- Fix crash with bitmap font (#477158)
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Lubomir Rintel
parent
c441a8db6a
commit
449c3bba05
98
inkscape-0.46-bitmap-fonts.patch
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98
inkscape-0.46-bitmap-fonts.patch
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Fix crash with bitmap fonts. Fixes #477158
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https://bugzilla.redhat.com/show_bug.cgi?id=477158
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Comes from this upstream commit:
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r19758 | buliabyak | 2008-08-28 20:35:16 +0200 (Thu, 28 Aug 2008) | 1 line
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null check fixes patch from bug 261475
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diff -up inkscape-0.46/src/libnrtype/FontFactory.cpp.bitmap-fonts inkscape-0.46/src/libnrtype/FontFactory.cpp
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--- inkscape-0.46/src/libnrtype/FontFactory.cpp.bitmap-fonts 2008-03-11 05:20:29.000000000 +0100
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+++ inkscape-0.46/src/libnrtype/FontFactory.cpp 2009-01-13 21:37:13.000000000 +0100
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@@ -817,7 +817,8 @@ font_instance *font_factory::Face(PangoF
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res->Ref();
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AddInCache(res);
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}
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- res->InitTheFace();
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+ if(res)
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+ res->InitTheFace();
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return res;
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}
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diff -up inkscape-0.46/src/libnrtype/Layout-TNG-Compute.cpp.bitmap-fonts inkscape-0.46/src/libnrtype/Layout-TNG-Compute.cpp
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--- inkscape-0.46/src/libnrtype/Layout-TNG-Compute.cpp.bitmap-fonts 2008-03-11 05:20:29.000000000 +0100
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+++ inkscape-0.46/src/libnrtype/Layout-TNG-Compute.cpp 2009-01-13 21:37:13.000000000 +0100
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@@ -475,9 +475,9 @@ class Layout::Calculator
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new_span.in_input_stream_item = unbroken_span.input_index;
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new_span.baseline_shift = _y_offset;
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new_span.block_progression = _block_progression;
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- if (_flow._input_stream[unbroken_span.input_index]->Type() == TEXT_SOURCE) {
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- new_span.font = para.pango_items[unbroken_span.pango_item_index].font;
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- new_span.font->Ref();
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+ if ((_flow._input_stream[unbroken_span.input_index]->Type() == TEXT_SOURCE) && (new_span.font = para.pango_items[unbroken_span.pango_item_index].font))
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+ {
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+ new_span.font->Ref();
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new_span.font_size = unbroken_span.font_size;
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new_span.direction = para.pango_items[unbroken_span.pango_item_index].item->analysis.level & 1 ? RIGHT_TO_LEFT : LEFT_TO_RIGHT;
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new_span.input_stream_first_character = Glib::ustring::const_iterator(unbroken_span.input_stream_first_character.base() + it_span->start.char_byte);
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@@ -562,7 +562,7 @@ class Layout::Calculator
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new_glyph.x = x + unbroken_span.glyph_string->glyphs[glyph_index].geometry.x_offset * font_size_multiplier;
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new_glyph.y = _y_offset + unbroken_span.glyph_string->glyphs[glyph_index].geometry.y_offset * font_size_multiplier;
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new_glyph.width = unbroken_span.glyph_string->glyphs[glyph_index].geometry.width * font_size_multiplier;
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- if (new_glyph.width == 0)
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+ if ((new_glyph.width == 0) && (para.pango_items[unbroken_span.pango_item_index].font))
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new_glyph.width = new_span.font_size * para.pango_items[unbroken_span.pango_item_index].font->Advance(unbroken_span.glyph_string->glyphs[glyph_index].glyph, false);
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// for some reason pango returns zero width for invalid glyph characters (those empty boxes), so go to freetype for the info
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}
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@@ -903,7 +903,8 @@ void Layout::Calculator::_computeFontLin
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line_height->setZero();
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*line_height_multiplier = 1.0;
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}
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- font->FontMetrics(line_height->ascent, line_height->descent, line_height->leading);
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+ else
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+ font->FontMetrics(line_height->ascent, line_height->descent, line_height->leading);
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*line_height *= font_size;
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// yet another borked SPStyle member that we're going to have to fix ourselves
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diff -up inkscape-0.46/src/libnrtype/Layout-TNG-Output.cpp.bitmap-fonts inkscape-0.46/src/libnrtype/Layout-TNG-Output.cpp
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--- inkscape-0.46/src/libnrtype/Layout-TNG-Output.cpp.bitmap-fonts 2008-03-11 05:20:29.000000000 +0100
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+++ inkscape-0.46/src/libnrtype/Layout-TNG-Output.cpp 2009-01-13 21:39:18.000000000 +0100
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@@ -112,21 +112,23 @@ void Layout::getBoundingBox(NRRect *boun
