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-rw-r--r--noncore/unsupported/qpdf/QOutputDev.cpp135
-rw-r--r--noncore/unsupported/qpdf/fixed.h28
-rw-r--r--noncore/unsupported/qpdf/qpdf.pro2
3 files changed, 91 insertions, 74 deletions
diff --git a/noncore/unsupported/qpdf/QOutputDev.cpp b/noncore/unsupported/qpdf/QOutputDev.cpp
index 02f269d..15a58b1 100644
--- a/noncore/unsupported/qpdf/QOutputDev.cpp
+++ b/noncore/unsupported/qpdf/QOutputDev.cpp
@@ -41,22 +41,18 @@
#include <qapplication.h>
#include <qclipboard.h>
+//#define QPDFDBG(x) x // special debug mode
+#define QPDFDBG(x) // normal compilation
+
//------------------------------------------------------------------------
// Constants and macros
//------------------------------------------------------------------------
-static inline int q_rnd ( fp_t d )
-{
-// qDebug ( "Q_RND: %f -> %d\n", (double) d, (int) ( d >= 0 ? d +0.5 : d - 0.5 ));
-
- return (int) ( d >= 0 ? d + 0.5 : d - 0.5 );
-}
-
static inline QColor q_col ( const GfxRGB &rgb )
{
- return QColor ( q_rnd ( rgb. r * 255 ), q_rnd ( rgb. g * 255 ), q_rnd ( rgb. b * 255 ));
+ return QColor ( lrint ( rgb. r * 255 ), lrint ( rgb. g * 255 ), lrint ( rgb. b * 255 ));
}
@@ -110,9 +106,9 @@ QFont QOutputDev::matchFont ( GfxFont *gfxFont, fp_t m11, fp_t m12, fp_t m21, fp
}
// compute size and normalized transform matrix
- int size = q_rnd ( sqrt ( m21 * m21 + m22 * m22 ));
+ int size = lrint ( sqrt ( m21 * m21 + m22 * m22 ));
-/* qDebug ( "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",
+ 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 ( ),
@@ -122,8 +118,8 @@ QFont QOutputDev::matchFont ( GfxFont *gfxFont, fp_t m11, fp_t m12, fp_t m21, fp
gfxFont-> isSymbolic ( ),
gfxFont-> isCIDFont ( ),
( gfxFont-> getEmbeddedFontName ( ) ? gfxFont-> getEmbeddedFontName ( ) : "<n/a>" ),
- (double) m11, (double) m12, (double) m21, (double) m22 );
-*/
+ (double) m11, (double) m12, (double) m21, (double) m22 ));
+
QString fname (( gfxFont-> getName ( )) ? gfxFont-> getName ( )-> getCString ( ) : "<n/a>" );
@@ -185,6 +181,8 @@ QOutputDev::QOutputDev ( QWidget *parent, const char *name, int flags ) : QScrol
m_pixmap = 0;
m_painter = 0;
+ m_use_string = true;
+
// create text object
m_text = new TextPage ( gFalse );
}
@@ -202,10 +200,10 @@ void QOutputDev::startPage ( int /*pageNum*/, GfxState *state )
delete m_pixmap;
delete m_painter;
- m_pixmap = new QPixmap ( q_rnd ( state-> getPageWidth ( )), q_rnd ( state-> getPageHeight ( )));
+ m_pixmap = new QPixmap ( lrint ( state-> getPageWidth ( )), lrint ( state-> getPageHeight ( )));
m_painter = new QPainter ( m_pixmap );
-// qDebug ( "NEW PIXMAP (%d x %d)\n", q_rnd ( state-> getPageWidth ( )), q_rnd ( state-> getPageHeight ( )));
