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Fix buf name error for "lv_port_disp_template.c" and optimize the arduino example (#2475)

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* fix(buf) correct the name error

* fix(format) make the indent become 4 space

* fix(print) use lv_version_xxx  to serial for debug

* fix(arduino) optimize the code

* fix(arduino) use lv_version_xxx to serial
This commit is contained in:
Hotakus
2021-08-24 20:27:36 +08:00
committed by GitHub
parent 3f18b234f6
commit 6a5c0b4a70
2 changed files with 81 additions and 77 deletions
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examples/arduino/LVGL_Arduino/LVGL_Arduino.ino
+10 -6
View File
@@ -8,15 +8,15 @@
#include <lv_demo.h> #include <lv_demo.h>
TFT_eSPI tft = TFT_eSPI(); /* TFT instance */
/*Change to your screen resolution*/ /*Change to your screen resolution*/
static const uint32_t screenWidth = 480; static const uint16_t screenWidth = 480;
static const uint32_t screenHeight = 320; static const uint16_t screenHeight = 320;
static lv_disp_draw_buf_t draw_buf; static lv_disp_draw_buf_t draw_buf;
static lv_color_t buf[ screenWidth * 10 ]; static lv_color_t buf[ screenWidth * 10 ];
TFT_eSPI tft = TFT_eSPI(screenWidth, screenHeight); /* TFT instance */
#if LV_USE_LOG != 0 #if LV_USE_LOG != 0
/* Serial debugging */ /* Serial debugging */
void my_print( lv_log_level_t level, const char * file, uint32_t line, const char * fn_name, const char * dsc ) void my_print( lv_log_level_t level, const char * file, uint32_t line, const char * fn_name, const char * dsc )
@@ -70,7 +70,11 @@ void my_touchpad_read( lv_indev_drv_t * indev_driver, lv_indev_data_t * data )
void setup() void setup()
{ {
Serial.begin( 115200 ); /* prepare for possible serial debug */ Serial.begin( 115200 ); /* prepare for possible serial debug */
Serial.println( "Hello Arduino! (V8.0.X)" );
String LVGL_Arduino = "Hello Arduino! ";
LVGL_Arduino += String('V') + lv_version_major() + "." + lv_version_minor() + "." + lv_version_patch();
Serial.println( LVGL_Arduino );
Serial.println( "I am LVGL_Arduino" ); Serial.println( "I am LVGL_Arduino" );
lv_init(); lv_init();
@@ -110,7 +114,7 @@ void setup()
#if 0 #if 0
/* Create simple label */ /* Create simple label */
lv_obj_t *label = lv_label_create( lv_scr_act() ); lv_obj_t *label = lv_label_create( lv_scr_act() );
lv_label_set_text( label, "Hello Arduino! (V8.0.X)" ); lv_label_set_text( label, LVGL_Arduino.c_str() );
lv_obj_align( label, LV_ALIGN_CENTER, 0, 0 ); lv_obj_align( label, LV_ALIGN_CENTER, 0, 0 );
#else #else
/* Try an example from the lv_examples Arduino library /* Try an example from the lv_examples Arduino library
examples/porting/lv_port_disp_template.c
+3 -3
View File
@@ -81,13 +81,13 @@ void lv_port_disp_init(void)
/* Example for 2) */ /* Example for 2) */
static lv_disp_draw_buf_t draw_buf_dsc_2; static lv_disp_draw_buf_t draw_buf_dsc_2;
static lv_color_t buf_2_1[MY_DISP_HOR_RES * 10]; /*A buffer for 10 rows*/ static lv_color_t buf_2_1[MY_DISP_HOR_RES * 10]; /*A buffer for 10 rows*/
static lv_color_t buf_2_1[MY_DISP_HOR_RES * 10]; /*An other buffer for 10 rows*/ static lv_color_t buf_2_2[MY_DISP_HOR_RES * 10]; /*An other buffer for 10 rows*/
lv_disp_draw_buf_init(&draw_buf_dsc_2, buf_2_1, buf_2_1, MY_DISP_HOR_RES * 10); /*Initialize the display buffer*/ lv_disp_draw_buf_init(&draw_buf_dsc_2, buf_2_1, buf_2_2, MY_DISP_HOR_RES * 10); /*Initialize the display buffer*/
/* Example for 3) also set disp_drv.full_refresh = 1 below*/ /* Example for 3) also set disp_drv.full_refresh = 1 below*/
static lv_disp_draw_buf_t draw_buf_dsc_3; static lv_disp_draw_buf_t draw_buf_dsc_3;
static lv_color_t buf_3_1[MY_DISP_HOR_RES * MY_DISP_VER_RES]; /*A screen sized buffer*/ static lv_color_t buf_3_1[MY_DISP_HOR_RES * MY_DISP_VER_RES]; /*A screen sized buffer*/
static lv_color_t buf_3_1[MY_DISP_HOR_RES * MY_DISP_VER_RES]; /*An other screen sized buffer*/ static lv_color_t buf_3_2[MY_DISP_HOR_RES * MY_DISP_VER_RES]; /*An other screen sized buffer*/
lv_disp_draw_buf_init(&draw_buf_dsc_3, buf_3_1, buf_3_2, MY_DISP_VER_RES * LV_VER_RES_MAX); /*Initialize the display buffer*/ lv_disp_draw_buf_init(&draw_buf_dsc_3, buf_3_1, buf_3_2, MY_DISP_VER_RES * LV_VER_RES_MAX); /*Initialize the display buffer*/
/*----------------------------------- /*-----------------------------------