Merge CV, ver=5.1; ops/methods from HV, and interface from CV where possible

[goodguy/history.git] / cinelerra-5.0 / cinelerra / undostack.h

diff --git a/cinelerra-5.0/cinelerra/undostack.h b/cinelerra-5.0/cinelerra/undostack.h
deleted file mode 100644 (file)
index 9fbbd00..0000000
--- a/cinelerra-5.0/cinelerra/undostack.h
+++ /dev/null
@@ -1,116 +0,0 @@
-
-/*
- * CINELERRA
- * Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
- * 
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- * 
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- * 
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- * 
- */
-
-#ifndef UNDOSTACK_H
-#define UNDOSTACK_H
-
-#include <stdio.h>
-#include <stdint.h>
-
-#include "linklist.h"
-#include "stringfile.inc"
-
-#define UNDOLEVELS 500
-#define UNDO_KEY_INTERVAL 100
-
-// The undo stack is a series of key undo buffers and
-// incremental undo buffers.  The incremental buffers
-// store the differences in the most compact way possible:
-// a series of offsets, sizes and values.  This should allow
-// a huge number of undo updates.
-
-
-class UndoStackItem : public ListItem<UndoStackItem>
-{
-public:
-       UndoStackItem();
-       ~UndoStackItem();
-
-// Must be inserted into the list before calling this, so it can get the
-// previous key buffer.
-       void set_data(char *data);
-       void set_description(char *description);
-       void set_filename(char *filename);
-       const char* get_description();
-       void set_flags(uint64_t flags);
-
-// Decompress the buffers and return them in a newly allocated string.
-// The string must be deleted by the user.
-       char* get_data();
-       char* get_filename();
-       int has_data();
-       int get_size();
-       int is_key();
-       uint64_t get_flags();
-       
-
-// Get pointer to incremental data for use in an apply_difference command.
-       char* get_incremental_data();
-       int get_incremental_size();
-
-       void set_creator(void *creator);
-       void* get_creator();
-
-private:
-// command description for the menu item
-       char *description;
-
-// key undo buffer or incremental undo buffer
-       int key;
-
-// type of modification
-       uint64_t load_flags;
-       
-// data after the modification for redos
-       char *data;
-       int data_size;
-
-// pointer to the object which set this undo buffer
-       void *creator;
-
-       char *session_filename;
-};
-
-class UndoStack : public List<UndoStackItem>
-{
-public:
-       UndoStack();
-       ~UndoStack();
-       
-// Create a new undo entry and put on the stack.
-// The current pointer points to the new entry.
-// delete future undos if in the middle
-// delete undos older than UNDOLEVELS if last
-       UndoStackItem* push();
-
-// move to the previous undo entry
-       void pull();
-
-
-// move to the next undo entry for a redo
-       UndoStackItem* pull_next();
-
-       void dump(FILE *fp=stdout);
-       
-       UndoStackItem* current;
-};
-
-#endif