Update bundled FreeType to 2.5.5

Removed everything, imported with help of import_from_tarball.sh script,
and then added a pre-generated builds/unix/ftconfig.h

Task-number: QTBUG-44648
Change-Id: Iea948e41f7761f1580382b3763d04c7a61383382
Reviewed-by: Lars Knoll <lars.knoll@digia.com>

1 files changed, 98 insertions, 13 deletions

diff --git a/src/3rdparty/freetype/src/truetype/ttinterp.h b/src/3rdparty/freetype/src/truetype/ttinterp.h
index 07a8972cb3..333decc6a6 100644
--- a/src/3rdparty/freetype/src/truetype/ttinterp.h
+++ b/src/3rdparty/freetype/src/truetype/ttinterp.h
@@ -4,7 +4,7 @@
 /*                                                                         */
 /*    TrueType bytecode interpreter (specification).                       */
 /*                                                                         */
-/*  Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007 by             */
+/*  Copyright 1996-2007, 2010, 2012-2014 by                                */
 /*  David Turner, Robert Wilhelm, and Werner Lemberg.                      */
 /*                                                                         */
 /*  This file is part of the FreeType project, and may only be used,       */
@@ -81,6 +81,10 @@ FT_BEGIN_HEADER
   (*TT_Project_Func)( EXEC_OP_ FT_Pos   dx,
                                FT_Pos   dy );
 
+  /* getting current ppem.  Take care of non-square pixels if necessary */
+  typedef FT_Long
+  (*TT_Cur_Ppem_Func)( EXEC_OP );
+
   /* reading a cvt value.  Take care of non-square pixels if necessary */
   typedef FT_F26Dot6
   (*TT_Get_CVT_Func)( EXEC_OP_ FT_ULong  idx );
@@ -101,11 +105,54 @@ FT_BEGIN_HEADER
     FT_Int   Caller_Range;
     FT_Long  Caller_IP;
     FT_Long  Cur_Count;
-    FT_Long  Cur_Restart;
+
+    TT_DefRecord  *Def; /* either FDEF or IDEF */
 
   } TT_CallRec, *TT_CallStack;
 
 
+#ifdef TT_CONFIG_OPTION_SUBPIXEL_HINTING
+
+  /*************************************************************************/
+  /*                                                                       */
+  /* These structures define rules used to tweak subpixel hinting for      */
+  /* various fonts.  "", 0, "", NULL value indicates to match any value.   */
+  /*                                                                       */
+
+#define SPH_MAX_NAME_SIZE      32
+#define SPH_MAX_CLASS_MEMBERS  100
+
+  typedef struct  SPH_TweakRule_
+  {
+    const char      family[SPH_MAX_NAME_SIZE];
+    const FT_UInt   ppem;
+    const char      style[SPH_MAX_NAME_SIZE];
+    const FT_ULong  glyph;
+
+  } SPH_TweakRule;
+
+
+  typedef struct  SPH_ScaleRule_
+  {
+    const char      family[SPH_MAX_NAME_SIZE];
+    const FT_UInt   ppem;
+    const char      style[SPH_MAX_NAME_SIZE];
+    const FT_ULong  glyph;
+    const FT_ULong  scale;
+
+  } SPH_ScaleRule;
+
+
+  typedef struct  SPH_Font_Class_
+  {
+    const char  name[SPH_MAX_NAME_SIZE];
+    const char  member[SPH_MAX_CLASS_MEMBERS][SPH_MAX_NAME_SIZE];
+
+  } SPH_Font_Class;
+
+#endif /* TT_CONFIG_OPTION_SUBPIXEL_HINTING */
+
+
   /*************************************************************************/
   /*                                                                       */
   /* The main structure for the interpreter which collects all necessary   */
@@ -150,7 +197,7 @@ FT_BEGIN_HEADER
 
     FT_Bool            step_ins;  /* true if the interpreter must */
                                   /* increment IP after ins. exec */
-    FT_Long            cvtSize;
+    FT_ULong           cvtSize;
     FT_Long*           cvt;
 
     FT_UInt            glyphSize; /* glyph instructions buffer size */
@@ -185,11 +232,6 @@ FT_BEGIN_HEADER
     FT_F26Dot6         phase;      /* `SuperRounding'     */
     FT_F26Dot6         threshold;
 
