diff options
Diffstat (limited to 'pdf.go')
-rw-r--r-- | pdf.go | 17 |
1 files changed, 15 insertions, 2 deletions
@@ -1,6 +1,8 @@ package bookpipeline import ( + "bytes" + "compress/zlib" "errors" "fmt" "html" @@ -15,6 +17,7 @@ import ( "rescribe.xyz/utils/pkg/hocr" ) +// TODO: maybe set this in Fpdf struct const pageWidth = 5 // pageWidth in inches // pxToPt converts a pixel value into a pt value (72 pts per inch) @@ -32,7 +35,18 @@ func (p *Fpdf) Setup() error { p.fpdf = gofpdf.New("P", "pt", "A4", "") // Even though it's invisible, we need to add a font which can do // UTF-8 so that text renders correctly. - p.fpdf.AddUTF8FontFromBytes("dejavu", "", DejaVuCondensedBytes) + br := bytes.NewReader(DejaVuCondensedBytes) + r, err := zlib.NewReader(br) + if err != nil { + return err + } + var buf bytes.Buffer + _, err = buf.ReadFrom(r) + if err != nil { + return err + } + p.fpdf.AddUTF8FontFromBytes("dejavu", "", buf.Bytes()) + r.Close() p.fpdf.SetFont("dejavu", "", 10) p.fpdf.SetAutoPageBreak(false, float64(0)) return p.fpdf.Error() @@ -45,7 +59,6 @@ func (p *Fpdf) AddPage(imgpath, hocrpath string) error { if err != nil { return errors.New(fmt.Sprintf("Could not read file %s: %v", hocrpath, err)) } - // TODO: change hocr.Parse to take a Reader rather than []byte h, err := hocr.Parse(file) if err != nil { return errors.New(fmt.Sprintf("Could not parse hocr in file %s: %v", hocrpath, err)) |