From 050c957927ccd7da1da135ce4fc51c3e53101ba6 Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Tue, 4 Mar 2014 21:13:28 +0300
Subject: Merge slider classes into one.

---
 src/gui/widgets/slider.cpp | 127 ++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 125 insertions(+), 2 deletions(-)

(limited to 'src/gui/widgets/slider.cpp')

diff --git a/src/gui/widgets/slider.cpp b/src/gui/widgets/slider.cpp
index 7a9b38050..ab8cb97c2 100644
--- a/src/gui/widgets/slider.cpp
+++ b/src/gui/widgets/slider.cpp
@@ -20,6 +20,49 @@
  *  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.
+ */
+
 #include "gui/widgets/slider.h"
 
 #include "client.h"
@@ -47,7 +90,16 @@ static std::string const data[2] =
 
 Slider::Slider(Widget2 *const widget,
                const double scaleEnd) :
-    gcn::Slider(widget, scaleEnd),
+    Widget(widget),
+    MouseListener(),
+    KeyListener(),
+    mDragged(false),
+    mValue(0),
+    mStepLength(scaleEnd / 10),
+    mMarkerLength(10),
+    mScaleStart(0),
+    mScaleEnd(scaleEnd),
+    mOrientation(HORIZONTAL),
     mVertexes(new ImageCollection),
     mHasMouse(false),
     mRedraw(true)
@@ -58,7 +110,16 @@ Slider::Slider(Widget2 *const widget,
 Slider::Slider(Widget2 *const widget,
                const double scaleStart,
                const double scaleEnd) :
-    gcn::Slider(widget, scaleStart, scaleEnd),
+    Widget(widget),
+    MouseListener(),
+    KeyListener(),
+    mDragged(false),
+    mValue(scaleStart),
+    mStepLength((scaleEnd - scaleStart) / 10),
+    mMarkerLength(10),
+    mScaleStart(scaleStart),
+    mScaleEnd(scaleEnd),
+    mOrientation(HORIZONTAL),
     mVertexes(new ImageCollection),
     mHasMouse(false),
     mRedraw(true)
@@ -83,6 +144,12 @@ Slider::~Slider()
 
 void Slider::init()
 {
+    setFocusable(true);
+    setFrameSize(1);
+
+    addMouseListener(this);
+    addKeyListener(this);
+
     setFrameSize(0);
 
     // Load resources
@@ -385,3 +452,59 @@ void Slider::setValue2(const double value)
     setValue(value);
     mRedraw = true;
 }
+
+void Slider::setScale(const double scaleStart, const double scaleEnd)
+{
+    mScaleStart = scaleStart;
+    mScaleEnd = scaleEnd;
+}
+
+void Slider::setValue(const double value)
+{
+    if (value > getScaleEnd())
+    {
+        mValue = getScaleEnd();
+        return;
+    }
+
+    if (value < getScaleStart())
+    {
+        mValue = getScaleStart();
+        return;
+    }
+
+    mValue = value;
+}
+
+double Slider::markerPositionToValue(const int v) const
+{
+    int w;
+    if (getOrientation() == HORIZONTAL)
+        w = getWidth();
+    else
+        w = getHeight();
+
+    const double pos = v / (static_cast<double>(w) - getMarkerLength());
+    return (1.0 - pos) * getScaleStart() + pos * getScaleEnd();
+}
+
+int Slider::valueToMarkerPosition(const double value) const
+{
+    int v;
+    if (getOrientation() == HORIZONTAL)
+        v = getWidth();
+    else
+        v = getHeight();
+
+    const int w = static_cast<int>((v - getMarkerLength())
+            * (value  - getScaleStart())
+            / (getScaleEnd() - getScaleStart()));
+
+    if (w < 0)
+        return 0;
+
+    if (w > v - getMarkerLength())
+        return v - getMarkerLength();
+
+    return w;
+}
-- 
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