window.h

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#pragma once
 
#include "pos2d.h"
#include <vector>
 
 
namespace teditor {
 
class Buffer;
class Buffers;
class Editor;
class Windows;
 
class Window {
public:
  Window();
 
  void attachBuffs(Buffers* bs);
 
  void copyTo(Window& w) { w.buffs = buffs;  w.currBuff = currBuff; }
 
  Buffer& getBuff();
  const Buffer& getBuff() const;
  void resize(const Pos2di& start, const Pos2di& dim);
 
  void draw(Editor& ed);
  void drawPoint(Editor& ed, const AttrColor& bg);
  void incrementCurrBuff();
  void decrementCurrBuff();
  int currBuffId() const { return currBuff; }
  void setCurrBuff(int i) { currBuff = i; }
 
  const Pos2di& start() const { return screenStart; }
  const Pos2di& dim() const { return screenDim; }
 
protected:
  Buffers* buffs;  // NOT owned by this class
  int currBuff;
  Pos2di screenStart, screenDim;
};
 
 
struct Border {
  int sy, ey, x;
};
 
 
class Windows {
public:
  Windows();
  ~Windows();
  Window& getWindow() { return *wins[currWin]; }
  const Window& getWindow() const { return *wins[currWin]; }
  int currWinId() const { return currWin; }
  size_t size() const { return wins.size(); }
  void incrementCurrWin();
  void decrementCurrWin();
  Window* operator[](int idx) { return wins[idx]; }
  const Window* operator[](int idx) const { return wins[idx]; }
  void draw(Editor& ed, bool cmdMsgBarActive);
  bool splitVertically();
  void clearAll();
  void resize(int cmBarHt);
 
private:
  std::vector<Window*> wins;
  int currWin;
  std::vector<Border> borders;
  Pos2di screenDim;
};
 
}; // end namespace teditor