Tasmota/tasmota/xdrv_52_3_berry_display.ino

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/*
xdrv_52_3_berry_display.ino - Berry scripting language, native fucnctions
Copyright (C) 2021 Stephan Hadinger, Berry language by Guan Wenliang https://github.com/Skiars/berry
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifdef USE_BERRY
#ifdef USE_DISPLAY
#include <berry.h>
#ifdef USE_UNIVERSAL_DISPLAY
Renderer *Init_uDisplay(const char *desc);
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extern Renderer *renderer;
#endif // USE_UNIVERSAL_DISPLAY
/*********************************************************************************************\
* Native functions mapped to Berry functions
*
* import display
* display.start(string) -> comptr or nil if failed
*
\*********************************************************************************************/
int be_ntv_display_start(struct bvm *vm) {
#ifdef USE_UNIVERSAL_DISPLAY
int32_t argc = be_top(vm); // Get the number of arguments
if (argc >= 1 && be_isstring(vm, 1)) {
const char * desc = be_tostring(vm, 1);
// remove all objects on stack to avoid warnings in subsequent calls to Berry
be_pop(vm, argc);
Renderer * renderer = Init_uDisplay(desc);
if (renderer) {
be_pushcomptr(vm, renderer);
} else {
be_pushnil(vm);
}
be_return(vm);
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}
be_raise(vm, kTypeError, nullptr);
#else // USE_UNIVERSAL_DISPLAY
be_raise(vm, "internal_error", "universal display driver not present");
#endif // USE_UNIVERSAL_DISPLAY
}
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// `display.dimmer([dim:int]) -> int` sets the dimmer of display, value 0..100. If `0` then turn off display. If no arg, read the current value.
int be_ntv_display_dimmer(struct bvm *vm) {
int32_t argc = be_top(vm); // Get the number of arguments
int32_t dimmer;
if (argc >= 1) {
if (!be_isint(vm, 1)) { be_raise(vm, "type_error", "arg must be int"); }
dimmer = be_toint(vm, 1);
if ((dimmer < 0) || (dimmer > 100)) { be_raise(vm, "value_error", "value must be in range 0..100"); }
be_pop(vm, argc); // clear stack to avoid ripple errors in code called later
SetDisplayDimmer(dimmer);
ApplyDisplayDimmer();
}
be_pushint(vm, GetDisplayDimmer());
be_return(vm);
}
void be_ntv_display_touch_update(int32_t touches, int32_t raw_x, int32_t raw_y, int32_t gesture) {
#if defined(USE_LVGL_TOUCHSCREEN) || defined(USE_FT5206) || defined(USE_XPT2046) || defined(USE_LILYGO47) || defined(USE_TOUCH_BUTTONS)
Touch_SetStatus(touches, raw_x, raw_y, gesture);
#endif
}
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const char* be_ntv_display_driver_name(void) {
#ifdef USE_UNIVERSAL_DISPLAY
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if (renderer) {
char* devname = renderer->devname();
if (devname) {
return devname;
}
}
#endif
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return "";
}
bool be_ntv_display_started(void) {
#ifdef USE_UNIVERSAL_DISPLAY
if (renderer) {
return true;
}
#endif
return false;
}
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#endif // USE_DISPLAY
#endif // USE_BERRY