llprogressbar.cpp
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- /**
- * @file llprogressbar.cpp
- * @brief LLProgressBar class implementation
- *
- * $LicenseInfo:firstyear=2002&license=viewergpl$
- *
- * Copyright (c) 2002-2010, 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);
- }