ili9341.js

/*jslint node:true, vars:true, bitwise:true, unparam:true */
/*jshint unused:true */

/**
 * Author: Shawn Hymel
 * Copyright (c) 2016 SparkFun Electronics
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

var ili9341 = require('jsupm_ili9341');

// Pins (Edison)
// CS_LCD   GP44 (MRAA 31)
// CS_SD    GP43 (MRAA 38) unused
// DC       GP12 (MRAA 20)
// RESEST   GP13 (MRAA 14)
var lcd = new ili9341.ILI9341(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.ILI9341_RED);
lcd.drawFastHLine(20, 10, 50, ili9341.ILI9341_CYAN);
lcd.drawLine(160, 30, 200, 60, ili9341.ILI9341_GREEN);
lcd.fillRect(20, 30, 75, 60, ili9341.ILI9341_ORANGE);
lcd.drawCircle(70, 50, 20, ili9341.ILI9341_PURPLE);
lcd.fillCircle(120, 50, 20, ili9341.ILI9341_PURPLE);
lcd.drawTriangle(50, 100, 10, 140, 90, 140, ili9341.ILI9341_YELLOW);
lcd.fillTriangle(150, 100, 110, 140, 190, 140, ili9341.ILI9341_RED);
lcd.drawRoundRect(20, 150, 50, 30, 10, ili9341.ILI9341_RED);
lcd.drawRoundRect(130, 150, 50, 30, 10, ili9341.ILI9341_RED);
lcd.fillRoundRect(75, 150, 50, 30, 10, ili9341.ILI9341_RED);

// Write some text
lcd.setCursor(0, 200);
lcd.setTextColor(ili9341.ILI9341_LIGHTGREY);
lcd.setTextWrap(true);
lcd.setTextSize(4);
lcd.print("Xplosion\n");
lcd.setTextSize(3);
lcd.print("The 4orce Bat\n");
lcd.setTextSize(2);
lcd.print("Train Smarter Not harder\n");
lcd.setTextSize(1);
lcd.print("Believe\n");

// Test screen rotation
function rotateScreen(r) {
    lcd.setRotation(r);
    lcd.fillRect(0, 0, 5, 5, ili9341.ILI9341_WHITE);
    if (r < 4) {
        r++;
        setTimeout(function() { rotateScreen(r); }, 1000);
    }
}
rotateScreen(0);

// Invert colors, wait, then revert back
setTimeout(function() { lcd.invertDisplay(true); }, 4000);
setTimeout(function() { lcd.invertDisplay(false); }, 6000);