void _drawMessages() {
//Move the cursor to the bottom of the screen
display.setCursor(0, display.height());
display.setTextWrap(true);
int8_t row = _bottom;
display.clearDisplay();
//If first message is blank quit
ChatMessage first = getFromChatBuffer(_bottom);
if (strlen(first.name) == 0) {
display.setCursor(1, 1);
display.print("Nothing's here");
safeDisplay();
return;
}
//Draw each message starting from the bottom of the screen
while (display.getCursorY() >= 0 && row >= 0) {
ChatMessage message = getFromChatBuffer(row);
//Stop drawing messages if we hit an empty one
if (strlen(message.message) == 0 && strlen(message.name) == 0) {
break;
}
//Determine if the the mesage is two line or not
bool twoLine = (strlen(message.name) + strlen(message.message) > _maxCharsPerRow);
//Move cursor up to print the line(s)
uint8_t y = display.getCursorY() - ANX_FONT_HEIGHT;
if (twoLine) {
y -= ANX_FONT_HEIGHT;
}
display.setCursor(0, y);
//Ensure username is null terminated
char name[USERNAME_MAX_LENGTH + 1];
memcpy(name, message.name, USERNAME_MAX_LENGTH);
name[USERNAME_MAX_LENGTH] = '\0';
//Ensure message is null terminated
char msg[ANX_CHAT_MAX_LENGTH + 1];
memcpy(msg, message.message, ANX_CHAT_MAX_LENGTH);
msg[ANX_CHAT_MAX_LENGTH] = '\0';
display.print("@");
display.print(name);
display.print(":");
display.println(msg);
//Move cursor back up above the message we just printed
display.setCursor(0, y);
row--;
}
//Show
safeDisplay();
}
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 Demo2()
{
Serial.println("Display: some text");
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();
DemoTimer.stop(); // Finish demo
}
void Demos::CK_logo(Adafruit_SSD1306& d)
{
#define K 1024 // wave // scale ofs
#define CX(x) { x = w-cx; x = ( (x*(K +ax*Cos(8*w +tt[0])/SY*Sin(7*w +tt[1])/SY) /K) +cx)/8 +6; }
#define CY(y) { y = w-cy; y = ( (y*(K +ay*Cos(9*w+ x*73+tt[2])/SY*Sin(6*w+ x*52+tt[3])/SY) /K) +cy)/9 -1; }
const uint tt[4] = {t*7,t*5,t*8,t*5};
for (int w2=0; w2<2; ++w2)
{
const int cx = cw[ckCur][w2], cy = cw[ckCur][2+w2],
ax = cw[ckCur][4+w2], ay = cw[ckCur][6+w2];
int a=0,w, i=0,rst=1,
x1=0,y1=0,x=0,y=0;
do
{ w = w2 ? word2[a++] : word1[a++];
if (w<=0) { rst=1; i=0; }
else
if (rst) switch(i)
{ case 0: CX(x) ++i; break;
case 1: CY(y) rst=0; i=0; break; }
else switch(i)
{ case 0: x1=x; CX(x) ++i; break;
case 1: y1=y; CY(y) i=2; break; }
if (i==2)
{ i=0; d.drawLine(x1,y1, x,y, WHITE); }
}
while (w >= 0);
}
if (iInfo > 0)
{
d.setCursor(0,8);
d.print("Cur "); d.println(ckCur);
d.print("Spd "); d.println(ckSpeed);
}
t += ckSpeed;
delay(6);
}
/**
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);
}
/// Draw 3D
void Demos::Hedrons(Adafruit_SSD1306& d)
{
if (hdtOn)
{ ++hdt;
if (hdt >= hdtMax)
{ hdt = 0; ++hdCur; // next type
if (hdCur >= hdA) hdCur = 0;
} }
const int u = hdCur;
const float SC = SCa[u]; // scale
float rx=0.f,ry=0.f,rz=0.f, s = SC, ss=1.f;
switch (hdRot) //par rot speed
{ case 0: rx = t*0.0055f; ry = t*0.0065f; rz = t*0.0075f; break;
case 1: rx = t*0.0061f; ry = t*0.0084f; rz = t*0.0077f; break;
case 2: rx = t*0.0067f; ry = t*0.0098f; rz = t*0.0083f;
ss = 1.0f - 0.4f * (abs(cos(t*0.0125f))); break;
case 3: ry = t*0.0060f; rz = t*0.0020f; break;
}
const int NP = NPa[u], NE = NEa[u], NF = NFa[u];
const float* pp = ppA[u];
const uint8_t* ee = eeA[u], *ff = ffA[u];
const float ///par z pos screen scale
fovy = 30.f, zz = 3.f, se = 2.f,
fv = 1.f/tan(fovy*0.5f), // const
cx = cos(rx), sx = sin(rx), cy = cos(ry), sy = sin(ry),
cz = cos(rz), sz = sin(rz),
mx[3][3] = {{1.f,0.f,0.f},{0.f,cx,-sx},{0.f,sx,cx}}, // rot x
my[3][3] = {{cy,0.f,sy},{0.f,1.f,0.f},{-sy,0.f,cy}}, // y
mz[3][3] = {{cz,-sz,0.f},{sz,cz,0.f},{0.f,0.f,1.f}}; // z
// transform all points
int16_t px[NP], py[NP]; int8_t c[NP];
int i, a;
for (i=0,a=0; i < NP; ++i)
{
float x = pp[a++], y = pp[a++], z = pp[a++];
float v[3];
v[0] = mx[0][0]*x +mx[0][1]*y +mx[0][2]*z; // rotate
v[1] = mx[1][0]*x +mx[1][1]*y +mx[1][2]*z;
