#include "toonz/tpalettehandle.h"
#include "tools/toolhandle.h"
#include "toonz/tobjecthandle.h"
#include "toonz/txsheethandle.h"
#include "toonz/txshlevelhandle.h"
#include "toonz/tframehandle.h"
#include "tools/tool.h"
#include "tcolorstyles.h"
#include "tpalette.h"
#include "tools/toolutils.h"
#include "tstroke.h"
#include "tmathutil.h"
#include "tools/cursors.h"
#include "tproperty.h"
#include "ttoonzimage.h"
#include "drawutil.h"
#include "tvectorimage.h"
#include "tenv.h"
#include "bluredbrush.h"
#include "toonz/ttileset.h"
#include "toonz/toonzimageutils.h"
#include "toonz/tstageobject.h"
#include "toonz/tstageobjectspline.h"
#include "toonzqt/imageutils.h"
#include "toonzqt/dvdialog.h"
#include "toonz/trasterimageutils.h"
#include "toonz/preferences.h"
#include "tw/keycodes.h"
#include "historytypes.h"

// For Qt translation support
#include <QCoreApplication>

using namespace ToolUtils;

class GeometricTool;
class MultiLinePrimitive;

TEnv::DoubleVar GeometricSize("InknpaintGeometricSize", 1);
TEnv::DoubleVar GeometricRasterSize("InknpaintGeometricRasterSize", 1);
TEnv::StringVar GeometricType("InknpaintGeometricType", "Rectangle");
TEnv::IntVar GeometricEdgeCount("InknpaintGeometricEdgeCount", 3);
TEnv::IntVar GeometricSelective("InknpaintGeometricSelective", 0);
TEnv::IntVar GeometricGroupIt("InknpaintGeometricGroupIt", 0);
TEnv::IntVar GeometricAutofill("InknpaintGeometricAutofill", 0);
TEnv::IntVar GeometricPencil("InknpaintGeometricPencil", 0);
TEnv::DoubleVar GeometricBrushHardness("InknpaintGeometricHardness", 100);
TEnv::DoubleVar GeometricOpacity("InknpaintGeometricOpacity", 100);
TEnv::IntVar GeometricCapStyle("InknpaintGeometricCapStyle", 0);
TEnv::IntVar GeometricJoinStyle("InknpaintGeometricJoinStyle", 0);
TEnv::IntVar GeometricMiterValue("InknpaintGeometricMiterValue", 4);

//-------------------------------------------------------------------

#define ROUNDC_WSTR L"round_cap"
#define BUTT_WSTR L"butt_cap"
#define PROJECTING_WSTR L"projecting_cap"
#define ROUNDJ_WSTR L"round_join"
#define BEVEL_WSTR L"bevel_join"
#define MITER_WSTR L"miter_join"

//=============================================================================
// Utility Functions
//-----------------------------------------------------------------------------

TPointD rectify(const TPointD &oldPos, const TPointD &pos)
{
	const double h = sqrt(2.0) / 2.0;
	const TPointD directions[] = {
		TPointD(1, 0),
		TPointD(h, h),
		TPointD(0, 1),
		TPointD(-h, h),
		TPointD(-1, 0),
		TPointD(-h, -h),
		TPointD(0, -1),
		TPointD(h, -h)};
	TPointD v = pos - oldPos;
	int j = 0;
	double bestValue = v * directions[j];
	for (int k = 1; k < 8; k++) {
		double value = v * directions[k];
		if (value > bestValue) {
			bestValue = value;
			j = k;
		}
	}
	return oldPos + bestValue * directions[j];
}

//-----------------------------------------------------------------------------

TPointD computeSpeed(TPointD p0, TPointD p1, double factor)
{
	TPointD d = p1 - p0;
	return (d == TPointD()) ? TPointD() : d * (factor / norm(d));
}

//-----------------------------------------------------------------------------

TRect drawBluredBrush(const TRasterImageP &ri, TStroke *stroke, int thick, double hardness, double opacity)
{
	TStroke *s = new TStroke(*stroke);
	TPointD riCenter = ri->getRaster()->getCenterD();
	s->transform(TTranslation(riCenter));
	int styleId = s->getStyle();
	TPalette *plt = ri->getPalette();
	TPixel32 color = plt->getStyle(styleId)->getMainColor();

	TRectD bbox = s->getBBox();
	TRect bboxI = convert(bbox).enlarge(1);
	TRect rectRender = bboxI * ri->getRaster()->getBounds();
	if (rectRender.isEmpty())
		return TRect();

	TRaster32P workRas(ri->getRaster()->getSize());
	TRaster32P backupRas = ri->getRaster()->clone();
	workRas->clear();
	QRadialGradient brushPad = ToolUtils::getBrushPad(thick, hardness);
	BluredBrush brush(workRas, thick, brushPad, false);

	int i, chunkCount = s->getChunkCount();
	for (i = 0; i < chunkCount; i++) {
		const TThickQuadratic *q = s->getChunk(i);
		vector<TThickPoint> points;
		points.push_back(q->getThickP0());
		points.push_back(q->getThickP1());
		points.push_back(q->getThickP2());
		//i punti contenuti nello stroke sembra che haano la tickness pari al raggio e non al diametro del punto!
		points[0].thick *= 2;
		points[1].thick *= 2;
		points[2].thick *= 2;
		TRect chunkBox = brush.getBoundFromPoints(points);
		brush.addArc(points[0], points[1], points[2], 1, 1);
		brush.updateDrawing(ri->getRaster(), backupRas, color, chunkBox, opacity);
	}

	delete s;
	return rectRender;
}

//-----------------------------------------------------------------------------

TRect drawBluredBrush(const TToonzImageP &ti, TStroke *stroke, int thick, double hardness,
					  bool selective)
{
	TStroke *s = new TStroke(*stroke);
	TPointD riCenter = ti->getRaster()->getCenterD();
	s->transform(TTranslation(riCenter));
	int styleId = s->getStyle();

	TRectD bbox = s->getBBox();
	TRect bboxI = convert(bbox).enlarge(1);
	TRect rectRender = bboxI * ti->getRaster()->getBounds();
	if (rectRender.isEmpty())
		return TRect();

	TRaster32P workRas(ti->getRaster()->getSize());
	TRasterCM32P backupRas = ti->getRaster()->clone();
	workRas->clear();
	QRadialGradient brushPad = ToolUtils::getBrushPad(thick, hardness);
	BluredBrush brush(workRas, thick, brushPad, false);

	int i, chunkCount = s->getChunkCount();
	for (i = 0; i < chunkCount; i++) {
		const TThickQuadratic *q = s->getChunk(i);
		vector<TThickPoint> points;
		points.push_back(q->getThickP0());
		points.push_back(q->getThickP1());
		points.push_back(q->getThickP2());
		//i punti contenuti nello stroke sembra che haano la tickness pari al raggio e non al diametro del punto!
		points[0].thick *= 2;
		points[1].thick *= 2;
		points[2].thick *= 2;
		TRect chunkBox = brush.getBoundFromPoints(points);
		brush.addArc(points[0], points[1], points[2], 1, 1);
		brush.updateDrawing(ti->getRaster(), backupRas, chunkBox, styleId, selective);
	}

	delete s;
	return rectRender;
}

//-----------------------------------------------------------------------------

class MultilinePrimitiveUndo : public TUndo
{
	vector<TPointD> m_oldVertex;
	vector<TPointD> m_newVertex;
	MultiLinePrimitive *m_tool;

public:
	MultilinePrimitiveUndo(const vector<TPointD> &vertex, MultiLinePrimitive *tool)
		: TUndo(), m_oldVertex(vertex), m_tool(tool), m_newVertex()
	{
	}

	~MultilinePrimitiveUndo() {}

	void undo() const;
	void redo() const;
	void setNewVertex(const vector<TPointD> &vertex)
	{
		m_newVertex = vertex;
	}

	int getSize() const
	{
		return sizeof(this);
	}

	QString getToolName();
	int getHistoryType()
	{
		return HistoryType::GeometricTool;
	}
};

//-----------------------------------------------------------------------------

class FullColorBluredPrimitiveUndo : public UndoFullColorPencil
{
	int m_thickness;
	double m_hardness;

public:
	FullColorBluredPrimitiveUndo(TXshSimpleLevel *level, const TFrameId &frameId, TStroke *stroke, int thickness,
								 double hardness, double opacity, bool doAntialias, bool createdFrame, bool createdLevel)
		: UndoFullColorPencil(level, frameId, stroke, opacity, doAntialias, createdFrame, createdLevel), m_thickness(thickness), m_hardness(hardness)
	{
		TRasterP raster = getImage()->getRaster();
		TDimension d = raster->getSize();
		m_tiles = new TTileSetFullColor(d);
		TRect rect = convert(stroke->getBBox()) + TPoint((int)(d.lx * 0.5), (int)(d.ly * 0.5));
		m_tiles->add(raster, rect.enlarge(2));
		m_stroke = new TStroke(*stroke);
	}

	~FullColorBluredPrimitiveUndo() {}

	void redo() const
	{
		insertLevelAndFrameIfNeeded();
		TRasterImageP ri = getImage();
		if (!ri)
			return;
		drawBluredBrush(ri, m_stroke, m_thickness, m_hardness, m_opacity);
		TTool::getApplication()->getCurrentXsheet()->notifyXsheetChanged();
		notifyImageChanged();
	}

	int getSize() const
	{
		return UndoFullColorPencil::getSize() + sizeof(this);
	}
};

