/** * @file llprogressbar.cpp * @brief LLProgressBar class implementation * * $LicenseInfo:firstyear=2002&license=viewergpl$ * * Copyright (c) 2002-2009, Linden Research, Inc. * * Second Life Viewer Source Code * The source code in this file ("Source Code") is provided by Linden Lab * to you under the terms of the GNU General Public License, version 2.0 * ("GPL"), unless you have obtained a separate licensing agreement * ("Other License"), formally executed by you and Linden Lab. Terms of * the GPL can be found in doc/GPL-license.txt in this distribution, or * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2 * * There are special exceptions to the terms and conditions of the GPL as * it is applied to this Source Code. View the full text of the exception * in the file doc/FLOSS-exception.txt in this software distribution, or * online at * http://secondlifegrid.net/programs/open_source/licensing/flossexception * * By copying, modifying or distributing this software, you acknowledge * that you have read and understood your obligations described above, * and agree to abide by those obligations. * * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY, * COMPLETENESS OR PERFORMANCE. * $/LicenseInfo$ */ #include "linden_common.h" #include "llprogressbar.h" #include "indra_constants.h" #include "llmath.h" #include "llgl.h" #include "llui.h" #include "llfontgl.h" #include "lltimer.h" #include "llglheaders.h" #include "llfocusmgr.h" #include "lluictrlfactory.h" static LLDefaultChildRegistry::Register<LLProgressBar> r("progress_bar"); LLProgressBar::Params::Params() : image_bar("image_bar"), image_fill("image_fill"), color_bar("color_bar"), color_bg("color_bg") {} LLProgressBar::LLProgressBar(const LLProgressBar::Params& p) : LLView(p), mImageBar(p.image_bar), mImageFill(p.image_fill), mColorBackground(p.color_bg()), mColorBar(p.color_bar()), mPercentDone(0.f) {} LLProgressBar::~LLProgressBar() { gFocusMgr.releaseFocusIfNeeded( this ); } void LLProgressBar::draw() { static LLTimer timer; F32 alpha = getDrawContext().mAlpha; LLColor4 image_bar_color = mColorBackground.get(); image_bar_color.setAlpha(alpha); mImageBar->draw(getLocalRect(), image_bar_color); alpha *= 0.5f + 0.5f*0.5f*(1.f + (F32)sin(3.f*timer.getElapsedTimeF32())); LLColor4 bar_color = mColorBar.get(); bar_color.mV[VALPHA] *= alpha; // modulate alpha LLRect progress_rect = getLocalRect(); progress_rect.mRight = llround(getRect().getWidth() * (mPercentDone / 100.f)); mImageFill->draw(progress_rect, bar_color); } void LLProgressBar::setPercent(const F32 percent) { mPercentDone = llclamp(percent, 0.f, 100.f); }