TridUndoable< STATECLASS > Class Template Reference

#include <TridUndoable.h>

List of all members.

Public Member Functions
	TridUndoable (int max=100)
	~TridUndoable ()
void	Push ()
void	Change ()
void	Undo ()
void	Redo ()
Protected Attributes
unsigned int	fIndex
unsigned int	fMax
std::deque< STATECLASS >	fStack

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Detailed Description

template<class STATECLASS>
class TridUndoable< STATECLASS >

Definition at line 13 of file TridUndoable.h.

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Constructor & Destructor Documentation

template<class STATECLASS>

TridUndoable< STATECLASS >::TridUndoable

(

int

max = 100

)

[inline]

Definition at line 16 of file TridUndoable.h.

{ fMax = max; fIndex = 0; };

template<class STATECLASS>

TridUndoable< STATECLASS >::~TridUndoable

(

)

[inline]

Definition at line 17 of file TridUndoable.h.

{};

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Member Function Documentation

template<class STATECLASS>

void TridUndoable< STATECLASS >::Change

(

)

[inline]

Definition at line 28 of file TridUndoable.h.

                { 
    if(fIndex>0) Push();
    fStack[fIndex].Copy(*this);
  };

template<class STATECLASS>

void TridUndoable< STATECLASS >::Push

(

)

[inline]

Definition at line 20 of file TridUndoable.h.

Referenced by TridUndoable< TridPOV >::Change(), TridGLFrame::HandleMotion(), TridFlatGLFrame::HandleMotion(), and TridGLFrame::SetPOV().

              { 
    while(fIndex>0) { fStack.pop_front(); fIndex--; };      // Get rid of history after this one.
    fStack.push_front(STATECLASS(*this));                   // Push it on.
    while(fStack.size()>fMax) { fStack.pop_back(); };       // Clean up if we're too big.
  };

template<class STATECLASS>

void TridUndoable< STATECLASS >::Redo

(

void

)

[inline]

Definition at line 40 of file TridUndoable.h.

              {
    if(fIndex>0) fIndex--;
    Copy(fStack[fIndex]);
  }

template<class STATECLASS>

void TridUndoable< STATECLASS >::Undo

(

void

)

[inline]

Definition at line 33 of file TridUndoable.h.

              { 
    if((fIndex+1)<fStack.size()) {
      fIndex++;
      Copy(fStack[fIndex]);    
    }
  }

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Member Data Documentation

template<class STATECLASS>

unsigned int TridUndoable< STATECLASS >::fIndex [protected]

Definition at line 46 of file TridUndoable.h.

Referenced by TridUndoable< TridPOV >::Change(), TridUndoable< TridPOV >::Push(), TridUndoable< TridPOV >::Redo(), TridUndoable< TridPOV >::TridUndoable(), and TridUndoable< TridPOV >::Undo().

template<class STATECLASS>

unsigned int TridUndoable< STATECLASS >::fMax [protected]

Definition at line 47 of file TridUndoable.h.

Referenced by TridUndoable< TridPOV >::Push(), and TridUndoable< TridPOV >::TridUndoable().

template<class STATECLASS>

std::deque<STATECLASS> TridUndoable< STATECLASS >::fStack [protected]

Definition at line 48 of file TridUndoable.h.

Referenced by TridUndoable< TridPOV >::Change(), TridUndoable< TridPOV >::Push(), TridUndoable< TridPOV >::Redo(), and TridUndoable< TridPOV >::Undo().

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The documentation for this class was generated from the following file:

• TridUndoable.h

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