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ESP32 | LittlevGL | Arduino IDE - [Part.1] Basic LittlevGL for Simple Note App📝
This commit is contained in:
Eric
200
ESP32_LITTLEVGL_ARDUINO_IDE/Part1/0_lv_slider/0_lv_slider.ino
Normal file
200
ESP32_LITTLEVGL_ARDUINO_IDE/Part1/0_lv_slider/0_lv_slider.ino
Normal file
@@ -0,0 +1,200 @@
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#include <lvgl.h>
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#include <Ticker.h>
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#include <TFT_eSPI.h>
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#define LVGL_TICK_PERIOD 60
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Ticker tick; /* timer for interrupt handler */
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TFT_eSPI tft = TFT_eSPI(); /* TFT instance */
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static lv_disp_buf_t disp_buf;
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static lv_color_t buf[LV_HOR_RES_MAX * 10];
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lv_obj_t * slider_label;
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int screenWidth = 480;
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int screenHeight = 320;
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/* Display flushing */
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void my_disp_flush(lv_disp_drv_t *disp, const lv_area_t *area, lv_color_t *color_p)
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{
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uint16_t c;
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tft.startWrite(); /* Start new TFT transaction */
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tft.setAddrWindow(area->x1, area->y1, (area->x2 - area->x1 + 1), (area->y2 - area->y1 + 1)); /* set the working window */
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for (int y = area->y1; y <= area->y2; y++) {
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for (int x = area->x1; x <= area->x2; x++) {
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c = color_p->full;
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tft.writeColor(c, 1);
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color_p++;
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}
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}
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tft.endWrite(); /* terminate TFT transaction */
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lv_disp_flush_ready(disp); /* tell lvgl that flushing is done */
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}
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bool my_touchpad_read(lv_indev_drv_t * indev_driver, lv_indev_data_t * data)
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{
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uint16_t touchX, touchY;
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bool touched = tft.getTouch(&touchX, &touchY, 600);
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if(!touched)
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{
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return false;
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}
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if(touchX>screenWidth || touchY > screenHeight)
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{
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Serial.println("Y or y outside of expected parameters..");
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Serial.print("y:");
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Serial.print(touchX);
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Serial.print(" x:");
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Serial.print(touchY);
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}
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else
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{
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data->state = touched ? LV_INDEV_STATE_PR : LV_INDEV_STATE_REL;
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/*Save the state and save the pressed coordinate*/
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//if(data->state == LV_INDEV_STATE_PR) touchpad_get_xy(&last_x, &last_y);
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/*Set the coordinates (if released use the last pressed coordinates)*/
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data->point.x = touchX;
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data->point.y = touchY;
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Serial.print("Data x");
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Serial.println(touchX);
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Serial.print("Data y");
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Serial.println(touchY);
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}
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return false; /*Return `false` because we are not buffering and no more data to read*/
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}
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/* Interrupt driven periodic handler */
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static void lv_tick_handler(void)
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{
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lv_tick_inc(LVGL_TICK_PERIOD);
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}
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void slider_event_cb(lv_obj_t * slider, lv_event_t event)
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{
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printEvent("Slider", event);
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if(event == LV_EVENT_VALUE_CHANGED) {
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static char buf[4]; /* max 3 bytes for number plus 1 null terminating byte */
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snprintf(buf, 4, "%u", lv_slider_get_value(slider));
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lv_label_set_text(slider_label, buf); /*Refresh the text*/
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}
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}
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void printEvent(String Event, lv_event_t event)
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{
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Serial.print(Event);
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printf(" ");
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switch(event) {
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case LV_EVENT_PRESSED:
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printf("Pressed\n");
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break;
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case LV_EVENT_SHORT_CLICKED:
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printf("Short clicked\n");
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break;
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case LV_EVENT_CLICKED:
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printf("Clicked\n");
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break;
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case LV_EVENT_LONG_PRESSED:
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printf("Long press\n");
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break;
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case LV_EVENT_LONG_PRESSED_REPEAT:
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printf("Long press repeat\n");
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break;
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case LV_EVENT_RELEASED:
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printf("Released\n");
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break;
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}
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}
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void setup() {
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Serial.begin(115200); /* prepare for possible serial debug */
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lv_init();
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tft.begin(); /* TFT init */
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tft.setRotation(3);
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//uint16_t calData[5] = { 275, 3620, 264, 3532, 1 };
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uint16_t calData[5] = {299, 3588, 348, 3474, 1};
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tft.setTouch(calData);
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lv_disp_buf_init(&disp_buf, buf, NULL, LV_HOR_RES_MAX * 10);
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/*Initialize the display*/
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lv_disp_drv_t disp_drv;
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lv_disp_drv_init(&disp_drv);
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disp_drv.hor_res = screenWidth;
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disp_drv.ver_res = screenHeight;
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disp_drv.flush_cb = my_disp_flush;
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disp_drv.buffer = &disp_buf;
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lv_disp_drv_register(&disp_drv);
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lv_indev_drv_t indev_drv;
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lv_indev_drv_init(&indev_drv); /*Descriptor of a input device driver*/
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indev_drv.type = LV_INDEV_TYPE_POINTER; /*Touch pad is a pointer-like device*/
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indev_drv.read_cb = my_touchpad_read; /*Set your driver function*/
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lv_indev_drv_register(&indev_drv); /*Finally register the driver*/
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/*Initialize the graphics library's tick*/
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tick.attach_ms(LVGL_TICK_PERIOD, lv_tick_handler);
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//Set the theme..
