1ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/***************************************************************************/ 2ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/* */ 3ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/* ftspic.c */ 4ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/* */ 5ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/* The FreeType position independent code services for smooth module. */ 6ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/* */ 7ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/* Copyright 2009, 2010, 2012, 2013 by */ 8ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/* Oran Agra and Mickey Gabel. */ 9ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/* */ 10ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/* This file is part of the FreeType project, and may only be used, */ 11ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/* modified, and distributed under the terms of the FreeType project */ 12ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/* license, LICENSE.TXT. By continuing to use, modify, or distribute */ 13ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/* this file you indicate that you have read the license and */ 14ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/* understand and accept it fully. */ 15ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/* */ 16ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/***************************************************************************/ 17ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 18ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 19ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#include "../../include/ft2build.h" 20ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#include "../../include/freetype/freetype.h" 21ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#include "../../include/freetype/internal/ftobjs.h" 22ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#include "ftspic.h" 23ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#include "ftsmerrs.h" 24ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 25ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 26ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#ifdef FT_CONFIG_OPTION_PIC 27ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 28ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* forward declaration of PIC init functions from ftgrays.c */ 29ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov void 30ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Init_Class_ft_grays_raster( FT_Raster_Funcs* funcs ); 31ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 32ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 33ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov void 34ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ft_smooth_renderer_class_pic_free( FT_Library library ) 35ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 36ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_PIC_Container* pic_container = &library->pic_container; 37ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Memory memory = library->memory; 38ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 39ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 40ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( pic_container->smooth ) 41ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 42ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov SmoothPIC* container = (SmoothPIC*)pic_container->smooth; 43ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 44ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 45ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( --container->ref_count ) 46ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return; 47ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 48ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_FREE( container ); 49ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov pic_container->smooth = NULL; 50ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 51ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 52ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 53ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 54ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Error 55ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ft_smooth_renderer_class_pic_init( FT_Library library ) 56ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 57ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_PIC_Container* pic_container = &library->pic_container; 58ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Error error = FT_Err_Ok; 59ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov SmoothPIC* container = NULL; 60ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Memory memory = library->memory; 61ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 62ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 63ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* since this function also serve smooth_lcd and smooth_lcdv renderers, 64ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov it implements reference counting */ 65ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( pic_container->smooth ) 66ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 67ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ((SmoothPIC*)pic_container->smooth)->ref_count++; 68ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return error; 69ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 70ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 71ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* allocate pointer, clear and set global container pointer */ 72ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( FT_ALLOC( container, sizeof ( *container ) ) ) 73ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return error; 74ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_MEM_SET( container, 0, sizeof ( *container ) ); 75ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov pic_container->smooth = container; 76ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 77ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov container->ref_count = 1; 78ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 79ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* initialize pointer table - */ 80ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* this is how the module usually expects this data */ 81ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Init_Class_ft_grays_raster( &container->ft_grays_raster ); 82ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 83ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return error; 84ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 85ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 86ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 87ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* re-route these init and free functions to the above functions */ 88ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Error 89ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ft_smooth_lcd_renderer_class_pic_init( FT_Library library ) 90ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 91ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return ft_smooth_renderer_class_pic_init( library ); 92ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 93ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 94ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 95ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov void 96ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ft_smooth_lcd_renderer_class_pic_free( FT_Library library ) 97ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 98ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ft_smooth_renderer_class_pic_free( library ); 99ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 100ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 101ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 102ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Error 103ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ft_smooth_lcdv_renderer_class_pic_init( FT_Library library ) 104ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 105ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return ft_smooth_renderer_class_pic_init( library ); 106ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 107ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 108ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 109ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov void 110ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ft_smooth_lcdv_renderer_class_pic_free( FT_Library library ) 111ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 112ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ft_smooth_renderer_class_pic_free( library ); 113ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 114ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 115ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#endif /* FT_CONFIG_OPTION_PIC */ 116ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 117ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 118ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/* END */ 119