summaryrefslogtreecommitdiffstats
path: root/src/3rdparty/freetype/src/base/ftpsprop.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/3rdparty/freetype/src/base/ftpsprop.c')
-rw-r--r--src/3rdparty/freetype/src/base/ftpsprop.c285
1 files changed, 285 insertions, 0 deletions
diff --git a/src/3rdparty/freetype/src/base/ftpsprop.c b/src/3rdparty/freetype/src/base/ftpsprop.c
new file mode 100644
index 0000000000..459b5e6054
--- /dev/null
+++ b/src/3rdparty/freetype/src/base/ftpsprop.c
@@ -0,0 +1,285 @@
+/***************************************************************************/
+/* */
+/* ftpsprop.c */
+/* */
+/* Get and set properties of PostScript drivers (body). */
+/* See `ftdriver.h' for available properties. */
+/* */
+/* Copyright 2017-2018 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_DRIVER_H
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_POSTSCRIPT_AUX_H
+#include FT_INTERNAL_OBJECTS_H
+#include FT_INTERNAL_POSTSCRIPT_PROPS_H
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_psprops
+
+
+ FT_BASE_CALLBACK_DEF( FT_Error )
+ ps_property_set( FT_Module module, /* PS_Driver */
+ const char* property_name,
+ const void* value,
+ FT_Bool value_is_string )
+ {
+ FT_Error error = FT_Err_Ok;
+ PS_Driver driver = (PS_Driver)module;
+
+#ifndef FT_CONFIG_OPTION_ENVIRONMENT_PROPERTIES
+ FT_UNUSED( value_is_string );
+#endif
+
+
+ if ( !ft_strcmp( property_name, "darkening-parameters" ) )
+ {
+ FT_Int* darken_params;
+ FT_Int x1, y1, x2, y2, x3, y3, x4, y4;
+
+#ifdef FT_CONFIG_OPTION_ENVIRONMENT_PROPERTIES
+ FT_Int dp[8];
+
+
+ if ( value_is_string )
+ {
+ const char* s = (const char*)value;
+ char* ep;
+ int i;
+
+
+ /* eight comma-separated numbers */
+ for ( i = 0; i < 7; i++ )
+ {
+ dp[i] = (FT_Int)ft_strtol( s, &ep, 10 );
+ if ( *ep != ',' || s == ep )
+ return FT_THROW( Invalid_Argument );
+
+ s = ep + 1;
+ }
+
+ dp[7] = (FT_Int)ft_strtol( s, &ep, 10 );
+ if ( !( *ep == '\0' || *ep == ' ' ) || s == ep )
+ return FT_THROW( Invalid_Argument );
+
+ darken_params = dp;
+ }
+ else
+#endif
+ darken_params = (FT_Int*)value;
+
+ x1 = darken_params[0];
+ y1 = darken_params[1];
+ x2 = darken_params[2];
+ y2 = darken_params[3];
+ x3 = darken_params[4];
+ y3 = darken_params[5];
+ x4 = darken_params[6];
+ y4 = darken_params[7];
+
+ if ( x1 < 0 || x2 < 0 || x3 < 0 || x4 < 0 ||
+ y1 < 0 || y2 < 0 || y3 < 0 || y4 < 0 ||
+ x1 > x2 || x2 > x3 || x3 > x4 ||
+ y1 > 500 || y2 > 500 || y3 > 500 || y4 > 500 )
+ return FT_THROW( Invalid_Argument );
+
+ driver->darken_params[0] = x1;
+ driver->darken_params[1] = y1;
+ driver->darken_params[2] = x2;
+ driver->darken_params[3] = y2;
+ driver->darken_params[4] = x3;
+ driver->darken_params[5] = y3;
+ driver->darken_params[6] = x4;
+ driver->darken_params[7] = y4;
+
+ return error;
+ }
+
+ else if ( !ft_strcmp( property_name, "hinting-engine" ) )
+ {
+#if defined( CFF_CONFIG_OPTION_OLD_ENGINE ) || \
+ defined( T1_CONFIG_OPTION_OLD_ENGINE )
+ const char* module_name = module->clazz->module_name;
+#endif
+
+
+#ifdef FT_CONFIG_OPTION_ENVIRONMENT_PROPERTIES
+ if ( value_is_string )
+ {
+ const char* s = (const char*)value;
+
+
+ if ( !ft_strcmp( s, "adobe" ) )
+ driver->hinting_engine = FT_HINTING_ADOBE;
+
