CPolygonShape.h

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// SPDX-License-Identifier: LGPL-2.1-or-later OR GPL-2.0-or-later OR GPL-3.0-or-later OR LicenseRef-ACF-Commercial
#pragma once
 
 
// Qt includes
#include <QtCore/QVector>
#include <QtGui/QPolygon>
 
// ACF includes
#include <i2d/CVector2d.h>
 
 
#include <iview/CRectControlledShapeBase.h>
 
 
namespace iview
{
 
 
class CPolygonShape: public CRectControlledShapeBase
{
public:
       typedef CRectControlledShapeBase BaseClass;
       typedef CInteractiveShapeBase ShapeBaseClass;
 
       virtual bool IsAreaTouchAllowed() const { return m_areaTouchAllowed; }
       virtual void SetAreaTouchAllowed(bool state = true) { m_areaTouchAllowed = state; }
 
       virtual bool IsEditableNodes() const { return m_editableNodes; }
       virtual void SetEditableNodes(bool state = true) { m_editableNodes = state; }
 
       virtual bool IsFirstVisible() const;
       virtual void SetFirstVisible(bool state = true);
 
       virtual bool IsAlwaysMovable() const;
 
       virtual void SetAlwaysMovable(bool state = true);
 
       // reimplemented (iview::IShape)
       virtual bool IsInside(const istd::CIndex2d& screenPosition) const override;
 
       // reimplemented (iview::ITouchable)
       virtual TouchState IsTouched(istd::CIndex2d position) const override;
       virtual QString GetShapeDescriptionAt(istd::CIndex2d position) const override;
 
       // reimplemented (iview::IVisualizable)
       virtual void Draw(QPainter& drawContext) const override;
 
       // reimplemented (imod::IObserver)
       virtual bool OnModelAttached(imod::IModel* modelPtr, istd::IChangeable::ChangeSet& changeMask) override;
 
       // reimplemented (iview::IMouseActionObserver)
       virtual bool OnMouseButton(istd::CIndex2d position, Qt::MouseButton buttonType, bool downFlag) override;
       virtual bool OnMouseMove(istd::CIndex2d position) override;
 
       // reimplemented (iview::IDraggable)
       virtual bool IsDraggable() const override;
 
protected:
       static const istd::IChangeable::ChangeSet& GetMoveChangeSet();
       static const istd::IChangeable::ChangeSet& GetMoveAllChangeSet();
 
       virtual i2d::CVector2d GetSegmentMiddle(int index) const;
       virtual void DrawCurve(QPainter& drawContext) const;
       virtual void DrawArea(QPainter& drawContext) const;
       virtual void DrawSelectionElements(QPainter& drawContext) const;
 
       // TODO...
       virtual bool IsAreaTouched(istd::CIndex2d position) const;
 
       // reimplemented (iview::CRectControlledShapeBase)
       virtual void EnsureValidNodes() const override;
       virtual bool IsCurveTouched(istd::CIndex2d position) const override;
 
       // reimplemented (iview::CInteractiveShapeBase)
       virtual void BeginLogDrag(const i2d::CVector2d& reference) override;
       virtual void SetLogDragPosition(const i2d::CVector2d& position) override;
 
       // reimplemented (iview::CShapeBase)
       virtual i2d::CRect CalcBoundingBox() const override;
 
protected:
       int m_referenceIndex = 0;
       QVector<i2d::CVector2d> m_references;
 
       i2d::CVector2d m_castAxis = { 1,0 };
       mutable i2d::CAffine2d m_castTransform;
       mutable QPolygonF m_screenPoints;
 
private:
       bool m_isFirstVisible = false;
       bool m_isAlwaysDraggable = false;
       bool m_areaTouchAllowed = false;
       bool m_editableNodes = true;
};
 
 
inline bool CPolygonShape::IsFirstVisible() const
{
       return m_isFirstVisible;
}
 
 
inline void CPolygonShape::SetFirstVisible(bool state)
{
       m_isFirstVisible = state;
}
 
 
inline bool CPolygonShape::IsAlwaysMovable() const
{
       return m_isAlwaysDraggable;
}
 
 
inline void CPolygonShape::SetAlwaysMovable(bool state)
{
       m_isAlwaysDraggable = state;
}
 
 
} // namespace iview