ugfx/src/gfx.h
2018-10-01 17:34:15 +02:00

239 lines
7.1 KiB
C

/*
* This file is subject to the terms of the GFX License. If a copy of
* the license was not distributed with this file, you can obtain one at:
*
* http://ugfx.io/license.html
*/
/**
* @file gfx.h
* @brief GFX system header file.
*
* @addtogroup GFX
*
* @brief Main module to glue all the others together
*
* @{
*/
#ifndef _GFX_H
#define _GFX_H
// Everything here is C, not C++
#ifdef __cplusplus
extern "C" {
#endif
// ------------------------------ Initial preparation ---------------------------------
#undef GFX_COMPILESTAGE
#define GFX_COMPILESTAGE GFX_COMPILESTAGE_PREP
// Compiling stages
#define GFX_COMPILESTAGE_USERPROGRAM 0 // Compiling the user program
#define GFX_COMPILESTAGE_PREP 1 // gfx.h: Initial preparation
#define GFX_COMPILESTAGE_USERCONFIG 2 // gfx.h: Load the user configuration
#define GFX_COMPILESTAGE_COMPILECONFIG 3 // gfx.h: Determine build environment info - COMPILER, CPU etc
#define GFX_COMPILESTAGE_OPTIONS 3 // gfx.h: Enumerate all options
#define GFX_COMPILESTAGE_DRIVERCONFIG 4 // gfx.h: Load driver configuration
#define GFX_COMPILESTAGE_DRIVERAPI 5 // gfx.h: Load driver public api
#define GFX_COMPILESTAGE_RULES 6 // gfx.h: Apply configuration rules
#define GFX_COMPILESTAGE_APIDEFS 7 // gfx.h: Define API definitions
#define GFX_COMPILESTAGE_COMPILEDRIVERS 100 // gfx.c: Compile drivers
#define GFX_COMPILESTAGE_COMPILECAPI 101 // gfx.c: Compile the uGFX C API
#define GFX_COMPILESTAGE_COMPILECPPAPI 102 // gfx.cpp: Compile the uGFX C++ API
// ------------------------------ Load the user configuration ---------------------------------
#undef GFX_COMPILESTAGE
#define GFX_COMPILESTAGE GFX_COMPILESTAGE_USERCONFIG
// Definitions for option configuration
#define GFXOFF (0)
#define GFXON (-1)
// gfxconf.h is the user's project configuration for the GFX system.
#include "gfxconf.h"
// ------------------------------ Determine build environment info - COMPILER, CPU etc ---------------------------------
#undef GFX_COMPILESTAGE
#define GFX_COMPILESTAGE GFX_COMPILESTAGE_COMPILECONFIG
/**
* @name GFX compatibility options
* @{
*/
/**
* @brief Include the uGFX V2.x API
* @details Defaults to GFXON
*/
#ifndef GFX_COMPAT_V2
#define GFX_COMPAT_V2 GFXON
#endif
/** @} */
#if GFX_COMPAT_V2
// These need to be defined here for compatibility with V2.x user config files
#if !defined(FALSE)
#define FALSE 0
#endif
#if !defined(TRUE)
#define TRUE -1
#endif
#endif
// Are we in the uGFX library implementation itself? - not API documented
#ifndef GFX_COMPILE_INTERNAL_API
#define GFX_COMPILE_INTERNAL_API GFXOFF
#endif
// Macro concatination and strify - not API documented
#define GFXCAT(a, b) a ## b
#define GFXCATX(a, b) GFXCAT(a, b)
#define GFXSTR(a) #a
#define GFXSTRX(a) GFXSTR(a)
// Include Compiler and CPU support
#include "gfx_compilers.h"
// Include standard types
#include "gfx_types.h"
// Public uGFX API calling convention
#ifndef GFXAPI
#define GFXAPI
#endif
// Public uGFX API callback convention
#ifndef GFXUSERFN
#define GFXUSERFN GFXAPI
#endif
// Private uGFX API calling convention
#if GFX_COMPILE_INTERNAL_API && !defined(GFXINTERNAL)
#define GFXINTERNAL
#endif
// ------------------------------ Enumerate all options ---------------------------------
#undef GFX_COMPILESTAGE
#define GFX_COMPILESTAGE GFX_COMPILESTAGE_OPTIONS
/**
* Get all the options for each sub-system.