//-----------------------------------------------------------------------------
/*-- Hardness<100 のときの GeometricToolのUndo --*/
class CMBluredPrimitiveUndo : public UndoRasterPencil
{
	int m_thickness;
	double m_hardness;
	bool m_selective;

public:
	CMBluredPrimitiveUndo(TXshSimpleLevel *level, const TFrameId &frameId, TStroke *stroke, int thickness,
						  double hardness, bool selective, bool doAntialias, bool createdFrame, bool createdLevel,
						  string primitiveName)
		: UndoRasterPencil(level, frameId, stroke, selective, false, doAntialias, createdFrame, createdLevel,
						   primitiveName),
		  m_thickness(thickness), m_hardness(hardness), m_selective(selective)
	{
		TRasterCM32P raster = getImage()->getRaster();
		TDimension d = raster->getSize();
		m_tiles = new TTileSetCM32(d);
		TRect rect = convert(stroke->getBBox()) + TPoint((int)(d.lx * 0.5), (int)(d.ly * 0.5));
		m_tiles->add(raster, rect.enlarge(2));
		m_stroke = new TStroke(*stroke);
	}

	~CMBluredPrimitiveUndo() {}

	void redo() const
	{
		insertLevelAndFrameIfNeeded();
		TToonzImageP ti = getImage();
		if (!ti)
			return;
		drawBluredBrush(ti, m_stroke, m_thickness, m_hardness, m_selective);
		TTool::getApplication()->getCurrentXsheet()->notifyXsheetChanged();
		notifyImageChanged();
	}

	int getSize() const
	{
		return UndoRasterPencil::getSize() + sizeof(this);
	}
};

//-----------------------------------------------------------------------------

class PrimitiveParam
{

	Q_DECLARE_TR_FUNCTIONS(PrimitiveParam)

public:
	TDoubleProperty m_toolSize;
	TIntProperty m_rasterToolSize;
	TDoubleProperty m_opacity;
	TDoubleProperty m_hardness;
	TEnumProperty m_type;
	TIntProperty m_edgeCount;
	TBoolProperty m_autogroup;
	TBoolProperty m_autofill;
	TBoolProperty m_selective;
	TBoolProperty m_pencil;
	TEnumProperty m_capStyle;
	TEnumProperty m_joinStyle;
	TIntProperty m_miterJoinLimit;

	TPropertyGroup m_prop[2];

	int m_targetType;

	PrimitiveParam(int targetType)
		: m_type("Shape:") // "W_ToolOptions_ShapeType")
		  ,
		  m_toolSize("Size:", 0, 100, 1) // "W_ToolOptions_ShapeThickness", 0,30,1)
		  ,
		  m_rasterToolSize("Size:", 1, 100, 1), m_opacity("Opacity:", 0, 100, 100), m_hardness("Hardness:", 0, 100, 100), m_edgeCount("Polygon Sides:", 3, 15, 3), m_autogroup("Auto Group", false), m_autofill("Auto Fill", false), m_selective("Selective", false), m_pencil("Pencil Mode", false), m_capStyle("Cap"), m_joinStyle("Join"), m_miterJoinLimit("Miter:", 0, 100, 4), m_targetType(targetType)
	{
		if (targetType & TTool::Vectors)
			m_prop[0].bind(m_toolSize);
		if (targetType & TTool::ToonzImage || targetType & TTool::RasterImage) {
			m_prop[0].bind(m_rasterToolSize);
			m_prop[0].bind(m_hardness);
		}
		if (targetType & TTool::RasterImage)
			m_prop[0].bind(m_opacity);
		m_prop[0].bind(m_type);

		m_prop[0].bind(m_edgeCount);

		if (targetType & TTool::Vectors) {
			m_prop[0].bind(m_autogroup);
			m_prop[0].bind(m_autofill);
		}
		if (targetType & TTool::ToonzImage) {
			m_prop[0].bind(m_selective);
			m_prop[0].bind(m_pencil);
			m_pencil.setId("PencilMode");
		}

		m_capStyle.addValue(BUTT_WSTR);
		m_capStyle.addValue(ROUNDC_WSTR);
		m_capStyle.addValue(PROJECTING_WSTR);
		m_capStyle.setId("Cap");

		m_joinStyle.addValue(MITER_WSTR);
		m_joinStyle.addValue(ROUNDJ_WSTR);
		m_joinStyle.addValue(BEVEL_WSTR);
		m_joinStyle.setId("Join");

		m_miterJoinLimit.setId("Miter");

		m_prop[1].bind(m_capStyle);
		m_prop[1].bind(m_joinStyle);
		m_prop[1].bind(m_miterJoinLimit);

		m_selective.setId("Selective");
		m_autogroup.setId("AutoGroup");
		m_autofill.setId("Autofill");
		m_type.setId("GeometricShape");
		m_edgeCount.setId("GeometricEdge");
	}

	void updateTranslation()
	{
		m_type.setQStringName(tr("Shape:"));
		m_toolSize.setQStringName(tr("Size:"));
		m_rasterToolSize.setQStringName(tr("Thickness:"));
		m_opacity.setQStringName(tr("Opacity:"));
		m_hardness.setQStringName(tr("Hardness:"));
		m_edgeCount.setQStringName(tr("Polygon Sides:"));
		m_autogroup.setQStringName(tr("Auto Group"));
		m_autofill.setQStringName(tr("Auto Fill"));
		m_selective.setQStringName(tr("Selective"));
		m_pencil.setQStringName(tr("Pencil Mode"));
		m_capStyle.setQStringName(tr("Cap"));
		m_joinStyle.setQStringName(tr("Join"));
		m_miterJoinLimit.setQStringName(tr("Miter:"));
	}
};

//=============================================================================
// Abstract Class Primitive
//-----------------------------------------------------------------------------

class Primitive
{
protected:
	bool m_isEditing, m_rasterTool, m_isPrompting;
	GeometricTool *m_tool;
	PrimitiveParam *m_param;

public:
	Primitive(PrimitiveParam *param, GeometricTool *tool, bool rasterTool)
		: m_param(param), m_tool(tool), m_isEditing(false), m_rasterTool(rasterTool), m_isPrompting(false)
	{
	}

	double getThickness() const
	{
		if (m_rasterTool)
			return m_param->m_rasterToolSize.getValue() * 0.5;
		else
			return m_param->m_toolSize.getValue() * 0.5;
	}

	void setIsPrompting(bool value) { m_isPrompting = value; }

	virtual string getName() const = 0;

	virtual ~Primitive() {}

	virtual void leftButtonDown(const TPointD &p, const TMouseEvent &e){};
	virtual void leftButtonDrag(const TPointD &p, const TMouseEvent &e){};
	virtual void leftButtonUp(const TPointD &p, const TMouseEvent &e){};
	virtual void leftButtonDoubleClick(const TPointD &, const TMouseEvent &e){};
	virtual void rightButtonDown(const TPointD &p, const TMouseEvent &e){};
	virtual void mouseMove(const TPointD &p, const TMouseEvent &e){};
	virtual bool keyDown(int key, const TPoint &point) { return false; }
	virtual void onEnter(){};
	virtual void draw(){};
	virtual void onActivate(){};
	virtual void onDeactivate(){};
	virtual void onImageChanged(){};

	virtual TStroke *makeStroke() const = 0;
};

//=============================================================================
// Rectangle Primitive Class Declaration
//-----------------------------------------------------------------------------

class RectanglePrimitive : public Primitive
{
	TRectD m_selectingRect;
	TPointD m_pos;
	TPointD m_startPoint;
	TPixel32 m_color;

public:
	RectanglePrimitive(PrimitiveParam *param, GeometricTool *tool, bool reasterTool)
		: Primitive(param, tool, reasterTool)
	{
	}

	virtual string getName() const { return "Rectangle"; } // W_ToolOptions_ShapeRect"; }

	TStroke *makeStroke() const;
	void draw();
	void leftButtonDown(const TPointD &pos, const TMouseEvent &);
	void leftButtonDrag(const TPointD &realPos, const TMouseEvent &e);
	void leftButtonUp(const TPointD &pos, const TMouseEvent &);
	void mouseMove(const TPointD &pos, const TMouseEvent &e);
	void onEnter();
};

//=============================================================================
// Circle Primitive Class Declaration
//-----------------------------------------------------------------------------

class CirclePrimitive : public Primitive
{
	TPointD m_centre;
	TPointD m_pos;
	double m_radius;
	TPixel32 m_color;

public:
	CirclePrimitive(PrimitiveParam *param, GeometricTool *tool, bool reasterTool)
		: Primitive(param, tool, reasterTool)
	{
	}

	virtual string getName() const { return "Circle"; } // W_ToolOptions_ShapeCircle";}

	void draw();
	void leftButtonDown(const TPointD &pos, const TMouseEvent &);
	void leftButtonDrag(const TPointD &pos, const TMouseEvent &e);
	TStroke *makeStroke() const;
	void leftButtonUp(const TPointD &pos, const TMouseEvent &);
	void mouseMove(const TPointD &pos, const TMouseEvent &e);
	void onEnter();
};

