forked from minhngoc25a/freetype2
Barebones of an SVG rendering module and making it part of the build system
This commit is contained in:
Moazin Khatti
parent
1ab8251ff1
commit
7915e5e102
|
|
@ -22,7 +22,8 @@ FT_USE_MODULE( FT_Driver_ClassRec, pcf_driver_class )
|
|||
FT_USE_MODULE( FT_Module_Class, psaux_module_class )
|
||||
FT_USE_MODULE( FT_Module_Class, psnames_module_class )
|
||||
FT_USE_MODULE( FT_Module_Class, pshinter_module_class )
|
||||
FT_USE_MODULE( FT_Renderer_Class, ft_raster1_renderer_class )
|
||||
FT_USE_MODULE( FT_Renderer_Class, ft_svg_renderer_class )
|
||||
/*FT_USE_MODULE( FT_Renderer_Class, ft_raster1_renderer_class )*/
|
||||
FT_USE_MODULE( FT_Module_Class, sfnt_module_class )
|
||||
FT_USE_MODULE( FT_Renderer_Class, ft_smooth_renderer_class )
|
||||
FT_USE_MODULE( FT_Renderer_Class, ft_smooth_lcd_renderer_class )
|
||||
|
|
|
|||
|
|
@ -99,6 +99,9 @@ RASTER_MODULES += raster
|
|||
# Anti-aliasing rasterizer.
|
||||
RASTER_MODULES += smooth
|
||||
|
||||
# OT-SVG
|
||||
RASTER_MODULES += svg
|
||||
|
||||
|
||||
####
|
||||
#### auxiliary modules
|
||||
|
|
|
|||
|
|
@ -4538,7 +4538,10 @@
|
|||
{
|
||||
case FT_GLYPH_FORMAT_BITMAP: /* already a bitmap, don't do anything */
|
||||
break;
|
||||
case FT_GLYPH_FORMAT_SVG: /* handle svg rendering */
|
||||
renderer = FT_Lookup_Renderer( library, slot->format, NULL );
|
||||
|
||||
break;
|
||||
default:
|
||||
if ( slot->internal->load_flags & FT_LOAD_COLOR )
|
||||
{
|
||||
|
|
|
|||
|
|
@ -0,0 +1,79 @@
|
|||
/****************************************************************************
|
||||
*
|
||||
* ftsvg.c
|
||||
*
|
||||
* The FreeType svg renderer interface (body).
|
||||
*
|
||||
* Copyright (C) 1996-2019 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 <stdio.h>
|
||||
|
||||
#include "ftsvg.h"
|
||||
|
||||
/* tmp hook injection */
|
||||
FT_Error
|
||||
tmp_svg_lib_init()
|
||||
{
|
||||
FT_Error error = FT_Err_Ok;
|
||||
printf("Init svg\n");
|
||||
return error;
|
||||
}
|
||||
|
||||
/* ft_svg_init */
|
||||
static FT_Error
|
||||
ft_svg_init( SVG_Renderer svg_module )
|
||||
{
|
||||
FT_Error error = FT_Err_Ok;
|
||||
SVG_RendererHooks hooks;
|
||||
|
||||
hooks.svg_lib_init = tmp_svg_lib_init;
|
||||
svg_module->hooks = hooks;
|
||||
svg_module->loaded = FALSE;
|
||||
|
||||
return error;
|
||||
}
|
||||
|
||||
static FT_Error
|
||||
ft_svg_render( FT_Renderer renderer,
|
||||
FT_GlyphSlot slot,
|
||||
FT_Render_Mode mode,
|
||||
const FT_Vector* origin )
|
||||
{
|
||||
SVG_Renderer renderer_ = (SVG_Renderer)renderer;
|
||||
if( renderer_->loaded == FALSE )
|
||||
renderer_->loaded = TRUE;
|
||||
renderer_->hooks.svg_lib_init();
|
||||
}
|
||||
|
||||
|
||||
|
||||
FT_DEFINE_RENDERER(
|
||||
ft_svg_renderer_class,
|
||||
|
||||
FT_MODULE_RENDERER,
|
||||
sizeof( SVG_RendererRec ),
|
||||
|
||||
"ot-svg",
|
||||
0x10000L,
|
||||
0x20000L,
|
||||
NULL, /* module specific interface */
|
||||
(FT_Module_Constructor)ft_svg_init, /* module_init */
|
||||
NULL,
|
||||
NULL,
|
||||
FT_GLYPH_FORMAT_SVG,
|
||||
NULL,
|
||||
NULL,
|
||||
NULL,
|
||||
NULL,
|
||||
NULL
|
||||
)
|
||||
|
|
@ -0,0 +1,32 @@
|
|||
/****************************************************************************
|
||||
*
|
||||
* ftsvg.h
|
||||
*
|
||||
* The FreeType svg renderer interface (specification).
|
||||
*
|
||||
* Copyright (C) 1996-2019 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.