v[2] = mx[2][0]*x +mx[2][1]*y +mx[2][2]*z;
x = v[0]; y = v[1]; z = v[2];
v[0] = my[0][0]*x +my[0][1]*y +my[0][2]*z;
v[1] = my[1][0]*x +my[1][1]*y +my[1][2]*z;
v[2] = my[2][0]*x +my[2][1]*y +my[2][2]*z;
x = v[0]; y = v[1]; z = v[2];
v[0] = mz[0][0]*x +mz[0][1]*y +mz[0][2]*z;
v[1] = mz[1][0]*x +mz[1][1]*y +mz[1][2]*z;
v[2] = mz[2][0]*x +mz[2][1]*y +mz[2][2]*z;
x = v[0] * s; y = v[1] * s; z = v[2] * s + ss*zz;
px[i] = H/2 * se * (fv * x / -z) +W/2; // pos 3d to 2d
py[i] = H/2 * se * (fv * y / -z) +H/2;
c[i] = z < 0.9f ? -1 : (z < zz ? 1 : 0);
if (px[i]<0 || px[i]>=W || py[i]<0 || py[i]>=H)
c[i] = -1; // outside
//c[i] = z < zz ? 1 : 0;
//d.drawPixel(px[i], py[i],WHITE);
}
// draw far/covered edges --
for (i=0,a=0; i < NE; ++i)
{
int e0 = ee[a++], e1 = ee[a++];
int8_t cc = max(c[e0],c[e1]);
if (cc==0)
d.drawLine( px[e0],py[e0], px[e1],py[e1], WHITE);
}
// draw far faces /|
if (ff)
for (i=0,a=0; i < NF; ++i)
{
int f0 = ff[a++], f1 = ff[a++], f2 = ff[a++];
int8_t cc = min(c[f0],c[f1]); cc = min(cc,c[f2]);
if (cc==0)
d.fillTriangle( px[f0],py[f0], px[f1],py[f1], px[f2],py[f2], WHITE);
}
// dither 2 full screen --------
uint8_t* buf = d.getBuffer();
for (i=0; i < W*H/8; i+=2) buf[i] &= 0xAA;
for (i=1; i < W*H/8; i+=2) buf[i] &= 0x55;
// draw near/visible edges --
for (i=0,a=0; i < NE; ++i)
{
int e0 = ee[a++], e1 = ee[a++];
int8_t cc = max(c[e0],c[e1]);
if (cc>0)
d.drawLine( px[e0],py[e0], px[e1],py[e1], WHITE);
}
// draw near faces /|
if (ff)
for (i=0,a=0; i < NF; ++i)
{
int f0 = ff[a++], f1 = ff[a++], f2 = ff[a++];
int8_t cc = min(c[f0],c[f1]); cc = min(cc,c[f2]);
if (cc>0)
d.fillTriangle( px[f0],py[f0], px[f1],py[f1], px[f2],py[f2], WHITE);
}
if (iInfo > 0)
{
d.setCursor(0,8);
d.print("Cur "); d.println(hdCur);
d.print("Rot "); d.println(hdRot);
if (hdtOn) d.println("On");
}
++t;
delay(8);
}
void MyDisplay::update()
{
Wire.lock();
#if DISPLAY_TYPE == DISPLAY_TYPE_SSD1306
display.clearDisplay();
// text display tests
display.setTextSize(1);
display.setTextColor(WHITE);
display.setCursor(0,0);
display.println("MySensors gateway");
display.setTextSize(1);
display.setCursor(0,9);
if (AppSettings.wired)
{
if (!Network.getClientIP().isNull())
{
display.print("IP :");
display.println(Network.getClientIP().toString());
}
else
{
display.setTextColor(BLACK, WHITE); // 'inverted' text
display.println("connecting ...");
display.setTextColor(WHITE);
}
}
else
{
if (WifiStation.isConnected())
{
display.print("AP :");
display.println(Network.getClientIP().toString());
}
else
{
display.setTextColor(BLACK, WHITE); // 'inverted' text
display.println("connecting ...");
display.setTextColor(WHITE);
}
}
display.setCursor(0,18);
if (isMqttConfigured())
{
display.print("MQTT:");
display.println(MqttServer());
}
else
{
display.setTextColor(BLACK, WHITE); // 'inverted' text
display.println("configure MQTT !");
display.setTextColor(WHITE);
}
display.setCursor(0,27);
display.println(SystemClock.getSystemTimeString().c_str());
display.setCursor(0,36);
display.print("HEAP :");
display.setTextColor(BLACK, WHITE); // 'inverted' text
display.println(system_get_free_heap_size());
display.setTextColor(WHITE);
//display.setTextColor(BLACK, WHITE); // 'inverted' text
//display.setTextSize(3);
display.display();
#elif DISPLAY_TYPE == DISPLAY_TYPE_20X4
lcd.setCursor(0, 0);
lcd.print((char *)"MySensors gateway ");
lcd.setCursor(0, 1);
lcd.print((char *)build_git_sha);
for (int i=0; i<(20-strlen((char *)build_git_sha)); i++)
lcd.print(" ");
lcd.setCursor(0, 2);
lcd.print("HEAP :");
String heap(system_get_free_heap_size());
lcd.print(heap.c_str());
for (int i=0; i<20-6-heap.length(); i++)
lcd.print(" ");
lcd.setCursor(0, 3);
lcd.print("IP :");
String ip = Network.getClientIP().toString();
lcd.print(ip.c_str());
for (int i=0; i<20-6-ip.length(); i++)
lcd.print(" ");
#endif
Wire.unlock();
}
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);
}
}
/**
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;
}
}
}