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/**
* @file lliconctrl.cpp
* @brief LLIconCtrl base class
*
* $LicenseInfo:firstyear=2001&license=viewerlgpl$
* Second Life Viewer Source Code
* 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.
*
* 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.
*
* 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
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
#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"),
use_draw_context_alpha("use_draw_context_alpha", true),
scale_image("scale_image"),
min_width("min_width", 0),
min_height("min_height", 0)
{}
LLIconCtrl::LLIconCtrl(const LLIconCtrl::Params& p)
: LLUICtrl(p),
mColor(p.color()),
mImagep(p.image),
mUseDrawContextAlpha(p.use_draw_context_alpha),
mPriority(0),
mMinWidth(p.min_width),
mMinHeight(p.min_height),
mMaxWidth(0),
mMaxHeight(0)
{
if (mImagep.notNull())
{
LLUICtrl::setValue(mImagep->getName());
}
}
LLIconCtrl::~LLIconCtrl()
{
mImagep = NULL;
}
void LLIconCtrl::draw()
{
if( mImagep.notNull() )
{
const F32 alpha = mUseDrawContextAlpha ? getDrawContext().mAlpha : getCurrentTransparency();
mImagep->draw(getLocalRect(), mColor.get() % alpha );
}
LLUICtrl::draw();
}
// virtual
// value might be a string or a UUID
void LLIconCtrl::setValue(const LLSD& value)
{
setValue(value, mPriority);
}
void LLIconCtrl::setValue(const LLSD& value, S32 priority)
{
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(), priority);
}
else
{
mImagep = LLUI::getUIImage(tvalue.asString(), priority);
}
if(mImagep.notNull()
&& mImagep->getImage().notNull()
&& mMinWidth
&& mMinHeight)
{
S32 desired_draw_width = llmax(mMinWidth, mImagep->getWidth());
S32 desired_draw_height = llmax(mMinHeight, mImagep->getHeight());
if (mMaxWidth && mMaxHeight)
{
desired_draw_width = llmin(desired_draw_width, mMaxWidth);
desired_draw_height = llmin(desired_draw_height, mMaxHeight);
}
mImagep->getImage()->setKnownDrawSize(desired_draw_width, desired_draw_height);
}
}
std::string LLIconCtrl::getImageName() const
{
if (getValue().isString())
return getValue().asString();
else
return std::string();
}
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