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Form field creation functions placed into annotator

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This commit is contained in:
Gunnsteinn Hall 2018-09-18 19:57:53 +00:00
parent c312176710
commit 4a89eddcfc
1 changed files with 22 additions and 22 deletions
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44
pdf/model/field_create.go → pdf/annotator/form_field.go
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@ -1,9 +1,11 @@
package model package annotator
/*
import ( import (
"bytes"
"errors" "errors"
"github.com/unidoc/unidoc/pdf/model"
"github.com/unidoc/unidoc/pdf/contentstream" "github.com/unidoc/unidoc/pdf/contentstream"
"github.com/unidoc/unidoc/pdf/core" "github.com/unidoc/unidoc/pdf/core"
"github.com/unidoc/unidoc/pdf/model/fonts" "github.com/unidoc/unidoc/pdf/model/fonts"
@ -17,7 +19,7 @@ type TextFieldOptions struct {
// NewTextField generates a new text field with partial name `name` at location // NewTextField generates a new text field with partial name `name` at location
// specified by `rect` on given `page` and with field specific options `opt`. // specified by `rect` on given `page` and with field specific options `opt`.
func NewTextField(page *PdfPage, name string, rect []float64, opt TextFieldOptions) (*PdfFieldText, error) { func NewTextField(page *model.PdfPage, name string, rect []float64, opt TextFieldOptions) (*model.PdfFieldText, error) {
if page == nil { if page == nil {
return nil, errors.New("Page not specified") return nil, errors.New("Page not specified")
} }
@ -28,8 +30,8 @@ func NewTextField(page *PdfPage, name string, rect []float64, opt TextFieldOptio
return nil, errors.New("Invalid range") return nil, errors.New("Invalid range")
} }
field := NewPdfField() field := model.NewPdfField()
textfield := &PdfFieldText{} textfield := &model.PdfFieldText{}
field.SetContext(textfield) field.SetContext(textfield)
textfield.PdfField = field textfield.PdfField = field
@ -42,7 +44,7 @@ func NewTextField(page *PdfPage, name string, rect []float64, opt TextFieldOptio
textfield.V = core.MakeString(opt.Value) textfield.V = core.MakeString(opt.Value)
} }
widget := NewPdfAnnotationWidget() widget := model.NewPdfAnnotationWidget()
widget.Rect = core.MakeArrayFromFloats(rect) //[]float64{144.0, 595.89, 294.0, 617.9}) widget.Rect = core.MakeArrayFromFloats(rect) //[]float64{144.0, 595.89, 294.0, 617.9})
widget.P = page.ToPdfObject() widget.P = page.ToPdfObject()
widget.F = core.MakeInteger(4) // 4 (100 -> Print/show annotations). widget.F = core.MakeInteger(4) // 4 (100 -> Print/show annotations).
@ -63,7 +65,7 @@ type CheckboxFieldOptions struct {
// NewCheckboxField generates a new checkbox field with partial name `name` at location `rect` // NewCheckboxField generates a new checkbox field with partial name `name` at location `rect`
// on specified `page` and with field specific options `opt`. // on specified `page` and with field specific options `opt`.
func NewCheckboxField(page *PdfPage, name string, rect []float64, opt CheckboxFieldOptions) (*PdfFieldButton, error) { func NewCheckboxField(page *model.PdfPage, name string, rect []float64, opt CheckboxFieldOptions) (*model.PdfFieldButton, error) {
if page == nil { if page == nil {
return nil, errors.New("Page not specified") return nil, errors.New("Page not specified")
} }
@ -76,13 +78,13 @@ func NewCheckboxField(page *PdfPage, name string, rect []float64, opt CheckboxFi
zapfdb := fonts.NewFontZapfDingbats() zapfdb := fonts.NewFontZapfDingbats()
field := NewPdfField() field := model.NewPdfField()
buttonfield := &PdfFieldButton{} buttonfield := &model.PdfFieldButton{}
field.SetContext(buttonfield) field.SetContext(buttonfield)
buttonfield.PdfField = field buttonfield.PdfField = field
buttonfield.T = core.MakeString(name) buttonfield.T = core.MakeString(name)
buttonfield.SetType(ButtonTypeCheckbox) buttonfield.SetType(model.ButtonTypeCheckbox)
state := "Off" state := "Off"
if opt.Checked { if opt.Checked {
@ -91,7 +93,7 @@ func NewCheckboxField(page *PdfPage, name string, rect []float64, opt CheckboxFi
buttonfield.V = core.MakeName(state) buttonfield.V = core.MakeName(state)
