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LVGL add 'lv.set_paint_cb()' to register a callback when screen is refreshed (#22909)

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s-hadinger 2025-01-31 12:55:58 +01:00 committed by GitHub
parent 0288157fdb
commit d72ec454c0
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6 changed files with 91 additions and 51 deletions
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1
CHANGELOG.md
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@ -20,6 +20,7 @@ All notable changes to this project will be documented in this file.
- Berry driver for PN532 NFC/Mifare reader (#22899)
- Berry `tasmota.add_rule_once` and auto-remove rules with same pattern and id (#22900)
- Berry example for HeatFan WiFi Controller
- LVGL add `lv.set_paint_cb()` to register a callback when screen is refreshed
### Breaking Changed

2
lib/libesp32/berry_tasmota/src/be_lv_tasmota_lib.c
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@ -16,6 +16,7 @@ extern int lv0_load_robotocondensed_latin1_font(bvm *vm);
extern int lv0_load_font_embedded(bvm *vm);
extern int lv0_screenshot(bvm *vm);
extern int lv0_set_paint_cb(bvm *vm);
extern int lv0_load_freetype_font(bvm *vm);
#include "solidify/solidified_lv_tasmota.h"
@ -37,6 +38,7 @@ module lv_tasmota (scope: global, strings: weak) {
font_embedded, func(lv0_load_font_embedded)
register_button_encoder, func(lv0_register_button_encoder)
screenshot, func(lv0_screenshot)
set_paint_cb, func(lv0_set_paint_cb)
load_freetype_font, func(lv0_load_freetype_font)
}

1
lib/libesp32/berry_tasmota/src/embedded/lv_tasmota.be
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@ -25,6 +25,7 @@ def init(lv_tasmota)
lv.register_button_encoder = lv_tasmota.register_button_encoder
lv.screenshot = lv_tasmota.screenshot
lv.set_paint_cb = lv_tasmota.set_paint_cb
# add version information
lv.version = lv.version_major()

