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77 lines
2.7 KiB
C++
77 lines
2.7 KiB
C++
/*
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==============================================================================
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This file is part of the JUCE library - "Jules' Utility Class Extensions"
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Copyright 2004-11 by Raw Material Software Ltd.
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------------------------------------------------------------------------------
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JUCE can be redistributed and/or modified under the terms of the GNU General
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Public License (Version 2), as published by the Free Software Foundation.
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A copy of the license is included in the JUCE distribution, or can be found
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online at www.gnu.org/licenses.
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JUCE is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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------------------------------------------------------------------------------
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To release a closed-source product which uses JUCE, commercial licenses are
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available: visit www.rawmaterialsoftware.com/juce for more information.
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==============================================================================
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*/
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#ifndef __JUCE_GLOWEFFECT_JUCEHEADER__
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#define __JUCE_GLOWEFFECT_JUCEHEADER__
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#include "juce_ImageEffectFilter.h"
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//==============================================================================
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/**
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A component effect that adds a coloured blur around the component's contents.
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(This will only work on non-opaque components).
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@see Component::setComponentEffect, DropShadowEffect
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*/
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class JUCE_API GlowEffect : public ImageEffectFilter
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{
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public:
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//==============================================================================
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/** Creates a default 'glow' effect.
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To customise its appearance, use the setGlowProperties() method.
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*/
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GlowEffect();
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/** Destructor. */
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~GlowEffect();
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//==============================================================================
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/** Sets the glow's radius and colour.
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The radius is how large the blur should be, and the colour is
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used to render it (for a less intense glow, lower the colour's
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opacity).
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*/
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void setGlowProperties (float newRadius,
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const Colour& newColour);
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//==============================================================================
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/** @internal */
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void applyEffect (Image& sourceImage, Graphics& destContext, float scaleFactor, float alpha);
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private:
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//==============================================================================
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float radius;
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Colour colour;
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JUCE_LEAK_DETECTOR (GlowEffect);
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};
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#endif // __JUCE_GLOWEFFECT_JUCEHEADER__
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