mirror of https://github.com/arendst/Tasmota.git
166 lines
5.1 KiB
C++
166 lines
5.1 KiB
C++
/***************************************************
|
|
This is our touchscreen painting example for the Adafruit TFT FeatherWing
|
|
----> http://www.adafruit.com/products/3315
|
|
|
|
Check out the links above for our tutorials and wiring diagrams
|
|
|
|
Adafruit invests time and resources providing this open source code,
|
|
please support Adafruit and open-source hardware by purchasing
|
|
products from Adafruit!
|
|
|
|
Written by Limor Fried/Ladyada for Adafruit Industries.
|
|
MIT license, all text above must be included in any redistribution
|
|
****************************************************/
|
|
|
|
#include <SPI.h>
|
|
#include <Wire.h> // this is needed even tho we aren't using it
|
|
|
|
#include <Adafruit_GFX.h> // Core graphics library
|
|
#include <Adafruit_ILI9341.h> // Hardware-specific library
|
|
#include <Adafruit_STMPE610.h>
|
|
|
|
#ifdef ESP8266
|
|
#define STMPE_CS 16
|
|
#define TFT_CS 0
|
|
#define TFT_DC 15
|
|
#define SD_CS 2
|
|
#endif
|
|
#ifdef ESP32
|
|
#define STMPE_CS 32
|
|
#define TFT_CS 15
|
|
#define TFT_DC 33
|
|
#define SD_CS 14
|
|
#endif
|
|
#ifdef TEENSYDUINO
|
|
#define TFT_DC 10
|
|
#define TFT_CS 4
|
|
#define STMPE_CS 3
|
|
#define SD_CS 8
|
|
#endif
|
|
#ifdef ARDUINO_STM32_FEATHER
|
|
#define TFT_DC PB4
|
|
#define TFT_CS PA15
|
|
#define STMPE_CS PC7
|
|
#define SD_CS PC5
|
|
#endif
|
|
#ifdef ARDUINO_NRF52_FEATHER /* BSP 0.6.5 and higher! */
|
|
#define TFT_DC 11
|
|
#define TFT_CS 31
|
|
#define STMPE_CS 30
|
|
#define SD_CS 27
|
|
#endif
|
|
#if defined(ARDUINO_MAX32620FTHR) || defined(ARDUINO_MAX32630FTHR)
|
|
#define TFT_DC P5_4
|
|
#define TFT_CS P5_3
|
|
#define STMPE_CS P3_3
|
|
#define SD_CS P3_2
|
|
#endif
|
|
|
|
// Anything else!
|
|
#if defined (__AVR_ATmega32U4__) || defined(ARDUINO_SAMD_FEATHER_M0) || defined (__AVR_ATmega328P__) || defined(ARDUINO_SAMD_ZERO) || defined(__SAMD51__) || defined(__SAM3X8E__)
|
|
#define STMPE_CS 6
|
|
#define TFT_CS 9
|
|
#define TFT_DC 10
|
|
#define SD_CS 5
|
|
#endif
|
|
|
|
|
|
Adafruit_ILI9341 tft = Adafruit_ILI9341(TFT_CS, TFT_DC);
|
|
Adafruit_STMPE610 ts = Adafruit_STMPE610(STMPE_CS);
|
|
|
|
|
|
// This is calibration data for the raw touch data to the screen coordinates
|
|
#define TS_MINX 3800
|
|
#define TS_MAXX 100
|
|
#define TS_MINY 100
|
|
#define TS_MAXY 3750
|
|
|
|
// Size of the color selection boxes and the paintbrush size
|
|
#define BOXSIZE 40
|
|
#define PENRADIUS 3
|
|
int oldcolor, currentcolor;
|
|
|
|
void setup(void) {
|
|
Serial.begin(115200);
|
|
|
|
delay(10);
|
|
Serial.println("FeatherWing TFT");
|
|
if (!ts.begin()) {
|
|
Serial.println("Couldn't start touchscreen controller");