105
lib/libesp32/berry_tasmota/src/solidify/solidified_lv_tasmota.h
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@ -17,7 +17,7 @@ be_local_closure(module_lv_tasmota_init, /* name */
0, /* has sup protos */
NULL, /* no sub protos */
1, /* has constants */
( &(const bvalue[36]) { /* constants */
( &(const bvalue[37]) { /* constants */
/* K0 */ be_nested_str_weak(lv),
/* K1 */ be_nested_str_weak(start),
/* K2 */ be_nested_str_weak(_constants),
@ -33,31 +33,32 @@ be_local_closure(module_lv_tasmota_init, /* name */
/* K12 */ be_nested_str_weak(load_freetype_font),
/* K13 */ be_nested_str_weak(register_button_encoder),
/* K14 */ be_nested_str_weak(screenshot),
/* K15 */ be_nested_str_weak(version),
/* K16 */ be_nested_str_weak(version_major),
/* K17 */ be_nested_str_weak(clock),
/* K18 */ be_nested_str_weak(lv_clock),
/* K19 */ be_nested_str_weak(clock_icon),
/* K20 */ be_nested_str_weak(lv_clock_icon),
/* K21 */ be_nested_str_weak(signal_arcs),
/* K22 */ be_nested_str_weak(lv_signal_arcs),
/* K23 */ be_nested_str_weak(signal_bars),
/* K24 */ be_nested_str_weak(lv_signal_bars),
/* K25 */ be_nested_str_weak(wifi_arcs_icon),
/* K26 */ be_nested_str_weak(lv_wifi_arcs_icon),
/* K27 */ be_nested_str_weak(wifi_arcs),
/* K28 */ be_nested_str_weak(lv_wifi_arcs),
/* K29 */ be_nested_str_weak(wifi_bars_icon),
/* K30 */ be_nested_str_weak(lv_wifi_bars_icon),
/* K31 */ be_nested_str_weak(wifi_bars),
/* K32 */ be_nested_str_weak(lv_wifi_bars),
/* K33 */ be_nested_str_weak(tasmota),
/* K34 */ be_nested_str_weak(get_option),
/* K35 */ be_const_int(0),
/* K15 */ be_nested_str_weak(set_paint_cb),
/* K16 */ be_nested_str_weak(version),
/* K17 */ be_nested_str_weak(version_major),
/* K18 */ be_nested_str_weak(clock),
/* K19 */ be_nested_str_weak(lv_clock),
/* K20 */ be_nested_str_weak(clock_icon),
/* K21 */ be_nested_str_weak(lv_clock_icon),
/* K22 */ be_nested_str_weak(signal_arcs),
/* K23 */ be_nested_str_weak(lv_signal_arcs),
/* K24 */ be_nested_str_weak(signal_bars),
/* K25 */ be_nested_str_weak(lv_signal_bars),
/* K26 */ be_nested_str_weak(wifi_arcs_icon),
/* K27 */ be_nested_str_weak(lv_wifi_arcs_icon),
/* K28 */ be_nested_str_weak(wifi_arcs),
/* K29 */ be_nested_str_weak(lv_wifi_arcs),
/* K30 */ be_nested_str_weak(wifi_bars_icon),
/* K31 */ be_nested_str_weak(lv_wifi_bars_icon),
/* K32 */ be_nested_str_weak(wifi_bars),
/* K33 */ be_nested_str_weak(lv_wifi_bars),
/* K34 */ be_nested_str_weak(tasmota),
/* K35 */ be_nested_str_weak(get_option),
/* K36 */ be_const_int(0),
}),
be_str_weak(init),
&be_const_str_solidified,
( &(const binstruction[58]) { /* code */
( &(const binstruction[60]) { /* code */
0xA4060000, // 0000 IMPORT R1 K0
0x88080101, // 0001 GETMBR R2 R0 K1
0x90060202, // 0002 SETMBR R1 K1 R2
@ -87,35 +88,37 @@ be_local_closure(module_lv_tasmota_init, /* name */
0x90061A02, // 001A SETMBR R1 K13 R2
0x8808010E, // 001B GETMBR R2 R0 K14
0x90061C02, // 001C SETMBR R1 K14 R2
0x8C080310, // 001D GETMET R2 R1 K16
0x7C080200, // 001E CALL R2 1
0x90061E02, // 001F SETMBR R1 K15 R2
0xB80A2400, // 0020 GETNGBL R2 K18
0x90062202, // 0021 SETMBR R1 K17 R2
0xB80A2800, // 0022 GETNGBL R2 K20
0x90062602, // 0023 SETMBR R1 K19 R2
0xB80A2C00, // 0024 GETNGBL R2 K22
0x90062A02, // 0025 SETMBR R1 K21 R2
0xB80A3000, // 0026 GETNGBL R2 K24
0x90062E02, // 0027 SETMBR R1 K23 R2
0xB80A3400, // 0028 GETNGBL R2 K26
0x90063202, // 0029 SETMBR R1 K25 R2
0xB80A3800, // 002A GETNGBL R2 K28
0x90063602, // 002B SETMBR R1 K27 R2
0xB80A3C00, // 002C GETNGBL R2 K30
0x90063A02, // 002D SETMBR R1 K29 R2
0xB80A4000, // 002E GETNGBL R2 K32
0x90063E02, // 002F SETMBR R1 K31 R2
0x8808010F, // 001D GETMBR R2 R0 K15
0x90061E02, // 001E SETMBR R1 K15 R2
0x8C080311, // 001F GETMET R2 R1 K17
0x7C080200, // 0020 CALL R2 1
0x90062002, // 0021 SETMBR R1 K16 R2
0xB80A2600, // 0022 GETNGBL R2 K19
0x90062402, // 0023 SETMBR R1 K18 R2
0xB80A2A00, // 0024 GETNGBL R2 K21
0x90062802, // 0025 SETMBR R1 K20 R2
0xB80A2E00, // 0026 GETNGBL R2 K23
0x90062C02, // 0027 SETMBR R1 K22 R2
0xB80A3200, // 0028 GETNGBL R2 K25
0x90063002, // 0029 SETMBR R1 K24 R2
0xB80A3600, // 002A GETNGBL R2 K27
0x90063402, // 002B SETMBR R1 K26 R2
0xB80A3A00, // 002C GETNGBL R2 K29
0x90063802, // 002D SETMBR R1 K28 R2
0xB80A3E00, // 002E GETNGBL R2 K31
0x90063C02, // 002F SETMBR R1 K30 R2
0xB80A4200, // 0030 GETNGBL R2 K33
0x8C080522, // 0031 GETMET R2 R2 K34
0x54120086, // 0032 LDINT R4 135
0x7C080400, // 0033 CALL R2 2
0x1C080523, // 0034 EQ R2 R2 K35
0x780A0001, // 0035 JMPF R2 #0038
0x8C080303, // 0036 GETMET R2 R1 K3
0x7C080200, // 0037 CALL R2 1
0x4C080000, // 0038 LDNIL R2
0x80040400, // 0039 RET 1 R2
0x90064002, // 0031 SETMBR R1 K32 R2
0xB80A4400, // 0032 GETNGBL R2 K34
0x8C080523, // 0033 GETMET R2 R2 K35
0x54120086, // 0034 LDINT R4 135
0x7C080400, // 0035 CALL R2 2
0x1C080524, // 0036 EQ R2 R2 K36
0x780A0001, // 0037 JMPF R2 #003A
0x8C080303, // 0038 GETMET R2 R1 K3
0x7C080200, // 0039 CALL R2 1
0x4C080000, // 003A LDNIL R2
0x80040400, // 003B RET 1 R2
})
)
);

