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only two datasource types for now-(

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This commit is contained in:
Artem Pavlenko 2005-04-22 18:52:47 +00:00
parent fe8933749c
commit 3c9ffdd989
1 changed files with 6 additions and 8 deletions
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14
include/datasource.hh
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@ -30,15 +30,15 @@
#include "query.hh"
namespace mapnik
{
{
typedef ref_ptr<Feature> feature_ptr;
struct Featureset
{
virtual Feature* next()=0;
virtual ~Featureset() {};
};
typedef ref_ptr<Featureset> FeaturesetPtr;
typedef ref_ptr<Featureset> featureset_ptr;
class datasource_exception : public std::exception
{
private:
@ -58,13 +58,11 @@ namespace mapnik
{
public:
enum {
Point=1,
Line,
Polygon,
Vector,
Raster
};
virtual int type() const=0;
virtual FeaturesetPtr features(const query& q) const=0;
virtual featureset_ptr features(const query& q) const=0;
virtual const Envelope<double>& envelope() const=0;
virtual ~datasource() {};
};