+ QPDFDBG( printf ( "NEW PIXMAP (%ld x %ld)\n", lrint ( state-> getPageWidth ( )), lrint ( state-> getPageHeight ( ))));
resizeContents ( m_pixmap-> width ( ), m_pixmap-> height ( ));
setContentsPos ( 0, 0 );
@@ -246,7 +244,7 @@ void QOutputDev::drawLink ( Link *link, Catalog */*catalog*/ )
void QOutputDev::saveState ( GfxState */*state*/ )
{
-// qDebug ( "SAVE (CLIP=%d/%d)\n", m_painter-> hasClipping ( ), !m_painter-> clipRegion ( ). isEmpty ( ));
+ QPDFDBG( printf ( "SAVE (CLIP=%d/%d)\n", m_painter-> hasClipping ( ), !m_painter-> clipRegion ( ). isEmpty ( )));
m_painter-> save ( );
}
@@ -257,7 +255,7 @@ void QOutputDev::restoreState ( GfxState */*state*/ )
// m_painter-> setClipRegion ( QRect ( 0, 0, m_pixmap-> width ( ), m_pixmap-> height ( )));
// m_painter-> setClipping ( false );
-// qDebug ( "RESTORE (CLIP=%d/%d)\n", m_painter-> hasClipping ( ), !m_painter-> clipRegion ( ). isEmpty ( ));
+ QPDFDBG ( printf ( "RESTORE (CLIP=%d/%d)\n", m_painter-> hasClipping ( ), !m_painter-> clipRegion ( ). isEmpty ( )));
}
void QOutputDev::updateAll ( GfxState *state )
@@ -283,7 +281,7 @@ void QOutputDev::updateLineDash ( GfxState *state )
void QOutputDev::updateFlatness ( GfxState */*state*/ )
{
// not supported
-// qDebug ( "updateFlatness not supported !\n" );
+ QPDFDBG( printf ( "updateFlatness not supported !\n" ));
}
void QOutputDev::updateLineJoin ( GfxState *state )
@@ -299,7 +297,7 @@ void QOutputDev::updateLineCap ( GfxState *state )
// unimplemented
void QOutputDev::updateMiterLimit ( GfxState */*state*/ )
{
-// qDebug ( "updateMiterLimit not supported !\n" );
+ QPDFDBG( printf ( "updateMiterLimit not supported !\n" ));
}
void QOutputDev::updateLineWidth ( GfxState *state )
@@ -317,7 +315,7 @@ void QOutputDev::updateLineAttrs ( GfxState *state, GBool updateDash )
Qt::PenJoinStyle join;
int width;
- width = q_rnd ( state-> getTransformedLineWidth ( ));
+ width = lrint ( state-> getTransformedLineWidth ( ));
switch ( state-> getLineCap ( )) {
case 0: cap = FlatCap; break;
@@ -409,7 +407,7 @@ void QOutputDev::stroke ( GfxState *state )
// transform points
int n = convertPath ( state, points, lengths );
-// qDebug ( "DRAWING: %d POLYS\n", n );
+ QPDFDBG( printf ( "DRAWING: %d POLYS\n", n ));
// draw each subpath
int j = 0;
@@ -417,10 +415,10 @@ void QOutputDev::stroke ( GfxState *state )
int len = lengths [i];
if ( len >= 2 ) {
-// qDebug ( " - POLY %d: ", i );
-// for ( int ii = 0; ii < len; ii++ )
-// qDebug ( "(%d/%d) ", points [j+ii]. x ( ), points [j+ii]. y ( ));
-// qDebug ( "\n" );
+ QPDFDBG( printf ( " - POLY %d: ", i ));
+ QPDFDBG( for ( int ii = 0; ii < len; ii++ ))
+ QPDFDBG( printf ( "(%d/%d) ", points [j+ii]. x ( ), points [j+ii]. y ( )));
+ QPDFDBG( printf ( "\n" ));
m_painter-> drawPolyline ( points, j, len );
}
