xmake.repo/packages/n/noesis/latest/Include/NsGui/LineGeometry.h
2024-12-22 19:15:02 +08:00

99 lines
2.5 KiB
C++

////////////////////////////////////////////////////////////////////////////////////////////////////
// NoesisGUI - http://www.noesisengine.com
// Copyright (c) 2013 Noesis Technologies S.L. All Rights Reserved.
////////////////////////////////////////////////////////////////////////////////////////////////////
#ifndef __GUI_LINEGEOMETRY_H__
#define __GUI_LINEGEOMETRY_H__
#include <NsCore/Noesis.h>
#include <NsGui/CoreApi.h>
#include <NsGui/Geometry.h>
namespace Noesis
{
struct Point;
////////////////////////////////////////////////////////////////////////////////////////////////////
/// Represents the geometry of a line.
///
/// http://msdn.microsoft.com/en-us/library/system.windows.media.linegeometry.aspx
////////////////////////////////////////////////////////////////////////////////////////////////////
class NS_GUI_CORE_API LineGeometry final: public Geometry
{
public:
LineGeometry();
LineGeometry(const Point& p1, const Point& p2);
/// Gets or sets the end point of a line.
//@{
const Point& GetEndPoint() const;
void SetEndPoint(const Point& end);
//@}
/// Gets or sets the start point of the line.
//@{
const Point& GetStartPoint() const;
void SetStartPoint(const Point& start);
//@}
/// From Geometry
//@{
bool IsEmpty() const override;
//@}
// Hides Freezable methods for convenience
//@{
Ptr<LineGeometry> Clone() const;
Ptr<LineGeometry> CloneCurrentValue() const;
//@}
/// From IRenderProxyCreator
//@{
void CreateRenderProxy(RenderTreeUpdater& updater, uint32_t proxyIndex) override;
void UpdateRenderProxy(RenderTreeUpdater& updater, uint32_t proxyIndex) override;
//@}
public:
/// Dependency properties
//@{
static const DependencyProperty* EndPointProperty;
static const DependencyProperty* StartPointProperty;
//@}
protected:
/// From DependencyObject
//@{
bool OnPropertyChanged(const DependencyPropertyChangedEventArgs& args) override;
//@}
/// From Freezable
//@{
Ptr<Freezable> CreateInstanceCore() const override;
//@}
/// From Geometry
//@{
Rect GetRenderBoundsOverride(Pen* pen) const override;
bool StrokeContainsOverride(Pen* pen, const Point& point) const override;
//@}
private:
enum UpdateFlags
{
UpdateFlags_StartPoint = Geometry::UpdateFlags_Sentinel,
UpdateFlags_EndPoint
};
NS_DECLARE_REFLECTION(LineGeometry, Geometry)
};
}
#endif