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lv_theme_t * th = lv_theme_night_init(210, NULL); //Set a HUE value and a Font for the Night Theme
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lv_theme_set_current(th);
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lv_obj_t * scr = lv_cont_create(NULL, NULL);
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lv_disp_load_scr(scr);
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//lv_obj_t * tv = lv_tabview_create(scr, NULL);
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//lv_obj_set_size(tv, lv_disp_get_hor_res(NULL), lv_disp_get_ver_res(NULL));
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/* Create simple label */
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lv_obj_t *label = lv_label_create(lv_scr_act(), NULL);
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lv_label_set_text(label, "Hello Arduino! (V6.1)");
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lv_obj_align(label, NULL, LV_ALIGN_CENTER, 0, -50);
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/* Create a slider in the center of the display */
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lv_obj_t * slider = lv_slider_create(lv_scr_act(), NULL);
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lv_obj_set_width(slider, screenWidth-50); /*Set the width*/
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lv_obj_set_height(slider, 50);
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lv_obj_align(slider, NULL, LV_ALIGN_CENTER, 0, 0); /*Align to the center of the parent (screen)*/
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lv_obj_set_event_cb(slider, slider_event_cb); /*Assign an event function*/
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/* Create a label below the slider */
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slider_label = lv_label_create(lv_scr_act(), NULL);
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lv_label_set_text(slider_label, "0");
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lv_obj_set_auto_realign(slider, true);
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lv_obj_align(slider_label, slider, LV_ALIGN_OUT_BOTTOM_MID, 0, 10);
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}
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void loop() {
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lv_task_handler(); /* let the GUI do its work */
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delay(5);
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}
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@@ -0,0 +1,437 @@
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#include <lvgl.h>
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#include <Ticker.h>
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#include <TFT_eSPI.h>
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#define LVGL_TICK_PERIOD 60
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Ticker tick; /* timer for interrupt handler */
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TFT_eSPI tft = TFT_eSPI(); /* TFT instance */
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static lv_disp_buf_t disp_buf;
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static lv_color_t buf[LV_HOR_RES_MAX * 10];
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lv_obj_t * slider_label;
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int screenWidth = 480;
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int screenHeight = 320;
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/* Display flushing */
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void my_disp_flush(lv_disp_drv_t *disp, const lv_area_t *area, lv_color_t *color_p)
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{
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uint16_t c;
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tft.startWrite(); /* Start new TFT transaction */
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tft.setAddrWindow(area->x1, area->y1, (area->x2 - area->x1 + 1), (area->y2 - area->y1 + 1)); /* set the working window */
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for (int y = area->y1; y <= area->y2; y++) {
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for (int x = area->x1; x <= area->x2; x++) {
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c = color_p->full;
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tft.writeColor(c, 1);
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color_p++;
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}
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}
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tft.endWrite(); /* terminate TFT transaction */
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lv_disp_flush_ready(disp); /* tell lvgl that flushing is done */
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}
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bool my_touchpad_read(lv_indev_drv_t * indev_driver, lv_indev_data_t * data)
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{
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uint16_t touchX, touchY;
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bool touched = tft.getTouch(&touchX, &touchY, 600);
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if(!touched)
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{
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return false;
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}
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if(touchX>screenWidth || touchY > screenHeight)
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{
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Serial.println("Y or y outside of expected parameters..");
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Serial.print("y:");
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Serial.print(touchX);
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Serial.print(" x:");
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Serial.print(touchY);
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}
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else
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{
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data->state = touched ? LV_INDEV_STATE_PR : LV_INDEV_STATE_REL;
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/*Save the state and save the pressed coordinate*/
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//if(data->state == LV_INDEV_STATE_PR) touchpad_get_xy(&last_x, &last_y);
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/*Set the coordinates (if released use the last pressed coordinates)*/
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data->point.x = touchX;
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data->point.y = touchY;
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Serial.print("Data x");
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Serial.println(touchX);
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Serial.print("Data y");
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Serial.println(touchY);
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}
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return false; /*Return `false` because we are not buffering and no more data to read*/
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}
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/* Interrupt driven periodic handler */
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static void lv_tick_handler(void)
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{
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lv_tick_inc(LVGL_TICK_PERIOD);
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}
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void setup() {
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Serial.begin(115200); /* prepare for possible serial debug */
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lv_init();
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tft.begin(); /* TFT init */
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tft.setRotation(3);
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//uint16_t calData[5] = { 275, 3620, 264, 3532, 1 };
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uint16_t calData[5] = {299, 3588, 348, 3474, 1};
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tft.setTouch(calData);
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lv_disp_buf_init(&disp_buf, buf, NULL, LV_HOR_RES_MAX * 10);
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/*Initialize the display*/
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lv_disp_drv_t disp_drv;
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lv_disp_drv_init(&disp_drv);
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disp_drv.hor_res = screenWidth;
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disp_drv.ver_res = screenHeight;
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disp_drv.flush_cb = my_disp_flush;
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disp_drv.buffer = &disp_buf;
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lv_disp_drv_register(&disp_drv);
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lv_indev_drv_t indev_drv;
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lv_indev_drv_init(&indev_drv); /*Descriptor of a input device driver*/
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indev_drv.type = LV_INDEV_TYPE_POINTER; /*Touch pad is a pointer-like device*/
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indev_drv.read_cb = my_touchpad_read; /*Set your driver function*/
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lv_indev_drv_register(&indev_drv); /*Finally register the driver*/
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/*Initialize the graphics library's tick*/
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tick.attach_ms(LVGL_TICK_PERIOD, lv_tick_handler);
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//Set the theme..
