JBoolean
CBPTPrinter::EndUserPrintSetup
(
const JBroadcaster::Message& message,
JBoolean* changed
)
{
assert( itsCBPrintSetupDialog != NULL );
const JBoolean ok = JXPTPrinter::EndUserPrintSetup(message, changed);
if (ok)
{
*changed = JI2B(*changed ||
itsCBPrintSetupDialog->ShouldPrintHeader() != itsPrintHeaderFlag);
itsPrintHeaderFlag = itsCBPrintSetupDialog->ShouldPrintHeader();
if (GetPageHeight() <= GetHeaderLineCount())
{
SetPageHeight(GetHeaderLineCount() + 1);
*changed = kJTrue;
}
}
itsCBPrintSetupDialog = NULL;
return ok;
}
long CSTEditorDoc::GetPrintLinesPerPage (CDC * pDCPrint)
{
CFont Font;
TEXTMETRIC tm;
CFont * pOldFont = SelectPrintFont(pDCPrint, &Font);
pDCPrint->GetTextMetrics(&tm);
pDCPrint->SelectObject(pOldFont);
CSize Size(tm.tmAveCharWidth, tm.tmHeight);
pDCPrint->LPtoHIMETRIC(&Size);
return (Size.cy > 0 ? GetPageHeight() / Size.cy : 0);
}
//Get paper type of page
wxPaperSize wxPopplerConvPPM::GetPagePaperSize(int page)
{
if (!isready) return wxPAPER_NONE;
if (page < 1) return wxPAPER_NONE;
// Convert to wxPaperSize
wxSize ps;
double scalef = 254.0 / 72.0;
// Change size from point to real size (mm)
ps.SetWidth((int)(GetPageWidth(page) * scalef));
ps.SetHeight((int)(GetPageHeight(page) * scalef));
// Page format
wxPrintPaperDatabase* printPaperDatabase = new wxPrintPaperDatabase;
printPaperDatabase->CreateDatabase();
wxPrintPaperType* paperType = printPaperDatabase->FindPaperType(ps);
if (paperType == NULL) {
return wxPAPER_NONE;
}
return paperType->GetId();
}
bool
PCL5Driver::NextBand(BBitmap* bitmap, BPoint* offset)
{
DBGMSG(("> nextBand\n"));
try {
BRect bounds = bitmap->Bounds();
RECT rc;
rc.left = (int)bounds.left;
rc.top = (int)bounds.top;
rc.right = (int)bounds.right;
rc.bottom = (int)bounds.bottom;
int height = rc.bottom - rc.top + 1;
int x = (int)offset->x;
int y = (int)offset->y;
int pageHeight = GetPageHeight();
if (y + height > pageHeight)
height = pageHeight - y;
rc.bottom = height - 1;
DBGMSG(("height = %d\n", height));
DBGMSG(("x = %d\n", x));
DBGMSG(("y = %d\n", y));
if (get_valid_rect(bitmap, &rc)) {
DBGMSG(("validate rect = %d, %d, %d, %d\n",
rc.left, rc.top, rc.right, rc.bottom));
x = rc.left;
y += rc.top;
int width = rc.right - rc.left + 1;
int widthByte = (width + 7) / 8;
// byte boundary
int height = rc.bottom - rc.top + 1;
int in_size = widthByte;
int out_size = (widthByte * 6 + 4) / 5;
int delta = bitmap->BytesPerRow();
DBGMSG(("width = %d\n", width));
DBGMSG(("widthByte = %d\n", widthByte));
DBGMSG(("height = %d\n", height));
DBGMSG(("in_size = %d\n", in_size));
DBGMSG(("out_size = %d\n", out_size));
DBGMSG(("delta = %d\n", delta));
DBGMSG(("renderobj->Get_pixel_depth() = %d\n", fHalftone->GetPixelDepth()));
uchar* ptr = static_cast<uchar*>(bitmap->Bits())
+ rc.top * delta
+ (rc.left * fHalftone->GetPixelDepth()) / 8;
int compressionMethod;
int compressedSize;
const uchar* buffer;
uchar* in_buffer = new uchar[in_size];
uchar* out_buffer = new uchar[out_size];
auto_ptr<uchar> _in_buffer (in_buffer);
auto_ptr<uchar> _out_buffer(out_buffer);
DBGMSG(("move\n"));
_Move(x, y);
_StartRasterGraphics(width, height);
const bool color = GetJobData()->GetColor() == JobData::kColor;
const int num_planes = color ? 3 : 1;
if (color) {
