2020-08-27 21:45:09 +00:00
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//
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// Copyright 2020 FoxyUtils ehf. All rights reserved.
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//
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// This is a commercial product and requires a license to operate.
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// A trial license can be obtained at https://unidoc.io
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//
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// DO NOT EDIT: generated by unitwist Go source code obfuscator.
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//
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// Use of this source code is governed by the UniDoc End User License Agreement
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// terms that can be accessed at https://unidoc.io/eula/
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// Package annotator provides an interface for creating annotations with appearance
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// streams. It goes beyond the models package which includes definitions of basic annotation models, in that it
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// can create the appearance streams which specify the exact appearance as needed by many pdf viewers for consistent
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// appearance of the annotations.
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// It also contains methods for generating appearance streams for fields via widget annotations.
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2023-08-03 17:30:04 +00:00
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package annotator ;import (_f "bytes";_gg "errors";_c "github.com/unidoc/unipdf/v3/common";_fb "github.com/unidoc/unipdf/v3/contentstream";_cb "github.com/unidoc/unipdf/v3/contentstream/draw";_de "github.com/unidoc/unipdf/v3/core";_gf "github.com/unidoc/unipdf/v3/internal/textencoding";
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_gc "github.com/unidoc/unipdf/v3/model";_df "image";_d "math";_gb "strings";_a "unicode";);func _cea (_fcf *_gc .PdfAnnotationWidget ,_bbe *_gc .PdfFieldText ,_cead *_gc .PdfPageResources ,_ecd AppearanceStyle )(*_de .PdfObjectDictionary ,error ){_bge :=_gc .NewPdfPageResources ();
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_be ,_ab :=_de .GetArray (_fcf .Rect );if !_ab {return nil ,_gg .New ("\u0069\u006e\u0076a\u006c\u0069\u0064\u0020\u0052\u0065\u0063\u0074");};_aa ,_fbc :=_gc .NewPdfRectangle (*_be );if _fbc !=nil {return nil ,_fbc ;};_dde ,_bgca :=_aa .Width (),_aa .Height ();
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_geg ,_fdd :=_dde ,_bgca ;_cgf ,_cd :=_de .GetDict (_fcf .MK );if _cd {_bc ,_ :=_de .GetDict (_fcf .BS );_bfc :=_ecd .applyAppearanceCharacteristics (_cgf ,_bc ,nil );if _bfc !=nil {return nil ,_bfc ;};};_da ,_fbc :=_fb .NewContentStreamParser (_fce (_bbe .PdfField )).Parse ();
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if _fbc !=nil {return nil ,_fbc ;};_add :=_fb .NewContentCreator ();if _ecd .BorderSize > 0{_gfd (_add ,_ecd ,_dde ,_bgca );};if _ecd .DrawAlignmentReticle {_ebd :=_ecd ;_ebd .BorderSize =0.2;_dfc (_add ,_ebd ,_dde ,_bgca );};_add .Add_BMC ("\u0054\u0078");
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_add .Add_q ();_dde ,_bgca =_ecd .applyRotation (_cgf ,_dde ,_bgca ,_add );_add .Add_BT ();_efeg ,_ceb ,_fbc :=_ecd .processDA (_bbe .PdfField ,_da ,_cead ,_bge ,_add );if _fbc !=nil {return nil ,_fbc ;};_gge :=_efeg .Font ;_eff :=_efeg .Size ;_ffe :=_de .MakeName (_efeg .Name );
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_fcfc :=_eff ==0;if _fcfc &&_ceb {_eff =_bgca *_ecd .AutoFontSizeFraction ;};_ace :=_gge .Encoder ();if _ace ==nil {_c .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");
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_ace =_gf .NewIdentityTextEncoder ("\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079\u002d\u0048");};_gfa ,_fbc :=_gge .GetFontDescriptor ();if _fbc !=nil {_c .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");
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};var _gcg string ;if _fgc ,_ffc :=_de .GetString (_bbe .V );_ffc {_gcg =_fgc .Decoded ();};if len (_gcg )==0{return nil ,nil ;};_abg :=[]string {_gcg };_dag :=false ;if _bbe .Flags ().Has (_gc .FieldFlagMultiline ){_dag =true ;_gcg =_gb .Replace (_gcg ,"\u000d\u000a","\u000a",-1);
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_gcg =_gb .Replace (_gcg ,"\u000d","\u000a",-1);_abg =_gb .Split (_gcg ,"\u000a");};_bdb :=make ([]string ,len (_abg ));copy (_bdb ,_abg );_bda :=_ecd .MultilineLineHeight ;_eee :=0.0;_eccf :=0;if _ace !=nil {for _eff >=0{_egg :=make ([]string ,len (_abg ));
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copy (_egg ,_abg );_adf :=make ([]string ,len (_bdb ));copy (_adf ,_bdb );_eee =0.0;_eccf =0;_fga :=len (_egg );_gdc :=0;for _gdc < _fga {var _dg float64 ;_fgaf :=-1;_gfab :=_ad ;if _ecd .MarginLeft !=nil {_gfab =*_ecd .MarginLeft ;};for _geb ,_agd :=range _egg [_gdc ]{if _agd ==' '{_fgaf =_geb ;
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};_ddb ,_dge :=_gge .GetRuneMetrics (_agd );if !_dge {_c .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",_agd );
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continue ;};_dg =_gfab ;_gfab +=_ddb .Wx ;if _dag &&!_fcfc &&_eff *_gfab /1000.0> _dde {_caa :=_geb ;_ffcg :=_geb ;if _fgaf > 0{_caa =_fgaf +1;_ffcg =_fgaf ;};_aee :=_egg [_gdc ][_caa :];_bde :=_adf [_gdc ][_caa :];if _gdc < len (_egg )-1{_egg =append (_egg [:_gdc +1],_egg [_gdc :]...);
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_egg [_gdc +1]=_aee ;_adf =append (_adf [:_gdc +1],_adf [_gdc :]...);_adf [_gdc +1]=_bde ;}else {_egg =append (_egg ,_aee );_adf =append (_adf ,_bde );};_egg [_gdc ]=_egg [_gdc ][0:_ffcg ];_adf [_gdc ]=_adf [_gdc ][0:_ffcg ];_fga ++;_gfab =_dg ;break ;
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};};if _gfab > _eee {_eee =_gfab ;};_egg [_gdc ]=string (_ace .Encode (_egg [_gdc ]));if len (_egg [_gdc ])> 0{_eccf ++;};_gdc ++;};_agf :=_eff ;if _eccf > 1{_agf *=_bda ;};_beb :=float64 (_eccf )*_agf ;if _fcfc ||_beb <=_bgca {_abg =_egg ;_bdb =_adf ;
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break ;};_eff --;};};_ed :=_ad ;if _ecd .MarginLeft !=nil {_ed =*_ecd .MarginLeft ;};if _eff ==0||_fcfc &&_eee > 0&&_ed +_eee *_eff /1000.0> _dde {_eff =0.95*1000.0*(_dde -_ed )/_eee ;};_bfb :=_ag ;{if _cbd ,_abb :=_de .GetIntVal (_bbe .Q );_abb {switch _cbd {case 0:_bfb =_ag ;
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case 1:_bfb =_ffg ;case 2:_bfb =_bb ;default:_c .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",_cbd );
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};};};_agc :=_eff ;if _dag &&_eccf > 1{_agc =_bda *_eff ;};var _cdg float64 ;if _gfa !=nil {_cdg ,_fbc =_gfa .GetCapHeight ();if _fbc !=nil {_c .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",_fbc );
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};};if int (_cdg )<=0{_c .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");
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_cdg =1000;};_bfbg :=_cdg /1000.0*_eff ;_gce :=0.0;{_cae :=float64 (_eccf )*_agc ;if _fcfc &&_gce +_cae > _bgca {_eff =0.95*(_bgca -_gce )/float64 (_eccf );_agc =_eff ;if _dag &&_eccf > 1{_agc =_bda *_eff ;};_bfbg =_cdg /1000.0*_eff ;_cae =float64 (_eccf )*_agc ;
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};if _bgca > _cae {if _dag {if _ecd .MultilineVAlignMiddle {_aab :=(_bgca -(_cae +_bfbg ))/2.0;_fgd :=_aab +_cae +_bfbg -_agc ;_gce =_fgd ;if _eccf > 1{_gce =_gce +(_cae /_eff *float64 (_eccf ))-_agc -_bfbg ;};if _gce < _cae {_gce =(_bgca -_bfbg )/2.0;
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};}else {_gce =_bgca -_agc ;if _gce > _eff {_aga :=0.0;if _dag &&_ecd .MultilineLineHeight > 1&&_eccf > 1{_aga =_ecd .MultilineLineHeight -1;};_gce -=_eff *(0.5-_aga );};};}else {_gce =(_bgca -_bfbg )/2.0;};};};_add .Add_Tf (*_ffe ,_eff );_add .Add_Td (_ed ,_gce );
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_dc :=_ed ;_fe :=_ed ;for _ggb ,_baa :=range _abg {_aeca :=0.0;for _ ,_fag :=range _bdb [_ggb ]{_abe ,_fbde :=_gge .GetRuneMetrics (_fag );if !_fbde {continue ;};_aeca +=_abe .Wx ;};_cac :=_aeca /1000.0*_eff ;_ced :=_dde -_cac ;var _dagb float64 ;switch _bfb {case _ag :_dagb =_dc ;
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case _ffg :_dagb =_ced /2;case _bb :_dagb =_ced ;};_ed =_dagb -_fe ;if _ed > 0.0{_add .Add_Td (_ed ,0);};_fe =_dagb ;_add .Add_Tj (*_de .MakeString (_baa ));if _ggb < len (_abg )-1{_add .Add_Td (0,-_eff *_bda );};};_add .Add_ET ();_add .Add_Q ();_add .Add_EMC ();
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_cgg :=_gc .NewXObjectForm ();_cgg .Resources =_bge ;_cgg .BBox =_de .MakeArrayFromFloats ([]float64 {0,0,_geg ,_fdd });_cgg .SetContentStream (_add .Bytes (),_cgfa ());_cf :=_de .MakeDict ();_cf .Set ("\u004e",_cgg .ToPdfObject ());return _cf ,nil ;};
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func _agb (_bcf *_gc .PdfField ,_dcg ,_dbca float64 ,_egdd string ,_ceg AppearanceStyle ,_gcaf *_fb .ContentStreamOperations ,_bbda *_gc .PdfPageResources ,_aae *_de .PdfObjectDictionary )(*_gc .XObjectForm ,error ){_aecb :=_gc .NewPdfPageResources ();
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_aaf ,_bfcd :=_dcg ,_dbca ;_bgg :=_fb .NewContentCreator ();if _ceg .BorderSize > 0{_gfd (_bgg ,_ceg ,_dcg ,_dbca );};if _ceg .DrawAlignmentReticle {_eeg :=_ceg ;_eeg .BorderSize =0.2;_dfc (_bgg ,_eeg ,_dcg ,_dbca );};_bgg .Add_BMC ("\u0054\u0078");_bgg .Add_q ();
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_bgg .Add_BT ();_dcg ,_dbca =_ceg .applyRotation (_aae ,_dcg ,_dbca ,_bgg );_gdcg ,_cdfa ,_ceef :=_ceg .processDA (_bcf ,_gcaf ,_bbda ,_aecb ,_bgg );if _ceef !=nil {return nil ,_ceef ;};_febc :=_gdcg .Font ;_fffa :=_gdcg .Size ;_eaf :=_de .MakeName (_gdcg .Name );
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_addg :=_fffa ==0;if _addg &&_cdfa {_fffa =_dbca *_ceg .AutoFontSizeFraction ;};_edg :=_febc .Encoder ();if _edg ==nil {_c .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");
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_edg =_gf .NewIdentityTextEncoder ("\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079\u002d\u0048");};if len (_egdd )==0{return nil ,nil ;};_dgc :=_ad ;if _ceg .MarginLeft !=nil {_dgc =*_ceg .MarginLeft ;};_fgff :=0.0;if _edg !=nil {for _ ,_eggg :=range _egdd {_acc ,_eabb :=_febc .GetRuneMetrics (_eggg );
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if !_eabb {_c .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",_eggg );
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continue ;};_fgff +=_acc .Wx ;};_egdd =string (_edg .Encode (_egdd ));};if _fffa ==0||_addg &&_fgff > 0&&_dgc +_fgff *_fffa /1000.0> _dcg {_fffa =0.95*1000.0*(_dcg -_dgc )/_fgff ;};_gfea :=1.0*_fffa ;_ggbd :=2.0;{_dbf :=_gfea ;if _addg &&_ggbd +_dbf > _dbca {_fffa =0.95*(_dbca -_ggbd );
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_gfea =1.0*_fffa ;_dbf =_gfea ;};if _dbca > _dbf {_ggbd =(_dbca -_dbf )/2.0;_ggbd +=1.50;};};_bgg .Add_Tf (*_eaf ,_fffa );_bgg .Add_Td (_dgc ,_ggbd );_bgg .Add_Tj (*_de .MakeString (_egdd ));_bgg .Add_ET ();_bgg .Add_Q ();_bgg .Add_EMC ();_deg :=_gc .NewXObjectForm ();
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_deg .Resources =_aecb ;_deg .BBox =_de .MakeArrayFromFloats ([]float64 {0,0,_aaf ,_bfcd });_deg .SetContentStream (_bgg .Bytes (),_cgfa ());return _deg ,nil ;};func _cecd (_bef *_gc .PdfAcroForm ,_bgac *_gc .PdfAnnotationWidget ,_fbgb *_gc .PdfFieldChoice ,_dea AppearanceStyle )(*_de .PdfObjectDictionary ,error ){_bce ,_afe :=_de .GetArray (_bgac .Rect );
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if !_afe {return nil ,_gg .New ("\u0069\u006e\u0076a\u006c\u0069\u0064\u0020\u0052\u0065\u0063\u0074");};_ddd ,_egga :=_gc .NewPdfRectangle (*_bce );if _egga !=nil {return nil ,_egga ;};_aac ,_eab :=_ddd .Width (),_ddd .Height ();_c .Log .Debug ("\u0043\u0068\u006f\u0069\u0063\u0065\u002c\u0020\u0077\u0061\u0020\u0042S\u003a\u0020\u0025\u0076",_bgac .BS );
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_ggce ,_egga :=_fb .NewContentStreamParser (_fce (_fbgb .PdfField )).Parse ();if _egga !=nil {return nil ,_egga ;};_cagc ,_cfb :=_de .GetDict (_bgac .MK );if _cfb {_ggcg ,_ :=_de .GetDict (_bgac .BS );_bdad :=_dea .applyAppearanceCharacteristics (_cagc ,_ggcg ,nil );
