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Gabor Kiss-Vamosi
2019-03-18 05:22:06 +01:00
parent f51bf17e39
commit 3198340451
8 changed files with 1 additions and 1 deletions
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361
src/lv_conf_templ.h
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/**
* @file lv_conf.h
*
*/
/*
* COPY THIS FILE AS lv_conf.h
*/
#if 0 /*Set it to "1" to enable content*/
#ifndef LV_CONF_H
#define LV_CONF_H
/*===================
Graphical settings
*===================*/
/* Horizontal and vertical resolution of the library.*/
#define LV_HOR_RES_MAX (480)
#define LV_VER_RES_MAX (320)
/*Color settings*/
#define LV_COLOR_DEPTH 16 /*Color depth: 1/8/16/32*/
#define LV_COLOR_16_SWAP 0 /*Swap the 2 bytes of RGB565 color. Useful if the display has a 8 bit interface (e.g. SPI)*/
#define LV_COLOR_SCREEN_TRANSP 0 /*1: Enable screen transparency. Useful for OSD or other overlapping GUIs. Requires ARGB8888 colors*/
#define LV_COLOR_TRANSP LV_COLOR_LIME /*Images pixels with this color will not be drawn (with chroma keying)*/
/* Enable anti-aliasing (lines, and radiuses will be smoothed) */
#define LV_ANTIALIAS 1 /*1: Enable anti-aliasing*/
/*Screen refresh period in milliseconds. LittlevGL will redraw the screen with this period*/
#define LV_REFR_PERIOD 30 /*[ms]*/
/* Dot Per Inch: used to initialize default sizes. E.g. a button with width = LV_DPI / 2 -> half inch wide
* (Not so important, you can adjust it to modify default sizes and spaces)*/
#define LV_DPI 100 /*[px]*/
/*===================
Dynamic memory
*===================*/
/* Memory size which will be used by the library
* to store the graphical objects and other data */
#define LV_MEM_CUSTOM 0 /*1: use custom malloc/free, 0: use the built-in lv_mem_alloc/lv_mem_free*/
#if LV_MEM_CUSTOM == 0
# define LV_MEM_SIZE (32U * 1024U) /*Size of the memory used by `lv_mem_alloc` in bytes (>= 2kB)*/
# define LV_MEM_ATTR /*Complier prefix for big array declaration*/
# define LV_MEM_ADR 0 /*Set an address for memory pool instead of allocation it as an array. Can be in external SRAM too.*/
# define LV_MEM_AUTO_DEFRAG 1 /*Automatically defrag on free*/
#else /*LV_MEM_CUSTOM*/
# define LV_MEM_CUSTOM_INCLUDE <stdlib.h> /*Header for the dynamic memory function*/
# define LV_MEM_CUSTOM_ALLOC malloc /*Wrapper to malloc*/
# define LV_MEM_CUSTOM_FREE free /*Wrapper to free*/
#endif /*LV_MEM_CUSTOM*/
/* Garbage Collector settings
* Used if lvgl is binded to higher language and the memory is managed by that language */
#define LV_ENABLE_GC 0
#if LV_ENABLE_GC != 0
# define LV_MEM_CUSTOM_REALLOC your_realloc /*Wrapper to realloc*/
# define LV_MEM_CUSTOM_GET_SIZE your_mem_get_size /*Wrapper to lv_mem_get_size*/
# define LV_GC_INCLUDE "gc.h" /*Include Garbage Collector related things*/
#endif /* LV_ENABLE_GC */
/*=================
Misc. setting
*=================*/
/*Input device settings*/
#define LV_INDEV_READ_PERIOD 30 /*Input device read period in milliseconds*/
#define LV_INDEV_POINT_MARKER 0 /*Mark the pressed points (required: LV_USE_REAL_DRAW = 1)*/
#define LV_INDEV_DRAG_LIMIT 10 /*Drag threshold in pixels */
#define LV_INDEV_DRAG_THROW 20 /*Drag throw slow-down in [%]. Greater value means faster slow-down */
#define LV_INDEV_LONG_PRESS_TIME 400 /*Long press time in milliseconds*/
#define LV_INDEV_LONG_PRESS_REP_TIME 100 /*Repeated trigger period in long press [ms] */
/*Text settings*/
#define LV_TXT_UTF8 1 /*Enable UTF-8 coded Unicode character usage */
#define LV_TXT_BREAK_CHARS " ,.;:-_" /*Can break texts on these chars*/
#define LV_TXT_LINE_BREAK_LONG_LEN 12 /* If a character is at least this long, will break wherever "prettiest" */
#define LV_TXT_LINE_BREAK_LONG_PRE_MIN_LEN 3 /* Minimum number of characters of a word to put on a line before a break */
#define LV_TXT_LINE_BREAK_LONG_POST_MIN_LEN 1 /* Minimum number of characters of a word to put on a line after a break */
/*Feature usage*/
#define LV_USE_ANIMATION 1 /*1: Enable all animations*/
#define LV_USE_SHADOW 1 /*1: Enable shadows*/
#define LV_USE_GROUP 1 /*1: Enable object groups (for keyboards)*/
#if LV_USE_GROUP
typedef void * lv_group_user_data_t;
#endif /*LV_USE_GROUP*/
#define LV_USE_GPU 1 /*1: Enable GPU interface*/
#define LV_USE_FILESYSTEM 1 /*1: Enable file system (might be required for images*/
#define LV_USE_USER_DATA_SINGLE 1 /*1: Add a `user_data` to drivers and objects*/
#define LV_USE_USER_DATA_MULTI 0 /*1: Add separate `user_data` for every callback*/
/*Compiler settings*/
#define LV_ATTRIBUTE_TICK_INC /* Define a custom attribute to `lv_tick_inc` function */
#define LV_ATTRIBUTE_TASK_HANDLER /* Define a custom attribute to `lv_task_handler` function */
#define LV_COMPILER_VLA_SUPPORTED 1 /* 1: Variable length array is supported*/
