layoutcell.h

Go to the documentation of this file.

/*
 * The ManaPlus Client
 * Copyright (C) 2007-2009 The Mana World Development Team
 * Copyright (C) 2009-2010 The Mana Developers
 * Copyright (C) 2011-2019 The ManaPlus Developers
 * Copyright (C) 2019-2021 Andrei Karas
 *
 * 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/>.
 */
 
#ifndef GUI_WIDGETS_LAYOUTCELL_H
#define GUI_WIDGETS_LAYOUTCELL_H
 
#include "localconsts.h"
 
class LayoutArray;
class Widget;
 
class LayoutCell notfinal
{
 friend class Layout;
 friend class LayoutArray;
 
 public:
 A_DEFAULT_COPY(LayoutCell)
 
 enum Alignment
 {
 LEFT = 0,
 RIGHT,
 CENTER,
 FILL
 };
 
 virtual ~LayoutCell();
 
 LayoutCell &setPadding(int p)
 { mHPadding = p; mVPadding = p; return *this; }
 
 int getVPadding() const
 { return mVPadding; }
 
 int getHPadding() const
 { return mHPadding; }
 
 LayoutCell &setVPadding(int p)
 { mVPadding = p; return *this; }
 
 LayoutCell &setHPadding(int p)
 { mHPadding = p; return *this; }
 
 LayoutCell &setHAlign(const Alignment a)
 { mAlign[0] = a; return *this; }
 
 LayoutCell &setVAlign(const Alignment a)
 { mAlign[1] = a; return *this; }
 
 LayoutCell &at(const int x, const int y) A_WARN_UNUSED;
 
 LayoutCell &place(Widget *const wg,
 const int x,
 const int y,
 const int w,
 const int h);
 
 void matchColWidth(const int n1, const int n2);
 
 void setColWidth(const int n, const int w);
 
 void setRowHeight(const int n, const int h);
 
 void extend(const int x, const int y,
 const int w, const int h);
 
 void computeSizes();
 
 void setType(int t)
 { mType = t; }
 
 int getWidth() const noexcept2 A_WARN_UNUSED
 { return mExtent[0]; }
 
 int getHeight() const noexcept2 A_WARN_UNUSED
 { return mExtent[1]; }
 
 void setWidth(const int w) noexcept2
 { mExtent[0] = w; }
 
 void setHeight(const int h) noexcept2
 { mExtent[1] = h; }
 
 enum
 {
 NONE = 0,
 WIDGET,
 ARRAY
 };
 
 static LayoutCell emptyCell;
 
 private:
 LayoutCell() :
 mWidget(nullptr),
 mHPadding(0),
 mVPadding(0),
 mType(NONE)
 {
 mExtent[0] = 0;
 mExtent[1] = 0;
 mAlign[0] = LEFT;
 mAlign[1] = LEFT;
 mNbFill[0] = 0;
 mNbFill[1] = 0;
 mSize[0] = 0;
 mSize[1] = 0;
 }
 
 // Copy not allowed, as the cell may own an array.
 explicit LayoutCell(LayoutCell const &);
 LayoutCell &operator=(LayoutCell const &);
 
 union
 {
 Widget *mWidget;
 LayoutArray *mArray;
 };
 
 LayoutArray &getArray();
 
 void reflow(int nx, int ny, int nw, int nh);
 
 int mSize[2];
 int mHPadding;
 int mVPadding;
 int mExtent[2];
 Alignment mAlign[2];
 int mNbFill[2];
 int mType;
};
 
#endif // GUI_WIDGETS_LAYOUTCELL_H