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if _bdad !=nil {return nil ,_bdad ;};};_fec :=_de .MakeDict ();for _ ,_ddg :=range _fbgb .Opt .Elements (){if _egd ,_fbeb :=_de .GetArray (_ddg );_fbeb &&_egd .Len ()==2{_ddg =_egd .Get (1);};var _ffga string ;if _cab ,_faef :=_de .GetString (_ddg );_faef {_ffga =_cab .Decoded ();
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}else if _gcd ,_gfe :=_de .GetName (_ddg );_gfe {_ffga =_gcd .String ();}else {_c .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",_ddg );
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return nil ,_gg .New ("\u006e\u006f\u0074\u0020\u0061\u0020\u006e\u0061\u006d\u0065\u002f\u0073t\u0072\u0069\u006e\u0067");};if len (_ffga )> 0{_gaf ,_fbda :=_agb (_fbgb .PdfField ,_aac ,_eab ,_ffga ,_dea ,_ggce ,_bef .DR ,_cagc );if _fbda !=nil {return nil ,_fbda ;
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};_fec .Set (*_de .MakeName (_ffga ),_gaf .ToPdfObject ());};};_gda :=_de .MakeDict ();_gda .Set ("\u004e",_fec );return _gda ,nil ;};func _cgfa ()_de .StreamEncoder {return _de .NewFlateEncoder ()};
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2023-02-07 17:17:49 +00:00
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2023-08-03 17:30:04 +00:00
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// SignatureFieldOpts represents a set of options used to configure
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// an appearance widget dictionary.
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type SignatureFieldOpts struct{
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2021-05-11 00:01:27 +00:00
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2023-08-03 17:30:04 +00:00
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// Rect represents the area the signature annotation is displayed on.
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Rect []float64 ;
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2021-04-17 13:46:54 +00:00
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2023-08-03 17:30:04 +00:00
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// AutoSize specifies if the content of the appearance should be
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// scaled to fit in the annotation rectangle.
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AutoSize bool ;
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2021-03-13 21:28:23 +00:00
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2023-08-03 17:30:04 +00:00
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// Font specifies the font of the text content.
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Font *_gc .PdfFont ;
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2021-09-23 22:37:42 +00:00
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2023-08-03 17:30:04 +00:00
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// FontSize specifies the size of the text content.
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FontSize float64 ;
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2022-09-10 15:35:04 +00:00
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2023-08-03 17:30:04 +00:00
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// LineHeight specifies the height of a line of text in the appearance annotation.
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LineHeight float64 ;
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2022-09-10 15:35:04 +00:00
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2023-08-03 17:30:04 +00:00
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// TextColor represents the color of the text content displayed.
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TextColor _gc .PdfColor ;
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2023-08-03 17:30:04 +00:00
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// FillColor represents the background color of the appearance annotation area.
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FillColor _gc .PdfColor ;
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2023-08-03 17:30:04 +00:00
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// BorderSize represents border size of the appearance annotation area.
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BorderSize float64 ;
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2022-09-10 15:35:04 +00:00
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2023-08-03 17:30:04 +00:00
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// BorderColor represents the border color of the appearance annotation area.
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BorderColor _gc .PdfColor ;
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2022-09-10 15:35:04 +00:00
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2023-08-03 17:30:04 +00:00
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// WatermarkImage specifies the image used as a watermark that will be rendered
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// behind the signature.
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WatermarkImage _df .Image ;
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2023-01-08 22:34:27 +00:00
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2023-08-03 17:30:04 +00:00
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// Image represents the image used for the signature appearance.
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Image _df .Image ;
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2023-04-06 19:57:40 +00:00
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2023-08-03 17:30:04 +00:00
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// Encoder specifies the image encoder used for image signature. Defaults to flate encoder.
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Encoder _de .StreamEncoder ;
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2023-04-06 19:57:40 +00:00
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2023-08-03 17:30:04 +00:00
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// ImagePosition specifies the image location relative to the text signature.
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ImagePosition SignatureImagePosition ;};
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2023-04-06 19:57:40 +00:00
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2023-08-03 17:30:04 +00:00
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// NewTextField generates a new text field with partial name `name` at location
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// specified by `rect` on given `page` and with field specific options `opt`.
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func NewTextField (page *_gc .PdfPage ,name string ,rect []float64 ,opt TextFieldOptions )(*_gc .PdfFieldText ,error ){if page ==nil {return nil ,_gg .New ("\u0070a\u0067e\u0020\u006e\u006f\u0074\u0020s\u0070\u0065c\u0069\u0066\u0069\u0065\u0064");};if len (name )<=0{return nil ,_gg .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");
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};if len (rect )!=4{return nil ,_gg .New ("\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0072\u0061\u006e\u0067\u0065");};_cbcf :=_gc .NewPdfField ();_ffdb :=&_gc .PdfFieldText {};_cbcf .SetContext (_ffdb );_ffdb .PdfField =_cbcf ;_ffdb .T =_de .MakeString (name );
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if opt .MaxLen > 0{_ffdb .MaxLen =_de .MakeInteger (int64 (opt .MaxLen ));};if len (opt .Value )> 0{_ffdb .V =_de .MakeString (opt .Value );};_agg :=_gc .NewPdfAnnotationWidget ();_agg .Rect =_de .MakeArrayFromFloats (rect );_agg .P =page .ToPdfObject ();
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_agg .F =_de .MakeInteger (4);_agg .Parent =_ffdb .ToPdfObject ();_ffdb .Annotations =append (_ffdb .Annotations ,_agg );return _ffdb ,nil ;};func _afea (_efa LineAnnotationDef )(*_de .PdfObjectDictionary ,*_gc .PdfRectangle ,error ){_dbb :=_gc .NewXObjectForm ();
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_dbb .Resources =_gc .NewPdfPageResources ();_gacea :="";if _efa .Opacity < 1.0{_caaag :=_de .MakeDict ();_caaag .Set ("\u0063\u0061",_de .MakeFloat (_efa .Opacity ));_efba :=_dbb .Resources .AddExtGState ("\u0067\u0073\u0031",_caaag );if _efba !=nil {_c .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");
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return nil ,nil ,_efba ;};_gacea ="\u0067\u0073\u0031";};_dfcc ,_ebdd ,_ccgf ,_cgad :=_afeb (_efa ,_gacea );if _cgad !=nil {return nil ,nil ,_cgad ;};_cgad =_dbb .SetContentStream (_dfcc ,nil );if _cgad !=nil {return nil ,nil ,_cgad ;};_dbb .BBox =_ebdd .ToPdfObject ();
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_ecef :=_de .MakeDict ();_ecef .Set ("\u004e",_dbb .ToPdfObject ());return _ecef ,_ccgf ,nil ;};func _fgbg (_aaffg _df .Image ,_caed string ,_ded *SignatureFieldOpts ,_ebbb []float64 ,_gacb *_fb .ContentCreator )(*_de .PdfObjectName ,*_gc .XObjectImage ,error ){_fcede ,_agfc :=_gc .DefaultImageHandler {}.NewImageFromGoImage (_aaffg );
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if _agfc !=nil {return nil ,nil ,_agfc ;};_ffea ,_agfc :=_gc .NewXObjectImageFromImage (_fcede ,nil ,_ded .Encoder );if _agfc !=nil {return nil ,nil ,_agfc ;};_gcgdd ,_dgcd :=float64 (*_ffea .Width ),float64 (*_ffea .Height );_dggd :=_ebbb [2]-_ebbb [0];
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_dgea :=_ebbb [3]-_ebbb [1];if _ded .AutoSize {_faff :=_d .Min (_dggd /_gcgdd ,_dgea /_dgcd );_gcgdd *=_faff ;_dgcd *=_faff ;_ebbb [0]=_ebbb [0]+(_dggd /2)-(_gcgdd /2);_ebbb [1]=_ebbb [1]+(_dgea /2)-(_dgcd /2);};var _fccc *_de .PdfObjectName ;if _aaca ,_edab :=_de .GetName (_ffea .Name );
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_edab {_fccc =_aaca ;}else {_fccc =_de .MakeName (_caed );};if _gacb !=nil {_gacb .Add_q ().Translate (_ebbb [0],_ebbb [1]).Scale (_gcgdd ,_dgcd ).Add_Do (*_fccc ).Add_Q ();}else {return nil ,nil ,_gg .New ("\u0043\u006f\u006e\u0074en\u0074\u0043\u0072\u0065\u0061\u0074\u006f\u0072\u0020\u0069\u0073\u0020\u006e\u0075l\u006c");
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};return _fccc ,_ffea ,nil ;};
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2023-02-07 17:17:49 +00:00
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2023-08-03 17:30:04 +00:00
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// NewSignatureFieldOpts returns a new initialized instance of options
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// used to generate a signature appearance.
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func NewSignatureFieldOpts ()*SignatureFieldOpts {return &SignatureFieldOpts {Font :_gc .DefaultFont (),FontSize :10,LineHeight :1,AutoSize :true ,TextColor :_gc .NewPdfColorDeviceGray (0),BorderColor :_gc .NewPdfColorDeviceGray (0),FillColor :_gc .NewPdfColorDeviceGray (1),Encoder :_de .NewFlateEncoder (),ImagePosition :SignatureImageLeft };
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};func (_bga *AppearanceFont )fillName (){if _bga .Font ==nil ||_bga .Name !=""{return ;};_fa :=_bga .Font .FontDescriptor ();if _fa ==nil ||_fa .FontName ==nil {return ;};_bga .Name =_fa .FontName .String ();};func _fce (_dgg *_gc .PdfField )string {if _dgg ==nil {return "";
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};_cfa ,_edd :=_dgg .GetContext ().(*_gc .PdfFieldText );if !_edd {return _fce (_dgg .Parent );};if _cfa .DA !=nil {return _cfa .DA .Str ();};return _fce (_cfa .Parent );};func (_gcb *AppearanceStyle )applyRotation (_fbdf *_de .PdfObjectDictionary ,_fggf ,_fca float64 ,_fgab *_fb .ContentCreator )(float64 ,float64 ){if !_gcb .AllowMK {return _fggf ,_fca ;
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};if _fbdf ==nil {return _fggf ,_fca ;};_dee ,_ :=_de .GetNumberAsFloat (_fbdf .Get ("\u0052"));if _dee ==0{return _fggf ,_fca ;};_gacf :=-_dee ;_ageb :=_cb .Path {Points :[]_cb .Point {_cb .NewPoint (0,0).Rotate (_gacf ),_cb .NewPoint (_fggf ,0).Rotate (_gacf ),_cb .NewPoint (0,_fca ).Rotate (_gacf ),_cb .NewPoint (_fggf ,_fca ).Rotate (_gacf )}}.GetBoundingBox ();
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_fgab .RotateDeg (_dee );_fgab .Translate (_ageb .X ,_ageb .Y );return _ageb .Width ,_ageb .Height ;};
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// CreateCircleAnnotation creates a circle/ellipse annotation object with appearance stream that can be added to
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// page PDF annotations.