//=============================================================================
// MultiLine Primitive Class Declaration
//-----------------------------------------------------------------------------

const double joinDistance = 5.0;

class MultiLinePrimitive : public Primitive
{
protected:
	vector<TPointD> m_vertex;
	TPointD m_mousePosition;
	TPixel32 m_color;
	bool m_closed, m_isSingleLine;
	bool m_speedMoved;		 //!< True after moveSpeed(), false after addVertex()
	bool m_beforeSpeedMoved; //!< Old value of m_speedMoved
	bool m_ctrlDown;		 //!< Whether ctrl is hold down
	MultilinePrimitiveUndo *m_undo;

public:
	MultiLinePrimitive(PrimitiveParam *param, GeometricTool *tool, bool reasterTool)
		: Primitive(param, tool, reasterTool), m_closed(false), m_isSingleLine(false), m_speedMoved(false), m_beforeSpeedMoved(false), m_ctrlDown(false)
	{
	}

	virtual string getName() const { return "Polyline"; } // W_ToolOptions_ShapePolyline";}

	void addVertex(const TPointD &pos);
	void moveSpeed(const TPointD &delta);
	virtual void draw();
	virtual void leftButtonDown(const TPointD &pos, const TMouseEvent &e);
	void leftButtonDrag(const TPointD &pos, const TMouseEvent &e);
	virtual void leftButtonDoubleClick(const TPointD &, const TMouseEvent &e);
	void leftButtonUp(const TPointD &pos, const TMouseEvent &);
	void mouseMove(const TPointD &pos, const TMouseEvent &e);
	bool keyDown(int key, const TPoint &point);
	TStroke *makeStroke() const;
	void endLine();
	void onActivate();
	void onDeactivate()
	{
		m_vertex.clear();
		m_speedMoved = false;
		m_beforeSpeedMoved = false;
	}
	void onEnter();
	void onImageChanged();
	void setVertexes(const vector<TPointD> &vertex)
	{
		m_vertex = vertex;
	};
	void setSpeedMoved(bool speedMoved)
	{
		m_speedMoved = speedMoved;
	};
};

//-----------------------------------------------------------------------------

void MultilinePrimitiveUndo::undo() const
{
	m_tool->setVertexes(m_oldVertex);
	int count = m_oldVertex.size();
	bool speedMoved = (count != 0 && count % 4 != 1);
	m_tool->setSpeedMoved(speedMoved);
	TTool::getApplication()->getCurrentTool()->getTool()->invalidate();
}

//-----------------------------------------------------------------------------

void MultilinePrimitiveUndo::redo() const
{
	m_tool->setVertexes(m_newVertex);
	int count = m_newVertex.size();
	bool speedMoved = (count != 0 && count % 4 != 1);
	m_tool->setSpeedMoved(speedMoved);
	TTool::getApplication()->getCurrentTool()->getTool()->invalidate();
}

//----------------------------------------------------------------------------

QString MultilinePrimitiveUndo::getToolName()
{
	return QString("Geometric Tool %1")
		.arg(QString::fromStdString(m_tool->getName()));
}

//=============================================================================
// Line Primitive Class Declaration
//-----------------------------------------------------------------------------

class LinePrimitive : public MultiLinePrimitive
{
public:
	LinePrimitive(PrimitiveParam *param, GeometricTool *tool, bool reasterTool)
		: MultiLinePrimitive(param, tool, reasterTool)
	{
		m_isSingleLine = true;
	}

	string getName() const { return "Line"; } // W_ToolOptions_ShapePolyline";}

	void draw();
	void leftButtonDown(const TPointD &pos, const TMouseEvent &e);
	void leftButtonUp(const TPointD &pos, const TMouseEvent &e);
	void leftButtonDrag(const TPointD &pos, const TMouseEvent &e);
	void leftButtonDoubleClick(const TPointD &, const TMouseEvent &e) {}
};

//=============================================================================
// Ellipse Primitive Class Declaration
//-----------------------------------------------------------------------------

class EllipsePrimitive : public Primitive
{
	TPointD m_pos;
	TRectD m_selectingRect;
	TPointD m_startPoint;
	TPixel32 m_color;

public:
	EllipsePrimitive(PrimitiveParam *param, GeometricTool *tool, bool reasterTool)
		: Primitive(param, tool, reasterTool)
	{
	}

	virtual string getName() const { return "Ellipse"; } // W_ToolOptions_ShapeEllipse";}

	void draw();
	void leftButtonDown(const TPointD &pos, const TMouseEvent &);
	void leftButtonDrag(const TPointD &realPos, const TMouseEvent &e);
	TStroke *makeStroke() const;
	void leftButtonUp(const TPointD &pos, const TMouseEvent &);
	void mouseMove(const TPointD &pos, const TMouseEvent &e);
	void onEnter();
};

//=============================================================================
// Arc Primitive Class Declaration
//-----------------------------------------------------------------------------

class ArcPrimitive : public Primitive
{
	TStroke *m_stroke;
	TPointD m_startPoint, m_endPoint, m_centralPoint;
	int m_clickNumber;
	TPixel32 m_color;

public:
	ArcPrimitive(PrimitiveParam *param, GeometricTool *tool, bool reasterTool)
		: Primitive(param, tool, reasterTool), m_stroke(0), m_clickNumber(0)
	{
	}

	~ArcPrimitive()
	{
		if (m_stroke)
			delete m_stroke;
	}

	virtual string getName() const { return "Arc"; } // _ToolOptions_ShapeArc";}

	TStroke *makeStroke() const;
	void draw();
	void leftButtonUp(const TPointD &pos, const TMouseEvent &);
	void mouseMove(const TPointD &pos, const TMouseEvent &e);
	void onEnter();
};

//=============================================================================
// Polygon Primitive Class Declaration
//-----------------------------------------------------------------------------

class PolygonPrimitive : public Primitive
{
	TPointD m_startPoint, m_centre;
	double m_radius;
	TPixel32 m_color;

public:
	PolygonPrimitive(PrimitiveParam *param, GeometricTool *tool, bool reasterTool)
		: Primitive(param, tool, reasterTool)
	{
	}

	virtual string getName() const { return "Polygon"; } // W_ToolOptions_ShapePolygon";}

	TStroke *makeStroke() const;
	void draw();
	void leftButtonDown(const TPointD &pos, const TMouseEvent &);
	void leftButtonDrag(const TPointD &pos, const TMouseEvent &e);
	void leftButtonUp(const TPointD &pos, const TMouseEvent &);
};

//=============================================================================
// Geometric Tool
//-----------------------------------------------------------------------------

class GeometricTool : public TTool
{
protected:
	Primitive *m_primitive;
	map<wstring, Primitive *> m_primitiveTable;
	PrimitiveParam m_param;
	wstring m_typeCode;
	bool m_active;
	bool m_firstTime;

public:
	GeometricTool(int targetType)
		: TTool("T_Geometric"), m_primitive(0), m_param(targetType), m_active(false), m_firstTime(true)
	{
		bind(targetType);
		if ((targetType & TTool::RasterImage) ||
			(targetType & TTool::ToonzImage)) {
			addPrimitive(new RectanglePrimitive(&m_param, this, true));
			addPrimitive(new CirclePrimitive(&m_param, this, true));
			addPrimitive(new EllipsePrimitive(&m_param, this, true));
			addPrimitive(new LinePrimitive(&m_param, this, true));
			addPrimitive(new MultiLinePrimitive(&m_param, this, true));
			addPrimitive(new ArcPrimitive(&m_param, this, true));
			addPrimitive(new PolygonPrimitive(&m_param, this, true));
		} else //targetType == 1
		{
			//vector
			addPrimitive(m_primitive = new RectanglePrimitive(&m_param, this, false));
			addPrimitive(new CirclePrimitive(&m_param, this, false));
			addPrimitive(new EllipsePrimitive(&m_param, this, false));
			addPrimitive(new LinePrimitive(&m_param, this, false));
			addPrimitive(new MultiLinePrimitive(&m_param, this, false));
			addPrimitive(new ArcPrimitive(&m_param, this, false));
			addPrimitive(new PolygonPrimitive(&m_param, this, false));
		}
	}

	~GeometricTool()
	{
		map<wstring, Primitive *>::iterator it;
		for (it = m_primitiveTable.begin(); it != m_primitiveTable.end(); ++it)
			delete it->second;
	}

	ToolType getToolType() const { return TTool::LevelWriteTool; }

	void updateTranslation()
	{
		m_param.updateTranslation();
	}

	void addPrimitive(Primitive *p)
	{
		// TODO: aggiungere il controllo per evitare nomi ripetuti
		wstring name = toWideString(p->getName());
		//wstring name = TStringTable::translate(p->getName());

		m_primitiveTable[name] = p;
		m_param.m_type.addValue(name);
	}

	void changeType(wstring name)
	{
		map<wstring, Primitive *>::iterator it = m_primitiveTable.find(name);
		if (it != m_primitiveTable.end())
			m_primitive = it->second;
	}

	void leftButtonDown(const TPointD &p, const TMouseEvent &e)
	{
		/* m_active = getApplication()->getCurrentObject()->isSpline() ||
               (bool) getImage(true);*/

		m_active = touchImage(); // NEEDS to be done even if(m_active), due
		if (!m_active)			 // to the HORRIBLE m_frameCreated / m_levelCreated
			return;				 // mechanism. touchImage() is the ONLY function
								 // resetting them to false...                       >_<
		if (m_primitive)
			m_primitive->leftButtonDown(p, e);
		invalidate();
	}
	void leftButtonDrag(const TPointD &p, const TMouseEvent &e)
	{
		if (!m_active)
			return;
		if (m_primitive)
			m_primitive->leftButtonDrag(p, e);
		invalidate();
	}
	void leftButtonUp(const TPointD &p, const TMouseEvent &e)
	{
		if (!m_active)
			return;
		if (m_primitive)
			m_primitive->leftButtonUp(p, e);
		invalidate();
	}
	void leftButtonDoubleClick(const TPointD &p, const TMouseEvent &e)
	{
		if (!m_active)
			return;
		if (m_primitive)
			m_primitive->leftButtonDoubleClick(p, e);
		invalidate();
	}

	bool keyDown(int key, TUINT32 b, const TPoint &point)
	{
		return m_primitive->keyDown(key, point);
	}

