diff options
Diffstat (limited to 'src/gui/text')
-rw-r--r-- | src/gui/text/qfontengine_win.cpp | 105 | ||||
-rw-r--r-- | src/gui/text/qfontengine_win_p.h | 2 | ||||
-rw-r--r-- | src/gui/text/qtextdocument.cpp | 6 |
3 files changed, 69 insertions, 44 deletions
diff --git a/src/gui/text/qfontengine_win.cpp b/src/gui/text/qfontengine_win.cpp index 6c367ab..18851b7 100644 --- a/src/gui/text/qfontengine_win.cpp +++ b/src/gui/text/qfontengine_win.cpp @@ -485,61 +485,78 @@ glyph_metrics_t QFontEngineWin::boundingBox(const QGlyphLayout &glyphs) return glyph_metrics_t(0, -tm.tmAscent, w, tm.tmHeight, w, 0); } +bool QFontEngineWin::getOutlineMetrics(glyph_t glyph, const QTransform &t, glyph_metrics_t *metrics) const +{ + Q_ASSERT(metrics != 0); + + HDC hdc = shared_dc(); + + GLYPHMETRICS gm; + DWORD res = 0; + MAT2 mat; + mat.eM11.value = mat.eM22.value = 1; + mat.eM11.fract = mat.eM22.fract = 0; + mat.eM21.value = mat.eM12.value = 0; + mat.eM21.fract = mat.eM12.fract = 0; + + if (t.type() > QTransform::TxTranslate) { + // We need to set the transform using the HDC's world + // matrix rather than using the MAT2 above, because the + // results provided when transforming via MAT2 does not + // match the glyphs that are drawn using a WorldTransform + XFORM xform; + xform.eM11 = t.m11(); + xform.eM12 = t.m12(); + xform.eM21 = t.m21(); + xform.eM22 = t.m22(); + xform.eDx = 0; + xform.eDy = 0; + SetGraphicsMode(hdc, GM_ADVANCED); + SetWorldTransform(hdc, &xform); + } + + uint format = GGO_METRICS; + if (ttf) + format |= GGO_GLYPH_INDEX; + res = GetGlyphOutline(hdc, glyph, format, &gm, 0, 0, &mat); + + if (t.type() > QTransform::TxTranslate) { + XFORM xform; + xform.eM11 = xform.eM22 = 1; + xform.eM12 = xform.eM21 = xform.eDx = xform.eDy = 0; + SetWorldTransform(hdc, &xform); + SetGraphicsMode(hdc, GM_COMPATIBLE); + } + + if (res != GDI_ERROR) { + *metrics = glyph_metrics_t(gm.gmptGlyphOrigin.x, -gm.gmptGlyphOrigin.y, + (int)gm.gmBlackBoxX, (int)gm.gmBlackBoxY, gm.gmCellIncX, gm.gmCellIncY); + return true; + } else { + return false; + } +} glyph_metrics_t QFontEngineWin::boundingBox(glyph_t glyph, const QTransform &t) { #ifndef Q_WS_WINCE - GLYPHMETRICS gm; - HDC hdc = shared_dc(); SelectObject(hdc, hfont); - if (!ttf) { + + glyph_metrics_t glyphMetrics; + bool success = getOutlineMetrics(glyph, t, &glyphMetrics); + + if (!ttf && !success) { + // Bitmap fonts wchar_t ch = glyph; ABCFLOAT abc; GetCharABCWidthsFloat(hdc, ch, ch, &abc); int width = qRound(abc.abcfB); - return glyph_metrics_t(0, -tm.tmAscent, width, tm.tmHeight, width, 0).transformed(t); - } else { - DWORD res = 0; - MAT2 mat; - mat.eM11.value = mat.eM22.value = 1; - mat.eM11.fract = mat.eM22.fract = 0; - mat.eM21.value = mat.eM12.value = 0; - mat.eM21.fract = mat.eM12.fract = 0; - - if (t.type() > QTransform::TxTranslate) { - // We need to set the transform using the HDC's world - // matrix rather than using the MAT2 above, because the - // results provided when transforming via MAT2 does not - // match the glyphs that are drawn using a WorldTransform - XFORM xform; - xform.eM11 = t.m11(); - xform.eM12 = t.m12(); - xform.eM21 = t.m21(); - xform.eM22 = t.m22(); - xform.eDx = 0; - xform.eDy = 0; - SetGraphicsMode(hdc, GM_ADVANCED); - SetWorldTransform(hdc, &xform); - } - - res = GetGlyphOutline(hdc, glyph, GGO_METRICS | GGO_GLYPH_INDEX, &gm, 0, 0, &mat); - - if (t.type() > QTransform::TxTranslate) { - XFORM xform; - xform.eM11 = xform.eM22 = 1; - xform.eM12 = xform.eM21 = xform.eDx = xform.eDy = 0; - SetWorldTransform(hdc, &xform); - SetGraphicsMode(hdc, GM_COMPATIBLE); - } - - if (res != GDI_ERROR) { - return glyph_metrics_t(gm.gmptGlyphOrigin.x, -gm.gmptGlyphOrigin.y, - (int)gm.gmBlackBoxX, (int)gm.gmBlackBoxY, gm.gmCellIncX, gm.gmCellIncY); - } + return glyph_metrics_t(QFixed::fromReal(abc.abcfA), -tm.tmAscent, width, tm.tmHeight, width, 0).transformed(t); } - return glyph_metrics_t(); + + return glyphMetrics; #else HDC hdc = shared_dc(); HGDIOBJ oldFont = SelectObject(hdc, hfont); @@ -1135,7 +1152,7 @@ QNativeImage *QFontEngineWin::drawGDIGlyph(HFONT font, glyph_t glyph, int margin { ExtTextOut(hdc, -gx + margin, -gy + margin, options, 0, (LPCWSTR) &glyph, 1, 0); } - + SelectObject(hdc, old_font); return ni; } diff --git a/src/gui/text/qfontengine_win_p.h b/src/gui/text/qfontengine_win_p.h index 9c4b0a9..43e1f12 100644 --- a/src/gui/text/qfontengine_win_p.h +++ b/src/gui/text/qfontengine_win_p.h @@ -109,6 +109,8 @@ public: int getGlyphIndexes(const QChar *ch, int numChars, QGlyphLayout *glyphs, bool mirrored) const; void getCMap(); + bool getOutlineMetrics(glyph_t glyph, const QTransform &t, glyph_metrics_t *metrics) const; + QString _name; HFONT hfont; LOGFONT logfont; diff --git a/src/gui/text/qtextdocument.cpp b/src/gui/text/qtextdocument.cpp index 048325c..523dd18 100644 --- a/src/gui/text/qtextdocument.cpp +++ b/src/gui/text/qtextdocument.cpp @@ -1767,6 +1767,12 @@ void QTextDocument::print(QPrinter *printer) const fromPage = qMax(1, fromPage); toPage = qMin(doc->pageCount(), toPage); + if (toPage < fromPage) { + // if the user entered a page range outside the actual number + // of printable pages, just return + return; + } + if (printer->pageOrder() == QPrinter::LastPageFirst) { int tmp = fromPage; fromPage = toPage; |