diff options
Diffstat (limited to 'indra/llui/llloadingindicator.cpp')
| -rw-r--r-- | indra/llui/llloadingindicator.cpp | 106 |
1 files changed, 37 insertions, 69 deletions
diff --git a/indra/llui/llloadingindicator.cpp b/indra/llui/llloadingindicator.cpp index f8b029e19c..c4eec1835c 100644 --- a/indra/llui/llloadingindicator.cpp +++ b/indra/llui/llloadingindicator.cpp @@ -2,31 +2,25 @@ * @file llloadingindicator.cpp * @brief Perpetual loading indicator * - * $LicenseInfo:firstyear=2010&license=viewergpl$ - * - * Copyright (c) 2010, Linden Research, Inc. - * + * $LicenseInfo:firstyear=2010&license=viewerlgpl$ * 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 + * Copyright (C) 2010, 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. * - * 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 + * 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. * - * 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. + * 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 * - * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO - * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY, - * COMPLETENESS OR PERFORMANCE. + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ @@ -41,59 +35,28 @@ #include "lluictrlfactory.h" #include "lluiimage.h" -static LLDefaultChildRegistry::Register<LLLoadingIndicator> r("loading_indicator"); +// registered in llui.cpp to avoid being left out by MS linker +//static LLDefaultChildRegistry::Register<LLLoadingIndicator> r("loading_indicator"); /////////////////////////////////////////////////////////////////////////////// -// LLLoadingIndicator::Data class +// LLLoadingIndicator class /////////////////////////////////////////////////////////////////////////////// -/** - * Pre-loaded images shared by all instances of the widget - */ -class LLLoadingIndicator::Data: public LLSingleton<LLLoadingIndicator::Data> +LLLoadingIndicator::LLLoadingIndicator(const Params& p) +: LLUICtrl(p), + mImagesPerSec(p.images_per_sec > 0 ? p.images_per_sec : 1.0f), + mCurImageIdx(0) { -public: - /*virtual*/ void initSingleton(); // from LLSingleton - - LLPointer<LLUIImage> getNextImage(S8& idx) const; - U8 getImagesCount() const { return NIMAGES; } -private: - - static const U8 NIMAGES = 12; - LLPointer<LLUIImage> mImages[NIMAGES]; -}; +} -// virtual -// Called right after the instance gets constructed. -void LLLoadingIndicator::Data::initSingleton() +void LLLoadingIndicator::initFromParams(const Params& p) { - // Load images. - for (U8 i = 0; i < NIMAGES; ++i) + for (LLInitParam::ParamIterator<LLUIImage*>::const_iterator it = p.images().image.begin(), end_it = p.images().image.end(); + it != end_it; + ++it) { - std::string img_name = llformat("Progress_%d", i+1); - mImages[i] = LLUI::getUIImage(img_name, 0); - llassert(mImages[i]); + mImages.push_back(it->getValue()); } -} - -LLPointer<LLUIImage> LLLoadingIndicator::Data::getNextImage(S8& idx) const -{ - // Calculate next index, performing array bounds checking. - idx = (idx >= NIMAGES || idx < 0) ? 0 : (idx + 1) % NIMAGES; - return mImages[idx]; -} - -/////////////////////////////////////////////////////////////////////////////// -// LLLoadingIndicator class -/////////////////////////////////////////////////////////////////////////////// - -LLLoadingIndicator::LLLoadingIndicator(const Params& p) -: LLUICtrl(p) - , mRotationsPerSec(p.rotations_per_sec > 0 ? p.rotations_per_sec : 1.0f) - , mCurImageIdx(-1) -{ - // Select initial image. - mCurImagep = Data::instance().getNextImage(mCurImageIdx); // Start timer for switching images. start(); @@ -105,16 +68,21 @@ void LLLoadingIndicator::draw() if (mImageSwitchTimer.getStarted() && mImageSwitchTimer.hasExpired()) { // Switch to the next image. - mCurImagep = Data::instance().getNextImage(mCurImageIdx); + if (!mImages.empty()) + { + mCurImageIdx = (mCurImageIdx + 1) % mImages.size(); + } // Restart timer. start(); } + LLUIImagePtr cur_image = mImages.empty() ? LLUIImagePtr(NULL) : mImages[mCurImageIdx]; + // Draw current image. - if( mCurImagep.notNull() ) + if( cur_image.notNull() ) { - mCurImagep->draw(getLocalRect(), LLColor4::white % getDrawContext().mAlpha); + cur_image->draw(getLocalRect(), LLColor4::white % getDrawContext().mAlpha); } LLUICtrl::draw(); @@ -128,6 +96,6 @@ void LLLoadingIndicator::stop() void LLLoadingIndicator::start() { mImageSwitchTimer.start(); - F32 period = 1.0f / (Data::instance().getImagesCount() * mRotationsPerSec); + F32 period = 1.0f / (mImages.size() * mImagesPerSec); mImageSwitchTimer.setTimerExpirySec(period); } |