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docs(arduino): update the comments in /LVGL_Arduino.ino

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Gabor Kiss-Vamosi 2023-04-28 14:10:26 +02:00 committed by GitHub
parent f2c7675980
commit beafff2661
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1 changed files with 23 additions and 22 deletions
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45
examples/arduino/LVGL_Arduino/LVGL_Arduino.ino
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@ -6,15 +6,18 @@
/*To use the built-in examples and demos of LVGL uncomment the includes below respectively.
*You also need to copy `lvgl/examples` to `lvgl/src/examples`. Similarly for the demos `lvgl/demos` to `lvgl/src/demos`.
Note that the `lv_examples` library is for LVGL v7 and you shouldn't install it for this version (since LVGL v8)
as the examples and demos are now part of the main LVGL library. */
*Note that the `lv_examples` library is for LVGL v7 and you shouldn't install it for this version (since LVGL v8)
*as the examples and demos are now part of the main LVGL library. */
//#include <examples/lv_examples.h>
//#include <demos/lv_demos.h>
/*Change to your screen resolution*/
static const uint16_t screenWidth = 480;
static const uint16_t screenHeight = 320;
static lv_disp_draw_buf_t draw_buf;
static lv_color_t buf[ screenWidth * 10 ];
static lv_color_t buf[ screenWidth * screenHeight / 10 ];
TFT_eSPI tft = TFT_eSPI(screenWidth, screenHeight); /* TFT instance */
@ -23,7 +26,6 @@ TFT_eSPI tft = TFT_eSPI(screenWidth, screenHeight); /* TFT instance */
void my_print( lv_log_level_t level, const char * buf )
{
LV_UNUSED(level);
Serial.print(buf);
Serial.flush();
}
#endif
@ -94,7 +96,7 @@ void setup()
uint16_t calData[5] = { 275, 3620, 264, 3532, 1 };
tft.setTouch( calData );
lv_disp_draw_buf_init( &draw_buf, buf, NULL, screenWidth * 10 );
lv_disp_draw_buf_init( &draw_buf, buf, NULL, screenWidth * screenHeight / 10 );
/*Initialize the display*/
static lv_disp_t disp_drv;
@ -113,25 +115,24 @@ void setup()
indev_drv.read_cb = my_touchpad_read;
lv_indev_drv_register( &indev_drv );
#if 0
/* Create simple label */
lv_obj_t *label = lv_label_create( lv_scr_act() );
lv_label_set_text( label, LVGL_Arduino.c_str() );
lv_obj_align( label, LV_ALIGN_CENTER, 0, 0 );
#else
/* Try an example from the lv_examples Arduino library
make sure to include it as written above.
lv_example_btn_1();
*/
// uncomment one of these demos
lv_demo_widgets(); // OK
// lv_demo_benchmark(); // OK
// lv_demo_keypad_encoder(); // works, but I haven't an encoder
// lv_demo_music(); // NOK
//lv_obj_t *label = lv_label_create( lv_scr_act() );
//lv_label_set_text( label, LVGL_Arduino.c_str() );
//lv_obj_align( label, LV_ALIGN_CENTER, 0, 0 );
/* Try an example. See all the examples
* online: https://docs.lvgl.io/master/examples.html
* source codes: https://github.com/lvgl/lvgl/tree/e7f88efa5853128bf871dde335c0ca8da9eb7731/examples */
//lv_example_btn_1();
/*Or try out a demo. Don't forget to enable the demos in lv_conf.h. E.g. LV_USE_DEMOS_WIDGETS*/
lv_demo_widgets();
// lv_demo_benchmark();
// lv_demo_keypad_encoder();
// lv_demo_music();
// lv_demo_printer();
// lv_demo_stress(); // seems to be OK
#endif
// lv_demo_stress();
Serial.println( "Setup done" );
}