C++ (Cpp) PathType::generator示例

示例#1

文件： agg_helpers.hpp 项目： FlavioFalcao/mapnik

void set_join_caps(Stroke const& stroke_, PathType & stroke)
{
    line_join_e join=stroke_.get_line_join();
    switch (join)
    {
    case MITER_JOIN:
        stroke.generator().line_join(agg::miter_join);
        break;
    case MITER_REVERT_JOIN:
        stroke.generator().line_join(agg::miter_join);
        break;
    case ROUND_JOIN:
        stroke.generator().line_join(agg::round_join);
        break;
    default:
        stroke.generator().line_join(agg::bevel_join);
    }

    line_cap_e cap=stroke_.get_line_cap();
    switch (cap)
    {
    case BUTT_CAP:
        stroke.generator().line_cap(agg::butt_cap);
        break;
    case SQUARE_CAP:
        stroke.generator().line_cap(agg::square_cap);
        break;
    default:
        stroke.generator().line_cap(agg::round_cap);
    }
}

示例#2

文件： vertex_converters.hpp 项目： cp5458/mapnik

void set_join_caps(Symbolizer const& sym, PathType & stroke, Feature const& feature, attributes const& vars)
{
    line_join_enum join = get<line_join_enum>(sym, keys::stroke_linejoin, feature, vars, MITER_JOIN);
    switch (join)
    {
    case MITER_JOIN:
        stroke.generator().line_join(agg::miter_join);
        break;
    case MITER_REVERT_JOIN:
        stroke.generator().line_join(agg::miter_join);
        break;
    case ROUND_JOIN:
        stroke.generator().line_join(agg::round_join);
        break;
    default:
        stroke.generator().line_join(agg::bevel_join);
    }

    line_cap_enum cap = get<line_cap_enum>(sym, keys::stroke_linecap, feature, vars, BUTT_CAP);

    switch (cap)
    {
    case BUTT_CAP:
        stroke.generator().line_cap(agg::butt_cap);
        break;
    case SQUARE_CAP:
        stroke.generator().line_cap(agg::square_cap);
        break;
    default:
        stroke.generator().line_cap(agg::round_cap);
    }
}