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#ifndef TVECTORIMAGE_INCLUDED
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#define TVECTORIMAGE_INCLUDED
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Shinya Kitaoka 262a92
#include <memory></memory>
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#include "timage.h"
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// da togliere spostando cose in altri file!!
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#include "traster.h"
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#include "tstream.h"
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#include <set></set>
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#undef DVAPI
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#undef DVVAR
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#ifdef TVECTORIMAGE_EXPORTS
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#define DVAPI DV_EXPORT_API
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#define DVVAR DV_EXPORT_VAR
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#else
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#define DVAPI DV_IMPORT_API
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#define DVVAR DV_IMPORT_VAR
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#endif
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//#define NEW_REGION_FILL
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#define DISEGNO_OUTLINE 0
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//=============================================================================
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// Forward declarations
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class TVectorImageP;
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class TStroke;
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class TRegion;
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class TRegionId;
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class TColorStyle;
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class TVectorRenderData;
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class TRegionId;
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class TFilledRegionInf;
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namespace TThread
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{
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class Mutex;
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}
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//=============================================================================
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#define REGION_COMPUTING_PRECISION 128.0
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const double c_newAutocloseTolerance = 1.15;
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//-----------------------------------------------------------------------------
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class VIStroke;
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/*!
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  TVectorImage: describe a vector image.
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    A vector image is a set of strokes and regions.
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  \relates  TImage
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*/
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class DVAPI TVectorImage : public TImage
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{
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	class Imp;
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	int pickGroup(const TPointD &pos, bool onEnteredGroup) const;
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public:
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	std::unique_ptr<imp> m_imp;</imp>
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	struct IntersectionBranch {
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		int m_strokeIndex;
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		int m_style;
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		double m_w;
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		UINT m_currInter;
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		UINT m_nextBranch;
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		bool m_gettingOut;
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	};
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	//!if the vectorimage is loaded from disc, loaded=true
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	TVectorImage(bool loaded = false);
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	virtual ~TVectorImage();
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	TImage::Type getType() const
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	{
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		return VECTOR;
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	}
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	/*!Set valid regions flags
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	    call validateRegions() after region/stroke changes
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     */
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	void validateRegions(bool state = false);
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	//! Get valid regions flags
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	/*! Call validateRegions() after region/stroke changes
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     */
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	bool areValidRegions();
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	//! Return a clone of image
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	TVectorImageP clone() const;
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	//! Create a new \b TImage
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	TImage *cloneImage() const;
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	//! Transform a stroke using an affine \b TAffine
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	void transform(const TAffine &aff, bool doChangeThickness = false);
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	// usato solo in pli
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	//! Put a region in the regions' container
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	void putRegion(TRegion *region);
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	//! Return the regions' count
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	UINT getRegionCount() const;
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	//! Get a region at index position
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	TRegion *getRegion(UINT index) const;
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	//! Get a region at \b TRegionId id
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	TRegion *getRegion(TRegionId) const;
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	//! returns the region equivalent to region, 0 if does not exists.
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	TRegion *findRegion(const TRegion ®ion) const;
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	//calcola tutte le regioni che intersecano  rect(e qualcuna in piu' a volte...)
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	void findRegions(const TRectD &rect);
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	//! Return the strokes' count
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	UINT getStrokeCount() const;
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	//! Get a \b TStroke stroke at index position
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	TStroke *getStroke(UINT index) const;
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	//! Get a \b VIStroke stroke at index position
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	VIStroke *getVIStroke(UINT index) const;
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	//! Get a \b VIStroke stroke at id
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	VIStroke *getStrokeById(int id) const;
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	//! Get the stroke index by id
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	int getStrokeIndexById(int id) const;
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	//! Get the stroke index by id
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	int getStrokeIndex(TStroke *stroke) const;
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	//! Group strokes in the \b fromIndex - \b toIndex range
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	/*! Only adjacent strokes can be grouped*/
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	void group(int fromIndex, int count);
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	//! Ungroup all the strokes in the group of index \b index.
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	/*! Return the number of ungroped stroke.*/
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	int ungroup(int index);
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	bool isStrokeGrouped(UINT index) const { return getGroupDepth(index) > 0; }
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	//! Return a value grater of zero if stroke of index \b index is contained in a group
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	/*! The returned number is the depth of the nested group containing the stroke.*/
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	int getGroupDepth(UINT index) const;
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	//! it says if two strokes are in the same group, even qhen the image is entered in a group.
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	bool sameSubGroup(int strokeIndex0, int strokeIndex1) const;
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	int getCommonGroupDepth(int strokeIndex0, int strokeIndex1) const;
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	//! Return -1 if two object are contained in the same group.
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	/*! Objects can be strokes or regions: they are identified by \b index1 and \b index2.