fHalftone->SetPlanes(Halftone::kPlaneRGB1);
fHalftone->SetBlackValue(Halftone::kLowValueMeansBlack);
}
for (int i = rc.top; i <= rc.bottom; i++) {
for (int plane = 0; plane < num_planes; plane ++) {
fHalftone->Dither(in_buffer, ptr, x, y, width);
compressedSize = pack_bits(out_buffer, in_buffer, in_size);
if (compressedSize + _BytesToEnterCompressionMethod(2)
< in_size + _BytesToEnterCompressionMethod(0)) {
compressionMethod = 2; // back bits
buffer = out_buffer;
} else {
compressionMethod = 0; // uncompressed
buffer = in_buffer;
compressedSize = in_size;
}
_RasterGraphics(
compressionMethod,
buffer,
compressedSize,
plane == num_planes - 1);
}
ptr += delta;
y++;
}
_EndRasterGraphics();
} else
DBGMSG(("band bitmap is clean.\n"));
if (y >= pageHeight) {
offset->x = -1.0;
offset->y = -1.0;
} else
offset->y += height;
DBGMSG(("< nextBand\n"));
return true;
}
catch (TransportException& err) {
BAlert* alert = new BAlert("", err.What(), "OK");
alert->Go();
return false;
}
}
HRESULT CSTEditorDoc::GetPages (CStringArray &pages)
{
TCHAR szTempName[_MAX_PATH];
TCHAR szPath[_MAX_PATH];
long lLinesPerPage;
long lLineNum = 0;
CDC dcPrint;
TEXTMETRIC tm;
CFont Font;
CFont * pOldFont;
long lCharsPerLine = 80;
if (FAILED(AttachPrinterDC(&dcPrint)))
{
return (E_FAIL);
}
dcPrint.m_bPrinting = TRUE;
CRect rect;
rect.SetRect( 0, 0, GetPageWidth (), GetPageHeight () );
// printing
lLinesPerPage = GetPrintLinesPerPage(&dcPrint);
HDC hdcMeta = NULL;
CDC dcMeta;
for (LINEDESC * pLine = m_Edit.m_pLine; NULL != pLine; pLine = pLine->pNext)
{
bool bSuccess;
CString strText;
bSuccess = m_Edit.ExpandLine (pLine, strText);
ASSERT (bSuccess);
strText.TrimRight ();
// if text line is empty make it a line with a single
// blank character
if (strText.IsEmpty())
{
strText = _T(" ");
}
while (!strText.IsEmpty())
{
if (hdcMeta == NULL)
{
VERIFY(GetTempPath(sizeof(szPath), szPath) != 0);
VERIFY(GetTempFileName(szPath, _T("pst"), 0, szTempName) != 0);
pages.Add( szTempName );
CString strDesc;
CString strAppl;
TCHAR* pBuf;
strAppl = GetPathName();
// read documentation of CreateEnhMetaFile() to understand the
// formatting of this string
strDesc.Format("STEditor %s Page %d ", strAppl, pLine->iLineNo);
pBuf = strDesc.GetBuffer(0);
pBuf[8] = 0;
pBuf[strDesc.GetLength() - 1] = 0;
strDesc.ReleaseBuffer();
hdcMeta = ::CreateEnhMetaFile( dcPrint, szTempName, &rect, strDesc);
if (!hdcMeta)
{
return (E_FAIL);
}
dcMeta.Attach(hdcMeta);
dcMeta.m_bPrinting = TRUE;
dcMeta.SetMapMode (MM_TEXT);
pOldFont = SelectPrintFont(&dcMeta, &Font);
dcMeta.GetTextMetrics(&tm);
CSize tmSize(tm.tmAveCharWidth, tm.tmHeight);
dcMeta.LPtoHIMETRIC(&tmSize);
lCharsPerLine = GetPageWidth() / tmSize.cx;
}
dcMeta.TextOut(0, lLineNum * tm.tmHeight, strText.Left(lCharsPerLine));
lLineNum++;
if (strText.GetLength() > lCharsPerLine)
{
strText = strText.Mid(lCharsPerLine);
}
else
{
strText = _T("");
}
if (lLineNum >= lLinesPerPage)
{
lLineNum = 0;
dcMeta.SelectObject(pOldFont);
Font.DeleteObject();
dcMeta.Detach();
DeleteEnhMetaFile (CloseEnhMetaFile(hdcMeta));
hdcMeta = NULL;
}
}
}
if (NULL != hdcMeta)
{
dcMeta.SelectObject(pOldFont);
dcMeta.Detach();
DeleteEnhMetaFile (CloseEnhMetaFile(hdcMeta));
hdcMeta = NULL;
}
return (S_OK);
}