widget := NewPdfAnnotationWidget() widget := model.NewPdfAnnotationWidget()
widget.Rect = core.MakeArrayFromFloats(rect) widget.Rect = core.MakeArrayFromFloats(rect)
widget.P = page.ToPdfObject() widget.P = page.ToPdfObject()
widget.F = core.MakeInteger(4) widget.F = core.MakeInteger(4)
@ -109,7 +111,6 @@ func NewCheckboxField(page *PdfPage, name string, rect []float64, opt CheckboxFi
cs.WriteString("ET\n") cs.WriteString("ET\n")
cs.WriteString("Q\n") cs.WriteString("Q\n")
cc := contentstream.NewContentCreator() cc := contentstream.NewContentCreator()
cc.Add_q() cc.Add_q()
cc.Add_rg(0, 0, 1) cc.Add_rg(0, 0, 1)
@ -119,10 +120,10 @@ func NewCheckboxField(page *PdfPage, name string, rect []float64, opt CheckboxFi
cc.Add_ET() cc.Add_ET()
cc.Add_Q() cc.Add_Q()
xformOff := NewXObjectForm() xformOff := model.NewXObjectForm()
xformOff.SetContentStream(cc.Bytes(), core.NewRawEncoder()) xformOff.SetContentStream(cc.Bytes(), core.NewRawEncoder())
xformOff.BBox = core.MakeArrayFromFloats([]float64{0, 0, w, h}) xformOff.BBox = core.MakeArrayFromFloats([]float64{0, 0, w, h})
xformOff.Resources = NewPdfPageResources() xformOff.Resources = model.NewPdfPageResources()
xformOff.Resources.SetFontByName("ZaDb", zapfdb.ToPdfObject()) xformOff.Resources.SetFontByName("ZaDb", zapfdb.ToPdfObject())
// On state (Yes). // On state (Yes).
@ -139,10 +140,10 @@ func NewCheckboxField(page *PdfPage, name string, rect []float64, opt CheckboxFi
cc.Add_ET() cc.Add_ET()
cc.Add_Q() cc.Add_Q()
xformOn := NewXObjectForm() xformOn := model.NewXObjectForm()
xformOn.SetContentStream(cc.Bytes(), core.NewRawEncoder()) xformOn.SetContentStream(cc.Bytes(), core.NewRawEncoder())
xformOn.BBox = core.MakeArrayFromFloats([]float64{0, 0, w, h}) xformOn.BBox = core.MakeArrayFromFloats([]float64{0, 0, w, h})
xformOn.Resources = NewPdfPageResources() xformOn.Resources = model.NewPdfPageResources()
xformOn.Resources.SetFontByName("ZaDb", zapfdb.ToPdfObject()) xformOn.Resources.SetFontByName("ZaDb", zapfdb.ToPdfObject())
dchoiceapp := core.MakeDict() dchoiceapp := core.MakeDict()
@ -168,7 +169,7 @@ type ComboboxFieldOptions struct {
// NewComboboxField generates a new combobox form field with partial name `name` at location `rect` // NewComboboxField generates a new combobox form field with partial name `name` at location `rect`
// on specified `page` and with field specific options `opt`. // on specified `page` and with field specific options `opt`.
func NewComboboxField(page *PdfPage, name string, rect []float64, opt ComboboxFieldOptions) (*PdfFieldChoice, error) { func NewComboboxField(page *model.PdfPage, name string, rect []float64, opt ComboboxFieldOptions) (*model.PdfFieldChoice, error) {
if page == nil { if page == nil {
return nil, errors.New("Page not specified") return nil, errors.New("Page not specified")
} }
@ -179,8 +180,8 @@ func NewComboboxField(page *PdfPage, name string, rect []float64, opt ComboboxFi
return nil, errors.New("Invalid range") return nil, errors.New("Invalid range")
} }
field := NewPdfField() field := model.NewPdfField()
chfield := &PdfFieldChoice{} chfield := &model.PdfFieldChoice{}
field.SetContext(chfield) field.SetContext(chfield)
chfield.PdfField = field chfield.PdfField = field
@ -189,9 +190,9 @@ func NewComboboxField(page *PdfPage, name string, rect []float64, opt ComboboxFi
for _, choicestr := range opt.Choices { for _, choicestr := range opt.Choices {
chfield.Opt.Append(core.MakeString(choicestr)) chfield.Opt.Append(core.MakeString(choicestr))
} }
chfield.SetFlag(FieldFlagCombo) chfield.SetFlag(model.FieldFlagCombo)
widget := NewPdfAnnotationWidget() widget := model.NewPdfAnnotationWidget()
widget.Rect = core.MakeArrayFromFloats(rect) widget.Rect = core.MakeArrayFromFloats(rect)
widget.P = page.ToPdfObject() widget.P = page.ToPdfObject()
widget.F = core.MakeInteger(4) // TODO: Make flags for these values and a way to set. widget.F = core.MakeInteger(4) // TODO: Make flags for these values and a way to set.
@ -201,4 +202,3 @@ func NewComboboxField(page *PdfPage, name string, rect []float64, opt ComboboxFi
return chfield, nil return chfield, nil
} }
*/