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change screen rotation and fix bitmap

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This commit is contained in:
Florent de Lamotte 2025-04-30 11:09:43 +02:00
parent 2a7e105c59
commit 1c67d1cb42
2 changed files with 40 additions and 17 deletions
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31
src/helpers/ui/ST7789Spi.h
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@ -262,6 +262,17 @@ class ST7789Spi : public OLEDDisplay {
delay(10);
}
virtual void landscapeScreen() {
uint8_t madctl = ST77XX_MADCTL_RGB;
sendCommand(ST77XX_MADCTL);
WriteData(madctl);
delay(10);
}
void setRGB(uint16_t c)
{
@ -276,6 +287,26 @@ class ST7789Spi : public OLEDDisplay {
//sendCommand(DISPLAYOFF);
}
void drawBitmap(int16_t xMove, int16_t yMove, int16_t width, int16_t height, const uint8_t *xbm) {
int16_t widthInXbm = (width + 7) / 8;
uint8_t data = 0;
for(int16_t y = 0; y < height; y++) {
for(int16_t x = 0; x < width; x++ ) {
if (x & 7) {
data <<= 1; // Move a bit
} else { // Read new data every 8 bit
data = pgm_read_byte(xbm + (x / 8) + y * widthInXbm);
}
// if there is a bit draw it
if (data & 0x80) {
setPixel(xMove + x, yMove + y);
}
}
}
}
//#define ST77XX_MADCTL_MY 0x80
//#define ST77XX_MADCTL_MX 0x40
//#define ST77XX_MADCTL_MV 0x20