#define LV_COMPILER_NON_CONST_INIT_SUPPORTED 1 /* 1: Initialization with non constant values are supported */
/*HAL settings*/
#define LV_TICK_CUSTOM 0 /*1: use a custom tick source (removing the need to manually update the tick with `lv_tick_inc`) */
#if LV_TICK_CUSTOM == 1
#define LV_TICK_CUSTOM_INCLUDE "something.h" /*Header for the sys time function*/
#define LV_TICK_CUSTOM_SYS_TIME_EXPR (millis()) /*Expression evaluating to current systime in ms*/
#endif /*LV_TICK_CUSTOM*/
typedef void * lv_disp_drv_user_data_t; /*Type of user data in the display driver*/
typedef void * lv_indev_drv_user_data_t; /*Type of user data in the display driver*/
/*Log settings*/
#define LV_USE_LOG 1 /*Enable/disable the log module*/
#if LV_USE_LOG
/* How important log should be added:
* LV_LOG_LEVEL_TRACE A lot of logs to give detailed information
* LV_LOG_LEVEL_INFO Log important events
* LV_LOG_LEVEL_WARN Log if something unwanted happened but didn't cause a problem
* LV_LOG_LEVEL_ERROR Only critical issue, when the system may fail
*/
# define LV_LOG_LEVEL LV_LOG_LEVEL_WARN
/* 1: Print the log with 'printf'; 0: user need to register a callback*/
# define LV_LOG_PRINTF 0
#endif /*LV_USE_LOG*/
/*================
* THEME USAGE
*================*/
#define LV_THEME_LIVE_UPDATE 0 /*1: Allow theme switching at run time. Uses 8..10 kB of RAM*/
#define LV_USE_THEME_TEMPL 0 /*Just for test*/
#define LV_USE_THEME_DEFAULT 0 /*Built mainly from the built-in styles. Consumes very few RAM*/
#define LV_USE_THEME_ALIEN 0 /*Dark futuristic theme*/
#define LV_USE_THEME_NIGHT 0 /*Dark elegant theme*/
#define LV_USE_THEME_MONO 0 /*Mono color theme for monochrome displays*/
#define LV_USE_THEME_MATERIAL 0 /*Flat theme with bold colors and light shadows*/
#define LV_USE_THEME_ZEN 0 /*Peaceful, mainly light theme */
#define LV_USE_THEME_NEMO 0 /*Water-like theme based on the movie "Finding Nemo"*/
/*==================
* FONT USAGE
*===================*/
/* More info about fonts: https://docs.littlevgl.com/#Fonts
* To enable a built-in font use 1,2,4 or 8 values
* which will determine the bit-per-pixel. Higher value means smoother fonts */
#define LV_USE_FONT_DEJAVU_10 0
#define LV_USE_FONT_DEJAVU_10_LATIN_SUP 0
#define LV_USE_FONT_DEJAVU_10_CYRILLIC 0
#define LV_USE_FONT_SYMBOL_10 0
#define LV_USE_FONT_DEJAVU_20 4
#define LV_USE_FONT_DEJAVU_20_LATIN_SUP 4
#define LV_USE_FONT_DEJAVU_20_CYRILLIC 4
#define LV_USE_FONT_SYMBOL_20 4
#define LV_USE_FONT_DEJAVU_30 0
#define LV_USE_FONT_DEJAVU_30_LATIN_SUP 0
#define LV_USE_FONT_DEJAVU_30_CYRILLIC 0
#define LV_USE_FONT_SYMBOL_30 0
#define LV_USE_FONT_DEJAVU_40 0
#define LV_USE_FONT_DEJAVU_40_LATIN_SUP 0
#define LV_USE_FONT_DEJAVU_40_CYRILLIC 0
#define LV_USE_FONT_SYMBOL_40 0
#define LV_USE_FONT_MONOSPACE_8 0
/* Optionally declare your custom fonts here.
* You can use these fonts as default font too
* and they will be available globally. E.g.
* #define LV_FONT_CUSTOM_DECLARE LV_FONT_DECLARE(my_font_1) \
* LV_FONT_DECLARE(my_font_2) \
*/
#define LV_FONT_CUSTOM_DECLARE
#define LV_FONT_DEFAULT &lv_font_dejavu_20 /*Always set a default font from the built-in fonts*/
/*===================
* LV_OBJ SETTINGS
*==================*/
typedef void * lv_obj_user_data_t; /*Declare the type of the user data of object (can be e.g. `void *`, `int`, `struct`)*/
#define LV_OBJ_REALIGN 0 /*Enable `lv_obj_realign()` based on `lv_obj_align()` parameters*/
/*==================
* LV OBJ X USAGE
*================*/
/*
* Documentation of the object types: https://docs.littlevgl.com/#Object-types
*/
/*****************
* Simple object
*****************/
/*Label (dependencies: -*/
#define LV_USE_LABEL 1
#if LV_USE_LABEL != 0
# define LV_LABEL_SCROLL_SPEED 25 /*Hor, or ver. scroll speed [px/sec] in 'LV_LABEL_LONG_SCROLL/ROLL' mode*/
#endif
/*Image (dependencies: lv_label*/
#define LV_USE_IMG 1
#if LV_USE_IMG != 0
# define LV_IMG_CF_INDEXED 1 /*Enable indexed (palette) images*/
# define LV_IMG_CF_ALPHA 1 /*Enable alpha indexed images*/
#endif
/*Line (dependencies: -*/
#define LV_USE_LINE 1
/*Arc (dependencies: -)*/
#define LV_USE_ARC 1
/*******************
* Container objects
*******************/
/*Container (dependencies: -*/
#define LV_USE_CONT 1
/*Page (dependencies: lv_cont)*/
#define LV_USE_PAGE 1
/*Window (dependencies: lv_cont, lv_btn, lv_label, lv_img, lv_page)*/
#define LV_USE_WIN 1
/*Tab (dependencies: lv_page, lv_btnm)*/
#define LV_USE_TABVIEW 1
# if LV_USE_TABVIEW != 0
# define LV_TABVIEW_ANIM_TIME 300 /*Time of slide animation [ms] (0: no animation)*/
#endif
/*Tileview (dependencies: lv_page) */
#define LV_USE_TILEVIEW 1
#if LV_USE_TILEVIEW
# define LV_TILEVIEW_ANIM_TIME 300 /*Time of slide animation [ms] (0: no animation)*/
#endif