15
tasmota/tasmota_xdrv_driver/xdrv_52_3_berry_lvgl.ino
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@ -50,6 +50,8 @@ extern bool lvgl_started(void);
extern void lvgl_set_screenshot_file(File * file);
extern void lvgl_reset_screenshot_file(void);
File * lvgl_get_screenshot_file(void);
extern void lv_set_paint_cb(void* cb);
extern void* lv_get_paint_cb(void);
/********************************************************************
* Structures used by LVGL_Berry
@ -658,6 +660,19 @@ extern "C" {
be_pushstring(vm, fname);
be_return(vm);
}
/*********************************************************************************************\
* Screenshot in raw format
\********************************************************************************************/
int lv0_set_paint_cb(bvm *vm);
int lv0_set_paint_cb(bvm *vm) {
int32_t argc = be_top(vm); // Get the number of arguments
if (argc >= 1 && be_iscomptr(vm, 1)) {
lv_set_paint_cb(be_tocomptr(vm, 1));
}
be_pushcomptr(vm, lv_get_paint_cb());
be_return(vm);
}
}
#else // USE_LVGL

18
tasmota/tasmota_xdrv_driver/xdrv_54_lvgl.ino
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@ -31,6 +31,9 @@
#include "freertos/task.h"
#include "freertos/semphr.h"
// callback type when a screen paint is done
typedef void (*lv_paint_cb_t)(int32_t x1, int32_t y1, int32_t x2, int32_t y2, uint8_t *pixels);
struct LVGL_Glue {
lv_display_t *lv_display = nullptr;
lv_indev_t *lv_indev = nullptr;
@ -38,6 +41,7 @@ struct LVGL_Glue {
void *lv_pixel_buf2 = nullptr;
Ticker tick;
File * screenshot = nullptr;
lv_paint_cb_t paint_cb = nullptr;
};
LVGL_Glue * lvgl_glue;
@ -100,6 +104,20 @@ void lv_flush_callback(lv_display_t *disp, const lv_area_t *area, uint8_t *color
chrono_time > 0 ? pixels_len / chrono_time : -1);
}
}
// if there is a display callback, call it
if (lvgl_glue->paint_cb != nullptr) {
lvgl_glue->paint_cb(area->x1, area->y1, area->x2, area->y2, color_p);
}
}
void lv_set_paint_cb(void* cb);
void lv_set_paint_cb(void* cb) {
lvgl_glue->paint_cb = (lv_paint_cb_t) cb;
}
void * lv_get_paint_cb(void);
void * lv_get_paint_cb(void) {
return (void*) lvgl_glue->paint_cb;
}