unipdf/annotator/annotator.go

//
// Copyright 2020 FoxyUtils ehf. All rights reserved.
//
// This is a commercial product and requires a license to operate.
// A trial license can be obtained at https://unidoc.io
//
// DO NOT EDIT: generated by unitwist Go source code obfuscator.
//
// Use of this source code is governed by the UniDoc End User License Agreement
// terms that can be accessed at https://unidoc.io/eula/

// Package annotator provides an interface for creating annotations with appearance
// streams.  It goes beyond the models package which includes definitions of basic annotation models, in that it
// can create the appearance streams which specify the exact appearance as needed by many pdf viewers for consistent
// appearance of the annotations.
// It also contains methods for generating appearance streams for fields via widget annotations.
package annotator ;import (_d "bytes";_cg "errors";_ba "fmt";_f "github.com/unidoc/unipdf/v3/common";_g "github.com/unidoc/unipdf/v3/contentstream";_ea "github.com/unidoc/unipdf/v3/contentstream/draw";_cd "github.com/unidoc/unipdf/v3/core";_b "github.com/unidoc/unipdf/v3/creator";
_fb "github.com/unidoc/unipdf/v3/internal/textencoding";_ec "github.com/unidoc/unipdf/v3/model";_ae "image";_a "math";_ff "strings";_c "time";_dg "unicode";);

// FileAnnotationDef holds base information for constructing an file attachment annotation.
type FileAnnotationDef struct{

// Bounding box of the annotation.
X float64 ;Y float64 ;Width float64 ;Height float64 ;

// EmbeddedFile is the file information to be attached.
EmbeddedFile *_ec .EmbeddedFile ;

// Author is the author of the attachment file.
Author string ;

// Subject is the subject of the attachment file.
Subject string ;

// Description of the file attachment that will be displayed as a comment on the PDF reader.
Description string ;

// IconName is The name of an icon that shall be used in displaying the annotation.
// Conforming readers shall provide predefined icon appearances for at least the following standard names:
//
// - Graph
// - PushPin
// - Paperclip
// - Tag
//
// Additional names may be supported as well. Default value: "PushPin".
IconName string ;

// Color is the color of the annotation.
Color *_ec .PdfColorDeviceRGB ;

// CreationDate is the date and time when the file attachment was created.
// If not set, the current time is used.
CreationDate *_c .Time ;};

// CreateFileAttachmentAnnotation creates a file attachment annotation object that can be added to the annotation list of a PDF page.
func CreateFileAttachmentAnnotation (fileDef FileAnnotationDef )(*_ec .PdfAnnotation ,error ){_agff :=_ec .NewPdfFileSpecFromEmbeddedFile (fileDef .EmbeddedFile );if fileDef .Color ==nil {fileDef .Color =_ec .NewPdfColorDeviceRGB (0.0,0.0,0.0);};if fileDef .Description ==""{fileDef .Description =fileDef .EmbeddedFile .Name ;
};if fileDef .CreationDate ==nil {_gbb :=_c .Now ();fileDef .CreationDate =&_gbb ;};if fileDef .IconName ==""{fileDef .IconName ="\u0050u\u0073\u0068\u0050\u0069\u006e";};_aac ,_ggef :=_ec .NewPdfDateFromTime (*fileDef .CreationDate );if _ggef !=nil {return nil ,_ggef ;
};_gfe :=_ec .NewPdfAnnotationFileAttachment ();_gfe .FS =_agff .ToPdfObject ();_gfe .C =_cd .MakeArrayFromFloats ([]float64 {fileDef .Color .R (),fileDef .Color .G (),fileDef .Color .B ()});_gfe .Contents =_cd .MakeString (fileDef .Description );_gfe .CreationDate =_aac .ToPdfObject ();
_gfe .M =_aac .ToPdfObject ();_gfe .Name =_cd .MakeName (fileDef .IconName );_gfe .Rect =_cd .MakeArrayFromFloats ([]float64 {fileDef .X ,fileDef .Y ,fileDef .X +fileDef .Width ,fileDef .Y +fileDef .Height });_gfe .T =_cd .MakeString (fileDef .Author );
_gfe .Subj =_cd .MakeString (fileDef .Subject );return _gfe .PdfAnnotation ,nil ;};

// AppearanceFontStyle defines font style characteristics for form fields,
// used in the filling/flattening process.
type AppearanceFontStyle struct{

// Fallback represents a global font fallback, used for fields which do
// not specify a font in their default appearance (DA). The fallback is
// also used if there is a font specified in the DA, but it is not
// found in the AcroForm resources (DR).
Fallback *AppearanceFont ;

// FallbackSize represents a global font size fallback used for fields
// which do not specify a font size in their default appearance (DA).
// The fallback size is applied only if its value is larger than zero.
FallbackSize float64 ;

// FieldFallbacks defines font fallbacks for specific fields. The map keys
// represent the names of the fields (which can be specified by their
// partial or full names). Specific field fallback fonts take precedence
// over the global font fallback.
FieldFallbacks map[string ]*AppearanceFont ;

// ForceReplace forces the replacement of fonts in the filling/flattening
// process, even if the default appearance (DA) specifies a valid font.
// If no fallback font is provided, setting this field has no effect.
ForceReplace bool ;};

// ComboboxFieldOptions defines optional parameters for a combobox form field.
type ComboboxFieldOptions struct{

// Choices is the list of string values that can be selected.
Choices []string ;};func _gc (_bae CircleAnnotationDef )(*_cd .PdfObjectDictionary ,*_ec .PdfRectangle ,error ){_fgg :=_ec .NewXObjectForm ();_fgg .Resources =_ec .NewPdfPageResources ();_ca :="";if _bae .Opacity < 1.0{_bcb :=_cd .MakeDict ();_bcb .Set ("\u0063\u0061",_cd .MakeFloat (_bae .Opacity ));
_bcb .Set ("\u0043\u0041",_cd .MakeFloat (_bae .Opacity ));_eg :=_fgg .Resources .AddExtGState ("\u0067\u0073\u0031",_bcb );if _eg !=nil {_f .Log .Debug ("U\u006e\u0061\u0062\u006c\u0065\u0020t\u006f\u0020\u0061\u0064\u0064\u0020\u0065\u0078\u0074g\u0073\u0074\u0061t\u0065 \u0067\u0073\u0031");
return nil ,nil ,_eg ;};_ca ="\u0067\u0073\u0031";};_ad ,_ecd ,_add ,_ge :=_aa (_bae ,_ca );if _ge !=nil {return nil ,nil ,_ge ;};_ge =_fgg .SetContentStream (_ad ,nil );if _ge !=nil {return nil ,nil ,_ge ;};_fgg .BBox =_ecd .ToPdfObject ();_fd :=_cd .MakeDict ();
_fd .Set ("\u004e",_fgg .ToPdfObject ());return _fd ,_add ,nil ;};

// FormResetActionOptions holds options for creating a form reset button.
type FormResetActionOptions struct{

// Rectangle holds the button position, size, and color.
Rectangle _ea .Rectangle ;

// Label specifies the text that would be displayed on the button.
Label string ;

// LabelColor specifies the button label color.
LabelColor _ec .PdfColor ;

// Font specifies a font used for rendering the button label.
// When omitted it will fallback to use a Helvetica font.
Font *_ec .PdfFont ;

// FontSize specifies the font size used in rendering the button label.
// The default font size is 12pt.
FontSize *float64 ;

// Fields specifies list of fields that could be resetted.
// This list may contain indirect object to fields or field names.
Fields *_cd .PdfObjectArray ;

// IsExclusionList specifies that the fields in the `Fields` array would be excluded form reset process.
IsExclusionList bool ;};const (SignatureImageLeft SignatureImagePosition =iota ;SignatureImageRight ;SignatureImageTop ;SignatureImageBottom ;);

// WrapContentStream ensures that the entire content stream for a `page` is wrapped within q ... Q operands.
// Ensures that following operands that are added are not affected by additional operands that are added.
// Implements interface model.ContentStreamWrapper.
func (_dgbcc ImageFieldAppearance )WrapContentStream (page *_ec .PdfPage )error {_gdcg ,_efa :=page .GetAllContentStreams ();if _efa !=nil {return _efa ;};_aeba :=_g .NewContentStreamParser (_gdcg );_gfcf ,_efa :=_aeba .Parse ();if _efa !=nil {return _efa ;
};_gfcf .WrapIfNeeded ();_edab :=[]string {_gfcf .String ()};return page .SetContentStreams (_edab ,_ebf ());};

// ImageFieldOptions defines optional parameters for a push button with image attach capability form field.
type ImageFieldOptions struct{Image *_ec .Image ;_aacf AppearanceStyle ;};func _bcbb (_dbf *_ec .PdfField ,_agd ,_fac float64 ,_dge string ,_ddgd AppearanceStyle ,_fcg *_g .ContentStreamOperations ,_gceg *_ec .PdfPageResources ,_dfa *_cd .PdfObjectDictionary )(*_ec .XObjectForm ,error ){_faeg :=_ec .NewPdfPageResources ();
_bba ,_adc :=_agd ,_fac ;_fegg :=_g .NewContentCreator ();if _ddgd .BorderSize > 0{_ffe (_fegg ,_ddgd ,_agd ,_fac );};if _ddgd .DrawAlignmentReticle {_gdeg :=_ddgd ;_gdeg .BorderSize =0.2;_degc (_fegg ,_gdeg ,_agd ,_fac );};_fegg .Add_BMC ("\u0054\u0078");
_fegg .Add_q ();_fegg .Add_BT ();_agd ,_fac =_ddgd .applyRotation (_dfa ,_agd ,_fac ,_fegg );_fgc ,_ecaa ,_agb :=_ddgd .processDA (_dbf ,_fcg ,_gceg ,_faeg ,_fegg );if _agb !=nil {return nil ,_agb ;};_eea :=_fgc .Font ;_dafg :=_fgc .Size ;_afge :=_cd .MakeName (_fgc .Name );
_fbe :=_dafg ==0;if _fbe &&_ecaa {_dafg =_fac *_ddgd .AutoFontSizeFraction ;};_fbbf :=_eea .Encoder ();if _fbbf ==nil {_f .Log .Debug ("\u0057\u0041RN\u003a\u0020\u0066\u006f\u006e\u0074\u0020\u0065\u006e\u0063\u006f\u0064\u0065\u0072\u0020\u0069\u0073\u0020\u006e\u0069l\u002e\u0020\u0041\u0073s\u0075\u006d\u0069\u006eg \u0069\u0064e\u006et\u0069\u0074\u0079\u0020\u0065\u006ec\u006f\u0064\u0065r\u002e\u0020O\u0075\u0074\u0070\u0075\u0074\u0020\u006d\u0061\u0079\u0020\u0062\u0065\u0020\u0069n\u0063\u006f\u0072\u0072\u0065\u0063\u0074\u002e");
_fbbf =_fb .NewIdentityTextEncoder ("\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079\u002d\u0048");};if len (_dge )==0{return nil ,nil ;};_fcdd :=_ged ;if _ddgd .MarginLeft !=nil {_fcdd =*_ddgd .MarginLeft ;};_fdb :=0.0;if _fbbf !=nil {for _ ,_acdb :=range _dge {_dgge ,_fbfg :=_eea .GetRuneMetrics (_acdb );
if !_fbfg {_f .Log .Debug ("\u0046\u006f\u006e\u0074\u0020\u0064o\u0065\u0073\u0020\u006e\u006f\u0074\u0020\u0068\u0061\u0076\u0065\u0020\u0072\u0075\u006e\u0065\u0020\u006d\u0065\u0074r\u0069\u0063\u0073\u0020\u0066\u006f\u0072\u0020\u0025\u0076\u0020\u002d\u0020\u0073k\u0069p\u0070\u0069\u006e\u0067",_acdb );
continue ;};_fdb +=_dgge .Wx ;};_dge =string (_fbbf .Encode (_dge ));};if _dafg ==0||_fbe &&_fdb > 0&&_fcdd +_fdb *_dafg /1000.0> _agd {_dafg =0.95*1000.0*(_agd -_fcdd )/_fdb ;};_afb :=1.0*_dafg ;_acbf :=2.0;{_gafd :=_afb ;if _fbe &&_acbf +_gafd > _fac {_dafg =0.95*(_fac -_acbf );
_afb =1.0*_dafg ;_gafd =_afb ;};if _fac > _gafd {_acbf =(_fac -_gafd )/2.0;_acbf +=1.50;};};_fegg .Add_Tf (*_afge ,_dafg );_fegg .Add_Td (_fcdd ,_acbf );_fegg .Add_Tj (*_cd .MakeString (_dge ));_fegg .Add_ET ();_fegg .Add_Q ();_fegg .Add_EMC ();_adfg :=_ec .NewXObjectForm ();
_adfg .Resources =_faeg ;_adfg .BBox =_cd .MakeArrayFromFloats ([]float64 {0,0,_bba ,_adc });_adfg .SetContentStream (_fegg .Bytes (),_ebf ());return _adfg ,nil ;};

// SignatureLine represents a line of information in the signature field appearance.
type SignatureLine struct{Desc string ;Text string ;};

// Style returns the appearance style of `fa`. If not specified, returns default style.
func (_af FieldAppearance )Style ()AppearanceStyle {if _af ._adf !=nil {return *_af ._adf ;};_dfg :=_ged ;return AppearanceStyle {AutoFontSizeFraction :0.65,CheckmarkRune :'✔',BorderSize :0.0,BorderColor :_ec .NewPdfColorDeviceGray (0),FillColor :_ec .NewPdfColorDeviceGray (1),MultilineLineHeight :1.2,MultilineVAlignMiddle :false ,DrawAlignmentReticle :false ,AllowMK :true ,MarginLeft :&_dfg };
};

// SignatureFieldOpts represents a set of options used to configure
// an appearance widget dictionary.
type SignatureFieldOpts struct{

// Rect represents the area the signature annotation is displayed on.
Rect []float64 ;

// AutoSize specifies if the content of the appearance should be
// scaled to fit in the annotation rectangle.
AutoSize bool ;

// Font specifies the font of the text content.
Font *_ec .PdfFont ;

// FontSize specifies the size of the text content.
FontSize float64 ;

// LineHeight specifies the height of a line of text in the appearance annotation.
LineHeight float64 ;

// TextColor represents the color of the text content displayed.
TextColor _ec .PdfColor ;

// FillColor represents the background color of the appearance annotation area.
FillColor _ec .PdfColor ;

// BorderSize represents border size of the appearance annotation area.
BorderSize float64 ;

// BorderColor represents the border color of the appearance annotation area.
BorderColor _ec .PdfColor ;

// WatermarkImage specifies the image used as a watermark that will be rendered
// behind the signature.
WatermarkImage _ae .Image ;

// Image represents the image used for the signature appearance.
Image _ae .Image ;

// Encoder specifies the image encoder used for image signature. Defaults to flate encoder.
Encoder _cd .StreamEncoder ;

// ImagePosition specifies the image location relative to the text signature.
ImagePosition SignatureImagePosition ;};

// NewFormSubmitButtonField would create a submit button in specified page according to the parameter in `FormSubmitActionOptions`.
func NewFormSubmitButtonField (page *_ec .PdfPage ,opt FormSubmitActionOptions )(*_ec .PdfFieldButton ,error ){_abcg :=int64 (_bafa );if opt .IsExclusionList {_abcg |=_adabb ;};if opt .IncludeEmptyFields {_abcg |=_afgec ;};if opt .SubmitAsPDF {_abcg |=_acde ;
};_cbe :=_ec .NewPdfActionSubmitForm ();_cbe .Flags =_cd .MakeInteger (_abcg );_cbe .F =_ec .NewPdfFilespec ();if opt .Fields !=nil {_cbe .Fields =opt .Fields ;};_cbe .F .F =_cd .MakeString (opt .Url );_cbe .F .FS =_cd .MakeName ("\u0055\u0052\u004c");
_cefee ,_fbaa :=_agba (page ,opt .Rectangle ,"\u0062t\u006e\u0053\u0075\u0062\u006d\u0069t",opt .Label ,opt .LabelColor ,opt .Font ,opt .FontSize ,_cbe .ToPdfObject ());if _fbaa !=nil {return nil ,_fbaa ;};return _cefee ,nil ;};func _degc (_ede *_g .ContentCreator ,_abf AppearanceStyle ,_cfbb ,_adce float64 ){_ede .Add_q ().Add_re (0,0,_cfbb ,_adce ).Add_re (0,_adce /2,_cfbb ,_adce /2).Add_re (0,0,_cfbb ,_adce ).Add_re (_cfbb /2,0,_cfbb /2,_adce ).Add_w (_abf .BorderSize ).SetStrokingColor (_abf .BorderColor ).SetNonStrokingColor (_abf .FillColor ).Add_B ().Add_Q ();
};

