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/* Grafx2 - The Ultimate 256-color bitmap paint program
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Copyright 2007 Adrien Destugues
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Copyright 1996-2001 Sunset Design (Guillaume Dorme & Karl Maritaud)
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Grafx2 is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; version 2
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Grafx2 is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Grafx2; if not, see <http://www.gnu.org/licenses/>
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//////////////////////////////////////////////////////////////////////////////
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/// Handler for the Undo/Redo system.
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//////////////////////////////////////////////////////////////////////////////
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//////////////////////////////////////////////////////////////////////////
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/////////////////////////// BACKUP ///////////////////////////////////////
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//////////////////////////////////////////////////////////////////////////
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void Download_infos_page_main(T_Page * page);
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void Upload_infos_page_main(T_Page * page);
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void Init_page(T_Page * page);
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void Download_infos_page_spare(T_Page * page);
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void Upload_infos_page_spare(T_Page * page);
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void Download_infos_backup(T_List_of_pages * list);
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void Free_a_page(T_Page * page);
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void Copy_S_page(T_Page * dest,T_Page * source);
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int Size_of_a_page(T_Page * page);
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void Init_list_of_pages(T_List_of_pages * list);
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int Allocate_list_of_pages(T_List_of_pages * list,int size);
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void Free_a_list_of_pages(T_List_of_pages * list);
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int Size_of_a_list_of_pages(T_List_of_pages * list);
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void Backward_in_list_of_pages(T_List_of_pages * list);
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void Advance_in_list_of_pages(T_List_of_pages * list);
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int New_page_is_possible(T_Page * new_page,T_List_of_pages * current_list,T_List_of_pages * secondary_list);
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void Free_last_page_of_list(T_List_of_pages * list);
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void Create_new_page(T_Page * new_page,T_List_of_pages * current_list,T_List_of_pages * secondary_list);
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void Change_page_number_of_list(T_List_of_pages * list,int number);
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void Free_page_of_a_list(T_List_of_pages * list);
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/// BACKUP HIGH-LEVEL FUNCTIONS
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int Init_all_backup_lists(int size,int width,int height);
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void Set_number_of_backups(int nb_backups);
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int Backup_with_new_dimensions(int upload,int width,int height);
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int Backup_and_resize_the_spare(int width,int height);
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void Free_current_page(void); // 'Kill' button
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void Exchange_main_and_spare(void);
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void End_of_modification(void);
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/// BORROWING MEMORY FROM PAGE
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void * Borrow_memory_from_page(int size);
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int Can_borrow_memory_from_page(int size);
added
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pages.h