-#if 0
-    /* this seems to be unused */
-    FT_Int             cur_ppem;   /* ppem along the current proj vector */
-#endif
-
     FT_Bool            instruction_trap; /* If `True', the interpreter will */
                                          /* exit after each instruction     */
 
@@ -211,34 +253,74 @@ FT_BEGIN_HEADER
     TT_Move_Func       func_move;      /* current point move function */
     TT_Move_Func       func_move_orig; /* move original position function */
 
+    TT_Cur_Ppem_Func   func_cur_ppem;  /* get current proj. ppem value  */
+
     TT_Get_CVT_Func    func_read_cvt;  /* read a cvt entry              */
     TT_Set_CVT_Func    func_write_cvt; /* write a cvt entry (in pixels) */
     TT_Set_CVT_Func    func_move_cvt;  /* incr a cvt entry (in pixels)  */
 
     FT_Bool            grayscale;      /* are we hinting for grayscale? */
 
+#ifdef TT_CONFIG_OPTION_SUBPIXEL_HINTING
+    TT_Round_Func      func_round_sphn;   /* subpixel rounding function */
+
+    FT_Bool            subpixel;          /* Using subpixel hinting?       */
+    FT_Bool            ignore_x_mode;     /* Standard rendering mode for   */
+                                          /* subpixel hinting.  On if gray */
+                                          /* or subpixel hinting is on.    */
+
+    /* The following 4 aren't fully implemented but here for MS rasterizer */
+    /* compatibility.                                                      */
+    FT_Bool            compatible_widths;     /* compatible widths?        */
+    FT_Bool            symmetrical_smoothing; /* symmetrical_smoothing?    */
+    FT_Bool            bgr;                   /* bgr instead of rgb?       */
+    FT_Bool            subpixel_positioned;   /* subpixel positioned       */
+                                              /* (DirectWrite ClearType)?  */
+
+    FT_Int             rasterizer_version;    /* MS rasterizer version     */
+
+    FT_Bool            iup_called;            /* IUP called for glyph?     */
+
+    FT_ULong           sph_tweak_flags;       /* flags to control          */
+                                              /* hint tweaks               */
+
+    FT_ULong           sph_in_func_flags;     /* flags to indicate if in   */
+                                              /* special functions         */
+
+#endif /* TT_CONFIG_OPTION_SUBPIXEL_HINTING */
+
   } TT_ExecContextRec;
 
 
   extern const TT_GraphicsState  tt_default_graphics_state;
 
 
-  FT_LOCAL( FT_Error )
+#ifdef TT_USE_BYTECODE_INTERPRETER
+  FT_LOCAL( void )
   TT_Goto_CodeRange( TT_ExecContext  exec,
                      FT_Int          range,
                      FT_Long         IP );
 
-  FT_LOCAL( FT_Error )
+  FT_LOCAL( void )
   TT_Set_CodeRange( TT_ExecContext  exec,
                     FT_Int          range,
                     void*           base,
                     FT_Long         length );
 
-  FT_LOCAL( FT_Error )
+  FT_LOCAL( void )
   TT_Clear_CodeRange( TT_ExecContext  exec,
                       FT_Int          range );
 
 
+  FT_LOCAL( FT_Error )
+  Update_Max( FT_Memory  memory,
+              FT_ULong*  size,
+              FT_Long    multiplier,
+              void*      _pbuff,
+              FT_ULong   new_max );
+#endif /* TT_USE_BYTECODE_INTERPRETER */
+
+
   /*************************************************************************/
   /*                                                                       */
   /* <Function>                                                            */
@@ -261,7 +343,9 @@ FT_BEGIN_HEADER
   FT_EXPORT( TT_ExecContext )
   TT_New_Context( TT_Driver  driver );
 
-  FT_LOCAL( FT_Error )
+
+#ifdef TT_USE_BYTECODE_INTERPRETER
+  FT_LOCAL( void )
   TT_Done_Context( TT_ExecContext  exec );
 
   FT_LOCAL( FT_Error )
@@ -269,13 +353,14 @@ FT_BEGIN_HEADER
                    TT_Face         face,
                    TT_Size         size );
 
-  FT_LOCAL( FT_Error )
+  FT_LOCAL( void )
   TT_Save_Context( TT_ExecContext  exec,
                    TT_Size         ins );
 
   FT_LOCAL( FT_Error )
   TT_Run_Context( TT_ExecContext  exec,
                   FT_Bool         debug );
+#endif /* TT_USE_BYTECODE_INTERPRETER */
 
 
   /*************************************************************************/