Add constexpr into Rect class. Remove rect.cpp

2 files changed, 70 insertions, 152 deletions

diff --git a/src/gui/rect.cpp b/src/gui/rect.cpp
deleted file mode 100644
index 4cb04c782..000000000
--- a/src/gui/rect.cpp
+++ /dev/null
@@ -1,144 +0,0 @@
-/*
- *  The ManaPlus Client
- *  Copyright (C) 2011-2016  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/>.
- */
-
-/*      _______   __   __   __   ______   __   __   _______   __   __
- *     / _____/\ / /\ / /\ / /\ / ____/\ / /\ / /\ / ___  /\ /  |\/ /\
- *    / /\____\// / // / // / // /\___\// /_// / // /\_/ / // , |/ / /
- *   / / /__   / / // / // / // / /    / ___  / // ___  / // /| ' / /
- *  / /_// /\ / /_// / // / // /_/_   / / // / // /\_/ / // / |  / /
- * /______/ //______/ //_/ //_____/\ /_/ //_/ //_/ //_/ //_/ /|_/ /
- * \______\/ \______\/ \_\/ \_____\/ \_\/ \_\/ \_\/ \_\/ \_\/ \_\/
- *
- * Copyright (c) 2004 - 2008 Olof Naessén and Per Larsson
- *
- *
- * Per Larsson a.k.a finalman
- * Olof Naessén a.k.a jansem/yakslem
- *
- * Visit: http://guichan.sourceforge.net
- *
- * License: (BSD)
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in
- *    the documentation and/or other materials provided with the
- *    distribution.
- * 3. Neither the name of Guichan nor the names of its contributors may
- *    be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
- * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
- * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
- * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
- * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-/*
- * For comments regarding functions please see the header file.
- */
-
-#include "gui/rect.h"
-
-#include "debug.h"
-
-Rect::Rect() :
-    x(0),
-    y(0),
-    width(0),
-    height(0)
-{
-}
-
-Rect::Rect(const int x_, const int y_,
-           const int width_, const int height_) :
-    x(x_),
-    y(y_),
-    width(width_),
-    height(height_)
-{
-}
-
-void Rect::setAll(const int x0,
-                  const int y0,
-                  const int width0,
-                  const int height0)
-{
-    x = x0;
-    y = y0;
-    width = width0;
-    height = height0;
-}
-
-bool Rect::isIntersecting(const Rect& rectangle) const
-{
-    int x_ = x;
-    int y_ = y;
-    int width_ = width;
-    int height_ = height;
-
-    x_ -= rectangle.x;
-    y_ -= rectangle.y;
-
-    if (x_ < 0)
-    {
-        width_ += x_;
-//            x_ = 0;
-    }
-    else if (x_ + width_ > rectangle.width)
-    {
-        width_ = rectangle.width - x_;
-    }
-
-    if (y_ < 0)
-    {
-        height_ += y_;
-//            y_ = 0;
-    }
-    else if (y_ + height_ > rectangle.height)
-    {
-        height_ = rectangle.height - y_;
-    }
-
-    if (width_ <= 0 || height_ <= 0)
-    {
-        return false;
-    }
-
-    return true;
-}
-
-bool Rect::isPointInRect(const int x_, const int y_) const
-{
-    return x_ >= x
-        && y_ >= y
-        && x_ < x + width
-        && y_ < y + height;
-}
diff --git a/src/gui/rect.h b/src/gui/rect.h
index 240d4ce44..86a65d3bd 100644
--- a/src/gui/rect.h
+++ b/src/gui/rect.h
@@ -78,7 +78,13 @@ class Rect notfinal
           * Constructor. The default rectangle is an empty rectangle
           * at the coordinates (0,0).
           */
-        Rect();
+        constexpr Rect() :
+            x(0),
+            y(0),
+            width(0),
+            height(0)
+        {
+        }
 
         /**
           * Constructor.
@@ -89,9 +95,18 @@ class Rect notfinal
           * @param height The height of the rectangle.
           * @since 0.1.0
           */
-        Rect(const int x, const int y, const int width, const int height);
+        constexpr Rect(const int x_,
+             const int y_,
+             const int width_,
+             const int height_) :
+            x(x_),
+            y(y_),
+            width(width_),
+            height(height_)
+        {
+        }
 
-        Rect(const Rect &r) :
+        constexpr Rect(const Rect &r) :
             x(r.x),
             y(r.y),
             width(r.width),
@@ -120,10 +135,16 @@ class Rect notfinal
           * @param height The height of the rectangle.
           * @since 0.1.0
           */
-        void setAll(const int x,
-                    const int y,
+        void setAll(const int x0,
+                    const int y0,
                     const int width0,
-                    const int height0);
+                    const int height0)
+        {
+            x = x0;
+            y = y0;
+            width = width0;
+            height = height0;
+        }
 
         /**
           * Checks if another rectangle intersects with the rectangle.
@@ -132,7 +153,41 @@ class Rect notfinal
           * @return True if the rectangles intersect, false otherwise.
           * @since 0.1.0
           */
-        bool isIntersecting(const Rect& rectangle) const A_WARN_UNUSED;
+        bool isIntersecting(const Rect& rectangle) const A_WARN_UNUSED
+        {
+            int x_ = x;
+            int y_ = y;
+            int width_ = width;
+            int height_ = height;
+
+            x_ -= rectangle.x;
+            y_ -= rectangle.y;
+
+            if (x_ < 0)
+            {
+                width_ += x_;
+            }
+            else if (x_ + width_ > rectangle.width)
+            {
+                width_ = rectangle.width - x_;
+            }
+
+            if (y_ < 0)
+            {
+                height_ += y_;
+            }
+            else if (y_ + height_ > rectangle.height)
+            {
+                height_ = rectangle.height - y_;
+            }
+
+            if (width_ <= 0 || height_ <= 0)
+            {
+                return false;
+            }
+
+            return true;
+        }
 
         /**
           * Checks if a point is inside the rectangle
@@ -142,7 +197,14 @@ class Rect notfinal
           * @return True if the point is inside the rectangle.
           * @since 0.1.0
           */
-        bool isPointInRect(const int x, const int y) const A_WARN_UNUSED;
+        bool isPointInRect(const int x_,
+                           const int y_) const A_WARN_UNUSED
+        {
+            return x_ >= x
+                && y_ >= y
+                && x_ < x + width
+                && y_ < y + height;
+        }
 
         /**
           * Holds the x coordinate of the rectangle.