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template feature test

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This commit is contained in:
icanotc 2023-09-06 22:07:33 -04:00
parent 9f1e0746ef
commit 04f8d77c5f
1 changed files with 27 additions and 8 deletions
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35
backend/app/api/handlers/v1/v1_ctrl_qrcode.go
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@ -32,6 +32,13 @@ type pageConfigQuery struct {
BaseAddr string `schema:"baseAddr" validate:"required"`
}
type pageTemplate struct {
size gopdf.Rect
margin gopdf.Margins
rows, cols int
xGap, yGap float64
}
type nopCloser struct {
io.Writer
}
@ -124,7 +131,16 @@ func (ctrl *V1Controller) HandleGenerateQRCodeForLocations() errchain.HandlerFun
return err
}
pdf, err := ctrl.generatePDF(URLs) //URLs to PDF
ave5260 := pageTemplate{
size: *gopdf.PageSizeLetter,
margin: gopdf.Margins{Left: 0.21975 * 72, Top: 0.5 * 72, Right: 0.21975 * 72, Bottom: 0.5 * 72},
rows: 10,
cols: 3,
xGap: 0.14 * 72,
yGap: 0,
}
pdf, err := ctrl.generatePDF(URLs, ave5260) //URLs to PDF
if err != nil {
return err
}
@ -172,18 +188,21 @@ func (ctrl *V1Controller) generateQRCodeURLs(input repo.LocationOut, output []st
return output, nil
}
func (ctrl *V1Controller) generatePDF(URLs []string) (*gopdf.GoPdf, error) {
func (ctrl *V1Controller) generatePDF(URLs []string, template pageTemplate) (*gopdf.GoPdf, error) {
//lableWidth, labelHeight := func(t pageTemplate) (float64, float64) {
// return (t.size.W - t.margin.Left - t.margin.Right - (t.xGap * float64(t.cols-1))) / float64(t.cols),
// (t.size.H - t.margin.Top - t.margin.Bottom - (t.yGap * float64(t.rows-1))) / float64(t.rows)
//}(template)
pdf := gopdf.GoPdf{}
pdf.Start(gopdf.Config{PageSize: *gopdf.PageSizeA4})
pdf.AddPage()
rowCounter := 0
const qrPerRow = 4
const qrPerPage = 24
var qrPerPage = template.rows * template.cols
for i, thing := range URLs {
if i%qrPerRow == 0 && i != 0 {
rowCounter++
if i%template.rows == 0 && i != 0 {
if i%qrPerPage == 0 {
pdf.AddPage()
}
@ -215,7 +234,7 @@ func (ctrl *V1Controller) generatePDF(URLs []string) (*gopdf.GoPdf, error) {
}
x := (i % 4) * 150
y := rowCounter * 150
y := (i / template.rows) * 150
err = pdf.ImageByHolder(imgBytes, float64(x), float64(y), nil)
if err != nil {
return nil, err