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+ apply scale_factor

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This commit is contained in:
artemp 2012-07-13 11:17:35 +01:00
parent 1e6be7abc3
commit 0eddc2b5a0
1 changed files with 19 additions and 21 deletions
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40
src/cairo_renderer.cpp
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@ -685,7 +685,8 @@ public:
void add_text(text_path const& path,
cairo_face_manager & manager,
face_manager<freetype_engine> &font_manager)
face_manager<freetype_engine> &font_manager,
double scale_factor = 1.0)
{
double sx = path.center.x;
double sy = path.center.y;
@ -700,7 +701,7 @@ public:
path.vertex(&c, &x, &y, &angle);
face_set_ptr faces = font_manager.get_face_set(c->format->face_name, c->format->fontset);
float text_size = c->format->text_size;
float text_size = c->format->text_size * scale_factor;
faces->set_character_sizes(text_size);
glyph_ptr glyph = faces->get_glyph(c->c);
@ -721,7 +722,7 @@ public:
set_font_face(manager, glyph->get_face());
glyph_path(glyph->get_index(), sx + x, sy - y);
set_line_width(c->format->halo_radius);
set_line_width(c->format->halo_radius * scale_factor);
set_line_join(ROUND_JOIN);
set_color(c->format->halo_fill);
stroke();
@ -757,17 +758,13 @@ cairo_renderer_base::cairo_renderer_base(Map const& m,
template <>
cairo_renderer<Cairo::Context>::cairo_renderer(Map const& m, Cairo::RefPtr<Cairo::Context> const& context, double scale_factor, unsigned offset_x, unsigned offset_y)
: feature_style_processor<cairo_renderer>(m),
cairo_renderer_base(m,context,scale_factor,offset_x,offset_y)
{
}
: feature_style_processor<cairo_renderer>(m,scale_factor),
cairo_renderer_base(m,context,scale_factor,offset_x,offset_y) {}
template <>
cairo_renderer<Cairo::Surface>::cairo_renderer(Map const& m, Cairo::RefPtr<Cairo::Surface> const& surface, double scale_factor, unsigned offset_x, unsigned offset_y)
: feature_style_processor<cairo_renderer>(m),
cairo_renderer_base(m,Cairo::Context::create(surface),scale_factor,offset_x,offset_y)
{
}
: feature_style_processor<cairo_renderer>(m,scale_factor),
cairo_renderer_base(m,Cairo::Context::create(surface),scale_factor,offset_x,offset_y) {}
cairo_renderer_base::~cairo_renderer_base() {}
@ -880,7 +877,7 @@ void cairo_renderer_base::process(building_symbolizer const& sym,
if (height_expr)
{
value_type result = boost::apply_visitor(evaluate<Feature,value_type>(feature), *height_expr);
height = result.to_double(); //scale_factor is always 1.0 atm
height = result.to_double() * scale_factor_;
}
for (unsigned i = 0; i < feature.num_geometries(); ++i)
@ -987,7 +984,7 @@ void cairo_renderer_base::process(line_symbolizer const& sym,
context.set_line_join(stroke_.get_line_join());
context.set_line_cap(stroke_.get_line_cap());
context.set_miter_limit(stroke_.get_miterlimit());
context.set_line_width(stroke_.get_width());
context.set_line_width(stroke_.get_width() * scale_factor_);
if (stroke_.has_dash())
{
context.set_dash(stroke_.get_dash_array());
@ -1000,7 +997,7 @@ void cairo_renderer_base::process(line_symbolizer const& sym,
typedef boost::mpl::vector<clip_line_tag,transform_tag, offset_transform_tag, affine_transform_tag, smooth_tag> conv_types;
vertex_converter<box2d<double>, cairo_context, line_symbolizer,
CoordTransform, proj_transform, agg::trans_affine, conv_types>
converter(ext,context,sym,t_,prj_trans,tr,1.0);
converter(ext,context,sym,t_,prj_trans,tr,scale_factor_);
if (sym.clip()) converter.set<clip_line_tag>(); // optional clip (default: true)
converter.set<transform_tag>(); // always transform
@ -1194,7 +1191,7 @@ void cairo_renderer_base::process(shield_symbolizer const& sym,
label_collision_detector4> helper(
sym, feature, prj_trans,
width_, height_,
1.0 /*scale_factor*/,
scale_factor_,
t_, font_manager_, detector_, query_extent_);
cairo_context context(context_);
context.set_operator(sym.comp_op());
@ -1208,7 +1205,7 @@ void cairo_renderer_base::process(shield_symbolizer const& sym,
render_marker(marker_pos,
helper.get_marker(), helper.get_image_transform(),
sym.get_opacity());
context.add_text(placements[ii], face_manager_, font_manager_);
context.add_text(placements[ii], face_manager_, font_manager_, scale_factor_);
}
}
}
@ -1233,7 +1230,7 @@ void cairo_renderer_base::process(line_pattern_symbolizer const& sym,
pattern.set_extend(Cairo::EXTEND_REPEAT);
pattern.set_filter(Cairo::FILTER_BILINEAR);
context.set_line_width(height);
context.set_line_width(height * scale_factor_);
for (unsigned i = 0; i < feature.num_geometries(); ++i)
{
@ -1394,7 +1391,7 @@ void cairo_renderer_base::process(markers_symbolizer const& sym,
{
cairo_context context(context_);
context.set_operator(sym.comp_op());
double scale_factor_ = 1;
//double scale_factor_ = 1;
typedef agg::conv_clip_polyline<geometry_type> clipped_geometry_type;
typedef coord_transform<CoordTransform,clipped_geometry_type> path_type;
@ -1486,8 +1483,9 @@ void cairo_renderer_base::process(text_symbolizer const& sym,
label_collision_detector4> helper(
sym, feature, prj_trans,
width_, height_,
1.0 /*scale_factor*/,
scale_factor_,
t_, font_manager_, detector_, query_extent_);
cairo_context context(context_);
context.set_operator(sym.comp_op());
@ -1496,7 +1494,7 @@ void cairo_renderer_base::process(text_symbolizer const& sym,
placements_type const& placements = helper.placements();
for (unsigned int ii = 0; ii < placements.size(); ++ii)
{
context.add_text(placements[ii], face_manager_, font_manager_);
context.add_text(placements[ii], face_manager_, font_manager_, scale_factor_);
}
}
}
@ -1505,4 +1503,4 @@ template class cairo_renderer<Cairo::Surface>;
template class cairo_renderer<Cairo::Context>;
}
#endif
#endif // HAVE_CAIRO