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func CreateCircleAnnotation (circDef CircleAnnotationDef )(*_gc .PdfAnnotation ,error ){_cc :=_gc .NewPdfAnnotationCircle ();if circDef .BorderEnabled {_fbf ,_e ,_ff :=circDef .BorderColor .R (),circDef .BorderColor .G (),circDef .BorderColor .B ();_cc .C =_de .MakeArrayFromFloats ([]float64 {_fbf ,_e ,_ff });
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_gbc :=_gc .NewBorderStyle ();_gbc .SetBorderWidth (circDef .BorderWidth );_cc .BS =_gbc .ToPdfObject ();};if circDef .FillEnabled {_ec ,_af ,_ca :=circDef .FillColor .R (),circDef .FillColor .G (),circDef .FillColor .B ();_cc .IC =_de .MakeArrayFromFloats ([]float64 {_ec ,_af ,_ca });
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}else {_cc .IC =_de .MakeArrayFromIntegers ([]int {});};if circDef .Opacity < 1.0{_cc .CA =_de .MakeFloat (circDef .Opacity );};_ggc ,_ef ,_ea :=_db (circDef );if _ea !=nil {return nil ,_ea ;};_cc .AP =_ggc ;_cc .Rect =_de .MakeArrayFromFloats ([]float64 {_ef .Llx ,_ef .Lly ,_ef .Urx ,_ef .Ury });
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return _cc .PdfAnnotation ,nil ;};
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// Style returns the appearance style of `fa`. If not specified, returns default style.
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func (_fdg FieldAppearance )Style ()AppearanceStyle {if _fdg ._gee !=nil {return *_fdg ._gee ;};_fg :=_ad ;return AppearanceStyle {AutoFontSizeFraction :0.65,CheckmarkRune :'✔',BorderSize :0.0,BorderColor :_gc .NewPdfColorDeviceGray (0),FillColor :_gc .NewPdfColorDeviceGray (1),MultilineLineHeight :1.2,MultilineVAlignMiddle :false ,DrawAlignmentReticle :false ,AllowMK :true ,MarginLeft :&_fg };
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};func _bbg (_bgdb *_gc .PdfAnnotationWidget ,_bcc *_gc .PdfFieldButton ,_cagb *_gc .PdfPageResources ,_eea AppearanceStyle )(*_de .PdfObjectDictionary ,error ){_fbfd ,_fgb :=_de .GetArray (_bgdb .Rect );if !_fgb {return nil ,_gg .New ("\u0069\u006e\u0076a\u006c\u0069\u0064\u0020\u0052\u0065\u0063\u0074");
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};_afd ,_aeg :=_gc .NewPdfRectangle (*_fbfd );if _aeg !=nil {return nil ,_aeg ;};_geaf ,_bdgb :=_afd .Width (),_afd .Height ();_ead ,_fea :=_geaf ,_bdgb ;_c .Log .Debug ("\u0043\u0068\u0065\u0063kb\u006f\u0078\u002c\u0020\u0077\u0061\u0020\u0042\u0053\u003a\u0020\u0025\u0076",_bgdb .BS );
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_ddbb ,_aeg :=_gc .NewStandard14Font ("\u005a\u0061\u0070f\u0044\u0069\u006e\u0067\u0062\u0061\u0074\u0073");if _aeg !=nil {return nil ,_aeg ;};_gad ,_fed :=_de .GetDict (_bgdb .MK );if _fed {_bbd ,_ :=_de .GetDict (_bgdb .BS );_efcc :=_eea .applyAppearanceCharacteristics (_gad ,_bbd ,_ddbb );
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if _efcc !=nil {return nil ,_efcc ;};};_ebf :=_gc .NewXObjectForm ();{_fbg :=_fb .NewContentCreator ();if _eea .BorderSize > 0{_gfd (_fbg ,_eea ,_geaf ,_bdgb );};if _eea .DrawAlignmentReticle {_eggf :=_eea ;_eggf .BorderSize =0.2;_dfc (_fbg ,_eggf ,_geaf ,_bdgb );
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};_geaf ,_bdgb =_eea .applyRotation (_gad ,_geaf ,_bdgb ,_fbg );_aba :=_eea .AutoFontSizeFraction *_bdgb ;_cec ,_ebde :=_ddbb .GetRuneMetrics (_eea .CheckmarkRune );if !_ebde {return nil ,_gg .New ("\u0067l\u0079p\u0068\u0020\u006e\u006f\u0074\u0020\u0066\u006f\u0075\u006e\u0064");
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};_gde :=_ddbb .Encoder ();_gbf :=_gde .Encode (string (_eea .CheckmarkRune ));_ede :=_cec .Wx *_aba /1000.0;_dgb :=705.0;_gdee :=_dgb /1000.0*_aba ;_geag :=_ad ;if _eea .MarginLeft !=nil {_geag =*_eea .MarginLeft ;};_gdf :=1.0;if _ede < _geaf {_geag =(_geaf -_ede )/2.0;
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};if _gdee < _bdgb {_gdf =(_bdgb -_gdee )/2.0;};_fbg .Add_q ().Add_g (0).Add_BT ().Add_Tf ("\u005a\u0061\u0044\u0062",_aba ).Add_Td (_geag ,_gdf ).Add_Tj (*_de .MakeStringFromBytes (_gbf )).Add_ET ().Add_Q ();_ebf .Resources =_gc .NewPdfPageResources ();
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_ebf .Resources .SetFontByName ("\u005a\u0061\u0044\u0062",_ddbb .ToPdfObject ());_ebf .BBox =_de .MakeArrayFromFloats ([]float64 {0,0,_ead ,_fea });_ebf .SetContentStream (_fbg .Bytes (),_cgfa ());};_faed :=_gc .NewXObjectForm ();{_cga :=_fb .NewContentCreator ();
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if _eea .BorderSize > 0{_gfd (_cga ,_eea ,_geaf ,_bdgb );};_faed .BBox =_de .MakeArrayFromFloats ([]float64 {0,0,_ead ,_fea });_faed .SetContentStream (_cga .Bytes (),_cgfa ());};_cedg :=_de .MakeDict ();_cedg .Set ("\u004f\u0066\u0066",_faed .ToPdfObject ());
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_cedg .Set ("\u0059\u0065\u0073",_ebf .ToPdfObject ());_ceeb :=_de .MakeDict ();_ceeb .Set ("\u004e",_cedg );return _ceeb ,nil ;};func _ecgg (_deef []_cb .Point )(_eafe []_cb .Point ,_ggge []_cb .Point ,_afcb error ){_dagf :=len (_deef )-1;if len (_deef )< 1{return nil ,nil ,_gg .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");
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};if _dagf ==1{_fcb :=_cb .Point {X :(2*_deef [0].X +_deef [1].X )/3,Y :(2*_deef [0].Y +_deef [1].Y )/3};_eafe =append (_eafe ,_fcb );_ggge =append (_ggge ,_cb .Point {X :2*_fcb .X -_deef [0].X ,Y :2*_fcb .Y -_deef [0].Y });return _eafe ,_ggge ,nil ;};
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_bee :=make ([]float64 ,_dagf );for _agfg :=1;_agfg < _dagf -1;_agfg ++{_bee [_agfg ]=4*_deef [_agfg ].X +2*_deef [_agfg +1].X ;};_bee [0]=_deef [0].X +2*_deef [1].X ;_bee [_dagf -1]=(8*_deef [_dagf -1].X +_deef [_dagf ].X )/2.0;_bfegf :=_cge (_bee );for _dgde :=1;
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_dgde < _dagf -1;_dgde ++{_bee [_dgde ]=4*_deef [_dgde ].Y +2*_deef [_dgde +1].Y ;};_bee [0]=_deef [0].Y +2*_deef [1].Y ;_bee [_dagf -1]=(8*_deef [_dagf -1].Y +_deef [_dagf ].Y )/2.0;_aege :=_cge (_bee );_eafe =make ([]_cb .Point ,_dagf );_ggge =make ([]_cb .Point ,_dagf );
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for _aacf :=0;_aacf < _dagf ;_aacf ++{_eafe [_aacf ]=_cb .Point {X :_bfegf [_aacf ],Y :_aege [_aacf ]};if _aacf < _dagf -1{_ggge [_aacf ]=_cb .Point {X :2*_deef [_aacf +1].X -_bfegf [_aacf +1],Y :2*_deef [_aacf +1].Y -_aege [_aacf +1]};}else {_ggge [_aacf ]=_cb .Point {X :(_deef [_dagf ].X +_bfegf [_dagf -1])/2,Y :(_deef [_dagf ].Y +_aege [_dagf -1])/2};
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};};return _eafe ,_ggge ,nil ;};
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// TextFieldOptions defines optional parameter for a text field in a form.
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type TextFieldOptions struct{MaxLen int ;Value string ;};
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// SetStyle applies appearance `style` to `fa`.
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func (_fdde *ImageFieldAppearance )SetStyle (style AppearanceStyle ){_fdde ._bagd =&style };func _gfd (_eebe *_fb .ContentCreator ,_dgec AppearanceStyle ,_gdb ,_bbb float64 ){_eebe .Add_q ().Add_re (0,0,_gdb ,_bbb ).Add_w (_dgec .BorderSize ).SetStrokingColor (_dgec .BorderColor ).SetNonStrokingColor (_dgec .FillColor ).Add_B ().Add_Q ();
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};
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// CreateRectangleAnnotation creates a rectangle annotation object that can be added to page PDF annotations.
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func CreateRectangleAnnotation (rectDef RectangleAnnotationDef )(*_gc .PdfAnnotation ,error ){_gada :=_gc .NewPdfAnnotationSquare ();if rectDef .BorderEnabled {_bgaa ,_ebe ,_bceg :=rectDef .BorderColor .R (),rectDef .BorderColor .G (),rectDef .BorderColor .B ();
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_gada .C =_de .MakeArrayFromFloats ([]float64 {_bgaa ,_ebe ,_bceg });_aefb :=_gc .NewBorderStyle ();_aefb .SetBorderWidth (rectDef .BorderWidth );_gada .BS =_aefb .ToPdfObject ();};if rectDef .FillEnabled {_dafd ,_gcag ,_gfce :=rectDef .FillColor .R (),rectDef .FillColor .G (),rectDef .FillColor .B ();
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_gada .IC =_de .MakeArrayFromFloats ([]float64 {_dafd ,_gcag ,_gfce });}else {_gada .IC =_de .MakeArrayFromIntegers ([]int {});};if rectDef .Opacity < 1.0{_gada .CA =_de .MakeFloat (rectDef .Opacity );};_bgce ,_daa ,_feee :=_eag (rectDef );if _feee !=nil {return nil ,_feee ;
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};_gada .AP =_bgce ;_gada .Rect =_de .MakeArrayFromFloats ([]float64 {_daa .Llx ,_daa .Lly ,_daa .Urx ,_daa .Ury });return _gada .PdfAnnotation ,nil ;};
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// NewImageField generates a new image field with partial name `name` at location `rect`
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// on specified `page` and with field specific options `opt`.
