1 files changed, 94 insertions, 0 deletions
diff --git a/src/utils/SeekHandler.cpp b/src/utils/SeekHandler.cpp
new file mode 100644
index 0000000000..9c4e101800
--- /dev/null
+++ b/src/utils/SeekHandler.cpp
@@ -0,0 +1,94 @@
+/*
+ *      Copyright (C) 2012-2013 Team XBMC
+ *      http://xbmc.org
+ *
+ *  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, or (at your option)
+ *  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 XBMC; see the file COPYING.  If not, see
+ *  <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include "SeekHandler.h"
+#include "GUIInfoManager.h"
+#include "Application.h"
+
+CSeekHandler::CSeekHandler()
+: m_requireSeek(false),
+  m_percent(0.0f)
+{
+}
+
+void CSeekHandler::Reset()
+{
+  m_requireSeek = false;
+  m_percent = 0;
+}
+
+void CSeekHandler::Seek(bool forward, float amount, float duration)
+{
+  if (!m_requireSeek)
+  { // not yet seeking
+    if (g_infoManager.GetTotalPlayTime())
+      m_percent = (float)g_infoManager.GetPlayTime() / g_infoManager.GetTotalPlayTime() * 0.1f;
+    else
+      m_percent = 0.0f;
+
+    // tell info manager that we have started a seek operation
+    m_requireSeek = true;
+    g_infoManager.SetSeeking(true);
+  }
+  // calculate our seek amount
+  if (!g_infoManager.m_performingSeek)
+  {
+    //100% over 1 second.
+    float speed = 100.0f;
+    if( duration )
+      speed *= duration;
+    else
+      speed /= g_infoManager.GetFPS();
+
+    if (forward)
+      m_percent += amount * amount * speed;
+    else
+      m_percent -= amount * amount * speed;
+    if (m_percent > 100.0f) m_percent = 100.0f;
+    if (m_percent < 0.0f)   m_percent = 0.0f;
+  }
+  m_timer.StartZero();
+}
+
+float CSeekHandler::GetPercent() const
+{
+  return m_percent;
+}
+
+bool CSeekHandler::InProgress() const
+{
+  return m_requireSeek;
+}
+
+void CSeekHandler::Process()
+{
+  if (m_timer.GetElapsedMilliseconds() > time_before_seek)
+  {
+    if (!g_infoManager.m_performingSeek && m_timer.GetElapsedMilliseconds() > time_for_display) // TODO: Why?
+      g_infoManager.SetSeeking(false);
+    if (m_requireSeek)
+    {
+      g_infoManager.m_performingSeek = true;
+      double time = g_infoManager.GetTotalPlayTime() * m_percent * 0.01;
+      g_application.SeekTime(time);
+      m_requireSeek = false;
+    }
+  }
+}