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Support MediaBox and others with a referenced array

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This commit is contained in:
Gunnsteinn Hall 2016-08-25 17:26:38 +00:00
parent 69669545f5
commit 20bffefb89
1 changed files with 30 additions and 10 deletions
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40
pdf/page.go
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@ -275,55 +275,75 @@ func (reader *PdfReader) newPdfPageFromDict(p *PdfObjectDictionary) (*PdfPage, e
} }
if obj, isDefined := d["MediaBox"]; isDefined { if obj, isDefined := d["MediaBox"]; isDefined {
boxArr, ok := obj.(*PdfObjectArray) var err error
obj, err = reader.traceToObject(obj)
if err != nil {
return nil, err
}
boxArr, ok := TraceToDirectObject(obj).(*PdfObjectArray)
if !ok { if !ok {
return nil, errors.New("Page MediaBox not an array") return nil, errors.New("Page MediaBox not an array")
} }
var err error
page.MediaBox, err = NewPdfRectangle(*boxArr) page.MediaBox, err = NewPdfRectangle(*boxArr)
if err != nil { if err != nil {
return nil, err return nil, err
} }
} }
if obj, isDefined := d["CropBox"]; isDefined { if obj, isDefined := d["CropBox"]; isDefined {
boxArr, ok := obj.(*PdfObjectArray) var err error
obj, err = reader.traceToObject(obj)
if err != nil {
return nil, err
}
boxArr, ok := TraceToDirectObject(obj).(*PdfObjectArray)
if !ok { if !ok {
return nil, errors.New("Page CropBox not an array") return nil, errors.New("Page CropBox not an array")
} }
var err error
page.CropBox, err = NewPdfRectangle(*boxArr) page.CropBox, err = NewPdfRectangle(*boxArr)
if err != nil { if err != nil {
return nil, err return nil, err
} }
} }
if obj, isDefined := d["BleedBox"]; isDefined { if obj, isDefined := d["BleedBox"]; isDefined {
boxArr, ok := obj.(*PdfObjectArray) var err error
obj, err = reader.traceToObject(obj)
if err != nil {
return nil, err
}
boxArr, ok := TraceToDirectObject(obj).(*PdfObjectArray)
if !ok { if !ok {
return nil, errors.New("Page BleedBox not an array") return nil, errors.New("Page BleedBox not an array")
} }
var err error
page.BleedBox, err = NewPdfRectangle(*boxArr) page.BleedBox, err = NewPdfRectangle(*boxArr)
if err != nil { if err != nil {
return nil, err return nil, err
} }
} }
if obj, isDefined := d["TrimBox"]; isDefined { if obj, isDefined := d["TrimBox"]; isDefined {
boxArr, ok := obj.(*PdfObjectArray) var err error
obj, err = reader.traceToObject(obj)
if err != nil {
return nil, err
}
boxArr, ok := TraceToDirectObject(obj).(*PdfObjectArray)
if !ok { if !ok {
return nil, errors.New("Page TrimBox not an array") return nil, errors.New("Page TrimBox not an array")
} }
var err error
page.TrimBox, err = NewPdfRectangle(*boxArr) page.TrimBox, err = NewPdfRectangle(*boxArr)
if err != nil { if err != nil {
return nil, err return nil, err
} }
} }
if obj, isDefined := d["ArtBox"]; isDefined { if obj, isDefined := d["ArtBox"]; isDefined {
boxArr, ok := obj.(*PdfObjectArray) var err error
obj, err = reader.traceToObject(obj)
if err != nil {
return nil, err
}
boxArr, ok := TraceToDirectObject(obj).(*PdfObjectArray)
if !ok { if !ok {
return nil, errors.New("Page ArtBox not an array") return nil, errors.New("Page ArtBox not an array")
} }
var err error
page.ArtBox, err = NewPdfRectangle(*boxArr) page.ArtBox, err = NewPdfRectangle(*boxArr)
if err != nil { if err != nil {
return nil, err return nil, err