1 files changed, 136 insertions, 0 deletions
diff --git a/src/player/MultitouchInputDevice.cpp b/src/player/MultitouchInputDevice.cpp
new file mode 100644
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--- /dev/null
+++ b/src/player/MultitouchInputDevice.cpp
@@ -0,0 +1,136 @@
+//
+//  libavg - Media Playback Engine. 
+//  Copyright (C) 2003-2014 Ulrich von Zadow
+//
+//  This library is free software; you can redistribute it and/or
+//  modify it under the terms of the GNU Lesser General Public
+//  License as published by the Free Software Foundation; either
+//  version 2 of the License, or (at your option) any later version.
+//
+//  This library 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
+//  Lesser General Public License for more details.
+//
+//  You should have received a copy of the GNU Lesser General Public
+//  License along with this library; if not, write to the Free Software
+//  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+//
+//  Current versions can be found at www.libavg.de
+//
+
+#include "MultitouchInputDevice.h"
+#include "TouchEvent.h"
+#include "Player.h"
+#include "AVGNode.h"
+#include "TouchStatus.h"
+
+#include "../base/Logger.h"
+#include "../base/ObjectCounter.h"
+#include "../base/Exception.h"
+
+using namespace std;
+
+namespace avg {
+
+MultitouchInputDevice::MultitouchInputDevice()
+    : IInputDevice(EXTRACT_INPUTDEVICE_CLASSNAME(MultitouchInputDevice))
+{
+    m_TouchArea = ConfigMgr::get()->getSizeOption("touch", "area");
+    if (m_TouchArea.x == 0) {
+        m_TouchArea = Player::get()->getScreenResolution();
+    }
+    m_TouchOffset = ConfigMgr::get()->getSizeOption("touch", "offset");
+}
+
+MultitouchInputDevice::~MultitouchInputDevice()
+{
+}
+
+void MultitouchInputDevice::start()
+{
+    m_pMutex = MutexPtr(new boost::mutex);
+}
+
+vector<EventPtr> MultitouchInputDevice::pollEvents()
+{
+    lock_guard lock(*m_pMutex);
+
+    vector<EventPtr> events;
+    vector<TouchStatusPtr>::iterator it;
+//    cerr << "--------poll---------" << endl;
+    for (it = m_Touches.begin(); it != m_Touches.end(); ) {
+//        cerr << (*it)->getID() << " ";
+        CursorEventPtr pEvent = (*it)->pollEvent();
+        if (pEvent) {
+            events.push_back(pEvent);
+            if (pEvent->getType() == Event::CURSOR_UP) {
+                it = m_Touches.erase(it);
+            } else {
+                ++it;
+            }
+        } else {
+            ++it;
+        }
+    }
+//    cerr << endl;
+    return events;
+}
+
+int MultitouchInputDevice::getNumTouches() const
+{
+    return m_TouchIDMap.size();
+}
+
+TouchStatusPtr MultitouchInputDevice::getTouchStatus(int id)
+{
+    map<int, TouchStatusPtr>::iterator it = m_TouchIDMap.find(id);
+    if (it == m_TouchIDMap.end()) {
+        return TouchStatusPtr();
+    } else {
+        return it->second;
+    }
+}
+
+void MultitouchInputDevice::addTouchStatus(int id, TouchEventPtr pInitialEvent)
+{
+    TouchStatusPtr pTouchStatus(new TouchStatus(pInitialEvent));
+    m_TouchIDMap[id] = pTouchStatus;
+    m_Touches.push_back(pTouchStatus);
+}
+
+void MultitouchInputDevice::removeTouchStatus(int id)
+{
+    unsigned numRemoved = m_TouchIDMap.erase(id);
+    AVG_ASSERT(numRemoved == 1);
+}
+
+void MultitouchInputDevice::getDeadIDs(const set<int>& liveIDs, set<int>& deadIDs)
+{
+    map<int, TouchStatusPtr>::iterator it;
+    for (it = m_TouchIDMap.begin(); it != m_TouchIDMap.end(); ++it) {
+        int id = it->first;
+        set<int>::const_iterator foundIt = liveIDs.find(id);
+        if (foundIt == liveIDs.end()) {
+            deadIDs.insert(id);
+        }
+    }
+}
+
+glm::vec2 MultitouchInputDevice::getTouchArea() const
+{
+    return m_TouchArea;
+}
+
+IntPoint MultitouchInputDevice::getScreenPos(const glm::vec2& pos) const
+{
+        return IntPoint(int(pos.x * m_TouchArea.x + m_TouchOffset.x + 0.5),
+                        int(pos.y * m_TouchArea.y + m_TouchOffset.y) + 0.5);
+}
+
+boost::mutex& MultitouchInputDevice::getMutex()
+{
+    return *m_pMutex;
+}
+
+}