MapOverlay.h

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/*
 *  mapOverlay.h
 *  hog
 *
 *  Created by Nathan Sturtevant on 3/21/06.
 *  Copyright 2006 Nathan Sturtevant. All rights reserved.
 *
 */
 
#include <vector>
#include "Map.h"
#include <float.h>
#include <string>
#include <unordered_map>
#include "Graphics.h"
 
#ifndef MAPOVERLAY_H
#define MAPOVERLAY_H
 
class MapOverlay {
public:
        MapOverlay(Map *m);
        Map *GetMap() { return m; }
        void Clear();
        
        void SetOverlayValue(int x, int y, double value);
        double GetOverlayValue(int x, int y);
        void OpenGLDraw() const;
        std::string SVGDraw() const;
        void Draw(Graphics::Display &display) const;
        
        void SetTransparentValue(double v) { ignoreVal = v; }
        rgbColor GetValueColor(double value) const;
        void SetColorMap(int val) { colorMap = val; }
        int GetColorMap() { return colorMap; }
        void SetColor(int value, rgbColor c) { colors[value] = c; }
        void IncreaseColorMap() { colorMap++; }
        void DecreaseColorMap() { colorMap--; }
        double GetMaxValue() { return maxVal; }
        double GetMinValue() { return minVal; }
 
        static const int customColorMap = -1;
private:
        void resetValues();
        Map *m;
        std::vector<double> values;
        std::unordered_map<int, rgbColor> colors;
        double maxVal, minVal;
        double ignoreVal;
        int colorMap;
        bool drawBorders;
        mutable GLuint displayList;
};
 
#endif