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func NewImageField (page *_gc .PdfPage ,name string ,rect []float64 ,opt ImageFieldOptions )(*_gc .PdfFieldButton ,error ){if page ==nil {return nil ,_gg .New ("\u0070a\u0067e\u0020\u006e\u006f\u0074\u0020s\u0070\u0065c\u0069\u0066\u0069\u0065\u0064");
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};if len (name )<=0{return nil ,_gg .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 ,_gg .New ("\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0072\u0061\u006e\u0067\u0065");
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};_dad :=_gc .NewPdfField ();_bdcf :=&_gc .PdfFieldButton {};_bdcf .PdfField =_dad ;_dad .SetContext (_bdcf );_bdcf .SetType (_gc .ButtonTypePush );_bdcf .T =_de .MakeString (name );_eaccb :=_gc .NewPdfAnnotationWidget ();_eaccb .Rect =_de .MakeArrayFromFloats (rect );
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_eaccb .P =page .ToPdfObject ();_eaccb .F =_de .MakeInteger (4);_eaccb .Parent =_bdcf .ToPdfObject ();_bdbe :=rect [2]-rect [0];_ccab :=rect [3]-rect [1];_gege :=opt ._cde ;_caaee :=_fb .NewContentCreator ();if _gege .BorderSize > 0{_gfd (_caaee ,_gege ,_bdbe ,_ccab );
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};if _gege .DrawAlignmentReticle {_edgb :=_gege ;_edgb .BorderSize =0.2;_dfc (_caaee ,_edgb ,_bdbe ,_ccab );};_debf ,_abf :=_ccg (_bdbe ,_ccab ,opt .Image ,_gege );if _abf !=nil {return nil ,_abf ;};_cfba ,_cgb :=_de .GetDict (_eaccb .MK );if _cgb {_cfba .Set ("\u006c",_debf .ToPdfObject ());
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};_dgf :=_de .MakeDict ();_dgf .Set ("\u0046\u0052\u004d",_debf .ToPdfObject ());_cdcd :=_gc .NewPdfPageResources ();_cdcd .ProcSet =_de .MakeArray (_de .MakeName ("\u0050\u0044\u0046"));_cdcd .XObject =_dgf ;_fagf :=_bdbe -2;_gba :=_ccab -2;_caaee .Add_q ();
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_caaee .Add_re (1,1,_fagf ,_gba );_caaee .Add_W ();_caaee .Add_n ();_fagf -=2;_gba -=2;_caaee .Add_q ();_caaee .Add_re (2,2,_fagf ,_gba );_caaee .Add_W ();_caaee .Add_n ();_bebg :=_d .Min (_fagf /float64 (opt .Image .Width ),_gba /float64 (opt .Image .Height ));
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_caaee .Add_cm (_bebg ,0,0,_bebg ,(_bdbe /2)-(float64 (opt .Image .Width )*_bebg /2)+2,2);_caaee .Add_Do ("\u0046\u0052\u004d");_caaee .Add_Q ();_caaee .Add_Q ();_beae :=_gc .NewXObjectForm ();_beae .FormType =_de .MakeInteger (1);_beae .Resources =_cdcd ;
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_beae .BBox =_de .MakeArrayFromFloats ([]float64 {0,0,_bdbe ,_ccab });_beae .Matrix =_de .MakeArrayFromFloats ([]float64 {1.0,0.0,0.0,1.0,0.0,0.0});_beae .SetContentStream (_caaee .Bytes (),_cgfa ());_aace :=_de .MakeDict ();_aace .Set ("\u004e",_beae .ToPdfObject ());
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_eaccb .AP =_aace ;_bdcf .Annotations =append (_bdcf .Annotations ,_eaccb );return _bdcf ,nil ;};
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2023-03-01 18:45:57 +00:00
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2023-07-28 12:14:31 +00:00
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// CheckboxFieldOptions defines optional parameters for a checkbox field a form.
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type CheckboxFieldOptions struct{Checked bool ;};
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2023-03-01 18:45:57 +00:00
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2023-08-03 17:30:04 +00:00
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// FieldAppearance implements interface model.FieldAppearanceGenerator and generates appearance streams
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// for fields taking into account what value is in the field. A common use case is for generating the
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// appearance stream prior to flattening fields.
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//
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// If `OnlyIfMissing` is true, the field appearance is generated only for fields that do not have an
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// appearance stream specified.
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// If `RegenerateTextFields` is true, all text fields are regenerated (even if OnlyIfMissing is true).
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type FieldAppearance struct{OnlyIfMissing bool ;RegenerateTextFields bool ;_gee *AppearanceStyle ;};func _dfc (_cfe *_fb .ContentCreator ,_age AppearanceStyle ,_gag ,_bfa float64 ){_cfe .Add_q ().Add_re (0,0,_gag ,_bfa ).Add_re (0,_bfa /2,_gag ,_bfa /2).Add_re (0,0,_gag ,_bfa ).Add_re (_gag /2,0,_gag /2,_bfa ).Add_w (_age .BorderSize ).SetStrokingColor (_age .BorderColor ).SetNonStrokingColor (_age .FillColor ).Add_B ().Add_Q ();
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};
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2023-03-01 18:45:57 +00:00
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2023-08-03 17:30:04 +00:00
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// WrapContentStream ensures that the entire content stream for a `page` is wrapped within q ... Q operands.
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// Ensures that following operands that are added are not affected by additional operands that are added.
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// Implements interface model.ContentStreamWrapper.
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func (_bfaa FieldAppearance )WrapContentStream (page *_gc .PdfPage )error {_dbg ,_edac :=page .GetAllContentStreams ();if _edac !=nil {return _edac ;};_feda :=_fb .NewContentStreamParser (_dbg );_acf ,_edac :=_feda .Parse ();if _edac !=nil {return _edac ;
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};_acf .WrapIfNeeded ();_fba :=[]string {_acf .String ()};return page .SetContentStreams (_fba ,_cgfa ());};func _ggda (_efbf *InkAnnotationDef )(*_de .PdfObjectDictionary ,*_gc .PdfRectangle ,error ){_egc :=_gc .NewXObjectForm ();_cdfb ,_adcg ,_gacca :=_cedd (_efbf );
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if _gacca !=nil {return nil ,nil ,_gacca ;};_gacca =_egc .SetContentStream (_cdfb ,nil );if _gacca !=nil {return nil ,nil ,_gacca ;};_egc .BBox =_adcg .ToPdfObject ();_egc .Resources =_gc .NewPdfPageResources ();_egc .Resources .ProcSet =_de .MakeArray (_de .MakeName ("\u0050\u0044\u0046"));
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_bdfc :=_de .MakeDict ();_bdfc .Set ("\u004e",_egc .ToPdfObject ());return _bdfc ,_adcg ,nil ;};func _db (_fbd CircleAnnotationDef )(*_de .PdfObjectDictionary ,*_gc .PdfRectangle ,error ){_eg :=_gc .NewXObjectForm ();_eg .Resources =_gc .NewPdfPageResources ();
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_ge :="";if _fbd .Opacity < 1.0{_dbc :=_de .MakeDict ();_dbc .Set ("\u0063\u0061",_de .MakeFloat (_fbd .Opacity ));_dbc .Set ("\u0043\u0041",_de .MakeFloat (_fbd .Opacity ));_gbd :=_eg .Resources .AddExtGState ("\u0067\u0073\u0031",_dbc );if _gbd !=nil {_c .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");
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return nil ,nil ,_gbd ;};_ge ="\u0067\u0073\u0031";};_ae ,_ce ,_ac ,_cee :=_eb (_fbd ,_ge );if _cee !=nil {return nil ,nil ,_cee ;};_cee =_eg .SetContentStream (_ae ,nil );if _cee !=nil {return nil ,nil ,_cee ;};_eg .BBox =_ce .ToPdfObject ();_fd :=_de .MakeDict ();
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_fd .Set ("\u004e",_eg .ToPdfObject ());return _fd ,_ac ,nil ;};const (_ag quadding =0;_ffg quadding =1;_bb quadding =2;_ad float64 =2.0;);
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2023-03-01 18:45:57 +00:00
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2023-08-03 17:30:04 +00:00
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// NewComboboxField generates a new combobox form field with partial name `name` at location `rect`
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// on specified `page` and with field specific options `opt`.
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func NewComboboxField (page *_gc .PdfPage ,name string ,rect []float64 ,opt ComboboxFieldOptions )(*_gc .PdfFieldChoice ,error ){if page ==nil {return nil ,_gg .New ("\u0070a\u0067e\u0020\u006e\u006f\u0074\u0020s\u0070\u0065c\u0069\u0066\u0069\u0065\u0064");
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};if len (name )<=0{return nil ,_gg .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 ,_gg .New ("\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0072\u0061\u006e\u0067\u0065");
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};_agee :=_gc .NewPdfField ();_cfc :=&_gc .PdfFieldChoice {};_agee .SetContext (_cfc );_cfc .PdfField =_agee ;_cfc .T =_de .MakeString (name );_cfc .Opt =_de .MakeArray ();for _ ,_gbcc :=range opt .Choices {_cfc .Opt .Append (_de .MakeString (_gbcc ));
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};_cfc .SetFlag (_gc .FieldFlagCombo );_eddg :=_gc .NewPdfAnnotationWidget ();_eddg .Rect =_de .MakeArrayFromFloats (rect );_eddg .P =page .ToPdfObject ();_eddg .F =_de .MakeInteger (4);_eddg .Parent =_cfc .ToPdfObject ();_cfc .Annotations =append (_cfc .Annotations ,_eddg );
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return _cfc ,nil ;};
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2023-05-29 17:26:33 +00:00
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2023-08-03 17:30:04 +00:00
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// ComboboxFieldOptions defines optional parameters for a combobox form field.
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type ComboboxFieldOptions struct{
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2023-05-29 17:26:33 +00:00
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2023-08-03 17:30:04 +00:00
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// Choices is the list of string values that can be selected.
