- added JUCE library code

git-svn-id: http://moon:8086/svn/software/trunk/projects/FsTrack@357 b431acfa-c32f-4a4a-93f1-934dc6c82436
2018-06-12 16:53:56 +00:00
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+/*
+  ==============================================================================
+
+   This file is part of the JUCE library.
+   Copyright (c) 2013 - Raw Material Software Ltd.
+
+   Permission is granted to use this software under the terms of either:
+   a) the GPL v2 (or any later version)
+   b) the Affero GPL v3
+
+   Details of these licenses can be found at: www.gnu.org/licenses
+
+   JUCE 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.
+
+   ------------------------------------------------------------------------------
+
+   To release a closed-source product which uses JUCE, commercial licenses are
+   available: visit www.juce.com for more information.
+
+  ==============================================================================
+*/
+
+#ifndef JUCE_ANIMATEDAPPCOMPONENT_H_INCLUDED
+#define JUCE_ANIMATEDAPPCOMPONENT_H_INCLUDED
+
+
+//==============================================================================
+/**
+    A base class for writing simple one-page graphical apps.
+
+    A subclass can inherit from this and implement just a few methods such as
+    paint() and mouse-handling. The base class provides some simple abstractions
+    to take care of continuously repainting itself.
+*/
+class AnimatedAppComponent   : public Component,
+                               private Timer
+{
+public:
+    AnimatedAppComponent();
+
+    /** Your subclass can call this to start a timer running which will
+        call update() and repaint the component at the given frequency.
+    */
+    void setFramesPerSecond (int framesPerSecond);
+
+    /** Called periodically, at the frequency specified by setFramesPerSecond().
+        This is a the best place to do things like advancing animation parameters,
+        checking the mouse position, etc.
+    */
+    virtual void update() = 0;
+
+    /** Returns the number of times that update() has been called since the component
+        started running.
+    */
+    int getFrameCounter() const noexcept        { return totalUpdates; }
+
+    /** When called from update(), this returns the number of milliseconds since the
+        last update call.
+        This might be useful for accurately timing animations, etc.
+    */
+    int getMillisecondsSinceLastUpdate() const noexcept;
+
+private:
+    //==============================================================================
+    Time lastUpdateTime;
+    int totalUpdates;
+
+    void timerCallback() override;
+
+    JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (AnimatedAppComponent)
+};
+
+
+
+#endif   // JUCE_ANIMATEDAPPCOMPONENT_H_INCLUDED