1 files changed, 69 insertions, 0 deletions
diff --git a/libtiled/layer.cpp b/libtiled/layer.cpp
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+++ b/libtiled/layer.cpp
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+/*
+ * layer.cpp
+ * Copyright 2008-2010, Thorbjørn Lindeijer <thorbjorn@lindeijer.nl>
+ * Copyright 2009, Jeff Bland <jeff@teamphobic.com>
+ *
+ * This file is part of libtiled.
+ *
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE 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 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.
+ */
+
+#include "layer.h"
+
+using namespace Tiled;
+
+Layer::Layer(const QString &name, int x, int y, int width, int height):
+    mName(name),
+    mX(x),
+    mY(y),
+    mWidth(width),
+    mHeight(height),
+    mOpacity(1.0f),
+    mVisible(true),
+    mMap(0)
+{
+}
+
+void Layer::resize(const QSize &size, const QPoint & /* offset */)
+{
+    mWidth = size.width();
+    mHeight = size.height();
+}
+
+/**
+ * A helper function for initializing the members of the given instance to
+ * those of this layer. Used by subclasses when cloning.
+ *
+ * Layer name, position and size are not cloned, since they are assumed to have
+ * already been passed to the constructor. Also, map ownership is not cloned,
+ * since the clone is not added to the map.
+ *
+ * \return the initialized clone (the same instance that was passed in)
+ * \sa clone()
+ */
+Layer *Layer::initializeClone(Layer *clone) const
+{
+    clone->mOpacity = mOpacity;
+    clone->mVisible = mVisible;
+    clone->setProperties(properties());
+    return clone;
+}