diff options
Diffstat (limited to 'gob/driver_vga.cpp')
| -rw-r--r-- | gob/driver_vga.cpp | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/gob/driver_vga.cpp b/gob/driver_vga.cpp index 8398fc9e7f..ab569518a3 100644 --- a/gob/driver_vga.cpp +++ b/gob/driver_vga.cpp @@ -65,7 +65,31 @@ void VGAVideoDriver::putPixel(int16 x, int16 y, byte color, SurfaceDesc *dest) { } void VGAVideoDriver::drawLetter(char item, int16 x, int16 y, FontDesc *fontDesc, byte color1, byte color2, byte transp, SurfaceDesc *dest) { - STUB_FUNC; + byte *src, *dst; + uint16 data; + int i, j; + + src = (byte *)fontDesc->dataPtr + (item - fontDesc->startItem) * (fontDesc->itemSize & 0xff); + dst = dest->vidPtr + x + dest->width * y; + + for (i = 0; i < fontDesc->itemHeight; i++) { + data = READ_BE_UINT16(src); + src += 2; + if (fontDesc->itemSize <= 8) + src--; + + for (j = 0; j < fontDesc->itemWidth; j++) { + if (data & 0x8000) { + *dst = color2; + } else { + if (color1 == 0) + *dst = transp; + } + dst++; + data <<= 1; + } + dst += dest->width - fontDesc->itemWidth; + } } void VGAVideoDriver::drawLine(SurfaceDesc *dest, int16 x0, int16 y0, int16 x1, int16 y1, byte color) { |