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/*
* This file is part of unity-2d
*
* Copyright 2010-2011 Canonical Ltd.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 3.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
import QtQuick 1.0
Item {
property variant target
property int itemWidth
property int itemHeight
/* Scale down to fit target while preserving the aspect ratio of the item.
Never scale up the item. */
property double targetAspectRatio: target.width / target.height
property double itemAspectRatio: itemWidth / itemHeight
property bool isHorizontal: itemAspectRatio >= targetAspectRatio
property int maxWidth: Math.min(itemWidth, target.width)
property int maxHeight: Math.min(itemHeight, target.height)
width: isHorizontal ? maxWidth : maxHeight * itemAspectRatio
height: !isHorizontal ? maxHeight : maxWidth / itemAspectRatio
x: target.x + (target.width - width) / 2
y: target.y + (target.height - height) / 2
}
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