void LastDayPositionPetition::accept(std::wstringstream & message)
{
CsvReader reader(false, message);
reader.AddHeaderField(L"Last trade date");
reader.AddHeaderField(L"Open value");
reader.AddHeaderField(L"Close value");
reader.AddHeaderField(L"Volume");
reader >> getAttribs();
}
uint16_t getCharFirstPix(const EmxFont_t* aFont, uint8_t aIdx)
{
uint8_t att = getAttribs(aFont);
if (att & FT_FIXED)
return 0;
const uint8_t* valueMap = (uint8_t*) pgm_read_word(&aFont->firstPixIdx);
// DBR("vM", valueMap);
uint8_t bits = (pgm_read_byte(&aFont->foBits) & 0xF0) >>4;
// DBR("bi", bits);
return getBitCodedNumber(valueMap, aIdx, bits);
} // getCharFirstPix
uint16_t getCharOffset(const EmxFont_t* aFont, uint8_t aIdx)
{
uint8_t att = getAttribs(aFont);
uint16_t offset;
if (att & FT_FIXED)
{
// TBC!
offset = ((pgm_read_byte(&aFont->wb.fixedWidth) *
pgm_read_byte(&aFont->height)) + 7) / 8;
} else
{
const uint8_t* valueMap = (uint8_t*) pgm_read_word(&aFont->offsetIdx);
uint8_t bits = (pgm_read_byte(&aFont->foBits) & 0x0F);
offset = getBitCodedNumber(valueMap, aIdx, bits);
}
return offset;
} // getCharWidth;
uint8_t lcdBufPutc(char c, const EmxFont_t* aFont, uint8_t x, uint8_t y, uint8_t aColor)
{
// BEWARE: 'aFont' must point to PROGMEM
/*
NOTE: aColor reads 0b01234567 where bit
. 0 if on, says: only read width in pixels and return
. 1 if on, says: inverse the pixels
. 23 are still unused
. 4567 define the color. ST7565 only knows color '1' or '0'
*/
uint8_t startCh = pgm_read_byte(&aFont->startCh); // code of first character in font
if (c < startCh || c > pgm_read_byte(&aFont->endCh))
return 0;
uint8_t idx = (c-startCh);
uint8_t width = getCharWidth(aFont, idx);
uint8_t extraWidth;
uint8_t att = getAttribs(aFont);
if (att & FT_EXTRAWS)
extraWidth = 1;
else
extraWidth = 0;
if (aColor & LA_CHARWIDTHONLY)
return width + extraWidth;
uint8_t bytesToRead = getCharBytes(aFont, idx);
uint16_t offset = getCharOffset(aFont, idx);
uint16_t curPix = getCharFirstPix(aFont, idx);
const uint8_t* fontPtr = (uint8_t*) pgm_read_word(&aFont->firstChar);
fontPtr += offset;
uint8_t reverse = aColor & LA_REVERSE;
aColor ^= LA_REVERSE;
if (reverse)
{
lcdBufFillRect(x, y, width, FONTHEIGHT((*aFont)), aColor);
aColor = !aColor;
}
while(bytesToRead)
{
uint8_t data = pgm_read_byte(fontPtr);
// if (reverse)
// data = ~data;
for (uint8_t bit=0x80; bit; bit >>= 1)
{
if (data & bit)
{
uint8_t px = x + (curPix%width);
uint8_t py = y + (curPix/width);
lcdBufSetPixel(px, py, aColor & 0x0F);
}
++curPix;
}
--bytesToRead;
++fontPtr; // now pointing to next data byte
} // while bytesToRead
// enable lcd-update timer
return width + extraWidth;
} // lcdBufPutc(char c, const EmxFont_t* aFont, uint8_t x, uint8_t y)