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Choices []string ;};func _dgef (_eec []*SignatureLine ,_dcgf *SignatureFieldOpts )(*_de .PdfObjectDictionary ,error ){if _dcgf ==nil {_dcgf =NewSignatureFieldOpts ();};var _egbb error ;var _dca *_de .PdfObjectName ;_gec :=_dcgf .Font ;if _gec !=nil {_bebc ,_ :=_gec .GetFontDescriptor ();
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if _bebc !=nil {if _agcb ,_cfag :=_bebc .FontName .(*_de .PdfObjectName );_cfag {_dca =_agcb ;};};if _dca ==nil {_dca =_de .MakeName ("\u0046\u006f\u006et\u0031");};}else {if _gec ,_egbb =_gc .NewStandard14Font ("\u0048e\u006c\u0076\u0065\u0074\u0069\u0063a");
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_egbb !=nil {return nil ,_egbb ;};_dca =_de .MakeName ("\u0048\u0065\u006c\u0076");};_dbgg :=_dcgf .FontSize ;if _dbgg <=0{_dbgg =10;};if _dcgf .LineHeight <=0{_dcgf .LineHeight =1;};_fdee :=_dcgf .LineHeight *_dbgg ;_gdec ,_acd :=_gec .GetRuneMetrics (' ');
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if !_acd {return nil ,_gg .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");};_gegb :=_gdec .Wx ;var _fbge float64 ;var _aaff []string ;
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for _ ,_geaa :=range _eec {if _geaa .Text ==""{continue ;};_dafg :=_geaa .Text ;if _geaa .Desc !=""{_dafg =_geaa .Desc +"\u003a\u0020"+_dafg ;};_aaff =append (_aaff ,_dafg );var _fgdd float64 ;for _ ,_eacg :=range _dafg {_adde ,_adc :=_gec .GetRuneMetrics (_eacg );
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if !_adc {continue ;};_fgdd +=_adde .Wx ;};if _fgdd > _fbge {_fbge =_fgdd ;};};_fbge =_fbge *_dbgg /1000.0;_gbfg :=float64 (len (_aaff ))*_fdee ;_ddfb :=_dcgf .Image !=nil ;_dcgg :=_dcgf .Rect ;if _dcgg ==nil {_dcgg =[]float64 {0,0,_fbge ,_gbfg };if _ddfb {_dcgg [2]=_fbge *2;
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_dcgg [3]=_gbfg *2;};_dcgf .Rect =_dcgg ;};_gbe :=_dcgg [2]-_dcgg [0];_cfaf :=_dcgg [3]-_dcgg [1];_ecgc ,_baf :=_dcgg ,_dcgg ;var _dcc ,_cdc float64 ;if _ddfb &&len (_aaff )> 0{if _dcgf .ImagePosition <=SignatureImageRight {_cff :=[]float64 {_dcgg [0],_dcgg [1],_dcgg [0]+(_gbe /2),_dcgg [3]};
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_aff :=[]float64 {_dcgg [0]+(_gbe /2),_dcgg [1],_dcgg [2],_dcgg [3]};if _dcgf .ImagePosition ==SignatureImageLeft {_ecgc ,_baf =_cff ,_aff ;}else {_ecgc ,_baf =_aff ,_cff ;};}else {_fgfb :=[]float64 {_dcgg [0],_dcgg [1],_dcgg [2],_dcgg [1]+(_cfaf /2)};
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_fced :=[]float64 {_dcgg [0],_dcgg [1]+(_cfaf /2),_dcgg [2],_dcgg [3]};if _dcgf .ImagePosition ==SignatureImageTop {_ecgc ,_baf =_fced ,_fgfb ;}else {_ecgc ,_baf =_fgfb ,_fced ;};};};_dcc =_baf [2]-_baf [0];_cdc =_baf [3]-_baf [1];var _fge float64 ;if _dcgf .AutoSize {if _fbge > _dcc ||_gbfg > _cdc {_caf :=_d .Min (_dcc /_fbge ,_cdc /_gbfg );
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_dbgg *=_caf ;};_fdee =_dcgf .LineHeight *_dbgg ;_fge +=(_cdc -float64 (len (_aaff ))*_fdee )/2;};_dcfe :=_fb .NewContentCreator ();_dcgc :=_gc .NewPdfPageResources ();_dcgc .SetFontByName (*_dca ,_gec .ToPdfObject ());if _dcgf .BorderSize <=0{_dcgf .BorderSize =0;
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_dcgf .BorderColor =_gc .NewPdfColorDeviceGray (1);};_dcfe .Add_q ();if _dcgf .FillColor !=nil {_dcfe .SetNonStrokingColor (_dcgf .FillColor );};if _dcgf .BorderColor !=nil {_dcfe .SetStrokingColor (_dcgf .BorderColor );};_dcfe .Add_w (_dcgf .BorderSize ).Add_re (_dcgg [0],_dcgg [1],_gbe ,_cfaf );
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if _dcgf .FillColor !=nil &&_dcgf .BorderColor !=nil {_dcfe .Add_B ();}else if _dcgf .FillColor !=nil {_dcfe .Add_f ();}else if _dcgf .BorderColor !=nil {_dcfe .Add_S ();};_dcfe .Add_Q ();if _dcgf .WatermarkImage !=nil {_dgd :=[]float64 {_dcgg [0],_dcgg [1],_dcgg [2],_dcgg [3]};
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_cca ,_bdd ,_eecd :=_fgbg (_dcgf .WatermarkImage ,"\u0049\u006d\u0061\u0067\u0065\u0057\u0061\u0074\u0065r\u006d\u0061\u0072\u006b",_dcgf ,_dgd ,_dcfe );if _eecd !=nil {return nil ,_eecd ;};_dcgc .SetXObjectImageByName (*_cca ,_bdd );};_dcfe .Add_q ();
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_dcfe .Translate (_baf [0],_baf [3]-_fdee -_fge );_dcfe .Add_BT ();_gfdf :=_gec .Encoder ();for _ ,_edc :=range _aaff {var _ddc []byte ;for _ ,_afeg :=range _edc {if _a .IsSpace (_afeg ){if len (_ddc )> 0{_dcfe .SetNonStrokingColor (_dcgf .TextColor ).Add_Tf (*_dca ,_dbgg ).Add_TL (_fdee ).Add_TJ ([]_de .PdfObject {_de .MakeStringFromBytes (_ddc )}...);
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_ddc =nil ;};_dcfe .Add_Tf (*_dca ,_dbgg ).Add_TL (_fdee ).Add_TJ ([]_de .PdfObject {_de .MakeFloat (-_gegb )}...);}else {_ddc =append (_ddc ,_gfdf .Encode (string (_afeg ))...);};};if len (_ddc )> 0{_dcfe .SetNonStrokingColor (_dcgf .TextColor ).Add_Tf (*_dca ,_dbgg ).Add_TL (_fdee ).Add_TJ ([]_de .PdfObject {_de .MakeStringFromBytes (_ddc )}...);
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};_dcfe .Add_Td (0,-_fdee );};_dcfe .Add_ET ();_dcfe .Add_Q ();if _ddfb {_bfe ,_afcg ,_bfeg :=_fgbg (_dcgf .Image ,"\u0049\u006d\u0061\u0067\u0065\u0053\u0069\u0067\u006ea\u0074\u0075\u0072\u0065",_dcgf ,_ecgc ,_dcfe );if _bfeg !=nil {return nil ,_bfeg ;
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};_dcgc .SetXObjectImageByName (*_bfe ,_afcg );};_ebb :=_gc .NewXObjectForm ();_ebb .Resources =_dcgc ;_ebb .BBox =_de .MakeArrayFromFloats (_dcgg );_ebb .SetContentStream (_dcfe .Bytes (),_cgfa ());_fee :=_de .MakeDict ();_fee .Set ("\u004e",_ebb .ToPdfObject ());
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return _fee ,nil ;};
|
2023-06-30 13:19:48 +00:00
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|
2023-08-03 17:30:04 +00:00
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|
// GenerateAppearanceDict generates an appearance dictionary for widget annotation `wa` for the `field` in `form`.
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// Implements interface model.FieldAppearanceGenerator.
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func (_aec FieldAppearance )GenerateAppearanceDict (form *_gc .PdfAcroForm ,field *_gc .PdfField ,wa *_gc .PdfAnnotationWidget )(*_de .PdfObjectDictionary ,error ){_c .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 );
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_ ,_fab :=field .GetContext ().(*_gc .PdfFieldText );_cag ,_dd :=_de .GetDict (wa .AP );if _dd &&_aec .OnlyIfMissing &&(!_fab ||!_aec .RegenerateTextFields ){_c .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");
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return _cag ,nil ;};if form .DR ==nil {form .DR =_gc .NewPdfPageResources ();};switch _acg :=field .GetContext ().(type ){case *_gc .PdfFieldText :_bd :=_acg ;if _bf :=_fce (_bd .PdfField );_bf ==""{_bd .DA =form .DA ;};switch {case _bd .Flags ().Has (_gc .FieldFlagPassword ):return nil ,nil ;
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case _bd .Flags ().Has (_gc .FieldFlagFileSelect ):return nil ,nil ;case _bd .Flags ().Has (_gc .FieldFlagComb ):if _bd .MaxLen !=nil {_fc ,_cg :=_gcc (wa ,_bd ,form .DR ,_aec .Style ());if _cg !=nil {return nil ,_cg ;};return _fc ,nil ;};};_fda ,_acb :=_cea (wa ,_bd ,form .DR ,_aec .Style ());
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if _acb !=nil {return nil ,_acb ;};return _fda ,nil ;case *_gc .PdfFieldButton :_bgc :=_acg ;if _bgc .IsCheckbox (){_fad ,_ege :=_bbg (wa ,_bgc ,form .DR ,_aec .Style ());if _ege !=nil {return nil ,_ege ;};return _fad ,nil ;};_c .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",_bgc .GetType ());
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case *_gc .PdfFieldChoice :_bae :=_acg ;switch {case _bae .Flags ().Has (_gc .FieldFlagCombo ):_fcg ,_efe :=_cecd (form ,wa ,_bae ,_aec .Style ());if _efe !=nil {return nil ,_efe ;};return _fcg ,nil ;default:_c .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",_bae .Flags ().String ());
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};default:_c .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",_acg );};return nil ,nil ;};func _afeb (_ebdfb LineAnnotationDef ,_cfcd string )([]byte ,*_gc .PdfRectangle ,*_gc .PdfRectangle ,error ){_cgga :=_cb .Line {X1 :0,Y1 :0,X2 :_ebdfb .X2 -_ebdfb .X1 ,Y2 :_ebdfb .Y2 -_ebdfb .Y1 ,LineColor :_ebdfb .LineColor ,Opacity :_ebdfb .Opacity ,LineWidth :_ebdfb .LineWidth ,LineEndingStyle1 :_ebdfb .LineEndingStyle1 ,LineEndingStyle2 :_ebdfb .LineEndingStyle2 };
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_gegd ,_bacg ,_bedfe :=_cgga .Draw (_cfcd );if _bedfe !=nil {return nil ,nil ,nil ,_bedfe ;};_cgef :=&_gc .PdfRectangle {};_cgef .Llx =_ebdfb .X1 +_bacg .Llx ;_cgef .Lly =_ebdfb .Y1 +_bacg .Lly ;_cgef .Urx =_ebdfb .X1 +_bacg .Urx ;_cgef .Ury =_ebdfb .Y1 +_bacg .Ury ;
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return _gegd ,_bacg ,_cgef ,nil ;};
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2023-06-30 13:19:48 +00:00
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|
2023-08-03 17:30:04 +00:00
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// GenerateAppearanceDict generates an appearance dictionary for widget annotation `wa` for the `field` in `form`.
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|
// Implements interface model.FieldAppearanceGenerator.
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func (_ega ImageFieldAppearance )GenerateAppearanceDict (form *_gc .PdfAcroForm ,field *_gc .PdfField ,wa *_gc .PdfAnnotationWidget )(*_de .PdfObjectDictionary ,error ){_ ,_gbgg :=field .GetContext ().(*_gc .PdfFieldButton );if !_gbgg {_c .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");
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|
return nil ,nil ;};_cda ,_gaac :=_de .GetDict (wa .AP );if _gaac &&_ega .OnlyIfMissing {_c .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");
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return _cda ,nil ;};if form .DR ==nil {form .DR =_gc .NewPdfPageResources ();};switch _bgfe :=field .GetContext ().(type ){case *_gc .PdfFieldButton :if _bgfe .IsPush (){_cgfad ,_faedc :=_eca (_bgfe ,wa ,_ega .Style ());if _faedc !=nil {return nil ,_faedc ;
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|
};return _cgfad ,nil ;};};return nil ,nil ;};
|
2023-06-30 13:19:48 +00:00
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|
2023-08-03 17:30:04 +00:00
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|
// ImageFieldOptions defines optional parameters for a push button with image attach capability form field.
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type ImageFieldOptions struct{Image *_gc .Image ;_cde AppearanceStyle ;};
|
2023-06-30 13:19:48 +00:00
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|
2023-04-06 19:57:40 +00:00
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|
// AppearanceFontStyle defines font style characteristics for form fields,
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|
// used in the filling/flattening process.
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|
|
type AppearanceFontStyle struct{
|
2023-03-01 18:45:57 +00:00
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|
2023-04-06 19:57:40 +00:00
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|
// Fallback represents a global font fallback, used for fields which do
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|
// not specify a font in their default appearance (DA). The fallback is
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|
// also used if there is a font specified in the DA, but it is not
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|
// found in the AcroForm resources (DR).
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|
Fallback *AppearanceFont ;
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2023-03-01 18:45:57 +00:00
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2023-04-06 19:57:40 +00:00
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// FallbackSize represents a global font size fallback used for fields
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// which do not specify a font size in their default appearance (DA).
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// The fallback size is applied only if its value is larger than zero.
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FallbackSize float64 ;
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// FieldFallbacks defines font fallbacks for specific fields. The map keys
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// represent the names of the fields (which can be specified by their
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// partial or full names). Specific field fallback fonts take precedence
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// over the global font fallback.
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FieldFallbacks map[string ]*AppearanceFont ;
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// ForceReplace forces the replacement of fonts in the filling/flattening
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// process, even if the default appearance (DA) specifies a valid font.
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// If no fallback font is provided, setting this field has no effect.
