void testdrawbitmap(const uint8_t *bitmap, uint8_t w, uint8_t h) {
uint8_t icons[NUMFLAKES][3];
// initialize
for (uint8_t f=0; f< NUMFLAKES; f++) {
icons[f][XPOS] = rand()%display.width();
icons[f][YPOS] = 0;
icons[f][DELTAY] = rand()%(5) + 1;
}
while (1) {
// draw each icon
for (uint8_t f=0; f< NUMFLAKES; f++) {
display.drawBitmap(icons[f][XPOS], icons[f][YPOS], logo16_glcd_bmp, w, h, WHITE);
}
display.display();
delay(20);
// then erase it + move it
for (uint8_t f=0; f< NUMFLAKES; f++) {
display.drawBitmap(icons[f][XPOS], icons[f][YPOS], logo16_glcd_bmp, w, h, BLACK);
// move it
icons[f][YPOS] += icons[f][DELTAY];
// if its gone, reinit
if (icons[f][YPOS] > display.height()) {
icons[f][XPOS] = rand()%(display.width());
icons[f][YPOS] = 0;
icons[f][DELTAY] = rand()%(5) + 1;
}
}
}
}
void testdrawtriangle(void) {
for (int16_t i=0; i<min(display.width(),display.height())/2; i+=5) {
display.drawTriangle(display.width()/2, display.height()/2-i,
display.width()/2-i, display.height()/2+i,
display.width()/2+i, display.height()/2+i, WHITE);
display.display();
}
}
void testfilltriangle(void) {
uint8_t color = BLACK;
for (int16_t i=min(display.width(),display.height())/2; i>0; i-=5) {
display.fillTriangle(display.width()/2, display.height()/2-i,
display.width()/2-i, display.height()/2+i,
display.width()/2+i, display.height()/2+i, color);
if (color == WHITE) color = BLACK;
else color = WHITE;
display.display();
}
}
int main(int argc, char **argv)
{
float soil = 65.5;
float temp = 5.5;
// I2C change parameters to fit to your LCD
if ( !display.init(OLED_I2C_RESET,OLED_ADAFRUIT_I2C_128x64) )
exit(EXIT_FAILURE);
display.begin();
// init done
display.clearDisplay(); // clears the screen and buffer
// text display tests
display.setTextSize(1);
display.setTextColor(WHITE);
display.setCursor(0,0);
display.print(" XBee Messung\n");
display.drawLine(0, 10, display.width()-1, 10, WHITE);
display.setCursor(0,15);
display.printf("Bodenfeuchte: %4.1f %%\n", soil);
display.printf("Temperatur: %4.1f C\n\n\n", temp);
if(soil > 50) {
display.print("--> Feucht genug\n");
} else {
display.print("--> Zu Trocken! \n");
}
display.display();
// Free PI GPIO ports
display.close();
}
void testfillrect(void) {
uint8_t color = 1;
for (int16_t i=0; i<display.height()/2; i+=3) {
// alternate colors
display.fillRect(i, i, display.width()-i*2, display.height()-i*2, color%2);
display.display();
color++;
}
}
void testfillroundrect(void) {
uint8_t color = BLACK;
for (int16_t i=0; i<display.height()/2-2; i+=2) {
display.fillRoundRect(i, i, display.width()-2*i, display.height()-2*i, display.height()/4, color);
if (color == WHITE) color = BLACK;
else color = WHITE;
display.display();
}
}
void testdrawline() {
for (int16_t i=0; i<display.width(); i+=4) {
display.drawLine(0, 0, i, display.height()-1, WHITE);
display.display();
}
for (int16_t i=0; i<display.height(); i+=4) {
display.drawLine(0, 0, display.width()-1, i, WHITE);
display.display();
}
delay(25);
display.clearDisplay();
for (int16_t i=0; i<display.width(); i+=4) {
display.drawLine(0, display.height()-1, i, 0, WHITE);
display.display();
}
for (int8_t i=display.height()-1; i>=0; i-=4) {
display.drawLine(0, display.height()-1, display.width()-1, i, WHITE);
display.display();
}
delay(25);
display.clearDisplay();
for (int16_t i=display.width()-1; i>=0; i-=4) {
display.drawLine(display.width()-1, display.height()-1, i, 0, WHITE);
display.display();
}
for (int16_t i=display.height()-1; i>=0; i-=4) {
display.drawLine(display.width()-1, display.height()-1, 0, i, WHITE);
display.display();
}
delay(25);
display.clearDisplay();
for (int16_t i=0; i<display.height(); i+=4) {
display.drawLine(display.width()-1, 0, 0, i, WHITE);
display.display();
}
for (int16_t i=0; i<display.width(); i+=4) {
display.drawLine(display.width()-1, 0, i, display.height()-1, WHITE);
display.display();
}
delay(25);
}
void Demo1()
{
Serial.println("Display: circle");
// Clear the buffer.
