// generated by Fast Light User Interface Designer (fluid) version 2.0100
#ifndef GeoMeshViewUI_h
#define GeoMeshViewUI_h
#include "GL/glew.h"
#ifdef _WIN32
#include "GL/wglew.h"
#endif
#include	<stdio.h>
#include	<stdlib.h>
#include	<string.h>
#include	<fltk/run.h>
#include	<fltk/Group.h>
#include	<fltk/Window.h>
#include	<fltk/ask.h>
#include	<fltk/file_chooser.h>
#include	<fltk/FileChooser.h>
#include	<fltk/MenuBar.h>
#include	<fltk/Input.h>
#include	<fltk/Button.h>
#include	<fltk/ReturnButton.h>
#include	<fltk/TextBuffer.h>
#include	<fltk/TextEditor.h>
#include	<fltk/Input.h>
#include	<fltk/events.h>
#include	<fltk/InvisibleBox.h>
#include	<fltk/ItemGroup.h>
#include	<fltk/Item.h>
#include	<fltk/Divider.h>
#include	<fltk/Output.h>
#include	<fltk/Button.h>
#include	<fltk/ProgressBar.h>
#include	<fltk/CheckButton.h>
#include	<fltk/RadioButton.h>
#include	<fltk/FloatInput.h>
#include	<fltk/Browser.h>
#include	<fltk/Image.h>
#include	<fltk/SharedImage.h>
#include	<fltk/Slider.h>
#include	<GeoMesh.h>
#include	<GeoLodStripsLibrary.h>
#include	<GeoMeshView.h>
#include	<GeoMeshSaver.h>
#include	<GeoMeshSimplifier.h>
#include	<GeoMeshStripifier.h>
#include	<GeoTreeSimplifier.h>
#include	"GeoTreeSimpSequence.h"
#include	"GeoLodStripsConstructor.h"
#include	"GeoLodTreeLibrary.h"

//	About Dialog.
#include "GTAboutDialog.h"
#include	"../resource.h"

#include	<GeoMaterialLoader.h>

//	State of the button process.
enum	ProcessState
{
	NONE,
	STRIPIFY,
	EDGE_COLLAPSE,
	LEAVES_COLLAPSE,
	LODSTRIPS,
	LODSTRIPS_AUTO,
	LODTREES,
	LODTREES_AUTO,
	SELECT_LEAVES,
	VISUALIZE_LODSTRIPS,
	VISUALIZE_LODTREES
};

// Simplification types
enum	SimplificationType
{
	NO_SIMPLIFICATION,
	MESHSIMP,
	HOJAS,
	VIEWPOINTDRIVEN
};

enum	ProgressBarType
{
	PROCESS,
	BUILD
};

using	namespace	Geometry;
using	namespace	std;

class GeoToolIndexData : public Geometry::IndexData
{
	public:
		GeoToolIndexData(unsigned int submeshes):Geometry::IndexData(){
			submeshcount = submeshes;
			indices=new unsigned int*[submeshcount];
			indexCount=new unsigned int[submeshcount];
			for (int i=0; i<submeshcount; i++)
			{
				indices[i]=NULL;
				indexCount[i]=0;
			}
		}
		virtual ~GeoToolIndexData(void){
			for (int i=0; i<submeshcount; i++)
				if (indices[i])
					delete[] indices[i];
			delete[] indices;
			delete[] indexCount;
		}

		virtual void Begin(unsigned int submesh, unsigned int numinds){
			if (indices[submesh])		
				delete[] indices[submesh];
			indices[submesh] = new unsigned int[numinds];     
			indexCount[submesh] = numinds;
			modifySubmesh=submesh;
		}

	virtual void SetIndex(unsigned int i, unsigned int index){
		assert(i<indexCount[modifySubmesh]);
		indices[modifySubmesh][i] = index;
	}

		virtual void End(void){}
		virtual void BorrowIndexData(const IndexData *){}

		unsigned int submeshcount;
		unsigned int **indices;
		unsigned int *indexCount;
		unsigned int modifySubmesh;
};

class GeoMeshViewUI
{
	friend	class	GeoMeshView;

	private:

	//	File name Selected.
	char	*mFileName;

	//	The state of the application menus.
	ProcessState	mApplicationState;

	//	Mesh object(Model).
	Mesh	*mGeoMesh;

	//	Mesh for undo operation.
	Mesh	*mUndoMesh;

