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Merge pull request #64 from arduino-libraries/precompiled-lib
Precompiling `lvgl` drastically reduces library compile time.
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‎.github/workflows/compile-examples.yml

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libraries: |
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# Install the library from the local path.
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- source-path: ./
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- name: lvgl
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# Additional library dependencies can be listed here.
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# See: https://github.com/arduino/compile-sketches#libraries
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sketch-paths: |

‎.gitignore

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extras/build

‎README.md

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@@ -15,6 +15,16 @@ This library allows you to control and interact with the 6 DOF Braccio++ robot a
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* [Help Center](https://support.arduino.cc/)
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* [Forum](https://forum.arduino.cc)
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### How-to-update precompiled `liblvgl`
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```bash
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git clone https://github.com/lvgl/lvgl
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git clone https://github.com/arduino-libraries/Arduino_Braccio_plusplus
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cd Arduino_Braccio_plusplus/extras
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mkdir build && cd build
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cmake -DCMAKE_BUILD_TYPE=Release ..
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make -j8
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```
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## :bug: Bugs & Issues
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If you want to report an issue with this library, you can submit it to the [issue tracker](https://github.com/arduino-libraries/Arduino_Braccio_plusplus/issues) of this repository. Remember to include as much detail as you can about your hardware set-up, code and steps for reproducing the issue. Make sure you're using an original Arduino board.

‎extras/CMakeLists.txt

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##########################################################################
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cmake_minimum_required(VERSION 3.16)
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##########################################################################
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project(lvgl)
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##########################################################################
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set(CMAKE_C_COMPILER arm-none-eabi-gcc)
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set(CMAKE_CXX_COMPILER arm-none-eabi-g++)
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##########################################################################
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add_library(${PROJECT_NAME} STATIC "")
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##########################################################################
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set(LVGL_ROOT_DIR ${CMAKE_SOURCE_DIR}/../../lvgl)
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set(LV_CONF_DIR ${CMAKE_SOURCE_DIR}/../src)
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##########################################################################
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target_include_directories(${PROJECT_NAME} SYSTEM PUBLIC ${LVGL_ROOT_DIR} ${LV_CONF_DIR})
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##########################################################################
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file(GLOB_RECURSE LVGL_SOURCES ${LVGL_ROOT_DIR}/src/*.c)
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target_sources(${PROJECT_NAME} PUBLIC ${LVGL_SOURCES})
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##########################################################################
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target_compile_options(${PROJECT_NAME} PRIVATE -mcpu=cortex-m0plus -fPIC)
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##########################################################################
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file(WRITE ${CMAKE_BINARY_DIR}/cp-lvgl-hdr.cmake
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"file(COPY ${LVGL_ROOT_DIR}/src DESTINATION ../../src/lib/lvgl FILES_MATCHING PATTERN *.h)\n"
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)
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add_custom_command(TARGET ${PROJECT_NAME} POST_BUILD COMMAND cp ${CMAKE_BINARY_DIR}/liblvgl.a ../../src/cortex-m0plus/liblvgl.a COMMENT "Copying libvgl.a")
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add_custom_command(TARGET ${PROJECT_NAME} POST_BUILD COMMAND cp ${LVGL_ROOT_DIR}/lvgl.h ../../src/lib/lvgl COMMENT "Copying lvgl.h")
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add_custom_command(TARGET ${PROJECT_NAME} POST_BUILD COMMAND ${CMAKE_COMMAND} -P ${CMAKE_BINARY_DIR}/cp-lvgl-hdr.cmake COMMENT "Copying lvgl/src/*.h")
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##########################################################################

‎library.properties

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category=Communication
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url=https://github.com/arduino-libraries/Arduino_Braccio_plusplus
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architectures=mbed,mbed_nano
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precompiled=true
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ldflags=-llvgl
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includes=Braccio++.h
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depends=lvgl

‎src/Braccio++.h

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#include "drivers/Ticker.h"
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#include "lib/TFT_eSPI/TFT_eSPI.h" // Hardware-specific library
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#include <lvgl.h>
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#include "lib/lvgl/lvgl.h"
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#include <chrono>
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using namespace std::chrono;