/*************************
* Data visualizer objects
*************************/
/*Bar (dependencies: -)*/
#define LV_USE_BAR 1
/*Line meter (dependencies: *;)*/
#define LV_USE_LMETER 1
/*Gauge (dependencies:lv_bar, lv_lmeter)*/
#define LV_USE_GAUGE 1
/*Chart (dependencies: -)*/
#define LV_USE_CHART 1
/*Table (dependencies: lv_label)*/
#define LV_USE_TABLE 1
#if LV_USE_TABLE
# define LV_TABLE_COL_MAX 12
#endif
/*LED (dependencies: -)*/
#define LV_USE_LED 1
/*Message box (dependencies: lv_rect, lv_btnm, lv_label)*/
#define LV_USE_MBOX 1
/*Text area (dependencies: lv_label, lv_page)*/
#define LV_USE_TA 1
#if LV_USE_TA != 0
# define LV_TA_CURSOR_BLINK_TIME 400 /*ms*/
# define LV_TA_PWD_SHOW_TIME 1500 /*ms*/
#endif
/*Spinbox (dependencies: lv_ta)*/
#define LV_USE_SPINBOX 1
/*Calendar (dependencies: -)*/
#define LV_USE_CALENDAR 1
/*Preload (dependencies: lv_arc)*/
#define LV_USE_PRELOAD 1
#if LV_USE_PRELOAD != 0
# define LV_PRELOAD_DEF_ARC_LENGTH 60 /*[deg]*/
# define LV_PRELOAD_DEF_SPIN_TIME 1000 /*[ms]*/
# define LV_PRELOAD_DEF_ANIM LV_PRELOAD_TYPE_SPINNING_ARC
#endif
/*Canvas (dependencies: lv_img)*/
#define LV_USE_CANVAS 1
/*************************
* User input objects
*************************/
/*Button (dependencies: lv_cont*/
#define LV_USE_BTN 1
#if LV_USE_BTN != 0
# define LV_BTN_INK_EFFECT 1 /*Enable button-state animations - draw a circle on click (dependencies: LV_USE_ANIMATION)*/
#endif
/*Image Button (dependencies: lv_btn*/
#define LV_USE_IMGBTN 1
#if LV_USE_IMGBTN
# define LV_IMGBTN_TILED 0 /*1: The imgbtn requires left, mid and right parts and the width can be set freely*/
#endif
/*Button matrix (dependencies: -)*/
#define LV_USE_BTNM 1
/*Keyboard (dependencies: lv_btnm)*/
#define LV_USE_KB 1
/*Check box (dependencies: lv_btn, lv_label)*/
#define LV_USE_CB 1
/*List (dependencies: lv_page, lv_btn, lv_label, (lv_img optionally for icons ))*/
#define LV_USE_LIST 1
#if LV_USE_LIST != 0
# define LV_LIST_FOCUS_TIME 100 /*Default animation time of focusing to a list element [ms] (0: no animation) */
#endif
/*Drop down list (dependencies: lv_page, lv_label, lv_symbol_def.h)*/
#define LV_USE_DDLIST 1
#if LV_USE_DDLIST != 0
# define LV_DDLIST_ANIM_TIME 200 /*Open and close default animation time [ms] (0: no animation)*/
#endif
/*Roller (dependencies: lv_ddlist)*/
#define LV_USE_ROLLER 1
#if LV_USE_ROLLER != 0
# define LV_ROLLER_ANIM_TIME 200 /*Focus animation time [ms] (0: no animation)*/
# define LV_ROLLER_INF_PAGES 7 /*With inifinite rollers the options are added multiple times (on select positioned back to the center)*/
#endif
/*Slider (dependencies: lv_bar)*/
#define LV_USE_SLIDER 1
/*Switch (dependencies: lv_slider)*/
#define LV_USE_SW 1
/*************************
* Non-user section
*************************/
#if defined(_MSC_VER) && !defined(_CRT_SECURE_NO_WARNINGS) /* Disable warnings for Visual Studio*/
# define _CRT_SECURE_NO_WARNINGS
#endif
/*--END OF LV_CONF_H--*/
/*Be sure every define has a default value*/
#include "lvgl/src/lv_conf_checker.h"
#endif /*LV_CONF_H*/
#endif /*End of "Content enable"*/

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src/lv_porting/lv_port_disp_templ.c
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/**
* @file lv_port_disp_templ.c
*
*/
/*Copy this file as "lv_port_disp.c" and set this value to "1" to enable content*/
#if 0
/*********************
* INCLUDES
*********************/
#include "lv_port_disp_templ.h"
/*********************
* DEFINES
*********************/
/**********************
* TYPEDEFS
**********************/
/**********************
* STATIC PROTOTYPES
**********************/
static void disp_init(void);
static void disp_flush(lv_disp_t * disp, const lv_area_t * area, lv_color_t * color_p);
#if LV_USE_GPU
static void mem_blend(lv_color_t * dest, const lv_color_t * src, uint32_t length, lv_opa_t opa);
static void mem_fill(lv_color_t * dest, uint32_t length, lv_color_t color);
#endif
/**********************
* STATIC VARIABLES
**********************/
/**********************
* MACROS
**********************/
/**********************
* GLOBAL FUNCTIONS
**********************/
void lv_port_disp_init(void)
{
/*-------------------------
* Initialize your display
* -----------------------*/
disp_init();
/*-----------------------------
* Create a buffer for drawing
*----------------------------*/
/* LittlevGL requires a buffer where it draws the objects. The buffer's has to be greater than 1 display row
*
* There are three buffering configurations:
* 1. Create ONE buffer with some rows:
* LittlevGL will draw the display's content here and writes it to your display
*
* 2. Create TWO buffer with some rows:
* LittlevGL will draw the display's content to a buffer and writes it your display.