@@ -456,7 +454,7 @@ void QOutputDev::doFill ( GfxState *state, bool winding )
// transform points
int n = convertPath ( state, points, lengths );
-// qDebug ( "FILLING: %d POLYS\n", n );
+ QPDFDBG( printf ( "FILLING: %d POLYS\n", n ));
QPen oldpen = m_painter-> pen ( );
m_painter-> setPen ( QPen ( NoPen ));
@@ -467,10 +465,10 @@ void QOutputDev::doFill ( GfxState *state, bool winding )
int len = lengths [i];
if ( len >= 3 ) {
-// qDebug ( " - POLY %d: ", i );
-// for ( int ii = 0; ii < len; ii++ )
-// qDebug ( "(%d/%d) ", points [j+ii]. x ( ), points [j+ii]. y ( ));
-// qDebug ( "\n" );
+ QPDFDBG( printf ( " - POLY %d: ", i ));
+ QPDFDBG( for ( int ii = 0; ii < len; ii++ ))
+ QPDFDBG( printf ( "(%d/%d) ", points [j+ii]. x ( ), points [j+ii]. y ( )));
+ QPDFDBG( printf ( "\n" ));
m_painter-> drawPolygon ( points, winding, j, len );
}
@@ -501,7 +499,7 @@ void QOutputDev::doClip ( GfxState *state, bool winding )
QRegion region;
-// qDebug ( "CLIPPING: %d POLYS\n", n );
+ QPDFDBG( printf ( "CLIPPING: %d POLYS\n", n ));
// draw each subpath
int j = 0;
@@ -512,10 +510,9 @@ void QOutputDev::doClip ( GfxState *state, bool winding )
QPointArray dummy;
dummy. setRawData ( points. data ( ) + j, len );
-// qDebug ( " - POLY %d: ", i );
-// for ( int ii = 0; ii < len; ii++ )
-// qDebug ( "(%d/%d) ", points [j+ii]. x ( ), points [j+ii]. y ( ));
-// qDebug ( "\n" );
+ QPDFDBG( printf ( " - POLY %d: ", i ));
+ QPDFDBG( for ( int ii = 0; ii < len; ii++ ) printf ( "(%d/%d) ", points [j+ii]. x ( ), points [j+ii]. y ( )));
+ QPDFDBG( printf ( "\n" ));
region |= QRegion ( dummy, winding );
@@ -581,8 +578,8 @@ int QOutputDev::convertSubpath ( GfxState *state, GfxSubpath *subpath, QPointArr
state-> transform ( subpath-> getX ( i + 2 ), subpath-> getY ( i + 2 ), &x3, &y3 );
QPointArray tmp;
- tmp. setPoints ( 4, q_rnd ( x0 ), q_rnd ( y0 ), q_rnd ( x1 ), q_rnd ( y1 ),
- q_rnd ( x2 ), q_rnd ( y2 ), q_rnd ( x3 ), q_rnd ( y3 ));
+ tmp. setPoints ( 4, lrint ( x0 ), lrint ( y0 ), lrint ( x1 ), lrint ( y1 ),
+ lrint ( x2 ), lrint ( y2 ), lrint ( x3 ), lrint ( y3 ));
#if QT_VERSION < 300
tmp = tmp. quadBezier ( );
@@ -601,7 +598,7 @@ int QOutputDev::convertSubpath ( GfxState *state, GfxSubpath *subpath, QPointArr
else {
state-> transform ( subpath-> getX ( i ), subpath-> getY ( i ), &x1, &y1 );
- points. putPoints ( points. count ( ), 1, q_rnd ( x1 ), q_rnd ( y1 ));
+ points. putPoints ( points. count ( ), 1, lrint ( x1 ), lrint ( y1 ));
++i;
}
}
@@ -624,9 +621,9 @@ void QOutputDev::drawChar ( GfxState *state, fp_t x, fp_t y,
CharCode code, Unicode *u, int uLen )
{
fp_t x1, y1, dx1, dy1;
-
- m_text-> addChar ( state, x, y, dx, dy, u, uLen );
-
+
+ if ( uLen > 0 )
+ m_text-> addChar ( state, x, y, dx, dy, u, uLen );
// check for invisible text -- this is used by Acrobat Capture
