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use svg2_color parser

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This commit is contained in:
artemp 2015-12-10 16:06:13 +00:00
parent e4a60d7c90
commit bcfa73c85d
2 changed files with 39 additions and 30 deletions
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12
src/color_factory.cpp
View file

@ -24,21 +24,19 @@
#include <mapnik/color.hpp>
#include <mapnik/color_factory.hpp>
#include <mapnik/config_error.hpp>
#include <mapnik/css_color_grammar.hpp>
#include <mapnik/svg2_color_grammar_def.hpp>
namespace mapnik {
color parse_color(std::string const& str)
{
// TODO - early return for @color?
static const css_color_grammar<std::string::const_iterator> g;
auto const& grammar = mapnik::svg2_color_grammar::expression;
color c;
std::string::const_iterator first = str.begin();
std::string::const_iterator last = str.end();
boost::spirit::ascii::space_type space;
bool result = boost::spirit::qi::phrase_parse(first, last, g,
space,
c);
using namespace boost::spirit::x3::ascii;
bool result = boost::spirit::x3::phrase_parse(first, last, grammar, space, c);
if (result && (first == last))
{
return c;

57
test/unit/color/css_color.cpp
View file

@ -1,12 +1,15 @@
#include "catch.hpp"
#include <mapnik/css_color_grammar.hpp>
#include <mapnik/css_color_grammar_impl.hpp>
#include <mapnik/safe_cast.hpp>
TEST_CASE("css color") {
#include <mapnik/safe_cast.hpp>
#include <mapnik/color.hpp>
#include <mapnik/svg2_color_grammar_def.hpp>
TEST_CASE("SVG2 color") {
SECTION("conversions")
{
#if 0
mapnik::percent_conv_impl conv;
CHECK( conv(1.0) == 3 );
CHECK( conv(60.0) == 153 );
@ -35,27 +38,27 @@ TEST_CASE("css color") {
CHECK( c.red() == 0 );
CHECK( c.green() == 0 );
CHECK( c.blue() == 0 );
#endif
}
SECTION("hex colors")
{
mapnik::css_color_grammar<std::string::const_iterator> color_grammar;
boost::spirit::qi::ascii::space_type space;
auto const& color_grammar = mapnik::svg2_color_grammar::expression;
boost::spirit::x3::ascii::space_type space;
{
std::string s("#abcdef");
mapnik::color c;
CHECK( boost::spirit::qi::phrase_parse(s.cbegin(), s.cend(), color_grammar, space, c) );
CHECK( boost::spirit::x3::phrase_parse(s.cbegin(), s.cend(), color_grammar, space, c) );
CHECK( c.alpha() == 0xff );
CHECK( c.red() == 0xab );
CHECK( c.green() == 0xcd );
CHECK( c.blue() == 0xef );
}
{
std::string s("#abcdef12");
mapnik::color c;
CHECK( boost::spirit::qi::phrase_parse(s.cbegin(), s.cend(), color_grammar, space, c) );
CHECK( boost::spirit::x3::phrase_parse(s.cbegin(), s.cend(), color_grammar, space, c) );
CHECK( c.alpha() == 0x12 );
CHECK( c.red() == 0xab );
CHECK( c.green() == 0xcd );
@ -65,7 +68,7 @@ TEST_CASE("css color") {
{
std::string s(" #abcdef");
mapnik::color c;
CHECK( boost::spirit::qi::phrase_parse(s.cbegin(), s.cend(), color_grammar, space, c) );
CHECK( boost::spirit::x3::phrase_parse(s.cbegin(), s.cend(), color_grammar, space, c) );
CHECK( c.alpha() == 0xff );
CHECK( c.red() == 0xab );
CHECK( c.green() == 0xcd );
@ -75,7 +78,7 @@ TEST_CASE("css color") {
{
std::string s(" #abcdef12");
mapnik::color c;
CHECK( boost::spirit::qi::phrase_parse(s.cbegin(), s.cend(), color_grammar, space, c) );
CHECK( boost::spirit::x3::phrase_parse(s.cbegin(), s.cend(), color_grammar, space, c) );
CHECK( c.alpha() == 0x12 );
CHECK( c.red() == 0xab );