// WrapContentStream ensures that the entire content stream for a `page` is wrapped within q ... Q operands.
// Ensures that following operands that are added are not affected by additional operands that are added.
// Implements interface model.ContentStreamWrapper.
func (_gbc FieldAppearance )WrapContentStream (page *_ec .PdfPage )error {_bada ,_aed :=page .GetAllContentStreams ();if _aed !=nil {return _aed ;};_fedb :=_g .NewContentStreamParser (_bada );_ggce ,_aed :=_fedb .Parse ();if _aed !=nil {return _aed ;};
_ggce .WrapIfNeeded ();_eaa :=[]string {_ggce .String ()};return page .SetContentStreams (_eaa ,_ebf ());};func _dafa (_ebfab RectangleAnnotationDef )(*_cd .PdfObjectDictionary ,*_ec .PdfRectangle ,error ){_afggd :=_ec .NewXObjectForm ();_afggd .Resources =_ec .NewPdfPageResources ();
_afbe :="";if _ebfab .Opacity < 1.0{_ecffe :=_cd .MakeDict ();_ecffe .Set ("\u0063\u0061",_cd .MakeFloat (_ebfab .Opacity ));_ecffe .Set ("\u0043\u0041",_cd .MakeFloat (_ebfab .Opacity ));_dacf :=_afggd .Resources .AddExtGState ("\u0067\u0073\u0031",_ecffe );
if _dacf !=nil {_f .Log .Debug ("U\u006e\u0061\u0062\u006c\u0065\u0020t\u006f\u0020\u0061\u0064\u0064\u0020\u0065\u0078\u0074g\u0073\u0074\u0061t\u0065 \u0067\u0073\u0031");return nil ,nil ,_dacf ;};_afbe ="\u0067\u0073\u0031";};_bcbg ,_dcbb ,_bcac ,_gdce :=_aafd (_ebfab ,_afbe );
if _gdce !=nil {return nil ,nil ,_gdce ;};_gdce =_afggd .SetContentStream (_bcbg ,nil );if _gdce !=nil {return nil ,nil ,_gdce ;};_afggd .BBox =_dcbb .ToPdfObject ();_ffee :=_cd .MakeDict ();_ffee .Set ("\u004e",_afggd .ToPdfObject ());return _ffee ,_bcac ,nil ;
};

// CheckboxFieldOptions defines optional parameters for a checkbox field a form.
type CheckboxFieldOptions struct{Checked bool ;};

// NewImageField generates a new image field with partial name `name` at location `rect`
// on specified `page` and with field specific options `opt`.
func NewImageField (page *_ec .PdfPage ,name string ,rect []float64 ,opt ImageFieldOptions )(*_ec .PdfFieldButton ,error ){if page ==nil {return nil ,_cg .New ("\u0070a\u0067e\u0020\u006e\u006f\u0074\u0020s\u0070\u0065c\u0069\u0066\u0069\u0065\u0064");
};if len (name )<=0{return nil ,_cg .New ("\u0072\u0065\u0071\u0075\u0069\u0072\u0065\u0064\u0020\u0061\u0074\u0074\u0072\u0069\u0062u\u0074e\u0020\u006e\u006f\u0074\u0020\u0073\u0070\u0065\u0063\u0069\u0066\u0069\u0065\u0064");};if len (rect )!=4{return nil ,_cg .New ("\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0072\u0061\u006e\u0067\u0065");
};_affc :=_ec .NewPdfField ();_efd :=&_ec .PdfFieldButton {};_efd .PdfField =_affc ;_affc .SetContext (_efd );_efd .SetType (_ec .ButtonTypePush );_efd .T =_cd .MakeString (name );_eage :=_ec .NewPdfAnnotationWidget ();_eage .Rect =_cd .MakeArrayFromFloats (rect );
_eage .P =page .ToPdfObject ();_eage .F =_cd .MakeInteger (4);_eage .Parent =_efd .ToPdfObject ();_gfbg :=rect [2]-rect [0];_dgca :=rect [3]-rect [1];_gfgd :=opt ._aacf ;_ggbd :=_g .NewContentCreator ();if _gfgd .BorderSize > 0{_ffe (_ggbd ,_gfgd ,_gfbg ,_dgca );
};if _gfgd .DrawAlignmentReticle {_abfd :=_gfgd ;_abfd .BorderSize =0.2;_degc (_ggbd ,_abfd ,_gfbg ,_dgca );};_gad ,_cacc :=_bgef (_gfbg ,_dgca ,opt .Image ,_gfgd );if _cacc !=nil {return nil ,_cacc ;};_gff ,_ccc :=_cd .GetDict (_eage .MK );if _ccc {_gff .Set ("\u006c",_gad .ToPdfObject ());
};_bcba :=_cd .MakeDict ();_bcba .Set ("\u0046\u0052\u004d",_gad .ToPdfObject ());_bcee :=_ec .NewPdfPageResources ();_bcee .ProcSet =_cd .MakeArray (_cd .MakeName ("\u0050\u0044\u0046"));_bcee .XObject =_bcba ;_gaed :=_gfbg -2;_abe :=_dgca -2;_ggbd .Add_q ();
_ggbd .Add_re (1,1,_gaed ,_abe );_ggbd .Add_W ();_ggbd .Add_n ();_gaed -=2;_abe -=2;_ggbd .Add_q ();_ggbd .Add_re (2,2,_gaed ,_abe );_ggbd .Add_W ();_ggbd .Add_n ();_ebbd :=_a .Min (_gaed /float64 (opt .Image .Width ),_abe /float64 (opt .Image .Height ));
_ggbd .Add_cm (_ebbd ,0,0,_ebbd ,(_gfbg /2)-(float64 (opt .Image .Width )*_ebbd /2)+2,2);_ggbd .Add_Do ("\u0046\u0052\u004d");_ggbd .Add_Q ();_ggbd .Add_Q ();_dec :=_ec .NewXObjectForm ();_dec .FormType =_cd .MakeInteger (1);_dec .Resources =_bcee ;_dec .BBox =_cd .MakeArrayFromFloats ([]float64 {0,0,_gfbg ,_dgca });
_dec .Matrix =_cd .MakeArrayFromFloats ([]float64 {1.0,0.0,0.0,1.0,0.0,0.0});_dec .SetContentStream (_ggbd .Bytes (),_ebf ());_cgad :=_cd .MakeDict ();_cgad .Set ("\u004e",_dec .ToPdfObject ());_eage .AP =_cgad ;_efd .Annotations =append (_efd .Annotations ,_eage );
return _efd ,nil ;};

// NewComboboxField generates a new combobox form field with partial name `name` at location `rect`
// on specified `page` and with field specific options `opt`.
func NewComboboxField (page *_ec .PdfPage ,name string ,rect []float64 ,opt ComboboxFieldOptions )(*_ec .PdfFieldChoice ,error ){if page ==nil {return nil ,_cg .New ("\u0070a\u0067e\u0020\u006e\u006f\u0074\u0020s\u0070\u0065c\u0069\u0066\u0069\u0065\u0064");
};if len (name )<=0{return nil ,_cg .New ("\u0072\u0065\u0071\u0075\u0069\u0072\u0065\u0064\u0020\u0061\u0074\u0074\u0072\u0069\u0062u\u0074e\u0020\u006e\u006f\u0074\u0020\u0073\u0070\u0065\u0063\u0069\u0066\u0069\u0065\u0064");};if len (rect )!=4{return nil ,_cg .New ("\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0072\u0061\u006e\u0067\u0065");
};_efee :=_ec .NewPdfField ();_aadf :=&_ec .PdfFieldChoice {};_efee .SetContext (_aadf );_aadf .PdfField =_efee ;_aadf .T =_cd .MakeString (name );_aadf .Opt =_cd .MakeArray ();for _ ,_gead :=range opt .Choices {_aadf .Opt .Append (_cd .MakeString (_gead ));
};_aadf .SetFlag (_ec .FieldFlagCombo );_ade :=_ec .NewPdfAnnotationWidget ();_ade .Rect =_cd .MakeArrayFromFloats (rect );_ade .P =page .ToPdfObject ();_ade .F =_cd .MakeInteger (4);_ade .Parent =_aadf .ToPdfObject ();_aadf .Annotations =append (_aadf .Annotations ,_ade );
return _aadf ,nil ;};

// SetStyle applies appearance `style` to `fa`.
func (_gafb *ImageFieldAppearance )SetStyle (style AppearanceStyle ){_gafb ._cgfa =&style };func _aabff (_bcbe []_ea .Point )(_aacd []_ea .Point ,_cfde []_ea .Point ,_bea error ){_aagf :=len (_bcbe )-1;if len (_bcbe )< 1{return nil ,nil ,_cg .New ("\u0041\u0074\u0020\u006c\u0065\u0061\u0073\u0074\u0020\u0074\u0077\u006f\u0020\u0070\u006f\u0069\u006e\u0074s \u0072e\u0071\u0075\u0069\u0072\u0065\u0064\u0020\u0074\u006f\u0020\u0063\u0061l\u0063\u0075\u006c\u0061\u0074\u0065\u0020\u0063\u0075\u0072\u0076\u0065\u0020\u0063\u006f\u006e\u0074r\u006f\u006c\u0020\u0070\u006f\u0069\u006e\u0074\u0073");
};if _aagf ==1{_ebdf :=_ea .Point {X :(2*_bcbe [0].X +_bcbe [1].X )/3,Y :(2*_bcbe [0].Y +_bcbe [1].Y )/3};_aacd =append (_aacd ,_ebdf );_cfde =append (_cfde ,_ea .Point {X :2*_ebdf .X -_bcbe [0].X ,Y :2*_ebdf .Y -_bcbe [0].Y });return _aacd ,_cfde ,nil ;
};_cgfc :=make ([]float64 ,_aagf );for _aabd :=1;_aabd < _aagf -1;_aabd ++{_cgfc [_aabd ]=4*_bcbe [_aabd ].X +2*_bcbe [_aabd +1].X ;};_cgfc [0]=_bcbe [0].X +2*_bcbe [1].X ;_cgfc [_aagf -1]=(8*_bcbe [_aagf -1].X +_bcbe [_aagf ].X )/2.0;_cbde :=_bddg (_cgfc );
for _aeg :=1;_aeg < _aagf -1;_aeg ++{_cgfc [_aeg ]=4*_bcbe [_aeg ].Y +2*_bcbe [_aeg +1].Y ;};_cgfc [0]=_bcbe [0].Y +2*_bcbe [1].Y ;_cgfc [_aagf -1]=(8*_bcbe [_aagf -1].Y +_bcbe [_aagf ].Y )/2.0;_decg :=_bddg (_cgfc );_aacd =make ([]_ea .Point ,_aagf );
_cfde =make ([]_ea .Point ,_aagf );for _eabb :=0;_eabb < _aagf ;_eabb ++{_aacd [_eabb ]=_ea .Point {X :_cbde [_eabb ],Y :_decg [_eabb ]};if _eabb < _aagf -1{_cfde [_eabb ]=_ea .Point {X :2*_bcbe [_eabb +1].X -_cbde [_eabb +1],Y :2*_bcbe [_eabb +1].Y -_decg [_eabb +1]};
}else {_cfde [_eabb ]=_ea .Point {X :(_bcbe [_aagf ].X +_cbde [_aagf -1])/2,Y :(_bcbe [_aagf ].Y +_decg [_aagf -1])/2};};};return _aacd ,_cfde ,nil ;};

// InkAnnotationDef holds base information for constructing an ink annotation.
type InkAnnotationDef struct{

// Paths is the array of stroked paths which compose the annotation.
Paths []_ea .Path ;

// Color is the color of the line. Default to black.
Color *_ec .PdfColorDeviceRGB ;

// LineWidth is the width of the line.
LineWidth float64 ;};

// GenerateAppearanceDict generates an appearance dictionary for widget annotation `wa` for the `field` in `form`.
// Implements interface model.FieldAppearanceGenerator.
func (_cgg FieldAppearance )GenerateAppearanceDict (form *_ec .PdfAcroForm ,field *_ec .PdfField ,wa *_ec .PdfAnnotationWidget )(*_cd .PdfObjectDictionary ,error ){_f .Log .Trace ("\u0047\u0065n\u0065\u0072\u0061\u0074e\u0041\u0070p\u0065\u0061\u0072\u0061\u006e\u0063\u0065\u0044i\u0063\u0074\u0020\u0066\u006f\u0072\u0020\u0025\u0076\u0020\u0020\u0056:\u0020\u0025\u002b\u0076",field .PartialName (),field .V );
_ ,_dc :=field .GetContext ().(*_ec .PdfFieldText );_ebb ,_ac :=_cd .GetDict (wa .AP );if _ac &&_cgg .OnlyIfMissing &&(!_dc ||!_cgg .RegenerateTextFields ){_f .Log .Trace ("\u0041\u006c\u0072\u0065a\u0064\u0079\u0020\u0070\u006f\u0070\u0075\u006c\u0061\u0074e\u0064 \u002d\u0020\u0069\u0067\u006e\u006f\u0072i\u006e\u0067");
return _ebb ,nil ;};if form .DR ==nil {form .DR =_ec .NewPdfPageResources ();};switch _aec :=field .GetContext ().(type ){case *_ec .PdfFieldText :_gg :=_aec ;if _ee :=_bdadc (_gg .PdfField );_ee ==""{_gg .DA =form .DA ;};if _cgg ._adf !=nil &&_cgg ._adf .TextColor !=nil {_db :=_g .ContentStreamOperations {};
_fag :=_bdadc (_gg .PdfField );_ecg ,_gd :=_g .NewContentStreamParser (_fag ).Parse ();if _gd !=nil {return nil ,_gd ;};for _ ,_adfa :=range *_ecg {if _adfa .Operand =="\u0067"||_adfa .Operand =="\u0072\u0067"{continue ;};_db =append (_db ,_adfa );};_be :=_cgg ._adf .TextColor ;
_bgc ,_ead :=_be .(*_ec .PdfColorDeviceRGB );if !_ead {return nil ,_gd ;};_da ,_ab ,_egf :=_cd .MakeFloat (_bgc [0]),_cd .MakeFloat (_bgc [1]),_cd .MakeFloat (_bgc [2]);_cfc :=&_g .ContentStreamOperation {Params :[]_cd .PdfObject {_da ,_ab ,_egf },Operand :"\u0072\u0067"};
_db =append (_db ,_cfc );_gedd :=_db .String ();_gedd =_ff .Replace (_gedd ,"\u000a","\u0020",-1);_gedd =_ff .Trim (_gedd ,"\u0020");_gg .DA =_cd .MakeHexString (_gedd );};switch {case _gg .Flags ().Has (_ec .FieldFlagPassword ):return nil ,nil ;case _gg .Flags ().Has (_ec .FieldFlagFileSelect ):return nil ,nil ;
case _gg .Flags ().Has (_ec .FieldFlagComb ):if _gg .MaxLen !=nil {_bcc ,_dfce :=_gede (wa ,_gg ,form .DR ,_cgg .Style ());if _dfce !=nil {return nil ,_dfce ;};return _bcc ,nil ;};};_baa ,_ed :=_ced (wa ,_gg ,form .DR ,_cgg .Style ());if _ed !=nil {return nil ,_ed ;
};return _baa ,nil ;case *_ec .PdfFieldButton :_eff :=_aec ;if _eff .IsCheckbox (){_daa ,_afc :=_eca (wa ,_eff ,form .DR ,_cgg .Style ());if _afc !=nil {return nil ,_afc ;};return _daa ,nil ;};_f .Log .Debug ("\u0054\u004f\u0044\u004f\u003a\u0020\u0055\u004e\u0048\u0041\u004e\u0044\u004c\u0045\u0044 \u0062u\u0074\u0074\u006f\u006e\u0020\u0074\u0079\u0070\u0065\u003a\u0020\u0025\u002b\u0076",_eff .GetType ());
case *_ec .PdfFieldChoice :_cfd :=_aec ;switch {case _cfd .Flags ().Has (_ec .FieldFlagCombo ):_fdd ,_fed :=_fgd (form ,wa ,_cfd ,_cgg .Style ());if _fed !=nil {return nil ,_fed ;};return _fdd ,nil ;default:_f .Log .Debug ("\u0054\u004f\u0044\u004f\u003a\u0020\u0055N\u0048\u0041\u004eD\u004c\u0045\u0044\u0020c\u0068\u006f\u0069\u0063\u0065\u0020\u0066\u0069\u0065\u006c\u0064\u0020\u0077\u0069\u0074\u0068\u0020\u0066\u006c\u0061\u0067\u0073\u003a\u0020\u0025\u0073",_cfd .Flags ().String ());
};default:_f .Log .Debug ("\u0054\u004f\u0044\u004f\u003a\u0020\u0055\u004e\u0048\u0041N\u0044\u004c\u0045\u0044\u0020\u0066\u0069e\u006c\u0064\u0020\u0074\u0079\u0070\u0065\u003a\u0020\u0025\u0054",_aec );};return nil ,nil ;};

