyleOpt {
+	o.PDFCellOpt.linkStr = &v
+	return o
+}
+
+func (o *TableCellStyleOpt) Font(fontName PDFFontFamily, fontStyle PDFFontStyle, fontSize float64) *TableCellStyleOpt {
+	o.PDFCellOpt.fontNameOverride = &fontName
+	o.PDFCellOpt.fontStyleOverride = &fontStyle
+	o.PDFCellOpt.fontSizeOverride = &fontSize
+	return o
+}
+
+func (o *TableCellStyleOpt) FontName(v PDFFontFamily) *TableCellStyleOpt {
+	o.PDFCellOpt.fontNameOverride = &v
+	return o
+}
+
+func (o *TableCellStyleOpt) FontStyle(v PDFFontStyle) *TableCellStyleOpt {
+	o.PDFCellOpt.fontStyleOverride = &v
+	return o
+}
+
+func (o *TableCellStyleOpt) FontSize(v float64) *TableCellStyleOpt {
+	o.PDFCellOpt.fontSizeOverride = &v
+	return o
+}
+
+func (o *TableCellStyleOpt) Bold() *TableCellStyleOpt {
+	o.PDFCellOpt.fontStyleOverride = langext.Ptr(Bold)
+	return o
+}
+
+func (o *TableCellStyleOpt) Italic() *TableCellStyleOpt {
+	o.PDFCellOpt.fontStyleOverride = langext.Ptr(Italic)
+	return o
+}
+
+func (o *TableCellStyleOpt) LnAfter(v float64) *TableCellStyleOpt {
+	o.PDFCellOpt.extraLn = &v
+	return o
+}
+
+func (o *TableCellStyleOpt) X(v float64) *TableCellStyleOpt {
+	o.PDFCellOpt.x = &v
+	return o
+}
+
+func (o *TableCellStyleOpt) AutoWidth() *TableCellStyleOpt {
+	o.PDFCellOpt.autoWidth = langext.PTrue
+	return o
+}
+
+func (o *TableCellStyleOpt) AutoWidthPaddingX(v float64) *TableCellStyleOpt {
+	o.PDFCellOpt.autoWidthPaddingX = &v
+	return o
+}
+
+func (o *TableCellStyleOpt) TextColor(cr, cg, cb int) *TableCellStyleOpt {
+	o.PDFCellOpt.textColor = langext.Ptr(rgbToColor(cr, cg, cb))
+	return o
+}
+
+func (o *TableCellStyleOpt) TextColorHex(c uint32) *TableCellStyleOpt {
+	o.PDFCellOpt.textColor = langext.Ptr(hexToColor(c))
+	return o
+}
+
+func (o *TableCellStyleOpt) BorderColor(cr, cg, cb int) *TableCellStyleOpt {
+	o.PDFCellOpt.borderColor = langext.Ptr(rgbToColor(cr, cg, cb))
+	return o
+}
+
+func (o *TableCellStyleOpt) BorderColorHex(c uint32) *TableCellStyleOpt {
+	o.PDFCellOpt.borderColor = langext.Ptr(hexToColor(c))
+	return o
+}
+
+func (o *TableCellStyleOpt) FillColor(cr, cg, cb int) *TableCellStyleOpt {
+	o.PDFCellOpt.fillColor = langext.Ptr(rgbToColor(cr, cg, cb))
+	return o
+}
+
+func (o *TableCellStyleOpt) FillColorHex(c uint32) *TableCellStyleOpt {
+	o.PDFCellOpt.fillColor = langext.Ptr(hexToColor(c))
+	return o
+}
+
+func (o *TableCellStyleOpt) Alpha(alpha float64, blendMode PDFBlendMode) *TableCellStyleOpt {
+	o.PDFCellOpt.alphaOverride = &dataext.Tuple[float64, PDFBlendMode]{V1: alpha, V2: blendMode}
+	return o
+}
+
+func (o *TableCellStyleOpt) Debug(v bool) *TableCellStyleOpt {
+	o.PDFCellOpt.debug = &v
+	return o
+}

wpdf/wpdfTableRow.go

@@ -0,0 +1,52 @@
+package wpdf
+
+import "gogs.mikescher.com/BlackForestBytes/goext/langext"
+
+type tableRow struct {
+	cells []TableCell
+}
+
+type TableRowBuilder struct {
+	tabbuilder   *TableBuilder
+	defaultStyle *TableCellStyleOpt
+	cells        []TableCell
+}
+
+func (r *TableRowBuilder) RowStyle(style *TableCellStyleOpt) *TableRowBuilder {
+	r.defaultStyle = style
+	return r
+}
+
+func (r *TableRowBuilder) Cell(cell string) *TableRowBuilder {
+	r.cells = append(r.cells, TableCell{Content: cell, Style: langext.Coalesce3(r.defaultStyle, r.tabbuilder.defaultCellStyle, TableCellStyleOpt{})})
+	return r
+}
+
+func (r *TableRowBuilder) Cells(cells ...string) *TableRowBuilder {
+	for _, cell := range cells {
+		r.cells = append(r.cells, TableCell{Content: cell, Style: langext.Coalesce3(r.defaultStyle, r.tabbuilder.defaultCellStyle, TableCellStyleOpt{})})
+	}
+	return r
+}
+
+func (r *TableRowBuilder) CellObject(cell TableCell) *TableRowBuilder {
+	r.cells = append(r.cells, cell)
+	return r
+}
+
+func (r *TableRowBuilder) CellObjects(cells ...TableCell) *TableRowBuilder {
+	for _, cell := range cells {
+		r.cells = append(r.cells, cell)
+	}
+	return r
+}
+
+func (r *TableRowBuilder) CellWithStyle(cell string, style *TableCellStyleOpt) *TableRowBuilder {
+	r.cells = append(r.cells, TableCell{Content: cell, Style: *style})
+	return r
+}
+
+func (r *TableRowBuilder) BuildRow() *TableBuilder {
+	r.tabbuilder.AddRow(r.cells...)
+	return r.tabbuilder
+}