CHECK( c.green() == 0xcd );
@ -84,22 +87,26 @@ TEST_CASE("css color") {
{
std::string s("# abcdef");
CHECK( !boost::spirit::qi::phrase_parse(s.cbegin(), s.cend(), color_grammar, space) );
mapnik::color c;
CHECK( !boost::spirit::x3::phrase_parse(s.cbegin(), s.cend(), color_grammar, space, c) );
}
{
std::string s("# abcdef12");
CHECK( !boost::spirit::qi::phrase_parse(s.cbegin(), s.cend(), color_grammar, space) );
mapnik::color c;
CHECK( !boost::spirit::x3::phrase_parse(s.cbegin(), s.cend(), color_grammar, space, c) );
}
{
std::string s("#ab cdef");
CHECK( !boost::spirit::qi::phrase_parse(s.cbegin(), s.cend(), color_grammar, space) );
mapnik::color c;
CHECK( !boost::spirit::x3::phrase_parse(s.cbegin(), s.cend(), color_grammar, space, c) );
}
{
std::string s("#ab cdef12");
CHECK( !boost::spirit::qi::phrase_parse(s.cbegin(), s.cend(), color_grammar, space) );
mapnik::color c;
CHECK( !boost::spirit::x3::phrase_parse(s.cbegin(), s.cend(), color_grammar, space, c) );
}
// hex_color_small
@ -107,7 +114,7 @@ TEST_CASE("css color") {
{
std::string s("#abc");
mapnik::color c;
CHECK( boost::spirit::qi::phrase_parse(s.cbegin(), s.cend(), color_grammar, space, c) );
CHECK( boost::spirit::x3::phrase_parse(s.cbegin(), s.cend(), color_grammar, space, c) );
CHECK( c.alpha() == 0xff );
CHECK( c.red() == 0xaa );
CHECK( c.green() == 0xbb );
@ -117,7 +124,7 @@ TEST_CASE("css color") {
{
std::string s("#abcd");
mapnik::color c;
CHECK( boost::spirit::qi::phrase_parse(s.cbegin(), s.cend(), color_grammar, space, c) );
CHECK( boost::spirit::x3::phrase_parse(s.cbegin(), s.cend(), color_grammar, space, c) );
CHECK( c.alpha() == 0xdd );
CHECK( c.red() == 0xaa );
CHECK( c.green() == 0xbb );
@ -127,7 +134,7 @@ TEST_CASE("css color") {
{
std::string s(" #abc");
mapnik::color c;
CHECK( boost::spirit::qi::phrase_parse(s.cbegin(), s.cend(), color_grammar, space, c) );
CHECK( boost::spirit::x3::phrase_parse(s.cbegin(), s.cend(), color_grammar, space, c) );
CHECK( c.alpha() == 0xff );
CHECK( c.red() == 0xaa );
CHECK( c.green() == 0xbb );
@ -137,7 +144,7 @@ TEST_CASE("css color") {
{
std::string s(" #abcd");
mapnik::color c;
CHECK( boost::spirit::qi::phrase_parse(s.cbegin(), s.cend(), color_grammar, space, c) );
CHECK( boost::spirit::x3::phrase_parse(s.cbegin(), s.cend(), color_grammar, space, c) );
CHECK( c.alpha() == 0xdd );
CHECK( c.red() == 0xaa );
CHECK( c.green() == 0xbb );
@ -146,22 +153,26 @@ TEST_CASE("css color") {
{
std::string s("# abc");
CHECK( !boost::spirit::qi::phrase_parse(s.cbegin(), s.cend(), color_grammar, space) );
mapnik::color c;
CHECK( !boost::spirit::x3::phrase_parse(s.cbegin(), s.cend(), color_grammar, space, c) );
}
{
std::string s("# abcd");
CHECK( !boost::spirit::qi::phrase_parse(s.cbegin(), s.cend(), color_grammar, space) );
mapnik::color c;
CHECK( !boost::spirit::x3::phrase_parse(s.cbegin(), s.cend(), color_grammar, space, c) );
}
{
std::string s("#a bc");
CHECK( !boost::spirit::qi::phrase_parse(s.cbegin(), s.cend(), color_grammar, space) );
mapnik::color c;
CHECK( !boost::spirit::x3::phrase_parse(s.cbegin(), s.cend(), color_grammar, space, c) );
}
{
std::string s("#a bcd");
CHECK( !boost::spirit::qi::phrase_parse(s.cbegin(), s.cend(), color_grammar, space) );
mapnik::color c;
CHECK( !boost::spirit::x3::phrase_parse(s.cbegin(), s.cend(), color_grammar, space, c) );
}
}
}