174 lines
4.0 KiB
C++
174 lines
4.0 KiB
C++
/**
|
|
* @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"
|
|
#include "llwindow.h"
|
|
|
|
#include "llgltexture.h"
|
|
|
|
static LLDefaultChildRegistry::Register<LLIconCtrl> r("icon");
|
|
|
|
LLIconCtrl::Params::Params()
|
|
: image("image_name"),
|
|
color("color"),
|
|
use_draw_context_alpha("use_draw_context_alpha", true),
|
|
interactable("interactable", false),
|
|
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),
|
|
mInteractable(p.interactable),
|
|
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();
|
|
}
|
|
|
|
BOOL LLIconCtrl::handleHover(S32 x, S32 y, MASK mask)
|
|
{
|
|
if (mInteractable && getEnabled())
|
|
{
|
|
getWindow()->setCursor(UI_CURSOR_HAND);
|
|
return TRUE;
|
|
}
|
|
return LLUICtrl::handleHover(x, y, mask);
|
|
}
|
|
|
|
void LLIconCtrl::onVisibilityChange(BOOL new_visibility)
|
|
{
|
|
LLUICtrl::onVisibilityChange(new_visibility);
|
|
if (mPriority == LLGLTexture::BOOST_ICON)
|
|
{
|
|
if (new_visibility)
|
|
{
|
|
loadImage(getValue(), mPriority);
|
|
}
|
|
else
|
|
{
|
|
mImagep = nullptr;
|
|
}
|
|
}
|
|
}
|
|
|
|
// 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);
|
|
|
|
loadImage(tvalue, priority);
|
|
}
|
|
|
|
void LLIconCtrl::loadImage(const LLSD& tvalue, S32 priority)
|
|
{
|
|
if(mPriority == LLGLTexture::BOOST_ICON && !getVisible()) return;
|
|
|
|
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();
|
|
}
|
|
|
|
|