comparison: history.h
history.h
- changeset 85
- b1541b547c8c
- child 89
- 5e6c08e98dbf
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| 84:c9438ea54ed9 | 85:b1541b547c8c |
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| 1 /* | |
| 2 * LDForge: LDraw parts authoring CAD | |
| 3 * Copyright (C) 2013 Santeri `arezey` Piippo | |
| 4 * | |
| 5 * This program is free software: you can redistribute it and/or modify | |
| 6 * it under the terms of the GNU General Public License as published by | |
| 7 * the Free Software Foundation, either version 3 of the License, or | |
| 8 * (at your option) any later version. | |
| 9 * | |
| 10 * This program is distributed in the hope that it will be useful, | |
| 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 13 * GNU General Public License for more details. | |
| 14 * | |
| 15 * You should have received a copy of the GNU General Public License | |
| 16 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 17 */ | |
| 18 | |
| 19 #ifndef HISTORY_H | |
| 20 #define HISTORY_H | |
| 21 | |
| 22 #include "common.h" | |
| 23 | |
| 24 #define IMPLEMENT_HISTORY_TYPE(N) \ | |
| 25 virtual HistoryType_e getType () const { \ | |
| 26 return HISTORY_##N; \ | |
| 27 } \ | |
| 28 | |
| 29 enum HistoryType_e { | |
| 30 HISTORY_Delete, | |
| 31 }; | |
| 32 | |
| 33 class HistoryEntry { | |
| 34 public: | |
| 35 virtual void undo () {} | |
| 36 virtual void redo () {} | |
| 37 virtual ~HistoryEntry () {} | |
| 38 | |
| 39 virtual HistoryType_e getType () const { | |
| 40 return (HistoryType_e)(0); | |
| 41 }; | |
| 42 }; | |
| 43 | |
| 44 class DeleteHistory : public HistoryEntry { | |
| 45 public: | |
| 46 IMPLEMENT_HISTORY_TYPE (Delete) | |
| 47 | |
| 48 vector<ulong> indices; | |
| 49 vector<LDObject*> cache; | |
| 50 | |
| 51 DeleteHistory (vector<ulong> indices, vector<LDObject*> cache) : | |
| 52 indices (indices), cache (cache) {} | |
| 53 virtual ~DeleteHistory (); | |
| 54 virtual void undo (); | |
| 55 virtual void redo (); | |
| 56 }; | |
| 57 | |
| 58 namespace History { | |
| 59 extern std::vector<HistoryEntry*> entries; | |
| 60 | |
| 61 void addEntry (HistoryEntry* entry); | |
| 62 void undo (); | |
| 63 void redo (); | |
| 64 }; | |
| 65 | |
| 66 #endif // HISTORY_H |
