/** 
 * @file llfloaterimagepreview.h
 * @brief LLFloaterImagePreview class definition
 *
 * $LicenseInfo:firstyear=2004&license=viewerlgpl$
 * Second Life Viewer Source Code
 * Copyright (C) 2010, Linden Research, Inc.
 * 
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation;
 * version 2.1 of the License only.
 * 
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 * 
 * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
 * $/LicenseInfo$
 */

#ifndef LL_LLFLOATERIMAGEPREVIEW_H
#define LL_LLFLOATERIMAGEPREVIEW_H

#include "llfloaternamedesc.h"
#include "lldynamictexture.h"
#include "llquaternion.h"

class LLComboBox;
class LLJoint;
class LLViewerJointMesh;
class LLVOAvatar;
class LLTextBox;
class LLVertexBuffer;
class LLVolume;

class LLImagePreviewSculpted final : public LLViewerDynamicTexture
{
protected:
	virtual ~LLImagePreviewSculpted();

 public:
	LLImagePreviewSculpted(S32 width, S32 height);	

	/*virtual*/ S8 getType() const override;

	void setPreviewTarget(LLImageRaw *imagep, F32 distance);
	void setTexture(U32 name) { mTextureName = name; }

	BOOL render() override;
	void refresh();
	void rotate(F32 yaw_radians, F32 pitch_radians);
	void zoom(F32 zoom_amt);
	void pan(F32 right, F32 up);
	BOOL needsRender() override { return mNeedsUpdate; }

 protected:
	BOOL        mNeedsUpdate;
	U32         mTextureName;
	F32			mCameraDistance;
	F32			mCameraYaw;
	F32			mCameraPitch;
	F32			mCameraZoom;
	LLVector3	mCameraOffset;
	LLPointer<LLVolume> mVolume;
	LLPointer<LLVertexBuffer> mVertexBuffer;
};


class LLImagePreviewAvatar final : public LLViewerDynamicTexture
{
protected:
	virtual ~LLImagePreviewAvatar();

public:
	LLImagePreviewAvatar(S32 width, S32 height);	

	/*virtual*/ S8 getType() const override;

	void setPreviewTarget(const std::string& joint_name, const std::string& mesh_name, LLImageRaw* imagep, F32 distance, BOOL male);
	void setTexture(U32 name) { mTextureName = name; }
	void clearPreviewTexture(const std::string& mesh_name);

	BOOL	render() override;
	void	refresh();
	void	rotate(F32 yaw_radians, F32 pitch_radians);
	void	zoom(F32 zoom_amt);
	void	pan(F32 right, F32 up);
	BOOL needsRender() override { return mNeedsUpdate; }

protected:
	BOOL		mNeedsUpdate;
	LLJoint*	mTargetJoint;
	LLViewerJointMesh*	mTargetMesh;
	F32			mCameraDistance;
	F32			mCameraYaw;
	F32			mCameraPitch;
	F32			mCameraZoom;
	LLVector3	mCameraOffset;
	LLPointer<LLVOAvatar> mDummyAvatar;
	U32			mTextureName;
};

class LLFloaterImagePreview final : public LLFloaterNameDesc
{
public:
	LLFloaterImagePreview(const std::string& filename);
	virtual ~LLFloaterImagePreview();

	BOOL postBuild() override;
	
	BOOL handleMouseDown(S32 x, S32 y, MASK mask) override;
	BOOL handleMouseUp(S32 x, S32 y, MASK mask) override;
	BOOL handleHover(S32 x, S32 y, MASK mask) override;
	BOOL handleScrollWheel(S32 x, S32 y, S32 clicks) override; 

	static void onMouseCaptureLostImagePreview(LLMouseHandler*);

	void clearAllPreviewTextures();

protected:
	static void		onPreviewTypeCommit(LLUICtrl*,void*);
	void			draw() override;
	bool			loadImage(const std::string& filename);

	LLPointer<LLImageRaw> mRawImagep;
	LLPointer<LLImagePreviewAvatar> mAvatarPreview;
	LLPointer<LLImagePreviewSculpted> mSculptedPreview;
	S32				mLastMouseX;
	S32				mLastMouseY;
	LLRect			mPreviewRect;
	LLRectf			mPreviewImageRect;
	LLPointer<LLViewerTexture> mImagep ;
	
	std::string mImageLoadError;
};

#endif  // LL_LLFLOATERIMAGEPREVIEW_H
