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https://github.com/juce-framework/JUCE.git
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99 lines
3.5 KiB
C++
99 lines
3.5 KiB
C++
/*
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==============================================================================
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This file is part of the JUCE library.
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Copyright (c) 2017 - ROLI Ltd.
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JUCE is an open source library subject to commercial or open-source
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licensing.
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By using JUCE, you agree to the terms of both the JUCE 5 End-User License
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Agreement and JUCE 5 Privacy Policy (both updated and effective as of the
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27th April 2017).
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End User License Agreement: www.juce.com/juce-5-licence
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Privacy Policy: www.juce.com/juce-5-privacy-policy
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Or: You may also use this code under the terms of the GPL v3 (see
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www.gnu.org/licenses).
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JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
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EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
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DISCLAIMED.
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==============================================================================
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*/
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#include "../JuceLibraryCode/JuceHeader.h"
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//==============================================================================
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/*
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This component lives inside our window, and this is where you should put all
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your controls and content.
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*/
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class MainContentComponent : public AnimatedAppComponent
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{
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public:
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//==============================================================================
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MainContentComponent()
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{
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setSize (800, 600);
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setFramesPerSecond (60);
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}
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void update() override
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{
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// This function is called at the frequency specified by the setFramesPerSecond() call
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// in the constructor. You can use it to update counters, animate values, etc.
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}
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void paint (Graphics& g) override
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{
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// (Our component is opaque, so we must completely fill the background with a solid colour)
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g.fillAll (getLookAndFeel().findColour (ResizableWindow::backgroundColourId));
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g.setColour (getLookAndFeel().findColour (Slider::thumbColourId));
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const int fishLength = 15;
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Path spinePath;
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for (int i = 0; i < fishLength; ++i)
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{
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const float radius = 100 + 10 * std::sin (getFrameCounter() * 0.1f + i * 0.5f);
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Point<float> p (getWidth() / 2.0f + 1.5f * radius * std::sin (getFrameCounter() * 0.02f + i * 0.12f),
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getHeight() / 2.0f + 1.0f * radius * std::cos (getFrameCounter() * 0.04f + i * 0.12f));
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// draw the circles along the fish
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g.fillEllipse (p.x - i, p.y - i, 2.0f + 2.0f * i, 2.0f + 2.0f * i);
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if (i == 0)
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spinePath.startNewSubPath (p); // if this is the first point, start a new path..
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else
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spinePath.lineTo (p); // ...otherwise add the next point
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}
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// draw an outline around the path that we have created
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g.strokePath (spinePath, PathStrokeType (4.0f));
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}
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void resized() override
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{
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// This is called when the MainContentComponent is resized.
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// If you add any child components, this is where you should
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// update their positions.
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}
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private:
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//==============================================================================
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// Your private member variables go here...
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (MainContentComponent)
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};
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// (This function is called by the app startup code to create our main component)
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Component* createMainContentComponent() { return new MainContentComponent(); }
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