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_getGlyphTransformMatrix(glyph_index, &glyph_matrix);
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NR::Matrix total_transform = glyph_matrix;
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total_transform *= transform;
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- NR::Maybe<NR::Rect> glyph_rect = _glyphs[glyph_index].span(this).font->BBox(_glyphs[glyph_index].glyph);
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- if (glyph_rect) {
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- NR::Point bmi = glyph_rect->min(), bma = glyph_rect->max();
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- NR::Point tlp(bmi[0],bmi[1]), trp(bma[0],bmi[1]), blp(bmi[0],bma[1]), brp(bma[0],bma[1]);
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- tlp *= total_transform;
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- trp *= total_transform;
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- blp *= total_transform;
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- brp *= total_transform;
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- *glyph_rect = NR::Rect(tlp,trp);
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- glyph_rect->expandTo(blp);
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- glyph_rect->expandTo(brp);
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- if ( (glyph_rect->min())[0] < bounding_box->x0 ) bounding_box->x0=(glyph_rect->min())[0];
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- if ( (glyph_rect->max())[0] > bounding_box->x1 ) bounding_box->x1=(glyph_rect->max())[0];
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- if ( (glyph_rect->min())[1] < bounding_box->y0 ) bounding_box->y0=(glyph_rect->min())[1];
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- if ( (glyph_rect->max())[1] > bounding_box->y1 ) bounding_box->y1=(glyph_rect->max())[1];
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+ if (_glyphs[glyph_index].span(this).font) {
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+ NR::Maybe<NR::Rect> glyph_rect = _glyphs[glyph_index].span(this).font->BBox(_glyphs[glyph_index].glyph);
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+ if (glyph_rect) {
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+ NR::Point bmi = glyph_rect->min(), bma = glyph_rect->max();
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+ NR::Point tlp(bmi[0],bmi[1]), trp(bma[0],bmi[1]), blp(bmi[0],bma[1]), brp(bma[0],bma[1]);
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+ tlp *= total_transform;
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+ trp *= total_transform;
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+ blp *= total_transform;
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+ brp *= total_transform;
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+ *glyph_rect = NR::Rect(tlp,trp);
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+ glyph_rect->expandTo(blp);
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+ glyph_rect->expandTo(brp);
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+ if ( (glyph_rect->min())[0] < bounding_box->x0 ) bounding_box->x0=(glyph_rect->min())[0];
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+ if ( (glyph_rect->max())[0] > bounding_box->x1 ) bounding_box->x1=(glyph_rect->max())[0];
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+ if ( (glyph_rect->min())[1] < bounding_box->y0 ) bounding_box->y0=(glyph_rect->min())[1];
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+ if ( (glyph_rect->max())[1] > bounding_box->y1 ) bounding_box->y1=(glyph_rect->max())[1];
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+ }
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}
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}
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}
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@ -1,6 +1,6 @@
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Name: inkscape
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Name: inkscape
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Version: 0.46
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Version: 0.46
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Release: 8%{?dist}
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Release: 9%{?dist}
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Summary: Vector-based drawing program using SVG
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Summary: Vector-based drawing program using SVG
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Group: Applications/Productivity
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Group: Applications/Productivity
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@ -16,6 +16,7 @@ Patch5: inkscape-0.46-gtk2.13.3.patch
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Patch6: inkscape-0.46-poppler-0.8.3.patch
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Patch6: inkscape-0.46-poppler-0.8.3.patch
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Patch7: inkscape-0.46-uniconv.patch
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Patch7: inkscape-0.46-uniconv.patch
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Patch8: inkscape-0.46-colors.patch
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Patch8: inkscape-0.46-colors.patch
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Patch9: inkscape-0.46-bitmap-fonts.patch
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BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
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BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
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@ -144,6 +145,9 @@ update-desktop-database %{_datadir}/applications > /dev/null 2>&1 || :
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%changelog
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%changelog
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* Tue Jan 13 2009 Lubomir Rintel <lkundrak@v3.sk> - 0.46-9
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- Fix crash with bitmap font (#477158)
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* Sun Nov 30 2008 Ignacio Vazquez-Abrams <ivazqueznet+rpm@gmail.com> - 0.46-8
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* Sun Nov 30 2008 Ignacio Vazquez-Abrams <ivazqueznet+rpm@gmail.com> - 0.46-8
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- Rebuild for Python 2.6
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- Rebuild for Python 2.6
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