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126 lines
4.9 KiB
C++
126 lines
4.9 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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namespace juce
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{
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//==============================================================================
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/**
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A drawable object which acts as a container for a set of other Drawables.
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Note that although this is a Component, it takes ownership of its child components
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and will delete them, so that you can use it as a self-contained graphic object.
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The intention is that you should not add your own components to it, only add other
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Drawable objects.
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@see Drawable
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@tags{GUI}
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*/
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class JUCE_API DrawableComposite : public Drawable
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{
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public:
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//==============================================================================
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/** Creates a composite Drawable. */
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DrawableComposite();
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/** Creates a copy of a DrawableComposite. */
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DrawableComposite (const DrawableComposite&);
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/** Destructor. */
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~DrawableComposite() override;
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//==============================================================================
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/** Sets the parallelogram that defines the target position of the content rectangle when the drawable is rendered.
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@see setContentArea
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*/
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void setBoundingBox (Parallelogram<float> newBoundingBox);
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/** Sets the rectangle that defines the target position of the content rectangle when the drawable is rendered.
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@see setContentArea
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*/
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void setBoundingBox (Rectangle<float> newBoundingBox);
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/** Returns the parallelogram that defines the target position of the content rectangle when the drawable is rendered.
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@see setBoundingBox
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*/
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Parallelogram<float> getBoundingBox() const noexcept { return bounds; }
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/** Changes the bounding box transform to match the content area, so that any sub-items will
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be drawn at their untransformed positions.
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*/
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void resetBoundingBoxToContentArea();
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/** Returns the main content rectangle.
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@see contentLeftMarkerName, contentRightMarkerName, contentTopMarkerName, contentBottomMarkerName
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*/
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Rectangle<float> getContentArea() const noexcept { return contentArea; }
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/** Changes the main content area.
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@see setBoundingBox, contentLeftMarkerName, contentRightMarkerName, contentTopMarkerName, contentBottomMarkerName
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*/
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void setContentArea (Rectangle<float> newArea);
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/** Resets the content area and the bounding transform to fit around the area occupied
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by the child components.
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*/
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void resetContentAreaAndBoundingBoxToFitChildren();
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//==============================================================================
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/** @internal */
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std::unique_ptr<Drawable> createCopy() const override;
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/** @internal */
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Rectangle<float> getDrawableBounds() const override;
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/** @internal */
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void childBoundsChanged (Component*) override;
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/** @internal */
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void childrenChanged() override;
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/** @internal */
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void parentHierarchyChanged() override;
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/** @internal */
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Path getOutlineAsPath() const override;
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private:
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//==============================================================================
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Parallelogram<float> bounds;
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Rectangle<float> contentArea;
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bool updateBoundsReentrant = false;
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void updateBoundsToFitChildren();
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DrawableComposite& operator= (const DrawableComposite&);
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JUCE_LEAK_DETECTOR (DrawableComposite)
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};
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} // namespace juce
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