#include <ft2build.h>
#include "pfrdrivr.h"
#include "pfrobjs.h"
#include "pfrerror.h"

Include dependency graph for pfrdrivr.c:

This graph shows which files directly or indirectly include this file:

Functions
	pfr_get_kerning (FT_Face pfrface, FT_UInt left, FT_UInt right, FT_Vector *avector)

	pfr_get_advance (FT_Face pfrface, FT_UInt gindex, FT_Pos *anadvance)

	pfr_get_metrics (FT_Face pfrface, FT_UInt anoutline_resolution, FT_UInt ametrics_resolution, FT_Fixed ametrics_x_scale, FT_Fixed ametrics_y_scale)

	pfr_get_service (FT_Module module, const FT_String *service_id)

Variables
static const FT_Service_PfrMetricsRec	pfr_metrics_service_rec

static const FT_ServiceDescRec	pfr_services []

FT_CALLBACK_TABLE_DEF const FT_Driver_ClassRec	pfr_driver_class

Function Documentation

◆ pfr_get_advance()

pfr_get_advance	(	FT_Face	pfrface,
		FT_UInt	gindex,
		FT_Pos *	anadvance
	)

Definition at line 66 of file pfrdrivr.c.

  {
    PFR_Face  face  = (PFR_Face)pfrface;
    FT_Error  error = FT_ERR( Invalid_Argument );
 
 
    *anadvance = 0;
 
    if ( !gindex )
      goto Exit;
 
    gindex--;
 
    if ( face )
    {
      PFR_PhyFont  phys = &face->phy_font;
 
 
      if ( gindex < phys->num_chars )
      {
        *anadvance = phys->chars[gindex].advance;
        error      = FT_Err_Ok;
      }
    }
 
  Exit:
    return error;
  }

◆ pfr_get_kerning()

pfr_get_kerning	(	FT_Face	pfrface,
		FT_UInt	left,
		FT_UInt	right,
		FT_Vector *	avector
	)

Definition at line 31 of file pfrdrivr.c.

  {
    PFR_Face     face = (PFR_Face)pfrface;
    PFR_PhyFont  phys = &face->phy_font;
 
 
    (void)pfr_face_get_kerning( pfrface, left, right, avector );
 
    /* convert from metrics to outline units when necessary */
    if ( phys->outline_resolution != phys->metrics_resolution )
    {
      if ( avector->x != 0 )
        avector->x = FT_MulDiv( avector->x,
                                (FT_Long)phys->outline_resolution,
                                (FT_Long)phys->metrics_resolution );
 
      if ( avector->y != 0 )
        avector->y = FT_MulDiv( avector->y,
                                (FT_Long)phys->outline_resolution,
                                (FT_Long)phys->metrics_resolution );
    }
 
    return FT_Err_Ok;
  }

◆ pfr_get_metrics()

pfr_get_metrics	(	FT_Face	pfrface,
		FT_UInt *	anoutline_resolution,
		FT_UInt *	ametrics_resolution,
		FT_Fixed *	ametrics_x_scale,
		FT_Fixed *	ametrics_y_scale
	)

Definition at line 99 of file pfrdrivr.c.

  {
    PFR_Face     face = (PFR_Face)pfrface;
    PFR_PhyFont  phys = &face->phy_font;
    FT_Fixed     x_scale, y_scale;
    FT_Size      size = face->root.size;
 
 
    if ( anoutline_resolution )
      *anoutline_resolution = phys->outline_resolution;
 
    if ( ametrics_resolution )
      *ametrics_resolution = phys->metrics_resolution;
 
    x_scale = 0x10000L;
    y_scale = 0x10000L;
 
    if ( size )
    {
      x_scale = FT_DivFix( size->metrics.x_ppem << 6,
                           (FT_Long)phys->metrics_resolution );
 
      y_scale = FT_DivFix( size->metrics.y_ppem << 6,
                           (FT_Long)phys->metrics_resolution );
    }
 
    if ( ametrics_x_scale )
      *ametrics_x_scale = x_scale;
 
    if ( ametrics_y_scale )
      *ametrics_y_scale = y_scale;
 
    return FT_Err_Ok;
  }

◆ pfr_get_service()

pfr_get_service	(	FT_Module	module,
		const FT_String *	service_id
	)

Definition at line 162 of file pfrdrivr.c.

  {
    FT_UNUSED( module );
 
    return ft_service_list_lookup( pfr_services, service_id );
  }

Variable Documentation

◆ pfr_driver_class

FT_CALLBACK_TABLE_DEF const FT_Driver_ClassRec pfr_driver_class

Definition at line 172 of file pfrdrivr.c.

◆ pfr_metrics_service_rec

const FT_Service_PfrMetricsRec pfr_metrics_service_rec

static

Initial value:

=
  {
    pfr_get_metrics,          
    pfr_face_get_kerning,     
    pfr_get_advance           
  }

Definition at line 140 of file pfrdrivr.c.

◆ pfr_services

const FT_ServiceDescRec pfr_services[]