haiku/headers/os/interface/Shape.h
Stephan Aßmus 00873f7818 Added BShape::CurrentPoint(), returning the current end point of the path.
git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@35908 a95241bf-73f2-0310-859d-f6bbb57e9c96
2010-03-19 00:28:38 +00:00

116 lines
2.7 KiB
C++

/*
* Copyright 2006-2007, Haiku, Inc. All rights reserved.
* Distributed under the terms of the MIT License.
*/
#ifndef _SHAPE_H
#define _SHAPE_H
#include <Archivable.h>
class BPoint;
class BRect;
class BShape;
namespace BPrivate {
class ServerLink;
class PicturePlayer;
};
class BShapeIterator {
public:
BShapeIterator();
virtual ~BShapeIterator();
virtual status_t IterateMoveTo(BPoint* point);
virtual status_t IterateLineTo(int32 lineCount,
BPoint* linePts);
virtual status_t IterateBezierTo(int32 bezierCount,
BPoint* bezierPts);
virtual status_t IterateClose();
virtual status_t IterateArcTo(float& rx, float& ry,
float& angle, bool largeArc,
bool counterClockWise, BPoint& point);
status_t Iterate(BShape* shape);
private:
virtual void _ReservedShapeIterator2();
virtual void _ReservedShapeIterator3();
virtual void _ReservedShapeIterator4();
uint32 reserved[4];
};
class BShape : public BArchivable {
public:
BShape();
BShape(const BShape& other);
BShape(BMessage* archive);
virtual ~BShape();
static BArchivable* Instantiate(BMessage* archive);
virtual status_t Archive(BMessage* archive,
bool deep = true) const;
BShape& operator=(const BShape& other);
bool operator==(const BShape& other) const;
bool operator!=(const BShape& other) const;
void Clear();
BRect Bounds() const;
BPoint CurrentPosition() const;
status_t AddShape(const BShape* other);
status_t MoveTo(BPoint point);
status_t LineTo(BPoint linePoint);
status_t BezierTo(BPoint controlPoints[3]);
status_t BezierTo(const BPoint& control1,
const BPoint& control2,
const BPoint& endPoint);
status_t ArcTo(float rx, float ry,
float angle, bool largeArc,
bool counterClockWise,
const BPoint& point);
status_t Close();
private:
// FBC padding
virtual status_t Perform(perform_code code, void* data);
virtual void _ReservedShape1();
virtual void _ReservedShape2();
virtual void _ReservedShape3();
virtual void _ReservedShape4();
private:
friend class BShapeIterator;
friend class BView;
friend class BFont;
friend class BPrivate::PicturePlayer;
friend class BPrivate::ServerLink;
void GetData(int32* opCount, int32* ptCount,
uint32** opList, BPoint** ptList);
void SetData(int32 opCount, int32 ptCount,
const uint32* opList,
const BPoint* ptList);
void InitData();
bool AllocatePts(int32 count);
bool AllocateOps(int32 count);
private:
uint32 fState;
uint32 fBuildingOp;
void* fPrivateData;
uint32 reserved[4];
};
#endif // _SHAPE_H