	void onImageChanged()
	{
		if (m_primitive)
			m_primitive->onImageChanged();
		invalidate();
	}

	void rightButtonDown(const TPointD &p, const TMouseEvent &e)
	{
		if (m_primitive)
			m_primitive->rightButtonDown(p, e);
		invalidate();
	}

	void mouseMove(const TPointD &p, const TMouseEvent &e)
	{
		if (m_primitive)
			m_primitive->mouseMove(p, e);
	}

	void onActivate()
	{

		if (m_firstTime) {
			m_param.m_toolSize.setValue(GeometricSize);
			m_param.m_rasterToolSize.setValue(GeometricRasterSize);
			m_param.m_opacity.setValue(GeometricOpacity);
			m_param.m_hardness.setValue(GeometricBrushHardness);
			m_param.m_selective.setValue(GeometricSelective ? 1 : 0);
			m_param.m_autogroup.setValue(GeometricGroupIt ? 1 : 0);
			m_param.m_autofill.setValue(GeometricAutofill ? 1 : 0);
			wstring typeCode = toWideString((GeometricType.getValue()));
			m_param.m_type.setValue(typeCode);
			GeometricType = toString(typeCode);
			m_typeCode = typeCode;
			changeType(typeCode);
			m_param.m_edgeCount.setValue(GeometricEdgeCount);
			m_param.m_pencil.setValue(GeometricPencil ? 1 : 0);
			m_param.m_capStyle.setIndex(GeometricCapStyle);
			m_param.m_joinStyle.setIndex(GeometricJoinStyle);
			m_param.m_miterJoinLimit.setValue(GeometricMiterValue);
			m_firstTime = false;
		}
		/*--	ショートカットでいきなりスタート（＝onEnterを通らない場合）のとき、
			LineToolが反応しないことがある対策 --*/
		m_active = (getImage(false) != 0 || Preferences::instance()->isAutoCreateEnabled());

		if (m_primitive)
			m_primitive->onActivate();
	}

	void onDeactivate()
	{
		if (m_primitive)
			m_primitive->onDeactivate();
	}

	void onEnter()
	{
		m_active = getImage(false) != 0;
		if (m_active && m_primitive)
			m_primitive->onEnter();
	}

	void draw()
	{
		if (m_primitive)
			m_primitive->draw();
	}

	int getCursorId() const { return ToolCursor::PenCursor; }

	int getColorClass() const { return 1; }

	TPropertyGroup *getProperties(int idx)
	{
		return &m_param.m_prop[idx];
	}

	bool onPropertyChanged(string propertyName)
	{
		/*---	変更されたPropertyごとに処理を分ける。
			注意：m_toolSizeとm_rasterToolSizeは同じName(="Size:")なので、
			扱っている画像がラスタかどうかで区別する ---*/
		if (propertyName == m_param.m_toolSize.getName()) {
			TImageP img = getImage(false);
			TToonzImageP ri(img); /*-- ラスタかどうかの判定 --*/
			if (ri)
				GeometricRasterSize = m_param.m_rasterToolSize.getValue();
			else
				GeometricSize = m_param.m_toolSize.getValue();
		} else if (propertyName == m_param.m_type.getName()) {
			wstring typeCode = m_param.m_type.getValue();
			GeometricType = toString(typeCode);
			if (typeCode != m_typeCode) {
				m_typeCode = typeCode;
				changeType(typeCode);
			}
		} else if (propertyName == m_param.m_edgeCount.getName())
			GeometricEdgeCount = m_param.m_edgeCount.getValue();
		else if (propertyName == m_param.m_autogroup.getName()) {
			if (!m_param.m_autogroup.getValue()) {
				m_param.m_autofill.setValue(false);
				//this is ugly: it's needed to refresh the GUI of the toolbar after having set to false the autofill...
				TTool::getApplication()->getCurrentTool()->setTool(""); //necessary, otherwise next setTool is ignored...
				TTool::getApplication()->getCurrentTool()->setTool(QString::fromStdString(getName()));
			}
			GeometricGroupIt = m_param.m_autogroup.getValue();
		} else if (propertyName == m_param.m_autofill.getName()) {
			if (m_param.m_autofill.getValue()) {
				m_param.m_autogroup.setValue(true);
				//this is ugly: it's needed to refresh the GUI of the toolbar after having set to false the autofill...
				TTool::getApplication()->getCurrentTool()->setTool(""); //necessary, otherwise next setTool is ignored...
				TTool::getApplication()->getCurrentTool()->setTool(QString::fromStdString(getName()));
			}
			GeometricGroupIt = m_param.m_autofill.getValue();
		} else if (propertyName == m_param.m_selective.getName())
			GeometricSelective = m_param.m_selective.getValue();
		else if (propertyName == m_param.m_pencil.getName())
			GeometricPencil = m_param.m_pencil.getValue();
		else if (propertyName == m_param.m_hardness.getName())
			GeometricBrushHardness = m_param.m_hardness.getValue();
		else if (propertyName == m_param.m_opacity.getName())
			GeometricOpacity = m_param.m_opacity.getValue();
		else if (propertyName == m_param.m_capStyle.getName())
			GeometricCapStyle = m_param.m_capStyle.getIndex();
		else if (propertyName == m_param.m_joinStyle.getName())
			GeometricJoinStyle = m_param.m_joinStyle.getIndex();
		else if (propertyName == m_param.m_miterJoinLimit.getName())
			GeometricMiterValue = m_param.m_miterJoinLimit.getValue();

		return false;
	}

	void addStroke()
	{
		if (!m_primitive)
			return;
		TStroke *stroke = m_primitive->makeStroke();
		if (!stroke)
			return;

		TStroke::OutlineOptions &options = stroke->outlineOptions();
		options.m_capStyle = m_param.m_capStyle.getIndex();
		options.m_joinStyle = m_param.m_joinStyle.getIndex();
		options.m_miterUpper = m_param.m_miterJoinLimit.getValue();

		TImage *image = getImage(true);
		TToonzImageP ti(image);
		TVectorImageP vi(image);
		TRasterImageP ri(image);
		TXshSimpleLevel *sl = TTool::getApplication()->getCurrentLevel()->getSimpleLevel();
		TFrameId id = getCurrentFid();
		/*-- ToonzImageの場合 --*/
		if (ti) {
			int styleId = TTool::getApplication()->getCurrentLevelStyleIndex();
			bool selective = m_param.m_selective.getValue();

			bool filled = false;

			stroke->setStyle(styleId);
			double hardness = m_param.m_hardness.getValue() * 0.01;
			TRect savebox;
			if (hardness == 1 || m_param.m_pencil.getValue()) {
				TUndoManager::manager()->add(new UndoRasterPencil(sl, id, stroke, selective, filled, !m_param.m_pencil.getValue(),
																  m_isFrameCreated, m_isLevelCreated, m_primitive->getName()));
				savebox = ToonzImageUtils::addInkStroke(ti, stroke, styleId,
														selective, filled, TConsts::infiniteRectD, !m_param.m_pencil.getValue());
			} else {
				int thickness = m_param.m_rasterToolSize.getValue();
				TUndoManager::manager()->add(new CMBluredPrimitiveUndo(sl, id, stroke, thickness, hardness, selective, false,
																	   m_isFrameCreated, m_isLevelCreated, m_primitive->getName()));
				savebox = drawBluredBrush(ti, stroke, thickness, hardness, selective);
			}
			ToolUtils::updateSaveBox();
			delete stroke;
		}
		/*-- VectorImageの場合 --*/
		else if (vi) {
			if (TTool::getApplication()->getCurrentObject()->isSpline()) {
				if (!ToolUtils::isJustCreatedSpline(vi.getPointer())) {
					m_primitive->setIsPrompting(true);
					QString question("Are you sure you want to replace the motion path?");
					int ret = DVGui::MsgBox(question, QObject::tr("Yes"), QObject::tr("No"), 0);
					m_primitive->setIsPrompting(false);
					if (ret == 2 || ret == 0)
						return;
				}
				TUndo *undo = new UndoPath(getXsheet()->getStageObject(getObjectId())->getSpline());
				while (vi->getStrokeCount() > 0)
					vi->deleteStroke(0);
				vi->addStroke(stroke, false);
				notifyImageChanged();
				TUndoManager::manager()->add(undo);
			} else {
				int styleId = TTool::getApplication()->getCurrentLevelStyleIndex();
				if (styleId >= 0)
					stroke->setStyle(styleId);
				QMutexLocker lock(vi->getMutex());
				vector<TFilledRegionInf> *fillInformation = new vector<TFilledRegionInf>;
				ImageUtils::getFillingInformationOverlappingArea(vi, *fillInformation, stroke->getBBox());
				vi->addStroke(stroke);
				TUndoManager::manager()->add(new UndoPencil(vi->getStroke(vi->getStrokeCount() - 1), fillInformation, sl, id,
															m_isFrameCreated, m_isLevelCreated,
															m_param.m_autogroup.getValue(), m_param.m_autofill.getValue()));
			}
			if (m_param.m_autogroup.getValue() && stroke->isSelfLoop()) {
				int index = vi->getStrokeCount() - 1;
				vi->group(index, 1);
				if (m_param.m_autofill.getValue()) {
					//to avoid filling other strokes, I enter into the new stroke group
					int currentGroup = vi->exitGroup();
					vi->enterGroup(index);
					vi->selectFill(stroke->getBBox().enlarge(1, 1), 0, stroke->getStyle(), false, true, false);
					if (currentGroup != -1)
						vi->enterGroup(currentGroup);
					else
						vi->exitGroup();
				}
			}
		}
		/*-- RasterImageの場合 --*/
		else if (ri) {
			int styleId = TTool::getApplication()->getCurrentLevelStyleIndex();
			stroke->setStyle(styleId);
			double opacity = m_param.m_opacity.getValue() * 0.01;
			double hardness = m_param.m_hardness.getValue() * 0.01;
			TRect savebox;
			if (hardness == 1) {
				TUndoManager::manager()->add(new UndoFullColorPencil(sl, id, stroke, opacity, true, m_isFrameCreated, m_isLevelCreated));
				savebox = TRasterImageUtils::addStroke(ri, stroke, TRectD(), opacity);
			} else {
				int thickness = m_param.m_rasterToolSize.getValue();
				TUndoManager::manager()->add(new FullColorBluredPrimitiveUndo(sl, id, stroke, thickness,
																			  hardness, opacity, true, m_isFrameCreated, m_isLevelCreated));
				savebox = drawBluredBrush(ri, stroke, thickness, hardness, opacity);
			}
			ToolUtils::updateSaveBox();
			delete stroke;
		}
		notifyImageChanged();
		m_active = false;
	}
};