// NewSignatureLine returns a new signature line displayed as a part of the
// signature field appearance.
func NewSignatureLine (desc ,text string )*SignatureLine {return &SignatureLine {Desc :desc ,Text :text };};func _aafd (_dagg RectangleAnnotationDef ,_becc string )([]byte ,*_ec .PdfRectangle ,*_ec .PdfRectangle ,error ){_effb :=_ea .Rectangle {X :0,Y :0,Width :_dagg .Width ,Height :_dagg .Height ,FillEnabled :_dagg .FillEnabled ,FillColor :_dagg .FillColor ,BorderEnabled :_dagg .BorderEnabled ,BorderWidth :2*_dagg .BorderWidth ,BorderColor :_dagg .BorderColor ,Opacity :_dagg .Opacity };
_cggea ,_ccab ,_dceb :=_effb .Draw (_becc );if _dceb !=nil {return nil ,nil ,nil ,_dceb ;};_fdaf :=&_ec .PdfRectangle {};_fdaf .Llx =_dagg .X +_ccab .Llx ;_fdaf .Lly =_dagg .Y +_ccab .Lly ;_fdaf .Urx =_dagg .X +_ccab .Urx ;_fdaf .Ury =_dagg .Y +_ccab .Ury ;
return _cggea ,_ccab ,_fdaf ,nil ;};

// CreateCircleAnnotation creates a circle/ellipse annotation object with appearance stream that can be added to
// page PDF annotations.
func CreateCircleAnnotation (circDef CircleAnnotationDef )(*_ec .PdfAnnotation ,error ){_fba :=_ec .NewPdfAnnotationCircle ();if circDef .BorderEnabled {_df ,_ga ,_fc :=circDef .BorderColor .R (),circDef .BorderColor .G (),circDef .BorderColor .B ();_fba .C =_cd .MakeArrayFromFloats ([]float64 {_df ,_ga ,_fc });
_fg :=_ec .NewBorderStyle ();_fg .SetBorderWidth (circDef .BorderWidth );_fba .BS =_fg .ToPdfObject ();};if circDef .FillEnabled {_eb ,_ffa ,_cf :=circDef .FillColor .R (),circDef .FillColor .G (),circDef .FillColor .B ();_fba .IC =_cd .MakeArrayFromFloats ([]float64 {_eb ,_ffa ,_cf });
}else {_fba .IC =_cd .MakeArrayFromIntegers ([]int {});};if circDef .Opacity < 1.0{_fba .CA =_cd .MakeFloat (circDef .Opacity );};_ef ,_bc ,_cge :=_gc (circDef );if _cge !=nil {return nil ,_cge ;};_fba .AP =_ef ;_fba .Rect =_cd .MakeArrayFromFloats ([]float64 {_bc .Llx ,_bc .Lly ,_bc .Urx ,_bc .Ury });
return _fba .PdfAnnotation ,nil ;};func (_cdf *AppearanceFont )fillName (){if _cdf .Font ==nil ||_cdf .Name !=""{return ;};_dgc :=_cdf .Font .FontDescriptor ();if _dgc ==nil ||_dgc .FontName ==nil {return ;};_cdf .Name =_dgc .FontName .String ();};func _baeb (_dbgf [][]_ea .CubicBezierCurve ,_dfbf *_ec .PdfColorDeviceRGB ,_cbfb float64 )([]byte ,*_ec .PdfRectangle ,error ){_gbcf :=_g .NewContentCreator ();
_gbcf .Add_q ().SetStrokingColor (_dfbf ).Add_w (_cbfb );_fgbbc :=_ea .NewCubicBezierPath ();for _ ,_cce :=range _dbgf {_fgbbc .Curves =append (_fgbbc .Curves ,_cce ...);for _bdfb ,_gec :=range _cce {if _bdfb ==0{_gbcf .Add_m (_gec .P0 .X ,_gec .P0 .Y );
}else {_gbcf .Add_l (_gec .P0 .X ,_gec .P0 .Y );};_gbcf .Add_c (_gec .P1 .X ,_gec .P1 .Y ,_gec .P2 .X ,_gec .P2 .Y ,_gec .P3 .X ,_gec .P3 .Y );};};_gbcf .Add_S ().Add_Q ();return _gbcf .Bytes (),_fgbbc .GetBoundingBox ().ToPdfRectangle (),nil ;};func _gabg (_abda []*SignatureLine ,_cfca *SignatureFieldOpts )(*_cd .PdfObjectDictionary ,error ){if _cfca ==nil {_cfca =NewSignatureFieldOpts ();
};var _gba error ;var _abcb *_cd .PdfObjectName ;_gdcb :=_cfca .Font ;if _gdcb !=nil {_cgab ,_ :=_gdcb .GetFontDescriptor ();if _cgab !=nil {if _cdee ,_cbcb :=_cgab .FontName .(*_cd .PdfObjectName );_cbcb {_abcb =_cdee ;};};if _abcb ==nil {_abcb =_cd .MakeName ("\u0046\u006f\u006et\u0031");
};}else {if _gdcb ,_gba =_ec .NewStandard14Font ("\u0048e\u006c\u0076\u0065\u0074\u0069\u0063a");_gba !=nil {return nil ,_gba ;};_abcb =_cd .MakeName ("\u0048\u0065\u006c\u0076");};_gea :=_cfca .FontSize ;if _gea <=0{_gea =10;};if _cfca .LineHeight <=0{_cfca .LineHeight =1;
};_ceae :=_cfca .LineHeight *_gea ;_eefe ,_ccde :=_gdcb .GetRuneMetrics (' ');if !_ccde {return nil ,_cg .New ("\u0074\u0068e \u0066\u006f\u006et\u0020\u0064\u006f\u0065s n\u006ft \u0068\u0061\u0076\u0065\u0020\u0061\u0020sp\u0061\u0063\u0065\u0020\u0067\u006c\u0079p\u0068");
};_feab :=_eefe .Wx ;var _ecb float64 ;var _bafe []string ;for _ ,_bfbc :=range _abda {if _bfbc .Text ==""{continue ;};_bdgg :=_bfbc .Text ;if _bfbc .Desc !=""{_bdgg =_bfbc .Desc +"\u003a\u0020"+_bdgg ;};_bafe =append (_bafe ,_bdgg );var _cgd float64 ;
for _ ,_bbab :=range _bdgg {_dbd ,_dfac :=_gdcb .GetRuneMetrics (_bbab );if !_dfac {continue ;};_cgd +=_dbd .Wx ;};if _cgd > _ecb {_ecb =_cgd ;};};_ecb =_ecb *_gea /1000.0;_edad :=float64 (len (_bafe ))*_ceae ;_bfbb :=_cfca .Image !=nil ;_bagb :=_cfca .Rect ;
if _bagb ==nil {_bagb =[]float64 {0,0,_ecb ,_edad };if _bfbb {_bagb [2]=_ecb *2;_bagb [3]=_edad *2;};_cfca .Rect =_bagb ;};_dbfb :=_bagb [2]-_bagb [0];_cebe :=_bagb [3]-_bagb [1];_dbde ,_gda :=_bagb ,_bagb ;var _eefeb ,_bdfd float64 ;if _bfbb &&len (_bafe )> 0{if _cfca .ImagePosition <=SignatureImageRight {_fdaa :=[]float64 {_bagb [0],_bagb [1],_bagb [0]+(_dbfb /2),_bagb [3]};
_egc :=[]float64 {_bagb [0]+(_dbfb /2),_bagb [1],_bagb [2],_bagb [3]};if _cfca .ImagePosition ==SignatureImageLeft {_dbde ,_gda =_fdaa ,_egc ;}else {_dbde ,_gda =_egc ,_fdaa ;};}else {_eccc :=[]float64 {_bagb [0],_bagb [1],_bagb [2],_bagb [1]+(_cebe /2)};
_fcdf :=[]float64 {_bagb [0],_bagb [1]+(_cebe /2),_bagb [2],_bagb [3]};if _cfca .ImagePosition ==SignatureImageTop {_dbde ,_gda =_fcdf ,_eccc ;}else {_dbde ,_gda =_eccc ,_fcdf ;};};};_eefeb =_gda [2]-_gda [0];_bdfd =_gda [3]-_gda [1];var _dbb float64 ;
if _cfca .AutoSize {if _ecb > _eefeb ||_edad > _bdfd {_cggg :=_a .Min (_eefeb /_ecb ,_bdfd /_edad );_gea *=_cggg ;};_ceae =_cfca .LineHeight *_gea ;_dbb +=(_bdfd -float64 (len (_bafe ))*_ceae )/2;};_dfd :=_g .NewContentCreator ();_dbed :=_ec .NewPdfPageResources ();
_dbed .SetFontByName (*_abcb ,_gdcb .ToPdfObject ());if _cfca .BorderSize <=0{_cfca .BorderSize =0;_cfca .BorderColor =_ec .NewPdfColorDeviceGray (1);};_dfd .Add_q ();if _cfca .FillColor !=nil {_dfd .SetNonStrokingColor (_cfca .FillColor );};if _cfca .BorderColor !=nil {_dfd .SetStrokingColor (_cfca .BorderColor );
};_dfd .Add_w (_cfca .BorderSize ).Add_re (_bagb [0],_bagb [1],_dbfb ,_cebe );if _cfca .FillColor !=nil &&_cfca .BorderColor !=nil {_dfd .Add_B ();}else if _cfca .FillColor !=nil {_dfd .Add_f ();}else if _cfca .BorderColor !=nil {_dfd .Add_S ();};_dfd .Add_Q ();
if _cfca .WatermarkImage !=nil {_cbgc :=[]float64 {_bagb [0],_bagb [1],_bagb [2],_bagb [3]};_gcad ,_bbdc ,_def :=_fbed (_cfca .WatermarkImage ,"\u0049\u006d\u0061\u0067\u0065\u0057\u0061\u0074\u0065r\u006d\u0061\u0072\u006b",_cfca ,_cbgc ,_dfd );if _def !=nil {return nil ,_def ;
};_dbed .SetXObjectImageByName (*_gcad ,_bbdc );};_dfd .Add_q ();_dfd .Translate (_gda [0],_gda [3]-_ceae -_dbb );_dfd .Add_BT ();_ecdc :=_gdcb .Encoder ();for _ ,_bbcff :=range _bafe {var _ebde []byte ;for _ ,_dgacd :=range _bbcff {if _dg .IsSpace (_dgacd ){if len (_ebde )> 0{_dfd .SetNonStrokingColor (_cfca .TextColor ).Add_Tf (*_abcb ,_gea ).Add_TL (_ceae ).Add_TJ ([]_cd .PdfObject {_cd .MakeStringFromBytes (_ebde )}...);
_ebde =nil ;};_dfd .Add_Tf (*_abcb ,_gea ).Add_TL (_ceae ).Add_TJ ([]_cd .PdfObject {_cd .MakeFloat (-_feab )}...);}else {_ebde =append (_ebde ,_ecdc .Encode (string (_dgacd ))...);};};if len (_ebde )> 0{_dfd .SetNonStrokingColor (_cfca .TextColor ).Add_Tf (*_abcb ,_gea ).Add_TL (_ceae ).Add_TJ ([]_cd .PdfObject {_cd .MakeStringFromBytes (_ebde )}...);
};_dfd .Add_Td (0,-_ceae );};_dfd .Add_ET ();_dfd .Add_Q ();if _bfbb {_aef ,_cfa ,_cbgcg :=_fbed (_cfca .Image ,"\u0049\u006d\u0061\u0067\u0065\u0053\u0069\u0067\u006ea\u0074\u0075\u0072\u0065",_cfca ,_dbde ,_dfd );if _cbgcg !=nil {return nil ,_cbgcg ;
};_dbed .SetXObjectImageByName (*_aef ,_cfa );};_cbf :=_ec .NewXObjectForm ();_cbf .Resources =_dbed ;_cbf .BBox =_cd .MakeArrayFromFloats (_bagb );_cbf .SetContentStream (_dfd .Bytes (),_ebf ());_gcc :=_cd .MakeDict ();_gcc .Set ("\u004e",_cbf .ToPdfObject ());
return _gcc ,nil ;};func _ebf ()_cd .StreamEncoder {return _cd .NewFlateEncoder ()};

// NewSignatureFieldOpts returns a new initialized instance of options
// used to generate a signature appearance.
func NewSignatureFieldOpts ()*SignatureFieldOpts {return &SignatureFieldOpts {Font :_ec .DefaultFont (),FontSize :10,LineHeight :1,AutoSize :true ,TextColor :_ec .NewPdfColorDeviceGray (0),BorderColor :_ec .NewPdfColorDeviceGray (0),FillColor :_ec .NewPdfColorDeviceGray (1),Encoder :_cd .NewFlateEncoder (),ImagePosition :SignatureImageLeft };
};func _fgd (_cdd *_ec .PdfAcroForm ,_ecdb *_ec .PdfAnnotationWidget ,_bcbc *_ec .PdfFieldChoice ,_cagc AppearanceStyle )(*_cd .PdfObjectDictionary ,error ){_bed ,_fefeb :=_cd .GetArray (_ecdb .Rect );if !_fefeb {return nil ,_cg .New ("\u0069\u006e\u0076a\u006c\u0069\u0064\u0020\u0052\u0065\u0063\u0074");
};_agad ,_edg :=_ec .NewPdfRectangle (*_bed );if _edg !=nil {return nil ,_edg ;};_afgg ,_ccd :=_agad .Width (),_agad .Height ();_f .Log .Debug ("\u0043\u0068\u006f\u0069\u0063\u0065\u002c\u0020\u0077\u0061\u0020\u0042S\u003a\u0020\u0025\u0076",_ecdb .BS );
_gae ,_edg :=_g .NewContentStreamParser (_bdadc (_bcbc .PdfField )).Parse ();if _edg !=nil {return nil ,_edg ;};_gca ,_fefb :=_cd .GetDict (_ecdb .MK );if _fefb {_fcf ,_ :=_cd .GetDict (_ecdb .BS );_egfea :=_cagc .applyAppearanceCharacteristics (_gca ,_fcf ,nil );
if _egfea !=nil {return nil ,_egfea ;};};_ccb :=_cd .MakeDict ();for _ ,_afggb :=range _bcbc .Opt .Elements (){if _bcg ,_bcdf :=_cd .GetArray (_afggb );_bcdf &&_bcg .Len ()==2{_afggb =_bcg .Get (1);};var _ggg string ;if _daee ,_fea :=_cd .GetString (_afggb );
_fea {_ggg =_daee .Decoded ();}else if _gfg ,_cac :=_cd .GetName (_afggb );_cac {_ggg =_gfg .String ();}else {_f .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u003a \u004f\u0070\u0074\u0020\u006e\u006f\u0074\u0020\u0061\u0020\u006e\u0061\u006de\u002f\u0073\u0074\u0072\u0069\u006e\u0067 \u002d\u0020\u0025\u0054",_afggb );
return nil ,_cg .New ("\u006e\u006f\u0074\u0020\u0061\u0020\u006e\u0061\u006d\u0065\u002f\u0073t\u0072\u0069\u006e\u0067");};if len (_ggg )> 0{_aecc ,_bgd :=_bcbb (_bcbc .PdfField ,_afgg ,_ccd ,_ggg ,_cagc ,_gae ,_cdd .DR ,_gca );if _bgd !=nil {return nil ,_bgd ;
};_ccb .Set (*_cd .MakeName (_ggg ),_aecc .ToPdfObject ());};};_fee :=_cd .MakeDict ();_fee .Set ("\u004e",_ccb );return _fee ,nil ;};

