324 lines
8.2 KiB
Plaintext
324 lines
8.2 KiB
Plaintext
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/*********************************************************************
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This is an example sketch for our Monochrome Nokia 5110 LCD Displays
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Pick one up today in the adafruit shop!
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------> http://www.adafruit.com/products/338
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These displays use SPI to communicate, 4 or 5 pins are required to
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interface
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Adafruit invests time and resources providing this open source code,
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please support Adafruit and open-source hardware by purchasing
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products from Adafruit!
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Written by Limor Fried/Ladyada for Adafruit Industries.
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BSD license, check license.txt for more information
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All text above, and the splash screen must be included in any redistribution
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*********************************************************************/
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#include <Adafruit_GFX.h>
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#include <Adafruit_PCD8544.h>
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// pin 7 - Serial clock out (SCLK)
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// pin 6 - Serial data out (DIN)
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// pin 5 - Data/Command select (D/C)
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// pin 4 - LCD chip select (CS)
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// pin 3 - LCD reset (RST)
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Adafruit_PCD8544 display = Adafruit_PCD8544(7, 6, 5, 4, 3);
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#define NUMFLAKES 10
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#define XPOS 0
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#define YPOS 1
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#define DELTAY 2
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#define LOGO16_GLCD_HEIGHT 16
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#define LOGO16_GLCD_WIDTH 16
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static unsigned char PROGMEM logo16_glcd_bmp[] =
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{ B00000000, B11000000,
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B00000001, B11000000,
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B00000001, B11000000,
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B00000011, B11100000,
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B11110011, B11100000,
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B11111110, B11111000,
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B01111110, B11111111,
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B00110011, B10011111,
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B00011111, B11111100,
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B00001101, B01110000,
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B00011011, B10100000,
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B00111111, B11100000,
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B00111111, B11110000,
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B01111100, B11110000,
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B01110000, B01110000,
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B00000000, B00110000 };
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void setup() {
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Serial.begin(9600);
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display.begin();
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// init done
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// you can change the contrast around to adapt the display
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// for the best viewing!
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display.setContrast(50);
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display.display(); // show splashscreen
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delay(2000);
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display.clearDisplay(); // clears the screen and buffer
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// draw a single pixel
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display.drawPixel(10, 10, BLACK);
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display.display();
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delay(2000);
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display.clearDisplay();
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// draw many lines
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testdrawline();
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display.display();
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delay(2000);
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display.clearDisplay();
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// draw rectangles
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testdrawrect();
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display.display();
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delay(2000);
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display.clearDisplay();
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// draw multiple rectangles
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testfillrect();
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display.display();
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delay(2000);
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display.clearDisplay();
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// draw mulitple circles
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testdrawcircle();
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display.display();
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delay(2000);
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display.clearDisplay();
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// draw a circle, 10 pixel radius
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display.fillCircle(display.width()/2, display.height()/2, 10, BLACK);
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display.display();
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delay(2000);
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display.clearDisplay();
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testdrawroundrect();
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delay(2000);
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display.clearDisplay();
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testfillroundrect();
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delay(2000);
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display.clearDisplay();
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testdrawtriangle();
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delay(2000);
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display.clearDisplay();
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testfilltriangle();
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delay(2000);
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display.clearDisplay();
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// draw the first ~12 characters in the font
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testdrawchar();
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display.display();
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delay(2000);
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display.clearDisplay();
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// text display tests
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display.setTextSize(1);
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display.setTextColor(BLACK);
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display.setCursor(0,0);
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display.println("Hello, world!");
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display.setTextColor(WHITE, BLACK); // 'inverted' text
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display.println(3.141592);
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display.setTextSize(2);
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display.setTextColor(BLACK);
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display.print("0x"); display.println(0xDEADBEEF, HEX);
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display.display();
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delay(2000);
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// miniature bitmap display
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display.clearDisplay();
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display.drawBitmap(30, 16, logo16_glcd_bmp, 16, 16, 1);
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display.display();
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// invert the display
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display.invertDisplay(true);
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delay(1000);
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display.invertDisplay(false);
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delay(1000);
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// draw a bitmap icon and 'animate' movement
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testdrawbitmap(logo16_glcd_bmp, LOGO16_GLCD_HEIGHT, LOGO16_GLCD_WIDTH);
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}
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void loop() {
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}
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void testdrawbitmap(const uint8_t *bitmap, uint8_t w, uint8_t h) {
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uint8_t icons[NUMFLAKES][3];
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srandom(666); // whatever seed
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// initialize
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for (uint8_t f=0; f< NUMFLAKES; f++) {
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icons[f][XPOS] = random() % display.width();
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icons[f][YPOS] = 0;
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icons[f][DELTAY] = random() % 5 + 1;
