mirror of
https://github.com/juce-framework/JUCE.git
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130 lines
4.1 KiB
C++
130 lines
4.1 KiB
C++
/*
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==============================================================================
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This file is part of the JUCE 6 technical preview.
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Copyright (c) 2020 - Raw Material Software Limited
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You may use this code under the terms of the GPL v3
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(see www.gnu.org/licenses).
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For this technical preview, this file is not subject to commercial licensing.
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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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namespace juce
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{
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ShapeButton::ShapeButton (const String& t, Colour n, Colour o, Colour d)
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: Button (t),
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normalColour (n), overColour (o), downColour (d),
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normalColourOn (n), overColourOn (o), downColourOn (d),
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useOnColours(false),
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maintainShapeProportions (false),
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outlineWidth (0.0f)
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{
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}
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ShapeButton::~ShapeButton() {}
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void ShapeButton::setColours (Colour newNormalColour, Colour newOverColour, Colour newDownColour)
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{
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normalColour = newNormalColour;
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overColour = newOverColour;
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downColour = newDownColour;
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}
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void ShapeButton::setOnColours (Colour newNormalColourOn, Colour newOverColourOn, Colour newDownColourOn)
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{
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normalColourOn = newNormalColourOn;
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overColourOn = newOverColourOn;
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downColourOn = newDownColourOn;
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}
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void ShapeButton::shouldUseOnColours (bool shouldUse)
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{
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useOnColours = shouldUse;
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}
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void ShapeButton::setOutline (Colour newOutlineColour, const float newOutlineWidth)
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{
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outlineColour = newOutlineColour;
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outlineWidth = newOutlineWidth;
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}
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void ShapeButton::setBorderSize (BorderSize<int> newBorder)
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{
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border = newBorder;
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}
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void ShapeButton::setShape (const Path& newShape,
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const bool resizeNowToFitThisShape,
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const bool maintainShapeProportions_,
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const bool hasShadow)
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{
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shape = newShape;
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maintainShapeProportions = maintainShapeProportions_;
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shadow.setShadowProperties (DropShadow (Colours::black.withAlpha (0.5f), 3, Point<int>()));
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setComponentEffect (hasShadow ? &shadow : nullptr);
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if (resizeNowToFitThisShape)
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{
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auto newBounds = shape.getBounds();
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if (hasShadow)
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newBounds = newBounds.expanded (4.0f);
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shape.applyTransform (AffineTransform::translation (-newBounds.getX(),
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-newBounds.getY()));
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setSize (1 + (int) (newBounds.getWidth() + outlineWidth) + border.getLeftAndRight(),
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1 + (int) (newBounds.getHeight() + outlineWidth) + border.getTopAndBottom());
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}
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repaint();
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}
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void ShapeButton::paintButton (Graphics& g, bool shouldDrawButtonAsHighlighted, bool shouldDrawButtonAsDown)
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{
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if (! isEnabled())
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{
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shouldDrawButtonAsHighlighted = false;
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shouldDrawButtonAsDown = false;
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}
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auto r = border.subtractedFrom (getLocalBounds())
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.toFloat()
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.reduced (outlineWidth * 0.5f);
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if (getComponentEffect() != nullptr)
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r = r.reduced (2.0f);
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if (shouldDrawButtonAsDown)
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{
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const float sizeReductionWhenPressed = 0.04f;
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r = r.reduced (sizeReductionWhenPressed * r.getWidth(),
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sizeReductionWhenPressed * r.getHeight());
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}
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auto trans = shape.getTransformToScaleToFit (r, maintainShapeProportions);
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if (shouldDrawButtonAsDown) g.setColour (getToggleState() && useOnColours ? downColourOn : downColour);
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else if (shouldDrawButtonAsHighlighted) g.setColour (getToggleState() && useOnColours ? overColourOn : overColour);
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else g.setColour (getToggleState() && useOnColours ? normalColourOn : normalColour);
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g.fillPath (shape, trans);
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if (outlineWidth > 0.0f)
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{
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g.setColour (outlineColour);
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g.strokePath (shape, PathStrokeType (outlineWidth), trans);
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}
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}
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} // namespace juce
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