/* AbiWord
 * Copyright (c) 2003 Martin Sevior <msevior@physics.unimelb.edu.au>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301 USA.
 */

#ifndef FV_FRAME_EDIT_H
#define FV_FRAME_EDIT_H

#include "pt_Types.h"
#include "fl_FrameLayout.h"
#include "fv_Base.h"

typedef enum _FV_FrameEditMode
{
	FV_FrameEdit_NOT_ACTIVE,
	FV_FrameEdit_WAIT_FOR_FIRST_CLICK_INSERT,
	FV_FrameEdit_RESIZE_INSERT,
    FV_FrameEdit_RESIZE_SELECTED_EXISTING,
	FV_FrameEdit_RESIZE_EXISTING,
	FV_FrameEdit_DRAG_EXISTING,
	FV_FrameEdit_EXISTING_SELECTED
} FV_FrameEditMode;

struct fv_FrameStrings
{
	UT_String sXpos;
	UT_String sYpos;
	UT_String sColXpos;
	UT_String sColYpos;
	UT_String sPageXpos;
	UT_String sPageYpos;
	UT_String sWidth;
	UT_String sHeight;
	UT_String sPrefPage;
	UT_String sPrefColumn;
};


class ABI_EXPORT FV_FrameEdit : public FV_Base
{
	friend class fv_View;

public:

	FV_FrameEdit (FV_View * pView);
	~FV_FrameEdit ();
	bool                  isActive(void) const;
	void                  abortDrag(void);
	UT_sint32             haveDragged(void) const;
    void                  setMode(FV_FrameEditMode iEditMode);
	FV_FrameEditMode      getFrameEditMode(void) const
		{ return m_iFrameEditMode;}
	void                  mouseLeftPress(UT_sint32 x, UT_sint32 y);
	void                  mouseRelease(UT_sint32 x, UT_sint32 y);
	FV_DragWhat           mouseMotion(UT_sint32 x, UT_sint32 y);
	void                  drawFrame(bool bWithHandles);
	void                  deleteFrame(fl_FrameLayout * pFL = NULL);
	void                  setDragType(UT_sint32 x,UT_sint32 y, bool bDrawFrame);
	bool                  getFrameStrings(UT_sint32 x, UT_sint32 y,
					      fv_FrameStrings &FS,
					      fl_BlockLayout ** pCloseBL,
					      fp_Page ** pPage);
	fl_FrameLayout *      getFrameLayout(void) const
		{ return m_pFrameLayout;}
	const char *          getPNGImage(const UT_ByteBuf ** ppByteBuf);
	void                  setPointInside(void);
	fp_FrameContainer *   getFrameContainer(void) { return m_pFrameContainer;}
	static void 		  _actuallyScroll(UT_Worker * pTimer);
	static void 		  _autoScroll(UT_Worker * pTimer);
    bool                  isImageWrapper(void) const;

protected:
	virtual void          _mouseDrag(UT_sint32 x, UT_sint32 y);

private:
	FV_FrameEditMode      m_iFrameEditMode;
	fl_FrameLayout *      m_pFrameLayout;
	fp_FrameContainer *   m_pFrameContainer;
	UT_sint32             m_iLastX;
	UT_sint32             m_iLastY;
	UT_sint32             m_iInitialDragX;
	UT_sint32             m_iInitialDragY;
	bool                  m_bInitialClick;
	GR_Image *            m_pFrameImage;

	// autoscroll stuff
	UT_Timer *			  m_pAutoScrollTimer;

	//
	UT_sint32             m_iInitialFrameX;
	UT_sint32             m_iInitialFrameY;

	UT_String             m_sRelWidth;
	UT_String             m_sMinHeight;
	UT_String             m_sExpandHeight;
};


#endif /* FV_FRAME_EDIT_H */
