20060303a

1 files changed, 105 insertions, 0 deletions

diff --git a/libfreetype/ftpfr.c b/libfreetype/ftpfr.c
new file mode 100644
index 00000000..bf2c2a2a
--- /dev/null
+++ b/libfreetype/ftpfr.c
@@ -0,0 +1,105 @@
+/***************************************************************************/
+/*                                                                         */
+/*  ftpfr.c                                                                */
+/*                                                                         */
+/*    FreeType API for accessing PFR-specific data                         */
+/*                                                                         */
+/*  Copyright 2002 by                                                      */
+/*  David Turner, Robert Wilhelm, and Werner Lemberg.                      */
+/*                                                                         */
+/*  This file is part of the FreeType project, and may only be used,       */
+/*  modified, and distributed under the terms of the FreeType project      */
+/*  license, LICENSE.TXT.  By continuing to use, modify, or distribute     */
+/*  this file you indicate that you have read the license and              */
+/*  understand and accept it fully.                                        */
+/*                                                                         */
+/***************************************************************************/
+
+#include <ft2build.h>
+#include FT_INTERNAL_PFR_H
+#include FT_INTERNAL_OBJECTS_H
+
+
+ /* check the format */
+  static FT_Error
+  ft_pfr_check( FT_Face           face,
+                FT_PFR_Service   *aservice )
+  {
+    FT_Error  error = FT_Err_Bad_Argument;
+
+    if ( face && face->driver )
+    {
+      FT_Module    module = (FT_Module) face->driver;
+      const char*  name   = module->clazz->module_name;
+
+      if ( name[0] == 'p' &&
+           name[1] == 'f' &&
+           name[2] == 'r' &&
+           name[4] == 0   )
+      {
+        *aservice = (FT_PFR_Service) module->clazz->module_interface;
+        error = 0;
+      }
+    }
+    return error;
+  }
+
+
+
+  FT_EXPORT_DEF( FT_Error )
+  FT_Get_PFR_Metrics( FT_Face     face,
+                      FT_UInt    *aoutline_resolution,
+                      FT_UInt    *ametrics_resolution,
+                      FT_Fixed   *ametrics_x_scale,
+                      FT_Fixed   *ametrics_y_scale )
+  {
+    FT_Error        error;
+    FT_PFR_Service  service;
+
+    error = ft_pfr_check( face, &service );
+    if ( !error )
+    {
+      error = service->get_metrics( face,
+                                    aoutline_resolution,
+                                    ametrics_resolution,
+                                    ametrics_x_scale,
+                                    ametrics_y_scale );
+    }
+    return error;
+  }
+
+  FT_EXPORT_DEF( FT_Error )
+  FT_Get_PFR_Kerning( FT_Face     face,
+                      FT_UInt     left,
+                      FT_UInt     right,
+                      FT_Vector  *avector )
+  {
+    FT_Error        error;
+    FT_PFR_Service  service;
+
+    error = ft_pfr_check( face, &service );
+    if ( !error )
+    {
+      error = service->get_kerning( face, left, right, avector );
+    }
+    return error;
+  }
+
+
+  FT_EXPORT_DEF( FT_Error )
+  FT_Get_PFR_Advance( FT_Face    face,
+                      FT_UInt    gindex,
+                      FT_Pos    *aadvance )
+  {
+    FT_Error        error;
+    FT_PFR_Service  service;
+
+    error = ft_pfr_check( face, &service );
+    if ( !error )
+    {
+      error = service->get_advance( face, gindex, aadvance );
+    }
+    return error;
+  }
+
+/* END */