/*
 * @file llpanelaopulldown.cpp
 * @brief Animation overrides flyout
 *
 * Copyright (c) 2014, Cinder Roxley <cinder@sdf.org>
 *
 * Permission is hereby granted, free of charge, to any person or organization
 * obtaining a copy of the software and accompanying documentation covered by
 * this license (the "Software") to use, reproduce, display, distribute,
 * execute, and transmit the Software, and to prepare derivative works of the
 * Software, and to permit third-parties to whom the Software is furnished to
 * do so, all subject to the following:
 *
 * The copyright notices in the Software and this entire statement, including
 * the above license grant, this restriction and the following disclaimer,
 * must be included in all copies of the Software, in whole or in part, and
 * all derivative works of the Software, unless such copies or derivative
 * works are solely in the form of machine-executable object code generated by
 * a source language processor.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
 * SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
 * FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 * DEALINGS IN THE SOFTWARE.
 *
 */

#include "llviewerprecompiledheaders.h"
#include "llpanelaopulldown.h"

#include "llframetimer.h"

const F32 AUTO_CLOSE_FADE_START_TIME_SEC = 4.f;
const F32 AUTO_CLOSE_TOTAL_TIME_SEC = 5.f;


LLPanelAOPulldown::LLPanelAOPulldown()
{
	mHoverTimer.stop();
	buildFromFile("panel_ao_pulldown.xml");
}

void LLPanelAOPulldown::draw()
{
	F32 alpha = mHoverTimer.getStarted()
	? clamp_rescale(mHoverTimer.getElapsedTimeF32(), AUTO_CLOSE_FADE_START_TIME_SEC,
					AUTO_CLOSE_TOTAL_TIME_SEC, 1.f, 0.f)
	: 1.0f;
	LLViewDrawContext context(alpha);
	
	if (alpha == 0.f)
	{
		setVisible(FALSE);
	}
	
	LLPanel::draw();
}

void LLPanelAOPulldown::onMouseEnter(S32 x, S32 y, MASK mask)
{
	mHoverTimer.stop();
	LLPanel::onMouseEnter(x, y, mask);
}

void LLPanelAOPulldown::onMouseLeave(S32 x, S32 y, MASK mask)
{
	mHoverTimer.start();
	LLPanel::onMouseLeave(x, y, mask);
}

void LLPanelAOPulldown::onTopLost()
{
	setVisible(FALSE);
}

void LLPanelAOPulldown::onVisibilityChange(BOOL new_visibility)
{
	new_visibility ? mHoverTimer.start() : mHoverTimer.stop();
}