* You should use DMA to write the buffer's content to the display.
* It will enable LittlevGL to draw the next part of the screen to the other buffer while
* the data is being sent form the first buffer. It makes rendering and flushing parallel.
*
* 3. Create TWO screen-sized buffer:
* Similar to 2) but the buffer have to be screen sized. When LittlevGL is ready it will give the
* whole frame to display. This way you only need to change the frame buffer's address instead of
* copying the pixels.
* */
/* Example for 1) */
static lv_disp_buf_t disp_buf_1;
static lv_color_t buf1_1[LV_HOR_RES_MAX * 10]; /*A buffer for 10 rows*/
lv_disp_buf_init(&disp_buf_1, buf1_1, NULL, LV_HOR_RES_MAX * 10); /*Initialize the display buffer*/
/* Example for 2) */
static lv_disp_buf_t disp_buf_2;
static lv_color_t buf2_1[LV_HOR_RES_MAX * 10]; /*A buffer for 10 rows*/
static lv_color_t buf2_2[LV_HOR_RES_MAX * 10]; /*An other buffer for 10 rows*/
lv_disp_buf_init(&disp_buf_2, buf2_1, buf2_2, LV_HOR_RES_MAX * 10); /*Initialize the display buffer*/
/* Example for 3) */
static lv_disp_buf_t disp_buf_3;
static lv_color_t buf3_1[LV_HOR_RES_MAX * LV_VER_RES_MAX]; /*A screen sized buffer*/
static lv_color_t buf3_2[LV_HOR_RES_MAX * LV_VER_RES_MAX]; /*An other screen sized buffer*/
lv_disp_buf_init(&disp_buf_3, buf3_1, buf3_2, LV_HOR_RES_MAX * LV_VER_RES_MAX); /*Initialize the display buffer*/
/*-----------------------------------
* Register the display in LittlevGL
*----------------------------------*/
lv_disp_drv_t disp_drv; /*Descriptor of a display driver*/
lv_disp_drv_init(&disp_drv); /*Basic initialization*/
/*Set up the functions to access to your display*/
/*Set the resolution of the display*/
disp_drv.hor_res = 480;
disp_drv.ver_res = 320;
/*Used to copy the buffer's content to the display*/
disp_drv.flush_cb = disp_flush;
/*Set a display buffer*/
disp_drv.buffer = &disp_buf_2;
#if LV_USE_GPU
/*Optionally add functions to access the GPU. (Only in buffered mode, LV_VDB_SIZE != 0)*/
/*Blend two color array using opacity*/
disp_drv.mem_blend = mem_blend;
/*Fill a memory array with a color*/
disp_drv.mem_fill = mem_fill;
#endif
/*Finally register the driver*/
lv_disp_drv_register(&disp_drv);
}
/**********************
* STATIC FUNCTIONS
**********************/
/* Initialize your display and the required peripherals. */
static void disp_init(void)
{
/*You code here*/
}
/* Flush the content of the internal buffer the specific area on the display
* You can use DMA or any hardware acceleration to do this operation in the background but
* 'lv_disp_flush_ready()' has to be called when finished. */
static void disp_flush(lv_disp_t * disp, const lv_area_t * area, lv_color_t * color_p)
{
/*The most simple case (but also the slowest) to put all pixels to the screen one-by-one*/
int32_t x;
int32_t y;
for(y = area->y1; y <= area->y2; y++) {
for(x = area->x1; x <= area->x2; x++) {
/* Put a pixel to the display. For example: */
/* put_px(x, y, *color_p)*/
color_p++;
}
}
/* IMPORTANT!!!
* Inform the graphics library that you are ready with the flushing*/
lv_disp_flush_ready(disp);
}
/*OPTIONAL: GPU INTERFACE*/
#if LV_USE_GPU
/* If your MCU has hardware accelerator (GPU) then you can use it to blend to memories using opacity
* It can be used only in buffered mode (LV_VDB_SIZE != 0 in lv_conf.h)*/
static void mem_blend(lv_color_t * dest, const lv_color_t * src, uint32_t length, lv_opa_t opa)
{
/*It's an example code which should be done by your GPU*/
uint32_t i;
for(i = 0; i < length; i++) {
dest[i] = lv_color_mix(dest[i], src[i], opa);
}
}
/* If your MCU has hardware accelerator (GPU) then you can use it to fill a memory with a color
* It can be used only in buffered mode (LV_VDB_SIZE != 0 in lv_conf.h)*/
static void mem_fill(lv_color_t * dest, uint32_t length, lv_color_t color)
{
/*It's an example code which should be done by your GPU*/
uint32_t i;
for(i = 0; i < length; i++) {
dest[i] = color;
}
}
#endif /*LV_USE_GPU*/
#else /* Enable this file at the top */
/* This dummy typedef exists purely to silence -Wpedantic. */
typedef int keep_pedantic_happy;
#endif

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src/lv_porting/lv_port_disp_templ.h
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/**
* @file lv_port_disp_templ.h
*
*/
/*Copy this file as "lv_port_disp.h" and set this value to "1" to enable content*/
#if 0
#ifndef LV_PORT_DISP_TEMPL_H
#define LV_PORT_DISP_TEMPL_H
#ifdef __cplusplus
extern "C" {
#endif
/*********************
* INCLUDES
*********************/
#include "lvgl/lvgl.h"
/*********************
* DEFINES
*********************/
/**********************
* TYPEDEFS
**********************/
/**********************
* GLOBAL PROTOTYPES
**********************/
/**********************
* MACROS
**********************/
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /*LV_PORT_DISP_TEMPL_H*/
#endif /*Disable/Enable content*/

365
src/lv_porting/lv_port_fs_templ.c
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@@ -1,365 +0,0 @@
/**
* @file lv_port_fs_templ.c
*
*/
/*Copy this file as "lv_port_fs.c" and set this value to "1" to enable content*/
#if 0
/*********************
* INCLUDES
*********************/
#include "lv_port_fs_templ.h"
/*********************
* DEFINES
*********************/
/**********************
* TYPEDEFS
**********************/
/* Create a type to store the required data about your file.