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2023-08-03 17:30:04 +00:00
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ForceReplace bool ;};func _gcc (_ebc *_gc .PdfAnnotationWidget ,_bad *_gc .PdfFieldText ,_ga *_gc .PdfPageResources ,_bec AppearanceStyle )(*_de .PdfObjectDictionary ,error ){_dcd :=_gc .NewPdfPageResources ();_gea ,_afg :=_de .GetArray (_ebc .Rect );if !_afg {return nil ,_gg .New ("\u0069\u006e\u0076a\u006c\u0069\u0064\u0020\u0052\u0065\u0063\u0074");
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};_abc ,_fgae :=_gc .NewPdfRectangle (*_gea );if _fgae !=nil {return nil ,_fgae ;};_gef ,_bag :=_abc .Width (),_abc .Height ();_fcc ,_acgc :=_gef ,_bag ;_fgf ,_bdg :=_de .GetDict (_ebc .MK );if _bdg {_faa ,_ :=_de .GetDict (_ebc .BS );_fff :=_bec .applyAppearanceCharacteristics (_fgf ,_faa ,nil );
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if _fff !=nil {return nil ,_fff ;};};_bfd ,_bdg :=_de .GetIntVal (_bad .MaxLen );if !_bdg {return nil ,_gg .New ("\u006d\u0061\u0078\u006c\u0065\u006e\u0020\u006e\u006ft\u0020\u0073\u0065\u0074");};if _bfd <=0{return nil ,_gg .New ("\u006d\u0061\u0078\u004c\u0065\u006e\u0020\u0069\u006ev\u0061\u006c\u0069\u0064");
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};_bgd :=_gef /float64 (_bfd );_gaa ,_fgae :=_fb .NewContentStreamParser (_fce (_bad .PdfField )).Parse ();if _fgae !=nil {return nil ,_fgae ;};_ffb :=_fb .NewContentCreator ();if _bec .BorderSize > 0{_gfd (_ffb ,_bec ,_gef ,_bag );};if _bec .DrawAlignmentReticle {_bed :=_bec ;
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_bed .BorderSize =0.2;_dfc (_ffb ,_bed ,_gef ,_bag );};_ffb .Add_BMC ("\u0054\u0078");_ffb .Add_q ();_ ,_bag =_bec .applyRotation (_fgf ,_gef ,_bag ,_ffb );_ffb .Add_BT ();_caae ,_dcb ,_fgae :=_bec .processDA (_bad .PdfField ,_gaa ,_ga ,_dcd ,_ffb );if _fgae !=nil {return nil ,_fgae ;
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};_gacc :=_caae .Font ;_abef :=_de .MakeName (_caae .Name );_fbe :=_caae .Size ;_ddec :=_fbe ==0;if _ddec &&_dcb {_fbe =_bag *_bec .AutoFontSizeFraction ;};_cdge :=_gacc .Encoder ();if _cdge ==nil {_c .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");
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_cdge =_gf .NewIdentityTextEncoder ("\u0049\u0064\u0065\u006e\u0074\u0069\u0074\u0079\u002d\u0048");};var _bff string ;if _ebdc ,_gca :=_de .GetString (_bad .V );_gca {_bff =_ebdc .Decoded ();};_ffb .Add_Tf (*_abef ,_fbe );var _eda float64 ;for _ ,_eeb :=range _bff {_adfb ,_efb :=_gacc .GetRuneMetrics (_eeb );
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if !_efb {_c .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",_eeb );
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continue ;};_cdf :=_adfb .Wy ;if int (_cdf )<=0{_cdf =_adfb .Wx ;};if _cdf > _eda {_eda =_cdf ;};};if int (_eda )==0{_c .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");
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_eda =1000;};_ece ,_fgae :=_gacc .GetFontDescriptor ();if _fgae !=nil {_c .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");
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};var _aad float64 ;if _ece !=nil {_aad ,_fgae =_ece .GetCapHeight ();if _fgae !=nil {_c .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",_fgae );
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};};if int (_aad )<=0{_c .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");
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_aad =1000.0;};_bfbe :=_aad /1000.0*_fbe ;_fae :=0.0;_faea :=1.0*_fbe *(_eda /1000.0);{_afb :=_faea ;if _ddec &&_fae +_afb > _bag {_fbe =0.95*(_bag -_fae );_bfbe =_aad /1000.0*_fbe ;};if _bag > _bfbe {_fae =(_bag -_bfbe )/2.0;};};_ffb .Add_Td (0,_fae );
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if _ddf ,_fgfd :=_de .GetIntVal (_bad .Q );_fgfd {switch _ddf {case 2:if len (_bff )< _bfd {_cacg :=float64 (_bfd -len (_bff ))*_bgd ;_ffb .Add_Td (_cacg ,0);};};};for _ebdf ,_ddeg :=range _bff {_feb :=_ad ;if _bec .MarginLeft !=nil {_feb =*_bec .MarginLeft ;
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};_bdbc :=string (_ddeg );if _cdge !=nil {_bca ,_bba :=_gacc .GetRuneMetrics (_ddeg );if !_bba {_c .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",_ddeg );
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continue ;};_bdbc =string (_cdge .Encode (_bdbc ));_cbf :=_fbe *_bca .Wx /1000.0;_deb :=(_bgd -_cbf )/2;_feb =_deb ;};_ffb .Add_Td (_feb ,0);_ffb .Add_Tj (*_de .MakeString (_bdbc ));if _ebdf !=len (_bff )-1{_ffb .Add_Td (_bgd -_feb ,0);};};_ffb .Add_ET ();
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_ffb .Add_Q ();_ffb .Add_EMC ();_bcab :=_gc .NewXObjectForm ();_bcab .Resources =_dcd ;_bcab .BBox =_de .MakeArrayFromFloats ([]float64 {0,0,_fcc ,_acgc });_bcab .SetContentStream (_ffb .Bytes (),_cgfa ());_fddb :=_de .MakeDict ();_fddb .Set ("\u004e",_bcab .ToPdfObject ());
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return _fddb ,nil ;};
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2023-07-28 12:14:31 +00:00
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2023-08-03 17:30:04 +00:00
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// CircleAnnotationDef defines a circle annotation or ellipse at position (X, Y) and Width and Height.
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// The annotation has various style parameters including Fill and Border options and Opacity.
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type CircleAnnotationDef struct{X float64 ;Y float64 ;Width float64 ;Height float64 ;FillEnabled bool ;FillColor *_gc .PdfColorDeviceRGB ;BorderEnabled bool ;BorderWidth float64 ;BorderColor *_gc .PdfColorDeviceRGB ;Opacity float64 ;};type quadding int ;
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func (_bea *AppearanceStyle )processDA (_gace *_gc .PdfField ,_aecc *_fb .ContentStreamOperations ,_bdc ,_faf *_gc .PdfPageResources ,_fccb *_fb .ContentCreator )(*AppearanceFont ,bool ,error ){var _eacc *AppearanceFont ;var _ccc bool ;if _bea .Fonts !=nil {if _bea .Fonts .Fallback !=nil {_eacc =_bea .Fonts .Fallback ;
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};if _cfea :=_bea .Fonts .FieldFallbacks ;_cfea !=nil {if _gcge ,_bgcad :=_cfea [_gace .PartialName ()];_bgcad {_eacc =_gcge ;}else if _ecg ,_fbb :=_gace .FullName ();_fbb ==nil {if _gfc ,_fde :=_cfea [_ecg ];_fde {_eacc =_gfc ;};};};if _eacc !=nil {_eacc .fillName ();
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};_ccc =_bea .Fonts .ForceReplace ;};var _gga string ;var _degg float64 ;var _dff bool ;if _aecc !=nil {for _ ,_egf :=range *_aecc {if _egf .Operand =="\u0054\u0066"&&len (_egf .Params )==2{if _acce ,_agab :=_de .GetNameVal (_egf .Params [0]);_agab {_gga =_acce ;
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};if _egb ,_dfcb :=_de .GetNumberAsFloat (_egf .Params [1]);_dfcb ==nil {_degg =_egb ;};_dff =true ;continue ;};_fccb .AddOperand (*_egf );};};var _cedf *AppearanceFont ;var _dfe _de .PdfObject ;if _ccc &&_eacc !=nil {_cedf =_eacc ;}else {if _bdc !=nil &&_gga !=""{if _bcfa ,_agda :=_bdc .GetFontByName (*_de .MakeName (_gga ));
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_agda {if _fgfg ,_agbb :=_gc .NewPdfFontFromPdfObject (_bcfa );_agbb ==nil {_dfe =_bcfa ;_cedf =&AppearanceFont {Name :_gga ,Font :_fgfg ,Size :_degg };}else {_c .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",_agbb );
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};};};if _cedf ==nil &&_eacc !=nil {_cedf =_eacc ;};if _cedf ==nil {_eef ,_ffgg :=_gc .NewStandard14Font ("\u0048e\u006c\u0076\u0065\u0074\u0069\u0063a");if _ffgg !=nil {return nil ,false ,_ffgg ;};_cedf =&AppearanceFont {Name :"\u0048\u0065\u006c\u0076",Font :_eef ,Size :_degg };
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};};if _cedf .Size <=0&&_bea .Fonts !=nil &&_bea .Fonts .FallbackSize > 0{_cedf .Size =_bea .Fonts .FallbackSize ;};_aef :=*_de .MakeName (_cedf .Name );if _dfe ==nil {_dfe =_cedf .Font .ToPdfObject ();};if _bdc !=nil &&!_bdc .HasFontByName (_aef ){_bdc .SetFontByName (_aef ,_dfe );
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};if _faf !=nil &&!_faf .HasFontByName (_aef ){_faf .SetFontByName (_aef ,_dfe );};return _cedf ,_dff ,nil ;};func _cedd (_cfff *InkAnnotationDef )([]byte ,*_gc .PdfRectangle ,error ){_ebba :=[][]_cb .CubicBezierCurve {};for _ ,_acda :=range _cfff .Paths {if _acda .Length ()==0{continue ;
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};_ebfa :=_acda .Points ;_cad ,_bcda ,_bcgb :=_ecgg (_ebfa );if _bcgb !=nil {return nil ,nil ,_bcgb ;};if len (_cad )!=len (_bcda ){return nil ,nil ,_gg .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");
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};_abfc :=[]_cb .CubicBezierCurve {};for _ggg :=0;_ggg < len (_cad );_ggg ++{_abfc =append (_abfc ,_cb .CubicBezierCurve {P0 :_ebfa [_ggg ],P1 :_cad [_ggg ],P2 :_bcda [_ggg ],P3 :_ebfa [_ggg +1]});};if len (_abfc )> 0{_ebba =append (_ebba ,_abfc );};};
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_faaff ,_acec ,_gbdd :=_caef (_ebba ,_cfff .Color ,_cfff .LineWidth );if _gbdd !=nil {return nil ,nil ,_gbdd ;};return _faaff ,_acec ,nil ;};func _ccg (_cef ,_cdef float64 ,_dac *_gc .Image ,_bbge AppearanceStyle )(*_gc .XObjectForm ,error ){_fdaf ,_afgc :=_gc .NewXObjectImageFromImage (_dac ,nil ,_de .NewFlateEncoder ());
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if _afgc !=nil {return nil ,_afgc ;};_fdaf .Decode =_de .MakeArrayFromFloats ([]float64 {0.0,1.0,0.0,1.0,0.0,1.0});_bab :=_gc .NewPdfPageResources ();_bab .ProcSet =_de .MakeArray (_de .MakeName ("\u0050\u0044\u0046"),_de .MakeName ("\u0049\u006d\u0061\u0067\u0065\u0043"));
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_bab .SetXObjectImageByName (_de .PdfObjectName ("\u0049\u006d\u0030"),_fdaf );_bbgc :=_fb .NewContentCreator ();_bbgc .Add_q ();_bbgc .Add_cm (float64 (_dac .Width ),0,0,float64 (_dac .Height ),0,0);_bbgc .Add_Do ("\u0049\u006d\u0030");_bbgc .Add_Q ();
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_dccf :=_gc .NewXObjectForm ();_dccf .FormType =_de .MakeInteger (1);_dccf .BBox =_de .MakeArrayFromFloats ([]float64 {0,0,float64 (_dac .Width ),float64 (_dac .Height )});_dccf .Resources =_bab ;_dccf .SetContentStream (_bbgc .Bytes (),_cgfa ());return _dccf ,nil ;
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};
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// CreateInkAnnotation creates an ink annotation object that can be added to the annotation list of a PDF page.