if (( state-> getRender ( ) & 3 ) == 3 ) {
@@ -651,7 +648,7 @@ void QOutputDev::drawChar ( GfxState *state, fp_t x, fp_t y,
}
else {
str [i] = ' ';
-// qDebug ( "CHARACTER NOT IN FONT: %hx\n", c. unicode ( ));
+ QPDFDBG( printf ( "CHARACTER NOT IN FONT: %hx\n", c. unicode ( )));
}
}
@@ -677,7 +674,7 @@ void QOutputDev::drawChar ( GfxState *state, fp_t x, fp_t y,
cerr << endl << "ROTATED: " << m11 << ", " << m12 << ", " << m21 << ", " << m22 << " / SIZE: " << fsize << " / TEXT: " << str. local8Bit ( ) << endl << endl;
- QWMatrix mat ( q_rnd ( m11 / fsize ), q_rnd ( m12 / fsize ), -q_rnd ( m21 / fsize ), -q_rnd ( m22 / fsize ), q_rnd ( x1 ), q_rnd ( y1 ));
+ QWMatrix mat ( lrint ( m11 / fsize ), lrint ( m12 / fsize ), -lrint ( m21 / fsize ), -lrint ( m22 / fsize ), lrint ( x1 ), lrint ( y1 ));
m_painter-> setWorldMatrix ( mat );
@@ -696,9 +693,9 @@ void QOutputDev::drawChar ( GfxState *state, fp_t x, fp_t y,
}
if ( fsize > 5 )
- m_painter-> drawText ( q_rnd ( x1 ), q_rnd ( y1 ), str );
+ m_painter-> drawText ( lrint ( x1 ), lrint ( y1 ), str );
else
- m_painter-> fillRect ( q_rnd ( x1 ), q_rnd ( y1 ), q_rnd ( QMAX( fp_t(1), dx1 )), q_rnd ( QMAX( fsize, dy1 )), m_painter-> pen ( ). color ( ));
+ m_painter-> fillRect ( lrint ( x1 ), lrint ( y1 ), lrint ( QMAX( fp_t(1), dx1 )), lrint ( QMAX( fsize, dy1 )), m_painter-> pen ( ). color ( ));
m_painter-> setPen ( oldpen );
@@ -707,7 +704,7 @@ void QOutputDev::drawChar ( GfxState *state, fp_t x, fp_t y,
m_painter-> setWorldMatrix ( oldmat );
#endif
-// qDebug ( "DRAW TEXT: \"%s\" at (%d/%d)\n", str. local8Bit ( ). data ( ), q_rnd ( x1 ), q_rnd ( y1 ));
+ QPDFDBG( printf ( "DRAW TEXT: \"%s\" at (%ld/%ld)\n", str. local8Bit ( ). data ( ), lrint ( x1 ), lrint ( y1 )));
}
else if ( code != 0 ) {
// some PDF files use CID 0, which is .notdef, so just ignore it
@@ -739,13 +736,13 @@ void QOutputDev::drawImageMask ( GfxState *state, Object */*ref*/, Stream *str,
GfxRGB rgb;
state-> getFillRGB ( &rgb );
- uint val = ( q_rnd ( rgb. r * 255 ) & 0xff ) << 16 | ( q_rnd ( rgb. g * 255 ) & 0xff ) << 8 | ( q_rnd ( rgb. b * 255 ) & 0xff );
+ uint val = ( lrint ( rgb. r * 255 ) & 0xff ) << 16 | ( lrint ( rgb. g * 255 ) & 0xff ) << 8 | ( lrint ( rgb. b * 255 ) & 0xff );
QImage img ( width, height, 32 );
img. setAlphaBuffer ( true );
-// qDebug ( "IMAGE MASK (%dx%d)\n", width, height );
+ QPDFDBG( printf ( "IMAGE MASK (%dx%d)\n", width, height ));
// initialize the image stream
ImageStream *imgStr = new ImageStream ( str, width, 1, 1 );
@@ -800,14 +797,14 @@ void QOutputDev::drawImageMask ( GfxState *state, Object */*ref*/, Stream *str,
#else
if (( ctm [1] < -0.1 ) || ( ctm [1] > 0.1 ) || ( ctm [2] < -0.1 ) || ( ctm [2] > 0.1 )) {
- qDebug ( "### ROTATED / SHEARED / ETC -- CANNOT DISPLAY THIS IMAGE\n" );
