mirror of https://github.com/arendst/Tasmota.git
168 lines
4.3 KiB
C++
168 lines
4.3 KiB
C++
/*
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xdsp_08_ILI9488.ino - Display ILI9488 support for Tasmota
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Copyright (C) 2021 Theo Arends, Gerhard Mutz
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifdef USE_SPI
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#ifdef USE_DISPLAY
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#ifdef USE_DISPLAY_ILI9488
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#define XDSP_08 8
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#define XI2C_38 38 // See I2CDEVICES.md
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#define COLORED 1
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#define UNCOLORED 0
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// using font 8 is opional (num=3)
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// very badly readable, but may be useful for graphs
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#define USE_TINY_FONT
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#include <ILI9488.h>
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uint8_t ili9488_ctouch_counter = 0;
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bool ili9488_init_done = false;
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// currently fixed
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#define BACKPLANE_PIN 2
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extern uint8_t color_type;
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ILI9488 *ili9488;
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extern const uint16_t picture[];
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/*********************************************************************************************/
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void ILI9488_InitDriver(void) {
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if (PinUsed(GPIO_ILI9488_CS) && (TasmotaGlobal.spi_enabled & SPI_MOSI)) {
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Settings->display_model = XDSP_08;
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if (Settings->display_width != ILI9488_TFTWIDTH) {
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Settings->display_width = ILI9488_TFTWIDTH;
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}
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if (Settings->display_height != ILI9488_TFTHEIGHT) {
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Settings->display_height = ILI9488_TFTHEIGHT;
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}
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// default colors
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fg_color = ILI9488_WHITE;
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bg_color = ILI9488_BLACK;
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int8_t bppin = BACKPLANE_PIN;
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if (PinUsed(GPIO_BACKLIGHT)) {
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bppin = Pin(GPIO_BACKLIGHT);
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}
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// init renderer, must use hardware spi
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ili9488 = new ILI9488(Pin(GPIO_ILI9488_CS), Pin(GPIO_SPI_MOSI), Pin(GPIO_SPI_CLK), bppin);
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ili9488->begin();
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renderer = ili9488;
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renderer->DisplayInit(DISPLAY_INIT_MODE,Settings->display_size,Settings->display_rotate,Settings->display_font);
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renderer->dim(GetDisplayDimmer16());
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#ifdef SHOW_SPLASH
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// Welcome text
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renderer->setTextFont(2);
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renderer->setTextColor(ILI9488_WHITE,ILI9488_BLACK);
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renderer->DrawStringAt(50, 50, "ILI9488 TFT Display!", ILI9488_WHITE,0);
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delay(1000);
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//renderer->drawRGBBitmap(100,100, picture,51,34);
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#endif
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color_type = COLOR_COLOR;
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// start digitizer
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#ifdef USE_FT5206
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FT5206_Touch_Init(Wire);
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#endif
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ili9488_init_done = true;
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AddLog(LOG_LEVEL_INFO, PSTR("DSP: ILI9488"));
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}
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}
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#ifdef USE_FT5206
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#ifdef USE_TOUCH_BUTTONS
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void ILI9488_RotConvert(int16_t *x, int16_t *y) {
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int16_t temp;
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if (renderer) {
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uint8_t rot=renderer->getRotation();
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switch (rot) {
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case 0:
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temp=*y;
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*y=renderer->height()-*x;
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*x=temp;
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break;
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case 1:
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break;
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case 2:
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break;
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case 3:
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temp=*y;
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*y=*x;
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*x=renderer->width()-temp;
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break;
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}
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}
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}
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// check digitizer hit
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void ILI9488_CheckTouch(void) {
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ili9488_ctouch_counter++;
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if (2 == ili9488_ctouch_counter) {
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// every 100 ms should be enough
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ili9488_ctouch_counter = 0;
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Touch_Check(ILI9488_RotConvert);
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}
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}
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#endif // USE_TOUCH_BUTTONS
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#endif // USE_FT5206
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/*********************************************************************************************/
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/*********************************************************************************************\
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* Interface
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\*********************************************************************************************/
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bool Xdsp08(uint8_t function)
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{
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bool result = false;
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if (FUNC_DISPLAY_INIT_DRIVER == function) {
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ILI9488_InitDriver();
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}
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else if (ili9488_init_done && (XDSP_08 == Settings->display_model)) {
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switch (function) {
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case FUNC_DISPLAY_MODEL:
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result = true;
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break;
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case FUNC_DISPLAY_EVERY_50_MSECOND:
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#ifdef USE_TOUCH_BUTTONS
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if (FT5206_found) {
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ILI9488_CheckTouch();
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}
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#endif
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break;
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}
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}
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return result;
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}
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#endif // USE_DISPLAY_ILI9488
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#endif // USE_DISPLAY
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#endif // USE_SPI
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