// NewCheckboxField generates a new checkbox field with partial name `name` at location `rect`
// on specified `page` and with field specific options `opt`.
func NewCheckboxField (page *_ec .PdfPage ,name string ,rect []float64 ,opt CheckboxFieldOptions )(*_ec .PdfFieldButton ,error ){if page ==nil {return nil ,_cg .New ("\u0070a\u0067e\u0020\u006e\u006f\u0074\u0020s\u0070\u0065c\u0069\u0066\u0069\u0065\u0064");
};if len (name )<=0{return nil ,_cg .New ("\u0072\u0065\u0071\u0075\u0069\u0072\u0065\u0064\u0020\u0061\u0074\u0074\u0072\u0069\u0062u\u0074e\u0020\u006e\u006f\u0074\u0020\u0073\u0070\u0065\u0063\u0069\u0066\u0069\u0065\u0064");};if len (rect )!=4{return nil ,_cg .New ("\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0072\u0061\u006e\u0067\u0065");
};_gfbc ,_agaa :=_ec .NewStandard14Font (_ec .ZapfDingbatsName );if _agaa !=nil {return nil ,_agaa ;};_bbbe :=_ec .NewPdfField ();_gbff :=&_ec .PdfFieldButton {};_bbbe .SetContext (_gbff );_gbff .PdfField =_bbbe ;_gbff .T =_cd .MakeString (name );_gbff .SetType (_ec .ButtonTypeCheckbox );
_faec :="\u004f\u0066\u0066";if opt .Checked {_faec ="\u0059\u0065\u0073";};_gbff .V =_cd .MakeName (_faec );_cdb :=_ec .NewPdfAnnotationWidget ();_cdb .Rect =_cd .MakeArrayFromFloats (rect );_cdb .P =page .ToPdfObject ();_cdb .F =_cd .MakeInteger (4);
_cdb .Parent =_gbff .ToPdfObject ();_eeac :=rect [2]-rect [0];_aabb :=rect [3]-rect [1];var _fcc _d .Buffer ;_fcc .WriteString ("\u0071\u000a");_fcc .WriteString ("\u0030 \u0030\u0020\u0031\u0020\u0072\u0067\n");_fcc .WriteString ("\u0042\u0054\u000a");
_fcc .WriteString ("\u002f\u005a\u0061D\u0062\u0020\u0031\u0032\u0020\u0054\u0066\u000a");_fcc .WriteString ("\u0045\u0054\u000a");_fcc .WriteString ("\u0051\u000a");_bfc :=_g .NewContentCreator ();_bfc .Add_q ();_bfc .Add_rg (0,0,1);_bfc .Add_BT ();_bfc .Add_Tf (*_cd .MakeName ("\u005a\u0061\u0044\u0062"),12);
_bfc .Add_Td (0,0);_bfc .Add_ET ();_bfc .Add_Q ();_aba :=_ec .NewXObjectForm ();_aba .SetContentStream (_bfc .Bytes (),_cd .NewRawEncoder ());_aba .BBox =_cd .MakeArrayFromFloats ([]float64 {0,0,_eeac ,_aabb });_aba .Resources =_ec .NewPdfPageResources ();
_aba .Resources .SetFontByName ("\u005a\u0061\u0044\u0062",_gfbc .ToPdfObject ());_bfc =_g .NewContentCreator ();_bfc .Add_q ();_bfc .Add_re (0,0,_eeac ,_aabb );_bfc .Add_W ().Add_n ();_bfc .Add_rg (0,0,1);_bfc .Translate (0,3.0);_bfc .Add_BT ();_bfc .Add_Tf (*_cd .MakeName ("\u005a\u0061\u0044\u0062"),12);
_bfc .Add_Td (0,0);_bfc .Add_Tj (*_cd .MakeString ("\u0034"));_bfc .Add_ET ();_bfc .Add_Q ();_fgca :=_ec .NewXObjectForm ();_fgca .SetContentStream (_bfc .Bytes (),_cd .NewRawEncoder ());_fgca .BBox =_cd .MakeArrayFromFloats ([]float64 {0,0,_eeac ,_aabb });
_fgca .Resources =_ec .NewPdfPageResources ();_fgca .Resources .SetFontByName ("\u005a\u0061\u0044\u0062",_gfbc .ToPdfObject ());_bdgf :=_cd .MakeDict ();_bdgf .Set ("\u004f\u0066\u0066",_aba .ToPdfObject ());_bdgf .Set ("\u0059\u0065\u0073",_fgca .ToPdfObject ());
_efcc :=_cd .MakeDict ();_efcc .Set ("\u004e",_bdgf );_cdb .AP =_efcc ;_cdb .AS =_cd .MakeName (_faec );_gbff .Annotations =append (_gbff .Annotations ,_cdb );return _gbff ,nil ;};func _eca (_bf *_ec .PdfAnnotationWidget ,_bcaf *_ec .PdfFieldButton ,_cagb *_ec .PdfPageResources ,_feb AppearanceStyle )(*_cd .PdfObjectDictionary ,error ){_fcbd ,_agf :=_cd .GetArray (_bf .Rect );
if !_agf {return nil ,_cg .New ("\u0069\u006e\u0076a\u006c\u0069\u0064\u0020\u0052\u0065\u0063\u0074");};_afdb ,_ded :=_ec .NewPdfRectangle (*_fcbd );if _ded !=nil {return nil ,_ded ;};_bgcd ,_ffc :=_afdb .Width (),_afdb .Height ();_eade ,_ggee :=_bgcd ,_ffc ;
_f .Log .Debug ("\u0043\u0068\u0065\u0063kb\u006f\u0078\u002c\u0020\u0077\u0061\u0020\u0042\u0053\u003a\u0020\u0025\u0076",_bf .BS );_ccaf ,_ded :=_ec .NewStandard14Font ("\u005a\u0061\u0070f\u0044\u0069\u006e\u0067\u0062\u0061\u0074\u0073");if _ded !=nil {return nil ,_ded ;
};_ecc ,_baecc :=_cd .GetDict (_bf .MK );if _baecc {_fbb ,_ :=_cd .GetDict (_bf .BS );_ceg :=_feb .applyAppearanceCharacteristics (_ecc ,_fbb ,_ccaf );if _ceg !=nil {return nil ,_ceg ;};};_bfb :=_ec .NewXObjectForm ();{_bab :=_g .NewContentCreator ();if _feb .BorderSize > 0{_ffe (_bab ,_feb ,_bgcd ,_ffc );
};if _feb .DrawAlignmentReticle {_ccg :=_feb ;_ccg .BorderSize =0.2;_degc (_bab ,_ccg ,_bgcd ,_ffc );};_bgcd ,_ffc =_feb .applyRotation (_ecc ,_bgcd ,_ffc ,_bab );_gdcd :=_feb .AutoFontSizeFraction *_ffc ;_fagb ,_bee :=_ccaf .GetRuneMetrics (_feb .CheckmarkRune );
if !_bee {return nil ,_cg .New ("\u0067l\u0079p\u0068\u0020\u006e\u006f\u0074\u0020\u0066\u006f\u0075\u006e\u0064");};_edb :=_ccaf .Encoder ();_eaeb :=_edb .Encode (string (_feb .CheckmarkRune ));_becf :=_fagb .Wx *_gdcd /1000.0;_ffd :=705.0;_fede :=_ffd /1000.0*_gdcd ;
_dde :=_ged ;if _feb .MarginLeft !=nil {_dde =*_feb .MarginLeft ;};_fedea :=1.0;if _becf < _bgcd {_dde =(_bgcd -_becf )/2.0;};if _fede < _ffc {_fedea =(_ffc -_fede )/2.0;};_bab .Add_q ().Add_g (0).Add_BT ().Add_Tf ("\u005a\u0061\u0044\u0062",_gdcd ).Add_Td (_dde ,_fedea ).Add_Tj (*_cd .MakeStringFromBytes (_eaeb )).Add_ET ().Add_Q ();
_bfb .Resources =_ec .NewPdfPageResources ();_bfb .Resources .SetFontByName ("\u005a\u0061\u0044\u0062",_ccaf .ToPdfObject ());_bfb .BBox =_cd .MakeArrayFromFloats ([]float64 {0,0,_eade ,_ggee });_bfb .SetContentStream (_bab .Bytes (),_ebf ());};_bbb :=_ec .NewXObjectForm ();
{_bddc :=_g .NewContentCreator ();if _feb .BorderSize > 0{_ffe (_bddc ,_feb ,_bgcd ,_ffc );};_bbb .BBox =_cd .MakeArrayFromFloats ([]float64 {0,0,_eade ,_ggee });_bbb .SetContentStream (_bddc .Bytes (),_ebf ());};_efb :=_cd .PdfObjectName ("\u0059\u0065\u0073");
_ceb ,_baecc :=_cd .GetDict (_bf .PdfAnnotation .AP );if _baecc &&_ceb !=nil {_bbg :=_cd .TraceToDirectObject (_ceb .Get ("\u004e"));switch _dbcg :=_bbg .(type ){case *_cd .PdfObjectDictionary :_fgbb :=_dbcg .Keys ();for _ ,_gddf :=range _fgbb {if _gddf !="\u004f\u0066\u0066"{_efb =_gddf ;
};};};};_gdga :=_cd .MakeDict ();_gdga .Set ("\u004f\u0066\u0066",_bbb .ToPdfObject ());_gdga .Set (_efb ,_bfb .ToPdfObject ());_aecf :=_cd .MakeDict ();_aecf .Set ("\u004e",_gdga );return _aecf ,nil ;};

// ImageFieldAppearance implements interface model.FieldAppearanceGenerator and generates appearance streams
// for attaching an image to a button field.
type ImageFieldAppearance struct{OnlyIfMissing bool ;_cgfa *AppearanceStyle ;};func _bddg (_efced []float64 )[]float64 {var (_gefe =len (_efced );_gcegb =make ([]float64 ,_gefe );_gfcd =make ([]float64 ,_gefe ););_bcec :=2.0;_gcegb [0]=_efced [0]/_bcec ;
for _cba :=1;_cba < _gefe ;_cba ++{_gfcd [_cba ]=1/_bcec ;if _cba < _gefe -1{_bcec =4.0;}else {_bcec =3.5;};_bcec -=_gfcd [_cba ];_gcegb [_cba ]=(_efced [_cba ]-_gcegb [_cba -1])/_bcec ;};for _gcea :=1;_gcea < _gefe ;_gcea ++{_gcegb [_gefe -_gcea -1]-=_gfcd [_gefe -_gcea ]*_gcegb [_gefe -_gcea ];
};return _gcegb ;};

// NewFormResetButtonField would create a reset button in specified page according to the parameter in `FormResetActionOptions`.
func NewFormResetButtonField (page *_ec .PdfPage ,opt FormResetActionOptions )(*_ec .PdfFieldButton ,error ){_babc :=_ec .NewPdfActionResetForm ();_babc .Fields =opt .Fields ;_babc .Flags =_cd .MakeInteger (0);if opt .IsExclusionList {_babc .Flags =_cd .MakeInteger (1);
};_acdea ,_cccd :=_agba (page ,opt .Rectangle ,"\u0062\u0074\u006e\u0052\u0065\u0073\u0065\u0074",opt .Label ,opt .LabelColor ,opt .Font ,opt .FontSize ,_babc .ToPdfObject ());if _cccd !=nil {return nil ,_cccd ;};return _acdea ,nil ;};

// TextFieldOptions defines optional parameter for a text field in a form.
type TextFieldOptions struct{MaxLen int ;Value string ;

// TextColor defines the color of the text in hex format. e.g #43fd23.
// If it has an invalid value a #000000 (black) color is taken as default
TextColor string ;

// FontName defines the font of the text. Helvetica font is the default one.
// It is recommended to use one of 14 standard PDF fonts.
FontName string ;

// FontSize defines the font size of the text, 12 is used by default.
FontSize int ;};

// CircleAnnotationDef defines a circle annotation or ellipse at position (X, Y) and Width and Height.
// The annotation has various style parameters including Fill and Border options and Opacity.
type CircleAnnotationDef struct{X float64 ;Y float64 ;Width float64 ;Height float64 ;FillEnabled bool ;FillColor *_ec .PdfColorDeviceRGB ;BorderEnabled bool ;BorderWidth float64 ;BorderColor *_ec .PdfColorDeviceRGB ;Opacity float64 ;};

// CreateLineAnnotation creates a line annotation object that can be added to page PDF annotations.
func CreateLineAnnotation (lineDef LineAnnotationDef )(*_ec .PdfAnnotation ,error ){_bgb :=_ec .NewPdfAnnotationLine ();_bgb .L =_cd .MakeArrayFromFloats ([]float64 {lineDef .X1 ,lineDef .Y1 ,lineDef .X2 ,lineDef .Y2 });_efde :=_cd .MakeName ("\u004e\u006f\u006e\u0065");
if lineDef .LineEndingStyle1 ==_ea .LineEndingStyleArrow {_efde =_cd .MakeName ("C\u006c\u006f\u0073\u0065\u0064\u0041\u0072\u0072\u006f\u0077");};_fga :=_cd .MakeName ("\u004e\u006f\u006e\u0065");if lineDef .LineEndingStyle2 ==_ea .LineEndingStyleArrow {_fga =_cd .MakeName ("C\u006c\u006f\u0073\u0065\u0064\u0041\u0072\u0072\u006f\u0077");
};_bgb .LE =_cd .MakeArray (_efde ,_fga );if lineDef .Opacity < 1.0{_bgb .CA =_cd .MakeFloat (lineDef .Opacity );};_fbge ,_bafd ,_bedc :=lineDef .LineColor .R (),lineDef .LineColor .G (),lineDef .LineColor .B ();_bgb .IC =_cd .MakeArrayFromFloats ([]float64 {_fbge ,_bafd ,_bedc });
_bgb .C =_cd .MakeArrayFromFloats ([]float64 {_fbge ,_bafd ,_bedc });_baae :=_ec .NewBorderStyle ();_baae .SetBorderWidth (lineDef .LineWidth );_bgb .BS =_baae .ToPdfObject ();_eggg ,_dgbf ,_bgegf :=_fdg (lineDef );if _bgegf !=nil {return nil ,_bgegf ;
};_bgb .AP =_eggg ;_bgb .Rect =_cd .MakeArrayFromFloats ([]float64 {_dgbf .Llx ,_dgbf .Lly ,_dgbf .Urx ,_dgbf .Ury });return _bgb .PdfAnnotation ,nil ;};

// Style returns the appearance style of `fa`. If not specified, returns default style.
func (_cgag ImageFieldAppearance )Style ()AppearanceStyle {if _cgag ._cgfa !=nil {return *_cgag ._cgfa ;};return AppearanceStyle {BorderSize :0.0,BorderColor :_ec .NewPdfColorDeviceGray (0),FillColor :_ec .NewPdfColorDeviceGray (1),DrawAlignmentReticle :false };
};type quadding int ;