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		If objects aren't in the same group, the method return the number of equal level into the nested groups.*/
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	int areDifferentGroup(UINT index1, bool isRegion1, UINT index2, bool isRegion2) const;
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	//utility functions
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	//! Return true if two strokes has common parent groups.
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	bool sameParentGroupStrokes(UINT index1, UINT index2) const
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	{
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		int ret = areDifferentGroup(index1, false, index2, false);
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		return (ret == -1 || ret >= 1);
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	}
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	//! Return true if two objects are contained into the same group.
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	bool sameGroup(UINT index1, UINT index2) const
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	{
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		return areDifferentGroup(index1, false, index2, false) == -1;
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	}
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	//! Return true if a stroke and a region have common parent groups.
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	bool sameGroupStrokeAndRegion(UINT strokeIndex, UINT regionIndex) const
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	{
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		return areDifferentGroup(strokeIndex, false, regionIndex, true) == -1;
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	}
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	//entering and exiting groups
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	bool inCurrentGroup(int strokeIndex) const;
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	bool canEnterGroup(int strokeIndex) const;
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	bool selectable(int strokeIndex) const;
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	bool enterGroup(int index);
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	//return -1 if no possible to exit, otherwise a stroke index  which has same id of the exiting group
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	int exitGroup();
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	bool isEnteredGroupStroke(int index) const;
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	bool canMoveStrokes(int strokeIndex, int count, int moveBefore) const;
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	//returns depth of group inside.
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	int isInsideGroup() const;
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	int pickGroup(const TPointD &pos) const;
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	int getGroupByStroke(UINT index) const;
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	int getGroupByRegion(UINT index) const;
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	/*! 
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      get the stroke nearest at point 
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      \note outw is stroke parameter w in [0,1]
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      \par p [input] is point nearest stroke
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      \par outw [output] is parameter of minimum in stroke
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      \par strokeIndex [output] is index of stroke in vector image
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      \par dist2 [output] is the square value of distance
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      \ret true if a value is found
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     */
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	bool getNearestStroke(
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		const TPointD &p,
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		// output
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		double &outw,
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		UINT &strokeIndex,
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		double &dist2,
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		bool inCurrentGroup = true) const;
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	//! Enable or disable the style of a stroke according to the \b enable param.
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	static void enableStrokeStyle(int index, bool enable);
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	//! Return true if the style of the stroke identified by \b index is enabled.
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	static bool isStrokeStyleEnabled(int index);
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	//! Remove the stroke of index \b index and if \b doComputeRegions is true recompute the regions
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	TStroke *removeStroke(int index, bool doComputeRegions = true);
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	//! Remove the strokes identified by indexes in the vector \b toBeRemoved
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	/*! If \b deleteThem is true strokes are really delete; 
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        if \b doComputeRegions is true recompute the regions*/
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	void removeStrokes(const std::vector<int> &tobeRemoved, bool deleteThem, bool recomputeRegions);</int>
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	//! Delete the \b TStroke stroke of index \b index
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	void deleteStroke(int index);
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	//! Delete the \b VIStroke stroke
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	void deleteStroke(VIStroke *stroke);
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	//! Add a stroke at the end of the vector; returns position of the stroke (or -1 if not added)
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	int addStroke(TStroke *, bool discardPoints = true);
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	int addStrokeToGroup(TStroke *stroke, int strokeIndex);
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	//! Replace the stroke at index \b index with \b newStroke
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	void replaceStroke(int index, TStroke *newStroke);
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	//! Insert a \b VIStroke \b vs at index \b strokeIndex
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	void insertStrokeAt(VIStroke *vs, int strokeIndex, bool recomputeRegions = true); //! Move \b count strokes starting from \b fromIndex before the stroke identified by the \b moveBefore index.
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	void moveStrokes(int fromIndex, int count, int moveBefore);
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	//! Find regions of a \b TVectorImage
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	void findRegions(bool fromSwf = false);
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// Gmt. VA TOLTO IL PRIMA POSSIBILE.
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// E' una pessima cosa rendere platform dependent l'interfaccia pubblica di una
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// classe cosi' importante come la VectorImage
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#if defined(LINUX) || defined(MACOSX)
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	void render(const TVectorRenderData &rd, TRaster32P &ras);
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#endif
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	//! Make the rendering of the vector image, return a \b TRaster32P with the image rendered
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	TRaster32P render(bool onlyStrokes);
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	//! Return the region which contains \b p, if none regions contains \b p return 0
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	TRegion *getRegion(const TPointD &p);
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	//! Fill the region which contains \b p with \b styleId. it returns the  style of the region before filling or -1 if not filled.