GeometricTool GeometricVectorTool(TTool::Vectors | TTool::EmptyTarget);
GeometricTool GeometricRasterTool(TTool::ToonzImage | TTool::EmptyTarget);
GeometricTool GeometricRasterFullColorTool(TTool::RasterImage | TTool::EmptyTarget);

//=============================================================================
// Rectangle Primitive Class Implementation
//-----------------------------------------------------------------------------

void RectanglePrimitive::draw()
{
	if (m_isEditing || m_isPrompting ||
		areAlmostEqual(m_selectingRect.x0, m_selectingRect.x1) ||
		areAlmostEqual(m_selectingRect.y0, m_selectingRect.y1)) {
		tglColor(m_isEditing ? m_color : TPixel32::Green);
		glBegin(GL_LINE_LOOP);
		tglVertex(m_selectingRect.getP00());
		tglVertex(m_selectingRect.getP01());
		tglVertex(m_selectingRect.getP11());
		tglVertex(m_selectingRect.getP10());
		glEnd();
	}
}

//-----------------------------------------------------------------------------

void RectanglePrimitive::leftButtonDown(const TPointD &pos, const TMouseEvent &)
{
	TTool::Application *app = TTool::getApplication();
	if (app->getCurrentObject()->isSpline()) {
		m_color = TPixel32::Red;
		m_isEditing = true;
	} else {
		//app->getCurrentTool()->getTool()->touchImage();
		const TColorStyle *style = app->getCurrentLevelStyle();
		m_isEditing = style != 0 && style->isStrokeStyle();
		m_color = (style) ? style->getAverageColor() : TPixel32::Black;
	}

	if (!m_isEditing)
		return;

	if (m_param->m_pencil.getValue() &&
		(m_param->m_targetType & TTool::ToonzImage || m_param->m_targetType & TTool::RasterImage)) {
		if (m_param->m_rasterToolSize.getValue() % 2 != 0)
			m_startPoint = TPointD((int)pos.x, (int)pos.y);
		else
			m_startPoint = TPointD((int)pos.x + 0.5, (int)pos.y + 0.5);
	} else
		m_startPoint = pos;
	m_selectingRect.x0 = m_startPoint.x;
	m_selectingRect.y0 = m_startPoint.y;
	m_selectingRect.x1 = m_startPoint.x;
	m_selectingRect.y1 = m_startPoint.y;
}

//-----------------------------------------------------------------------------

void RectanglePrimitive::leftButtonDrag(const TPointD &realPos, const TMouseEvent &e)
{
	if (!m_isEditing)
		return;

	TPointD pos;
	if (e.isShiftPressed()) {
		double distance = tdistance(realPos, m_startPoint) / TConsts::sqrt2;
		pos.x = (realPos.x > m_startPoint.x) ? m_startPoint.x + distance
											 : m_startPoint.x - distance;
		pos.y = (realPos.y > m_startPoint.y) ? m_startPoint.y + distance
											 : m_startPoint.y - distance;
	} else {
		pos = realPos;
	}

	if (m_param->m_pencil.getValue() &&
		(m_param->m_targetType & TTool::ToonzImage || m_param->m_targetType & TTool::RasterImage)) {
		if (m_param->m_rasterToolSize.getValue() % 2 != 0)
			pos = TPointD((int)pos.x, (int)pos.y);
		else
			pos = TPointD((int)pos.x + 0.5, (int)pos.y + 0.5);
	}

	m_selectingRect.x1 = pos.x;
	m_selectingRect.y1 = pos.y;
	if (!e.isAltPressed()) {
		m_selectingRect.x0 = m_startPoint.x;
		m_selectingRect.y0 = m_startPoint.y;
	} else {
		m_selectingRect.x0 = m_startPoint.x + m_startPoint.x - pos.x;
		m_selectingRect.y0 = m_startPoint.y + m_startPoint.y - pos.y;
	}
}

//-----------------------------------------------------------------------------

TStroke *RectanglePrimitive::makeStroke() const
{
	if (areAlmostEqual(m_selectingRect.x0, m_selectingRect.x1) ||
		areAlmostEqual(m_selectingRect.y0, m_selectingRect.y1))
		return 0;

	TRectD selArea;
	selArea.x0 = tmin(m_selectingRect.x0, m_selectingRect.x1);
	selArea.y0 = tmin(m_selectingRect.y0, m_selectingRect.y1);
	selArea.x1 = tmax(m_selectingRect.x0, m_selectingRect.x1);
	selArea.y1 = tmax(m_selectingRect.y0, m_selectingRect.y1);

	double thick = getThickness();

	TStroke *stroke = 0;
	if (m_param->m_targetType & TTool::Vectors) {
		vector<TThickPoint> points(17);

		points[0] = TThickPoint(selArea.x1, selArea.y1, thick);
		points[1] = TThickPoint(selArea.x1, selArea.y1, thick) + TPointD(-0.01, 0);

		points[3] = TThickPoint(selArea.x0, selArea.y1, thick) + TPointD(0.01, 0);
		points[4] = TThickPoint(selArea.x0, selArea.y1, thick);
		points[5] = TThickPoint(selArea.x0, selArea.y1, thick) + TPointD(0, -0.01);

		points[7] = TThickPoint(selArea.x0, selArea.y0, thick) + TPointD(0, 0.01);
		points[8] = TThickPoint(selArea.x0, selArea.y0, thick);
		points[9] = TThickPoint(selArea.x0, selArea.y0, thick) + TPointD(0.01, 0);

		points[11] = TThickPoint(selArea.x1, selArea.y0, thick) + TPointD(-0.01, 0);
		points[12] = TThickPoint(selArea.x1, selArea.y0, thick);
		points[13] = TThickPoint(selArea.x1, selArea.y0, thick) + TPointD(0, 0.01);

		points[15] = points[0] + TPointD(0, -0.01);
		points[16] = points[0];

		points[2] = 0.5 * (points[1] + points[3]);
		points[6] = 0.5 * (points[5] + points[7]);
		points[10] = 0.5 * (points[9] + points[11]);
		points[14] = 0.5 * (points[13] + points[15]);

		stroke = new TStroke(points);
	} else if (m_param->m_targetType & TTool::ToonzImage || m_param->m_targetType & TTool::RasterImage) {
		vector<TThickPoint> points(9);
		double middleX = (selArea.x0 + selArea.x1) * 0.5;
		double middleY = (selArea.y0 + selArea.y1) * 0.5;

		points[0] = TThickPoint(selArea.x1, selArea.y1, thick);
		points[1] = TThickPoint(middleX, selArea.y1, thick);
		points[2] = TThickPoint(selArea.x0, selArea.y1, thick);
		points[3] = TThickPoint(selArea.x0, middleY, thick);
		points[4] = TThickPoint(selArea.x0, selArea.y0, thick);
		points[5] = TThickPoint(middleX, selArea.y0, thick);
		points[6] = TThickPoint(selArea.x1, selArea.y0, thick);
		points[7] = TThickPoint(selArea.x1, middleY, thick);
		points[8] = points[0];
		stroke = new TStroke(points);
	}
	stroke->setSelfLoop();
	return stroke;
}

//-----------------------------------------------------------------------------

void RectanglePrimitive::leftButtonUp(const TPointD &pos, const TMouseEvent &)
{
	if (!m_isEditing)
		return;
	m_isEditing = false;
	m_tool->addStroke();
}

//-----------------------------------------------------------------------------

void RectanglePrimitive::mouseMove(const TPointD &pos, const TMouseEvent &e)
{
	m_pos = pos;
}

//-----------------------------------------------------------------------------

void RectanglePrimitive::onEnter()
{
	TTool::Application *app = TTool::getApplication();
	if (!app)
		return;

	if (app->getCurrentObject()->isSpline())
		m_color = TPixel32::Red;
	else {
		const TColorStyle *style = app->getCurrentLevelStyle();
		if (style)
			m_color = style->getAverageColor();
	}
}

//=============================================================================
// Circle Primitive Class Implementation
//-----------------------------------------------------------------------------

void CirclePrimitive::draw()
{

	if (m_isEditing || m_isPrompting) {
		tglColor(m_isEditing ? m_color : TPixel32::Green);
		tglDrawCircle(m_centre, m_radius);
	}
}

//-----------------------------------------------------------------------------

void CirclePrimitive::leftButtonDown(const TPointD &pos, const TMouseEvent &)
{
	m_pos = pos;
	m_centre = pos;