+ QPDFDBG( printf ( "### ROTATED / SHEARED / ETC -- CANNOT DISPLAY THIS IMAGE\n" ));
}
else {
- int x = q_rnd ( ctm [4] );
- int y = q_rnd ( ctm [5] );
+ int x = lrint ( ctm [4] );
+ int y = lrint ( ctm [5] );
- int w = q_rnd ( ctm [0] );
- int h = q_rnd ( ctm [3] );
+ int w = lrint ( ctm [0] );
+ int h = lrint ( ctm [3] );
if ( w < 0 ) {
x += w;
@@ -818,7 +815,7 @@ void QOutputDev::drawImageMask ( GfxState *state, Object */*ref*/, Stream *str,
h = -h;
}
-// qDebug ( "DRAWING IMAGE MASKED: %d/%d - %dx%d\n", x, y, w, h );
+ QPDFDBG( printf ( "DRAWING IMAGE MASKED: %d/%d - %dx%d\n", x, y, w, h ));
img = img. smoothScale ( w, h );
qApp-> processEvents ( );
@@ -863,7 +860,7 @@ void QOutputDev::drawImage(GfxState *state, Object */*ref*/, Stream *str, int wi
if ( maskColors )
img. setAlphaBuffer ( true );
-// qDebug ( "IMAGE (%dx%d)\n", width, height );
+ QPDFDBG( printf ( "IMAGE (%dx%d)\n", width, height ));
// initialize the image stream
ImageStream *imgStr = new ImageStream ( str, width, nComps, nBits );
@@ -888,7 +885,7 @@ void QOutputDev::drawImage(GfxState *state, Object */*ref*/, Stream *str, int wi
imgStr-> getPixel ( pixBuf );
colorMap-> getRGB ( pixBuf, &rgb );
- uint val = ( q_rnd ( rgb. r * 255 ) & 0xff ) << 16 | ( q_rnd ( rgb. g * 255 ) & 0xff ) << 8 | ( q_rnd ( rgb. b * 255 ) & 0xff );
+ uint val = ( lrint ( rgb. r * 255 ) & 0xff ) << 16 | ( lrint ( rgb. g * 255 ) & 0xff ) << 8 | ( lrint ( rgb. b * 255 ) & 0xff );
if ( maskColors ) {
for ( int k = 0; k < nComps; ++k ) {
@@ -930,14 +927,14 @@ void QOutputDev::drawImage(GfxState *state, Object */*ref*/, Stream *str, int wi
#else // QT_NO_TRANSFORMATIONS
if (( ctm [1] < -0.1 ) || ( ctm [1] > 0.1 ) || ( ctm [2] < -0.1 ) || ( ctm [2] > 0.1 )) {
- qDebug ( "### ROTATED / SHEARED / ETC -- CANNOT DISPLAY THIS IMAGE\n" );
+ QPDFDBG( printf ( "### ROTATED / SHEARED / ETC -- CANNOT DISPLAY THIS IMAGE\n" ));
}
else {
- int x = q_rnd ( ctm [4] );
- int y = q_rnd ( ctm [5] );
+ int x = lrint ( ctm [4] );
+ int y = lrint ( ctm [5] );
- int w = q_rnd ( ctm [0] );
- int h = q_rnd ( ctm [3] );
+ int w = lrint ( ctm [0] );
+ int h = lrint ( ctm [3] );
if ( w < 0 ) {
x += w;
@@ -948,7 +945,7 @@ void QOutputDev::drawImage(GfxState *state, Object */*ref*/, Stream *str, int wi
h = -h;
}
-// qDebug ( "DRAWING IMAGE: %d/%d - %dx%d\n", x, y, w, h );
+ QPDFDBG( printf ( "DRAWING IMAGE: %d/%d - %dx%d\n", x, y, w, h ));
img = img. smoothScale ( w, h );
qApp-> processEvents ( );
@@ -990,10 +987,10 @@ bool QOutputDev::findText ( const QString &str, int &l, int &t, int &w, int &h,
fp_t y2 = (fp_t) t + h - 1;
if ( m_text-> findText ( s, len, top, bottom, &x1, &y1, &x2, &y2 )) {
- l = q_rnd ( x1 );
- t = q_rnd ( y1 );
- w = q_rnd ( x2 ) - l + 1;
- h = q_rnd ( y2 ) - t + 1;
+ l = lrint ( x1 );