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	int fill(const TPointD &p, int styleId, bool onlyEmpty = false);
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	//! Fill all the regions and strokes contained in \b selectArea or contained into the regions formed by the stroke \b s with the style \b styleId.
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	/*! If \b onlyUnfilled is true, only regions filled with the style 0 are filled with the new stile.
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		If \b fillAreas is true regions are filled.
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		If \b fillLines is true stroke are filled.*/
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	bool selectFill(const TRectD &selectArea, TStroke *s, int styleId, bool onlyUnfilled, bool fillAreas, bool fillLines);
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	//! Fill all regions contained in the \b stroke area with \b styleIndex
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	void areaFill(TStroke *stroke, int styleIndex, bool onlyUnfilled);
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	//! Fill the stroke which contains \b p with \b newStyleId; it returns the  style of stroke before filling or -1 if not filled.
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	int fillStrokes(const TPointD &p, int newStyleId);
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	//! Return true if \b computeRegion method was called
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	bool isComputedRegionAlmostOnce() const;
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	//! Return the image bounding box in the image coordinate system
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	TRectD getBBox() const;
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	//! Call the following method after stroke modification
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	//! \note you must specify, using the second argument, whether the modification was a reflection
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	void notifyChangedStrokes(const std::vector<int> &strokeIndexArray, const std::vector<tstroke *=""> &oldStrokeArray, bool areFlipped = false);</tstroke></int>
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	//! Call the following method after stroke modification
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	void notifyChangedStrokes(int strokeIndex, TStroke *oldStroke = 0, bool isFlipped = false);
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	UINT getFillData(std::unique_ptr<intersectionbranch[]>& v);</intersectionbranch[]>
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	void setFillData(std::unique_ptr<intersectionbranch[]> const& v, UINT size, bool doComputeRegions = true);</intersectionbranch[]>
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	void drawAutocloses(const TVectorRenderData &rd) const; //debug method
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	/*! Includes a (transformed) copy of imgs in this. If setSelected==true then selects imported strokes.
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		It also includes the color informations.
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		Try to assign the same stroke ids (if unused)
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	*/
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	void enableRegionComputing(bool enabled, bool notIntersectingStrokes);
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	/*! if enabled, region edges are joined together when possible. for flash render, should be disabled!
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  */
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	void enableMinimizeEdges(bool enabled);
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	/*! Creates a new Image using the selected strokes. If removeFlag==true then removes selected strokes
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	    It includes (in the new image) the color informations too.
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		It mantains stroke ids. 
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	*/
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	TVectorImageP splitSelected(bool removeFlag);
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	//! Merge the image with the \b img.
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	void mergeImage(const TVectorImageP &img, const TAffine &affine, bool sameStrokeId = true);
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	void mergeImage(const TVectorImageP &img, const TAffine &affine, const std::map<int, int=""> &styleTable, bool sameStrokeId = true);</int,>
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	//! Merge the image with the vector of image \b images.
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	void mergeImage(const std::vector<const *="" tvectorimage=""> &images);</const>
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	//! Insert the \b TVectorImageP \b img
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	void insertImage(const TVectorImageP &img, const std::vector<int> &dstIndices);</int>
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	TVectorImageP splitImage(const std::vector<int> &indices, bool removeFlag);</int>
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	//! Return the used styles in the image
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	void getUsedStyles(std::set<int> &styles) const;</int>
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	//! Reassign all stroke's style
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	void reassignStyles(std::map<int, int=""> &table);</int,>
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	//! Transfer the stroke style of the \b sourceStroke in the \b sourceImage to the style
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	static void transferStrokeColors(TVectorImageP sourceImage,
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									 int sourceStroke,
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									 TVectorImageP destinationImage,
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									 int destinationStroke);
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	//! Set the edges of the stroke identified by \b strokeIndex with the styles \b leftColorIndex and \brightColorIndex.
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	void setEdgeColors(int strokeIndex, int leftColorIndex, int rightColorIndex);
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	/*! This functions splits stroke with index 'strokeIndex' in n+1 strokes, where n is the size of vector sortedW, 
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	    cutting it in points w specified in sortedW. SortedW must be sorted in ascending order.
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		Resulting strokes are put in VectorImage in position strokeIndex,strokeIndex+1, ... strokeIndex+n.
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		Information on fill colors are maintened, as much as possible. */
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	void splitStroke(int strokeIndex, const std::vector<doublepair> &sortedWRanges);</doublepair>
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	VIStroke *joinStroke(int index1, int index2, int cpIndex1, int cpIndex2, bool isSmooth);
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	VIStroke *extendStroke(int index, const TThickPoint &p, int cpIndex, bool isSmooth);
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	/*! this method removes the parts  of the stroke that are not bounds of regions. only ending parts are removed. 
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  If the entire stroke is not bounding any region, it is kept entitely. 