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lv_theme_t * th = lv_theme_night_init(210, NULL); //Set a HUE value and a Font for the Night Theme
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lv_test_theme_1(th);
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}
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void loop() {
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lv_task_handler(); /* let the GUI do its work */
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delay(5);
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}
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/**********************
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* STATIC PROTOTYPES
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**********************/
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static void create_tab1(lv_obj_t * parent);
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static void create_tab2(lv_obj_t * parent);
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static void create_tab3(lv_obj_t * parent);
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void lv_test_theme_1(lv_theme_t * th)
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{
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lv_theme_set_current(th);
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th = lv_theme_get_current(); /*If `LV_THEME_LIVE_UPDATE 1` `th` is not used directly so get the real theme after set*/
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lv_obj_t * scr = lv_cont_create(NULL, NULL);
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lv_disp_load_scr(scr);
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lv_obj_t * tv = lv_tabview_create(scr, NULL);
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lv_obj_set_size(tv, lv_disp_get_hor_res(NULL), lv_disp_get_ver_res(NULL));
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lv_obj_t * tab1 = lv_tabview_add_tab(tv, "Tab 1");
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lv_obj_t * tab2 = lv_tabview_add_tab(tv, "Tab 2");
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lv_obj_t * tab3 = lv_tabview_add_tab(tv, "Tab 3");
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create_tab1(tab1);
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create_tab2(tab2);
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create_tab3(tab3);
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}
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/**********************
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* STATIC FUNCTIONS
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**********************/
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static void create_tab1(lv_obj_t * parent)
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{
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lv_page_set_scrl_layout(parent, LV_LAYOUT_PRETTY);
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lv_theme_t * th = lv_theme_get_current();
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static lv_style_t h_style;
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lv_style_copy(&h_style, &lv_style_transp);
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h_style.body.padding.inner = LV_DPI / 10;
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h_style.body.padding.left = LV_DPI / 4;
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h_style.body.padding.right = LV_DPI / 4;
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h_style.body.padding.top = LV_DPI / 10;
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h_style.body.padding.bottom = LV_DPI / 10;
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lv_obj_t * h = lv_cont_create(parent, NULL);
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lv_obj_set_style(h, &h_style);
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lv_obj_set_click(h, false);
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lv_cont_set_fit(h, LV_FIT_TIGHT);
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lv_cont_set_layout(h, LV_LAYOUT_COL_M);
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lv_obj_t * btn = lv_btn_create(h, NULL);
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lv_btn_set_fit(btn, LV_FIT_TIGHT);
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lv_btn_set_toggle(btn, true);
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lv_obj_t * btn_label = lv_label_create(btn, NULL);
