123 lines
3.1 KiB
C++
123 lines
3.1 KiB
C++
#pragma once
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#ifndef CHILDSTACK_INCLUDED
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#define CHILDSTACK_INCLUDED
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#include "tcommon.h"
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#undef DVAPI
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#undef DVVAR
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#ifdef TOONZLIB_EXPORTS
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#define DVAPI DV_EXPORT_API
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#define DVVAR DV_EXPORT_VAR
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#else
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#define DVAPI DV_IMPORT_API
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#define DVVAR DV_IMPORT_VAR
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#endif
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//=============================================================================
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// forward declarations
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class TXsheet;
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class ToonzScene;
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class TAffine;
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class TXshChildLevel;
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//=============================================================================
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//! The ChildStack class provides a stack of xsheet and allows its management.
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/*!The class has a vector of \b ChildStack::Node, a pointer to current \b
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TXsheet
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getXsheet(), and a pointer to current \b ToonzScene \b m_scene.
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The \b ChildStack::Node vector is as a subxsheet vector.
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Through this class you can create, open openChild(), close closeChild() or
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clear clear() a sub-xsheet.
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The class provides a collection of functions that return set of subxsheet
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properties, getAncestor(), getAncestorCount(), getAncestorAffine(),
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getTopXsheet().
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*/
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//=============================================================================
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class DVAPI ChildStack {
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class Node;
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std::vector<Node *> m_stack;
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TXsheet *m_xsheet;
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ToonzScene *m_scene;
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public:
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/*!
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Constructs a ChildStack with default value and current \b scene.
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*/
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ChildStack(ToonzScene *scene);
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/*!
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Destroys the ChildStack object.
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*/
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~ChildStack();
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/*!
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Clear child stack.
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*/
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void clear();
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/*!
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Open a sub-xsheet in cell \b row, \b col. Return true if it's possible.
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\n
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If cell \b row, \b col is empty create a new sub-xheet empty and return true,
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if cell contains a sub-xsheet set this as current xsheet and return true,
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if cell contains another element return false.
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*/
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bool openChild(int row, int col);
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/*!
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Close current xsheet if is a sub-xsheet. Return false if stack is empty.
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Set \b row, \b col to sub-xsheet row and column.
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*/
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bool closeChild(int &row, int &col);
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/*!
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Create a sub-xsheet in cell \b row, \b col and returns the new child level.
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\n
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Column col must be empty,
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The current xsheet remains unchanged
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*/
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TXshChildLevel *createChild(int row, int col);
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/*!
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Return ancestor number, size of \b ChildStack::Node vector.
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*/
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int getAncestorCount() const;
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/*!
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Return a pointer to top xsheet of stack, if stack is empty to current xsheet.
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*/
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TXsheet *getTopXsheet() const;
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/*!
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Return a pointer to current xsheet.
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*/
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TXsheet *getXsheet() const { return m_xsheet; }
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// NON USARE. Serve solo per un truccaccio sporchissimo in
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// xshcolumnselection.cpp
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void setXsheet(TXsheet *xsheet) { m_xsheet = xsheet; }
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/*!
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Return the ancestor and respective frame that contains \b row.
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\n
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Useful by edit in place. Oss.: \b row of current xsheet.
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*/
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std::pair<TXsheet *, int> getAncestor(int row) const;
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/*!
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Set aff to ancestor affine in \b row. Return true if all ancestors are
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visibile in \b row.
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*/
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bool getAncestorAffine(TAffine &aff, int row) const;
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private:
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// not implemented
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ChildStack(const ChildStack &);
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ChildStack &operator=(const ChildStack &);
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};
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#endif
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