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mapgrid.h
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mapgrid.h
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#ifndef BASEGRID_H
#define BASEGRID_H
#include "sceneobject.h"
#include <QColor>
#include <QList>
#include <QPair>
#include "boundingbox.h"
class MapGrid : public SceneObject
{
Q_OBJECT
public:
explicit MapGrid(SceneObject* parent = 0);
virtual bool editable() const;
virtual void draw(ShaderStack *stack);
virtual SceneObject* clone() const;
int gridPower() const;
void setGridPower(int power);
void incrementGridPower();
void decrementGridPower();
unsigned int gridMultiple() const;
private:
void setUpGeometry();
void drawOriginLines(ShaderStack* stack, const BoundingBox &bbox);
void drawMajorLines(ShaderStack* stack, const BoundingBox &bbox);
void drawMinorLines(ShaderStack* stack, const BoundingBox &bbox);
void drawStandardLines(ShaderStack* stack, const BoundingBox &bbox);
int limitGridPower(float camWorldZ) const;
static int stdLineVertCount(int power);
QColor m_colMajor;
QColor m_colMinor;
QColor m_colOrigin;
QColor m_colStd;
enum Component
{
Origin = 0,
Major,
Minor,
Std
};
QList<QPair<int,int> > m_DrawOffsets; // First = offset (in vertices), Second = count
int m_iPowerTwo;
};
#endif // BASEGRID_H