upm/examples/javascript/ili9341.js

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/**
* 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_YELLOW);
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(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
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);