/** 
 * @file llfloatereditextdaycycle.h
 * @brief Floater to create or edit a day cycle
 *
 * $LicenseInfo:firstyear=2011&license=viewerlgpl$
 * Second Life Viewer Source Code
 * Copyright (C) 2011, 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_LLFLOATEREDITEXTDAYCYCLE_H
#define LL_LLFLOATEREDITEXTDAYCYCLE_H

#include "llfloater.h"
#include "llsettingsdaycycle.h"
#include <boost/signals2.hpp>

class LLCheckBoxCtrl;
class LLComboBox;
class LLFlyoutComboBtnCtrl;
class LLLineEditor;
class LLMultiSliderCtrl;
class LLTextBox;
class LLTimeCtrl;

typedef std::shared_ptr<LLSettingsBase> LLSettingsBasePtr_t;

/**
 * Floater for creating or editing a day cycle.
 */
class LLFloaterEditExtDayCycle : public LLFloater
{
	LOG_CLASS(LLFloaterEditExtDayCycle);

public:
    typedef boost::signals2::signal<void(LLSettingsDay::ptr_t)>            edit_commit_signal_t;
    typedef boost::signals2::connection     connection_t;

    LLFloaterEditExtDayCycle(const LLSD &key);
    ~LLFloaterEditExtDayCycle();

    void openFloater(LLSettingsDay::ptr_t settings, S64Seconds daylength = S64Seconds(0), S64Seconds dayoffset = S64Seconds(0));

    BOOL	postBuild();
    void	onOpen(const LLSD& key);
    void	onClose(bool app_quitting);

    void    onVisibilityChange(BOOL new_visibility);

    connection_t setEditCommitSignal(edit_commit_signal_t::slot_type cb);

private:

	// flyout response/click
	void onButtonApply(LLUICtrl *ctrl, const LLSD &data);
	void onBtnCancel();
	void onAddTrack();
	void onRemoveTrack();
	void onCommitName(class LLLineEditor* caller, void* user_data);
	void onTrackSelectionCallback(const LLSD& user_data);
	// time slider moved
	void onTimeSliderMoved();
	// a frame moved or frame selection changed
	void onFrameSliderCallback();

	void selectTrack(U32 track_index);
	void clearTabs();
	void updateTabs();
	void updateWaterTabs(const LLSettingsWaterPtr_t &p_water);
	void updateSkyTabs(const LLSettingsSkyPtr_t &p_sky);
	void setWaterTabsEnabled(BOOL enable);
	void setSkyTabsEnabled(BOOL enable);
	void updateButtons();
	void updateSlider(); //track to slider
	void updateTimeAndLabel();
	void addSliderFrame(const F32 frame, LLSettingsBase::ptr_t &setting, bool update_ui = true);
	void removeCurrentSliderFrame();

    void setEditingEnv();
    void restoreSavedEnv();

    // data for restoring previous displayed environment
    LLSettingsDay::ptr_t    mSavedDay; // the one currently on screen
    S32                     mSavedEnvironment;
    S64Seconds              mSavedDayLength;
    S64Seconds              mSavedDayOffset;

    LLSettingsDay::ptr_t    mEditDay; // edited copy
    LLSettingsDay::ptr_t    mOriginalDay; // the one we are editing
    S64Seconds              mDayLength;
    S64Seconds              mDayOffset;
    U32                     mCurrentTrack;
    std::string             mLastFrameSlider;

    LLButton*           mCancelButton;
    LLButton*           mAddFrameButton;
    LLButton*           mDeleteFrameButton;

    LLMultiSliderCtrl*	mTimeSlider;
    LLMultiSliderCtrl*  mFramesSlider;
    LLView*             mSkyTabLayoutContainer;
    LLView*             mWaterTabLayoutContainer;
    LLTextBox*          mCurrentTimeLabel;

    LLFlyoutComboBtnCtrl *      mFlyoutControl;

    edit_commit_signal_t    mCommitSignal;

    // For map of sliders to parameters
    class FrameData
    {
    public:
        FrameData() : mFrame(0) {};
        FrameData(F32 frame, LLSettingsBase::ptr_t settings) : mFrame(frame), pSettings(settings) {};
        F32 mFrame;
        LLSettingsBase::ptr_t pSettings;
    };
    typedef std::map<std::string, FrameData> keymap_t;
    keymap_t mSliderKeyMap; //slider's keys vs old_frames&settings, shadows mFramesSlider
};

#endif // LL_LLFloaterEditExtDayCycle_H