Move layoutcell into separate file.

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