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Serial.print("x: ");
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Serial.print(icons[f][XPOS], DEC);
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Serial.print(" y: ");
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Serial.print(icons[f][YPOS], DEC);
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Serial.print(" dy: ");
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Serial.println(icons[f][DELTAY], DEC);
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}
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while (1) {
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// draw each icon
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for (uint8_t f=0; f< NUMFLAKES; f++) {
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display.drawBitmap(icons[f][XPOS], icons[f][YPOS], logo16_glcd_bmp, w, h, BLACK);
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}
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display.display();
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delay(200);
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// then erase it + move it
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for (uint8_t f=0; f< NUMFLAKES; f++) {
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display.drawBitmap(icons[f][XPOS], icons[f][YPOS], logo16_glcd_bmp, w, h, WHITE);
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// move it
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icons[f][YPOS] += icons[f][DELTAY];
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// if its gone, reinit
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if (icons[f][YPOS] > display.height()) {
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icons[f][XPOS] = random() % display.width();
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icons[f][YPOS] = 0;
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icons[f][DELTAY] = random() % 5 + 1;
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}
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}
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}
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}
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void testdrawchar(void) {
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display.setTextSize(1);
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display.setTextColor(BLACK);
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display.setCursor(0,0);
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for (uint8_t i=0; i < 168; i++) {
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if (i == '\n') continue;
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display.write(i);
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//if ((i > 0) && (i % 14 == 0))
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//display.println();
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}
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display.display();
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}
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void testdrawcircle(void) {
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for (int16_t i=0; i<display.height(); i+=2) {
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display.drawCircle(display.width()/2, display.height()/2, i, BLACK);
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display.display();
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}
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}
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void testfillrect(void) {
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uint8_t color = 1;
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for (int16_t i=0; i<display.height()/2; i+=3) {
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// alternate colors
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display.fillRect(i, i, display.width()-i*2, display.height()-i*2, color%2);
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display.display();
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color++;
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}
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}
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void testdrawtriangle(void) {
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for (int16_t i=0; i<min(display.width(),display.height())/2; i+=5) {
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display.drawTriangle(display.width()/2, display.height()/2-i,
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display.width()/2-i, display.height()/2+i,
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display.width()/2+i, display.height()/2+i, BLACK);
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display.display();
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}
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}
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void testfilltriangle(void) {
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uint8_t color = BLACK;
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for (int16_t i=min(display.width(),display.height())/2; i>0; i-=5) {
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display.fillTriangle(display.width()/2, display.height()/2-i,
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display.width()/2-i, display.height()/2+i,
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display.width()/2+i, display.height()/2+i, color);
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if (color == WHITE) color = BLACK;
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else color = WHITE;
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display.display();
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}
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}
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void testdrawroundrect(void) {
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for (int16_t i=0; i<display.height()/2-2; i+=2) {
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display.drawRoundRect(i, i, display.width()-2*i, display.height()-2*i, display.height()/4, BLACK);
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display.display();
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}
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}
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void testfillroundrect(void) {
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uint8_t color = BLACK;
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for (int16_t i=0; i<display.height()/2-2; i+=2) {
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display.fillRoundRect(i, i, display.width()-2*i, display.height()-2*i, display.height()/4, color);
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if (color == WHITE) color = BLACK;
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else color = WHITE;
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display.display();
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}
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}
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void testdrawrect(void) {
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for (int16_t i=0; i<display.height()/2; i+=2) {
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display.drawRect(i, i, display.width()-2*i, display.height()-2*i, BLACK);
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display.display();
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}
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}
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void testdrawline() {
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for (int16_t i=0; i<display.width(); i+=4) {
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display.drawLine(0, 0, i, display.height()-1, BLACK);
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display.display();
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}
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for (int16_t i=0; i<display.height(); i+=4) {
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display.drawLine(0, 0, display.width()-1, i, BLACK);
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display.display();
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}
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delay(250);
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display.clearDisplay();
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for (int16_t i=0; i<display.width(); i+=4) {
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display.drawLine(0, display.height()-1, i, 0, BLACK);
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display.display();
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}
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for (int8_t i=display.height()-1; i>=0; i-=4) {
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display.drawLine(0, display.height()-1, display.width()-1, i, BLACK);
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display.display();
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}
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delay(250);
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display.clearDisplay();
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for (int16_t i=display.width()-1; i>=0; i-=4) {
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display.drawLine(display.width()-1, display.height()-1, i, 0, BLACK);
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display.display();
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}
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for (int16_t i=display.height()-1; i>=0; i-=4) {
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display.drawLine(display.width()-1, display.height()-1, 0, i, BLACK);
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display.display();
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}
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delay(250);
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display.clearDisplay();
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for (int16_t i=0; i<display.height(); i+=4) {
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display.drawLine(display.width()-1, 0, 0, i, BLACK);
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display.display();
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}
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for (int16_t i=0; i<display.width(); i+=4) {
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display.drawLine(display.width()-1, 0, i, display.height()-1, BLACK);
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display.display();
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}
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delay(250);
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}
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