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Diffstat (limited to 'src/3rdparty/freetype/src/base/ftglyph.c')
-rw-r--r--src/3rdparty/freetype/src/base/ftglyph.c124
1 files changed, 61 insertions, 63 deletions
diff --git a/src/3rdparty/freetype/src/base/ftglyph.c b/src/3rdparty/freetype/src/base/ftglyph.c
index 3505d6dde9..ac178c41be 100644
--- a/src/3rdparty/freetype/src/base/ftglyph.c
+++ b/src/3rdparty/freetype/src/base/ftglyph.c
@@ -4,7 +4,7 @@
/* */
/* FreeType convenience functions to handle glyphs (body). */
/* */
-/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2007, 2008 by */
+/* Copyright 1996-2005, 2007, 2008, 2010, 2012-2014 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -29,6 +29,8 @@
#include <ft2build.h>
+#include FT_INTERNAL_DEBUG_H
+
#include FT_GLYPH_H
#include FT_OUTLINE_H
#include FT_BITMAP_H
@@ -65,7 +67,7 @@
if ( slot->format != FT_GLYPH_FORMAT_BITMAP )
{
- error = FT_Err_Invalid_Glyph_Format;
+ error = FT_THROW( Invalid_Glyph_Format );
goto Exit;
}
@@ -166,7 +168,7 @@
/* check format in glyph slot */
if ( slot->format != FT_GLYPH_FORMAT_OUTLINE )
{
- error = FT_Err_Invalid_Glyph_Format;
+ error = FT_THROW( Invalid_Glyph_Format );
goto Exit;
}
@@ -254,7 +256,7 @@
}
- FT_DEFINE_GLYPH( ft_outline_glyph_class,
+ FT_DEFINE_GLYPH( ft_outline_glyph_class,
sizeof ( FT_OutlineGlyphRec ),
FT_GLYPH_FORMAT_OUTLINE,
@@ -282,7 +284,7 @@
{
FT_Memory memory = library->memory;
FT_Error error;
- FT_Glyph glyph;
+ FT_Glyph glyph = NULL;
*aglyph = 0;
@@ -312,17 +314,17 @@
/* check arguments */
- if ( !target )
+ if ( !target || !source || !source->clazz )
{
- error = FT_Err_Invalid_Argument;
+ error = FT_THROW( Invalid_Argument );
goto Exit;
}
- *target = 0;
+ *target = NULL;
if ( !source || !source->clazz )
{
- error = FT_Err_Invalid_Argument;
+ error = FT_THROW( Invalid_Argument );
goto Exit;
}
@@ -357,16 +359,16 @@
FT_Error error;
FT_Glyph glyph;
- const FT_Glyph_Class* clazz = 0;
+ const FT_Glyph_Class* clazz = NULL;
if ( !slot )
- return FT_Err_Invalid_Slot_Handle;
+ return FT_THROW( Invalid_Slot_Handle );
library = slot->library;
if ( !aglyph )
- return FT_Err_Invalid_Argument;
+ return FT_THROW( Invalid_Argument );
/* if it is a bitmap, that's easy :-) */
if ( slot->format == FT_GLYPH_FORMAT_BITMAP )
@@ -388,7 +390,7 @@
if ( !clazz )
{
- error = FT_Err_Invalid_Glyph_Format;
+ error = FT_THROW( Invalid_Glyph_Format );
goto Exit;
}
@@ -422,15 +424,16 @@
FT_Matrix* matrix,
FT_Vector* delta )
{
- const FT_Glyph_Class* clazz;
- FT_Error error = FT_Err_Ok;
+ FT_Error error = FT_Err_Ok;
if ( !glyph || !glyph->clazz )
- error = FT_Err_Invalid_Argument;
+ error = FT_THROW( Invalid_Argument );
else
{
- clazz = glyph->clazz;
+ const FT_Glyph_Class* clazz = glyph->clazz;
+
+
if ( clazz->glyph_transform )
{
/* transform glyph image */
@@ -441,7 +444,7 @@
FT_Vector_Transform( &glyph->advance, matrix );
}
else
- error = FT_Err_Invalid_Glyph_Format;
+ error = FT_THROW( Invalid_Glyph_Format );
}
return error;
}
@@ -464,38 +467,33 @@
if ( !glyph || !glyph->clazz )
return;
- else
+
+ clazz = glyph->clazz;
+ if ( !clazz->glyph_bbox )
+ return;
