diff options
Diffstat (limited to 'glcddrivers/image.c')
| -rw-r--r-- | glcddrivers/image.c | 40 |
1 files changed, 32 insertions, 8 deletions
diff --git a/glcddrivers/image.c b/glcddrivers/image.c index a07ce54..a3d123f 100644 --- a/glcddrivers/image.c +++ b/glcddrivers/image.c @@ -7,7 +7,9 @@ * This file is released under the GNU General Public License. Refer * to the COPYING file distributed with this package. * - * (c) 2004 Andreas Regel <andreas.regel AT powarman.de> + * (c) 2004-2010 Andreas Regel <andreas.regel AT powarman.de> + * (c) 2010-2011 Wolfgang Astleitner <mrwastl AT users sourceforge net> + Andreas 'randy' Weinberger */ #include <stdio.h> @@ -23,15 +25,13 @@ namespace GLCD { cDriverImage::cDriverImage(cDriverConfig * config) -: config(config) +: cDriver(config) { - oldConfig = new cDriverConfig(*config); } cDriverImage::~cDriverImage() { DeInit(); - delete oldConfig; } int cDriverImage::Init() @@ -51,12 +51,13 @@ int cDriverImage::Init() } } - newLCD = new unsigned char[lineSize * height]; +// newLCD = new unsigned char[lineSize * height]; + newLCD = new uint32_t[width * height]; if (newLCD) - memset(newLCD, 0, lineSize * height); - oldLCD = new unsigned char[lineSize * height]; + memset(newLCD, 0, width * height); + oldLCD = new uint32_t[width * height]; if (oldLCD) - memset(oldLCD, 0, lineSize * height); + memset(oldLCD, 0, width * height); counter = 0; @@ -109,6 +110,7 @@ void cDriverImage::Clear() memset(newLCD, 0, lineSize * height); } +#if 0 void cDriverImage::Set8Pixels(int x, int y, unsigned char data) { if (x >= width || y >= height) @@ -127,6 +129,28 @@ void cDriverImage::Set8Pixels(int x, int y, unsigned char data) newLCD[lineSize * y + x / 8] |= ReverseBits(data); } } +#endif + +void cDriverImage::SetPixel(int x, int y, uint32_t data) +{ + if (x >= width || y >= height) + return; + + int cols = (width + 7 ) >> 3; + int pos = x % 8; + if (config->upsideDown) + { + x = width - 1 - x; + y = height - 1 - y; + } else { + pos = 7 - pos; // reverse bit position + } + + if (data == GRAPHLCD_White) + newLCD[y * cols + (x >> 3)] |= ( 1 << pos ); + else + newLCD[y * cols + (x >> 3)] &= ( 0xFF ^ ( 1 << pos) ); +} void cDriverImage::Refresh(bool refreshAll) { |