|
||||
*
|
||||
*/
|
||||
|
||||
#ifndef FTSVG_H_
|
||||
#define FTSVG_H_
|
||||
|
||||
#include <ft2build.h>
|
||||
#include FT_RENDER_H
|
||||
|
||||
FT_BEGIN_HEADER
|
||||
|
||||
FT_DECLARE_RENDERER( ft_svg_renderer_class )
|
||||
|
||||
FT_END_HEADER
|
||||
|
||||
#endif /* FTSVG_H_ */
|
||||
|
||||
/* END */
|
||||
|
|
@ -0,0 +1,23 @@
|
|||
#
|
||||
# FreeType 2 svg renderer module definition
|
||||
#
|
||||
|
||||
|
||||
# Copyright (C) 1996-2019 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.
|
||||
|
||||
|
||||
FTMODULE_H_COMMANDS += SVG_MODULE
|
||||
|
||||
define SVG_MODULE
|
||||
$(OPEN_DRIVER) FT_Renderer_Class, ft_svg_renderer_class $(CLOSE_DRIVER)
|
||||
$(ECHO_DRIVER)svg $(ECHO_DRIVER_DESC)svg renderer module$(ECHO_DRIVER_DONE)
|
||||
endef
|
||||
|
||||
# EOF
|
||||
|
|
@ -0,0 +1,72 @@
|
|||
#
|
||||
# FreeType 2 svg renderer module build rules
|
||||
#
|
||||
|
||||
|
||||
# Copyright (C) 1996-2019 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.
|
||||
|
||||
|
||||
# svg renderer driver directory
|
||||
#
|
||||
SVG_DIR := $(SRC_DIR)/svg
|
||||
|
||||
# compilation flags for the driver
|
||||
#
|
||||
SVG_COMPILE := $(CC) $(ANSIFLAGS) \
|
||||
$I$(subst /,$(COMPILER_SEP),$(SVG_DIR)) \
|
||||
$(INCLUDE_FLAGS) \
|
||||
$(FT_CFLAGS)
|
||||
|
||||
|
||||
# raster driver sources (i.e., C files)
|
||||
#
|
||||
SVG_DRV_SRC := $(SVG_DIR)/ftsvg.c \
|
||||
$(SVG_DIR)/svgtypes.c
|
||||
|
||||
|
||||
# raster driver headers
|
||||
#
|
||||
SVG_DRV_H := $(SVG_DIR)/ftsvg.h
|
||||
|
||||
|
||||
# raster driver object(s)
|
||||
#
|
||||
# RASTER_DRV_OBJ_M is used during `multi' builds.
|
||||
# RASTER_DRV_OBJ_S is used during `single' builds.
|
||||
#
|
||||
#RASTER_DRV_OBJ_M := $(RASTER_DRV_SRC:$(RASTER_DIR)/%.c=$(OBJ_DIR)/%.$O)
|
||||
SVG_DRV_OBJ_M := $(SVG_DRV_SRC:$(SVG_DIR)/%.c=$(OBJ_DIR)/%.$O)
|
||||
SVG_DRV_OBJ_S := $(OBJ_DIR)/svg.$O
|
||||
|
||||
# raster driver source file for single build
|
||||
#
|
||||
SVG_DRV_SRC_S := $(SVG_DIR)/svg.c
|
||||
|
||||
|
||||
# raster driver - single object
|
||||
#
|
||||
$(SVG_DRV_OBJ_S): $(SVG_DRV_SRC_S) $(SVG_DRV_SRC) \
|
||||
$(FREETYPE_H) $(SVG_DRV_H)
|
||||
$(SVG_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $(SVG_DRV_SRC_S))
|
||||
|
||||
|
||||
# raster driver - multiple objects
|
||||
#
|
||||
$(OBJ_DIR)/%.$O: $(SVG_DIR)/%.c $(FREETYPE_H) $(SVG_DRV_H)
|
||||
$(SVG_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $<)
|
||||
|
||||
|
||||
# update main driver object lists
|
||||
#
|
||||
DRV_OBJS_S += $(SVG_DRV_OBJ_S)
|
||||
DRV_OBJS_M += $(SVG_DRV_OBJ_M)
|
||||
|
||||
|
||||
# EOF
|
||||
|
|
@ -0,0 +1,25 @@
|
|||
/****************************************************************************
|
||||
*
|
||||
* svg.c
|
||||
*
|
||||
* FreeType svg renderer module component (body only).
|
||||
*
|
||||
* Copyright (C) 1996-2019 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.
|
||||
*
|
||||
*/
|
||||
|
||||
#define FT_MAKE_OPTION_SINGLE_OBJECT
|
||||
#include <ft2build.h>
|
||||
|
||||
#include "svgtypes.c"
|
||||
#include "ftsvg.c"
|
||||
|
||||
|
||||
/* END */
|
||||
|
|
@ -0,0 +1,43 @@
|
|||
/****************************************************************************
|
||||
*
|
||||
* svgtypes.h
|
||||
*
|
||||
* TODO:
|
||||
* The FreeType svg renderer internal types (specification).
|
||||
*
|
||||
* Copyright (C) 1996-2019 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_OBJECTS_H
|
||||
#include FT_RENDER_H
|
||||
|
||||
|
||||
/* Function Pointer definitions for SVG_RendererHooks */
|
||||
typedef FT_Error (*SVG_Lib_Init)(); /* initialize the external lib */
|
||||
typedef FT_Error (*SVG_Lib_Free)(); /* destroy the external lib */
|
||||
|
||||
typedef struct SVG_RendererHooks_
|
||||
{
|
||||
/* Api Hooks for OT-SVG Rendering */
|
||||
SVG_Lib_Init svg_lib_init;
|
||||
SVG_Lib_Free svg_lib_free;
|
||||
} SVG_RendererHooks;
|
||||
|
||||
typedef struct SVG_RendererRec_
|
||||
{
|
||||
FT_RendererRec root; /* This inherits FT_RendererRec */
|
||||
FT_Bool loaded;
|
||||
SVG_RendererHooks hooks; /* Holds out hooks to the outside library */
|
||||
} SVG_RendererRec;
|
||||
|
||||
typedef struct SVG_RendererRec_* SVG_Renderer;
|
||||
|
||||
Loading…
Reference in New Issue