|
|
while (1);
|
|
}
|
|
Serial.println("Touchscreen started");
|
|
|
|
tft.begin();
|
|
tft.fillScreen(ILI9341_BLACK);
|
|
|
|
// make the color selection boxes
|
|
tft.fillRect(0, 0, BOXSIZE, BOXSIZE, ILI9341_RED);
|
|
tft.fillRect(BOXSIZE, 0, BOXSIZE, BOXSIZE, ILI9341_YELLOW);
|
|
tft.fillRect(BOXSIZE*2, 0, BOXSIZE, BOXSIZE, ILI9341_GREEN);
|
|
tft.fillRect(BOXSIZE*3, 0, BOXSIZE, BOXSIZE, ILI9341_CYAN);
|
|
tft.fillRect(BOXSIZE*4, 0, BOXSIZE, BOXSIZE, ILI9341_BLUE);
|
|
tft.fillRect(BOXSIZE*5, 0, BOXSIZE, BOXSIZE, ILI9341_MAGENTA);
|
|
|
|
// select the current color 'red'
|
|
tft.drawRect(0, 0, BOXSIZE, BOXSIZE, ILI9341_WHITE);
|
|
currentcolor = ILI9341_RED;
|
|
}
|
|
|
|
void loop() {
|
|
// Retrieve a point
|
|
TS_Point p = ts.getPoint();
|
|
|
|
Serial.print("X = "); Serial.print(p.x);
|
|
Serial.print("\tY = "); Serial.print(p.y);
|
|
Serial.print("\tPressure = "); Serial.println(p.z);
|
|
|
|
|
|
// Scale from ~0->4000 to tft.width using the calibration #'s
|
|
p.x = map(p.x, TS_MINX, TS_MAXX, 0, tft.width());
|
|
p.y = map(p.y, TS_MINY, TS_MAXY, 0, tft.height());
|
|
|
|
if (p.y < BOXSIZE) {
|
|
oldcolor = currentcolor;
|
|
|
|
if (p.x < BOXSIZE) {
|
|
currentcolor = ILI9341_RED;
|
|
tft.drawRect(0, 0, BOXSIZE, BOXSIZE, ILI9341_WHITE);
|
|
} else if (p.x < BOXSIZE*2) {
|
|
currentcolor = ILI9341_YELLOW;
|
|
tft.drawRect(BOXSIZE, 0, BOXSIZE, BOXSIZE, ILI9341_WHITE);
|
|
} else if (p.x < BOXSIZE*3) {
|
|
currentcolor = ILI9341_GREEN;
|
|
tft.drawRect(BOXSIZE*2, 0, BOXSIZE, BOXSIZE, ILI9341_WHITE);
|
|
} else if (p.x < BOXSIZE*4) {
|
|
currentcolor = ILI9341_CYAN;
|
|
tft.drawRect(BOXSIZE*3, 0, BOXSIZE, BOXSIZE, ILI9341_WHITE);
|
|
} else if (p.x < BOXSIZE*5) {
|
|
currentcolor = ILI9341_BLUE;
|
|
tft.drawRect(BOXSIZE*4, 0, BOXSIZE, BOXSIZE, ILI9341_WHITE);
|
|
} else if (p.x < BOXSIZE*6) {
|
|
currentcolor = ILI9341_MAGENTA;
|
|
tft.drawRect(BOXSIZE*5, 0, BOXSIZE, BOXSIZE, ILI9341_WHITE);
|
|
}
|
|
|
|
if (oldcolor != currentcolor) {
|
|
if (oldcolor == ILI9341_RED)
|
|
tft.fillRect(0, 0, BOXSIZE, BOXSIZE, ILI9341_RED);
|
|
if (oldcolor == ILI9341_YELLOW)
|
|
tft.fillRect(BOXSIZE, 0, BOXSIZE, BOXSIZE, ILI9341_YELLOW);
|
|
if (oldcolor == ILI9341_GREEN)
|
|
tft.fillRect(BOXSIZE*2, 0, BOXSIZE, BOXSIZE, ILI9341_GREEN);
|
|
if (oldcolor == ILI9341_CYAN)
|
|
tft.fillRect(BOXSIZE*3, 0, BOXSIZE, BOXSIZE, ILI9341_CYAN);
|
|
if (oldcolor == ILI9341_BLUE)
|
|
tft.fillRect(BOXSIZE*4, 0, BOXSIZE, BOXSIZE, ILI9341_BLUE);
|
|
if (oldcolor == ILI9341_MAGENTA)
|
|
tft.fillRect(BOXSIZE*5, 0, BOXSIZE, BOXSIZE, ILI9341_MAGENTA);
|
|
}
|
|
}
|
|
|
|
if (((p.y-PENRADIUS) > 0) && ((p.y+PENRADIUS) < tft.height())) {
|
|
tft.fillCircle(p.x, p.y, PENRADIUS, currentcolor);
|
|
}
|
|
}
|