lliconctrl.cpp
上传用户:king477883
上传日期:2021-03-01
资源大小:9553k
文件大小:3k
- /**
- * @file lliconctrl.cpp
- * @brief LLIconCtrl base class
- *
- * $LicenseInfo:firstyear=2001&license=viewergpl$
- *
- * Copyright (c) 2001-2010, 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 "lliconctrl.h"
- // Linden library includes
- // Project includes
- #include "llcontrol.h"
- #include "llui.h"
- #include "lluictrlfactory.h"
- #include "lluiimage.h"
- static LLDefaultChildRegistry::Register<LLIconCtrl> r("icon");
- LLIconCtrl::Params::Params()
- : image("image_name"),
- color("color"),
- scale_image("scale_image")
- {
- tab_stop = false;
- mouse_opaque = false;
- }
- LLIconCtrl::LLIconCtrl(const LLIconCtrl::Params& p)
- : LLUICtrl(p),
- mColor(p.color()),
- mImagep(p.image),
- mPriority(0),
- mDrawWidth(0),
- mDrawHeight(0)
- {
- if (mImagep.notNull())
- {
- LLUICtrl::setValue(mImagep->getName());
- }
- }
- LLIconCtrl::~LLIconCtrl()
- {
- mImagep = NULL;
- }
- void LLIconCtrl::draw()
- {
- if( mImagep.notNull() )
- {
- mImagep->draw(getLocalRect(), mColor.get() % getDrawContext().mAlpha );
- }
- LLUICtrl::draw();
- }
- // virtual
- // value might be a string or a UUID
- void LLIconCtrl::setValue(const LLSD& value )
- {
- LLSD tvalue(value);
- if (value.isString() && LLUUID::validate(value.asString()))
- {
- //RN: support UUIDs masquerading as strings
- tvalue = LLSD(LLUUID(value.asString()));
- }
- LLUICtrl::setValue(tvalue);
- if (tvalue.isUUID())
- {
- mImagep = LLUI::getUIImageByID(tvalue.asUUID(), mPriority);
- }
- else
- {
- mImagep = LLUI::getUIImage(tvalue.asString(), mPriority);
- }
- setIconImageDrawSize();
- }
- std::string LLIconCtrl::getImageName() const
- {
- if (getValue().isString())
- return getValue().asString();
- else
- return std::string();
- }
- void LLIconCtrl::setIconImageDrawSize()
- {
- if(mImagep.notNull() && mDrawWidth && mDrawHeight)
- {
- if(mImagep->getImage().notNull())
- {
- mImagep->getImage()->setKnownDrawSize(mDrawWidth, mDrawHeight) ;
- }
- }
- }