* If you are using a File System library
* it already should have a File type.
* For example FatFS has `FIL`. In this case use `typedef FIL file_t`*/
typedef struct {
/*Add the data you need to store about a file*/
uint32_t dummy1;
uint32_t dummy2;
}file_t;
/*Similarly to `file_t` create a type for directory reading too */
typedef struct {
/*Add the data you need to store about directory reading*/
uint32_t dummy1;
uint32_t dummy2;
}dir_t;
/**********************
* STATIC PROTOTYPES
**********************/
static void fs_init(void);
static lv_fs_res_t fs_open (void * file_p, const char * path, lv_fs_mode_t mode);
static lv_fs_res_t fs_close (void * file_p);
static lv_fs_res_t fs_read (void * file_p, void * buf, uint32_t btr, uint32_t * br);
static lv_fs_res_t fs_write(void * file_p, const void * buf, uint32_t btw, uint32_t * bw);
static lv_fs_res_t fs_seek (void * file_p, uint32_t pos);
static lv_fs_res_t fs_size (void * file_p, uint32_t * size_p);
static lv_fs_res_t fs_tell (void * file_p, uint32_t * pos_p);
static lv_fs_res_t fs_remove (const char *path);
static lv_fs_res_t fs_trunc (void * file_p);
static lv_fs_res_t fs_rename (const char * oldname, const char * newname);
static lv_fs_res_t fs_free (uint32_t * total_p, uint32_t * free_p);
static lv_fs_res_t fs_dir_open (void * rddir_p, const char *path);
static lv_fs_res_t fs_dir_read (void * rddir_p, char *fn);
static lv_fs_res_t fs_dir_close (void * rddir_p);
/**********************
* STATIC VARIABLES
**********************/
/**********************
* GLOBAL PROTOTYPES
**********************/
/**********************
* MACROS
**********************/
/**********************
* GLOBAL FUNCTIONS
**********************/
void lv_port_fs_init(void)
{
/*----------------------------------------------------
* Initialize your storage device and File System
* -------------------------------------------------*/
fs_init();
/*---------------------------------------------------
* Register the file system interface in LittlevGL
*--------------------------------------------------*/
/* Add a simple drive to open images */
lv_fs_drv_t fs_drv; /*A driver descriptor*/
memset(&fs_drv, 0, sizeof(lv_fs_drv_t)); /*Initialization*/
/*Set up fields...*/
fs_drv.file_size = sizeof(file_t);
fs_drv.letter = 'P';
fs_drv.open = fs_open;
fs_drv.close = fs_close;
fs_drv.read = fs_read;
fs_drv.write = fs_write;
fs_drv.seek = fs_seek;
fs_drv.tell = fs_tell;
fs_drv.free = fs_free;
fs_drv.size = fs_size;
fs_drv.remove = fs_remove;
fs_drv.rename = fs_rename;
fs_drv.trunc = fs_trunc;
fs_drv.rddir_size = sizeof(dir_t);
fs_drv.dir_close = fs_dir_close;
fs_drv.dir_open = fs_dir_open;
fs_drv.dir_read = fs_dir_read;
lv_fs_add_drv(&fs_drv);
}
/**********************
* STATIC FUNCTIONS
**********************/
/* Initialize your Storage device and File system. */
static void fs_init(void)
{
/*E.g. for FatFS initalize the SD card and FatFS itself*/
/*You code here*/
}
/**
* Open a file
* @param file_p pointer to a file_t variable
* @param path path to the file beginning with the driver letter (e.g. S:/folder/file.txt)
* @param mode read: FS_MODE_RD, write: FS_MODE_WR, both: FS_MODE_RD | FS_MODE_WR
* @return LV_FS_RES_OK or any error from lv_fs_res_t enum
*/
static lv_fs_res_t fs_open (void * file_p, const char * path, lv_fs_mode_t mode)
{
lv_fs_res_t res = LV_FS_RES_NOT_IMP;
if(mode == LV_FS_MODE_WR)
{
/*Open a file for write*/
/* Add your code here*/
}
else if(mode == LV_FS_MODE_RD)
{
/*Open a file for read*/
/* Add your code here*/
}
else if(mode == (LV_FS_MODE_WR | LV_FS_MODE_RD))
{
/*Open a file for read and write*/
/* Add your code here*/
}
return res;
}
/**
* Close an opened file
* @param file_p pointer to a file_t variable. (opened with lv_ufs_open)
* @return LV_FS_RES_OK: no error, the file is read
* any error from lv_fs_res_t enum
*/
static lv_fs_res_t fs_close (void * file_p)
{
lv_fs_res_t res = LV_FS_RES_NOT_IMP;
/* Add your code here*/
return res;
}
/**
* Read data from an opened file
* @param file_p pointer to a file_t variable.
