juce_ImageComponent.cpp

Go to the documentation of this file.

/*
  ==============================================================================
 
   This file is part of the JUCE library.
   Copyright (c) 2022 - Raw Material Software Limited
 
   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 7 End-User License
   Agreement and JUCE Privacy Policy.
 
   End User License Agreement: www.juce.com/juce-7-licence
   Privacy Policy: www.juce.com/juce-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
{
 
ImageComponent::ImageComponent (const String& name)
    : Component (name),
      placement (RectanglePlacement::centred)
{
}
 
ImageComponent::~ImageComponent()
{
}
 
void ImageComponent::setImage (const Image& newImage)
{
    if (image != newImage)
    {
        image = newImage;
        repaint();
    }
}
 
void ImageComponent::setImage (const Image& newImage, RectanglePlacement placementToUse)
{
    if (image != newImage || placement != placementToUse)
    {
        image = newImage;
        placement = placementToUse;
        repaint();
    }
}
 
void ImageComponent::setImagePlacement (RectanglePlacement newPlacement)
{
    if (placement != newPlacement)
    {
        placement = newPlacement;
        repaint();
    }
}
 
const Image& ImageComponent::getImage() const
{
    return image;
}
 
RectanglePlacement ImageComponent::getImagePlacement() const
{
    return placement;
}
 
void ImageComponent::paint (Graphics& g)
{
    g.setOpacity (1.0f);
    g.drawImage (image, getLocalBounds().toFloat(), placement);
}
 
//==============================================================================
std::unique_ptr<AccessibilityHandler> ImageComponent::createAccessibilityHandler()
{
    class ImageComponentAccessibilityHandler  : public AccessibilityHandler
    {
    public:
        explicit ImageComponentAccessibilityHandler (ImageComponent& imageComponentToWrap)
            : AccessibilityHandler (imageComponentToWrap, AccessibilityRole::image),
              imageComponent (imageComponentToWrap)
        {
        }
 
        String getHelp() const override   { return imageComponent.getTooltip(); }
 
    private:
        ImageComponent& imageComponent;
 
        //==============================================================================
        JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (ImageComponentAccessibilityHandler)
    };
 
    return std::make_unique<ImageComponentAccessibilityHandler> (*this);
}
 
} // namespace juce