display.clearDisplay();
// draw a circle, 10 pixel radius
display.fillCircle(display.width()/2, display.height()/2, 10, WHITE);
display.display();
DemoTimer.stop();
DemoTimer.initializeMs(2000, Demo2).start();
}
/**
Popup input window with text centered. Window height is based on maxChars
*/
void ANXInputWindow(char * message, char *title, uint8_t maxChars) {
uint8_t w = (display.width() * .8) + 4;
uint8_t maxCharsPerRow = w / ANX_FONT_WIDTH;
uint8_t rows = (maxChars / maxCharsPerRow) + 1;
uint8_t textHeight = rows * ANX_FONT_HEIGHT;
uint8_t h = textHeight + ANX_FONT_HEIGHT + 3 + 2;
uint8_t x = (display.width() - w) / 2;
uint8_t y = (display.height() - h) / 2;
uint8_t tx = (display.width() - (ANX_FONT_WIDTH * strlen(title))) / 2;
uint8_t ty = y + 1;
display.fillRoundRect(x, y, w, h, 2, BLACK);
display.drawRoundRect(x, y, w, h, 2, WHITE);
display.fillRoundRect(x, y, w, ANX_FONT_HEIGHT + 1, 2, WHITE);
display.setCursor(tx, ty);
display.setTextColor(INVERSE);
display.print(title);
ANXInput(message, x + 2, y + ANX_FONT_HEIGHT + 3, maxChars, maxCharsPerRow);
}
void init()
{
Serial.begin(SERIAL_BAUD_RATE); // 115200 by default
Serial.systemDebugOutput(true); // Allow debug output to serial
Serial.println("Display start");
display.begin(SSD1306_SWITCHCAPVCC);
display.display();
delay(2000);
// Clear the buffer.
display.clearDisplay();
// draw a circle, 10 pixel radius
display.fillCircle(display.width()/2, display.height()/2, 10, WHITE);
display.display();
delay(2000);
display.clearDisplay();
// text display tests
display.setTextSize(1);
display.setTextColor(WHITE);
display.setCursor(0,0);
display.println("Sming Framework");
display.setTextColor(BLACK, WHITE); // 'inverted' text
display.setCursor(104, 7);
display.println("v1.0");
//----
display.setTextColor(WHITE);
display.println("Let's do smart things");
display.setTextSize(3);
display.print("IoT");
display.display();
delay(2000);
}
void doChat() {
//Setup chat
_maxCharsPerRow = (display.width() / ANX_FONT_WIDTH) - 2;
_bottom = CHAT_MESSAGES_MAX - 1;
uint8_t button = 0;
uint8_t lastChatPtr = 0;
bool quit = false;
//Warn user then quit if radio is not available
if (!ANXRFAvailable()) {
statusDialog("Radio disabled");
quit = true;
}
//Warn user then quit if in airplane mode
if (ANXGetAirplane()) {
statusDialog("Badge is in\nairplane mode");
quit = true;
}
if (quit) {
waitForButton();
clearButtonState();
return;
}
while (1) {
_drawMessages();
lastChatPtr = chatBufferPtr;
//Idle handling RF and buttons
while (chatBufferPtr == lastChatPtr && button == 0) {
//Handle tasks
tick();
//Check buttons
button = getButtonState();
}
//Handle button presses in one block
//If message is null, meaning nothing was passed into doChat, then execute a normal chat entry.