* @param buf pointer to a memory block where to store the read data
* @param btr number of Bytes To Read
* @param br the real number of read bytes (Byte Read)
* @return LV_FS_RES_OK: no error, the file is read
* any error from lv_fs_res_t enum
*/
static lv_fs_res_t fs_read (void * file_p, void * buf, uint32_t btr, uint32_t * br)
{
lv_fs_res_t res = LV_FS_RES_NOT_IMP;
/* Add your code here*/
return res;
}
/**
* Write into a file
* @param file_p pointer to a file_t variable
* @param buf pointer to a buffer with the bytes to write
* @param btr Bytes To Write
* @param br the number of real written bytes (Bytes Written). NULL if unused.
* @return LV_FS_RES_OK or any error from lv_fs_res_t enum
*/
static lv_fs_res_t fs_write(void * file_p, const void * buf, uint32_t btw, uint32_t * bw)
{
lv_fs_res_t res = LV_FS_RES_NOT_IMP;
/* Add your code here*/
return res;
}
/**
* Set the read write pointer. Also expand the file size if necessary.
* @param file_p pointer to a file_t variable. (opened with lv_ufs_open )
* @param pos the new position of read write pointer
* @return LV_FS_RES_OK: no error, the file is read
* any error from lv_fs_res_t enum
*/
static lv_fs_res_t fs_seek (void * file_p, uint32_t pos)
{
lv_fs_res_t res = LV_FS_RES_NOT_IMP;
/* Add your code here*/
return res;
}
/**
* Give the size of a file bytes
* @param file_p pointer to a file_t variable
* @param size pointer to a variable to store the size
* @return LV_FS_RES_OK or any error from lv_fs_res_t enum
*/
static lv_fs_res_t fs_size (void * file_p, uint32_t * size_p)
{
lv_fs_res_t res = LV_FS_RES_NOT_IMP;
/* Add your code here*/
return res;
}
/**
* Give the position of the read write pointer
* @param file_p pointer to a file_t variable.
* @param pos_p pointer to to store the result
* @return LV_FS_RES_OK: no error, the file is read
* any error from lv_fs_res_t enum
*/
static lv_fs_res_t fs_tell (void * file_p, uint32_t * pos_p)
{
lv_fs_res_t res = LV_FS_RES_NOT_IMP;
/* Add your code here*/
return res;
}
/**
* Delete a file
* @param path path of the file to delete
* @return LV_FS_RES_OK or any error from lv_fs_res_t enum
*/
static lv_fs_res_t fs_remove (const char *path)
{
lv_fs_res_t res = LV_FS_RES_NOT_IMP;
/* Add your code here*/
return res;
}
/**
* Truncate the file size to the current position of the read write pointer
* @param file_p pointer to an 'ufs_file_t' variable. (opened with lv_fs_open )
* @return LV_FS_RES_OK: no error, the file is read
* any error from lv_fs_res_t enum
*/
static lv_fs_res_t fs_trunc (void * file_p)
{
lv_fs_res_t res = LV_FS_RES_NOT_IMP;
/* Add your code here*/
return res;
}
/**
* Rename a file
* @param oldname path to the file
* @param newname path with the new name
* @return LV_FS_RES_OK or any error from 'fs_res_t'
*/
static lv_fs_res_t fs_rename (const char * oldname, const char * newname)
{
lv_fs_res_t res = LV_FS_RES_NOT_IMP;
/* Add your code here*/
return res;
}
/**
* Get the free and total size of a driver in kB
* @param letter the driver letter
* @param total_p pointer to store the total size [kB]
* @param free_p pointer to store the free size [kB]
* @return LV_FS_RES_OK or any error from lv_fs_res_t enum
*/
static lv_fs_res_t fs_free (uint32_t * total_p, uint32_t * free_p)
{
lv_fs_res_t res = LV_FS_RES_NOT_IMP;
/* Add your code here*/
return res;
}
/**
* Initialize a 'fs_read_dir_t' variable for directory reading
* @param rddir_p pointer to a 'fs_read_dir_t' variable
* @param path path to a directory
* @return LV_FS_RES_OK or any error from lv_fs_res_t enum
*/
static lv_fs_res_t fs_dir_open (void * rddir_p, const char *path)
{
lv_fs_res_t res = LV_FS_RES_NOT_IMP;
/* Add your code here*/
return res;
}
/**
* Read the next filename form a directory.
* The name of the directories will begin with '/'
* @param rddir_p pointer to an initialized 'fs_read_dir_t' variable
* @param fn pointer to a buffer to store the filename
* @return LV_FS_RES_OK or any error from lv_fs_res_t enum
*/
static lv_fs_res_t fs_dir_read (void * rddir_p, char *fn)
{
lv_fs_res_t res = LV_FS_RES_NOT_IMP;
/* Add your code here*/
return res;
}
/**
* Close the directory reading
* @param rddir_p pointer to an initialized 'fs_read_dir_t' variable
* @return LV_FS_RES_OK or any error from lv_fs_res_t enum
*/
static lv_fs_res_t fs_dir_close (void * rddir_p)
{
lv_fs_res_t res = LV_FS_RES_NOT_IMP;
/* Add your code here*/
return res;
}
#else /* Enable this file at the top */
/* This dummy typedef exists purely to silence -Wpedantic. */
typedef int keep_pedantic_happy;
#endif

44
src/lv_porting/lv_port_fs_templ.h
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@@ -1,44 +0,0 @@
/**
* @file lv_port_fs_templ.h
*
*/
/*Copy this file as "lv_port_fs.h" and set this value to "1" to enable content*/
#if 0
#ifndef LV_PORT_FS_TEMPL_H
#define LV_PORT_FS_TEMPL_H
#ifdef __cplusplus
extern "C" {
#endif
/*********************
* INCLUDES
*********************/
#include "lvgl/lvgl.h"
/*********************
* DEFINES
*********************/
/**********************
* TYPEDEFS
**********************/
/**********************
* GLOBAL PROTOTYPES
**********************/
/**********************
* MACROS
**********************/
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /*LV_PORT_FS_TEMPL_H*/