wpdf/wpdf_test.go

@@ -0,0 +1,105 @@
+package wpdf
+
+import (
+	_ "embed"
+	"fmt"
+	"gogs.mikescher.com/BlackForestBytes/goext/imageext"
+	"gogs.mikescher.com/BlackForestBytes/goext/langext"
+	"os"
+	"path"
+	"testing"
+)
+
+//go:embed logo.png
+var logoData []byte
+
+func TestPDFBuilder(t *testing.T) {
+	builder := NewPDFBuilder(Portrait, SizeA4, true)
+
+	builder.Debug(true)
+
+	logoRef := builder.RegisterImage(logoData)
+
+	builder.SetMargins(PDFMargins{Left: 15, Top: 40, Right: 10})
+	builder.AddPage()
+
+	builder.SetFont(FontHelvetica, Normal, 10)
+	builder.Cell("Neueinrichtung deiner Entgeltumwandlung", NewPDFCellOpt().Bold().FontSize(20))
+	builder.Ln(10)
+
+	builder.SetFont(FontHelvetica, Normal, 10)
+	builder.Cell("Hello World", NewPDFCellOpt().Width(50).Align(AlignHorzCenter).LnPos(BreakToRight))
+	builder.IncX(10)
+	builder.Cell("Second Text", NewPDFCellOpt().AutoWidth().AutoWidthPaddingX(2).LnPos(BreakToRight))
+	builder.Ln(10)
+
+	builder.MultiCell("Im Fall einer individuellen Entgeltumwandlung ist die Zuschussverpflichtung auf der Grundlage des Betriebsrentenstärkungsgesetzes in der gesetzlich vorgeschriebenen Höhe (§ 1a Abs. 1a BetrAVG), über den arbeitgeberfinanzierten Zuschuss erfüllt.")
+	builder.Ln(4)
+
+	builder.Image(logoRef, NewPDFImageOpt().X(90).Y(160).Width(70).Height(30).ImageFit(imageext.ImageFitContainCenter))
+
+	builder.Ln(4)
+
+	cellStyleHeader := &TableCellStyleOpt{
+		PDFCellOpt: *NewPDFCellOpt().
+			FontSize(float64(8)).
+			BorderColorHex(uint32(0x666666)).
+			Border(BorderFull).
+			FillColorHex(uint32(0xC0C0C0)).
+			FillBackground(true).
+			TextColorHex(uint32(0x000000)).
+			Align(AlignHorzCenter).
+			Bold(),
+		minWidth:  langext.Ptr(float64(5)),
+		ellipsize: langext.PTrue,
+		multiCell: langext.PFalse,
+	}
+
+	cellStyleMulti := &TableCellStyleOpt{
+		PDFCellOpt: *NewPDFCellOpt().
+			FontSize(float64(8)).
+			BorderColorHex(uint32(0x666666)).
+			Border(BorderFull).
+			FillColorHex(uint32(0xC060C0)).
+			FillBackground(true).
+			TextColorHex(uint32(0x000000)),
+		minWidth:  langext.Ptr(float64(5)),
+		ellipsize: langext.PFalse,
+		multiCell: langext.PTrue,
+	}
+
+	builder.Table().
+		Widths("auto", "20", "1fr", "20").
+		PadX(2).
+		PadY(2).
+		AddRowWithStyle(cellStyleHeader, "test", "hello", "123", "end").
+		AddRowDefaultStyle("test", "hello", "123", "end").
+		AddRowDefaultStyle("123", "helasdsalo", "a", "enwqad").
+		AddRowDefaultStyle("123asd", "TrimMeTrimMeTrimMeTrimMe", "a", "enwqad").
+		AddRowWithStyle(cellStyleMulti, "123", "helasdsalo", "a", "MultiCell: enwqad enw\nqad enwqad enwqad enwqad enwqad").
+		AddRowDefaultStyle("123", "helasdsalo", "a", "enwqad").
+		Debug(false).
+		Build()
+
+	builder.Ln(8)
+
+	builder.Table().
+		Widths("auto", "20", "1fr", "20").
+		PadX(2).
+		PadY(2).
+		BuildRow().RowStyle(cellStyleHeader).Cells("test", "hello", "123", "end").BuildRow().
+		BuildRow().Cells("test", "hello", "123", "end").BuildRow().
+		BuildRow().RowStyle(cellStyleMulti.FillHeight(true)).Cell("123").Cell("helasdsalo").Cell("a").Cell("MultiCell: enwqad enw\nqad enwqad enwqad enwqad enwqad").BuildRow().
+		AddRowDefaultStyle("123", "helasdsalo", "a", "enwqad").
+		Debug(false).
+		Build()
+
+	bin, err := builder.Build()
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	fn := "wpdf_test.pdf"
+	_ = os.WriteFile(fn, bin, 0644)
+	fmt.Println("file://" + path.Join(langext.Must(os.Getwd()), fn))
+}