	TTool::Application *app = TTool::getApplication();
	if (!app)
		return;

	if (app->getCurrentObject()->isSpline()) {
		m_color = TPixel32::Red;
		m_isEditing = true;
	} else {
		const TColorStyle *style = app->getCurrentLevelStyle();
		if (style) {
			m_isEditing = style->isStrokeStyle();
			m_color = style->getAverageColor();
		} else {
			m_isEditing = false;
			m_color = TPixel32::Black;
		}
	}

	if (!m_isEditing)
		return;
}

//-----------------------------------------------------------------------------

void CirclePrimitive::leftButtonDrag(const TPointD &pos, const TMouseEvent &e)
{
	if (!m_isEditing)
		return;

	m_pos = pos;
	m_radius = tdistance(m_centre, pos);
}

//-----------------------------------------------------------------------------

TStroke *CirclePrimitive::makeStroke() const
{
	return makeEllipticStroke(getThickness(), m_centre, m_radius, m_radius);
}

//-----------------------------------------------------------------------------

void CirclePrimitive::leftButtonUp(const TPointD &pos, const TMouseEvent &)
{
	if (!m_isEditing)
		return;
	m_isEditing = false;
	if (isAlmostZero(m_radius))
		return;

	m_tool->addStroke();
	m_radius = 0;
}

//-----------------------------------------------------------------------------

void CirclePrimitive::mouseMove(const TPointD &pos, const TMouseEvent &e)
{
	m_pos = pos;
}

//-----------------------------------------------------------------------------

void CirclePrimitive::onEnter()
{
	TTool::Application *app = TTool::getApplication();
	if (!app)
		return;

	if (app->getCurrentObject()->isSpline())
		m_color = TPixel32::Red;
	else {
		const TColorStyle *style = app->getCurrentLevelStyle();
		if (style)
			m_color = style->getAverageColor();
	}
}

//=============================================================================
// MultiLine Primitive Class Implementation
//-----------------------------------------------------------------------------

void MultiLinePrimitive::addVertex(const TPointD &pos)
{
	int count = m_vertex.size();
	//Inserisco il primo punto
	if (count == 0) {
		m_vertex.push_back(pos);
		return;
	}

	TPointD &vertex = m_vertex[count - 1];

	//Caso particolare in cui inizio una curva e la chiudo subito cliccando sul punto di pertenza
	if (count == 1 && pos == vertex) {
		m_vertex.push_back(pos);
		m_vertex.push_back(pos);
		m_vertex.push_back(pos);
		return;
	}

	//Calcolo lo speedOut
	TPointD speedOutPoint;
	if (!m_speedMoved) //Se non e' stato mosso lo speedOut devo calcolarlo e inserirlo
	{
		speedOutPoint = vertex + computeSpeed(vertex, pos, 0.01);
		m_vertex.push_back(speedOutPoint);
	} else {
		if (m_ctrlDown)
			vertex = m_vertex[count - 2] + computeSpeed(m_vertex[count - 2], pos, 0.01);
		speedOutPoint = vertex;
	}

	//Calcolo lo speedIn
	TPointD speedInPoint = pos + computeSpeed(pos, speedOutPoint, 0.01);
	//Calcolo il "punto di mezzo" e lo inserisco
	TPointD middlePoint = 0.5 * (speedInPoint + speedOutPoint);

	//Inserisco il "punto di mezzo"
	m_vertex.push_back(middlePoint);
	//Inserisco lo speedIn
	m_vertex.push_back(speedInPoint);
	//Inserisco il nuovo punto
	m_vertex.push_back(pos);
}

//-----------------------------------------------------------------------------

void MultiLinePrimitive::moveSpeed(const TPointD &delta)
{
	int count = m_vertex.size();
	assert(count > 0);
	TPointD lastPoint = m_vertex[count - 1];
	TPointD newSpeedOutPoint = lastPoint - delta;
	if (m_speedMoved)
		m_vertex[count - 1] = newSpeedOutPoint;
	else {
		m_vertex.push_back(newSpeedOutPoint);
		++count;
	}
	if (count < 5) {
		assert(count == 2);
		return;
	}

	TPointD vertex = m_vertex[count - 2];

	TPointD v(0, 0);
	if (newSpeedOutPoint != vertex)
		v = normalize(newSpeedOutPoint - vertex);

	double speedOut = tdistance(newSpeedOutPoint, vertex);
	TPointD newSpeedInPoint = vertex - TPointD(speedOut * v.x, speedOut * v.y);

	m_vertex[count - 3] = newSpeedInPoint;
	if (tdistance(m_vertex[count - 5], m_vertex[count - 6]) <= 0.02)
		//see ControlPointEditorStroke::isSpeedOutLinear() from controlpointselection.cpp
		m_vertex[count - 5] = m_vertex[count - 6] + computeSpeed(m_vertex[count - 6], m_vertex[count - 3], 0.01);
	m_vertex[count - 4] = 0.5 * (m_vertex[count - 3] + m_vertex[count - 5]);
}

//-----------------------------------------------------------------------------

void MultiLinePrimitive::draw()
{
	UINT size = m_vertex.size();

	if ((m_isEditing || m_isPrompting) && size > 0) {
		tglColor(m_isEditing ? m_color : TPixel32::Green);
		std::vector<TPointD> points;
		points.assign(m_vertex.begin(), m_vertex.end());
		int count = points.size();
		if (count % 4 == 1) {
			//No speedOut
			points.push_back(points[count - 1]);
			count++;
		} else if (m_ctrlDown)
			points[count - 1] = points[count - 2];

		points.push_back(0.5 * (m_mousePosition + points[count - 1]));
		points.push_back(m_mousePosition);
		points.push_back(m_mousePosition);

		double pixelSize = m_tool->getPixelSize();

		TStroke *stroke = new TStroke(points);
		drawStrokeCenterline(*stroke, pixelSize);
		delete stroke;

		if (m_vertex.size() > 1) {
			tglColor(TPixel(79, 128, 255));
			int index = (count < 5) ? count - 1 : count - 5;
			//Disegno lo speedOut precedente (che e' quello corrente solo nel caso in cui count < 5)
			TPointD p0 = m_vertex[index];
			TPointD p1 = m_vertex[index - 1];
			if (tdistance(p0, p1) > 0.1) {
				tglDrawSegment(p0, p1);
				tglDrawDisk(p0, 2 * pixelSize);
				tglDrawDisk(p1, 4 * pixelSize);
			}
			//Disegno lo speedIn/Out corrente nel caso in cui count > 5
			if (m_speedMoved && count > 5) {
				TPointD p0 = m_vertex[count - 1];
				TPointD p1 = m_vertex[count - 2];
				TPointD p2 = m_vertex[count - 3];
				tglDrawSegment(p0, p2);
				tglDrawDisk(p0, 2 * pixelSize);
				tglDrawDisk(p1, 4 * pixelSize);
				tglDrawDisk(p2, 2 * pixelSize);
			}
		}

		if (m_closed)
			tglColor(TPixel32((m_color.r + 127) % 255, m_color.g, (m_color.b + 127) % 255, m_color.m));
		else
			tglColor(m_color);
		tglDrawCircle(m_vertex[0], joinDistance * pixelSize);
	}
}

//-----------------------------------------------------------------------------

void MultiLinePrimitive::leftButtonDown(const TPointD &pos, const TMouseEvent &e)
{
	TTool::Application *app = TTool::getApplication();
	if (!app)
		return;

	if (app->getCurrentObject()->isSpline()) {
		m_color = TPixel32::Red;
		m_isEditing = true;
	} else {
		const TColorStyle *style = app->getCurrentLevelStyle();
		if (style) {
			m_isEditing = style->isStrokeStyle();
			m_color = style->getAverageColor();
		} else {
			m_isEditing = false;
			m_color = TPixel32::Black;
		}
	}

	if (!m_isEditing)
		return;

	m_undo = new MultilinePrimitiveUndo(m_vertex, this);
	TUndoManager::manager()->add(m_undo);
	m_mousePosition = pos;

	//Se clicco nell'ultimo vertice chiudo la linea.
	TPointD _pos = pos;
	if (m_closed)
		_pos = m_vertex.front();

	if (e.isShiftPressed() && !m_vertex.empty())
		addVertex(rectify(m_vertex.back(), _pos));
	else
		addVertex(_pos);
	m_undo->setNewVertex(m_vertex);

	m_beforeSpeedMoved = m_speedMoved;
	m_speedMoved = false;
}

//-----------------------------------------------------------------------------

void MultiLinePrimitive::leftButtonDrag(const TPointD &pos, const TMouseEvent &e)
{
	if (m_vertex.size() == 0 || m_isSingleLine)
		return;
	if (m_speedMoved || tdistance2(m_vertex[m_vertex.size() - 1], pos) > sq(7.0 * m_tool->getPixelSize())) {
		moveSpeed(m_mousePosition - pos);
		m_speedMoved = true;
		m_undo->setNewVertex(m_vertex);
		m_mousePosition = pos;
	}
}

//-----------------------------------------------------------------------------

void MultiLinePrimitive::leftButtonDoubleClick(const TPointD &, const TMouseEvent &e)
{
	endLine();
}

//-----------------------------------------------------------------------------

void MultiLinePrimitive::leftButtonUp(const TPointD &pos, const TMouseEvent &)
{
	if (m_closed)
		endLine();
}

