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#pragma once
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#include <QVector>
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#include <QRectF>
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#include "IxInterface.h"
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#include "iPlotBase_global.h"
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class QPainter;
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class ZxPaintParam;
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class ZxRenderItem;
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class ZxHandlePolicy;
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class ZxPolicy;
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class ZxTool;
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class ZxRenderView;
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class QMenu;
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class QPointF;
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class QSizeF;
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class QKeyEvent;
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class I_PLOTBASE_EXPORT ZxEdit
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: virtual public IxInterface
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{
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private:
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ZxEdit(ZxRenderItem* pItem);
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~ZxEdit();
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public:
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void updatePolicyHandles();
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/// 绘制工具的拖曳线/拖曳框等临时的辅助元素
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virtual void onPaint(QPainter* painter, const ZxPaintParam& param);
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/// 获取所属的GraphItem
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ZxRenderItem* getItem() const;
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/// 获取父Item的Edit
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ZxEdit* getParentEdit() const;
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/// 获取当前工具
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ZxTool* getCurrentTool() const;
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/// 获取当前视图
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ZxRenderView* getCurrentToolView() const;
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/// 添加Policy（两个接口基本一致）
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ZxPolicy* add(ZxPolicy* p, bool bAsStatic = false);
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ZxPolicy* addPolicy(ZxPolicy* p, bool bAsStatic = false);
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/// 移除policy（两个接口基本一致）
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ZxPolicy* remove(ZxPolicy* p);
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ZxPolicy* removePolicy(ZxPolicy* p);
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//void deletePolicy(ZxPolicy* p);
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/// 清除全部Policy
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/// @param bClearAll true时清除全部policy, false时只清除动态的policy
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void clear(bool bClearAll = false);
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/// 判断是否有policy
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bool empty() const;
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/// 判断是否有动态Policy
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/// @note 此方法速度较慢
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bool containsDynamicPolicy() const;
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/// 判断是否有静态Policy
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/// @note 此方法速度较慢
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bool containsStaticPolicy() const;
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/// 判断是否包含指定policy
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bool containsPolicy(ZxPolicy* p) const;
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////////////////////////////////////////////
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/// 内部使用的遍历器
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class I_PLOTBASE_EXPORT const_iterator
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{
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const ZxEdit* m_pEdit;
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int n;
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const_iterator(const ZxEdit* pEdit, int n);
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public:
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ZxPolicy* operator*();
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bool operator!=( const const_iterator& ) const;
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bool operator==( const const_iterator& ) const;
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const_iterator& operator++();
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friend class ZxEdit;
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};
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const_iterator begin() const;
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const_iterator end() const;
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/// 内部使用的遍历器
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class I_PLOTBASE_EXPORT const_reverse_iterator
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{
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const ZxEdit* m_pEdit;
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int n;
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const_reverse_iterator(const ZxEdit* pEdit, int n);
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public:
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ZxPolicy* operator*();
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bool operator!=( const const_reverse_iterator& ) const;
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bool operator==( const const_reverse_iterator& ) const;
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const_reverse_iterator& operator++();
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friend class ZxEdit;
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};
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const_reverse_iterator rbegin() const;
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const_reverse_iterator rend() const;
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////////////////////////////////////////////
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ZxHandlePolicy* getHandlePolicy() const;
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void setHandlePolicy(ZxHandlePolicy* p, bool bAsStatic = false);
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/// HandlePolicy的数量
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int getHandlePoliciesCount() const;
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virtual void onPrepareContextMenu(QMenu* pMenu, const QPointF& pos);
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virtual void onItemMove(const QPointF& ptOld, const QPointF& ptNew);
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virtual void onItemResize(const QSizeF & szOld, const QSizeF & szNew);
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/// 键
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virtual void onKeyPress(QKeyEvent* event);
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virtual void onKeyRelease(QKeyEvent* event);
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/// 刷新所有policy
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virtual void update();
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virtual QRectF getBounds() const;
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private:
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ZxRenderItem* m_pItem;
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QVector<ZxPolicy *> m_vecPolicies;
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int m_nHandlePoliciesCount;
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friend class ZxRenderItem;
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};
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