if (button > 0) {
//Quit on left
if (button == BUTTON_LEFT) {
clearButtonState();
return;
}
//Popup chat window on enter
if (button == BUTTON_ENTER) {
clearButtonState();
//Get a
char message[ANX_CHAT_MAX_LENGTH];
memset(message, '\0', ANX_CHAT_MAX_LENGTH); //initialize to null before using no matter wut
ANXInputWindow(message, mi_main_chat, ANX_CHAT_MAX_LENGTH);
if (strlen(message) > 0) {
ANXRFSendChat(message);
}
}
}
//cleanup
button = 0;
}
}
void testdrawcircle(void) {
for (int16_t i=0; i<display.height(); i+=2) {
display.drawCircle(display.width()/2, display.height()/2, i, WHITE);
display.display();
}
}
void test_task(void*) {
while(1){
display.begin();
//display.setContrast(50);
display.display();
delay(2000);
display.clearDisplay(); // clears the screen and buffer
// draw a single pixel
display.drawPixel(10, 10, WHITE);
display.display();
delay(2000);
display.clearDisplay();
// draw many lines
testdrawline();
display.display();
delay(2000);
display.clearDisplay();
// draw rectangles
testdrawrect();
display.display();
delay(2000);
display.clearDisplay();
// draw multiple rectangles
testfillrect();
display.display();
delay(2000);
display.clearDisplay();
// draw mulitple circles
testdrawcircle();
display.display();
delay(2000);
display.clearDisplay();
// draw a circle, 10 pixel radius
display.fillCircle(display.width()/2, display.height()/2, 10, WHITE);
display.display();
delay(2000);
display.clearDisplay();
testdrawroundrect();
delay(2000);
display.clearDisplay();
testfillroundrect();
delay(2000);
display.clearDisplay();
testdrawtriangle();
delay(2000);
display.clearDisplay();
testfilltriangle();
delay(2000);
display.clearDisplay();
// draw the first ~12 characters in the font
testdrawchar();
display.display();
delay(2000);
display.clearDisplay();
// draw scrolling text
testscrolltext();
delay(2000);
display.clearDisplay();
// text display tests
display.setTextSize(2);
display.setTextColor(WHITE);
display.setCursor(0,0);
display.println((char*)"Hello, world!");
display.setTextColor(WHITE, BLACK); // 'inverted' text
display.println((char*)"3.141592");
display.setTextSize(1);
display.setTextColor(WHITE);
display.print((char*)"0x");
display.println((char*)"DEADBEEF");
display.display();
delay(2000);
// rotation example
display.clearDisplay();
display.setRotation(1); // rotate 90 degrees counter clockwise, can also use values of 2 and 3 to go further.
display.setTextSize(1);
display.setTextColor(WHITE);
display.setCursor(0,0);
display.println((char*)"Rotation");
display.setTextSize(1);
display.println((char*)"Example!");
display.display();
delay(2000);
// revert back to no rotation
display.setRotation(0);
// miniature bitmap display
display.clearDisplay();
display.drawBitmap(30, 16, logo16_glcd_bmp, 16, 16, WHITE);
display.display();
// invert the display
display.invertDisplay(true);
delay(1000);
display.invertDisplay(false);
delay(1000);
// draw a bitmap icon and 'animate' movement
testdrawbitmap(logo16_glcd_bmp, LOGO16_GLCD_WIDTH, LOGO16_GLCD_HEIGHT);
}
}
void testdrawrect(void) {
for (int16_t i=0; i<display.height()/2; i+=2) {
display.drawRect(i, i, display.width()-2*i, display.height()-2*i, WHITE);
display.display();
}
}
/**
Interactively accepts input from the user
Max input size is determined by remaining cells at given start row. No scrolling.
