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145 lines
4.4 KiB
C++
145 lines
4.4 KiB
C++
/*
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==============================================================================
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This file is part of the JUCE framework.
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Copyright (c) Raw Material Software Limited
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JUCE is an open source framework subject to commercial or open source
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licensing.
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By downloading, installing, or using the JUCE framework, or combining the
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JUCE framework with any other source code, object code, content or any other
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copyrightable work, you agree to the terms of the JUCE End User Licence
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Agreement, and all incorporated terms including the JUCE Privacy Policy and
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the JUCE Website Terms of Service, as applicable, which will bind you. If you
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do not agree to the terms of these agreements, we will not license the JUCE
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framework to you, and you must discontinue the installation or download
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process and cease use of the JUCE framework.
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JUCE End User Licence Agreement: https://juce.com/legal/juce-8-licence/
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JUCE Privacy Policy: https://juce.com/juce-privacy-policy
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JUCE Website Terms of Service: https://juce.com/juce-website-terms-of-service/
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Or:
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You may also use this code under the terms of the AGPLv3:
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https://www.gnu.org/licenses/agpl-3.0.en.html
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THE JUCE FRAMEWORK IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL
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WARRANTIES, WHETHER EXPRESSED OR IMPLIED, INCLUDING WARRANTY OF
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MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, ARE DISCLAIMED.
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==============================================================================
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*/
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#pragma once
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//==============================================================================
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class IconButton final : public Button
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{
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public:
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IconButton (String buttonName, Image imageToDisplay)
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: Button (buttonName),
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iconImage (imageToDisplay)
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{
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setTooltip (buttonName);
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}
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IconButton (String buttonName, Path pathToDisplay)
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: Button (buttonName),
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iconPath (pathToDisplay),
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iconImage (createImageFromPath (iconPath))
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{
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setTooltip (buttonName);
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}
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void setImage (Image newImage)
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{
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iconImage = newImage;
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repaint();
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}
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void setPath (Path newPath)
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{
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iconImage = createImageFromPath (newPath);
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repaint();
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}
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void setBackgroundColour (Colour backgroundColourToUse)
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{
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backgroundColour = backgroundColourToUse;
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usingNonDefaultBackgroundColour = true;
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}
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void setIconInset (int newIconInset)
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{
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iconInset = newIconInset;
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repaint();
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}
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void paintButton (Graphics& g, bool isMouseOverButton, bool isButtonDown) override
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{
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float alpha = 1.0f;
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if (! isEnabled())
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{
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isMouseOverButton = false;
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isButtonDown = false;
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alpha = 0.2f;
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}
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auto fill = isButtonDown ? backgroundColour.darker (0.5f)
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: isMouseOverButton ? backgroundColour.darker (0.2f)
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: backgroundColour;
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auto bounds = getLocalBounds();
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if (isButtonDown)
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bounds.reduce (2, 2);
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Path ellipse;
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ellipse.addEllipse (bounds.toFloat());
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g.reduceClipRegion (ellipse);
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g.setColour (fill.withAlpha (alpha));
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g.fillAll();
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g.setOpacity (alpha);
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g.drawImage (iconImage, bounds.reduced (iconInset).toFloat(), RectanglePlacement::fillDestination, false);
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}
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private:
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void lookAndFeelChanged() override
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{
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if (! usingNonDefaultBackgroundColour)
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backgroundColour = findColour (defaultButtonBackgroundColourId);
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if (iconPath != Path())
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iconImage = createImageFromPath (iconPath);
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repaint();
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}
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Image createImageFromPath (Path path)
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{
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Image image (Image::ARGB, 250, 250, true);
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Graphics g (image);
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g.setColour (findColour (defaultIconColourId));
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g.fillPath (path, RectanglePlacement (RectanglePlacement::centred)
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.getTransformToFit (path.getBounds(), image.getBounds().toFloat()));
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return image;
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}
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Path iconPath;
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Image iconImage;
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Colour backgroundColour { findColour (defaultButtonBackgroundColourId) };
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bool usingNonDefaultBackgroundColour = false;
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int iconInset = 2;
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (IconButton)
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};
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