Files
TFT_eSPI/TFT_Drivers/ILI9341_Rotation.h
T
turiphro b97324875d Fix width/height override issue when using setRotation
This commit fixes an issue when setting screen width
and height from the constructor (e.g., user sketch),
followed by setRotation(i). Previously, setRotation
used TFT_WIDTH and TFT_HEIGHT, ignoring user overrides.
2017-11-26 18:06:11 -08:00

51 lines
1.3 KiB
C

// This is the command sequence that rotates the ILI9341 driver coordinate frame
rotation = m % 8; // Limit the range of values to 0-7
writecommand(TFT_MADCTL);
switch (rotation) {
case 0:
writedata(TFT_MAD_MX | TFT_MAD_BGR);
_width = _width_orig;
_height = _height_orig;
break;
case 1:
writedata(TFT_MAD_MV | TFT_MAD_BGR);
_width = _height_orig;
_height = _width_orig;
break;
case 2:
writedata(TFT_MAD_MY | TFT_MAD_BGR);
_width = _width_orig;
_height = _height_orig;
break;
case 3:
writedata(TFT_MAD_MX | TFT_MAD_MY | TFT_MAD_MV | TFT_MAD_BGR);
_width = _height_orig;
_height = _width_orig;
break;
// These next rotations are for bottum up BMP drawing
case 4:
writedata(TFT_MAD_MX | TFT_MAD_MY | TFT_MAD_BGR);
_width = _width_orig;
_height = _height_orig;
break;
case 5:
writedata(TFT_MAD_MV | TFT_MAD_MX | TFT_MAD_BGR);
_width = _height_orig;
_height = _width_orig;
break;
case 6:
writedata(TFT_MAD_BGR);
_width = _width_orig;
_height = _height_orig;
break;
case 7:
writedata(TFT_MAD_MY | TFT_MAD_MV | TFT_MAD_BGR);
_width = _height_orig;
_height = _width_orig;
break;
}