+ t = lrint ( y1 );
+ w = lrint ( x2 ) - l + 1;
+ h = lrint ( y2 ) - t + 1;
found = true;
}
delete [] s;
@@ -1010,10 +1007,10 @@ GBool QOutputDev::findText ( Unicode *s, int len, GBool top, GBool bottom, int *
fp_t yMax1 = (double) *yMax;
if ( m_text-> findText ( s, len, top, bottom, &xMin1, &yMin1, &xMax1, &yMax1 )) {
- *xMin = q_rnd ( xMin1 );
- *xMax = q_rnd ( xMax1 );
- *yMin = q_rnd ( yMin1 );
- *yMax = q_rnd ( yMax1 );
+ *xMin = lrint ( xMin1 );
+ *xMax = lrint ( xMax1 );
+ *yMin = lrint ( yMin1 );
+ *yMax = lrint ( yMax1 );
found = true;
}
return found;
diff --git a/noncore/unsupported/qpdf/fixed.h b/noncore/unsupported/qpdf/fixed.h
index 111b95e..c912954 100644
--- a/noncore/unsupported/qpdf/fixed.h
+++ b/noncore/unsupported/qpdf/fixed.h
@@ -120,6 +120,10 @@ private:
friend bool operator >= <> ( int i, const fixed &f );
friend bool operator == <> ( int i, const fixed &f );
friend bool operator != <> ( int i, const fixed &f );
+
+ friend long int lrint ( const fixed &f );
+ friend fixed sqrt ( const fixed &f );
+ friend fixed fabs ( const fixed &f );
#endif
};
@@ -149,15 +153,31 @@ template <unsigned int SH> inline bool operator >= ( int i, const fixed<SH> &f )
template <unsigned int SH> inline bool operator == ( int i, const fixed<SH> &f ) { return fixed<SH>::i2f( i ) == f. m_f; }
template <unsigned int SH> inline bool operator != ( int i, const fixed<SH> &f ) { return fixed<SH>::i2f( i ) != f. m_f; }
-
-template <unsigned int SH> inline fixed<SH> sqrt ( const fixed<SH> &f )
+template <unsigned int SH> inline long int lrint ( const fixed<SH> &f )
{
- return fixed<SH> ( double( sqrt ( double( f ))));
+ return fixed<SH>::f2i (( f. m_f < 0 ) ? f. m_f - ( 1 << ( SH - 1 )) : f. m_f + ( 1 << ( SH - 1 )));
}
template <unsigned int SH> inline fixed<SH> fabs ( const fixed<SH> &f )
{
- return ( f < 0 ) ? -f : f;
+ return ( f. m_f < 0 ) ? fixed<SH> ( -f. m_f, true ) : f;
+}
+
+// roughly from QPE / qmath.h
+template <unsigned int SH> inline fixed<SH> sqrt ( const fixed<SH> &f )
+{
+ if ( f. m_f <= 0 )
+ return fixed<SH> ( 0, true );
+
+ fixed<SH>::fix_t a0 = 0;
+ fixed<SH>::fix_t a1 = f. m_f; // take value as first approximation
+
+ do {
+ a0 = a1;
+ a1 = ( a0 + fixed<SH>::div ( f. m_f, a0 )) >> 1;
+ } while ( abs ( fixed<SH>::div ( a1 - a0, a1 )) > 1 );
+
+ return fixed<SH> ( a1, true );
}
template <unsigned int SH> inline ostream &operator << ( ostream &o, const fixed<SH> &f )
diff --git a/noncore/unsupported/qpdf/qpdf.pro b/noncore/unsupported/qpdf/qpdf.pro
index 6ba4f49..0c2e38b 100644
--- a/noncore/unsupported/qpdf/qpdf.pro
+++ b/noncore/unsupported/qpdf/qpdf.pro
@@ -52,7 +52,7 @@ INCLUDEPATH += . \
../goo \
goo
-LIBS += -L $(OPIEDIR)/lib -lqpe -lstdc++
+LIBS += -L $(OPIEDIR)/lib -lqpe
DESTDIR = $(OPIEDIR)/bin
TARGET = qpdf