github.com/signintech/pdft@v0.5.0/minigopdf/cache_content_image.go (about)

     1  package gopdf
     2  
     3  import (
     4  	"bytes"
     5  	"fmt"
     6  )
     7  
     8  type cacheContentImage struct {
     9  	index int
    10  	x     float64
    11  	y     float64
    12  	h     float64
    13  	rect  Rect
    14  }
    15  
    16  func (c *cacheContentImage) toStream(protection *PDFProtection) (*bytes.Buffer, error) {
    17  	var buff bytes.Buffer
    18  	buff.WriteString(fmt.Sprintf("q %0.2f 0 0 %0.2f %0.2f %0.2f cm /I%d Do Q\n", c.rect.W, c.rect.H, c.x, c.h-(c.y+c.rect.H), c.index+1))
    19  	return &buff, nil
    20  }