// NewSignatureField returns a new signature field with a visible appearance
// containing the specified signature lines and styled according to the
// specified options.
func NewSignatureField (signature *_ec .PdfSignature ,lines []*SignatureLine ,opts *SignatureFieldOpts )(*_ec .PdfFieldSignature ,error ){if signature ==nil {return nil ,_cg .New ("\u0073\u0069\u0067na\u0074\u0075\u0072\u0065\u0020\u0063\u0061\u006e\u006e\u006f\u0074\u0020\u0062\u0065\u0020\u006e\u0069\u006c");
};_gbcd ,_aafb :=_gabg (lines ,opts );if _aafb !=nil {return nil ,_aafb ;};_gcd :=_ec .NewPdfFieldSignature (signature );_gcd .Rect =_cd .MakeArrayFromFloats (opts .Rect );_gcd .AP =_gbcd ;return _gcd ,nil ;};func _daac (_aaff *_ec .PdfFieldButton ,_bcdd *_ec .PdfAnnotationWidget ,_gef AppearanceStyle )(*_cd .PdfObjectDictionary ,error ){_gfbcd ,_fcfa :=_cd .GetArray (_bcdd .Rect );
if !_fcfa {return nil ,_cg .New ("\u0069\u006e\u0076a\u006c\u0069\u0064\u0020\u0052\u0065\u0063\u0074");};_acfc ,_bgea :=_ec .NewPdfRectangle (*_gfbcd );if _bgea !=nil {return nil ,_bgea ;};_cfbc ,_cgce :=_acfc .Width (),_acfc .Height ();_gddb :=_g .NewContentCreator ();
if _gef .BorderSize > 0{_ffe (_gddb ,_gef ,_cfbc ,_cgce );};if _gef .DrawAlignmentReticle {_adade :=_gef ;_adade .BorderSize =0.2;_degc (_gddb ,_adade ,_cfbc ,_cgce );};_eeag :=_aaff .GetFillImage ();_bcgd ,_bgea :=_bgef (_cfbc ,_cgce ,_eeag ,_gef );if _bgea !=nil {return nil ,_bgea ;
};_gbba ,_bcbdf :=_cd .GetDict (_bcdd .MK );if _bcbdf {_gbba .Set ("\u006c",_bcgd .ToPdfObject ());};_dbef :=_cd .MakeDict ();_dbef .Set ("\u0046\u0052\u004d",_bcgd .ToPdfObject ());_dcba :=_ec .NewPdfPageResources ();_dcba .ProcSet =_cd .MakeArray (_cd .MakeName ("\u0050\u0044\u0046"));
_dcba .XObject =_dbef ;_fgdd :=_cfbc -2;_ebbg :=_cgce -2;_gddb .Add_q ();_gddb .Add_re (1,1,_fgdd ,_ebbg );_gddb .Add_W ();_gddb .Add_n ();_fgdd -=2;_ebbg -=2;_gddb .Add_q ();_gddb .Add_re (2,2,_fgdd ,_ebbg );_gddb .Add_W ();_gddb .Add_n ();_agfe :=_a .Min (_fgdd /float64 (_eeag .Width ),_ebbg /float64 (_eeag .Height ));
_gddb .Add_cm (_agfe ,0,0,_agfe ,(_cfbc /2)-(float64 (_eeag .Width )*_agfe /2)+2,2);_gddb .Add_Do ("\u0046\u0052\u004d");_gddb .Add_Q ();_gddb .Add_Q ();_aag :=_ec .NewXObjectForm ();_aag .FormType =_cd .MakeInteger (1);_aag .Resources =_dcba ;_aag .BBox =_cd .MakeArrayFromFloats ([]float64 {0,0,_cfbc ,_cgce });
_aag .Matrix =_cd .MakeArrayFromFloats ([]float64 {1.0,0.0,0.0,1.0,0.0,0.0});_aag .SetContentStream (_gddb .Bytes (),_ebf ());_dba :=_cd .MakeDict ();_dba .Set ("\u004e",_aag .ToPdfObject ());return _dba ,nil ;};func (_afcg *AppearanceStyle )applyRotation (_fbfc *_cd .PdfObjectDictionary ,_fabf ,_agda float64 ,_cbg *_g .ContentCreator )(float64 ,float64 ){if !_afcg .AllowMK {return _fabf ,_agda ;
};if _fbfc ==nil {return _fabf ,_agda ;};_dbe ,_ :=_cd .GetNumberAsFloat (_fbfc .Get ("\u0052"));if _dbe ==0{return _fabf ,_agda ;};_gcf :=-_dbe ;_dcfb :=_ea .Path {Points :[]_ea .Point {_ea .NewPoint (0,0).Rotate (_gcf ),_ea .NewPoint (_fabf ,0).Rotate (_gcf ),_ea .NewPoint (0,_agda ).Rotate (_gcf ),_ea .NewPoint (_fabf ,_agda ).Rotate (_gcf )}}.GetBoundingBox ();
_cbg .RotateDeg (_dbe );_cbg .Translate (_dcfb .X ,_dcfb .Y );return _dcfb .Width ,_dcfb .Height ;};func _aedf (_gcaa *InkAnnotationDef )(*_cd .PdfObjectDictionary ,*_ec .PdfRectangle ,error ){_fefea :=_ec .NewXObjectForm ();_ceff ,_bdac ,_afde :=_acbc (_gcaa );
if _afde !=nil {return nil ,nil ,_afde ;};_afde =_fefea .SetContentStream (_ceff ,nil );if _afde !=nil {return nil ,nil ,_afde ;};_fefea .BBox =_bdac .ToPdfObject ();_fefea .Resources =_ec .NewPdfPageResources ();_fefea .Resources .ProcSet =_cd .MakeArray (_cd .MakeName ("\u0050\u0044\u0046"));
_dede :=_cd .MakeDict ();_dede .Set ("\u004e",_fefea .ToPdfObject ());return _dede ,_bdac ,nil ;};

// AppearanceStyle defines style parameters for appearance stream generation.
type AppearanceStyle struct{

// How much of Rect height to fill when autosizing text.
AutoFontSizeFraction float64 ;

// CheckmarkRune is a rune used for check mark in checkboxes (for ZapfDingbats font).
CheckmarkRune rune ;BorderSize float64 ;BorderColor _ec .PdfColor ;FillColor _ec .PdfColor ;

// Multiplier for lineheight for multi line text.
MultilineLineHeight float64 ;MultilineVAlignMiddle bool ;

// Visual guide checking alignment of field contents (debugging).
DrawAlignmentReticle bool ;

// Allow field MK appearance characteristics to override style settings.
AllowMK bool ;

// Fonts holds appearance styles for fonts.
Fonts *AppearanceFontStyle ;

// MarginLeft represents the amount of space to leave on the left side of
// the form field bounding box when generating appearances (default: 2.0).
MarginLeft *float64 ;TextColor _ec .PdfColor ;};

// FormSubmitActionOptions holds options for creating a form submit button.
type FormSubmitActionOptions struct{

// Rectangle holds the button position, size, and color.
Rectangle _ea .Rectangle ;

// Url specifies the URL where the fieds will be submitted.
Url string ;

// Label specifies the text that would be displayed on the button.
Label string ;

// LabelColor specifies the button label color.
LabelColor _ec .PdfColor ;

// Font specifies a font used for rendering the button label.
// When omitted it will fallback to use a Helvetica font.
Font *_ec .PdfFont ;

// FontSize specifies the font size used in rendering the button label.
// The default font size is 12pt.
FontSize *float64 ;

// Fields specifies list of fields that could be submitted.
// This list may contain indirect object to fields or field names.
Fields *_cd .PdfObjectArray ;

// IsExclusionList specifies that the fields contain in `Fields` array would not be submitted.
IsExclusionList bool ;

// IncludeEmptyFields specifies if all fields would be submitted even though it's value is empty.
IncludeEmptyFields bool ;

// SubmitAsPDF specifies that the document shall be submitted as PDF.
// If set then all the other flags shall be ignored.
SubmitAsPDF bool ;};func _bdadc (_bbde *_ec .PdfField )string {if _bbde ==nil {return "";};_fedec ,_cdfgb :=_bbde .GetContext ().(*_ec .PdfFieldText );if !_cdfgb {return _bdadc (_bbde .Parent );};if _fedec .DA !=nil {return _fedec .DA .Str ();};return _bdadc (_fedec .Parent );
};

// RectangleAnnotationDef is a rectangle defined with a specified Width and Height and a lower left corner at (X,Y).
// The rectangle can optionally have a border and a filling color.
// The Width/Height includes the border (if any specified).
type RectangleAnnotationDef struct{X float64 ;Y float64 ;Width float64 ;Height float64 ;FillEnabled bool ;FillColor *_ec .PdfColorDeviceRGB ;BorderEnabled bool ;BorderWidth float64 ;BorderColor *_ec .PdfColorDeviceRGB ;Opacity float64 ;};

// AppearanceFont represents a font used for generating the appearance of a
// field in the filling/flattening process.
type AppearanceFont struct{

// Name represents the name of the font which will be added to the
// AcroForm resources (DR).
Name string ;

// Font represents the actual font used for the field appearance.
Font *_ec .PdfFont ;

// Size represents the size of the font used for the field appearance.
// If the font size is 0, the value of the FallbackSize field of the
// AppearanceFontStyle is used, if set. Otherwise, the font size is
// calculated based on the available annotation height and on the
// AutoFontSizeFraction field of the AppearanceStyle.
Size float64 ;};func _agba (_aabf *_ec .PdfPage ,_gddfd _ea .Rectangle ,_cddg string ,_cadb string ,_fabc _ec .PdfColor ,_adfgb *_ec .PdfFont ,_cfdb *float64 ,_affg _cd .PdfObject )(*_ec .PdfFieldButton ,error ){_aabfd ,_gdb :=_gddfd .X ,_gddfd .Y ;_gbe :=_gddfd .Width ;
_bfg :=_gddfd .Height ;if _gddfd .FillColor ==nil {_gddfd .FillColor =_ec .NewPdfColorDeviceGray (0.7);};if _fabc ==nil {_fabc =_ec .NewPdfColorDeviceGray (0);};if _adfgb ==nil {_deeb ,_bgeg :=_ec .NewStandard14Font ("\u0048e\u006c\u0076\u0065\u0074\u0069\u0063a");
if _bgeg !=nil {return nil ,_bgeg ;};_adfgb =_deeb ;};_ffacc :=_ec .NewPdfField ();_degf :=&_ec .PdfFieldButton {};_ffacc .SetContext (_degf );_degf .PdfField =_ffacc ;_degf .T =_cd .MakeString (_cddg );_degf .SetType (_ec .ButtonTypePush );_degf .V =_cd .MakeName ("\u004f\u0066\u0066");
_degf .Ff =_cd .MakeInteger (4);_feed :=_cd .MakeDict ();_feed .Set (*_cd .MakeName ("\u0043\u0041"),_cd .MakeString (_cadb ));_ebfd ,_aggc :=_adfgb .GetFontDescriptor ();if _aggc !=nil {return nil ,_aggc ;};_fgda :=_cd .MakeName ("\u0048e\u006c\u0076\u0065\u0074\u0069\u0063a");
_gcfbe :=12.0;if _ebfd !=nil &&_ebfd .FontName !=nil {_fgda ,_ =_cd .GetName (_ebfd .FontName );};if _cfdb !=nil {_gcfbe =*_cfdb ;};_deae :=_g .NewContentCreator ();_deae .Add_q ();_deae .SetNonStrokingColor (_gddfd .FillColor );_deae .Add_re (0,0,_gbe ,_bfg );
_deae .Add_f ();_deae .Add_Q ();_deae .Add_q ();_deae .Add_BT ();_ffaa :=0.0;for _ ,_eee :=range _cadb {_fddb ,_efdd :=_adfgb .GetRuneMetrics (_eee );if !_efdd {_f .Log .Debug ("\u0046\u006f\u006e\u0074\u0020\u0064o\u0065\u0073\u0020\u006e\u006f\u0074\u0020\u0068\u0061\u0076\u0065\u0020\u0072\u0075\u006e\u0065\u0020\u006d\u0065\u0074r\u0069\u0063\u0073\u0020\u0066\u006f\u0072\u0020\u0025\u0076\u0020\u002d\u0020\u0073k\u0069p\u0070\u0069\u006e\u0067",_eee );
continue ;};_ffaa +=_fddb .Wx ;};_ffaa =_ffaa /1000.0*_gcfbe ;var _cdea float64 ;if _ebfd !=nil {_cdea ,_aggc =_ebfd .GetCapHeight ();if _aggc !=nil {_f .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u003a\u0020\u0055\u006e\u0061\u0062\u006c\u0065 \u0074\u006f\u0020\u0067\u0065\u0074 \u0066\u006f\u006e\u0074\u0020\u0043\u0061\u0070\u0048\u0065\u0069\u0067\u0068t\u003a\u0020\u0025\u0076",_aggc );
};};if int (_cdea )<=0{_f .Log .Debug ("W\u0041\u0052\u004e\u003a\u0020\u0043\u0061\u0070\u0048e\u0069\u0067\u0068\u0074\u0020\u006e\u006ft \u0061\u0076\u0061\u0069l\u0061\u0062\u006c\u0065\u0020\u002d\u0020\u0073\u0065tt\u0069\u006eg\u0020\u0074\u006f\u0020\u0031\u0030\u0030\u0030");
_cdea =1000;};_bedd :=_cdea /1000.0*_gcfbe ;_bfeb :=(_bfg -_bedd )/2.0;_aae :=(_gbe -_ffaa )/2.0;_deae .Add_Tf (*_fgda ,_gcfbe );_deae .SetNonStrokingColor (_fabc );_deae .Add_Td (_aae ,_bfeb );_deae .Add_Tj (*_cd .MakeString (_cadb ));_deae .Add_ET ();
_deae .Add_Q ();_dfaa :=_ec .NewXObjectForm ();_dfaa .SetContentStream (_deae .Bytes (),_cd .NewRawEncoder ());_dfaa .BBox =_cd .MakeArrayFromFloats ([]float64 {0,0,_gbe ,_bfg });_dfaa .Resources =_ec .NewPdfPageResources ();_dfaa .Resources .SetFontByName (*_fgda ,_adfgb .ToPdfObject ());
_bde :=_cd .MakeDict ();_bde .Set ("\u004e",_dfaa .ToPdfObject ());_ddb :=_ec .NewPdfAnnotationWidget ();_ddb .Rect =_cd .MakeArrayFromFloats ([]float64 {_aabfd ,_gdb ,_aabfd +_gbe ,_gdb +_bfg });_ddb .P =_aabf .ToPdfObject ();_ddb .F =_cd .MakeInteger (4);
_ddb .Parent =_degf .ToPdfObject ();_ddb .A =_affg ;_ddb .MK =_feed ;_ddb .AP =_bde ;_degf .Annotations =append (_degf .Annotations ,_ddb );return _degf ,nil ;};const (_adabb =1;_afgec =2;_bafa =4;_efce =8;_agce =16;_cegb =32;_caef =64;_agdf =128;_acde =256;
_gdad =512;_gcab =1024;_gfce =2048;_agbc =4096;);

// NewTextField generates a new text field with partial name `name` at location
// specified by `rect` on given `page` and with field specific options `opt`.
func NewTextField (page *_ec .PdfPage ,name string ,rect []float64 ,opt TextFieldOptions )(*_ec .PdfFieldText ,error ){if page ==nil {return nil ,_cg .New ("\u0070a\u0067e\u0020\u006e\u006f\u0074\u0020s\u0070\u0065c\u0069\u0066\u0069\u0065\u0064");};if len (name )<=0{return nil ,_cg .New ("\u0072\u0065\u0071\u0075\u0069\u0072\u0065\u0064\u0020\u0061\u0074\u0074\u0072\u0069\u0062u\u0074e\u0020\u006e\u006f\u0074\u0020\u0073\u0070\u0065\u0063\u0069\u0066\u0069\u0065\u0064");
};if len (rect )!=4{return nil ,_cg .New ("\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0072\u0061\u006e\u0067\u0065");};_gcba :=_ec .NewPdfField ();_adaf :=&_ec .PdfFieldText {};_gcba .SetContext (_adaf );_adaf .PdfField =_gcba ;_adaf .T =_cd .MakeString (name );
if opt .MaxLen > 0{_adaf .MaxLen =_cd .MakeInteger (int64 (opt .MaxLen ));};if len (opt .Value )> 0{_adaf .V =_cd .MakeString (opt .Value );};if opt .TextColor !=""{_geg :=_b .ColorRGBFromHex (opt .TextColor );_eaba ,_adda ,_edec :=_geg .ToRGB ();_agg :=12;
if opt .FontSize > 0{_agg =opt .FontSize ;};_bbbfa :="\u0048e\u006c\u0076\u0065\u0074\u0069\u0063a";if opt .FontName !=""{_bbbfa =opt .FontName ;};_ebed :=_ba .Sprintf ("/\u0025\u0073\u0020\u0025\u0064\u0020T\u0066\u0020\u0025\u002e\u0033\u0066\u0020\u0025\u002e3\u0066\u0020\u0025.\u0033f\u0020\u0072\u0067",_bbbfa ,_agg ,_eaba ,_adda ,_edec );
_adaf .DA =_cd .MakeString (_ebed );};_gcba .SetContext (_adaf );_cegd :=_ec .NewPdfAnnotationWidget ();_cegd .Rect =_cd .MakeArrayFromFloats (rect );_cegd .P =page .ToPdfObject ();_cegd .F =_cd .MakeInteger (4);_cegd .Parent =_adaf .ToPdfObject ();_adaf .Annotations =append (_adaf .Annotations ,_cegd );
return _adaf ,nil ;};