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func CreateInkAnnotation (inkDef InkAnnotationDef )(*_gc .PdfAnnotation ,error ){_cbce :=_gc .NewPdfAnnotationInk ();_edgf :=_de .MakeArray ();for _ ,_befe :=range inkDef .Paths {if _befe .Length ()==0{continue ;};_ebcb :=[]float64 {};for _ ,_gbge :=range _befe .Points {_ebcb =append (_ebcb ,_gbge .X ,_gbge .Y );
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};_edgf .Append (_de .MakeArrayFromFloats (_ebcb ));};_cbce .InkList =_edgf ;if inkDef .Color ==nil {inkDef .Color =_gc .NewPdfColorDeviceRGB (0.0,0.0,0.0);};_cbce .C =_de .MakeArrayFromFloats ([]float64 {inkDef .Color .R (),inkDef .Color .G (),inkDef .Color .B ()});
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_dffb ,_eegb ,_agbbg :=_ggda (&inkDef );if _agbbg !=nil {return nil ,_agbbg ;};_cbce .AP =_dffb ;_cbce .Rect =_de .MakeArrayFromFloats ([]float64 {_eegb .Llx ,_eegb .Lly ,_eegb .Urx ,_eegb .Ury });return _cbce .PdfAnnotation ,nil ;};func _eca (_fgfc *_gc .PdfFieldButton ,_caff *_gc .PdfAnnotationWidget ,_gccc AppearanceStyle )(*_de .PdfObjectDictionary ,error ){_bggg ,_gdbc :=_de .GetArray (_caff .Rect );
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if !_gdbc {return nil ,_gg .New ("\u0069\u006e\u0076a\u006c\u0069\u0064\u0020\u0052\u0065\u0063\u0074");};_ggd ,_dbff :=_gc .NewPdfRectangle (*_bggg );if _dbff !=nil {return nil ,_dbff ;};_agcf ,_dfa :=_ggd .Width (),_ggd .Height ();_aefd :=_fb .NewContentCreator ();
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if _gccc .BorderSize > 0{_gfd (_aefd ,_gccc ,_agcf ,_dfa );};if _gccc .DrawAlignmentReticle {_fgcc :=_gccc ;_fgcc .BorderSize =0.2;_dfc (_aefd ,_fgcc ,_agcf ,_dfa );};_bdf :=_fgfc .GetFillImage ();_fabg ,_dbff :=_ccg (_agcf ,_dfa ,_bdf ,_gccc );if _dbff !=nil {return nil ,_dbff ;
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};_caaa ,_cba :=_de .GetDict (_caff .MK );if _cba {_caaa .Set ("\u006c",_fabg .ToPdfObject ());};_dccg :=_de .MakeDict ();_dccg .Set ("\u0046\u0052\u004d",_fabg .ToPdfObject ());_bgacb :=_gc .NewPdfPageResources ();_bgacb .ProcSet =_de .MakeArray (_de .MakeName ("\u0050\u0044\u0046"));
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_bgacb .XObject =_dccg ;_cfeb :=_agcf -2;_gcgc :=_dfa -2;_aefd .Add_q ();_aefd .Add_re (1,1,_cfeb ,_gcgc );_aefd .Add_W ();_aefd .Add_n ();_cfeb -=2;_gcgc -=2;_aefd .Add_q ();_aefd .Add_re (2,2,_cfeb ,_gcgc );_aefd .Add_W ();_aefd .Add_n ();_bffa :=_d .Min (_cfeb /float64 (_bdf .Width ),_gcgc /float64 (_bdf .Height ));
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_aefd .Add_cm (_bffa ,0,0,_bffa ,(_agcf /2)-(float64 (_bdf .Width )*_bffa /2)+2,2);_aefd .Add_Do ("\u0046\u0052\u004d");_aefd .Add_Q ();_aefd .Add_Q ();_gebb :=_gc .NewXObjectForm ();_gebb .FormType =_de .MakeInteger (1);_gebb .Resources =_bgacb ;_gebb .BBox =_de .MakeArrayFromFloats ([]float64 {0,0,_agcf ,_dfa });
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_gebb .Matrix =_de .MakeArrayFromFloats ([]float64 {1.0,0.0,0.0,1.0,0.0,0.0});_gebb .SetContentStream (_aefd .Bytes (),_cgfa ());_bcd :=_de .MakeDict ();_bcd .Set ("\u004e",_gebb .ToPdfObject ());return _bcd ,nil ;};
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// CreateLineAnnotation creates a line annotation object that can be added to page PDF annotations.
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func CreateLineAnnotation (lineDef LineAnnotationDef )(*_gc .PdfAnnotation ,error ){_cgge :=_gc .NewPdfAnnotationLine ();_cgge .L =_de .MakeArrayFromFloats ([]float64 {lineDef .X1 ,lineDef .Y1 ,lineDef .X2 ,lineDef .Y2 });_dgdcg :=_de .MakeName ("\u004e\u006f\u006e\u0065");
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if lineDef .LineEndingStyle1 ==_cb .LineEndingStyleArrow {_dgdcg =_de .MakeName ("C\u006c\u006f\u0073\u0065\u0064\u0041\u0072\u0072\u006f\u0077");};_cgbb :=_de .MakeName ("\u004e\u006f\u006e\u0065");if lineDef .LineEndingStyle2 ==_cb .LineEndingStyleArrow {_cgbb =_de .MakeName ("C\u006c\u006f\u0073\u0065\u0064\u0041\u0072\u0072\u006f\u0077");
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};_cgge .LE =_de .MakeArray (_dgdcg ,_cgbb );if lineDef .Opacity < 1.0{_cgge .CA =_de .MakeFloat (lineDef .Opacity );};_fcdb ,_feg ,_agbe :=lineDef .LineColor .R (),lineDef .LineColor .G (),lineDef .LineColor .B ();_cgge .IC =_de .MakeArrayFromFloats ([]float64 {_fcdb ,_feg ,_agbe });
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_cgge .C =_de .MakeArrayFromFloats ([]float64 {_fcdb ,_feg ,_agbe });_fgbe :=_gc .NewBorderStyle ();_fgbe .SetBorderWidth (lineDef .LineWidth );_cgge .BS =_fgbe .ToPdfObject ();_fbgba ,_dcad ,_eecc :=_afea (lineDef );if _eecc !=nil {return nil ,_eecc ;
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};_cgge .AP =_fbgba ;_cgge .Rect =_de .MakeArrayFromFloats ([]float64 {_dcad .Llx ,_dcad .Lly ,_dcad .Urx ,_dcad .Ury });return _cgge .PdfAnnotation ,nil ;};const (SignatureImageLeft SignatureImagePosition =iota ;SignatureImageRight ;SignatureImageTop ;
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SignatureImageBottom ;);func _caef (_gegg [][]_cb .CubicBezierCurve ,_fdf *_gc .PdfColorDeviceRGB ,_aggc float64 )([]byte ,*_gc .PdfRectangle ,error ){_bedf :=_fb .NewContentCreator ();_bedf .Add_q ().SetStrokingColor (_fdf ).Add_w (_aggc );_cbcd :=_cb .NewCubicBezierPath ();
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for _ ,_dbd :=range _gegg {_cbcd .Curves =append (_cbcd .Curves ,_dbd ...);for _ecf ,_bac :=range _dbd {if _ecf ==0{_bedf .Add_m (_bac .P0 .X ,_bac .P0 .Y );}else {_bedf .Add_l (_bac .P0 .X ,_bac .P0 .Y );};_bedf .Add_c (_bac .P1 .X ,_bac .P1 .Y ,_bac .P2 .X ,_bac .P2 .Y ,_bac .P3 .X ,_bac .P3 .Y );
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};};_bedf .Add_S ().Add_Q ();return _bedf .Bytes (),_cbcd .GetBoundingBox ().ToPdfRectangle (),nil ;};
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// WrapContentStream ensures that the entire content stream for a `page` is wrapped within q ... Q operands.
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// Ensures that following operands that are added are not affected by additional operands that are added.
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// Implements interface model.ContentStreamWrapper.
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func (_bbeg ImageFieldAppearance )WrapContentStream (page *_gc .PdfPage )error {_aacc ,_dgdc :=page .GetAllContentStreams ();if _dgdc !=nil {return _dgdc ;};_caffc :=_fb .NewContentStreamParser (_aacc );_dedg ,_dgdc :=_caffc .Parse ();if _dgdc !=nil {return _dgdc ;
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};_dedg .WrapIfNeeded ();_efd :=[]string {_dedg .String ()};return page .SetContentStreams (_efd ,_cgfa ());};func _eag (_cdfad RectangleAnnotationDef )(*_de .PdfObjectDictionary ,*_gc .PdfRectangle ,error ){_aag :=_gc .NewXObjectForm ();_aag .Resources =_gc .NewPdfPageResources ();
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_egad :="";if _cdfad .Opacity < 1.0{_agebb :=_de .MakeDict ();_agebb .Set ("\u0063\u0061",_de .MakeFloat (_cdfad .Opacity ));_agebb .Set ("\u0043\u0041",_de .MakeFloat (_cdfad .Opacity ));_bfba :=_aag .Resources .AddExtGState ("\u0067\u0073\u0031",_agebb );
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if _bfba !=nil {_c .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 ,_bfba ;};_egad ="\u0067\u0073\u0031";};_ebg ,_faba ,_fagg ,_eed :=_eeca (_cdfad ,_egad );
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if _eed !=nil {return nil ,nil ,_eed ;};_eed =_aag .SetContentStream (_ebg ,nil );if _eed !=nil {return nil ,nil ,_eed ;};_aag .BBox =_faba .ToPdfObject ();_bggf :=_de .MakeDict ();_bggf .Set ("\u004e",_aag .ToPdfObject ());return _bggf ,_fagg ,nil ;};
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// NewSignatureField returns a new signature field with a visible appearance
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// containing the specified signature lines and styled according to the
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// specified options.
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func NewSignatureField (signature *_gc .PdfSignature ,lines []*SignatureLine ,opts *SignatureFieldOpts )(*_gc .PdfFieldSignature ,error ){if signature ==nil {return nil ,_gg .New ("\u0073\u0069\u0067na\u0074\u0075\u0072\u0065\u0020\u0063\u0061\u006e\u006e\u006f\u0074\u0020\u0062\u0065\u0020\u006e\u0069\u006c");
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};_beee ,_eecaa :=_dgef (lines ,opts );if _eecaa !=nil {return nil ,_eecaa ;};_egab :=_gc .NewPdfFieldSignature (signature );_egab .Rect =_de .MakeArrayFromFloats (opts .Rect );_egab .AP =_beee ;return _egab ,nil ;};
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// LineAnnotationDef defines a line between point 1 (X1,Y1) and point 2 (X2,Y2). The line ending styles can be none
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// (regular line), or arrows at either end. The line also has a specified width, color and opacity.
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type LineAnnotationDef struct{X1 float64 ;Y1 float64 ;X2 float64 ;Y2 float64 ;LineColor *_gc .PdfColorDeviceRGB ;Opacity float64 ;LineWidth float64 ;LineEndingStyle1 _cb .LineEndingStyle ;LineEndingStyle2 _cb .LineEndingStyle ;};func _eeca (_edaca RectangleAnnotationDef ,_cadc string )([]byte ,*_gc .PdfRectangle ,*_gc .PdfRectangle ,error ){_egdc :=_cb .Rectangle {X :0,Y :0,Width :_edaca .Width ,Height :_edaca .Height ,FillEnabled :_edaca .FillEnabled ,FillColor :_edaca .FillColor ,BorderEnabled :_edaca .BorderEnabled ,BorderWidth :2*_edaca .BorderWidth ,BorderColor :_edaca .BorderColor ,Opacity :_edaca .Opacity };
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_geac ,_cfcb ,_fdc :=_egdc .Draw (_cadc );if _fdc !=nil {return nil ,nil ,nil ,_fdc ;};_cade :=&_gc .PdfRectangle {};_cade .Llx =_edaca .X +_cfcb .Llx ;_cade .Lly =_edaca .Y +_cfcb .Lly ;_cade .Urx =_edaca .X +_cfcb .Urx ;_cade .Ury =_edaca .Y +_cfcb .Ury ;
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return _geac ,_cfcb ,_cade ,nil ;};
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// AppearanceFont represents a font used for generating the appearance of a
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// field in the filling/flattening process.
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type AppearanceFont struct{
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// Name represents the name of the font which will be added to the
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// AcroForm resources (DR).
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Name string ;
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// Font represents the actual font used for the field appearance.
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Font *_gc .PdfFont ;
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// Size represents the size of the font used for the field appearance.
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// If the font size is 0, the value of the FallbackSize field of the
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// AppearanceFontStyle is used, if set. Otherwise, the font size is
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// calculated based on the available annotation height and on the
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// AutoFontSizeFraction field of the AppearanceStyle.
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Size float64 ;};
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2023-07-28 12:14:31 +00:00
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// SignatureImagePosition specifies the image signature location relative to the text signature.
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// If text signature is not defined, this position will be ignored.
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2023-08-03 17:30:04 +00:00
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type SignatureImagePosition int ;
|
2023-04-06 19:57:40 +00:00
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2023-08-03 17:30:04 +00:00
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// Style returns the appearance style of `fa`. If not specified, returns default style.
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func (_efbe ImageFieldAppearance )Style ()AppearanceStyle {if _efbe ._bagd !=nil {return *_efbe ._bagd ;};return AppearanceStyle {BorderSize :0.0,BorderColor :_gc .NewPdfColorDeviceGray (0),FillColor :_gc .NewPdfColorDeviceGray (1),DrawAlignmentReticle :false };
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};func _cge (_ecff []float64 )[]float64 {var (_gbff =len (_ecff );_deeff =make ([]float64 ,_gbff );_fcd =make ([]float64 ,_gbff ););_gaff :=2.0;_deeff [0]=_ecff [0]/_gaff ;for _dba :=1;_dba < _gbff ;_dba ++{_fcd [_dba ]=1/_gaff ;if _dba < _gbff -1{_gaff =4.0;
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}else {_gaff =3.5;};_gaff -=_fcd [_dba ];_deeff [_dba ]=(_ecff [_dba ]-_deeff [_dba -1])/_gaff ;};for _gaae :=1;_gaae < _gbff ;_gaae ++{_deeff [_gbff -_gaae -1]-=_fcd [_gbff -_gaae ]*_deeff [_gbff -_gaae ];};return _deeff ;};
|
2023-04-06 19:57:40 +00:00
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|
2023-08-03 17:30:04 +00:00
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// RectangleAnnotationDef is a rectangle defined with a specified Width and Height and a lower left corner at (X,Y).