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lv_label_set_text(btn_label, "Button");
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btn = lv_btn_create(h, btn);
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lv_btn_toggle(btn);
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btn_label = lv_label_create(btn, NULL);
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lv_label_set_text(btn_label, "Toggled");
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btn = lv_btn_create(h, btn);
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lv_btn_set_state(btn, LV_BTN_STATE_INA);
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btn_label = lv_label_create(btn, NULL);
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lv_label_set_text(btn_label, "Inactive");
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||||
|
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lv_obj_t * label = lv_label_create(h, NULL);
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lv_label_set_text(label, "Primary");
|
||||
lv_obj_set_style(label, th->style.label.prim);
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label = lv_label_create(h, NULL);
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lv_label_set_text(label, "Secondary");
|
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lv_obj_set_style(label, th->style.label.sec);
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label = lv_label_create(h, NULL);
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lv_label_set_text(label, "Hint");
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lv_obj_set_style(label, th->style.label.hint);
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static const char * btnm_str[] = {"1", "2", "3", LV_SYMBOL_OK, LV_SYMBOL_CLOSE, ""};
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lv_obj_t * btnm = lv_btnm_create(h, NULL);
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lv_obj_set_size(btnm, lv_disp_get_hor_res(NULL) / 4, 2 * LV_DPI / 3);
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lv_btnm_set_map(btnm, btnm_str);
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lv_btnm_set_btn_ctrl_all(btnm, LV_BTNM_CTRL_TGL_ENABLE);
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lv_btnm_set_one_toggle(btnm, true);
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lv_obj_t * table = lv_table_create(h, NULL);
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lv_table_set_col_cnt(table, 3);
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lv_table_set_row_cnt(table, 4);
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lv_table_set_col_width(table, 0, LV_DPI / 3);
|
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lv_table_set_col_width(table, 1, LV_DPI / 2);
|
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lv_table_set_col_width(table, 2, LV_DPI / 2);
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lv_table_set_cell_merge_right(table, 0, 0, true);
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lv_table_set_cell_merge_right(table, 0, 1, true);
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lv_table_set_cell_value(table, 0, 0, "Table");
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lv_table_set_cell_align(table, 0, 0, LV_LABEL_ALIGN_CENTER);
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||||
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||||
lv_table_set_cell_value(table, 1, 0, "1");
|
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lv_table_set_cell_value(table, 1, 1, "13");
|
||||
lv_table_set_cell_align(table, 1, 1, LV_LABEL_ALIGN_RIGHT);
|
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lv_table_set_cell_value(table, 1, 2, "ms");
|
||||
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lv_table_set_cell_value(table, 2, 0, "2");
|
||||
lv_table_set_cell_value(table, 2, 1, "46");
|
||||
lv_table_set_cell_align(table, 2, 1, LV_LABEL_ALIGN_RIGHT);
|
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lv_table_set_cell_value(table, 2, 2, "ms");
|
||||
|
||||
lv_table_set_cell_value(table, 3, 0, "3");
|
||||
lv_table_set_cell_value(table, 3, 1, "61");
|
||||
lv_table_set_cell_align(table, 3, 1, LV_LABEL_ALIGN_RIGHT);
|
||||
lv_table_set_cell_value(table, 3, 2, "ms");
|
||||
|
||||
h = lv_cont_create(parent, h);
|
||||
|
||||
lv_obj_t * sw_h = lv_cont_create(h, NULL);
|
||||
lv_cont_set_style(sw_h, LV_CONT_STYLE_MAIN, &lv_style_transp);
|
||||
lv_cont_set_fit2(sw_h, LV_FIT_NONE, LV_FIT_TIGHT);
|
||||
lv_obj_set_width(sw_h, LV_HOR_RES / 4);