//-----------------------------------------------------------------------------

void MultiLinePrimitive::mouseMove(const TPointD &pos, const TMouseEvent &e)
{
	m_ctrlDown = e.isCtrlPressed();
	if (m_isEditing) {
		if (e.isShiftPressed() && !m_vertex.empty())
			m_mousePosition = rectify(m_vertex.back(), pos);
		else
			m_mousePosition = pos;

		double dist = joinDistance * joinDistance;

		if (!m_vertex.empty() && (tdistance2(m_mousePosition, m_vertex.front()) < dist * m_tool->getPixelSize())) {
			m_closed = true;
			m_mousePosition = m_vertex.front();
		} else
			m_closed = false;

	} else
		m_mousePosition = pos;
	m_tool->invalidate();
}

//-----------------------------------------------------------------------------

bool MultiLinePrimitive::keyDown(int key, const TPoint &point)
{
	if (key != TwConsts::TK_Esc || !m_isEditing)
		return false;

	UINT size = m_vertex.size();
	if (size <= 1)
		return 0;

	if (!m_isSingleLine)
		TUndoManager::manager()->popUndo((size - 1) / 4 + 1);

	m_isEditing = false;
	m_speedMoved = false;
	m_beforeSpeedMoved = false;
	m_closed = false;

	m_vertex.clear();
	return true;
}

//-----------------------------------------------------------------------------

TStroke *MultiLinePrimitive::makeStroke() const
{
	double thick = getThickness();

	/*--- Pencilの場合は、線幅を減らす。Thickness1の線を1ピクセルにするため。（thick = 0 になる）---*/
	if (m_param->m_pencil.getValue())
		thick -= 1.0;

	UINT size = m_vertex.size();
	if (size <= 1)
		return 0;

	if (!m_isSingleLine)
		TUndoManager::manager()->popUndo((size - 1) / 4 + 1);

	TStroke *stroke = 0;
	vector<TThickPoint> points;
	int i;
	for (i = 0; i < (int)size; i++) {
		TPointD vertex = m_vertex[i];
		points.push_back(TThickPoint(vertex, thick));
	}
	stroke = new TStroke(points);
	if (m_closed)
		stroke->setSelfLoop();

	return stroke;
}

//-----------------------------------------------------------------------------

void MultiLinePrimitive::endLine()
{
	if (!m_isEditing)
		return;

	m_isEditing = false;
	m_speedMoved = false;
	m_beforeSpeedMoved = false;

	if (!m_isSingleLine && !m_vertex.empty() && m_vertex.size() % 4 != 1 /* && !m_rasterTool*/) {
		m_vertex.erase(--m_vertex.end());
		assert(m_vertex.size() == 3 || m_vertex.size() % 4 == 1);
	}

	m_tool->addStroke();

	if (m_closed)
		m_closed = false;

	m_vertex.clear();
}

//-----------------------------------------------------------------------------

void MultiLinePrimitive::onActivate()
{
	m_isEditing = false;
	m_closed = false;
	m_vertex.clear();
	m_speedMoved = false;
	m_beforeSpeedMoved = false;
}

//-----------------------------------------------------------------------------

void MultiLinePrimitive::onEnter()
{
	TTool::Application *app = TTool::getApplication();
	if (!app)
		return;

	if (app->getCurrentObject()->isSpline())
		m_color = TPixel32::Red;
	else {
		const TColorStyle *style = app->getCurrentLevelStyle();
		if (style)
			m_color = style->getAverageColor();
	}
}

//-----------------------------------------------------------------------------

void MultiLinePrimitive::onImageChanged()
{
	onActivate();
}

//=============================================================================
// Line Primitive Class Implementation
//-----------------------------------------------------------------------------

void LinePrimitive::draw()
{
	UINT size = m_vertex.size();

	tglColor(TPixel32::Red);

	if (m_isEditing || m_isPrompting) {
		glBegin(GL_LINE_STRIP);
		tglVertex(m_vertex[0]);

		tglVertex(m_mousePosition);
		glEnd();
	}
}

//-----------------------------------------------------------------------------

void LinePrimitive::leftButtonDown(const TPointD &pos, const TMouseEvent &e)
{
	TTool::Application *app = TTool::getApplication();
	if (!app)
		return;

	if (app->getCurrentObject()->isSpline()) {
		m_color = TPixel32::Red;
		m_isEditing = true;
	} else {
		const TColorStyle *style = app->getCurrentLevelStyle();
		if (style) {
			m_isEditing = style->isStrokeStyle();
			m_color = style->getAverageColor();
		} else {
			m_isEditing = false;
			m_color = TPixel32::Black;
		}
	}

	if (!m_isEditing)
		return;

	m_mousePosition = pos;

	TPointD _pos = pos;

	if (m_param->m_pencil.getValue() &&
		(m_param->m_targetType & TTool::ToonzImage || m_param->m_targetType & TTool::RasterImage)) {
		if (m_param->m_rasterToolSize.getValue() % 2 != 0)
			_pos = TPointD((int)pos.x, (int)pos.y);
		else
			_pos = TPointD((int)pos.x + 0.5, (int)pos.y + 0.5);
	}

	if (m_vertex.size() == 0)
		addVertex(_pos);
	else {
		if (e.isShiftPressed() && !m_vertex.empty())
			addVertex(rectify(m_vertex.back(), _pos));
		else
			addVertex(_pos);
		endLine();
	}
}

//-----------------------------------------------------------------------------

void LinePrimitive::leftButtonDrag(const TPointD &pos, const TMouseEvent &e)
{
	if (!m_isEditing)
		return;

	m_mousePosition = pos;
}
//-----------------------------------------------------------------------------

void LinePrimitive::leftButtonUp(const TPointD &pos, const TMouseEvent &e)
{
	m_mousePosition = pos;
	if (e.isShiftPressed() && !m_vertex.empty())
		m_vertex.push_back(rectify(m_vertex.back(), pos));
	else
		m_vertex.push_back(pos);

	endLine();
}
//-----------------------------------------------------------------------------

//=============================================================================
// Ellipse Primitive Class Implementation
//-----------------------------------------------------------------------------

void EllipsePrimitive::draw()
{
	if (m_isEditing || m_isPrompting ||
		areAlmostEqual(m_selectingRect.x0, m_selectingRect.x1) ||
		areAlmostEqual(m_selectingRect.y0, m_selectingRect.y1)) {
		tglColor(m_isEditing ? m_color : TPixel32::Green);
		TPointD centre = TPointD((m_selectingRect.x0 + m_selectingRect.x1) * 0.5,
								 (m_selectingRect.y0 + m_selectingRect.y1) * 0.5);

		glPushMatrix();
		tglMultMatrix(TScale(centre, m_selectingRect.x1 - m_selectingRect.x0, m_selectingRect.y1 - m_selectingRect.y0));
		tglDrawCircle(centre, 0.5);

		glPopMatrix();
		drawRect(m_selectingRect, m_color, 0x5555, true);
	}
}

//-----------------------------------------------------------------------------

void EllipsePrimitive::leftButtonDown(const TPointD &pos, const TMouseEvent &)
{
	TTool::Application *app = TTool::getApplication();
	if (!app)
		return;

	m_startPoint = pos;
	m_selectingRect.x0 = pos.x;
	m_selectingRect.y0 = pos.y;
	m_selectingRect.x1 = pos.x;
	m_selectingRect.y1 = pos.y;

	if (app->getCurrentObject()->isSpline()) {
		m_isEditing = true;
		m_color = TPixel32::Red;
	} else {
		const TColorStyle *style = app->getCurrentLevelStyle();
		if (style) {
			m_isEditing = style->isStrokeStyle();
			m_color = style->getAverageColor();
		} else {
			m_isEditing = false;
			m_color = TPixel32::Black;
		}
	}

	if (!m_isEditing)
		return;
}

//-----------------------------------------------------------------------------

void EllipsePrimitive::leftButtonDrag(const TPointD &realPos, const TMouseEvent &e)
{
	if (!m_isEditing)
		return;

	TPointD pos;
	if (e.isShiftPressed()) {
		double distance = tdistance(realPos, m_startPoint) / TConsts::sqrt2;
		pos.x = (realPos.x > m_startPoint.x) ? m_startPoint.x + distance : m_startPoint.x - distance;
		pos.y = (realPos.y > m_startPoint.y) ? m_startPoint.y + distance : m_startPoint.y - distance;
	} else {
		pos = realPos;
	}
	m_pos = pos;

	m_selectingRect.x1 = pos.x;
	m_selectingRect.y1 = pos.y;
	if (!e.isAltPressed()) {
		m_selectingRect.x0 = m_startPoint.x;
		m_selectingRect.y0 = m_startPoint.y;
	} else {
		m_selectingRect.x0 = m_startPoint.x + m_startPoint.x - pos.x;
		m_selectingRect.y0 = m_startPoint.y + m_startPoint.y - pos.y;
	}
}

//-----------------------------------------------------------------------------

TStroke *EllipsePrimitive::makeStroke() const
{
	if (areAlmostEqual(m_selectingRect.x0, m_selectingRect.x1) ||
		areAlmostEqual(m_selectingRect.y0, m_selectingRect.y1))
		return 0;

	return makeEllipticStroke(getThickness(),
							  TPointD(0.5 * (m_selectingRect.x0 + m_selectingRect.x1),
									  0.5 * (m_selectingRect.y0 + m_selectingRect.y1)),
							  fabs(0.5 * (m_selectingRect.x1 - m_selectingRect.x0)),
							  fabs(0.5 * (m_selectingRect.y1 - m_selectingRect.y0)));
}

//-----------------------------------------------------------------------------

void EllipsePrimitive::leftButtonUp(const TPointD &pos, const TMouseEvent &)
{
	if (!m_isEditing)
		return;
	m_isEditing = false;

	m_tool->addStroke();
}

//-----------------------------------------------------------------------------

void EllipsePrimitive::mouseMove(const TPointD &pos, const TMouseEvent &e)
{
	m_pos = pos;
}

