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Diffstat (limited to 'src/gui/widgets/layoutcell.h')
| -rw-r--r-- | src/gui/widgets/layoutcell.h | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/src/gui/widgets/layoutcell.h b/src/gui/widgets/layoutcell.h new file mode 100644 index 000000000..f262ebb05 --- /dev/null +++ b/src/gui/widgets/layoutcell.h @@ -0,0 +1,196 @@ +/* + * The ManaPlus Client + * Copyright (C) 2007-2009 The Mana World Development Team + * Copyright (C) 2009-2010 The Mana Developers + * Copyright (C) 2011-2014 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/>. + */ + +#ifndef GUI_WIDGETS_LAYOUTCELL_H +#define GUI_WIDGETS_LAYOUTCELL_H + +#include "localconsts.h" + +#include <vector> + +class BasicContainer2; +class LayoutArray; +class LayoutCell; +class Widget; + +/** + * This class describes the formatting of a widget in the cell of a layout + * table. Horizontally, a widget can either fill the width of the cell (minus + * the cell padding), or it can retain its size and be flushed left, or flush + * right, or centered in the cell. The process is similar for the vertical + * alignment, except that top is represented by LEFT and bottom by RIGHT. + */ +class LayoutCell +{ + friend class Layout; + friend class LayoutArray; + + public: + enum Alignment + { + LEFT = 0, + RIGHT, + CENTER, + FILL + }; + + virtual ~LayoutCell(); + + /** + * Sets the padding around the cell content. + */ + LayoutCell &setPadding(int p) + { mHPadding = p; mVPadding = p; return *this; } + + /** + * Sets the vertical padding around the cell content. + */ + LayoutCell &setVPadding(int p) + { mVPadding = p; return *this; } + + /** + * Sets the horisontal padding around the cell content. + */ + LayoutCell &setHPadding(int p) + { mHPadding = p; return *this; } + + /** + * Sets the horizontal alignment of the cell content. + */ + LayoutCell &setHAlign(const Alignment a) + { mAlign[0] = a; return *this; } + + /** + * Sets the vertical alignment of the cell content. + */ + LayoutCell &setVAlign(const Alignment a) + { mAlign[1] = a; return *this; } + + /** + * @see LayoutArray::at + */ + LayoutCell &at(const int x, const int y) A_WARN_UNUSED; + + /** + * @see LayoutArray::place + */ + LayoutCell &place(Widget *wg, + const int x, const int y, + const int w = 1, const int h = 1); + + /** + * @see LayoutArray::matchColWidth + */ + void matchColWidth(const int n1, const int n2); + + /** + * @see LayoutArray::setColWidth + */ + void setColWidth(const int n, const int w); + + /** + * @see LayoutArray::setRowHeight + */ + void setRowHeight(const int n, const int h); + + /** + * @see LayoutArray::extend. + */ + void extend(const int x, const int y, + const int w, const int h); + + /** + * Sets the minimum widths and heights of this cell and of all the + * inner cells. + */ + void computeSizes(); + + void setType(int t) + { mType = t; } + + int getWidth() const A_WARN_UNUSED + { return mExtent[0]; } + + int getHeight() const A_WARN_UNUSED + { return mExtent[1]; } + + void setWidth(const int w) + { mExtent[0] = w; } + + void setHeight(const int h) + { mExtent[1] = h; } + + enum + { + NONE = 0, + WIDGET, + ARRAY + }; + + 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; + }; + + /** + * Returns the embedded array. Creates it if the cell does not contain + * anything yet. Aborts if it contains a widget. + */ + LayoutArray &getArray(); + + /** + * @see LayoutArray::reflow + */ + 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 |