1
0
Fork 0
InfiniTime/src/DisplayApp/LittleVgl.cpp

98 lines
2.7 KiB
C++
Raw Normal View History

2020-02-10 21:05:33 +01:00
#include <FreeRTOS.h>
#include <projdefs.h>
#include <task.h>
#include <libs/lvgl/src/lv_core/lv_obj.h>
#include <hal/nrf_rtc.h>
#include <libraries/log/nrf_log.h>
#include <libs/lvgl/src/lv_themes/lv_theme.h>
#include <libs/lvgl/src/lv_themes/lv_theme_night.h>
#include "LittleVgl.h"
using namespace Pinetime::Components;
static void disp_flush(lv_disp_drv_t * disp_drv, const lv_area_t * area, lv_color_t * color_p) {
auto* lvgl = static_cast<LittleVgl*>(disp_drv->user_data);
lvgl->FlushDisplay(area, color_p);
}
bool touchpad_read(lv_indev_drv_t * indev_drv, lv_indev_data_t * data) {
auto* lvgl = static_cast<LittleVgl*>(indev_drv->user_data);
return lvgl->GetTouchPadInfo(data);
}
LittleVgl::LittleVgl(Pinetime::Drivers::St7789& lcd, Pinetime::Drivers::Cst816S& touchPanel) : lcd{lcd}, touchPanel{touchPanel} {
2020-02-10 21:05:33 +01:00
lv_init();
InitDisplay();
InitTouchpad();
}
void LittleVgl::InitDisplay() {
2020-02-10 21:05:33 +01:00
lv_theme_t* theme = lv_theme_night_init(10, NULL);
lv_theme_set_current(theme);
lv_disp_buf_init(&disp_buf_2, buf2_1, buf2_2, LV_HOR_RES_MAX * 2); /*Initialize the display buffer*/
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 = 240;
disp_drv.ver_res = 240;
/*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;
disp_drv.user_data = this;
/*Finally register the driver*/
lv_disp_drv_register(&disp_drv);
}
2020-02-10 21:05:33 +01:00
void LittleVgl::InitTouchpad() {
lv_indev_drv_t indev_drv;
2020-02-10 21:05:33 +01:00
lv_indev_drv_init(&indev_drv);
indev_drv.type = LV_INDEV_TYPE_POINTER;
indev_drv.read_cb = touchpad_read;
indev_drv.user_data = this;
lv_indev_drv_register(&indev_drv);
2020-02-10 21:05:33 +01:00
}
void LittleVgl::FlushDisplay(const lv_area_t *area, lv_color_t *color_p) {
ulTaskNotifyTake(pdTRUE, 500);
2020-02-10 21:05:33 +01:00
auto x = area->x1;
auto y = area->y1;
auto width = (area->x2-area->x1)+1;
auto height = (area->y2-area->y1)+1;
lcd.BeginDrawBuffer(x, y, width, height);
lcd.NextDrawBuffer(reinterpret_cast<const uint8_t *>(color_p), width * height*2) ;
ulTaskNotifyTake(pdTRUE, 500);
/* IMPORTANT!!!
* Inform the graphics library that you are ready with the flushing*/
lv_disp_flush_ready(&disp_drv);
}
bool LittleVgl::GetTouchPadInfo(lv_indev_data_t *ptr) {
auto info = touchPanel.GetTouchInfo();
if((previousClick.x != info.x || previousClick.y != info.y) &&
(info.gesture == Drivers::Cst816S::Gestures::SingleTap)) {
ptr->state = LV_INDEV_STATE_PR;
previousClick.x = ptr->point.x;
previousClick.y = ptr->point.y;
}
else {
ptr->state = LV_INDEV_STATE_REL;
}
ptr->point.x = info.x;
ptr->point.y = info.y;
return false;
}