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/*
==============================================================================
This file is part of the JUCE library.
Copyright (c) 2020 - 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 6 End-User License
Agreement and JUCE Privacy Policy (both effective as of the 16th June 2020).
End User License Agreement: www.juce.com/juce-6-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.
==============================================================================
*/
#pragma once
#include "../UI/jucer_JucerDocumentEditor.h"
#include "jucer_PaintElementGroup.h"
//==============================================================================
template <class ElementType>
class PaintElementUndoableAction : public UndoableAction
{
public:
JUCE_BEGIN_IGNORE_WARNINGS_MSVC (6011)
PaintElementUndoableAction (ElementType* const element)
: routine (*element->getOwner()),
elementIndex (element->getOwner()->indexOfElement (element))
{
jassert (element != nullptr);
if (element != nullptr && elementIndex < 0)
findGroupIndices (element->getOwner(), element);
jassert (elementIndex >= 0);
}
JUCE_END_IGNORE_WARNINGS_MSVC
ElementType* getElement() const
{
if (containerGroups.size() > 0)
{
auto group = dynamic_cast<PaintElementGroup*> (routine.getElement (containerGroups.getFirst()));
if (group == nullptr)
return nullptr;
for (int i = 1; i < containerGroups.size(); ++i)
{
group = dynamic_cast<PaintElementGroup*> (group->getElement (containerGroups.getUnchecked(i)));
if (group == nullptr)
return nullptr;
}
auto e = dynamic_cast<ElementType*> (group->getElement (elementIndex));
jassert (e != nullptr);
return e;
}
else
{
auto e = dynamic_cast<ElementType*> (routine.getElement (elementIndex));
jassert (e != nullptr);
return e;
}
}
int getSizeInUnits() { return 2; }
protected:
PaintRoutine& routine;
int elementIndex;
Array <int> containerGroups;
void changed() const
{
jassert (routine.getDocument() != nullptr);
routine.getDocument()->changed();
}
void showCorrectTab() const
{
if (JucerDocumentEditor* const docHolder = JucerDocumentEditor::getActiveDocumentHolder())
docHolder->showGraphics (&routine);
if (routine.getSelectedElements().getNumSelected() == 0)
if (ElementType* const e = dynamic_cast<ElementType*> (routine.getElement (elementIndex)))
routine.getSelectedElements().selectOnly (e);
}
private:
void findGroupIndices (PaintRoutine* const pr, PaintElement* const element)
{
for (int i = pr->getNumElements(); --i >= 0;)
{
if (auto pg = dynamic_cast<PaintElementGroup*> (pr->getElement (i)))
{
if (pg->containsElement (element))
{
containerGroups.add (i);
findGroupIndices (pg, element);
}
}
}
}
void findGroupIndices (PaintElementGroup* const group, PaintElement* const element)
{
elementIndex = group->indexOfElement (element);
if (elementIndex < 0)
{
for (int i = group->getNumElements(); --i >= 0;)
{
if (auto pg = dynamic_cast<PaintElementGroup*> (group->getElement (i)))
{
if (pg->containsElement (element))
{
containerGroups.add (i);
findGroupIndices (pg, element);
}
}
}
}
}
PaintElementUndoableAction (const PaintElementUndoableAction&);
PaintElementUndoableAction& operator= (const PaintElementUndoableAction&);
};
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