WaterLayer.h

//
// WaterLayer.h
//
// Copyright (c) 2001-2008 Virtual Terrain Project
// Free for all uses, see license.txt for details.
//

#ifndef WATERLAYER_H
#define WATERLAYER_H

#include "vtdata/shapelib/shapefil.h"
#include "vtdata/RoadMap.h"
#include "Layer.h"

class vtDIB;


class vtWaterFeature : public DLine2
{
public:
    vtWaterFeature() : DLine2() { m_bIsBody = false; }
    bool m_bIsBody;
};

class vtWaterLayer : public vtLayer
{
public:
    vtWaterLayer();
    ~vtWaterLayer();

    bool GetExtent(DRECT &rect);
    void DrawLayer(wxDC *pDC, vtScaledView *pView);
    bool TransformCoords(vtProjection &proj);
    bool OnSave(bool progress_callback(int) = NULL);
    bool OnLoad();
    bool AppendDataFrom(vtLayer *pL);
    void GetProjection(vtProjection &proj);
    void SetProjection(const vtProjection &proj);
    void Offset(const DPoint2 &p);
    void GetPropertyText(wxString &str);

    void AddFeature(const DLine2 &dline, bool bIsBody = false);
    vtWaterFeature &GetFeature(int i) { return (vtWaterFeature &) m_Lines[i]; }

    void PaintDibWithWater(vtDIB *dib);

    void AddElementsFromDLG(vtDLGFile *pDlg);
    void AddElementsFromSHP(const wxString &filename, const vtProjection &proj);

    // Import from SDTS via OGR
    void AddElementsFromOGR(class OGRDataSource *datasource,
        bool progress_callback(int) = NULL);

protected:
    // data for rivers and water bodies
    // eventually, should have vector+width data for rivers, area data for bodies
    // for now, just use plain vectors for everything
    DLine2Array     m_Lines;
    std::vector<bool>   m_IsBody;
    vtProjection    m_proj;
};

#endif