*/
void ANXInput(char *message, uint8_t startX, uint8_t startY, uint8_t maxChars, uint8_t maxCharsPerRow) {
int messageLen = strlen(message); //Size of the message
int cursor = messageLen; //Location of cursor in the text, put cursor at end of message to continue
uint8_t row = 0; //Row of the cursor
uint8_t col = 0; //Col of the cursor
uint8_t cindex = 0; //index within input char array
int maxCols = (display.width() - startX) / ANX_FONT_WIDTH; //Max number of cols available
int maxRows = (display.height() - startY) / ANX_FONT_HEIGHT; //Max number of rows available
int maxLen = min(maxCols * maxRows, maxChars); //Maximum possible size of the message (limited by input space and buffer)
//Use the user specified chars per row if specified
if (maxCharsPerRow > 0) {
maxCols = min(maxCharsPerRow, maxCols);
}
//Print the message, if any
ANXInputMoveCursor(row, col, startX, startY);
display.print(message);
//Iteractively get input from user
while (1) {
row = cursor / maxCols;
col = cursor % maxCols;
ANXInputClearChar(row, col, startX, startY);
ANXInputDrawCursor(row, col, startX, startY);
if (message[cursor] != NULL) {
ANXInputMoveCursor(row, col, startX, startY);
display.print(message[cursor]);
}
safeDisplay();
uint8_t button = waitForButton();
if ((button & BUTTON_DOWN) > 0) {
//Move char index to the end pro-actively since unsigned won't wrap to -1
if (cindex == 0) cindex = INPUT_CHARS_COUNT;
cindex--;
if (cursor >= messageLen) {
messageLen++;
}
message[cursor] = INPUT_CHARS[cindex];
//Make sure we're not null terminating the string early
if (cursor > 0) {
if (message[cursor - 1] == '\0') message[cursor - 1] = ' ';
}
deepSleep(BUTTON_REPEAT_DELAY);
}
if ((button & BUTTON_UP) > 0) {
cindex++;
if (cindex >= INPUT_CHARS_COUNT) cindex = 0;
if (cursor >= messageLen) {
messageLen++;
}
message[cursor] = INPUT_CHARS[cindex];
//Make sure we're not null terminating the string early
if (cursor > 0) {
if (message[cursor - 1] == '\0') message[cursor - 1] = ' ';
}
deepSleep(BUTTON_REPEAT_DELAY);
}
if ((button & BUTTON_RIGHT) > 0) {
ANXInputDrawCursor(row, col, startX, startY);
//Prevent cursor from going off the deep end
if (cursor < maxLen - 1) {
cursor++;
}
if (cursor < messageLen) {
cindex = ANXIndexOf(INPUT_CHARS, message[cursor]);
} else {
messageLen++;
cindex = 0;
}
//Make sure we're not null terminating the string early
if (cursor > 0) {
if (message[cursor - 1] == '\0') message[cursor - 1] = ' ';
}
//Don't allow repeats
clearButtonState();
}
if ((button & BUTTON_LEFT) > 0) {
//Prevent cursor underun
if (cursor > 0) {
ANXInputDrawCursor(row, col, startX, startY);
cursor--;
}
if (cursor < messageLen) {
cindex = ANXIndexOf(INPUT_CHARS, message[cursor]);
} else {
messageLen++;
cindex = 0;
}
//Don't allow repeats
clearButtonState();
}
if ((button & BUTTON_ENTER) > 0) {
//Don't allow repeats
clearButtonState();
return;
}
}
}