mapnik/include/map.hh
2005-04-10 20:39:53 +00:00

64 lines
1.8 KiB
C++

/* This file is part of Mapnik (c++ mapping toolkit)
* Copyright (C) 2005 Artem Pavlenko
*
* Mapnik is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
//$Id$
#ifndef MAP_HH
#define MAP_HH
namespace mapnik
{
class Layer;
class Map
{
private:
static const int MIN_MAPSIZE=16;
static const int MAX_MAPSIZE=1024;
int width_;
int height_;
int srid_;
Color background_;
std::vector<Layer> layers_;
Envelope<double> currentExtent_;
public:
Map(int width,int height,int srid=-1);
Map(const Map& rhs);
Map& operator=(const Map& rhs);
size_t layerCount() const;
void addLayer(const Layer& l);
const Layer& getLayer(size_t index) const;
void removeLayer(size_t index);
void removeLayer(const char* lName);
int getWidth() const;
int getHeight() const;
int srid() const;
void setBackground(const Color& c);
const Color& getBackground() const;
void zoom(double zoom);
void zoomToBox(const Envelope<double>& box);
void pan(int x,int y);
void pan_and_zoom(int x,int y,double zoom);
const Envelope<double>& getCurrentExtent() const;
double scale() const;
virtual ~Map();
private:
void fixAspectRatio();
};
}
#endif //MAP_HH