2016-03-03 18:53:58 +00:00
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2015-04-24 12:40:22 +00:00
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#include "catch.hpp"
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#include <mapnik/memory_datasource.hpp>
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#include <mapnik/feature.hpp>
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#include <mapnik/feature_factory.hpp>
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#include <mapnik/unicode.hpp>
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#include <mapnik/map.hpp>
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#include <mapnik/params.hpp>
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#include <mapnik/expression.hpp>
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#include <mapnik/layer.hpp>
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#include <mapnik/rule.hpp>
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#include <mapnik/feature_type_style.hpp>
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#include <mapnik/agg_renderer.hpp>
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#include <mapnik/value_types.hpp>
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#include <mapnik/symbolizer.hpp>
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#include <mapnik/text/placements/dummy.hpp>
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#include <mapnik/text/formatting/text.hpp>
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TEST_CASE("fontset") {
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SECTION("error") {
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try {
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// create a renderable map with a fontset and a text symbolizer
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// and do not register any fonts, to ensure the error thrown is reasonable
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mapnik::context_ptr ctx = std::make_shared<mapnik::context_type>();
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ctx->push("name");
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mapnik::feature_ptr feature(mapnik::feature_factory::create(ctx,1));
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mapnik::transcoder tr("utf-8");
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mapnik::value_unicode_string ustr = tr.transcode("hello world!");
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feature->put("name",ustr);
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mapnik::geometry::point<double> pt(128,128);
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feature->set_geometry(std::move(pt));
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mapnik::parameters params;
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params["type"]="memory";
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auto ds = std::make_shared<mapnik::memory_datasource>(params);
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ds->push(feature);
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mapnik::Map m(256,256);
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mapnik::font_set fontset("fontset");
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// NOTE: this is a valid font, but will fail because none are registered
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fontset.add_face_name("DejaVu Sans Book");
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m.insert_fontset("fontset", fontset);
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mapnik::layer lyr("layer");
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lyr.set_datasource(ds);
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lyr.add_style("style");
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m.add_layer(lyr);
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mapnik::feature_type_style the_style;
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mapnik::rule r;
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mapnik::text_symbolizer text_sym;
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mapnik::text_placements_ptr placement_finder = std::make_shared<mapnik::text_placements_dummy>();
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placement_finder->defaults.format_defaults.face_name = "DejaVu Sans Book";
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placement_finder->defaults.format_defaults.text_size = 10.0;
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placement_finder->defaults.format_defaults.fill = mapnik::color(0,0,0);
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placement_finder->defaults.format_defaults.fontset = fontset;
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placement_finder->defaults.set_format_tree(std::make_shared<mapnik::formatting::text_node>(mapnik::parse_expression("[name]")));
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mapnik::put<mapnik::text_placements_ptr>(text_sym, mapnik::keys::text_placements_, placement_finder);
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r.append(std::move(text_sym));
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the_style.add_rule(std::move(r));
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m.insert_style("style", std::move(the_style) );
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m.zoom_to_box(mapnik::box2d<double>(-256,-256,
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256,256));
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mapnik::image_rgba8 buf(m.width(),m.height());
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mapnik::agg_renderer<mapnik::image_rgba8> ren(m,buf);
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ren.apply();
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} catch (std::exception const& ex) {
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REQUIRE(std::string(ex.what()) == std::string("Unable to find specified font face 'DejaVu Sans Book' in font set: 'fontset'"));
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}
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}
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}
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