| -rw-r--r-- | noncore/unsupported/qpdf/QOutputDev.cpp | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/noncore/unsupported/qpdf/QOutputDev.cpp b/noncore/unsupported/qpdf/QOutputDev.cpp index 15a58b1..f587a33 100644 --- a/noncore/unsupported/qpdf/QOutputDev.cpp +++ b/noncore/unsupported/qpdf/QOutputDev.cpp @@ -1,377 +1,375 @@ ///======================================================================== // // QOutputDev.cc // // Copyright 1996 Derek B. Noonburg // CopyRight 2002 Robert Griebl // //======================================================================== #ifdef __GNUC__ #pragma implementation #endif #include <aconf.h> #include <stdio.h> #include <stdlib.h> #include <stddef.h> #include <unistd.h> #include <string.h> #include <ctype.h> #include <math.h> #include "GString.h" #include "Object.h" #include "Stream.h" #include "Link.h" #include "GfxState.h" #include "GfxFont.h" #include "UnicodeMap.h" #include "CharCodeToUnicode.h" #include "FontFile.h" #include "Error.h" #include "TextOutputDev.h" #include "QOutputDev.h" #include <qpixmap.h> #include <qimage.h> #include <qpainter.h> #include <qdict.h> #include <qtimer.h> #include <qapplication.h> #include <qclipboard.h> //#define QPDFDBG(x) x // special debug mode #define QPDFDBG(x) // normal compilation //------------------------------------------------------------------------ // Constants and macros //------------------------------------------------------------------------ static inline QColor q_col ( const GfxRGB &rgb ) { return QColor ( lrint ( rgb. r * 255 ), lrint ( rgb. g * 255 ), lrint ( rgb. b * 255 )); } //------------------------------------------------------------------------ // Font substitutions //------------------------------------------------------------------------ struct QOutFontSubst { char * m_name; char * m_sname; bool m_bold; bool m_italic; QFont::StyleHint m_hint; }; static QOutFontSubst qStdFonts [] = { { "Helvetica", "Helvetica", false, false, QFont::Helvetica }, { "Helvetica-Oblique", "Helvetica", false, true, QFont::Helvetica }, { "Helvetica-Bold", "Helvetica", true, false, QFont::Helvetica }, { "Helvetica-BoldOblique", "Helvetica", true, true, QFont::Helvetica }, { "Times-Roman", "Times", false, false, QFont::Times }, { "Times-Italic", "Times", false, true, QFont::Times }, { "Times-Bold", "Times", true, false, QFont::Times }, { "Times-BoldItalic", "Times", true, true, QFont::Times }, { "Courier", "Courier", false, false, QFont::Courier }, { "Courier-Oblique", "Courier", false, true, QFont::Courier }, { "Courier-Bold", "Courier", true, false, QFont::Courier }, { "Courier-BoldOblique", "Courier", true, true, QFont::Courier }, { "Symbol", 0, false, false, QFont::AnyStyle }, { "Zapf-Dingbats", 0, false, false, QFont::AnyStyle }, { 0, 0, false, false, QFont::AnyStyle } }; QFont QOutputDev::matchFont ( GfxFont *gfxFont, fp_t m11, fp_t m12, fp_t m21, fp_t m22 ) { static QDict<QOutFontSubst> stdfonts; // build dict for std. fonts on first invocation if ( stdfonts. isEmpty ( )) { for ( QOutFontSubst *ptr = qStdFonts; ptr-> m_name; ptr++ ) { stdfonts. insert ( QString ( ptr-> m_name ), ptr ); } } // compute size and normalized transform matrix int size = lrint ( sqrt ( m21 * m21 + m22 * m22 )); QPDFDBG( printf ( "SET FONT: Name=%s, Size=%d, Bold=%d, Italic=%d, Mono=%d, Serif=%d, Symbol=%d, CID=%d, EmbFN=%s, M=(%f,%f,%f,%f)\n", (( gfxFont-> getName ( )) ? gfxFont-> getName ( )-> getCString ( ) : "<n/a>" ), size, gfxFont-> isBold ( ), gfxFont-> isItalic ( ), gfxFont-> isFixedWidth ( ), gfxFont-> isSerif ( ), gfxFont-> isSymbolic ( ), gfxFont-> isCIDFont ( ), ( gfxFont-> getEmbeddedFontName ( ) ? gfxFont-> getEmbeddedFontName ( ) : "<n/a>" ), (double) m11, (double) m12, (double) m21, (double) m22 )); QString fname (( gfxFont-> getName ( )) ? gfxFont-> getName ( )-> getCString ( ) : "<n/a>" ); QFont f; f. setPixelSize ( size > 0 ? size : 8 ); // type3 fonts misbehave sometimes // fast lookup for std. fonts QOutFontSubst *subst = stdfonts [fname]; if ( subst ) { if ( subst-> m_sname ) f. setFamily ( subst-> m_sname ); f. setStyleHint ( subst-> m_hint, (QFont::StyleStrategy) ( QFont::PreferOutline | QFont::PreferQuality )); f. setBold ( subst-> m_bold ); f. setItalic ( subst-> m_italic ); } else { QFont::StyleHint sty; if ( gfxFont-> isSerif ( )) sty = QFont::Serif; else if ( gfxFont-> isFixedWidth ( )) sty = QFont::TypeWriter; else sty = QFont::Helvetica; f. setStyleHint ( sty, (QFont::StyleStrategy) ( QFont::PreferOutline | QFont::PreferQuality )); f. setBold ( gfxFont-> isBold ( ) > 0 ); f. setItalic ( gfxFont-> isItalic ( ) > 0 ); f. setFixedPitch ( gfxFont-> isFixedWidth ( ) > 0 ); // common specifiers in font names if ( fname. contains ( "Oblique" ) || fname. contains ( "Italic" )) f. setItalic ( true ); if ( fname. contains ( "Bold" )) f. setWeight ( QFont::Bold ); if ( fname. contains ( "Demi" )) f. setWeight ( QFont::DemiBold ); if ( fname. contains ( "Light" )) f. setWeight ( QFont::Light ); if ( fname. contains ( "Black" )) f. setWeight ( QFont::Black ); } // Treat x-sheared fonts as italic if (( m12 > -0.1 ) && ( m12 < 0.1 ) && ((( m21 > -5.0 ) && ( m21 < -0.1 )) || (( m21 > 0.1 ) && ( m21 < 5.0 )))) { f. setItalic ( true ); } return f; } //------------------------------------------------------------------------ // QOutputDev //------------------------------------------------------------------------ QOutputDev::QOutputDev ( QWidget *parent, const char *name, int flags ) : QScrollView ( parent, name, WRepaintNoErase | WResizeNoErase | flags ) { m_pixmap = 0; m_painter = 0; - m_use_string = true; - // create text object m_text = new TextPage ( gFalse ); } QOutputDev::~QOutputDev ( ) { delete m_painter; delete m_pixmap; delete m_text; } void QOutputDev::startPage ( int /*pageNum*/, GfxState *state ) { delete m_pixmap; delete m_painter; m_pixmap = new QPixmap ( lrint ( state-> getPageWidth ( )), lrint ( state-> getPageHeight ( ))); m_painter = new QPainter ( m_pixmap ); QPDFDBG( printf ( "NEW PIXMAP (%ld x %ld)\n", lrint ( state-> getPageWidth ( )), lrint ( state-> getPageHeight ( )))); resizeContents ( m_pixmap-> width ( ), m_pixmap-> height ( )); setContentsPos ( 0, 0 ); m_pixmap-> fill ( white ); // clear window m_text-> clear ( ); // cleat text object viewport ( )-> repaint ( ); } void QOutputDev::endPage ( ) { m_text-> coalesce ( ); delete m_painter; m_painter = 0; updateContents ( 0, 0, contentsWidth ( ), contentsHeight ( )); } void QOutputDev::drawLink ( Link *link, Catalog */*catalog*/ ) { fp_t x1, y1, x2, y2, w; link-> getBorder ( &x1, &y1, &x2, &y2, &w ); if ( w > 0 ) { int x, y, dx, dy; cvtUserToDev ( x1, y1, &x, &y ); cvtUserToDev ( x2, y2, &dx, &dy ); QPen oldpen = m_painter-> pen ( ); m_painter-> setPen ( blue ); m_painter-> drawRect ( x, y, dx, dy ); m_painter-> setPen ( oldpen ); } } void QOutputDev::saveState ( GfxState */*state*/ ) { QPDFDBG( printf ( "SAVE (CLIP=%d/%d)\n", m_painter-> hasClipping ( ), !m_painter-> clipRegion ( ). isEmpty ( ))); m_painter-> save ( ); } void QOutputDev::restoreState ( GfxState */*state*/ ) { m_painter-> restore ( ); // m_painter-> setClipRegion ( QRect ( 0, 0, m_pixmap-> width ( ), m_pixmap-> height ( ))); // m_painter-> setClipping ( false ); QPDFDBG ( printf ( "RESTORE (CLIP=%d/%d)\n", m_painter-> hasClipping ( ), !m_painter-> clipRegion ( ). isEmpty ( ))); } void QOutputDev::updateAll ( GfxState *state ) { updateLineAttrs ( state, gTrue ); // updateFlatness ( state ); // updateMiterLimit ( state ); updateFillColor ( state ); updateStrokeColor ( state ); updateFont ( state ); } void QOutputDev::updateCTM ( GfxState *state, fp_t /*m11*/, fp_t /*m12*/, fp_t /*m21*/, fp_t /*m22*/, fp_t /*m31*/, fp_t /*m32*/ ) { updateLineAttrs ( state, gTrue ); } void QOutputDev::updateLineDash ( GfxState *state ) { updateLineAttrs ( state, gTrue ); } void QOutputDev::updateFlatness ( GfxState */*state*/ ) { // not supported QPDFDBG( printf ( "updateFlatness not supported !\n" )); } void QOutputDev::updateLineJoin ( GfxState *state ) { updateLineAttrs ( state, gFalse ); } void QOutputDev::updateLineCap ( GfxState *state ) { updateLineAttrs ( state, gFalse ); } // unimplemented void QOutputDev::updateMiterLimit ( GfxState */*state*/ ) { QPDFDBG( printf ( "updateMiterLimit not supported !\n" )); } void QOutputDev::updateLineWidth ( GfxState *state ) { updateLineAttrs ( state, gFalse ); } void QOutputDev::updateLineAttrs ( GfxState *state, GBool updateDash ) { fp_t *dashPattern; int dashLength; fp_t dashStart; Qt::PenCapStyle cap; Qt::PenJoinStyle join; int width; width = lrint ( state-> getTransformedLineWidth ( )); switch ( state-> getLineCap ( )) { case 0: cap = FlatCap; break; case 1: cap = RoundCap; break; case 2: cap = SquareCap; break; default: qWarning ( "Bad line cap style (%d)\n", state-> getLineCap ( )); cap = FlatCap; break; } switch (state->getLineJoin()) { case 0: join = MiterJoin; break; case 1: join = RoundJoin; break; case 2: join = BevelJoin; break; default: qWarning ( "Bad line join style (%d)\n", state->getLineJoin ( )); join = MiterJoin; break; } state-> getLineDash ( &dashPattern, &dashLength, &dashStart ); QColor oldcol = m_painter-> pen ( ). color ( ); GfxRGB rgb; state-> getStrokeRGB ( &rgb ); oldcol = q_col ( rgb ); m_painter-> setPen ( QPen ( oldcol, width, dashLength > 0 ? DashLine : SolidLine, cap, join )); if ( updateDash && ( dashLength > 0 )) { // Not supported by QT /* char dashList[20]; if (dashLength > 20) dashLength = 20; for ( int i = 0; i < dashLength; ++i ) { dashList[i] = xoutRound(state->transformWidth(dashPattern[i])); if (dashList[i] == 0) dashList[i] = 1; } XSetDashes(display, strokeGC, xoutRound(dashStart), dashList, dashLength); */ } } void QOutputDev::updateFillColor ( GfxState *state ) { GfxRGB rgb; state-> getFillRGB ( &rgb ); m_painter-> setBrush ( q_col ( rgb )); } void QOutputDev::updateStrokeColor ( GfxState *state ) { GfxRGB rgb; state-> getStrokeRGB ( &rgb ); |