// CreateRectangleAnnotation creates a rectangle annotation object that can be added to page PDF annotations.
func CreateRectangleAnnotation (rectDef RectangleAnnotationDef )(*_ec .PdfAnnotation ,error ){_ecdg :=_ec .NewPdfAnnotationSquare ();if rectDef .BorderEnabled {_bcbab ,_ege ,_abge :=rectDef .BorderColor .R (),rectDef .BorderColor .G (),rectDef .BorderColor .B ();
_ecdg .C =_cd .MakeArrayFromFloats ([]float64 {_bcbab ,_ege ,_abge });_ccge :=_ec .NewBorderStyle ();_ccge .SetBorderWidth (rectDef .BorderWidth );_ecdg .BS =_ccge .ToPdfObject ();};if rectDef .FillEnabled {_dccb ,_fffc ,_ggeff :=rectDef .FillColor .R (),rectDef .FillColor .G (),rectDef .FillColor .B ();
_ecdg .IC =_cd .MakeArrayFromFloats ([]float64 {_dccb ,_fffc ,_ggeff });}else {_ecdg .IC =_cd .MakeArrayFromIntegers ([]int {});};if rectDef .Opacity < 1.0{_ecdg .CA =_cd .MakeFloat (rectDef .Opacity );};_bbgd ,_ddaf ,_babca :=_dafa (rectDef );if _babca !=nil {return nil ,_babca ;
};_ecdg .AP =_bbgd ;_ecdg .Rect =_cd .MakeArrayFromFloats ([]float64 {_ddaf .Llx ,_ddaf .Lly ,_ddaf .Urx ,_ddaf .Ury });return _ecdg .PdfAnnotation ,nil ;};

// LineAnnotationDef defines a line between point 1 (X1,Y1) and point 2 (X2,Y2).  The line ending styles can be none
// (regular line), or arrows at either end.  The line also has a specified width, color and opacity.
type LineAnnotationDef struct{X1 float64 ;Y1 float64 ;X2 float64 ;Y2 float64 ;LineColor *_ec .PdfColorDeviceRGB ;Opacity float64 ;LineWidth float64 ;LineEndingStyle1 _ea .LineEndingStyle ;LineEndingStyle2 _ea .LineEndingStyle ;};func (_cea *AppearanceStyle )applyAppearanceCharacteristics (_edag *_cd .PdfObjectDictionary ,_fbg *_cd .PdfObjectDictionary ,_bdbb *_ec .PdfFont )error {if !_cea .AllowMK {return nil ;
};if CA ,_bfa :=_cd .GetString (_edag .Get ("\u0043\u0041"));_bfa &&_bdbb !=nil {_bddcg :=CA .Bytes ();if len (_bddcg )!=0{_bdag :=[]rune (_bdbb .Encoder ().Decode (_bddcg ));if len (_bdag )==1{_cea .CheckmarkRune =_bdag [0];};};};if BC ,_eeg :=_cd .GetArray (_edag .Get ("\u0042\u0043"));
_eeg {_dgba ,_cgga :=BC .ToFloat64Array ();if _cgga !=nil {return _cgga ;};switch len (_dgba ){case 1:_cea .BorderColor =_ec .NewPdfColorDeviceGray (_dgba [0]);case 3:_cea .BorderColor =_ec .NewPdfColorDeviceRGB (_dgba [0],_dgba [1],_dgba [2]);case 4:_cea .BorderColor =_ec .NewPdfColorDeviceCMYK (_dgba [0],_dgba [1],_dgba [2],_dgba [3]);
default:_f .Log .Debug ("\u0045\u0052\u0052\u004f\u0052:\u0020\u0042\u0043\u0020\u002d\u0020\u0049\u006e\u0076\u0061\u006c\u0069\u0064 \u006e\u0075\u006d\u0062\u0065\u0072\u0020\u006f\u0066\u0020\u0063\u006f\u006c\u006f\u0072\u0020\u0063\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074\u0073\u0020\u0028\u0025\u0064)",len (_dgba ));
};if _fbg !=nil {if _fddg ,_afeb :=_cd .GetNumberAsFloat (_fbg .Get ("\u0057"));_afeb ==nil {_cea .BorderSize =_fddg ;};};};if BG ,_aab :=_cd .GetArray (_edag .Get ("\u0042\u0047"));_aab {_fdda ,_ddd :=BG .ToFloat64Array ();if _ddd !=nil {return _ddd ;
};switch len (_fdda ){case 1:_cea .FillColor =_ec .NewPdfColorDeviceGray (_fdda [0]);case 3:_cea .FillColor =_ec .NewPdfColorDeviceRGB (_fdda [0],_fdda [1],_fdda [2]);case 4:_cea .FillColor =_ec .NewPdfColorDeviceCMYK (_fdda [0],_fdda [1],_fdda [2],_fdda [3]);
default:_f .Log .Debug ("\u0045\u0052\u0052\u004f\u0052:\u0020\u0042\u0047\u0020\u002d\u0020\u0049\u006e\u0076\u0061\u006c\u0069\u0064 \u006e\u0075\u006d\u0062\u0065\u0072\u0020\u006f\u0066\u0020\u0063\u006f\u006c\u006f\u0072\u0020\u0063\u006f\u006d\u0070\u006f\u006e\u0065\u006e\u0074\u0073\u0020\u0028\u0025\u0064)",len (_fdda ));
};};return nil ;};func _gede (_ffb *_ec .PdfAnnotationWidget ,_dgf *_ec .PdfFieldText ,_cdede *_ec .PdfPageResources ,_daf AppearanceStyle )(*_cd .PdfObjectDictionary ,error ){_bef :=_ec .NewPdfPageResources ();_eaf ,_bdad :=_cd .GetArray (_ffb .Rect );
if !_bdad {return nil ,_cg .New ("\u0069\u006e\u0076a\u006c\u0069\u0064\u0020\u0052\u0065\u0063\u0074");};_cadg ,_caf :=_ec .NewPdfRectangle (*_eaf );if _caf !=nil {return nil ,_caf ;};_feg ,_abd :=_cadg .Width (),_cadg .Height ();_adad ,_deg :=_feg ,_abd ;
_gfda ,_ccad :=_cd .GetDict (_ffb .MK );if _ccad {_gce ,_ :=_cd .GetDict (_ffb .BS );_cdfg :=_daf .applyAppearanceCharacteristics (_gfda ,_gce ,nil );if _cdfg !=nil {return nil ,_cdfg ;};};_aff ,_ccad :=_cd .GetIntVal (_dgf .MaxLen );if !_ccad {return nil ,_cg .New ("\u006d\u0061\u0078\u006c\u0065\u006e\u0020\u006e\u006ft\u0020\u0073\u0065\u0074");
};if _aff <=0{return nil ,_cg .New ("\u006d\u0061\u0078\u004c\u0065\u006e\u0020\u0069\u006ev\u0061\u006c\u0069\u0064");};_cggf :=_feg /float64 (_aff );_dcbd ,_caf :=_g .NewContentStreamParser (_bdadc (_dgf .PdfField )).Parse ();if _caf !=nil {return nil ,_caf ;
};_eabe :=_g .NewContentCreator ();if _daf .BorderSize > 0{_ffe (_eabe ,_daf ,_feg ,_abd );};if _daf .DrawAlignmentReticle {_bgf :=_daf ;_bgf .BorderSize =0.2;_degc (_eabe ,_bgf ,_feg ,_abd );};_eabe .Add_BMC ("\u0054\u0078");_eabe .Add_q ();_ ,_abd =_daf .applyRotation (_gfda ,_feg ,_abd ,_eabe );
_eabe .Add_BT ();_fae ,_aad ,_caf :=_daf .processDA (_dgf .PdfField ,_dcbd ,_cdede ,_bef ,_eabe );if _caf !=nil {return nil ,_caf ;};_aga :=_fae .Font ;_beb :=_cd .MakeName (_fae .Name );_gbf :=_fae .Size ;_bafg :=_gbf ==0;if _bafg &&_aad {_gbf =_abd *_daf .AutoFontSizeFraction ;
};_eadg :=_aga .Encoder ();if _eadg ==nil {_f .Log .Debug ("\u0057\u0041RN\u003a\u0020\u0066\u006f\u006e\u0074\u0020\u0065\u006e\u0063\u006f\u0064\u0065\u0072\u0020\u0069\u0073\u0020\u006e\u0069l\u002e\u0020\u0041\u0073s\u0075\u006d\u0069\u006eg \u0069\u0064e\u006et\u0069\u0074\u0079\u0020\u0065\u006ec\u006f\u0064\u0065r\u002e\u0020O\u0075\u0074\u0070\u0075\u0074\u0020\u006d\u0061\u0079\u0020\u0062\u0065\u0020\u0069n\u0063\u006f\u0072\u0072\u0065\u0063\u0074\u002e");
_eadg =_fb .NewIdentityTextEncoder ("\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079\u002d\u0048");};var _gdg string ;if _ffbe ,_fbc :=_cd .GetString (_dgf .V );_fbc {_gdg =_ffbe .Decoded ();};_eabe .Add_Tf (*_beb ,_gbf );var _dac float64 ;for _ ,_fef :=range _gdg {_cbc ,_cef :=_aga .GetRuneMetrics (_fef );
if !_cef {_f .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u003a \u0052\u0075\u006e\u0065\u0020\u006e\u006f\u0074\u0020\u0066\u006f\u0075\u006e\u0064\u0020\u0069\u006e\u0020\u0066\u006fn\u0074\u003a\u0020\u0025\u0076\u0020\u002d\u0020\u0073\u006b\u0069\u0070\u0070\u0069n\u0067 \u006f\u0076\u0065\u0072",_fef );
continue ;};_gfag :=_cbc .Wy ;if int (_gfag )<=0{_gfag =_cbc .Wx ;};if _gfag > _dac {_dac =_gfag ;};};if int (_dac )==0{_f .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u003a\u0020\u0055\u006e\u0061\u0062\u006c\u0065\u0020\u0074o\u0020\u0064\u0065\u0074\u0065\u0072\u006d\u0069\u006e\u0065\u0020\u006d\u0061x\u0020\u0067\u006c\u0079\u0070\u0068\u0020\u0073\u0069\u007a\u0065\u0020- \u0075\u0073\u0069\u006e\u0067\u0020\u0031\u0030\u0030\u0030");
_dac =1000;};_dcc ,_caf :=_aga .GetFontDescriptor ();if _caf !=nil {_f .Log .Debug ("\u0045\u0072ro\u0072\u003a\u0020U\u006e\u0061\u0062\u006ce t\u006f g\u0065\u0074\u0020\u0066\u006f\u006e\u0074 d\u0065\u0073\u0063\u0072\u0069\u0070\u0074o\u0072");};var _dbga float64 ;
if _dcc !=nil {_dbga ,_caf =_dcc .GetCapHeight ();if _caf !=nil {_f .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u003a\u0020\u0055\u006e\u0061\u0062\u006c\u0065 \u0074\u006f\u0020\u0067\u0065\u0074 \u0066\u006f\u006e\u0074\u0020\u0043\u0061\u0070\u0048\u0065\u0069\u0067\u0068t\u003a\u0020\u0025\u0076",_caf );
};};if int (_dbga )<=0{_f .Log .Debug ("W\u0041\u0052\u004e\u003a\u0020\u0043\u0061\u0070\u0048e\u0069\u0067\u0068\u0074\u0020\u006e\u006ft \u0061\u0076\u0061\u0069l\u0061\u0062\u006c\u0065\u0020\u002d\u0020\u0073\u0065tt\u0069\u006eg\u0020\u0074\u006f\u0020\u0031\u0030\u0030\u0030");
_dbga =1000.0;};_cgge :=_dbga /1000.0*_gbf ;_acd :=0.0;_ebe :=1.0*_gbf *(_dac /1000.0);{_efffa :=_ebe ;if _bafg &&_acd +_efffa > _abd {_gbf =0.95*(_abd -_acd );_cgge =_dbga /1000.0*_gbf ;};if _abd > _cgge {_acd =(_abd -_cgge )/2.0;};};_eabe .Add_Td (0,_acd );
if _deee ,_gfb :=_cd .GetIntVal (_dgf .Q );_gfb {switch _deee {case 2:if len (_gdg )< _aff {_cbb :=float64 (_aff -len (_gdg ))*_cggf ;_eabe .Add_Td (_cbb ,0);};};};for _cgee ,_gfad :=range _gdg {_age :=_ged ;if _daf .MarginLeft !=nil {_age =*_daf .MarginLeft ;
};_baec :=string (_gfad );if _eadg !=nil {_gfc ,_cga :=_aga .GetRuneMetrics (_gfad );if !_cga {_f .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u003a \u0052\u0075\u006e\u0065\u0020\u006e\u006f\u0074\u0020\u0066\u006f\u0075\u006e\u0064\u0020\u0069\u006e\u0020\u0066\u006fn\u0074\u003a\u0020\u0025\u0076\u0020\u002d\u0020\u0073\u006b\u0069\u0070\u0070\u0069n\u0067 \u006f\u0076\u0065\u0072",_gfad );
continue ;};_baec =string (_eadg .Encode (_baec ));_accf :=_gbf *_gfc .Wx /1000.0;_cfcd :=(_cggf -_accf )/2;_age =_cfcd ;};_eabe .Add_Td (_age ,0);_eabe .Add_Tj (*_cd .MakeString (_baec ));if _cgee !=len (_gdg )-1{_eabe .Add_Td (_cggf -_age ,0);};};_eabe .Add_ET ();
_eabe .Add_Q ();_eabe .Add_EMC ();_fefe :=_ec .NewXObjectForm ();_fefe .Resources =_bef ;_fefe .BBox =_cd .MakeArrayFromFloats ([]float64 {0,0,_adad ,_deg });_fefe .SetContentStream (_eabe .Bytes (),_ebf ());_egg :=_cd .MakeDict ();_egg .Set ("\u004e",_fefe .ToPdfObject ());
return _egg ,nil ;};func (_accc *AppearanceStyle )processDA (_efec *_ec .PdfField ,_cgcg *_g .ContentStreamOperations ,_bedb ,_dgab *_ec .PdfPageResources ,_ffac *_g .ContentCreator )(*AppearanceFont ,bool ,error ){var _faeb *AppearanceFont ;var _dfga bool ;
if _accc .Fonts !=nil {if _accc .Fonts .Fallback !=nil {_faeb =_accc .Fonts .Fallback ;};if _aceg :=_accc .Fonts .FieldFallbacks ;_aceg !=nil {if _eeae ,_bdbc :=_aceg [_efec .PartialName ()];_bdbc {_faeb =_eeae ;}else if _aceb ,_cff :=_efec .FullName ();
_cff ==nil {if _accd ,_abce :=_aceg [_aceb ];_abce {_faeb =_accd ;};};};if _faeb !=nil {_faeb .fillName ();};_dfga =_accc .Fonts .ForceReplace ;};var _dcd string ;var _afga float64 ;var _faf bool ;if _cgcg !=nil {for _ ,_dgd :=range *_cgcg {if _dgd .Operand =="\u0054\u0066"&&len (_dgd .Params )==2{if _fbbfd ,_bdbbe :=_cd .GetNameVal (_dgd .Params [0]);
_bdbbe {_dcd =_fbbfd ;};if _fbd ,_gfcc :=_cd .GetNumberAsFloat (_dgd .Params [1]);_gfcc ==nil {_afga =_fbd ;};_faf =true ;continue ;};_ffac .AddOperand (*_dgd );};};var _ebec *AppearanceFont ;var _ebd _cd .PdfObject ;if _dfga &&_faeb !=nil {_ebec =_faeb ;
}else {if _bedb !=nil &&_dcd !=""{if _ccbg ,_bgfd :=_bedb .GetFontByName (*_cd .MakeName (_dcd ));_bgfd {if _fce ,_bacc :=_ec .NewPdfFontFromPdfObject (_ccbg );_bacc ==nil {_ebd =_ccbg ;_ebec =&AppearanceFont {Name :_dcd ,Font :_fce ,Size :_afga };}else {_f .Log .Debug ("\u0045\u0052\u0052\u004f\u0052:\u0020\u0063\u006f\u0075\u006c\u0064\u0020\u006e\u006f\u0074\u0020\u006c\u006fa\u0064\u0020\u0061\u0070\u0070\u0065\u0061\u0072\u0061\u006e\u0063\u0065\u0020\u0066\u006f\u006e\u0074\u003a\u0020\u0025\u0076",_bacc );
};};};if _ebec ==nil &&_faeb !=nil {_ebec =_faeb ;};if _ebec ==nil {_gcfb ,_fegga :=_ec .NewStandard14Font ("\u0048e\u006c\u0076\u0065\u0074\u0069\u0063a");if _fegga !=nil {return nil ,false ,_fegga ;};_ebec =&AppearanceFont {Name :"\u0048\u0065\u006c\u0076",Font :_gcfb ,Size :_afga };
};};if _ebec .Size <=0&&_accc .Fonts !=nil &&_accc .Fonts .FallbackSize > 0{_ebec .Size =_accc .Fonts .FallbackSize ;};_bfe :=*_cd .MakeName (_ebec .Name );if _ebd ==nil {_ebd =_ebec .Font .ToPdfObject ();};if _bedb !=nil &&!_bedb .HasFontByName (_bfe ){_bedb .SetFontByName (_bfe ,_ebd );
};if _dgab !=nil &&!_dgab .HasFontByName (_bfe ){_dgab .SetFontByName (_bfe ,_ebd );};return _ebec ,_faf ,nil ;};