	//	Lod strips object.
	LodStripsLibrary	*lodStripsLib;
	//	Lod tree object.
	LodTreeLibrary	*lodTreeLib;

	MeshSimplifier 			*mMeshSimplifier;
	TreeSimplifier			*mTreeSimplifier;
	char								*nombremesh;
	SimplificationType	simplificationState;
	ProgressBarType			progressBarType;

	MeshSimplificationSequence	*oMeshSimpSequence;
	LodStripsConstructor				*oLodStrip;
	GeoMeshLoader								*geoMeshLoader;

	inline void cb_menuFileOpen_i(fltk::Item*, void*);
	static void cb_menuFileOpen(fltk::Item*, void*);
	inline void cb_menuFileSave_i(fltk::Item*, void*);
	static void cb_menuFileSave(fltk::Item*, void*);
	inline void cb_menuFileSaveAs_i(fltk::Item*, void*);
	static void cb_menuFileSaveAs(fltk::Item*, void*);
	inline void cb_menuFileLoadTexture_i(fltk::Item*, void*);
	static void cb_menuFileLoadTexture(fltk::Item*, void*);
	inline void cb_menuFileLoadTextureSubMesh_i(fltk::Item*, void*);
	static void cb_menuFileLoadTextureSubMesh(fltk::Item*, void*);

	inline void cb_menuMeshInfo_i(fltk::Item*, void*);
	static void cb_menuMeshInfo(fltk::Item*, void*);
	inline void cb_menuMeshExportOBJ_i(fltk::Item*, void*);
	static void cb_menuMeshExportOBJ(fltk::Item*, void*);
	inline void cb_menuTransformSharedVertex_i(fltk::Item*, void*);
	static void	cb_menuFileTransformSharedVertex(fltk::Item* o, void* v);

	inline void cb_menuFileQuit_i(fltk::Item*, void*);
	static void cb_menuFileQuit(fltk::Item*, void*);
	inline void cb_menuEditUndo_i(fltk::Item*, void*);
	static void cb_menuEditUndo(fltk::Item*, void*);
	inline void cb_menuEditFit_i(fltk::Item*, void*);
	static void cb_menuEditFit(fltk::Item*, void*);
	inline void cb_menuEditRotate_i(fltk::Item*, void*);
	static void cb_menuEditRotate(fltk::Item*, void*);
	inline void cb_menuEditPan_i(fltk::Item*, void*);
	static void cb_menuEditPan(fltk::Item*, void*);
	inline void cb_menuEditZoom_i(fltk::Item*, void*);
	static void cb_menuEditZoom(fltk::Item*, void*);
	inline void cb_menuRenderWire_i(fltk::Item*, void*);
	static void cb_menuRenderWire(fltk::Item*, void*);
	inline void cb_menuRenderSolid_i(fltk::Item*, void*);
	static void cb_menuRenderSolid(fltk::Item*, void*);
	inline void cb_menuRenderCW_i(fltk::Item*, void*);
	static void cb_menuRenderCW(fltk::Item*, void*);
	inline void cb_menuRenderCCW_i(fltk::Item*, void*);
	static void cb_menuRenderCCW(fltk::Item*, void*);
	inline void cb_menuRenderFlat_i(fltk::Item*, void*);
	static void cb_menuRenderFlat(fltk::Item*, void*);
	inline void cb_menuRenderSmooth_i(fltk::Item*, void*);
	static void cb_menuRenderSmooth(fltk::Item*, void*);
	inline void cb_menuRenderTextures_i(fltk::Item*, void*);
	static void cb_menuRenderTextures(fltk::Item*, void*);
	inline void cb_menuStripify_i(fltk::Item*, void*);
	static void cb_menuStripify(fltk::Item*, void*);
	inline void cb_menuSimplify_i(fltk::ItemGroup*, void*);
	static void cb_menuSimplify(fltk::ItemGroup*, void*);
	inline void cb_menuSimplifyEdgeCollapse_i(fltk::Item*, void*);
	static void cb_menuSimplifyEdgeCollapse(fltk::Item*, void*);
	inline void cb_menuSimplifyLeavesCollapse_i(fltk::Item*, void*);
	static void cb_menuSimplifyLeavesCollapse(fltk::Item*, void*);

	inline void cb_menuLodStripsGenerate_i(fltk::Item*, void*);
	static void cb_menuLodStripsGenerate(fltk::Item*, void*);
	inline void cb_menuLodStripsVisualize_i(fltk::Item*, void*);
	static void cb_menuLodStripsVisualize(fltk::Item*, void*);

