1 files changed, 129 insertions, 0 deletions
diff --git a/src/runtime/Qt3DSCommandHelper.cpp b/src/runtime/Qt3DSCommandHelper.cpp
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+++ b/src/runtime/Qt3DSCommandHelper.cpp
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+/****************************************************************************
+**
+** Copyright (C) 1993-2009 NVIDIA Corporation.
+** Copyright (C) 2017 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of Qt 3D Studio.
+**
+** $QT_BEGIN_LICENSE:GPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 or (at your option) any later version
+** approved by the KDE Free Qt Foundation. The licenses are as published by
+** the Free Software Foundation and appearing in the file LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "RuntimePrefix.h"
+
+#include "Qt3DSCommandHelper.h"
+#include "Qt3DSCommandEventTypes.h"
+#include "Qt3DSPresentation.h"
+#include "Qt3DSApplication.h"
+#include "Qt3DSSlideSystem.h"
+
+namespace Q3DStudio {
+
+CCommandHelper::CCommandHelper()
+{
+}
+
+CCommandHelper::~CCommandHelper()
+{
+}
+
+static Option<Q3DStudio::UINT8> FindSlide(TElement &inElement, const char *slideName)
+{
+    IPresentation *thePresentation = inElement.GetBelongedPresentation();
+
+    int theSlideHashName = thePresentation->GetApplication().HashString(slideName);
+    TComponent *theComponent = thePresentation->GetComponentManager().GetComponent(&inElement);
+    UINT8 theSlideIndex =
+            thePresentation->GetSlideSystem().FindSlide(*theComponent, theSlideHashName);
+    if (theSlideIndex >= theComponent->GetSlideCount()) {
+        qt3ds::foundation::CRegisteredString elemPath = thePresentation->GetElementPath(inElement);
+        if (elemPath.IsValid()) {
+            qCCritical(qt3ds::INVALID_PARAMETER)
+                    << "CCommandHelper: FindSlide: Unable to find slide "
+                    << slideName << " on element " << elemPath.c_str();
+        } else {
+            qCCritical(qt3ds::INVALID_PARAMETER)
+                    << "CCommandHelper: FindSlide: Unable to find slide " << slideName;
+        }
+        return Empty();
+    }
+
+    return theSlideIndex;
+}
+
+bool CCommandHelper::SetupGotoSlideCommand(TElement &inElement, Q3DStudio::INT32 inSlideIndex,
+                                           const SScriptEngineGotoSlideArgs &inArgs)
+{
+    IPresentation *thePresentation = inElement.GetBelongedPresentation();
+    TElement *theTarget = GetComponentParent(&inElement);
+    SComponentGotoSlideData theSlideData(inSlideIndex);
+    theSlideData.m_Mode = inArgs.m_Mode;
+    theSlideData.m_Paused = inArgs.m_Paused;
+    theSlideData.m_Rate = inArgs.m_Rate;
+    theSlideData.m_Reverse = inArgs.m_Reverse;
+    theSlideData.m_StartTime = inArgs.m_StartTime;
+    // Resolve playthroughto if it has a valid value.
+    if (!isTrivial(inArgs.m_PlaythroughTo)) {
+        if (AreEqual(inArgs.m_PlaythroughTo, "next"))
+            theSlideData.m_PlaythroughTo = -1;
+        else if (AreEqual(inArgs.m_PlaythroughTo, "previous"))
+            theSlideData.m_PlaythroughTo = -2;
+        else {
+            // Find the slide if possible.  If not, then just error leave things as they are.
+
+            Option<UINT8> theSlideIndex = FindSlide(inElement, inArgs.m_PlaythroughTo);
+            if (theSlideIndex.hasValue())
+                theSlideData.m_PlaythroughTo = *theSlideIndex;
+        }
+    }
+    thePresentation->GetComponentManager().SetupComponentGotoSlideCommand(theTarget, theSlideData);
+    UVariant theArg1;
+    UVariant theArg2;
+    qt3ds::intrinsics::memZero(&theArg1, sizeof(UVariant));
+    qt3ds::intrinsics::memZero(&theArg2, sizeof(UVariant));
+    thePresentation->FireCommand(COMMAND_GOTOSLIDE, theTarget, &theArg1, &theArg2);
+    return true;
+}
+
+bool CCommandHelper::SetupGotoSlideCommand(TElement &inElement, const char *slideName,
+                                           const SScriptEngineGotoSlideArgs &inArgs)
+{
+    Option<UINT8> theSlideIndex = FindSlide(inElement, slideName);
+    if (theSlideIndex.hasValue())
+        return SetupGotoSlideCommand(inElement, *theSlideIndex, inArgs);
+    return false;
+}
+
+//==============================================================================
+/**
+ * Checks if the given element is a component. If it isn't walks up the tree and looks for one.
+ * @param inElementManager  the object that manages the elements in the presentation
+ * @param inElement         the element to check if it's a component
+ * @return the component
+ */
+TElement *CCommandHelper::GetComponentParent(TElement *inElement)
+{
+    Q3DStudio_ASSERT(inElement);
+    return &inElement->GetComponentParent();
+}
+
+} // namespace Q3DStudio