*/
#include "gfx_options.h"
#include "gos/gos_options.h"
#include "gdriver/gdriver_options.h"
#include "gfile/gfile_options.h"
#include "gmisc/gmisc_options.h"
#include "gtrans/gtrans_options.h"
#include "gqueue/gqueue_options.h"
#include "gevent/gevent_options.h"
#include "gtimer/gtimer_options.h"
#include "gdisp/gdisp_options.h"
#include "gwin/gwin_options.h"
#include "ginput/ginput_options.h"
#include "gadc/gadc_options.h"
#include "gaudio/gaudio_options.h"
// ------------------------------ Load driver configuration ---------------------------------
#undef GFX_COMPILESTAGE
#define GFX_COMPILESTAGE GFX_COMPILESTAGE_DRIVERCONFIG
// ------------------------------ Apply configuration rules ---------------------------------
#undef GFX_COMPILESTAGE
#define GFX_COMPILESTAGE GFX_COMPILESTAGE_RULES
/**
* Interdependency safety checks on the sub-systems.
* These must be in dependency order.
*/
#ifndef GFX_DISPLAY_RULE_WARNINGS
#define GFX_DISPLAY_RULE_WARNINGS GFXOFF
#endif
#include "gwin/gwin_rules.h"
#include "ginput/ginput_rules.h"
#include "gdisp/gdisp_rules.h"
#include "gaudio/gaudio_rules.h"
#include "gadc/gadc_rules.h"
#include "gevent/gevent_rules.h"
#include "gtimer/gtimer_rules.h"
#include "gqueue/gqueue_rules.h"
#include "gmisc/gmisc_rules.h"
#include "gtrans/gtrans_rules.h"
#include "gfile/gfile_rules.h"
#include "gdriver/gdriver_rules.h"
#include "gos/gos_rules.h"
// ------------------------------ Define API definitions ---------------------------------
#undef GFX_COMPILESTAGE
#define GFX_COMPILESTAGE GFX_COMPILESTAGE_APIDEFS
/**
* Include the sub-system header files
*/
#include "gos/gos.h"
#if GFX_COMPILE_INTERNAL_API
#include "gdriver/gdriver.h"
#endif
#include "gfile/gfile.h"
#include "gmisc/gmisc.h"
#include "gtrans/gtrans.h"
#include "gqueue/gqueue.h"
#include "gevent/gevent.h"
#include "gtimer/gtimer.h"
#include "gdisp/gdisp.h"
#include "gwin/gwin.h"
#include "ginput/ginput.h"
#include "gadc/gadc.h"
#include "gaudio/gaudio.h"
/**
* @brief The one call to start it all
*
* @note This will initialise each sub-system that has been turned on.
* For example, if GFX_USE_GDISP is defined then display will be initialised
* and cleared to black.
* @note If you define GFX_OS_NO_INIT as GFXON in your gfxconf.h file then ugfx doesn't try to
* initialise the operating system for you when you call @p gfxInit().
* @note If you define GFX_OS_EXTRA_INIT_FUNCTION in your gfxconf.h file the macro is the
* name of a void function with no parameters that is called immediately after
* operating system initialisation (whether or not GFX_OS_NO_INIT is set).
* @note If you define GFX_OS_EXTRA_DEINIT_FUNCTION in your gfxconf.h file the macro is the
* name of a void function with no parameters that is called immediately before
* operating system de-initialisation (as ugfx is exiting).
* @note If GFX_OS_CALL_UGFXMAIN is set uGFXMain() is called after all initialisation is complete.
*
* @api
*/
void GFXAPI gfxInit(void);
/**
* @brief The one call to end it all
*
* @note This will de-initialise each sub-system that has been turned on.
*
* @api
*/
void GFXAPI gfxDeinit(void);
#if GFX_OS_CALL_UGFXMAIN || defined(__DOXYGEN__)
/**
* @brief The user supplied function containing all the user uGFX application code.
*
* @note This is called by gfxInit() and is expected to never return.
* It is defined by the user.
*
* @pre GFX_OS_CALL_UGFXMAIN is GFXON
*/
void GFXUSERFN uGFXMain(void);
#endif
// ------------------------------ Compiling the user program ---------------------------------
#undef GFX_COMPILESTAGE
#define GFX_COMPILESTAGE GFX_COMPILESTAGE_USERPROGRAM
#ifdef __cplusplus
}
#endif
#endif /* _GFX_H */
/** @} */