	inline void cb_menuSelectLeaves_i(fltk::Item*, void*);
	static void cb_menuSelectLeaves(fltk::Item*, void*);
	inline void cb_menuLodTreesOpenLodStripTrunk_i(fltk::Item*, void*);
	static void cb_menuLodTreesOpenLodStripTrunk(fltk::Item*, void*);
	inline void cb_menuLodTreesOpenLeavesSimplification_i(fltk::Item*, void*);
	static void cb_menuLodTreesOpenLeavesSimplification(fltk::Item*, void*);
	inline void cb_menuLodTreesGenerate_i(fltk::Item*, void*);
	static void cb_menuLodTreesGenerate(fltk::Item*, void*);
	inline void cb_menuLodTreesVisualize_i(fltk::Item*, void*);
	static void cb_menuLodTreesVisualize(fltk::Item*, void*);
	inline void cb_menuHelpAbout_i(fltk::Item*, void*);
	static void cb_menuHelpAbout(fltk::Item*, void*);

	inline void cb_mButtonProcess_i(fltk::Button*, void*);
	static void cb_mButtonProcess(fltk::Button*, void*);
	inline void cb_mButtonSort_i(fltk::Button*, void*);
	static void cb_mButtonSort(fltk::Button*, void*);
	inline void cb_mButtonBuild_i(fltk::Button*, void*);
	static void cb_mButtonBuild(fltk::Button*, void*);
	inline void cb_mMeshInfo_i(fltk::Browser*, void*);
	static void cb_mMeshInfo(fltk::Browser*, void*);
	inline void cb_mLodStripSlider_i(fltk::Slider*, void*);
	static void cb_mLodStripSlider(fltk::Slider*, void*);
	inline void cb_mLodTreeSlider_i(fltk::Slider*, void*);
	static void cb_mLodTreeSlider(fltk::Slider*, void*);

	//	Logo's callback.
	inline void cb_mLogo_i(fltk::InvisibleBox*, void*);
	static void cb_mLogo(fltk::InvisibleBox*, void*);

	//	Shows build process.
	void	activeBuildProcess();

	//	Shows the stripify panel.
	void	showStripify();

	//	Shows the simplify panels.
	void	showEdgeCollapse();
	void	showLeavesCollapse();

	//	Shows the LodStrips panels.
	void	showOpenMeshSimplification();
	void	showAutoGenerateLodStrips();
	void	showAutoGenerateLodTrees();

	//	Shows the LodTrees panel.
	void	showOpenLeavesSimplification();

	//	Show the mesh info browser.
	void	showMeshInfo();
	
	//	Show the LodStrips visulization panel.
	void	showLodStripSlider();
	void	showLodTreeSlider();

	void	hideStripify();
	void	hideEdgeCollapse();
	void	hideLeavesCollapse();
	void	hideOpenMeshSimplification();
	void	hideOpenLeavesSimplification();
	void	hideRightPanel();
	//	Hide the mesh info browser.
	void	hideMeshInfo();

	//	Hide the LodStrips visualization panel.
	void	hideLodStripSlider();
	void	hideLodTreeSlider();
	
	//	Get the number of vertices.
	size_t	getVertexCount(Mesh	*geoMesh);

	//	Get the number of triangles.
	size_t	getTriangleCount(Mesh	*geoMesh);

	//	Get the number of strips.
	size_t	getStripCount(Mesh	*geoMesh);

	int		paintMesh();

	//	Simplify the mesh object.
	bool	simplifyEdgeCollapse();

	//	Simplify the mesh object.
	void	simplifyLeavesCollapse();

	//	Create a siplification sequence of the simplification method.
	void	createSimplificationSequence();

	//	Create a siplification sequence of the leaves.
	void	createLeavesSequence(const std::string &);

	//	Stripify the mesh object.
	void	stripify();

	//	Method that undo then mesh changes.
	void	undo();

	//	Refresh number of vertices, triangles, strips, ...
	void	refreshApplicationBar();

	//	Open a mesh file.
	void	openMeshFile(void);

	//	Check if file exists.
	bool	fileExists(const char	*fileNameMesh);

	//	Set textures to mesh model.
	void setTextures();

	public:

	// the indexdata for the LOD models
	GeoToolIndexData *lod_index_data;

