/* * The ManaPlus Client * Copyright (C) 2009-2010 The Mana Developers * Copyright (C) 2011-2013 The ManaPlus Developers * * This file is part of The ManaPlus 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 "gui/widgets/flowcontainer.h" #include "debug.h" FlowContainer::FlowContainer(const Widget2 *const widget, const int boxWidth, const int boxHeight) : Container(widget), gcn::WidgetListener(), mBoxWidth(boxWidth), mBoxHeight(boxHeight), mGridWidth(1), mGridHeight(1) { addWidgetListener(this); if (!mBoxWidth) mBoxWidth = 1; if (!mBoxHeight) mBoxHeight = 1; } void FlowContainer::widgetResized(const gcn::Event &event A_UNUSED) { if (getWidth() < mBoxWidth) { setWidth(mBoxWidth); return; } const int itemCount = static_cast<int>(mWidgets.size()); if (!mBoxWidth) mGridWidth = getWidth(); else 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 (WidgetList::const_iterator it = mWidgets.begin(); it != mWidgets.end(); ++it) { const int x = i % mGridWidth * mBoxWidth; (*it)->setPosition(x, height); i++; if (i % mGridWidth == 0) height += mBoxHeight; } } void FlowContainer::add(gcn::Widget *widget) { if (!widget) return; Container::add(widget); widget->setSize(mBoxWidth, mBoxHeight); widgetResized(gcn::Event(nullptr)); }