// FieldAppearance implements interface model.FieldAppearanceGenerator and generates appearance streams
// for fields taking into account what value is in the field. A common use case is for generating the
// appearance stream prior to flattening fields.
//
// If `OnlyIfMissing` is true, the field appearance is generated only for fields that do not have an
// appearance stream specified.
// If `RegenerateTextFields` is true, all text fields are regenerated (even if OnlyIfMissing is true).
type FieldAppearance struct{OnlyIfMissing bool ;RegenerateTextFields bool ;_adf *AppearanceStyle ;};func _eaaa (_gabgf LineAnnotationDef ,_dgfg string )([]byte ,*_ec .PdfRectangle ,*_ec .PdfRectangle ,error ){_degce :=_ea .Line {X1 :0,Y1 :0,X2 :_gabgf .X2 -_gabgf .X1 ,Y2 :_gabgf .Y2 -_gabgf .Y1 ,LineColor :_gabgf .LineColor ,Opacity :_gabgf .Opacity ,LineWidth :_gabgf .LineWidth ,LineEndingStyle1 :_gabgf .LineEndingStyle1 ,LineEndingStyle2 :_gabgf .LineEndingStyle2 };
_cab ,_gcbg ,_bcbce :=_degce .Draw (_dgfg );if _bcbce !=nil {return nil ,nil ,nil ,_bcbce ;};_geab :=&_ec .PdfRectangle {};_geab .Llx =_gabgf .X1 +_gcbg .Llx ;_geab .Lly =_gabgf .Y1 +_gcbg .Lly ;_geab .Urx =_gabgf .X1 +_gcbg .Urx ;_geab .Ury =_gabgf .Y1 +_gcbg .Ury ;
return _cab ,_gcbg ,_geab ,nil ;};func _aa (_fe CircleAnnotationDef ,_dfc string )([]byte ,*_ec .PdfRectangle ,*_ec .PdfRectangle ,error ){_fca :=_ea .Circle {X :_fe .X ,Y :_fe .Y ,Width :_fe .Width ,Height :_fe .Height ,FillEnabled :_fe .FillEnabled ,FillColor :_fe .FillColor ,BorderEnabled :_fe .BorderEnabled ,BorderWidth :_fe .BorderWidth ,BorderColor :_fe .BorderColor ,Opacity :_fe .Opacity };
_eab ,_cad ,_bca :=_fca .Draw (_dfc );if _bca !=nil {return nil ,nil ,nil ,_bca ;};_bg :=&_ec .PdfRectangle {};_bg .Llx =_fe .X +_cad .Llx ;_bg .Lly =_fe .Y +_cad .Lly ;_bg .Urx =_fe .X +_cad .Urx ;_bg .Ury =_fe .Y +_cad .Ury ;return _eab ,_cad ,_bg ,nil ;
};func _fdg (_dafe LineAnnotationDef )(*_cd .PdfObjectDictionary ,*_ec .PdfRectangle ,error ){_eeaeb :=_ec .NewXObjectForm ();_eeaeb .Resources =_ec .NewPdfPageResources ();_gfea :="";if _dafe .Opacity < 1.0{_cgaed :=_cd .MakeDict ();_cgaed .Set ("\u0063\u0061",_cd .MakeFloat (_dafe .Opacity ));
_abg :=_eeaeb .Resources .AddExtGState ("\u0067\u0073\u0031",_cgaed );if _abg !=nil {_f .Log .Debug ("U\u006e\u0061\u0062\u006c\u0065\u0020t\u006f\u0020\u0061\u0064\u0064\u0020\u0065\u0078\u0074g\u0073\u0074\u0061t\u0065 \u0067\u0073\u0031");return nil ,nil ,_abg ;
};_gfea ="\u0067\u0073\u0031";};_egae ,_ddga ,_gaae ,_gbcfd :=_eaaa (_dafe ,_gfea );if _gbcfd !=nil {return nil ,nil ,_gbcfd ;};_gbcfd =_eeaeb .SetContentStream (_egae ,nil );if _gbcfd !=nil {return nil ,nil ,_gbcfd ;};_eeaeb .BBox =_ddga .ToPdfObject ();
_gcae :=_cd .MakeDict ();_gcae .Set ("\u004e",_eeaeb .ToPdfObject ());return _gcae ,_gaae ,nil ;};func _bgef (_fdba ,_eac float64 ,_dafb *_ec .Image ,_bbbd AppearanceStyle )(*_ec .XObjectForm ,error ){_gdadb ,_cec :=_ec .NewXObjectImageFromImage (_dafb ,nil ,_cd .NewFlateEncoder ());
if _cec !=nil {return nil ,_cec ;};_gdadb .Decode =_cd .MakeArrayFromFloats ([]float64 {0.0,1.0,0.0,1.0,0.0,1.0});_dad :=_ec .NewPdfPageResources ();_dad .ProcSet =_cd .MakeArray (_cd .MakeName ("\u0050\u0044\u0046"),_cd .MakeName ("\u0049\u006d\u0061\u0067\u0065\u0043"));
_dad .SetXObjectImageByName (_cd .PdfObjectName ("\u0049\u006d\u0030"),_gdadb );_dcea :=_g .NewContentCreator ();_dcea .Add_q ();_dcea .Add_cm (float64 (_dafb .Width ),0,0,float64 (_dafb .Height ),0,0);_dcea .Add_Do ("\u0049\u006d\u0030");_dcea .Add_Q ();
_gdbg :=_ec .NewXObjectForm ();_gdbg .FormType =_cd .MakeInteger (1);_gdbg .BBox =_cd .MakeArrayFromFloats ([]float64 {0,0,float64 (_dafb .Width ),float64 (_dafb .Height )});_gdbg .Resources =_dad ;_gdbg .SetContentStream (_dcea .Bytes (),_ebf ());return _gdbg ,nil ;
};func _ced (_gaf *_ec .PdfAnnotationWidget ,_cb *_ec .PdfFieldText ,_eef *_ec .PdfPageResources ,_gf AppearanceStyle )(*_cd .PdfObjectDictionary ,error ){_fgf :=_ec .NewPdfPageResources ();_dga ,_ada :=_cd .GetArray (_gaf .Rect );if !_ada {return nil ,_cg .New ("\u0069\u006e\u0076a\u006c\u0069\u0064\u0020\u0052\u0065\u0063\u0074");
};_gge ,_bag :=_ec .NewPdfRectangle (*_dga );if _bag !=nil {return nil ,_bag ;};_bad ,_dcf :=_gge .Width (),_gge .Height ();_eae ,_dfe :=_bad ,_dcf ;_dce :=true ;_afd :=_ec .NewXObjectForm ();_afd .BBox =_cd .MakeArrayFromFloats ([]float64 {0,0,_eae ,_dfe });
if _gaf .AP !=nil {if _ag ,_cc :=_cd .GetDict (_gaf .AP );_cc &&_ag !=nil {_fgb :=_cd .TraceToDirectObject (_ag .Get ("\u004e"));switch _bb :=_fgb .(type ){case *_cd .PdfObjectStream :_dca ,_ffg :=_cd .DecodeStream (_bb );if _ffg !=nil {_f .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u0020\u0075\u006e\u0061\u0062\u006c\u0065\u0020\u0064\u0065\u0063\u006f\u0064\u0065\u0020\u0063\u006f\u006e\u0074e\u006e\u0074\u0020\u0073\u0074r\u0065\u0061m\u003a\u0020\u0025\u0076",_ffg .Error ());
break ;};_fbf ,_ffg :=_g .NewContentStreamParser (string (_dca )).Parse ();if _ffg !=nil {_f .Log .Debug ("\u0045\u0052R\u004f\u0052\u0020\u0075n\u0061\u0062l\u0065\u0020\u0070\u0061\u0072\u0073\u0065\u0020c\u006f\u006e\u0074\u0065\u006e\u0074\u0020\u0073\u0074\u0072\u0065\u0061m\u003a\u0020\u0025\u0076",_ffg .Error ());
break ;};_eaee :=_g .NewContentStreamProcessor (*_fbf );_eaee .AddHandler (_g .HandlerConditionEnumAllOperands ,"",func (_cgec *_g .ContentStreamOperation ,_dff _g .GraphicsState ,_cfg *_ec .PdfPageResources )error {if _cgec .Operand =="\u0054\u006a"||_cgec .Operand =="\u0054\u004a"{if len (_cgec .Params )==1{if _afe ,_fab :=_cd .GetString (_cgec .Params [0]);
_fab {_dce =_ff .TrimSpace (_afe .Str ())=="";};return _g .ErrEarlyExit ;};return nil ;};return nil ;});_eaee .Process (_fgf );if !_dce {if _dd ,_bd :=_cd .GetDict (_bb .Get ("\u0052e\u0073\u006f\u0075\u0072\u0063\u0065s"));_bd {_fgf ,_ffg =_ec .NewPdfPageResourcesFromDict (_dd );
if _ffg !=nil {return nil ,_ffg ;};};if _bdd ,_ace :=_cd .GetArray (_bb .Get ("\u004d\u0061\u0074\u0072\u0069\u0078"));_ace {_afd .Matrix =_bdd ;};_afd .SetContentStream (_dca ,_ebf ());};};};};if _dce {_bbd ,_acf :=_cd .GetDict (_gaf .MK );if _acf {_bda ,_ :=_cd .GetDict (_gaf .BS );
_efff :=_gf .applyAppearanceCharacteristics (_bbd ,_bda ,nil );if _efff !=nil {return nil ,_efff ;};};_cgf ,_gab :=_g .NewContentStreamParser (_bdadc (_cb .PdfField )).Parse ();if _gab !=nil {return nil ,_gab ;};_bbc :=_g .NewContentCreator ();if _gf .BorderSize > 0{_ffe (_bbc ,_gf ,_bad ,_dcf );
};if _gf .DrawAlignmentReticle {_afg :=_gf ;_afg .BorderSize =0.2;_degc (_bbc ,_afg ,_bad ,_dcf );};_bbc .Add_BMC ("\u0054\u0078");_bbc .Add_q ();_bad ,_dcf =_gf .applyRotation (_bbd ,_bad ,_dcf ,_bbc );_bbc .Add_BT ();_dbg ,_ccf ,_gab :=_gf .processDA (_cb .PdfField ,_cgf ,_eef ,_fgf ,_bbc );
if _gab !=nil {return nil ,_gab ;};_bcbd :=_dbg .Font ;_dae :=_dbg .Size ;_abb :=_cd .MakeName (_dbg .Name );if _cb .Flags ().Has (_ec .FieldFlagMultiline )&&_cb .MaxLen !=nil {_f .Log .Debug ("\u004c\u006f\u006f\u006b\u0020\u0066\u006f\u0072\u0020\u0041\u0050\u0020\u0064\u0069\u0063\u0074\u0069\u006fn\u0061\u0072\u0079\u0020\u0066\u006f\u0072 \u004e\u0020\u006f\u0062\u006a\u0065\u0063\u0074\u0020\u0063\u006fn\u0074\u0065\u006e\u0074\u0020\u0073\u0074\u0072\u0065\u0061\u006d");
if _bdf ,_fcb ,_aeb :=_cgae (_gaf .PdfAnnotation .AP ,_eef );_aeb {_abb =_bdf ;_dae =_fcb ;_ccf =true ;};};_gfd :=_dae ==0;if _gfd &&_ccf {_dae =_dcf *_gf .AutoFontSizeFraction ;};_edc :=_bcbd .Encoder ();if _edc ==nil {_f .Log .Debug ("\u0057\u0041RN\u003a\u0020\u0066\u006f\u006e\u0074\u0020\u0065\u006e\u0063\u006f\u0064\u0065\u0072\u0020\u0069\u0073\u0020\u006e\u0069l\u002e\u0020\u0041\u0073s\u0075\u006d\u0069\u006eg \u0069\u0064e\u006et\u0069\u0074\u0079\u0020\u0065\u006ec\u006f\u0064\u0065r\u002e\u0020O\u0075\u0074\u0070\u0075\u0074\u0020\u006d\u0061\u0079\u0020\u0062\u0065\u0020\u0069n\u0063\u006f\u0072\u0072\u0065\u0063\u0074\u002e");
_edc =_fb .NewIdentityTextEncoder ("\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079\u002d\u0048");};_bdb ,_gab :=_bcbd .GetFontDescriptor ();if _gab !=nil {_f .Log .Debug ("\u0045\u0072ro\u0072\u003a\u0020U\u006e\u0061\u0062\u006ce t\u006f g\u0065\u0074\u0020\u0066\u006f\u006e\u0074 d\u0065\u0073\u0063\u0072\u0069\u0070\u0074o\u0072");
};var _gde string ;if _cde ,_cee :=_cd .GetString (_cb .V );_cee {_gde =_cde .Decoded ();};if len (_gde )==0{return nil ,nil ;};_afgb :=[]string {_gde };_geb :=false ;if _cb .Flags ().Has (_ec .FieldFlagMultiline ){_geb =true ;_gde =_ff .Replace (_gde ,"\u000d\u000a","\u000a",-1);
_gde =_ff .Replace (_gde ,"\u000d","\u000a",-1);_afgb =_ff .Split (_gde ,"\u000a");};_aea :=make ([]string ,len (_afgb ));copy (_aea ,_afgb );_cbd :=_gf .MultilineLineHeight ;_de :=0.0;_cca :=0;if _edc !=nil {for _dae >=0{_egfe :=make ([]string ,len (_afgb ));
copy (_egfe ,_afgb );_adab :=make ([]string ,len (_aea ));copy (_adab ,_aea );_de =0.0;_cca =0;_dee :=len (_egfe );_dgg :=0;for _dgg < _dee {var _edcd float64 ;_dag :=-1;_cfe :=_ged ;if _gf .MarginLeft !=nil {_cfe =*_gf .MarginLeft ;};for _ggc ,_bcf :=range _egfe [_dgg ]{if _bcf ==' '{_dag =_ggc ;
};_fec ,_fda :=_bcbd .GetRuneMetrics (_bcf );if !_fda {_f .Log .Debug ("\u0046\u006f\u006e\u0074\u0020\u0064o\u0065\u0073\u0020\u006e\u006f\u0074\u0020\u0068\u0061\u0076\u0065\u0020\u0072\u0075\u006e\u0065\u0020\u006d\u0065\u0074r\u0069\u0063\u0073\u0020\u0066\u006f\u0072\u0020\u0025\u0076\u0020\u002d\u0020\u0073k\u0069p\u0070\u0069\u006e\u0067",_bcf );
continue ;};_edcd =_cfe ;_cfe +=_fec .Wx ;if _geb &&!_gfd &&_dae *_cfe /1000.0> _bad {_fcd :=_ggc ;_cded :=_ggc ;if _dag > 0{_fcd =_dag +1;_cded =_dag ;};_baf :=_egfe [_dgg ][_fcd :];_acb :=_adab [_dgg ][_fcd :];if _dgg < len (_egfe )-1{_egfe =append (_egfe [:_dgg +1],_egfe [_dgg :]...);
_egfe [_dgg +1]=_baf ;_adab =append (_adab [:_dgg +1],_adab [_dgg :]...);_adab [_dgg +1]=_acb ;}else {_egfe =append (_egfe ,_baf );_adab =append (_adab ,_acb );};_egfe [_dgg ]=_egfe [_dgg ][0:_cded ];_adab [_dgg ]=_adab [_dgg ][0:_cded ];_dee ++;_cfe =_edcd ;
break ;};};if _cfe > _de {_de =_cfe ;};_egfe [_dgg ]=string (_edc .Encode (_egfe [_dgg ]));if len (_egfe [_dgg ])> 0{_cca ++;};_dgg ++;};_cfb :=_dae ;if _cca > 1{_cfb *=_cbd ;};_dfb :=float64 (_cca )*_cfb ;if _gfd ||_dfb <=_dcf {_afgb =_egfe ;_aea =_adab ;
break ;};_dae --;};};_deef :=_ged ;if _gf .MarginLeft !=nil {_deef =*_gf .MarginLeft ;};if _dae ==0||_gfd &&_de > 0&&_deef +_de *_dae /1000.0> _bad {_dae =0.95*1000.0*(_bad -_deef )/_de ;};_ddg :=_cgc ;{if _bga ,_eda :=_cd .GetIntVal (_cb .Q );_eda {switch _bga {case 0:_ddg =_cgc ;
case 1:_ddg =_efc ;case 2:_ddg =_fcac ;default:_f .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u003a\u0020\u0055\u006e\u0073\u0075\u0070\u0070\u006f\u0072t\u0065\u0064\u0020\u0071\u0075\u0061\u0064\u0064\u0069\u006e\u0067\u003a\u0020%\u0064\u0020\u002d\u0020\u0075\u0073\u0069\u006e\u0067\u0020\u006c\u0065ft\u0020\u0061\u006c\u0069\u0067\u006e\u006d\u0065\u006e\u0074",_bga );
};};};_bbcf :=_dae ;if _geb &&_cca > 1{_bbcf =_cbd *_dae ;};var _acc float64 ;if _bdb !=nil {_acc ,_gab =_bdb .GetCapHeight ();if _gab !=nil {_f .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u003a\u0020\u0055\u006e\u0061\u0062\u006c\u0065 \u0074\u006f\u0020\u0067\u0065\u0074 \u0066\u006f\u006e\u0074\u0020\u0043\u0061\u0070\u0048\u0065\u0069\u0067\u0068t\u003a\u0020\u0025\u0076",_gab );
};};if int (_acc )<=0{_f .Log .Debug ("W\u0041\u0052\u004e\u003a\u0020\u0043\u0061\u0070\u0048e\u0069\u0067\u0068\u0074\u0020\u006e\u006ft \u0061\u0076\u0061\u0069l\u0061\u0062\u006c\u0065\u0020\u002d\u0020\u0073\u0065tt\u0069\u006eg\u0020\u0074\u006f\u0020\u0031\u0030\u0030\u0030");
_acc =1000;};_efe :=_acc /1000.0*_dae ;_egd :=0.0;{_bbcb :=float64 (_cca )*_bbcf ;if _gfd &&_egd +_bbcb > _dcf {_dae =0.95*(_dcf -_egd )/float64 (_cca );_bbcf =_dae ;if _geb &&_cca > 1{_bbcf =_cbd *_dae ;};_efe =_acc /1000.0*_dae ;_bbcb =float64 (_cca )*_bbcf ;
};if _dcf > _bbcb {if _geb {if _gf .MultilineVAlignMiddle {_gcb :=(_dcf -(_bbcb +_efe ))/2.0;_bbdb :=_gcb +_bbcb +_efe -_bbcf ;_egd =_bbdb ;if _cca > 1{_egd =_egd +(_bbcb /_dae *float64 (_cca ))-_bbcf -_efe ;};if _egd < _bbcb {_egd =(_dcf -_efe )/2.0;};
}else {_egd =_dcf -_bbcf ;if _egd > _dae {_eag :=0.0;if _geb &&_gf .MultilineLineHeight > 1&&_cca > 1{_eag =_gf .MultilineLineHeight -1;};_egd -=_dae *(0.5-_eag );};};}else {_egd =(_dcf -_efe )/2.0;};};};if _gf .TextColor !=nil {_ebba :=_gf .TextColor ;
_gdc ,_ecf :=_ebba .(*_ec .PdfColorDeviceRGB );if !_ecf {_gdc =_ec .NewPdfColorDeviceRGB (0,0,0);};_bbc .Add_rg (_gdc .R (),_gdc .G (),_gdc .B ());}else {for _ ,_gb :=range *_cgf {if _gb .Operand =="\u0072\u0067"||_gb .Operand =="\u0067"{_bbc .AddOperand (*_gb );
};};};_bbc .Add_Tf (*_abb ,_dae );_bbc .Add_Td (_deef ,_egd );_agc :=_deef ;_bacb :=_deef ;for _dgb ,_dcb :=range _afgb {_bec :=0.0;for _ ,_gga :=range _aea [_dgb ]{_gbg ,_bbcc :=_bcbd .GetRuneMetrics (_gga );if !_bbcc {continue ;};_bec +=_gbg .Wx ;};_bdg :=_bec /1000.0*_dae ;
_gdd :=_bad -_bdg ;var _abc float64 ;switch _ddg {case _cgc :_abc =_agc ;case _efc :_abc =_gdd /2;case _fcac :_abc =_gdd ;};_deef =_abc -_bacb ;if _deef > 0.0{_bbc .Add_Td (_deef ,0);};_bacb =_abc ;_bbc .Add_Tj (*_cd .MakeString (_dcb ));if _dgb < len (_afgb )-1{_bbc .Add_Td (0,-_dae *_cbd );
};};_bbc .Add_ET ();_bbc .Add_Q ();_bbc .Add_EMC ();_afd .SetContentStream (_bbc .Bytes (),_ebf ());};_afd .Resources =_fgf ;_ebg :=_cd .MakeDict ();_ebg .Set ("\u004e",_afd .ToPdfObject ());return _ebg ,nil ;};func _cgae (_ceaf _cd .PdfObject ,_bbbf *_ec .PdfPageResources )(*_cd .PdfObjectName ,float64 ,bool ){var (_efg *_cd .PdfObjectName ;
_gdec float64 ;_bbf bool ;);if _dea ,_dggf :=_cd .GetDict (_ceaf );_dggf &&_dea !=nil {_ebfa :=_cd .TraceToDirectObject (_dea .Get ("\u004e"));switch _fff :=_ebfa .(type ){case *_cd .PdfObjectStream :_bdaga ,_ega :=_cd .DecodeStream (_fff );if _ega !=nil {_f .Log .Debug ("\u0045\u0052\u0052\u004f\u0052\u0020\u0075\u006e\u0061\u0062\u006c\u0065\u0020\u0064\u0065\u0063\u006f\u0064\u0065\u0020\u0063\u006f\u006e\u0074e\u006e\u0074\u0020\u0073\u0074r\u0065\u0061m\u003a\u0020\u0025\u0076",_ega .Error ());
return nil ,0,false ;};_egga ,_ega :=_g .NewContentStreamParser (string (_bdaga )).Parse ();if _ega !=nil {_f .Log .Debug ("\u0045\u0052R\u004f\u0052\u0020\u0075n\u0061\u0062l\u0065\u0020\u0070\u0061\u0072\u0073\u0065\u0020c\u006f\u006e\u0074\u0065\u006e\u0074\u0020\u0073\u0074\u0072\u0065\u0061m\u003a\u0020\u0025\u0076",_ega .Error ());
return nil ,0,false ;};_fge :=_g .NewContentStreamProcessor (*_egga );_fge .AddHandler (_g .HandlerConditionEnumOperand ,"\u0054\u0066",func (_adae *_g .ContentStreamOperation ,_gfac _g .GraphicsState ,_bbabb *_ec .PdfPageResources )error {if len (_adae .Params )==2{if _fbad ,_cafc :=_cd .GetName (_adae .Params [0]);
_cafc {_efg =_fbad ;};if _eaag ,_cae :=_cd .GetNumberAsFloat (_adae .Params [1]);_cae ==nil {_gdec =_eaag ;};_bbf =true ;return _g .ErrEarlyExit ;};return nil ;});_fge .Process (_bbbf );return _efg ,_gdec ,_bbf ;};};return nil ,0,false ;};