	GeoMeshView					*geoMeshView;
	fltk::Window				*mMainWindow;
	fltk::Group					*MainView;
	fltk::InvisibleBox	*cframe;
	fltk::MenuBar				*menuBar;
	fltk::ItemGroup			*menuFile;
	fltk::Item					*menuFileOpen;
	fltk::Item					*menuFileSave;
	fltk::Item					*menuFileSaveAs;
	fltk::Item					*menuMeshInfo;
	fltk::Item					*menuMeshExportOBJ;
	fltk::Item					*menuFileTransformSharedVertex;
	fltk::ItemGroup			*menuLoadTextures;
	fltk::Item					*menuFileLoadTexture;

	fltk::Item					*menuFileQuit;
	fltk::ItemGroup			*menuEdit;
	fltk::Item					*menuEditUndo;
	fltk::Item					*menuEditFit;
	fltk::Item					*menuEditRotate;
	fltk::Item					*menuEditPan;
	fltk::Item					*menuEditZoom;
	fltk::ItemGroup			*menuRender;
	fltk::Item					*menuRenderWire;
	fltk::Item					*menuRenderSolid;
	fltk::Item					*menuRenderCW;
	fltk::Item					*menuRenderCCW;
	fltk::Item					*menuRenderFlat;
	fltk::Item					*menuRenderSmooth;
	fltk::Item					*menuRenderTextures;
	fltk::Item					*menuStripify;
	fltk::ItemGroup			*menuSimplify;
	fltk::Item					*menuSimplifyEdgeCollapse;
	fltk::Item					*menuSimplifyLeavesCollapse;
	fltk::Item					*menuSimplifySaveSequence;

	fltk::ItemGroup			*menuLodStrips;
	fltk::Item					*menuLodStripsGenerate;
	fltk::Item					*menuLodStripsVisualize;
	fltk::ItemGroup			*menuLodTrees;
	fltk::Item					*menuLodTreesGenerate;
	fltk::Item					*menuLodTreesVisualize;

	fltk::Item					*menuSelectLeaves;
	fltk::Item					*menuLodTreesOpenLodStripTrunk;
	fltk::Item					*menuLodTreesOpenLeavesSimplification;
	fltk::Item					*menuHelpAbout;
	fltk::InvisibleBox	*mLogo;
	fltk::Group					*ApplicationBar;
	fltk::Widget				*mFPS;
	fltk::Widget				*mVertices;
	fltk::Widget				*mTriangles;
	fltk::Widget				*mStrips;
	fltk::Widget				*mQuads;
	fltk::Widget				*mMB;
	fltk::Button				*mButtonProcess;
	fltk::ProgressBar		*mProcessBar;
	fltk::Button				*mButtonSort;
	fltk::ProgressBar		*mSortBar;
	fltk::Button				*mButtonBuild;
	fltk::ProgressBar		*mBuildBar;
	fltk::Slider				*mLodStripSlider;
	fltk::Slider				*mLodTreeSlider;
	fltk::CheckButton		*mGeometryBased;
	fltk::CheckButton		*mViewPointDriven;
	fltk::CheckButton		*mChangeVertices;
	fltk::CheckButton		*mChangeTexture;
	fltk::CheckButton		*mPercent;
	fltk::CheckButton		*mVerticesNumber;
	fltk::CheckButton		*mOneCacheStrip;
	fltk::CheckButton		*mQualityStrips;
	fltk::FloatInput		*mMeshReduction;
	fltk::Widget				*mProcessTitle;
	fltk::Output				*mMetricLabel;
	fltk::Output				*mTypeLabel;
	fltk::Output				*mMeshReductionLabel;
	fltk::Browser				*mMeshInfo;
	fltk::ItemGroup			*ogeometry;

	//	Repaint the FPS label.
	void	refreshFPS(int fps);

	//	Initialize the lodstripslibrary for visualization.
	void	setLodStripsLibrary(const Geometry::LodStripsLibraryData *, Mesh	*geomesh);
	//	Initialize the lodtreelibrary for visualization.
	void	setLodTreesLibrary(const Geometry::LodStripsLibraryData *, const Geometry::TreeSimplificationSequence *, Mesh	*geomesh/*, uint32 ileafSubMesh*/);

	// Indentify the mesh of leaves.
	unsigned	short			idMeshLeaves;

	GeoMeshViewUI(TIPOFUNC fun=NULL);
	~GeoMeshViewUI();
	void show();

	TIPOFUNC progress_function;
	float updateProgressBar(float);

	void BuildLoadTextureSubMeshMenu(void);
	int numSubMeshNames;
	char **SubMeshNames;
};

#endif