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Diffstat (limited to 'src/Authoring/Qt3DStudio/Controls/ControlGraphIterators.h')
| -rw-r--r-- | src/Authoring/Qt3DStudio/Controls/ControlGraphIterators.h | 156 |
1 files changed, 156 insertions, 0 deletions
diff --git a/src/Authoring/Qt3DStudio/Controls/ControlGraphIterators.h b/src/Authoring/Qt3DStudio/Controls/ControlGraphIterators.h new file mode 100644 index 00000000..ae2ffcf6 --- /dev/null +++ b/src/Authoring/Qt3DStudio/Controls/ControlGraphIterators.h @@ -0,0 +1,156 @@ +/**************************************************************************** +** +** Copyright (C) 2002 NVIDIA Corporation. +** Copyright (C) 2017 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of Qt 3D Studio. +** +** $QT_BEGIN_LICENSE:GPL-EXCEPT$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3 as published by the Free Software +** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ +#pragma once +#ifndef CONTROLGRAPHITERATORSH +#define CONTROLGRAPHITERATORSH +#include <vector> + +namespace Q3DStudio { +namespace Control { + class CControlData; + using std::vector; + + namespace ControlGraph { + struct SDummyGraphNode; + + struct SIteratorBase + { + protected: + std::shared_ptr<CControlData> m_ControlData; + vector<SDummyGraphNode *> *m_Children; + long m_Index; + + public: + SIteratorBase() + : m_Children(nullptr) + , m_Index(0) + { + } + + SIteratorBase(std::shared_ptr<CControlData> data, + vector<SDummyGraphNode *> &inChildren) + : m_ControlData(data) + , m_Children(&inChildren) + , m_Index(0) + { + } + + SIteratorBase(const SIteratorBase &inOther) + : m_ControlData(inOther.m_ControlData) + , m_Children(inOther.m_Children) + , m_Index(inOther.m_Index) + { + } + + SIteratorBase &operator=(const SIteratorBase &inOther) + { + if (this != &inOther) { + m_ControlData = inOther.m_ControlData; + m_Children = inOther.m_Children; + m_Index = inOther.m_Index; + } + return *this; + } + + bool operator==(const SIteratorBase &other) { return m_Index == other.m_Index; } + bool operator!=(const SIteratorBase &other) { return m_Index != other.m_Index; } + + std::shared_ptr<CControlData> GetCurrent(); + + std::shared_ptr<CControlData> operator->() { return GetCurrent(); } + std::shared_ptr<CControlData> operator*() { return GetCurrent(); } + }; + + struct SReverseIterator : SIteratorBase + { + SReverseIterator() {} + SReverseIterator(std::shared_ptr<CControlData> data, + vector<SDummyGraphNode *> &inChildren) + : SIteratorBase(data, inChildren) + { + m_Index = (long)inChildren.size() - 1; + } + SReverseIterator(const SReverseIterator &inOther) + : SIteratorBase(inOther) + { + } + SReverseIterator &operator=(const SReverseIterator &inOther) + { + SIteratorBase::operator=(inOther); + return *this; + } + + bool IsDone() { return m_Children == nullptr || m_Index < 0; } + bool HasNext() { return m_Children && m_Index > -1; } + SReverseIterator &operator++() + { + --m_Index; + return *this; + } + SReverseIterator &operator+=(long inAmount) + { + m_Index -= inAmount; + return *this; + } + }; + + struct SIterator : SIteratorBase + { + SIterator() {} + SIterator(std::shared_ptr<CControlData> data, vector<SDummyGraphNode *> &inChildren) + : SIteratorBase(data, inChildren) + { + } + SIterator(const SReverseIterator &inOther) + : SIteratorBase(inOther) + { + } + SIterator &operator=(const SIterator &inOther) + { + SIteratorBase::operator=(inOther); + return *this; + } + + bool IsDone() { return m_Children == nullptr || m_Index >= (long)m_Children->size(); } + bool HasNext() { return m_Children && m_Index < (long)m_Children->size(); } + SIterator operator++() + { + ++m_Index; + return *this; + } + SIterator &operator+=(long inAmount) + { + m_Index += inAmount; + return *this; + } + }; + } +} +} +#endif
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