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/*
* The Mana Client
* Copyright (C) 2009-2012 The Mana Developers
*
* This file is part of The Mana Client.
*
* 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; either version 2 of the License, or
* any later version.
*
* 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/>.
*/
#include "flowcontainer.h"
FlowContainer::FlowContainer(int boxWidth, int boxHeight):
mBoxWidth(boxWidth), mBoxHeight(boxHeight),
mGridWidth(1), mGridHeight(1)
{
addWidgetListener(this);
}
void FlowContainer::widgetResized(const gcn::Event &event)
{
if (getWidth() < mBoxWidth)
{
setWidth(mBoxWidth);
return;
}
int itemCount = mWidgets.size();
mGridWidth = getWidth() / mBoxWidth;
if (mGridWidth < 1)
mGridWidth = 1;
mGridHeight = itemCount / mGridWidth;
if (itemCount % mGridWidth != 0 || mGridHeight < 1)
++mGridHeight;
int height = mGridHeight * mBoxHeight;
if (getHeight() != height)
{
setHeight(height);
return;
}
int i = 0;
height = 0;
for (auto it = mWidgets.begin(); it != mWidgets.end(); it++)
{
int x = i % mGridWidth * mBoxWidth;
(*it)->setPosition(x, height);
i++;
if (i % mGridWidth == 0)
height += mBoxHeight;
}
}
void FlowContainer::add(gcn::Widget *widget)
{
Container::add(widget);
widget->setSize(mBoxWidth, mBoxHeight);
widgetResized(nullptr);
}
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