#endif /*Disable/Enable content*/

428
src/lv_porting/lv_port_indev_templ.c
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@@ -1,428 +0,0 @@
/**
* @file lv_port_indev_templ.c
*
*/
/*Copy this file as "lv_port_indev.c" and set this value to "1" to enable content*/
#if 0
/*********************
* INCLUDES
*********************/
#include "lv_port_indev_templ.h"
/*********************
* DEFINES
*********************/
/**********************
* TYPEDEFS
**********************/
/**********************
* STATIC PROTOTYPES
**********************/
static void touchpad_init(void);
static bool touchpad_read(lv_indev_t * indev, lv_indev_data_t * data);
static bool touchpad_is_pressed(void);
static void touchpad_get_xy(lv_coord_t * x, lv_coord_t * y);
static void mouse_init(void);
static bool mouse_read(lv_indev_t * indev, lv_indev_data_t * data);
static bool mouse_is_pressed(void);
static void mouse_get_xy(lv_coord_t * x, lv_coord_t * y);
static void keypad_init(void);
static bool keypad_read(lv_indev_t * indev, lv_indev_data_t * data);
static uint32_t keypad_get_key(void);
static void encoder_init(void);
static bool encoder_read(lv_indev_t * indev, lv_indev_data_t * data);
static void encoder_handler(void);
static void button_init(void);
static bool button_read(lv_indev_t * indev, lv_indev_data_t * data);
static int8_t button_get_pressed_id(void);
static bool button_is_pressed(uint8_t id);
/**********************
* STATIC VARIABLES
**********************/
lv_indev_t * indev_touchpad;
lv_indev_t * indev_mouse;
lv_indev_t * indev_keypad;
lv_indev_t * indev_encoder;
lv_indev_t * indev_button;
static int32_t encoder_diff;
static lv_indev_state_t encoder_state;
/**********************
* MACROS
**********************/
/**********************
* GLOBAL FUNCTIONS
**********************/
void lv_port_indev_init(void)
{
/* Here you will find example implementation of input devices supported by LittelvGL:
* - Touchpad
* - Mouse (with cursor support)
* - Keypad (supports GUI usage only with key)
* - Encoder (supports GUI usage only with: left, right, push)
* - Button (external buttons to press points on the screen)
*
* The `..._read()` function are only examples.
* You should shape them according to your hardware
*/
lv_indev_drv_t indev_drv;
/*------------------
* Touchpad
* -----------------*/
/*Initialize your touchpad if you have*/
touchpad_init();
/*Register a touchpad input device*/
lv_indev_drv_init(&indev_drv);
indev_drv.type = LV_INDEV_TYPE_POINTER;
indev_drv.read_cb = touchpad_read;
indev_touchpad = lv_indev_drv_register(&indev_drv);
/*------------------
* Mouse
* -----------------*/
/*Initialize your touchpad if you have*/
mouse_init();
/*Register a mouse input device*/
lv_indev_drv_init(&indev_drv);
indev_drv.type = LV_INDEV_TYPE_POINTER;
indev_drv.read_cb = mouse_read;
indev_mouse = lv_indev_drv_register(&indev_drv);
/*Set cursor. For simplicity set a HOME symbol now.*/
lv_obj_t * mouse_cursor = lv_img_create(lv_disp_get_scr_act(NULL), NULL);
lv_img_set_src(mouse_cursor, LV_SYMBOL_HOME);
lv_indev_set_cursor(indev_mouse, mouse_cursor);
/*------------------
* Keypad
* -----------------*/
/*Initialize your keypad or keyboard if you have*/
keypad_init();
/*Register a keypad input device*/
lv_indev_drv_init(&indev_drv);
indev_drv.type = LV_INDEV_TYPE_KEYPAD;
indev_drv.read_cb = keypad_read;
indev_keypad = lv_indev_drv_register(&indev_drv);
/* Later you should create group(s) with `lv_group_t * group = lv_group_create()`,
* add objects to the group with `lv_group_add_obj(group, obj)`
* and assign this input device to group to navigate in it:
* `lv_indev_set_group(indev_keypad, group);` */
/*------------------
* Encoder
* -----------------*/
/*Initialize your encoder if you have*/
encoder_init();
/*Register a encoder input device*/
lv_indev_drv_init(&indev_drv);
indev_drv.type = LV_INDEV_TYPE_KEYPAD;
indev_drv.read_cb = encoder_read;
indev_encoder = lv_indev_drv_register(&indev_drv);
/* Later you should create group(s) with `lv_group_t * group = lv_group_create()`,
* add objects to the group with `lv_group_add_obj(group, obj)`
* and assign this input device to group to navigate in it:
* `lv_indev_set_group(indev_keypad, group);` */
/*------------------
* Button
* -----------------*/
/*Initialize your button if you have*/
button_init();
/*Register a button input device*/
lv_indev_drv_init(&indev_drv);
indev_drv.type = LV_INDEV_TYPE_BUTTON;
indev_drv.read_cb = button_read;
indev_button = lv_indev_drv_register(&indev_drv);
/*Assign buttons to points on the screen*/
static const lv_point_t btn_points[2] = {
{10, 10}, /*Button 0 -> x:10; y:10*/
{40, 100}, /*Button 1 -> x:40; y:100*/
};
lv_indev_set_button_points(indev_button, btn_points);
}
/**********************
* STATIC FUNCTIONS
**********************/
/*------------------
* Touchpad
* -----------------*/
/*Initialize your touchpad*/
static void touchpad_init(void)
{
/*Your code comes here*/
}
/* Will be called by the library to read the touchpad */
static bool touchpad_read(lv_indev_t * indev, lv_indev_data_t * data)
{
static lv_coord_t last_x = 0;
static lv_coord_t last_y = 0;
/*Save the pressed coordinates and the state*/
if(touchpad_is_pressed()) {