// GenerateAppearanceDict generates an appearance dictionary for widget annotation `wa` for the `field` in `form`.
// Implements interface model.FieldAppearanceGenerator.
func (_geada ImageFieldAppearance )GenerateAppearanceDict (form *_ec .PdfAcroForm ,field *_ec .PdfField ,wa *_ec .PdfAnnotationWidget )(*_cd .PdfObjectDictionary ,error ){_ ,_gfgc :=field .GetContext ().(*_ec .PdfFieldButton );if !_gfgc {_f .Log .Trace ("C\u006f\u0075\u006c\u0064\u0020\u006fn\u006c\u0079\u0020\u0068\u0061\u006ed\u006c\u0065\u0020\u0062\u0075\u0074\u0074o\u006e\u0020\u002d\u0020\u0069\u0067\u006e\u006f\u0072\u0069n\u0067");
return nil ,nil ;};_eaae ,_dfgf :=_cd .GetDict (wa .AP );if _dfgf &&_geada .OnlyIfMissing {_f .Log .Trace ("\u0041\u006c\u0072\u0065a\u0064\u0079\u0020\u0070\u006f\u0070\u0075\u006c\u0061\u0074e\u0064 \u002d\u0020\u0069\u0067\u006e\u006f\u0072i\u006e\u0067");
return _eaae ,nil ;};if form .DR ==nil {form .DR =_ec .NewPdfPageResources ();};switch _eed :=field .GetContext ().(type ){case *_ec .PdfFieldButton :if _eed .IsPush (){_afbc ,_beg :=_daac (_eed ,wa ,_geada .Style ());if _beg !=nil {return nil ,_beg ;};
return _afbc ,nil ;};};return nil ,nil ;};

// SignatureImagePosition specifies the image signature location relative to the text signature.
// If text signature is not defined, this position will be ignored.
type SignatureImagePosition int ;func _acbc (_fgee *InkAnnotationDef )([]byte ,*_ec .PdfRectangle ,error ){_dafge :=[][]_ea .CubicBezierCurve {};for _ ,_fcca :=range _fgee .Paths {if _fcca .Length ()==0{continue ;};_cgcf :=_fcca .Points ;_bbe ,_ebbgd ,_dcdc :=_aabff (_cgcf );
if _dcdc !=nil {return nil ,nil ,_dcdc ;};if len (_bbe )!=len (_ebbgd ){return nil ,nil ,_cg .New ("\u0049\u006e\u0065\u0071\u0075\u0061\u006c\u0020\u006e\u0075\u006d\u0062\u0065\u0072\u0020\u006f\u0066\u0020\u0063\u0061l\u0063\u0075\u006c\u0061\u0074\u0065\u0064\u0020\u0066\u0069\u0072\u0073\u0074\u0020\u0061\u006e\u0064\u0020\u0073\u0065\u0063\u006f\u006e\u0064\u0020\u0063\u006f\u006e\u0074\u0072o\u006c\u0020\u0070\u006f\u0069n\u0074");
};_gac :=[]_ea .CubicBezierCurve {};for _bfge :=0;_bfge < len (_bbe );_bfge ++{_gac =append (_gac ,_ea .CubicBezierCurve {P0 :_cgcf [_bfge ],P1 :_bbe [_bfge ],P2 :_ebbgd [_bfge ],P3 :_cgcf [_bfge +1]});};if len (_gac )> 0{_dafge =append (_dafge ,_gac );
};};_baccf ,_dcfg ,_efda :=_baeb (_dafge ,_fgee .Color ,_fgee .LineWidth );if _efda !=nil {return nil ,nil ,_efda ;};return _baccf ,_dcfg ,nil ;};

// CreateInkAnnotation creates an ink annotation object that can be added to the annotation list of a PDF page.
func CreateInkAnnotation (inkDef InkAnnotationDef )(*_ec .PdfAnnotation ,error ){_gaef :=_ec .NewPdfAnnotationInk ();_afff :=_cd .MakeArray ();for _ ,_abac :=range inkDef .Paths {if _abac .Length ()==0{continue ;};_feae :=[]float64 {};for _ ,_afdc :=range _abac .Points {_feae =append (_feae ,_afdc .X ,_afdc .Y );
};_afff .Append (_cd .MakeArrayFromFloats (_feae ));};_gaef .InkList =_afff ;if inkDef .Color ==nil {inkDef .Color =_ec .NewPdfColorDeviceRGB (0.0,0.0,0.0);};_gaef .C =_cd .MakeArrayFromFloats ([]float64 {inkDef .Color .R (),inkDef .Color .G (),inkDef .Color .B ()});
_cefd ,_dagf ,_deea :=_aedf (&inkDef );if _deea !=nil {return nil ,_deea ;};_gaef .AP =_cefd ;_gaef .Rect =_cd .MakeArrayFromFloats ([]float64 {_dagf .Llx ,_dagf .Lly ,_dagf .Urx ,_dagf .Ury });return _gaef .PdfAnnotation ,nil ;};

// SetStyle applies appearance `style` to `fa`.
func (_ce *FieldAppearance )SetStyle (style AppearanceStyle ){_ce ._adf =&style };func _ffe (_ecff *_g .ContentCreator ,_bgdb AppearanceStyle ,_babg ,_cefb float64 ){_ecff .Add_q ().Add_re (0,0,_babg ,_cefb ).Add_w (_bgdb .BorderSize ).SetStrokingColor (_bgdb .BorderColor ).SetNonStrokingColor (_bgdb .FillColor ).Add_B ().Add_Q ();
};const (_cgc quadding =0;_efc quadding =1;_fcac quadding =2;_ged float64 =2.0;);func _fbed (_bcfg _ae .Image ,_efeb string ,_fgbba *SignatureFieldOpts ,_ddde []float64 ,_dfdd *_g .ContentCreator )(*_cd .PdfObjectName ,*_ec .XObjectImage ,error ){_fddf ,_degd :=_ec .DefaultImageHandler {}.NewImageFromGoImage (_bcfg );
if _degd !=nil {return nil ,nil ,_degd ;};_fgfb ,_degd :=_ec .NewXObjectImageFromImage (_fddf ,nil ,_fgbba .Encoder );if _degd !=nil {return nil ,nil ,_degd ;};_abba ,_efeg :=float64 (*_fgfb .Width ),float64 (*_fgfb .Height );_gaa :=_ddde [2]-_ddde [0];
_bcgb :=_ddde [3]-_ddde [1];if _fgbba .AutoSize {_cagf :=_a .Min (_gaa /_abba ,_bcgb /_efeg );_abba *=_cagf ;_efeg *=_cagf ;_ddde [0]=_ddde [0]+(_gaa /2)-(_abba /2);_ddde [1]=_ddde [1]+(_bcgb /2)-(_efeg /2);};var _dgbc *_cd .PdfObjectName ;if _egce ,_ggb :=_cd .GetName (_fgfb .Name );
_ggb {_dgbc =_egce ;}else {_dgbc =_cd .MakeName (_efeb );};if _dfdd !=nil {_dfdd .Add_q ().Translate (_ddde [0],_ddde [1]).Scale (_abba ,_efeg ).Add_Do (*_dgbc ).Add_Q ();}else {return nil ,nil ,_cg .New ("\u0043\u006f\u006e\u0074en\u0074\u0043\u0072\u0065\u0061\u0074\u006f\u0072\u0020\u0069\u0073\u0020\u006e\u0075l\u006c");
};return _dgbc ,_fgfb ,nil ;};