diff options
Diffstat (limited to 'psprint/source/printergfx/common_gfx.cxx')
| -rw-r--r-- | psprint/source/printergfx/common_gfx.cxx | 270 |
1 files changed, 251 insertions, 19 deletions
diff --git a/psprint/source/printergfx/common_gfx.cxx b/psprint/source/printergfx/common_gfx.cxx index e37cad17cc87..223e42b83021 100644 --- a/psprint/source/printergfx/common_gfx.cxx +++ b/psprint/source/printergfx/common_gfx.cxx @@ -2,9 +2,9 @@ * * $RCSfile: common_gfx.cxx,v $ * - * $Revision: 1.10 $ + * $Revision: 1.11 $ * - * last change: $Author: pl $ $Date: 2002-11-14 12:25:45 $ + * last change: $Author: hr $ $Date: 2003-03-26 14:24:07 $ * * The Contents of this file are made available subject to the terms of * either of the following licenses @@ -83,6 +83,9 @@ #include <tools/debug.hxx> #include <tools/color.hxx> +#ifndef _POLY_HXX +#include <tools/poly.hxx> +#endif using namespace psp ; @@ -221,8 +224,6 @@ PrinterGfx::Clear() mbColor = sal_True; mnTextAngle = 0; - maPS1Font.clear(); - maPS3Font.clear(); maClipRegion.clear(); maGraphicsStack.clear(); maGraphicsStack.push_back( GraphicsStatus() ); @@ -571,10 +572,201 @@ PrinterGfx::DrawPolyPolygon (sal_uInt32 nPoly, const sal_uInt32* pSizes, const P } /* - * postscript generating routines + * Bezier Polygon Drawing methods. */ void +PrinterGfx::DrawPolyLineBezier (sal_uInt32 nPoints, const Point* pPath, const BYTE* pFlgAry) +{ + const sal_uInt32 nBezString = 1024; + sal_Char pString[nBezString]; + + if ( maLineColor.Is() && nPoints && pPath ) + { + PSSetColor (maLineColor); + PSSetColor (); + PSSetLineWidth (); + + if (pFlgAry[0] != POLY_NORMAL) //There must be a starting point to moveto + { + return; + } + else + { + snprintf(pString, nBezString, "%i %i moveto\n", pPath[0].X(), pPath[0].Y()); + WritePS(mpPageBody, pString); + } + + // Handle the drawing of mixed lines mixed with curves + // - a normal point followed by a normal point is a line + // - a normal point followed by 2 control points and a normal point is a curve + for (int i=1; i<nPoints;) + { + if (pFlgAry[i+1] != POLY_CONTROL) //If the next point is a POLY_NORMAL, we're drawing a line + { + if (i+1 >= nPoints) return; //Make sure we don't pass the end of the array + snprintf(pString, nBezString, "%i %i lineto\n", pPath[i].X(), pPath[i].Y()); + i++; + } + else //Otherwise we're drawing a spline + { + if (i+3 >= nPoints) return; //Make sure we don't pass the end of the array + snprintf(pString, nBezString, "%i %i %i %i %i %i curveto\n", + pPath[i+1].X(), pPath[i+1].Y(), + pPath[i+2].X(), pPath[i+2].Y(), + pPath[i+3].X(), pPath[i+3].Y()); + i+=3; + } + WritePS(mpPageBody, pString); + } + } + + // if eofill and stroke, save the current path + if( maFillColor.Is() && maLineColor.Is()) + PSGSave(); + + // first draw area + if( maFillColor.Is() ) + { + PSSetColor (maFillColor); + PSSetColor (); + WritePS (mpPageBody, "eofill\n"); + } + + // restore the current path + if( maFillColor.Is() && maLineColor.Is()) + PSGRestore(); + + // now draw outlines + if( maLineColor.Is() ) + { + PSSetColor (maLineColor); + PSSetColor (); + PSSetLineWidth (); + WritePS (mpPageBody, "stroke\n"); + } +} + +void +PrinterGfx::DrawPolygonBezier (sal_uInt32 nPoints, const Point* pPath, const BYTE* pFlgAry) +{ + const sal_uInt32 nBezString = 1024; + sal_Char pString[nBezString]; + // premature end of operation + if (!(nPoints > 1) || (pPath == NULL) || !