touchpad_get_xy(&last_x, &last_y);
data->state = LV_INDEV_STATE_PR;
} else {
data->state = LV_INDEV_STATE_REL;
}
/*Set the last pressed coordinates*/
data->point.x = last_x;
data->point.y = last_y;
/*Return `false` because we are not buffering and no more data to read*/
return false;
}
/*Return true is the touchpad is pressed*/
static bool touchpad_is_pressed(void)
{
/*Your code comes here*/
return false;
}
/*Get the x and y coordinates if the touchpad is pressed*/
static void touchpad_get_xy(lv_coord_t * x, lv_coord_t * y)
{
/*Your code comes here*/
(*x) = 0;
(*y) = 0;
}
/*------------------
* Mouse
* -----------------*/
/* Initialize your mouse */
static void mouse_init(void)
{
/*Your code comes here*/
}
/* Will be called by the library to read the mouse */
static bool mouse_read(lv_indev_t * indev, lv_indev_data_t * data)
{
/*Get the current x and y coordinates*/
mouse_get_xy(&data->point.x, &data->point.y);
/*Get whether the mouse button is pressed or released*/
if(mouse_is_pressed()) {
data->state = LV_INDEV_STATE_PR;
} else {
data->state = LV_INDEV_STATE_REL;
}
/*Return `false` because we are not buffering and no more data to read*/
return false;
}
/*Return true is the mouse button is pressed*/
static bool mouse_is_pressed(void)
{
/*Your code comes here*/
return false;
}
/*Get the x and y coordinates if the mouse is pressed*/
static void mouse_get_xy(lv_coord_t * x, lv_coord_t * y)
{
/*Your code comes here*/
(*x) = 0;
(*y) = 0;
}
/*------------------
* Keypad
* -----------------*/
/* Initialize your keypad */
static void keypad_init(void)
{
/*Your code comes here*/
}
/* Will be called by the library to read the mouse */
static bool keypad_read(lv_indev_t * indev, lv_indev_data_t * data)
{
static uint32_t last_key = 0;
/*Get the current x and y coordinates*/
mouse_get_xy(&data->point.x, &data->point.y);
/*Get whether the a key is pressed and save the pressed key*/
uint32_t act_key = keypad_get_key();
if(act_key != 0) {
data->state = LV_INDEV_STATE_PR;
/*Translate the keys to LittlevGL control characters according to your key definitions*/
switch(act_key) {
case 1:
act_key = LV_GROUP_KEY_NEXT;
break;
case 2:
act_key = LV_GROUP_KEY_PREV;
break;
case 3:
act_key = LV_GROUP_KEY_LEFT;
break;
case 4:
act_key = LV_GROUP_KEY_RIGHT;
break;
case 5:
act_key = LV_GROUP_KEY_ENTER;
break;
}
last_key = act_key;
} else {
data->state = LV_INDEV_STATE_REL;
}
data->key = last_key;
/*Return `false` because we are not buffering and no more data to read*/
return false;
}
/*Get the currently being pressed key. 0 if no key is pressed*/
static uint32_t keypad_get_key(void)
{
/*Your code comes here*/
return 0;
}
/*------------------
* Encoder
* -----------------*/
/* Initialize your keypad */
static void encoder_init(void)
{
/*Your code comes here*/
}
/* Will be called by the library to read the encoder */
static bool encoder_read(lv_indev_t * indev, lv_indev_data_t * data)
{
data->enc_diff = encoder_diff;
data->state = encoder_state;
/*Return `false` because we are not buffering and no more data to read*/
return false;
}
/*Call this function in an interrupt to process encoder events (turn, press)*/
static void encoder_handler(void)
{
/*Your code comes here*/
encoder_diff += 0;
encoder_state = LV_INDEV_STATE_REL;
}
/*------------------
* Button
* -----------------*/
/* Initialize your buttons */
static void button_init(void)
{
/*Your code comes here*/
}
/* Will be called by the library to read the button */
static bool button_read(lv_indev_t * indev, lv_indev_data_t * data)
{
static uint8_t last_btn = 0;
/*Get the pressed button's ID*/
int8_t btn_act = button_get_pressed_id();
if(btn_act >= 0) {
data->state = LV_INDEV_STATE_PR;
last_btn = btn_act;
} else {
data->state = LV_INDEV_STATE_REL;
}
/*Save the last pressed button's ID*/
data->btn_id = last_btn;
/*Return `false` because we are not buffering and no more data to read*/
return false;
}
/*Get ID (0, 1, 2 ..) of the pressed button*/
static int8_t button_get_pressed_id(void)
{
uint8_t i;
/*Check to buttons see which is being pressed (assume there are 2 buttons)*/
for(i = 0; i < 2; i++) {
/*Return the pressed button's ID*/
if(button_is_pressed(i)) {
return i;
}
}
/*No button pressed*/
return -1;
}
/*Test if `id` button is pressed or not*/
static bool button_is_pressed(uint8_t id)
{
/*Your code comes here*/
return false;
}
#else /* Enable this file at the top */
/* This dummy typedef exists purely to silence -Wpedantic. */
typedef int keep_pedantic_happy;
#endif

45
src/lv_porting/lv_port_indev_templ.h
View File

@@ -1,45 +0,0 @@
/**
* @file lv_port_indev_templ.h
*
*/
/*Copy this file as "lv_port_indev.h" and set this value to "1" to enable content*/
#if 0
#ifndef LV_PORT_INDEV_TEMPL_H
#define LV_PORT_INDEV_TEMPL_H
#ifdef __cplusplus
extern "C" {
#endif
/*********************
* INCLUDES
*********************/
#include "lvgl/lvgl.h"
/*********************
* DEFINES
*********************/
/**********************
* TYPEDEFS
**********************/
/**********************
* GLOBAL PROTOTYPES
**********************/
/**********************
* MACROS
**********************/
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /*LV_PORT_INDEV_TEMPL_H*/
#endif /*Disable/Enable content*/