source/fonttypes.cc

   1 /* This file is part of Shapes.
   2  *
   3  * Shapes is free software: you can redistribute it and/or modify
   4  * it under the terms of the GNU General Public License as published by
   5  * the Free Software Foundation, either version 3 of the License, or
   6  * any later version.
   7  *
   8  * Shapes is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  * GNU General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License
  14  * along with Shapes.  If not, see <http://www.gnu.org/licenses/>.
  15  *
  16  * Copyright 2008 Henrik Tidefelt
  17  */
  18
  19 #include "fonttypes.h"
  20 #include "classtypes.h"
  21 #include "strrefdup.h"
  22 #include "fontmetrics.h"
  23 #include "pagecontentstates.h"
  24 #include "globals.h"
  25
  26 using namespace Shapes;
  27
  28
  29 Lang::Type3Glyph::Type3Glyph( Kind kind, CodeType code, const RefCountPtr< const char > & name, const RefCountPtr< const Lang::Drawable2D > & glyph, Concrete::Length widthX, Concrete::Length xmin, Concrete::Length ymin, Concrete::Length xmax, Concrete::Length ymax )
  30         : kind_( kind ), code_( code ), name_( name ), glyph_( glyph ),
  31                 widthX_( widthX ), xmin_( xmin ), ymin_( ymin ), xmax_( xmax ), ymax_( ymax )
  32 { }
  33
  34 Lang::Type3Glyph::~Type3Glyph( )
  35 { }
  36
  37 RefCountPtr< const Lang::Class > Lang::Type3Glyph::TypeID( new Lang::SystemFinalClass( strrefdup( "Glyph" ) ) );
  38 TYPEINFOIMPL( Type3Glyph );
  39
  40 RefCountPtr< const char >
  41 Lang::Type3Glyph::name( ) const
  42 {
  43         return name_;
  44 }
  45
  46 void
  47 Lang::Type3Glyph::enlargeBBox( double * dstXMin, double * dstYMin, double * dstXMax, double * dstYMax ) const
  48 {
  49         *dstXMin = std::min( *dstXMin, static_cast< double >( Concrete::Length::offtype( xmin_ ) ) );
  50         *dstYMin = std::min( *dstYMin, static_cast< double >( Concrete::Length::offtype( ymin_ ) ) );
  51         *dstXMax = std::max( *dstXMax, static_cast< double >( Concrete::Length::offtype( xmax_ ) ) );
  52         *dstYMax = std::max( *dstYMax, static_cast< double >( Concrete::Length::offtype( ymax_ ) ) );
  53 }
  54
  55 void
  56 Lang::Type3Glyph::setupMetric( FontMetrics::CharacterMetrics * metric, Physical< -1, 0 > invSize ) const
  57 {
  58         {
  59                 // I need to do a trick here to avoid a compiler tautology warning in case CodeType is unsigned char.
  60                 size_t dummy = code_;
  61                 if( dummy < 256 )
  62                         {
  63                                 metric->characterCode_ = code_;
  64                         }
  65         }
  66         metric->horizontalCharWidthX_ = widthX_ * invSize;
  67         metric->xmin_ = xmin_ * invSize;
  68         metric->ymin_ = ymin_ * invSize;
  69         metric->xmax_ = xmax_ * invSize;
  70         metric->ymax_ = ymax_ * invSize;
  71 }
  72
  73 void
  74 Lang::Type3Glyph::shipout( std::ostream & os, RefCountPtr< SimplePDF::PDF_Resources > resources ) const
  75 {
  76         if( kind_ == BASIC )
  77                 {
  78                         os << Concrete::Length::offtype( widthX_ ) << " 0 d0" << std::endl ;
  79                 }
  80         else
  81                 {
  82                         os << Concrete::Length::offtype( widthX_ ) << " 0 "
  83                                  << Concrete::Length::offtype( xmin_ ) << " " << Concrete::Length::offtype( ymin_ )
  84                                  << " " << Concrete::Length::offtype( xmax_ ) << " " << Concrete::Length::offtype( ymax_ ) << " d1" << std::endl ;
  85                 }
  86
  87         Concrete::Length the1bp( 1 );
  88
  89         Kernel::PageContentStates pdfState( resources );
  90         glyph_->shipout( os, & pdfState, Lang::THE_2D_IDENTITY );
  91 }
  92
  93 void
  94 Lang::Type3Glyph::gcMark( Kernel::GCMarkedSet & marked )
  95 {
  96         const_cast< Lang::Drawable2D * >( glyph_.getPtr( ) )->gcMark( marked );
  97 }