//-----------------------------------------------------------------------------

void EllipsePrimitive::onEnter()
{
	TTool::Application *app = TTool::getApplication();
	if (!app)
		return;

	if (app->getCurrentObject()->isSpline()) {
		m_color = TPixel32::Red;
	} else {
		const TColorStyle *style = app->getCurrentLevelStyle();
		if (style)
			m_color = style->getAverageColor();
	}
}

//=============================================================================
// Arc Primitive Class Implementation
//-----------------------------------------------------------------------------

void ArcPrimitive::draw()
{

	switch (m_clickNumber) {
	case 1:
		tglColor(m_color);
		tglDrawSegment(m_startPoint, m_endPoint);
		break;
	case 2:
		assert(m_stroke);
		if (m_stroke) {
			tglColor(m_isPrompting ? TPixel32::Green : m_color);
			if (!m_isPrompting) {
				glLineStipple(1, 0x5555);
				glEnable(GL_LINE_STIPPLE);
				glBegin(GL_LINE_STRIP);
				tglVertex(m_stroke->getControlPoint(0));
				tglVertex(m_centralPoint);
				tglVertex(m_stroke->getControlPoint(8));
				glEnd();
				glDisable(GL_LINE_STIPPLE);
			}

			drawStrokeCenterline(*m_stroke, sqrt(tglGetPixelSize2()));
		}
		break;
	};
}

//-----------------------------------------------------------------------------

TStroke *ArcPrimitive::makeStroke() const
{
	return new TStroke(*m_stroke);
}

//-----------------------------------------------------------------------------

void ArcPrimitive::leftButtonUp(const TPointD &pos, const TMouseEvent &)
{
	TTool::Application *app = TTool::getApplication();
	if (!app)
		return;

	vector<TThickPoint> points(9);
	double thick = getThickness();

	switch (m_clickNumber) {
	case 0:
		if (app->getCurrentObject()->isSpline()) {
			m_isEditing = true;
			m_color = TPixel32::Red;
		} else {
			const TColorStyle *style = app->getCurrentLevelStyle();
			if (style) {
				m_isEditing = style->isStrokeStyle();
				m_color = style->getAverageColor();
			} else {
				m_isEditing = false;
				m_color = TPixel32::Black;
			}
		}

		if (!m_isEditing)
			return;

		m_endPoint = m_startPoint = pos;
		m_clickNumber++;
		break;

	case 1:
		points[0] = TThickPoint(m_startPoint, thick);
		points[8] = TThickPoint(pos, thick);
		points[4] = TThickPoint(0.5 * (points[0] + points[8]), thick);
		points[2] = TThickPoint(0.5 * (points[0] + points[4]), thick);
		points[6] = TThickPoint(0.5 * (points[4] + points[8]), thick);

		points[1] = TThickPoint(0.5 * (points[0] + points[2]), thick);
		points[3] = TThickPoint(0.5 * (points[2] + points[4]), thick);
		points[5] = TThickPoint(0.5 * (points[4] + points[6]), thick);
		points[7] = TThickPoint(0.5 * (points[6] + points[8]), thick);
		if (m_stroke)
			delete m_stroke;
		m_stroke = new TStroke(points);
		m_clickNumber++;
		break;

	case 2:
		m_tool->addStroke();
		m_stroke = 0;
		m_clickNumber = 0;
		break;
	}
}

//-----------------------------------------------------------------------------

void ArcPrimitive::mouseMove(const TPointD &pos, const TMouseEvent &e)
{
	switch (m_clickNumber) {
	case 1:
		if (e.isShiftPressed())
			m_endPoint = rectify(m_startPoint, pos);
		else
			m_endPoint = pos;
		m_tool->invalidate();
		break;
	case 2:
		m_centralPoint = TThickPoint(pos, getThickness());
		TThickQuadratic q(m_stroke->getControlPoint(0),
						  m_centralPoint,
						  m_stroke->getControlPoint(8));
		TThickQuadratic q0, q1, q00, q01, q10, q11;

		q.split(0.5, q0, q1);
		q0.split(0.5, q00, q01);
		q1.split(0.5, q10, q11);

		assert(q00.getP2() == q01.getP0());
		assert(q01.getP2() == q10.getP0());
		assert(q10.getP2() == q11.getP0());

		m_stroke->setControlPoint(0, q00.getP0());
		m_stroke->setControlPoint(1, q00.getP1());
		m_stroke->setControlPoint(2, q00.getP2());
		m_stroke->setControlPoint(3, q01.getP1());
		m_stroke->setControlPoint(4, q01.getP2());
		m_stroke->setControlPoint(5, q10.getP1());
		m_stroke->setControlPoint(6, q10.getP2());
		m_stroke->setControlPoint(7, q11.getP1());
		m_stroke->setControlPoint(8, q11.getP2());

		m_tool->invalidate();
		break;
	}
}

//-----------------------------------------------------------------------------

void ArcPrimitive::onEnter()
{
	TTool::Application *app = TTool::getApplication();
	if (!app)
		return;

	if (app->getCurrentObject()->isSpline())
		m_color = TPixel32::Red;
	else {
		const TColorStyle *style = app->getCurrentLevelStyle();
		if (style)
			m_color = style->getAverageColor();
	}
}

//=============================================================================
// Polygon Primitive Class Declaration
//-----------------------------------------------------------------------------

void PolygonPrimitive::draw()
{
	if (!m_isEditing && !m_isPrompting)
		return;
	tglColor(m_isEditing ? m_color : TPixel32::Green);

	int edgeCount = atoi(toString(m_param->m_edgeCount.getValue()).c_str());
	if (edgeCount == 0)
		return;

	double angleDiff = TConsts::pi * 2.0 / edgeCount;
	double angle = (3 * TConsts::pi + angleDiff) * 0.5;

	glBegin(GL_LINE_LOOP);
	for (int i = 0; i < edgeCount; i++) {
		tglVertex(m_centre + TPointD(cos(angle) * m_radius, sin(angle) * m_radius));
		angle += angleDiff;
	}
	glEnd();
}

//-----------------------------------------------------------------------------

void PolygonPrimitive::leftButtonDown(const TPointD &pos, const TMouseEvent &)
{
	TTool::Application *app = TTool::getApplication();
	if (!app)
		return;

	if (app->getCurrentObject()->isSpline()) {
		m_isEditing = true;
		m_color = TPixel32::Red;
	} else {
		const TColorStyle *style = app->getCurrentLevelStyle();
		if (style) {
			m_isEditing = style->isStrokeStyle();
			m_color = style->getAverageColor();
		} else {
			m_isEditing = false;
			m_color = TPixel32::Black;
		}
	}

	if (!m_isEditing)
		return;

	m_centre = pos;
	m_radius = 0;
}

//-----------------------------------------------------------------------------

void PolygonPrimitive::leftButtonDrag(const TPointD &pos, const TMouseEvent &e)
{
	if (!m_isEditing)
		return;
	m_radius = tdistance(m_centre, pos);
}

//-----------------------------------------------------------------------------

TStroke *PolygonPrimitive::makeStroke() const
{
	double thick = getThickness();

	int edgeCount = atoi(toString(m_param->m_edgeCount.getValue()).c_str());
	if (edgeCount == 0)
		return 0;

	double angleDiff = TConsts::pi * 2.0 / (double)edgeCount;
	double angle = (3 * TConsts::pi + angleDiff) * 0.5;

	TStroke *stroke = 0;
	if (m_param->m_targetType & TTool::Vectors) {
		vector<TThickPoint> points(4 * edgeCount + 1);
		int i;
		//Posiziono gli angoli
		for (i = 0; i <= (int)points.size(); i += 4) {
			points[i] = TThickPoint(m_centre + TPointD(cos(angle) * m_radius, sin(angle) * m_radius), thick);
			angle += angleDiff;
		}
		//posiziono i punti medi e i punti per gestire la linearita'
		for (i = 0; i < (int)points.size() - 1; i += 4) {
			TPointD vertex = convert(points[i]);
			TPointD nextVertex = convert(points[i + 4]);
			TPointD speed = computeSpeed(vertex, nextVertex, 0.01);
			TPointD speedOutPoint = vertex + speed;
			TPointD speedInNextPoint = nextVertex - speed;
			TPointD middlePoint = 0.5 * (speedOutPoint + speedInNextPoint);
			points[i + 1] = TThickPoint(speedOutPoint, thick);
			points[i + 2] = TThickPoint(middlePoint, thick);
			points[i + 3] = TThickPoint(speedInNextPoint, thick);
		}
		stroke = new TStroke(points);
	} else if (m_param->m_targetType & TTool::ToonzImage || m_param->m_targetType & TTool::RasterImage) {
		vector<TThickPoint> points(edgeCount + edgeCount + 1);
		points[0] = TThickPoint(m_centre + TPointD(cos(angle) * m_radius, sin(angle) * m_radius), thick);
		for (int i = 1; i <= edgeCount; i++) {
			angle += angleDiff;
			points[i + i] = TThickPoint(m_centre + TPointD(cos(angle) * m_radius, sin(angle) * m_radius), thick);
			points[i + i - 1] = (points[i + i - 2] + points[i + i]) * 0.5;
		}
		stroke = new TStroke(points);
	}
	stroke->setSelfLoop();
	return stroke;
}

//-----------------------------------------------------------------------------

void PolygonPrimitive::leftButtonUp(const TPointD &pos, const TMouseEvent &)
{
	if (!m_isEditing)
		return;
	m_isEditing = false;

	m_tool->addStroke();
}