(maFillColor.Is() || maLineColor.Is())) + return; + + snprintf(pString, nBezString, "%i %i moveto\n", pPath[0].X(), pPath[0].Y()); + WritePS(mpPageBody, pString); //Move to the starting point for the PolyPoygon + for (int i=1; i < nPoints;) + { + if (pFlgAry[i] != POLY_CONTROL) + { + snprintf(pString, nBezString, "%i %i lineto\n", pPath[i].X(), pPath[i].Y()); + WritePS(mpPageBody, pString); + i++; + } + else + { + if (i+2 >= nPoints) + return; //Error: wrong sequence of contol/normal points somehow + if ((pFlgAry[i] == POLY_CONTROL) && (pFlgAry[i+1] == POLY_CONTROL) && + (pFlgAry[i+2] != POLY_CONTROL)) + { + snprintf(pString, nBezString, "%i %i %i %i %i %i curveto\n", + pPath[i].X(), pPath[i].Y(), + pPath[i+1].X(), pPath[i+1].Y(), + pPath[i+2].X(), pPath[i+2].Y()); + WritePS(mpPageBody, pString); + } + else + { + fprintf(stderr, "Strange output\n"); + } + i+=3; + } + } + + // if fill and stroke, save the current path + if( maFillColor.Is() && maLineColor.Is()) + PSGSave(); + + if (maFillColor.Is ()) + { + PSSetColor (maFillColor); + PSSetColor (); + WritePS (mpPageBody, "eofill\n"); + } + + // restore the current path + if( maFillColor.Is() && maLineColor.Is()) + PSGRestore(); +} + +void +PrinterGfx::DrawPolyPolygonBezier (sal_uInt32 nPoly, const sal_uInt32 * pPoints, const Point* const * pPtAry, const BYTE* const* pFlgAry) +{ + const sal_uInt32 nBezString = 1024; + sal_Char pString[nBezString]; + if ( !nPoly || !pPtAry || !pPoints || !(maFillColor.Is() || maLineColor.Is())) + return; + + + for (int i=0; i<nPoly;i++) + { + sal_uInt32 nPoints = pPoints[i]; + snprintf(pString, nBezString, "%i %i moveto\n", pPtAry[i][0].X(), pPtAry[i][0].Y()); //Move to the starting point + WritePS(mpPageBody, pString); + for (int j=1; j < nPoints;) + { + if (pFlgAry[i][j] != POLY_CONTROL) + { + snprintf(pString, nBezString, "%i %i lineto\n", pPtAry[i][j].X(), pPtAry[i][j].Y()); + WritePS(mpPageBody, pString); + j++; + } + else + { + if (j+2 >= nPoints) + return; //Error: wrong sequence of contol/normal points somehow + if ((pFlgAry[i][j] == POLY_CONTROL) && (pFlgAry[i][j+1] == POLY_CONTROL) && (pFlgAry[i][j+2] != POLY_CONTROL)) + { + snprintf(pString, nBezString, "%i %i %i %i %i %i curveto\n", + pPtAry[i][j].X(), pPtAry[i][j].Y(), + pPtAry[i][j+1].X(), pPtAry[i][j+1].Y(), + pPtAry[i][j+2].X(), pPtAry[i][j+2].Y()); + WritePS(mpPageBody, pString); + } + else + { + fprintf(stderr, "Strange output\n"); + } + j+=3; + } + } + } + + // if fill and stroke, save the current path + if( maFillColor.Is() && maLineColor.Is()) + PSGSave(); + + if (maFillColor.Is ()) + { + PSSetColor (maFillColor); + PSSetColor (); + WritePS (mpPageBody, "eofill\n"); + } + + // restore the current path + if( maFillColor.Is() && maLineColor.Is()) + PSGRestore(); +} + + +/* + * postscript generating routines + */ +void PrinterGfx::PSGSave () { WritePS (mpPageBody, "gsave\n" ); @@ -677,19 +869,21 @@ PrinterGfx::PSSetFont () psp::GlyphSet::GetReencodedFontName (rCurrent.maEncoding, rCurrent.maFont); - nChar += psp::appendStr ("/", pSetFont + nChar); + nChar += psp::appendStr ("(", pSetFont + nChar); nChar += psp::appendStr (aReencodedFont.getStr(), pSetFont + nChar); - nChar += psp::appendStr (" ", pSetFont + nChar); - nChar += psp::appendStr (" findfont ", pSetFont + nChar); + nChar += psp::appendStr (") cvn findfont ", + pSetFont + nChar); } else // tt based fonts mustn't reencode, the encoding is implied by the fontname // same for symbol type1 fonts, dont try to touch them { - nChar += psp::appendStr ("/", pSetFont + nChar); - nChar += psp::appendStr (rCurrent.maFont.getStr(), pSetFont + nChar); - nChar += psp::appendStr (" findfont ", pSetFont + nChar); + nChar += psp::appendStr ("(", pSetFont + nChar); + nChar += psp::appendStr (rCurrent.maFont.getStr(), + pSetFont + nChar); + nChar += psp::appendStr (") cvn findfont ", + pSetFont + nChar); } nChar += psp::getValueOf (nTextWidth, pSetFont + nChar); @@ -1006,29 +1200,57 @@ PrinterGfx::PSComment( const sal_Char* pComment ) sal_Bool PrinterGfx::DrawEPS( const Rectangle& rBoundingBox, void* pPtr, sal_uInt32 nSize ) { + if( nSize == 0 ) + return sal_True; + sal_Bool bSuccess = sal_False; // first search the BoundingBox of the EPS data SvMemoryStream aStream( pPtr, nSize, STREAM_READ ); aStream.Seek( STREAM_SEEK_TO_BEGIN ); ByteString aLine; + + ByteString aDocTitle; double fLeft = 0, fRight = 0, fTop = 0, fBottom = 0; - while( ! aStream.IsEof() && fLeft == 0 && fRight == 0 && fTop == 0 && fBottom == 0 ) + bool bEndComments = false; + while( ! aStream.IsEof() + && ( ( fLeft == 0 && fRight == 0 && fTop == 0 && fBottom == 0 ) || + ( aDocTitle.Len() == 0 && bEndComments == false ) ) + ) { aStream.ReadLine( aLine ); - if( aLine.CompareIgnoreCaseToAscii( "%%BoundingBox:", 14 ) == COMPARE_EQUAL ) + if( aLine.Len() > 1 && aLine.GetChar( 0 ) == '%' ) { - aLine = WhitespaceToSpace( aLine.GetToken( 1, ':' ) ); - if( aLine.Len() && aLine.Search( "atend" ) == STRING_NOTFOUND ) + char cChar = aLine.GetChar(1); + if( cChar == '%' ) { - fLeft = StringToDouble( GetCommandLineToken( 0, aLine ) ); - fBottom = StringToDouble( GetCommandLineToken( 1, aLine ) ); - fRight = StringToDouble( GetCommandLineToken( 2, aLine ) ); - fTop = StringToDouble( GetCommandLineToken( 3, aLine ) ); + if( aLine.CompareIgnoreCaseToAscii( "%%BoundingBox:", 14 ) == COMPARE_EQUAL ) + { + aLine = WhitespaceToSpace( aLine.GetToken( 1, ':' ) ); + if( aLine.Len() && aLine.Search( "atend" ) == STRING_NOTFOUND ) + { + fLeft = StringToDouble( GetCommandLineToken( 0, aLine ) ); + fBottom = StringToDouble( GetCommandLineToken( 1, aLine ) ); + fRight = StringToDouble( GetCommandLineToken( 2, aLine ) ); + fTop = StringToDouble( GetCommandLineToken( 3, aLine ) ); + } + } + else if( aLine.CompareIgnoreCaseToAscii( "%%Title:", 8 ) == COMPARE_EQUAL ) + aDocTitle = WhitespaceToSpace( aLine.Copy( 8 ) ); + else if( aLine.CompareIgnoreCaseToAscii( "%%EndComments", 13 ) == COMPARE_EQUAL ) + bEndComments = true; } + else if( cChar == ' ' || cChar == '\t' || cChar == '\r' || cChar == '\n' ) + bEndComments = true; } + else + bEndComments = true; } + static sal_uInt16 nEps = 0; + if( ! aDocTitle.Len() ) + aDocTitle = ByteString::CreateFromInt32( (sal_Int32)(nEps++) ); + if( fLeft != fRight && fTop != fBottom ) { double fScaleX = (double)rBoundingBox.GetWidth()/(fRight-fLeft); @@ -1059,11 +1281,21 @@ PrinterGfx::DrawEPS( const Rectangle& rBoundingBox, void* pPtr, sal_uInt32 nSize PSTranslate( aTranslatePoint ); PSScale( fScaleX, fScaleY ); + // DSC requires BeginDocument + WritePS( mpPageBody, "%%BeginDocument: " ); + WritePS( mpPageBody, aDocTitle ); + WritePS( mpPageBody, "\n" ); + // write the EPS data sal_uInt64 nOutLength; mpPageBody->write( pPtr, nSize, nOutLength ); bSuccess = nOutLength == nSize; + // corresponding EndDocument + if( ((char*)pPtr)[ nSize-1 ] != '\n' ) + WritePS( mpPageBody, "\n" ); + WritePS( mpPageBody, "%%EndDocument\n" ); + // clean up EPS WritePS( mpPageBody, "count op_count sub {pop} repeat\n" |