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  it returns the original stroke (for undo)*/
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	TStroke *removeEndpoints(int strokeIndex);
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	/*! this method replaces  the stroke at index with oldstroke. Oldstroke is supposed to contain
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   existing stroke. this method is used for undoing removeEndpoints . */
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	void restoreEndpoints(int index, TStroke *oldStroke);
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	//! Set the autoclose tolerance to the specified value.
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	void setAutocloseTolerance(double val);
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	//! Return the autoclose tolerance.
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	double getAutocloseTolerance() const;
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	//!forces the recomputing of all regions (it is actually done only after having loaded the vectorimage)
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	void recomputeRegionsIfNeeded();
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	/*! Remove all image strokes and all image regions with style index contained in \b styleIds vector.*/
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	void eraseStyleIds(const std::vector<int> styleIds);</int>
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	TThread::Mutex *getMutex() const;
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#ifdef _DEBUG
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	void checkIntersections();
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#endif
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	void computeRegion(const TPointD &p, int styleId);
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#ifdef NEW_REGION_FILL
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	void resetRegionFinder();
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#endif
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private: //not implemented
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	TVectorImage(const TVectorImage &);
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	TVectorImage &operator=(const TVectorImage &);
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};
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DVAPI VIStroke *cloneVIStroke(VIStroke *vs);
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DVAPI void deleteVIStroke(VIStroke *vs);
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DVAPI void getClosingPoints(const TRectD &rect, double fac, const TVectorImageP &vi,
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							std::vector<std::pair<int, double="">> &startPoints,</std::pair<int,>
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							std::vector<std::pair<int, double="">> &endPoints);</std::pair<int,>
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//-----------------------------------------------------------------------------
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#ifdef _WIN32
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template class DVAPI TSmartPointerT<tvectorimage>;</tvectorimage>
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template class DVAPI TDerivedSmartPointerT<tvectorimage, timage="">;</tvectorimage,>
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#endif
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class DVAPI TVectorImageP : public TDerivedSmartPointerT<tvectorimage, timage=""></tvectorimage,>
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{
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public:
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	TVectorImageP() {}
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	TVectorImageP(TVectorImage *image) : DerivedSmartPointer(image) {}
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	TVectorImageP(TImageP image) : DerivedSmartPointer(image) {}
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#if !defined(_WIN32)
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	TVectorImageP(TImage *image) : DerivedSmartPointer(TImageP(image))
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	{
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	}
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#endif
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	operator TImageP()
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	{
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		return TImageP(m_pointer);
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	}
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};
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//-----------------------------------------------------------------------------
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// GMT: DA TOGLIERE. vedi sopra
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#ifdef LINUX
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DVAPI void hardRenderVectorImage(const TVectorRenderData &rd,
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								 TRaster32P &r,
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								 const TVectorImageP &vimg);
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#endif
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//-----------------------------------------------------------------------------
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//=============================================================================
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class DVAPI TInputStreamInterface
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{
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public:
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	TInputStreamInterface() {}
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	virtual ~TInputStreamInterface() {}
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	virtual TInputStreamInterface &operator>>(double &) = 0;
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	virtual TInputStreamInterface &operator>>(int &) = 0;
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	virtual TInputStreamInterface &operator>>(std::string &) = 0;
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	virtual TInputStreamInterface &operator>>(UCHAR &) = 0;
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	virtual TInputStreamInterface &operator>>(USHORT &) = 0;
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	virtual TInputStreamInterface &operator>>(TRaster32P &) = 0;
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	virtual TInputStreamInterface &operator>>(TPixel32 &pixel);
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	virtual VersionNumber versionNumber() const { return VersionNumber(); }
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};
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//-----------------------------------------------------------------------------
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class DVAPI TOutputStreamInterface
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{
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public:
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	TOutputStreamInterface() {}
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	virtual ~TOutputStreamInterface() {}
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	virtual TOutputStreamInterface &operator<<(double) = 0;
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	virtual TOutputStreamInterface &operator<<(int) = 0;
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	virtual TOutputStreamInterface &operator<<(std::string) = 0;
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	virtual TOutputStreamInterface &operator<<(UCHAR) = 0;
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	virtual TOutputStreamInterface &operator<<(USHORT) = 0;
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	virtual TOutputStreamInterface &operator<<(const TRaster32P &) = 0;
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	virtual TOutputStreamInterface &operator<<(const TPixel32 &pixel);
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};
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#if DISEGNO_OUTLINE == 1
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extern int CurrStrokeIndex;
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#include "tvectorimage.h"
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extern const TVectorImage *CurrVimg;
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#else
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#ifndef DISEGNO_OUTLINE
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   *&^&%^^$%&^%$(^(
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#endif
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#endif
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#endif