+
+ /* retrieve bbox in 26.6 coordinates */
+ clazz->glyph_bbox( glyph, acbox );
+
+ /* perform grid fitting if needed */
+ if ( bbox_mode == FT_GLYPH_BBOX_GRIDFIT ||
+ bbox_mode == FT_GLYPH_BBOX_PIXELS )
{
- clazz = glyph->clazz;
- if ( !clazz->glyph_bbox )
- return;
- else
- {
- /* retrieve bbox in 26.6 coordinates */
- clazz->glyph_bbox( glyph, acbox );
-
- /* perform grid fitting if needed */
- if ( bbox_mode == FT_GLYPH_BBOX_GRIDFIT ||
- bbox_mode == FT_GLYPH_BBOX_PIXELS )
- {
- acbox->xMin = FT_PIX_FLOOR( acbox->xMin );
- acbox->yMin = FT_PIX_FLOOR( acbox->yMin );
- acbox->xMax = FT_PIX_CEIL( acbox->xMax );
- acbox->yMax = FT_PIX_CEIL( acbox->yMax );
- }
-
- /* convert to integer pixels if needed */
- if ( bbox_mode == FT_GLYPH_BBOX_TRUNCATE ||
- bbox_mode == FT_GLYPH_BBOX_PIXELS )
- {
- acbox->xMin >>= 6;
- acbox->yMin >>= 6;
- acbox->xMax >>= 6;
- acbox->yMax >>= 6;
- }
- }
+ acbox->xMin = FT_PIX_FLOOR( acbox->xMin );
+ acbox->yMin = FT_PIX_FLOOR( acbox->yMin );
+ acbox->xMax = FT_PIX_CEIL( acbox->xMax );
+ acbox->yMax = FT_PIX_CEIL( acbox->yMax );
+ }
+
+ /* convert to integer pixels if needed */
+ if ( bbox_mode == FT_GLYPH_BBOX_TRUNCATE ||
+ bbox_mode == FT_GLYPH_BBOX_PIXELS )
+ {
+ acbox->xMin >>= 6;
+ acbox->yMin >>= 6;
+ acbox->xMax >>= 6;
+ acbox->yMax >>= 6;
}
- return;
}
@@ -510,47 +508,47 @@
FT_GlyphSlotRec dummy;
FT_GlyphSlot_InternalRec dummy_internal;
FT_Error error = FT_Err_Ok;
- FT_Glyph glyph;
+ FT_Glyph b, glyph;
FT_BitmapGlyph bitmap = NULL;
-
const FT_Glyph_Class* clazz;
-#ifdef FT_CONFIG_OPTION_PIC
- FT_Library library = FT_GLYPH( glyph )->library;
-#endif
+ /* FT_BITMAP_GLYPH_CLASS_GET dereferences `library' in PIC mode */
+ FT_Library library;
/* check argument */
if ( !the_glyph )
goto Bad;
-
- /* we render the glyph into a glyph bitmap using a `dummy' glyph slot */
- /* then calling FT_Render_Glyph_Internal() */
-
glyph = *the_glyph;
if ( !glyph )
goto Bad;
- clazz = glyph->clazz;
+ clazz = glyph->clazz;
+ library = glyph->library;
+ if ( !library || !clazz )
+ goto Bad;
/* when called with a bitmap glyph, do nothing and return successfully */
if ( clazz == FT_BITMAP_GLYPH_CLASS_GET )
goto Exit;
- if ( !clazz || !clazz->glyph_prepare )
+ if ( !clazz->glyph_prepare )
goto Bad;
+ /* we render the glyph into a glyph bitmap using a `dummy' glyph slot */
+ /* then calling FT_Render_Glyph_Internal() */
+
FT_MEM_ZERO( &dummy, sizeof ( dummy ) );
FT_MEM_ZERO( &dummy_internal, sizeof ( dummy_internal ) );
dummy.internal = &dummy_internal;
- dummy.library = glyph->library;
+ dummy.library = library;
dummy.format = clazz->glyph_format;
/* create result bitmap glyph */
- error = ft_new_glyph( glyph->library, FT_BITMAP_GLYPH_CLASS_GET,
- (FT_Glyph*)(void*)&bitmap );
+ error = ft_new_glyph( library, FT_BITMAP_GLYPH_CLASS_GET, &b );
if ( error )
goto Exit;
+ bitmap = (FT_BitmapGlyph)b;
#if 1
/* if `origin' is set, translate the glyph image */
@@ -600,7 +598,7 @@
return error;
Bad:
- error = FT_Err_Invalid_Argument;
+ error = FT_THROW( Invalid_Argument );
goto Exit;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-19 08:16:29 +0000