private VirtualButton CreateNewVirtualButtonInNative(string name, RectangleData rectangleData)
{
if (this.ImageTargetType != ImageTargetType.PREDEFINED)
{
Debug.LogError("DataSet.RegisterVirtualButton: virtual button '" + name + "' cannot be registered for a user defined target.");
return(null);
}
IntPtr intPtr = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(RectangleData)));
Marshal.StructureToPtr(rectangleData, intPtr, false);
bool arg_63_0 = VuforiaWrapper.Instance.ImageTargetCreateVirtualButton(this.mDataSet.DataSetPtr, base.Name, name, intPtr) != 0;
VirtualButton virtualButton = null;
if (arg_63_0)
{
int num = VuforiaWrapper.Instance.VirtualButtonGetId(this.mDataSet.DataSetPtr, base.Name, name);
if (!this.mVirtualButtons.ContainsKey(num))
{
virtualButton = new VirtualButtonImpl(name, num, rectangleData, this, this.mDataSet);
this.mVirtualButtons.Add(num, virtualButton);
}
else
{
virtualButton = this.mVirtualButtons[num];
}
}
return(virtualButton);
}
private void CreateVirtualButtonsFromNative()
{
int num = VuforiaWrapper.Instance.ImageTargetGetNumVirtualButtons(this.mDataSet.DataSetPtr, base.Name);
if (num > 0)
{
IntPtr intPtr = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(VuforiaManagerImpl.VirtualButtonData)) * num);
IntPtr intPtr2 = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(RectangleData)) * num);
VuforiaWrapper.Instance.ImageTargetGetVirtualButtons(intPtr, intPtr2, num, this.mDataSet.DataSetPtr, base.Name);
for (int i = 0; i < num; i++)
{
VuforiaManagerImpl.VirtualButtonData virtualButtonData = (VuforiaManagerImpl.VirtualButtonData)Marshal.PtrToStructure(new IntPtr(intPtr.ToInt64() + (long)(i * Marshal.SizeOf(typeof(VuforiaManagerImpl.VirtualButtonData)))), typeof(VuforiaManagerImpl.VirtualButtonData));
if (!this.mVirtualButtons.ContainsKey(virtualButtonData.id))
{
RectangleData area = (RectangleData)Marshal.PtrToStructure(new IntPtr(intPtr2.ToInt64() + (long)(i * Marshal.SizeOf(typeof(RectangleData)))), typeof(RectangleData));
int num2 = 128;
StringBuilder stringBuilder = new StringBuilder(num2);
if (VuforiaWrapper.Instance.ImageTargetGetVirtualButtonName(this.mDataSet.DataSetPtr, base.Name, i, stringBuilder, num2) == 0)
{
Debug.LogError("Failed to get virtual button name.");
}
else
{
VirtualButton value = new VirtualButtonImpl(stringBuilder.ToString(), virtualButtonData.id, area, this, this.mDataSet);
this.mVirtualButtons.Add(virtualButtonData.id, value);
}
}
}
Marshal.FreeHGlobal(intPtr);
Marshal.FreeHGlobal(intPtr2);
}
}