‎src/cortex-m0plus/liblvgl.a

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‎src/gif.c

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* USA.
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*/
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#include <lvgl.h>
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#include "lib/lvgl/lvgl.h"
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#ifndef LV_ATTRIBUTE_MEM_ALIGN
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#define LV_ATTRIBUTE_MEM_ALIGN

‎src/lib/lvgl/lvgl.h

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/**
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* @file lvgl.h
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* Include all LVGL related headers
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*/
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#ifndef LVGL_H
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#define LVGL_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/***************************
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* CURRENT VERSION OF LVGL
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***************************/
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#define LVGL_VERSION_MAJOR 8
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#define LVGL_VERSION_MINOR 3
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#define LVGL_VERSION_PATCH 0
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#define LVGL_VERSION_INFO "dev"
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/*********************
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* INCLUDES
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*********************/
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#include "src/misc/lv_log.h"
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#include "src/misc/lv_timer.h"
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#include "src/misc/lv_math.h"
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#include "src/misc/lv_mem.h"
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#include "src/misc/lv_async.h"
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#include "src/misc/lv_anim_timeline.h"
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#include "src/misc/lv_printf.h"
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#include "src/hal/lv_hal.h"
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#include "src/core/lv_obj.h"
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#include "src/core/lv_group.h"
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#include "src/core/lv_indev.h"
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#include "src/core/lv_refr.h"
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#include "src/core/lv_disp.h"
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#include "src/core/lv_theme.h"
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#include "src/font/lv_font.h"
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#include "src/font/lv_font_loader.h"
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#include "src/font/lv_font_fmt_txt.h"
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#include "src/widgets/lv_arc.h"
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#include "src/widgets/lv_btn.h"
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#include "src/widgets/lv_img.h"
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#include "src/widgets/lv_label.h"
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#include "src/widgets/lv_line.h"
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#include "src/widgets/lv_table.h"
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#include "src/widgets/lv_checkbox.h"
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#include "src/widgets/lv_bar.h"
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#include "src/widgets/lv_slider.h"
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#include "src/widgets/lv_btnmatrix.h"
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#include "src/widgets/lv_dropdown.h"
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#include "src/widgets/lv_roller.h"
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#include "src/widgets/lv_textarea.h"
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#include "src/widgets/lv_canvas.h"
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#include "src/widgets/lv_switch.h"
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#include "src/draw/lv_draw.h"
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#include "src/lv_api_map.h"
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/*-----------------
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* EXTRAS
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*----------------*/
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#include "src/extra/lv_extra.h"
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/*********************
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* DEFINES
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*********************/
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/**********************
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* TYPEDEFS
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**********************/
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/**********************
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* GLOBAL PROTOTYPES
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**********************/
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/**********************
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* MACROS
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**********************/
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/** Gives 1 if the x.y.z version is supported in the current version
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* Usage:
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*
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* - Require v6
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* #if LV_VERSION_CHECK(6,0,0)
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* new_func_in_v6();
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* #endif
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*
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*
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* - Require at least v5.3
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* #if LV_VERSION_CHECK(5,3,0)
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* new_feature_from_v5_3();
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* #endif
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*
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*
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* - Require v5.3.2 bugfixes
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* #if LV_VERSION_CHECK(5,3,2)
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* bugfix_in_v5_3_2();
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* #endif
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*
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*/
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#define LV_VERSION_CHECK(x,y,z) (x == LVGL_VERSION_MAJOR && (y < LVGL_VERSION_MINOR || (y == LVGL_VERSION_MINOR && z <= LVGL_VERSION_PATCH)))
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/**
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* Wrapper functions for VERSION macros
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*/
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static inline int lv_version_major(void)
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{
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return LVGL_VERSION_MAJOR;
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}
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static inline int lv_version_minor(void)
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{
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return LVGL_VERSION_MINOR;
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}
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static inline int lv_version_patch(void)
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{
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return LVGL_VERSION_PATCH;
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}
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static inline const char *lv_version_info(void)
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{
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return LVGL_VERSION_INFO;
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}
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#ifdef __cplusplus
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} /*extern "C"*/
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#endif
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#endif /*LVGL_H*/

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