134 lines
3.4 KiB
C++
134 lines
3.4 KiB
C++
//This example implements a simple sliding On/Off button. The example
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// demonstrates drawing and touch operations.
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//
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//Thanks to Adafruit forums member Asteroid for the original sketch!
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//
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#include <Adafruit_GFX_AS.h>
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#include <SPI.h>
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#include <Wire.h>
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#include <Adafruit_ILI9341_STM.h>
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#include <TouchScreen.h>
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//Touchscreen X+ X- Y+ Y- pins
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#define YP A3 // must be an analog pin, use "An" notation!
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#define XM A2 // must be an analog pin, use "An" notation!
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#define YM 5 // can be a digital pin
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#define XP 4 // can be a digital pin
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// This is calibration data for the raw touch data to the screen coordinates
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#define TS_MINX 150
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#define TS_MINY 120
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#define TS_MAXX 920
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#define TS_MAXY 940
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#define MINPRESSURE 10
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#define MAXPRESSURE 1000
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// For better pressure precision, we need to know the resistance
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// between X+ and X- Use any multimeter to read it
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// For the one we're using, its 300 ohms across the X plate
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TouchScreen ts = TouchScreen(XP, YP, XM, YM, 300);
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#define TFT_CS 10
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#define TFT_DC 9
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Adafruit_ILI9341_STM tft = Adafruit_ILI9341_STM(TFT_CS, TFT_DC);
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boolean RecordOn = false;
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#define FRAME_X 210
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#define FRAME_Y 180
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#define FRAME_W 100
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#define FRAME_H 50
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#define REDBUTTON_X FRAME_X
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#define REDBUTTON_Y FRAME_Y
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#define REDBUTTON_W (FRAME_W/2)
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#define REDBUTTON_H FRAME_H
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#define GREENBUTTON_X (REDBUTTON_X + REDBUTTON_W)
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#define GREENBUTTON_Y FRAME_Y
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#define GREENBUTTON_W (FRAME_W/2)
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#define GREENBUTTON_H FRAME_H
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void drawFrame()
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{
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tft.drawRect(FRAME_X, FRAME_Y, FRAME_W, FRAME_H, ILI9341_BLACK);
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}
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void redBtn()
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{
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tft.fillRect(REDBUTTON_X, REDBUTTON_Y, REDBUTTON_W, REDBUTTON_H, ILI9341_RED);
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tft.fillRect(GREENBUTTON_X, GREENBUTTON_Y, GREENBUTTON_W, GREENBUTTON_H, ILI9341_BLUE);
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drawFrame();
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tft.setCursor(GREENBUTTON_X + 6 , GREENBUTTON_Y + (GREENBUTTON_H/2));
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tft.setTextColor(ILI9341_WHITE);
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tft.setTextSize(2);
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tft.println("ON");
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RecordOn = false;
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}
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void greenBtn()
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{
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tft.fillRect(GREENBUTTON_X, GREENBUTTON_Y, GREENBUTTON_W, GREENBUTTON_H, ILI9341_GREEN);
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tft.fillRect(REDBUTTON_X, REDBUTTON_Y, REDBUTTON_W, REDBUTTON_H, ILI9341_BLUE);
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drawFrame();
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tft.setCursor(REDBUTTON_X + 6 , REDBUTTON_Y + (REDBUTTON_H/2));
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tft.setTextColor(ILI9341_WHITE);
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tft.setTextSize(2);
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tft.println("OFF");
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RecordOn = true;
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}
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void setup(void)
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{
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Serial.begin(9600);
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tft.begin();
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tft.fillScreen(ILI9341_BLUE);
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// origin = left,top landscape (USB left upper)
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tft.setRotation(1);
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redBtn();
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}
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void loop()
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{
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// Retrieve a point
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TSPoint p = ts.getPoint();
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// See if there's any touch data for us
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if (p.z > MINPRESSURE && p.z < MAXPRESSURE)
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{
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// Scale using the calibration #'s
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// and rotate coordinate system
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p.x = map(p.x, TS_MINY, TS_MAXY, 0, tft.height());
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p.y = map(p.y, TS_MINX, TS_MAXX, 0, tft.width());
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int y = tft.height() - p.x;
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int x = p.y;
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if (RecordOn)
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{
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if((x > REDBUTTON_X) && (x < (REDBUTTON_X + REDBUTTON_W))) {
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if ((y > REDBUTTON_Y) && (y <= (REDBUTTON_Y + REDBUTTON_H))) {
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Serial.println("Red btn hit");
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redBtn();
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}
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}
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}
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else //Record is off (RecordOn == false)
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{
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if((x > GREENBUTTON_X) && (x < (GREENBUTTON_X + GREENBUTTON_W))) {
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if ((y > GREENBUTTON_Y) && (y <= (GREENBUTTON_Y + GREENBUTTON_H))) {
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Serial.println("Green btn hit");
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greenBtn();
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}
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}
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}
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Serial.println(RecordOn);
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}
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}
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