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// The rectangle can optionally have a border and a filling color.
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// The Width/Height includes the border (if any specified).
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type RectangleAnnotationDef struct{X float64 ;Y float64 ;Width float64 ;Height float64 ;FillEnabled bool ;FillColor *_gc .PdfColorDeviceRGB ;BorderEnabled bool ;BorderWidth float64 ;BorderColor *_gc .PdfColorDeviceRGB ;Opacity float64 ;};
|
2023-07-28 12:14:31 +00:00
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|
2023-08-03 17:30:04 +00:00
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// NewCheckboxField generates a new checkbox field with partial name `name` at location `rect`
|
2023-07-28 12:14:31 +00:00
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|
// on specified `page` and with field specific options `opt`.
|
2023-08-03 17:30:04 +00:00
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|
func NewCheckboxField (page *_gc .PdfPage ,name string ,rect []float64 ,opt CheckboxFieldOptions )(*_gc .PdfFieldButton ,error ){if page ==nil {return nil ,_gg .New ("\u0070a\u0067e\u0020\u006e\u006f\u0074\u0020s\u0070\u0065c\u0069\u0066\u0069\u0065\u0064");
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};if len (name )<=0{return nil ,_gg .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 ,_gg .New ("\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u0072\u0061\u006e\u0067\u0065");
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|
};_gcdc ,_ceed :=_gc .NewStandard14Font (_gc .ZapfDingbatsName );if _ceed !=nil {return nil ,_ceed ;};_dega :=_gc .NewPdfField ();_bcg :=&_gc .PdfFieldButton {};_dega .SetContext (_bcg );_bcg .PdfField =_dega ;_bcg .T =_de .MakeString (name );_bcg .SetType (_gc .ButtonTypeCheckbox );
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_fgafc :="\u004f\u0066\u0066";if opt .Checked {_fgafc ="\u0059\u0065\u0073";};_bcg .V =_de .MakeName (_fgafc );_gfg :=_gc .NewPdfAnnotationWidget ();_gfg .Rect =_de .MakeArrayFromFloats (rect );_gfg .P =page .ToPdfObject ();_gfg .F =_de .MakeInteger (4);
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_gfg .Parent =_bcg .ToPdfObject ();_agec :=rect [2]-rect [0];_ggee :=rect [3]-rect [1];var _fccf _f .Buffer ;_fccf .WriteString ("\u0071\u000a");_fccf .WriteString ("\u0030 \u0030\u0020\u0031\u0020\u0072\u0067\n");_fccf .WriteString ("\u0042\u0054\u000a");
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_fccf .WriteString ("\u002f\u005a\u0061D\u0062\u0020\u0031\u0032\u0020\u0054\u0066\u000a");_fccf .WriteString ("\u0045\u0054\u000a");_fccf .WriteString ("\u0051\u000a");_faaf :=_fb .NewContentCreator ();_faaf .Add_q ();_faaf .Add_rg (0,0,1);_faaf .Add_BT ();
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_faaf .Add_Tf (*_de .MakeName ("\u005a\u0061\u0044\u0062"),12);_faaf .Add_Td (0,0);_faaf .Add_ET ();_faaf .Add_Q ();_gadd :=_gc .NewXObjectForm ();_gadd .SetContentStream (_faaf .Bytes (),_de .NewRawEncoder ());_gadd .BBox =_de .MakeArrayFromFloats ([]float64 {0,0,_agec ,_ggee });
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|
_gadd .Resources =_gc .NewPdfPageResources ();_gadd .Resources .SetFontByName ("\u005a\u0061\u0044\u0062",_gcdc .ToPdfObject ());_faaf =_fb .NewContentCreator ();_faaf .Add_q ();_faaf .Add_re (0,0,_agec ,_ggee );_faaf .Add_W ().Add_n ();_faaf .Add_rg (0,0,1);
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|
_faaf .Translate (0,3.0);_faaf .Add_BT ();_faaf .Add_Tf (*_de .MakeName ("\u005a\u0061\u0044\u0062"),12);_faaf .Add_Td (0,0);_faaf .Add_Tj (*_de .MakeString ("\u0034"));_faaf .Add_ET ();_faaf .Add_Q ();_fccg :=_gc .NewXObjectForm ();_fccg .SetContentStream (_faaf .Bytes (),_de .NewRawEncoder ());
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|
_fccg .BBox =_de .MakeArrayFromFloats ([]float64 {0,0,_agec ,_ggee });_fccg .Resources =_gc .NewPdfPageResources ();_fccg .Resources .SetFontByName ("\u005a\u0061\u0044\u0062",_gcdc .ToPdfObject ());_dcce :=_de .MakeDict ();_dcce .Set ("\u004f\u0066\u0066",_gadd .ToPdfObject ());
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|
_dcce .Set ("\u0059\u0065\u0073",_fccg .ToPdfObject ());_gbg :=_de .MakeDict ();_gbg .Set ("\u004e",_dcce );_gfg .AP =_gbg ;_gfg .AS =_de .MakeName (_fgafc );_bcg .Annotations =append (_bcg .Annotations ,_gfg );return _bcg ,nil ;};
|
2023-07-28 12:14:31 +00:00
|
|
|
|
|
|
|
|
// NewSignatureLine returns a new signature line displayed as a part of the
|
|
|
|
|
// signature field appearance.
|
2023-08-03 17:30:04 +00:00
|
|
|
func NewSignatureLine (desc ,text string )*SignatureLine {return &SignatureLine {Desc :desc ,Text :text };};
|
2023-07-28 12:14:31 +00:00
|
|
|
|
2023-08-03 17:30:04 +00:00
|
|
|
// ImageFieldAppearance implements interface model.FieldAppearanceGenerator and generates appearance streams
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|
|
|
|
// for attaching an image to a button field.
|
|
|
|
|
type ImageFieldAppearance struct{OnlyIfMissing bool ;_bagd *AppearanceStyle ;};
|
2023-07-28 12:14:31 +00:00
|
|
|
|
2023-08-03 17:30:04 +00:00
|
|
|
// SignatureLine represents a line of information in the signature field appearance.
|
|
|
|
|
type SignatureLine struct{Desc string ;Text string ;};
|
2023-07-28 12:14:31 +00:00
|
|
|
|
|
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|
|
// AppearanceStyle defines style parameters for appearance stream generation.
|
|
|
|
|
type AppearanceStyle struct{
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|
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|
|
// How much of Rect height to fill when autosizing text.
|
|
|
|
|
AutoFontSizeFraction float64 ;
|
|
|
|
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|
|
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|
|
// CheckmarkRune is a rune used for check mark in checkboxes (for ZapfDingbats font).
|
2023-08-03 17:30:04 +00:00
|
|
|
CheckmarkRune rune ;BorderSize float64 ;BorderColor _gc .PdfColor ;FillColor _gc .PdfColor ;
|
2023-07-28 12:14:31 +00:00
|
|
|
|
|
|
|
|
// Multiplier for lineheight for multi line text.
|
|
|
|
|
MultilineLineHeight float64 ;MultilineVAlignMiddle bool ;
|
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|
|
|
|
|
|
|
|
// 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).
|
2023-08-03 17:30:04 +00:00
|
|
|
MarginLeft *float64 ;};func (_bgf *AppearanceStyle )applyAppearanceCharacteristics (_dead *_de .PdfObjectDictionary ,_eba *_de .PdfObjectDictionary ,_bdac *_gc .PdfFont )error {if !_bgf .AllowMK {return nil ;};if CA ,_ffgd :=_de .GetString (_dead .Get ("\u0043\u0041"));
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|
|
|
|
_ffgd &&_bdac !=nil {_gbdb :=CA .Bytes ();if len (_gbdb )!=0{_cbc :=[]rune (_bdac .Encoder ().Decode (_gbdb ));if len (_cbc )==1{_bgf .CheckmarkRune =_cbc [0];};};};if BC ,_ada :=_de .GetArray (_dead .Get ("\u0042\u0043"));_ada {_daf ,_gfb :=BC .ToFloat64Array ();
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|
|
|
|
if _gfb !=nil {return _gfb ;};switch len (_daf ){case 1:_bgf .BorderColor =_gc .NewPdfColorDeviceGray (_daf [0]);case 3:_bgf .BorderColor =_gc .NewPdfColorDeviceRGB (_daf [0],_daf [1],_daf [2]);case 4:_bgf .BorderColor =_gc .NewPdfColorDeviceCMYK (_daf [0],_daf [1],_daf [2],_daf [3]);
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|
|
default:_c .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 (_daf ));
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|
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|
|
};if _eba !=nil {if _bcff ,_gcgd :=_de .GetNumberAsFloat (_eba .Get ("\u0057"));_gcgd ==nil {_bgf .BorderSize =_bcff ;};};};if BG ,_ffd :=_de .GetArray (_dead .Get ("\u0042\u0047"));_ffd {_dgbf ,_bfbc :=BG .ToFloat64Array ();if _bfbc !=nil {return _bfbc ;
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|
|
|
|
};switch len (_dgbf ){case 1:_bgf .FillColor =_gc .NewPdfColorDeviceGray (_dgbf [0]);case 3:_bgf .FillColor =_gc .NewPdfColorDeviceRGB (_dgbf [0],_dgbf [1],_dgbf [2]);case 4:_bgf .FillColor =_gc .NewPdfColorDeviceCMYK (_dgbf [0],_dgbf [1],_dgbf [2],_dgbf [3]);
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|
|
default:_c .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 (_dgbf ));
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|
|
};};return nil ;};func _eb (_b CircleAnnotationDef ,_afc string )([]byte ,*_gc .PdfRectangle ,*_gc .PdfRectangle ,error ){_bg :=_cb .Circle {X :_b .X ,Y :_b .Y ,Width :_b .Width ,Height :_b .Height ,FillEnabled :_b .FillEnabled ,FillColor :_b .FillColor ,BorderEnabled :_b .BorderEnabled ,BorderWidth :_b .BorderWidth ,BorderColor :_b .BorderColor ,Opacity :_b .Opacity };
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|
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|
|
_ggcd ,_gd ,_ba :=_bg .Draw (_afc );if _ba !=nil {return nil ,nil ,nil ,_ba ;};_ecc :=&_gc .PdfRectangle {};_ecc .Llx =_b .X +_gd .Llx ;_ecc .Lly =_b .Y +_gd .Lly ;_ecc .Urx =_b .X +_gd .Urx ;_ecc .Ury =_b .Y +_gd .Ury ;return _ggcd ,_gd ,_ecc ,nil ;};
|
2023-05-29 17:26:33 +00:00
|
|
|
|
2023-07-28 12:14:31 +00:00
|
|
|
|
2023-08-03 17:30:04 +00:00
|
|
|
// SetStyle applies appearance `style` to `fa`.
|
|
|
|
|
func (_eac *FieldAppearance )SetStyle (style AppearanceStyle ){_eac ._gee =&style };
|
2023-07-28 12:14:31 +00:00
|
|
|
|
2023-08-03 17:30:04 +00:00
|
|
|
// InkAnnotationDef holds base information for constructing an ink annotation.
|
|
|
|
|
type InkAnnotationDef struct{
|
2023-07-28 12:14:31 +00:00
|
|
|
|
2023-08-03 17:30:04 +00:00
|
|
|
// Paths is the array of stroked paths which compose the annotation.
|
|
|
|
|
Paths []_cb .Path ;
|
2023-07-28 12:14:31 +00:00
|
|
|
|
2023-08-03 17:30:04 +00:00
|
|
|
// Color is the color of the line. Default to black.
|
|
|
|
|
Color *_gc .PdfColorDeviceRGB ;
|
2023-06-30 13:19:48 +00:00
|
|
|
|
2023-08-03 17:30:04 +00:00
|
|
|
// LineWidth is the width of the line.
|
|
|
|
|
LineWidth float64 ;};
|
