DisplayMetrics.hpp

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#ifndef __blip_DisplayMetrics_hpp
#define __blip_DisplayMetrics_hpp

#include <blip/Blip.hpp>

namespace blip {

enum ScreenDensity { ScreenDensity_None = -1,
                     ScreenDensity_Default = 0,
                     ScreenDensity_Low = 120,
                     ScreenDensity_Medium = 160,
                     ScreenDensity_TV = 213,
                     ScreenDensity_High = 240,
                     ScreenDensity_ExtraHigh = 320,
                     ScreenDensity_ExtraExtraHigh = 480,
                     ScreenDensity_ExtraExtraExtraHigh = 640
};

class DisplayMetrics
{
  public:

  static const int DEFAULT_DENSITY; // = 160;

  DisplayMetrics(ScreenDensity density = ScreenDensity_Default) throw();

  ~DisplayMetrics() throw();

  int dipToPixels(int dip) const throw();

  int pointsToPixels(int points) const throw();

  inline ScreenDensity getScreenDensity() const throw()
  { return(_density); }

  private:

  ScreenDensity _density;
  float _scaleFactor;
};

} // namespace blip

#endif // __blip_DisplayMetrics_hpp