git subrepo clone --branch=sono6good https://github.com/essej/JUCE.git deps/juce
subrepo: subdir: "deps/juce" merged: "b13f9084e" upstream: origin: "https://github.com/essej/JUCE.git" branch: "sono6good" commit: "b13f9084e" git-subrepo: version: "0.4.3" origin: "https://github.com/ingydotnet/git-subrepo.git" commit: "2f68596"
This commit is contained in:
201
deps/juce/modules/juce_gui_basics/drawables/juce_Drawable.cpp
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201
deps/juce/modules/juce_gui_basics/drawables/juce_Drawable.cpp
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/*
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==============================================================================
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This file is part of the JUCE library.
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Copyright (c) 2020 - Raw Material Software Limited
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JUCE is an open source library subject to commercial or open-source
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licensing.
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By using JUCE, you agree to the terms of both the JUCE 6 End-User License
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Agreement and JUCE Privacy Policy (both effective as of the 16th June 2020).
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End User License Agreement: www.juce.com/juce-6-licence
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Privacy Policy: www.juce.com/juce-privacy-policy
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Or: You may also use this code under the terms of the GPL v3 (see
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www.gnu.org/licenses).
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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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Drawable::Drawable()
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{
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setInterceptsMouseClicks (false, false);
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setPaintingIsUnclipped (true);
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setAccessible (false);
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}
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Drawable::Drawable (const Drawable& other)
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: Component (other.getName())
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{
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setInterceptsMouseClicks (false, false);
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setPaintingIsUnclipped (true);
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setAccessible (false);
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setComponentID (other.getComponentID());
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setTransform (other.getTransform());
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if (auto* clipPath = other.drawableClipPath.get())
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setClipPath (clipPath->createCopy());
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}
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Drawable::~Drawable()
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{
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}
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void Drawable::applyDrawableClipPath (Graphics& g)
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{
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if (drawableClipPath != nullptr)
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{
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auto clipPath = drawableClipPath->getOutlineAsPath();
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if (! clipPath.isEmpty())
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g.getInternalContext().clipToPath (clipPath, {});
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}
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}
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//==============================================================================
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void Drawable::draw (Graphics& g, float opacity, const AffineTransform& transform) const
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{
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const_cast<Drawable*> (this)->nonConstDraw (g, opacity, transform);
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}
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void Drawable::nonConstDraw (Graphics& g, float opacity, const AffineTransform& transform)
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{
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Graphics::ScopedSaveState ss (g);
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g.addTransform (AffineTransform::translation ((float) -(originRelativeToComponent.x),
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(float) -(originRelativeToComponent.y))
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.followedBy (getTransform())
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.followedBy (transform));
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applyDrawableClipPath (g);
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if (! g.isClipEmpty())
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{
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if (opacity < 1.0f)
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{
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g.beginTransparencyLayer (opacity);
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paintEntireComponent (g, true);
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g.endTransparencyLayer();
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}
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else
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{
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paintEntireComponent (g, true);
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}
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}
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}
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void Drawable::drawAt (Graphics& g, float x, float y, float opacity) const
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{
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draw (g, opacity, AffineTransform::translation (x, y));
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}
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void Drawable::drawWithin (Graphics& g, Rectangle<float> destArea,
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RectanglePlacement placement, float opacity) const
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{
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draw (g, opacity, placement.getTransformToFit (getDrawableBounds(), destArea));
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}
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//==============================================================================
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DrawableComposite* Drawable::getParent() const
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{
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return dynamic_cast<DrawableComposite*> (getParentComponent());
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}
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void Drawable::setClipPath (std::unique_ptr<Drawable> clipPath)
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{
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if (drawableClipPath != clipPath)
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{
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drawableClipPath = std::move (clipPath);
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repaint();
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}
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}
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void Drawable::transformContextToCorrectOrigin (Graphics& g)
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{
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g.setOrigin (originRelativeToComponent);
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}
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void Drawable::parentHierarchyChanged()
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{
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setBoundsToEnclose (getDrawableBounds());
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}
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void Drawable::setBoundsToEnclose (Rectangle<float> area)
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{
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Point<int> parentOrigin;
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if (auto* parent = getParent())
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parentOrigin = parent->originRelativeToComponent;
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auto newBounds = area.getSmallestIntegerContainer() + parentOrigin;
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originRelativeToComponent = parentOrigin - newBounds.getPosition();
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setBounds (newBounds);
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}
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//==============================================================================
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bool Drawable::replaceColour (Colour original, Colour replacement)
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{
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bool changed = false;
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for (auto* c : getChildren())
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if (auto* d = dynamic_cast<Drawable*> (c))
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changed = d->replaceColour (original, replacement) || changed;
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return changed;
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}
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//==============================================================================
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void Drawable::setOriginWithOriginalSize (Point<float> originWithinParent)
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{
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setTransform (AffineTransform::translation (originWithinParent.x, originWithinParent.y));
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}
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void Drawable::setTransformToFit (const Rectangle<float>& area, RectanglePlacement placement)
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{
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if (! area.isEmpty())
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setTransform (placement.getTransformToFit (getDrawableBounds(), area));
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}
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//==============================================================================
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std::unique_ptr<Drawable> Drawable::createFromImageData (const void* data, const size_t numBytes)
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{
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auto image = ImageFileFormat::loadFrom (data, numBytes);
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if (image.isValid())
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return std::make_unique<DrawableImage> (image);
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if (auto svg = parseXMLIfTagMatches (String::createStringFromData (data, (int) numBytes), "svg"))
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return Drawable::createFromSVG (*svg);
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return {};
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}
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std::unique_ptr<Drawable> Drawable::createFromImageDataStream (InputStream& dataSource)
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{
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MemoryOutputStream mo;
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mo << dataSource;
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return createFromImageData (mo.getData(), mo.getDataSize());
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}
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std::unique_ptr<Drawable> Drawable::createFromImageFile (const File& file)
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{
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FileInputStream fin (file);
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if (fin.openedOk())
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return createFromImageDataStream (fin);
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return {};
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}
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} // namespace juce
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