juicysfplugin/modules/juce_gui_basics/buttons/juce_ArrowButton.cpp

53 lines
1.7 KiB
C++

/*
==============================================================================
This file is part of the JUCE library.
Copyright (c) 2017 - ROLI Ltd.
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 5 End-User License
Agreement and JUCE 5 Privacy Policy (both updated and effective as of the
27th April 2017).
End User License Agreement: www.juce.com/juce-5-licence
Privacy Policy: www.juce.com/juce-5-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.
==============================================================================
*/
namespace juce
{
ArrowButton::ArrowButton (const String& name, float arrowDirectionInRadians, Colour arrowColour)
: Button (name), colour (arrowColour)
{
path.addTriangle (0.0f, 0.0f, 0.0f, 1.0f, 1.0f, 0.5f);
path.applyTransform (AffineTransform::rotation (MathConstants<float>::twoPi * arrowDirectionInRadians, 0.5f, 0.5f));
}
ArrowButton::~ArrowButton() {}
void ArrowButton::paintButton (Graphics& g, bool /*isMouseOverButton*/, bool isButtonDown)
{
Path p (path);
const float offset = isButtonDown ? 1.0f : 0.0f;
p.applyTransform (path.getTransformToScaleToFit (offset, offset, getWidth() - 3.0f, getHeight() - 3.0f, false));
DropShadow (Colours::black.withAlpha (0.3f), isButtonDown ? 2 : 4, Point<int>()).drawForPath (g, p);
g.setColour (colour);
g.fillPath (p);
}
} // namespace juce