|
||||
lv_cont_set_layout(sw_h, LV_LAYOUT_PRETTY);
|
||||
|
||||
lv_obj_t * sw = lv_sw_create(sw_h, NULL);
|
||||
lv_sw_set_anim_time(sw, 250);
|
||||
|
||||
sw = lv_sw_create(sw_h, sw);
|
||||
lv_sw_on(sw, LV_ANIM_OFF);
|
||||
|
||||
|
||||
lv_obj_t * bar = lv_bar_create(h, NULL);
|
||||
lv_bar_set_value(bar, 70, false);
|
||||
|
||||
lv_obj_t * slider = lv_slider_create(h, NULL);
|
||||
lv_bar_set_value(slider, 70, false);
|
||||
|
||||
lv_obj_t * line = lv_line_create(h, NULL);
|
||||
static lv_point_t line_p[2];
|
||||
line_p[0].x = 0;
|
||||
line_p[0].y = 0;
|
||||
line_p[1].x = lv_disp_get_hor_res(NULL) / 5;
|
||||
line_p[1].y = 0;
|
||||
|
||||
lv_line_set_points(line, line_p, 2);
|
||||
lv_line_set_style(line, LV_LINE_STYLE_MAIN, th->style.line.decor);
|
||||
|
||||
lv_obj_t * cb = lv_cb_create(h, NULL);
|
||||
|
||||
cb = lv_cb_create(h, cb);
|
||||
lv_btn_set_state(cb, LV_BTN_STATE_TGL_REL);
|
||||
|
||||
lv_obj_t * ddlist = lv_ddlist_create(h, NULL);
|
||||
lv_ddlist_set_fix_width(ddlist, lv_obj_get_width(ddlist) + LV_DPI / 2); /*Make space for the arrow*/
|
||||
lv_ddlist_set_draw_arrow(ddlist, true);
|
||||
|
||||
h = lv_cont_create(parent, h);
|
||||
|
||||
lv_obj_t * list = lv_list_create(h, NULL);
|
||||
lv_obj_set_size(list, lv_disp_get_hor_res(NULL) / 4, lv_disp_get_ver_res(NULL) / 2);
|
||||
lv_obj_t * list_btn;
|
||||
list_btn = lv_list_add_btn(list, LV_SYMBOL_GPS, "GPS");
|
||||
lv_btn_set_toggle(list_btn, true);
|
||||
|
||||
lv_list_add_btn(list, LV_SYMBOL_WIFI, "WiFi");
|
||||
lv_list_add_btn(list, LV_SYMBOL_GPS, "GPS");
|
||||
lv_list_add_btn(list, LV_SYMBOL_AUDIO, "Audio");
|
||||
lv_list_add_btn(list, LV_SYMBOL_VIDEO, "Video");
|
||||
lv_list_add_btn(list, LV_SYMBOL_CALL, "Call");
|
||||
lv_list_add_btn(list, LV_SYMBOL_BELL, "Bell");
|
||||
lv_list_add_btn(list, LV_SYMBOL_FILE, "File");
|
||||
lv_list_add_btn(list, LV_SYMBOL_EDIT, "Edit");
|
||||
lv_list_add_btn(list, LV_SYMBOL_CUT, "Cut");
|
||||
lv_list_add_btn(list, LV_SYMBOL_COPY, "Copy");
|
||||
|
||||
lv_obj_t * roller = lv_roller_create(h, NULL);
|
||||
lv_roller_set_options(roller, "Monday\nTuesday\nWednesday\nThursday\nFriday\nSaturday\nSunday", true);
|
||||
lv_roller_set_selected(roller, 1, false);
|
||||
lv_roller_set_visible_row_count(roller, 3);
|
||||
|
||||
|
||||
}
|
||||
|
||||
static void create_tab2(lv_obj_t * parent)
|
||||
{
|
||||
lv_coord_t w = lv_page_get_scrl_width(parent);
|
||||
|
||||
lv_obj_t * chart = lv_chart_create(parent, NULL);
|
||||
lv_chart_set_type(chart, LV_CHART_TYPE_AREA);
|
||||
lv_obj_set_size(chart, w / 3, lv_disp_get_ver_res(NULL) / 3);
|
||||
lv_obj_set_pos(chart, LV_DPI / 10, LV_DPI / 10);
|
||||
lv_chart_series_t * s1 = lv_chart_add_series(chart, LV_COLOR_RED);
|
||||
lv_chart_set_next(chart, s1, 30);
|
||||
lv_chart_set_next(chart, s1, 20);
|
||||
lv_chart_set_next(chart, s1, 10);
|
||||
lv_chart_set_next(chart, s1, 12);
|
||||
lv_chart_set_next(chart, s1, 20);
|
||||
lv_chart_set_next(chart, s1, 27);
|
||||
lv_chart_set_next(chart, s1, 35);
|
||||
lv_chart_set_next(chart, s1, 55);
|
||||
lv_chart_set_next(chart, s1, 70);
|
||||
lv_chart_set_next(chart, s1, 75);
|
||||
|
||||
|
||||
lv_obj_t * gauge = lv_gauge_create(parent, NULL);
|
||||
lv_gauge_set_value(gauge, 0, 40);
|
||||
lv_obj_set_size(gauge, w / 4, w / 4);
|
||||
lv_obj_align(gauge, chart, LV_ALIGN_OUT_BOTTOM_LEFT, 0, LV_DPI / 4);
|
||||
|
||||
|
||||
lv_obj_t * arc = lv_arc_create(parent, NULL);
|
||||
lv_obj_align(arc, gauge, LV_ALIGN_OUT_BOTTOM_MID, 0, LV_DPI / 8);
|
||||
|
||||
lv_obj_t * ta = lv_ta_create(parent, NULL);
|
||||
lv_obj_set_size(ta, w / 3, lv_disp_get_ver_res(NULL) / 4);
|
||||
lv_obj_align(ta, NULL, LV_ALIGN_IN_TOP_RIGHT, -LV_DPI / 10, LV_DPI / 10);
|
||||
lv_ta_set_cursor_type(ta, LV_CURSOR_BLOCK);
|
||||
|
||||
lv_obj_t * kb = lv_kb_create(parent, NULL);
|
||||
lv_obj_set_size(kb, 2 * w / 3, lv_disp_get_ver_res(NULL) / 3);
|
||||
lv_obj_align(kb, ta, LV_ALIGN_OUT_BOTTOM_RIGHT, 0, LV_DPI);
|
||||
lv_kb_set_ta(kb, ta);
|
||||
|
||||
#if LV_USE_ANIMATION
|
||||
lv_obj_t * loader = lv_preload_create(parent, NULL);
|
||||
lv_obj_align(loader, NULL, LV_ALIGN_CENTER, 0, - LV_DPI);
|
||||
#endif
|
||||
}
|
||||
|
||||
|
||||
static void create_tab3(lv_obj_t * parent)
|
||||
{
|
||||
/*Create a Window*/
|
||||
lv_obj_t * win = lv_win_create(parent, NULL);
|
||||
lv_obj_t * win_btn = lv_win_add_btn(win, LV_SYMBOL_CLOSE);
|
||||
lv_obj_set_event_cb(win_btn, lv_win_close_event_cb);
|
||||
lv_win_add_btn(win, LV_SYMBOL_DOWN);
