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console.h
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console.h
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#ifndef _rtech1_console_h
#define _rtech1_console_h
#include <string>
#include <vector>
#include <deque>
#include <sstream>
#include <map>
#include "input/input-map.h"
#include "input/text-input.h"
#include "file-system.h"
#include "font.h"
#include "pointer.h"
namespace Graphics{
class Bitmap;
}
namespace Console{
/* equivalent of std::endl */
class ConsoleEnd{
private:
friend class Console;
ConsoleEnd(){
}
};
class Command{
public:
Command(){
}
virtual std::string act(const std::string & line) = 0;
virtual std::string getDescription() const = 0;
virtual ~Command(){
}
};
/* starts disabled */
class Console{
public:
Console(const int maxHeight, const Filesystem::RelativePath & font = Font::getDefaultFontPath());
virtual ~Console();
/* handle input and whatnot */
virtual void act();
virtual void draw(const Graphics::Bitmap & work);
/* enable / disable */
virtual void toggle();
/* removes all output from the console */
virtual void clear();
virtual bool doInput();
/* scroll up and down */
virtual void pageUp();
virtual void pageDown();
virtual bool isActive() const;
/* add a line of text */
virtual void addLine(const std::string & line);
inline int getTextHeight(){ return textHeight; };
inline int getTextWidth(){ return textWidth; };
inline void setTextHeight(int h){ textHeight = h; };
inline void setTextWidth(int w){ textWidth = w; };
void fontIncrease();
void fontDecrease();
inline const Filesystem::RelativePath & getFont() const {
return font;
}
/* for arbitrary data */
template<typename T> Console & operator<<(const T & x){
// textInput << x;
return *this;
}
std::vector<Util::ReferenceCount<Command> > getCommands() const;
void addCommand(const std::string & name, const Util::ReferenceCount<Command> & command);
/* make 'alias' do the same thing as command 'name' */
void addAlias(const std::string & alias, const std::string & name);
/* for end of line, always pass Console::endl */
Console & operator<<(const ConsoleEnd & e);
static ConsoleEnd endl;
void activate();
void previousHistory();
void nextHistory();
void tabComplete();
protected:
void process(const std::string & command);
enum State{
Closed,
Open,
Opening,
Closing,
} state;
const int maxHeight;
int height;
Filesystem::RelativePath font;
// Text height
int textHeight;
// Text width
int textWidth;
std::vector<std::string> lines;
// Our text inputer
// std::stringstream textInput;
// std::stringstream currentCommand;
unsigned int offset;
// InputMap<char> input;
TextInput textInput;
std::map<std::string, Util::ReferenceCount<Command> > commands;
/* history of typed commands */
std::deque<std::string> history;
/* index into history. 0 is latest */
unsigned int historyIndex;
int pagePosition;
};
}
#endif

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