git subrepo clone --branch=sono6good https://github.com/essej/JUCE.git deps/juce

subrepo:
  subdir:   "deps/juce"
  merged:   "b13f9084e"
upstream:
  origin:   "https://github.com/essej/JUCE.git"
  branch:   "sono6good"
  commit:   "b13f9084e"
git-subrepo:
  version:  "0.4.3"
  origin:   "https://github.com/ingydotnet/git-subrepo.git"
  commit:   "2f68596"

deps/juce/modules/juce_gui_basics/native/juce_MultiTouchMapper.h

@@ -0,0 +1,107 @@
+/*
+  ==============================================================================
+
+   This file is part of the JUCE library.
+   Copyright (c) 2020 - Raw Material Software Limited
+
+   JUCE is an open source library subject to commercial or open-source
+   licensing.
+
+   By using JUCE, you agree to the terms of both the JUCE 6 End-User License
+   Agreement and JUCE Privacy Policy (both effective as of the 16th June 2020).
+
+   End User License Agreement: www.juce.com/juce-6-licence
+   Privacy Policy: www.juce.com/juce-privacy-policy
+
+   Or: You may also use this code under the terms of the GPL v3 (see
+   www.gnu.org/licenses).
+
+   JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
+   EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
+   DISCLAIMED.
+
+  ==============================================================================
+*/
+
+JUCE_BEGIN_IGNORE_WARNINGS_GCC_LIKE ("-Wzero-as-null-pointer-constant")
+
+namespace juce
+{
+
+template <typename IDType>
+class MultiTouchMapper
+{
+public:
+    MultiTouchMapper() {}
+
+    int getIndexOfTouch (ComponentPeer* peer, IDType touchID)
+    {
+        jassert (touchID != 0); // need to rethink this if IDs can be 0!
+        TouchInfo info {touchID, peer};
+
+        int touchIndex = currentTouches.indexOf (info);
+
+        if (touchIndex < 0)
+        {
+            auto emptyTouchIndex = currentTouches.indexOf ({});
+            touchIndex = (emptyTouchIndex >= 0 ? emptyTouchIndex : currentTouches.size());
+
+            currentTouches.set (touchIndex, info);
+        }
+
+        return touchIndex;
+    }
+
+    void clear()
+    {
+        currentTouches.clear();
+    }
+
+    void clearTouch (int index)
+    {
+        currentTouches.set (index, {});
+    }
+
+    bool areAnyTouchesActive() const noexcept
+    {
+        for (auto& t : currentTouches)
+            if (t.touchId != 0)
+                return true;
+
+        return false;
+    }
+
+    void deleteAllTouchesForPeer (ComponentPeer* peer)
+    {
+        for (auto& t : currentTouches)
+            if (t.owner == peer)
+                t.touchId = 0;
+    }
+
+private:
+    //==============================================================================
+    struct TouchInfo
+    {
+        TouchInfo() noexcept  : touchId (0), owner (nullptr) {}
+        TouchInfo (IDType idToUse, ComponentPeer* peer) noexcept  : touchId (idToUse), owner (peer) {}
+
+        TouchInfo (const TouchInfo&) = default;
+        TouchInfo& operator= (const TouchInfo&) = default;
+        TouchInfo (TouchInfo&&) noexcept = default;
+        TouchInfo& operator= (TouchInfo&&) noexcept = default;
+
+        IDType touchId;
+        ComponentPeer* owner;
+
+        bool operator== (const TouchInfo& o) const noexcept     { return (touchId == o.touchId); }
+    };
+
+    //==============================================================================
+    Array<TouchInfo> currentTouches;
+
+    JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (MultiTouchMapper)
+};
+
+} // namespace juce
+
+JUCE_END_IGNORE_WARNINGS_GCC_LIKE