|
||||
lv_obj_set_size(win, lv_disp_get_hor_res(NULL) / 2, lv_disp_get_ver_res(NULL) / 2);
|
||||
lv_obj_set_pos(win, LV_DPI / 20, LV_DPI / 20);
|
||||
lv_obj_set_top(win, true);
|
||||
|
||||
|
||||
/*Create a Label in the Window*/
|
||||
lv_obj_t * label = lv_label_create(win, NULL);
|
||||
lv_label_set_text(label, "Label in the window");
|
||||
|
||||
/*Create a Line meter in the Window*/
|
||||
lv_obj_t * lmeter = lv_lmeter_create(win, NULL);
|
||||
lv_obj_align(lmeter, label, LV_ALIGN_OUT_BOTTOM_LEFT, 0, LV_DPI / 2);
|
||||
lv_lmeter_set_value(lmeter, 70);
|
||||
|
||||
/*Create a 2 LEDs in the Window*/
|
||||
lv_obj_t * led1 = lv_led_create(win, NULL);
|
||||
lv_obj_align(led1, lmeter, LV_ALIGN_OUT_RIGHT_MID, LV_DPI / 2, 0);
|
||||
lv_led_on(led1);
|
||||
|
||||
lv_obj_t * led2 = lv_led_create(win, NULL);
|
||||
lv_obj_align(led2, led1, LV_ALIGN_OUT_RIGHT_MID, LV_DPI / 2, 0);
|
||||
lv_led_off(led2);
|
||||
|
||||
/*Create a Page*/
|
||||
lv_obj_t * page = lv_page_create(parent, NULL);
|
||||
lv_obj_set_size(page, lv_disp_get_hor_res(NULL) / 3, lv_disp_get_ver_res(NULL) / 2);
|
||||
lv_obj_set_top(page, true);
|
||||
lv_obj_align(page, win, LV_ALIGN_IN_TOP_RIGHT, LV_DPI, LV_DPI);
|
||||
|
||||
label = lv_label_create(page, NULL);
|
||||
lv_label_set_text(label, "Lorem ipsum dolor sit amet, repudiare voluptatibus pri cu.\n"
|
||||
"Ei mundi pertinax posidonium eum, cum tempor maiorum at,\n"
|
||||
"mea fuisset assentior ad. Usu cu suas civibus iudicabit.\n"
|
||||
"Eum eu congue tempor facilisi. Tale hinc unum te vim.\n"
|
||||
"Te cum populo animal eruditi, labitur inciderint at nec.\n\n"
|
||||
"Eius corpora et quo. Everti voluptaria instructior est id,\n"
|
||||
"vel in falli primis. Mea ei porro essent admodum,\n"
|
||||
"his ei malis quodsi, te quis aeterno his.\n"
|
||||
"Qui tritani recusabo reprehendunt ne,\n"
|
||||
"per duis explicari at. Simul mediocritatem mei et.");
|
||||
|
||||
/*Create a Calendar*/
|
||||
lv_obj_t * cal = lv_calendar_create(parent, NULL);
|
||||
lv_obj_set_size(cal, 5 * LV_DPI / 2, 5 * LV_DPI / 2);
|
||||
lv_obj_align(cal, page, LV_ALIGN_OUT_RIGHT_TOP, -LV_DPI / 2, LV_DPI / 3);
|
||||
lv_obj_set_top(cal, true);
|
||||
|
||||
static lv_calendar_date_t highlighted_days[2];
|
||||
highlighted_days[0].day = 5;
|
||||
highlighted_days[0].month = 5;
|
||||
highlighted_days[0].year = 2018;
|
||||
|
||||
highlighted_days[1].day = 8;
|
||||
highlighted_days[1].month = 5;
|
||||
highlighted_days[1].year = 2018;
|
||||
|
||||
lv_calendar_set_highlighted_dates(cal, highlighted_days, 2);
|
||||
lv_calendar_set_today_date(cal, &highlighted_days[0]);
|
||||
lv_calendar_set_showed_date(cal, &highlighted_days[0]);
|
||||
|
||||
/*Create a Message box*/
|
||||
static const char * mbox_btn_map[] = {" ", "Got it!", " ", ""};
|
||||
lv_obj_t * mbox = lv_mbox_create(parent, NULL);
|
||||
lv_mbox_set_text(mbox, "Click on the window or the page to bring it to the foreground");
|
||||
lv_mbox_add_btns(mbox, mbox_btn_map);
|
||||
lv_btnm_set_btn_ctrl(lv_mbox_get_btnm(mbox), 0, LV_BTNM_CTRL_HIDDEN);
|
||||
lv_btnm_set_btn_width(lv_mbox_get_btnm(mbox), 1, 7);
|
||||
lv_btnm_set_btn_ctrl(lv_mbox_get_btnm(mbox), 2, LV_BTNM_CTRL_HIDDEN);
|
||||
lv_obj_set_top(mbox, true);
|
||||
|
||||
|
||||
}
|
||||
@@ -0,0 +1,159 @@
|
||||
#include <lvgl.h>
|
||||
#include <Ticker.h>
|
||||
#include <TFT_eSPI.h>
|
||||
|
||||
#define LVGL_TICK_PERIOD 60
|
||||
|
||||
Ticker tick; /* timer for interrupt handler */
|
||||
TFT_eSPI tft = TFT_eSPI(); /* TFT instance */
|
||||
static lv_disp_buf_t disp_buf;
|
||||
static lv_color_t buf[LV_HOR_RES_MAX * 10];
|
||||
|
||||
lv_obj_t * slider_label;
|
||||
int screenWidth = 480;
|
||||
int screenHeight = 320;
|
||||
|
||||
/* Display flushing */
|
||||
void my_disp_flush(lv_disp_drv_t *disp, const lv_area_t *area, lv_color_t *color_p)
|
||||
{
|
||||
uint16_t c;
|
||||
|
||||
tft.startWrite(); /* Start new TFT transaction */
|
||||
tft.setAddrWindow(area->x1, area->y1, (area->x2 - area->x1 + 1), (area->y2 - area->y1 + 1)); /* set the working window */
|
||||
for (int y = area->y1; y <= area->y2; y++) {
|
||||
for (int x = area->x1; x <= area->x2; x++) {
|
||||
c = color_p->full;
|
||||
tft.writeColor(c, 1);
|
||||
color_p++;
|
||||
}
|
||||
}
|
||||
tft.endWrite(); /* terminate TFT transaction */
|
||||
lv_disp_flush_ready(disp); /* tell lvgl that flushing is done */
|
||||
}
|
||||
|
||||
bool my_touchpad_read(lv_indev_drv_t * indev_driver, lv_indev_data_t * data)
|
||||
{
|
||||
uint16_t touchX, touchY;
