comparison: src/editHistory.h
src/editHistory.h
- changeset 655
- b376645315ab
- child 739
- 152b33a6d51b
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| 654:a74f2ff353b8 | 655:b376645315ab |
|---|---|
| 1 /* | |
| 2 * LDForge: LDraw parts authoring CAD | |
| 3 * Copyright (C) 2013, 2014 Santeri 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 #pragma once | |
| 20 #include "main.h" | |
| 21 #include "ldObject.h" | |
| 22 | |
| 23 #define IMPLEMENT_HISTORY_TYPE(N) \ | |
| 24 virtual ~N##History() {} \ | |
| 25 virtual void undo() const override; \ | |
| 26 virtual void redo() const override; \ | |
| 27 \ | |
| 28 virtual History::EHistoryType getType() const override \ | |
| 29 { \ | |
| 30 return History::E##N##History; \ | |
| 31 } \ | |
| 32 \ | |
| 33 virtual QString getTypeName() const \ | |
| 34 { \ | |
| 35 return #N; \ | |
| 36 } | |
| 37 | |
| 38 class AbstractHistoryEntry; | |
| 39 | |
| 40 // ============================================================================= | |
| 41 class History | |
| 42 { | |
| 43 PROPERTY (private, int, position, setPosition, STOCK_WRITE) | |
| 44 PROPERTY (public, LDDocument*, document, setDocument, STOCK_WRITE) | |
| 45 PROPERTY (public, bool, isIgnoring, setIgnoring, STOCK_WRITE) | |
| 46 | |
| 47 public: | |
| 48 typedef QList<AbstractHistoryEntry*> Changeset; | |
| 49 | |
| 50 enum EHistoryType | |
| 51 { | |
| 52 EDelHistory, | |
| 53 EEditHistory, | |
| 54 EAddHistory, | |
| 55 EMoveHistory, | |
| 56 ESwapHistory, | |
| 57 }; | |
| 58 | |
| 59 History(); | |
| 60 void undo(); | |
| 61 void redo(); | |
| 62 void clear(); | |
| 63 | |
| 64 void addStep(); | |
| 65 void add (AbstractHistoryEntry* entry); | |
| 66 | |
| 67 inline long getSize() const | |
| 68 { | |
| 69 return m_changesets.size(); | |
| 70 } | |
| 71 | |
| 72 inline History& operator<< (AbstractHistoryEntry* entry) | |
| 73 { | |
| 74 add (entry); | |
| 75 return *this; | |
| 76 } | |
| 77 | |
| 78 inline const Changeset& getChangeset (long pos) const | |
| 79 { | |
| 80 return m_changesets[pos]; | |
| 81 } | |
| 82 | |
| 83 private: | |
| 84 Changeset m_currentChangeset; | |
| 85 QList<Changeset> m_changesets; | |
| 86 }; | |
| 87 | |
| 88 // ============================================================================= | |
| 89 // | |
| 90 class AbstractHistoryEntry | |
| 91 { | |
| 92 PROPERTY (public, History*, parent, setParent, STOCK_WRITE) | |
| 93 | |
| 94 public: | |
| 95 virtual ~AbstractHistoryEntry() {} | |
| 96 virtual void undo() const = 0; | |
| 97 virtual void redo() const = 0; | |
| 98 virtual History::EHistoryType getType() const = 0; | |
| 99 virtual QString getTypeName() const = 0; | |
| 100 }; | |
| 101 | |
| 102 // ============================================================================= | |
| 103 // | |
| 104 class DelHistory : public AbstractHistoryEntry | |
| 105 { | |
| 106 PROPERTY (private, int, index, setIndex, STOCK_WRITE) | |
| 107 PROPERTY (private, QString, code, setCode, STOCK_WRITE) | |
| 108 | |
| 109 public: | |
| 110 IMPLEMENT_HISTORY_TYPE (Del) | |
| 111 DelHistory (int idx, LDObject* obj); | |
| 112 }; | |
| 113 | |
| 114 // ============================================================================= | |
| 115 // | |
| 116 class EditHistory : public AbstractHistoryEntry | |
| 117 { | |
| 118 PROPERTY (private, int, index, setIndex, STOCK_WRITE) | |
| 119 PROPERTY (private, QString, oldCode, setOldCode, STOCK_WRITE) | |
| 120 PROPERTY (private, QString, newCode, setNewCode, STOCK_WRITE) | |
| 121 | |
| 122 public: | |
| 123 IMPLEMENT_HISTORY_TYPE (Edit) | |
| 124 | |
| 125 EditHistory (int idx, QString oldCode, QString newCode) : | |
| 126 m_index (idx), | |
| 127 m_oldCode (oldCode), | |
| 128 m_newCode (newCode) {} | |
| 129 }; | |
| 130 | |
| 131 // ============================================================================= | |
| 132 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * | |
| 133 // ============================================================================= | |
| 134 class AddHistory : public AbstractHistoryEntry | |
| 135 { | |
| 136 PROPERTY (private, int, index, setIndex, STOCK_WRITE) | |
| 137 PROPERTY (private, QString, code, setCode, STOCK_WRITE) | |
| 138 | |
| 139 public: | |
| 140 IMPLEMENT_HISTORY_TYPE (Add) | |
| 141 | |
| 142 AddHistory (int idx, LDObject* obj) : | |
| 143 m_index (idx), | |
| 144 m_code (obj->asText()) {} | |
| 145 }; | |
| 146 | |
| 147 // ============================================================================= | |
| 148 // | |
| 149 class MoveHistory : public AbstractHistoryEntry | |
| 150 { | |
| 151 public: | |
| 152 IMPLEMENT_HISTORY_TYPE (Move) | |
| 153 | |
| 154 QList<int> indices; | |
| 155 Vertex dest; | |
| 156 | |
| 157 MoveHistory (QList<int> indices, Vertex dest) : | |
| 158 indices (indices), | |
| 159 dest (dest) {} | |
| 160 }; | |
| 161 | |
| 162 // ============================================================================= | |
| 163 // | |
| 164 class SwapHistory : public AbstractHistoryEntry | |
| 165 { | |
| 166 public: | |
| 167 IMPLEMENT_HISTORY_TYPE (Swap) | |
| 168 | |
| 169 SwapHistory (int a, int b) : | |
| 170 a (a), | |
| 171 b (b) {} | |
| 172 | |
| 173 private: | |
| 174 int a, b; | |
| 175 }; |