+#ifdef CFF_CONFIG_OPTION_OLD_ENGINE
+ else if ( !ft_strcmp( module_name, "cff" ) &&
+ !ft_strcmp( s, "freetype" ) )
+ driver->hinting_engine = FT_HINTING_FREETYPE;
+#endif
+
+#ifdef T1_CONFIG_OPTION_OLD_ENGINE
+ else if ( ( !ft_strcmp( module_name, "type1" ) ||
+ !ft_strcmp( module_name, "t1cid" ) ) &&
+ !ft_strcmp( s, "freetype" ) )
+ driver->hinting_engine = FT_HINTING_FREETYPE;
+#endif
+
+ else
+ return FT_THROW( Invalid_Argument );
+ }
+ else
+#endif /* FT_CONFIG_OPTION_ENVIRONMENT_PROPERTIES */
+ {
+ FT_UInt* hinting_engine = (FT_UInt*)value;
+
+
+ if ( *hinting_engine == FT_HINTING_ADOBE
+#ifdef CFF_CONFIG_OPTION_OLD_ENGINE
+ || ( *hinting_engine == FT_HINTING_FREETYPE &&
+ !ft_strcmp( module_name, "cff" ) )
+#endif
+#ifdef T1_CONFIG_OPTION_OLD_ENGINE
+ || ( *hinting_engine == FT_HINTING_FREETYPE &&
+ ( !ft_strcmp( module_name, "type1" ) ||
+ !ft_strcmp( module_name, "t1cid" ) ) )
+#endif
+ )
+ driver->hinting_engine = *hinting_engine;
+ else
+ error = FT_ERR( Unimplemented_Feature );
+
+ return error;
+ }
+ }
+
+ else if ( !ft_strcmp( property_name, "no-stem-darkening" ) )
+ {
+#ifdef FT_CONFIG_OPTION_ENVIRONMENT_PROPERTIES
+ if ( value_is_string )
+ {
+ const char* s = (const char*)value;
+ long nsd = ft_strtol( s, NULL, 10 );
+
+
+ if ( !nsd )
+ driver->no_stem_darkening = FALSE;
+ else
+ driver->no_stem_darkening = TRUE;
+ }
+ else
+#endif
+ {
+ FT_Bool* no_stem_darkening = (FT_Bool*)value;
+
+
+ driver->no_stem_darkening = *no_stem_darkening;
+ }
+
+ return error;
+ }
+
+ else if ( !ft_strcmp( property_name, "random-seed" ) )
+ {
+ FT_Int32 random_seed;
+
+
+#ifdef FT_CONFIG_OPTION_ENVIRONMENT_PROPERTIES
+ if ( value_is_string )
+ {
+ const char* s = (const char*)value;
+
+
+ random_seed = (FT_Int32)ft_strtol( s, NULL, 10 );
+ }
+ else
+#endif
+ random_seed = *(FT_Int32*)value;
+
+ if ( random_seed < 0 )
+ random_seed = 0;
+
+ driver->random_seed = random_seed;
+
+ return error;
+ }
+
+ FT_TRACE0(( "ps_property_set: missing property `%s'\n",
+ property_name ));
+ return FT_THROW( Missing_Property );
+ }
+
+
+ FT_BASE_CALLBACK_DEF( FT_Error )
+ ps_property_get( FT_Module module, /* PS_Driver */
+ const char* property_name,
+ void* value )
+ {
+ FT_Error error = FT_Err_Ok;
+ PS_Driver driver = (PS_Driver)module;
+
+
+ if ( !ft_strcmp( property_name, "darkening-parameters" ) )
+ {
+ FT_Int* darken_params = driver->darken_params;
+ FT_Int* val = (FT_Int*)value;
+
+
+ val[0] = darken_params[0];
+ val[1] = darken_params[1];
+ val[2] = darken_params[2];
+ val[3] = darken_params[3];
+ val[4] = darken_params[4];
+ val[5] = darken_params[5];
+ val[6] = darken_params[6];
+ val[7] = darken_params[7];
+
+ return error;
+ }
+
+ else if ( !ft_strcmp( property_name, "hinting-engine" ) )
+ {
+ FT_UInt hinting_engine = driver->hinting_engine;
+ FT_UInt* val = (FT_UInt*)value;
+
+
+ *val = hinting_engine;
+
+ return error;
+ }
+
+ else if ( !ft_strcmp( property_name, "no-stem-darkening" ) )
+ {
+ FT_Bool no_stem_darkening = driver->no_stem_darkening;
+ FT_Bool* val = (FT_Bool*)value;
+
+
+ *val = no_stem_darkening;
+
+ return error;
+ }
+
+ FT_TRACE0(( "ps_property_get: missing property `%s'\n",
+ property_name ));
+ return FT_THROW( Missing_Property );
+ }
+
+
+/* END */