|
||||
|
||||
bool touched = tft.getTouch(&touchX, &touchY, 600);
|
||||
|
||||
if(!touched)
|
||||
{
|
||||
return false;
|
||||
}
|
||||
|
||||
if(touchX>screenWidth || touchY > screenHeight)
|
||||
{
|
||||
Serial.println("Y or y outside of expected parameters..");
|
||||
Serial.print("y:");
|
||||
Serial.print(touchX);
|
||||
Serial.print(" x:");
|
||||
Serial.print(touchY);
|
||||
}
|
||||
else
|
||||
{
|
||||
|
||||
data->state = touched ? LV_INDEV_STATE_PR : LV_INDEV_STATE_REL;
|
||||
|
||||
/*Save the state and save the pressed coordinate*/
|
||||
//if(data->state == LV_INDEV_STATE_PR) touchpad_get_xy(&last_x, &last_y);
|
||||
|
||||
/*Set the coordinates (if released use the last pressed coordinates)*/
|
||||
data->point.x = touchX;
|
||||
data->point.y = touchY;
|
||||
|
||||
Serial.print("Data x");
|
||||
Serial.println(touchX);
|
||||
|
||||
Serial.print("Data y");
|
||||
Serial.println(touchY);
|
||||
|
||||
}
|
||||
|
||||
return false; /*Return `false` because we are not buffering and no more data to read*/
|
||||
}
|
||||
|
||||
/* Interrupt driven periodic handler */
|
||||
static void lv_tick_handler(void)
|
||||
{
|
||||
|
||||
lv_tick_inc(LVGL_TICK_PERIOD);
|
||||
}
|
||||
|
||||
|
||||
void setup() {
|
||||
|
||||
Serial.begin(115200); /* prepare for possible serial debug */
|
||||
|
||||
lv_init();
|
||||
|
||||
tft.begin(); /* TFT init */
|
||||
tft.setRotation(3);
|
||||
|
||||
//uint16_t calData[5] = { 275, 3620, 264, 3532, 1 };
|
||||
uint16_t calData[5] = {299, 3588, 348, 3474, 1};
|
||||
tft.setTouch(calData);
|
||||
|
||||
lv_disp_buf_init(&disp_buf, buf, NULL, LV_HOR_RES_MAX * 10);
|
||||
|
||||
/*Initialize the display*/
|
||||
lv_disp_drv_t disp_drv;
|
||||
lv_disp_drv_init(&disp_drv);
|
||||
disp_drv.hor_res = screenWidth;
|
||||
disp_drv.ver_res = screenHeight;
|
||||
disp_drv.flush_cb = my_disp_flush;
|
||||
disp_drv.buffer = &disp_buf;
|
||||
lv_disp_drv_register(&disp_drv);
|
||||
|
||||
lv_indev_drv_t indev_drv;
|
||||
lv_indev_drv_init(&indev_drv); /*Descriptor of a input device driver*/
|
||||
indev_drv.type = LV_INDEV_TYPE_POINTER; /*Touch pad is a pointer-like device*/
|
||||
indev_drv.read_cb = my_touchpad_read; /*Set your driver function*/
|
||||
lv_indev_drv_register(&indev_drv); /*Finally register the driver*/
|
||||
|
||||
|
||||
/*Initialize the graphics library's tick*/
|
||||
tick.attach_ms(LVGL_TICK_PERIOD, lv_tick_handler);
|
||||
|
||||
lv_ex_btn_1();
|
||||
|
||||
}
|
||||
|
||||
|
||||
void loop() {
|
||||
|
||||
lv_task_handler(); /* let the GUI do its work */
|
||||
delay(5);
|
||||
}
|
||||
|
||||
static void event_handler(lv_obj_t * obj, lv_event_t event)
|
||||
{
|
||||
if(event == LV_EVENT_CLICKED) {
|
||||
printf("Clicked\n");
|
||||
}
|
||||
else if(event == LV_EVENT_VALUE_CHANGED) {
|
||||
printf("Toggled\n");
|
||||
}
|
||||
}
|
||||
|
||||
void lv_ex_btn_1(void)
|
||||
{
|
||||
lv_obj_t * label;
|
||||
|
||||
lv_obj_t * btn1 = lv_btn_create(lv_scr_act(), NULL);
|
||||
lv_obj_set_event_cb(btn1, event_handler);
|
||||
lv_obj_align(btn1, NULL, LV_ALIGN_CENTER, 0, -40);
|
||||
|
||||
label = lv_label_create(btn1, NULL);
|
||||
lv_label_set_text(label, "Button");
|
||||
|
||||
lv_obj_t * btn2 = lv_btn_create(lv_scr_act(), NULL);
|
||||
lv_obj_set_event_cb(btn2, event_handler);
|
||||
lv_obj_align(btn2, NULL, LV_ALIGN_CENTER, 0, 40);
|
||||
lv_btn_set_toggle(btn2, true);
|
||||
lv_btn_toggle(btn2);
|
||||
lv_btn_set_fit2(btn2, LV_FIT_NONE, LV_FIT_TIGHT);
|
||||
|
||||
label = lv_label_create(btn2, NULL);
|
||||
lv_label_set_text(label, "Toggled");
|
||||
}
|
||||
@@ -0,0 +1,170 @@
|
||||
#include <lvgl.h>
|
||||
#include <Ticker.h>
|
||||
#include <TFT_eSPI.h>
|
||||
|
||||
#define LVGL_TICK_PERIOD 60
|
||||
|
||||
Ticker tick; /* timer for interrupt handler */
|
||||
TFT_eSPI tft = TFT_eSPI(); /* TFT instance */
|
||||
static lv_disp_buf_t disp_buf;
|
||||
static lv_color_t buf[LV_HOR_RES_MAX * 10];
|
||||
|
||||
lv_obj_t * slider_label;
|
||||
int screenWidth = 480;
|
||||
int screenHeight = 320;
|
||||
|
||||
/* Display flushing */
|
||||
void my_disp_flush(lv_disp_drv_t *disp, const lv_area_t *area, lv_color_t *color_p)
|
||||
{
|
||||
uint16_t c;
|
||||
|
||||
tft.startWrite(); /* Start new TFT transaction */
|
||||
tft.setAddrWindow(area->x1, area->y1, (area->x2 - area->x1 + 1), (area->y2 - area->y1 + 1)); /* set the working window */
|
||||
for (int y = area->y1; y <= area->y2; y++) {
|
||||
for (int x = area->x1; x <= area->x2; x++) {
|
||||
