diff options
Diffstat (limited to 'fpdf.go')
| -rw-r--r-- | fpdf.go | 34 |
1 files changed, 28 insertions, 6 deletions
@@ -363,11 +363,27 @@ func (f *Fpdf) SetHeaderFunc(fnc func()) { // Close() and should not be called directly by the application. The // implementation in Fpdf is empty, so you have to provide an appropriate // function if you want page footers. fnc will typically be a closure that has -// access to the Fpdf instance and other document generation variables. +// access to the Fpdf instance and other document generation variables. See +// SetFooterFuncLpi for a similar function that passes a last page indicator. // // This method is demonstrated in the example for AddPage(). func (f *Fpdf) SetFooterFunc(fnc func()) { f.footerFnc = fnc + f.footerFncLpi = nil +} + +// SetFooterFuncLpi sets the function that lets the application render the page +// footer. The specified function is automatically called by AddPage() and +// Close() and should not be called directly by the application. It is passed a +// boolean that is true if the last page of the document is being rendered. The +// implementation in Fpdf is empty, so you have to provide an appropriate +// function if you want page footers. fnc will typically be a closure that has +// access to the Fpdf instance and other document generation variables. +// +// This method is demonstrated in the example for AddPage(). +func (f *Fpdf) SetFooterFuncLpi(fnc func(lastPage bool)) { + f.footerFncLpi = fnc + f.footerFnc = nil } // SetTopMargin defines the top margin. The method can be called before @@ -538,11 +554,14 @@ func (f *Fpdf) Close() { } } // Page footer + f.inFooter = true if f.footerFnc != nil { - f.inFooter = true f.footerFnc() - f.inFooter = false + } else if f.footerFncLpi != nil { + f.footerFncLpi(true) } + f.inFooter = false + // Close page f.endpage() // Close document @@ -592,12 +611,15 @@ func (f *Fpdf) AddPageFormat(orientationStr string, size SizeType) { tc := f.color.text cf := f.colorFlag if f.page > 0 { - // Page footer + f.inFooter = true + // Page footer avoid double call on footer. if f.footerFnc != nil { - f.inFooter = true f.footerFnc() - f.inFooter = false + + } else if f.footerFncLpi != nil { + f.footerFncLpi(false) // not last page. } + f.inFooter = false // Close page f.endpage() } |