void rundemo()
{
char inkey;
int i,j,k,m;
brdInit(); //initialize controller
keypadDef();
dispContrast (BCONTRAST);
dispBacklight(1); //turn on LCD backlight
dointro();
while (1) {
dispClear ();
//dispContrast(wC);
dispGoto(0,0); dispPrintf("%s", "Press [1] Contrast ");
dispGoto(0,1); dispPrintf("%s", "Press [2] Backlight");
dispGoto(0,2); dispPrintf("%s", "Press [3] Speaker ");
dispGoto(0,3); dispPrintf("%s", "Press [4] Cursor ");
do {
keyProcess();
} while (!(inkey = keyGet()));
switch (inkey) {
case '1':
adjContrast();
break;
case '2':
adjBacklight();
break;
case '3':
adjSpeaker();
break;
case '4':
adjCursor();
break;
default:
break;
} //end switch
} //end forever while
}
void OLED12864::print(uint8_t x, uint8_t line, const char ch[])
{
// simplified for testing only
// if (invalidXL(x, line)) return;
// -- This will introduce a bug if last printing stopped at last position which will not advance the line until next print.
// Try just valid the line only
if (invalidLine(line)) return;
uint8_t j;
uint16_t c;
uint16_t bPos;
uint8_t data;
_cursor.x = x;
_cursor.y = line * OLED_LINE_HEIGHT;
int maxChars, charsWrite;
j = 0;
while (ch[j] != '\0')
{
adjCursor();
maxChars = ((OLED_WIDTH - _cursor.x) / _font.width); // number of characters can be printed in this line.
charsWrite = 0;
if (maxChars > 0)
{
line = (_cursor.y / OLED_LINE_HEIGHT);
for (int k = 0; k < _font.lines; k++)
{
setDisplayPos(_cursor.x, line + k);
bPos = posXL(_cursor.x, line + k);
for (int l = 0; (( l < maxChars) && (ch[j + l] != '\0')) ; l++)
{
c =ch[j+l] - _font.offset;
if (_font.width <= 24) {
if (_directDraw) Wire.beginTransmission(_i2cAddress);
if (_directDraw) Wire.write(0x40);
for (uint8_t i=0; i < _font.width; i++)
{
data = getFontData(c, 5 + c * _font.bytePerChar + k * _font.width + i);
if (_directDraw) Wire.write(data);
if (_enableBuffer)
_buffer[bPos++] = data;
}
if (_directDraw) Wire.endTransmission();
} else {
for (uint8_t i=0; i < _font.width; i += 8)
{
if (_directDraw) Wire.beginTransmission(_i2cAddress);
if (_directDraw) Wire.write(0x40);
uint8_t maxX = min(8, _font.width - i);
for (uint8_t x=0; x < maxX; x++) {
data = getFontData(c, 5 + c * _font.bytePerChar + k * _font.width + i + x);
if (_directDraw) Wire.write(data);
if (_enableBuffer)
_buffer[bPos++] = data;
}
if (_directDraw) Wire.endTransmission();
}
}
if (k == 0) charsWrite++; // only count on first row of chars; it may use l as charsWrite, but will need to check stop condition
}
}
}
j += charsWrite;
_cursor.x += charsWrite * _font.width;
if (ch[j] != '\0')
{
// advance to next line
_cursor.x = 0;
_cursor.y += _font.height;
}
}
}
