upm/examples/c++/ili9341.cxx

/**
 * Author: Shawn Hymel
 * Copyright (c) 2016 SparkFun Electronics
 *
 * This program and the accompanying materials are made available under the
 * terms of the The MIT License which is available at
 * https://opensource.org/licenses/MIT.
 *
 * SPDX-License-Identifier: MIT
 */

#include "ili9341.hpp"
#include "upm_utilities.h"

int
main(int argc, char** argv)
{
    //! [Interesting]

    // Pins (Edison)
    // CS_LCD   GP44 (MRAA 31)
    // CS_SD    GP43 (MRAA 38) unused
    // DC       GP12 (MRAA 20)
    // RESEST   GP13 (MRAA 14)
    upm::ILI9341 lcd(31, 38, 20, 14);

    // Fill the screen with a solid color
    lcd.fillScreen(lcd.color565(0, 40, 16));

    // Draw some shapes
    lcd.drawFastVLine(10, 10, 100, ILI9341_RED);
    lcd.drawFastHLine(20, 10, 50, ILI9341_CYAN);
    lcd.drawLine(160, 30, 200, 60, ILI9341_GREEN);
    lcd.fillRect(20, 30, 75, 60, ILI9341_ORANGE);
    lcd.drawCircle(70, 50, 20, ILI9341_PURPLE);
    lcd.fillCircle(120, 50, 20, ILI9341_PURPLE);
    lcd.drawTriangle(50, 100, 10, 140, 90, 140, ILI9341_YELLOW);
    lcd.fillTriangle(150, 100, 110, 140, 190, 140, ILI9341_YELLOW);
    lcd.drawRoundRect(20, 150, 50, 30, 10, ILI9341_RED);
    lcd.drawRoundRect(130, 150, 50, 30, 10, ILI9341_RED);
    lcd.fillRoundRect(75, 150, 50, 30, 10, ILI9341_RED);

    // Write some text
    lcd.setCursor(0, 200);
    lcd.setTextColor(ILI9341_LIGHTGREY);
    lcd.setTextWrap(true);
    lcd.setTextSize(1);
    lcd.print("Text 1\n");
    lcd.setTextSize(2);
    lcd.print("Text 2\n");
    lcd.setTextSize(3);
    lcd.print("Text 3\n");
    lcd.setTextSize(4);
    lcd.print("Text 4\n");

    // Test screen rotation
    for (int r = 0; r < 4; r++) {
        lcd.setRotation(r);
        lcd.fillRect(0, 0, 5, 5, ILI9341_WHITE);
        upm_delay(1);
    }

    // Invert colors, wait, then revert back
    lcd.invertDisplay(true);
    upm_delay(2);
    lcd.invertDisplay(false);

    // Don't forget to free up that memory!
    //! [Interesting]
    return 0;
}