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Added color support (untested)

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git-svn-id: file:///srv/svn/repos/haiku/trunk/current@6380 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Michael Pfeiffer 2004-01-27 21:54:03 +00:00
parent 1d66a57695
commit 91c89ca37a
2 changed files with 44 additions and 14 deletions
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56
src/add-ons/print/drivers/pcl6/PCL6.cpp
View File

@ -101,13 +101,31 @@ bool PCL6Driver::nextBand(BBitmap *bitmap, BPoint *offset)
x = rc.left;
y += rc.top;
int width = rc.right - rc.left + 1;
int widthByte = (width + 7) / 8; /* byte boundary */
int padBytes = ((width + 31) / 32) * 4 - widthByte; /* line length is a multiple of 4 bytes */
int out_row_length = widthByte + padBytes;
int height = rc.bottom - rc.top + 1;
int out_size = out_row_length * height;
int delta = bitmap->BytesPerRow();
bool color;
int width;
int widthByte;
int padBytes;
int out_row_length;
int height;
int out_size;
int delta;
color = getJobData()->getColor() == JobData::kCOLOR;
width = rc.right - rc.left + 1;
height = rc.bottom - rc.top + 1;
delta = bitmap->BytesPerRow();
if (color) {
widthByte = 3 * width;
} else {
widthByte = (width + 7) / 8; /* byte boundary */
}
out_row_length = 4*((widthByte+3)/4);
padBytes = out_row_length - widthByte; /* line length is a multiple of 4 bytes */
out_size = out_row_length * height;
DBGMSG(("width = %d\n", width));
DBGMSG(("widthByte = %d\n", widthByte));
@ -141,11 +159,21 @@ bool PCL6Driver::nextBand(BBitmap *bitmap, BPoint *offset)
// dither entire band into out_buffer
for (int i = rc.top; i <= rc.bottom; i++) {
__halftone->dither(out_ptr, ptr, x, y, width);
// invert pixels
uchar* out = out_ptr;
for (int w = widthByte; w > 0; w --, out ++) {
*out = ~*out;
if (color) {
uchar* in = ptr;
for (int w = width; w > 0; w --) {
*out++ = in[2];
*out++ = in[1];
*out++ = in[0];
in += 4;
}
} else {
__halftone->dither(out_ptr, ptr, x, y, width);
// invert pixels
for (int w = widthByte; w > 0; w --, out ++) {
*out = ~*out;
}
}
// pad with 0s
for (int w = padBytes; w > 0; w --, out ++) {
@ -207,8 +235,9 @@ bool PCL6Driver::startPage(int)
// PageOrigin from Windows NT printer driver
int x = 142 * getJobData()->getXres() / 600;
int y = 100 * getJobData()->getYres() / 600;
bool color = getJobData()->getColor() == JobData::kCOLOR;
HP_SetPageOrigin_1(__stream, x, y);
HP_SetColorSpace_1(__stream, HP_eGray);
HP_SetColorSpace_1(__stream, color ? HP_eRGB : HP_eGray);
HP_SetPaintTxMode_1(__stream, HP_eOpaque);
HP_SetSourceTxMode_1(__stream, HP_eOpaque);
HP_SetROP_1(__stream, 204);
@ -217,8 +246,9 @@ bool PCL6Driver::startPage(int)
void PCL6Driver::startRasterGraphics(int x, int y, int width, int height)
{
bool color = getJobData()->getColor() == JobData::kCOLOR;
__compression_method = -1;
HP_BeginImage_1(__stream, HP_eDirectPixel, HP_e1Bit, width, height, width, height);
HP_BeginImage_1(__stream, HP_eDirectPixel, color ? HP_e8Bit : HP_e1Bit, width, height, width, height);
HP_ReadImage_1(__stream, 0, height, HP_eNoCompression);
}

2
src/add-ons/print/drivers/pcl6/PCL6Cap.cpp
View File

@ -94,7 +94,7 @@ const ColorCap color("Color", false, JobData::kCOLOR);
const ColorCap monochrome("Monochrome", true, JobData::kMONOCHROME);
const ColorCap *colors[] = {
// &color,
&color,
&monochrome
};