c = color_p->full;
|
||||
tft.writeColor(c, 1);
|
||||
color_p++;
|
||||
}
|
||||
}
|
||||
tft.endWrite(); /* terminate TFT transaction */
|
||||
lv_disp_flush_ready(disp); /* tell lvgl that flushing is done */
|
||||
}
|
||||
|
||||
bool my_touchpad_read(lv_indev_drv_t * indev_driver, lv_indev_data_t * data)
|
||||
{
|
||||
uint16_t touchX, touchY;
|
||||
|
||||
bool touched = tft.getTouch(&touchX, &touchY, 600);
|
||||
|
||||
if(!touched)
|
||||
{
|
||||
return false;
|
||||
}
|
||||
|
||||
if(touchX>screenWidth || touchY > screenHeight)
|
||||
{
|
||||
Serial.println("Y or y outside of expected parameters..");
|
||||
Serial.print("y:");
|
||||
Serial.print(touchX);
|
||||
Serial.print(" x:");
|
||||
Serial.print(touchY);
|
||||
}
|
||||
else
|
||||
{
|
||||
|
||||
data->state = touched ? LV_INDEV_STATE_PR : LV_INDEV_STATE_REL;
|
||||
|
||||
/*Save the state and save the pressed coordinate*/
|
||||
//if(data->state == LV_INDEV_STATE_PR) touchpad_get_xy(&last_x, &last_y);
|
||||
|
||||
/*Set the coordinates (if released use the last pressed coordinates)*/
|
||||
data->point.x = touchX;
|
||||
data->point.y = touchY;
|
||||
|
||||
Serial.print("Data x");
|
||||
Serial.println(touchX);
|
||||
|
||||
Serial.print("Data y");
|
||||
Serial.println(touchY);
|
||||
|
||||
}
|
||||
|
||||
return false; /*Return `false` because we are not buffering and no more data to read*/
|
||||
}
|
||||
|
||||
/* Interrupt driven periodic handler */
|
||||
static void lv_tick_handler(void)
|
||||
{
|
||||
|
||||
lv_tick_inc(LVGL_TICK_PERIOD);
|
||||
}
|
||||
|
||||
|
||||
void setup() {
|
||||
|
||||
Serial.begin(115200); /* prepare for possible serial debug */
|
||||
|
||||
lv_init();
|
||||
|
||||
tft.begin(); /* TFT init */
|
||||
tft.setRotation(3);
|
||||
|
||||
//uint16_t calData[5] = { 275, 3620, 264, 3532, 1 };
|
||||
uint16_t calData[5] = {299, 3588, 348, 3474, 1};
|
||||
tft.setTouch(calData);
|
||||
|
||||
lv_disp_buf_init(&disp_buf, buf, NULL, LV_HOR_RES_MAX * 10);
|
||||
|
||||
/*Initialize the display*/
|
||||
lv_disp_drv_t disp_drv;
|
||||
lv_disp_drv_init(&disp_drv);
|
||||
disp_drv.hor_res = screenWidth;
|
||||
disp_drv.ver_res = screenHeight;
|
||||
disp_drv.flush_cb = my_disp_flush;
|
||||
disp_drv.buffer = &disp_buf;
|
||||
lv_disp_drv_register(&disp_drv);
|
||||
|
||||
lv_indev_drv_t indev_drv;
|
||||
lv_indev_drv_init(&indev_drv); /*Descriptor of a input device driver*/
|
||||
indev_drv.type = LV_INDEV_TYPE_POINTER; /*Touch pad is a pointer-like device*/
|
||||
indev_drv.read_cb = my_touchpad_read; /*Set your driver function*/
|
||||
lv_indev_drv_register(&indev_drv); /*Finally register the driver*/
|
||||
|
||||
|
||||
/*Initialize the graphics library's tick*/
|
||||
tick.attach_ms(LVGL_TICK_PERIOD, lv_tick_handler);
|
||||
|
||||
lv_main();
|
||||
}
|
||||
|
||||
void loop() {
|
||||
|
||||
lv_task_handler(); /* let the GUI do its work */
|
||||
delay(5);
|
||||
}
|
||||
|
||||
static lv_obj_t *kb;
|
||||
|
||||
static void lv_main(){
|
||||
lv_obj_t * scr = lv_cont_create(NULL, NULL);
|
||||
lv_disp_load_scr(scr);
|
||||
|
||||
lv_obj_t * tv = lv_tabview_create(scr, NULL);
|
||||
lv_obj_set_size(tv, lv_disp_get_hor_res(NULL), lv_disp_get_ver_res(NULL));
|
||||
lv_obj_t * tab1 = lv_tabview_add_tab(tv, "LIST TAB");
|
||||
lv_obj_t * tab2 = lv_tabview_add_tab(tv, "WRITE TAB");
|
||||
|
||||
create_tab1(tab1);
|
||||
create_tab2(tab2);
|
||||
}
|
||||
|
||||
static void create_tab1(lv_obj_t * parent){
|
||||
//List Tab
|
||||
lv_page_set_scrl_layout(parent, LV_LAYOUT_PRETTY);
|
||||
}
|
||||
|
||||
static void create_tab2(lv_obj_t * parent){
|
||||
//Write Tab
|
||||
lv_obj_t * ta = lv_ta_create(parent, NULL);
|
||||
lv_obj_set_size(ta, lv_obj_get_width(parent) - 10, lv_obj_get_height(parent) / 2);
|
||||
lv_ta_set_cursor_type(ta, LV_CURSOR_BLOCK);
|
||||
lv_ta_set_text(ta, "hello!");
|
||||
|
||||
/*Create a keyboard and apply the styles*/
|
||||
kb = lv_kb_create(parent, NULL);
|
||||
lv_obj_set_size(kb, lv_obj_get_width(parent) -10, lv_obj_get_height(parent) / 2 - 20);
|
||||
lv_obj_set_event_cb(kb, keyboard_event_cb);
|
||||
/*Assign the text area to the keyboard*/
|
||||
lv_kb_set_ta(kb, ta);
|
||||
|
||||
}
|
||||
|
||||
static void keyboard_event_cb(lv_obj_t * keyboard, lv_event_t event){
|
||||
lv_kb_def_event_cb(kb, event);
|
||||
if(event == LV_EVENT_APPLY){
|
||||
printf("LV_EVENT_APPLY\n");
|
||||
}else if(event == LV_EVENT_CANCEL){
|
||||
printf("LV_EVENT_CANCEL\n");
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user