03b6d2c2ef
Parameter exposure (AU/iOS AUv3/VST/VST3) for host automation. iOS Universal build with iPhone support. Enhanced AUv3 GUI window display fit. AUv3 GUI scrolling using left and right border sides.
66 lines
1.5 KiB
C++
66 lines
1.5 KiB
C++
/*
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==============================================================================
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ScrollbarManager.cpp
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Created: 1 Jul 2020 2:59:58am
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Author: discoDSP
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==============================================================================
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*/
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#include "ScrollbarManager.h"
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ScrollbarManager::ScrollbarManager(Viewport& vp) : viewport(vp)
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{
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viewport.addMouseListener(this, true);
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viewport.setScrollBarsShown(false, false, true, false);
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scrollEnabled(false);
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};
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ScrollbarManager::~ScrollbarManager()
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{
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viewport.removeMouseListener(this);
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};
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void ScrollbarManager::mouseDown(const MouseEvent& event)
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{
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jassert(constraints.size() != 0);
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auto e = event.getEventRelativeTo(&viewport);
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auto position = e.getMouseDownPosition();
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for (auto rectangle : constraints)
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{
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if (rectangle.contains(position))
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{
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scrollEnabled(true);
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break;
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}
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}
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};
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void ScrollbarManager::mouseUp(const MouseEvent& event)
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{
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if (viewport.isScrollOnDragEnabled())
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scrollEnabled(false);
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};
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void ScrollbarManager::addConstraint(int initialX, int initialY, int width, int height)
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{
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constraints.emplace_back(initialX, initialY, width, height);
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};
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void ScrollbarManager::removeAllConstraints()
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{
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if (!constraints.empty())
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constraints.clear();
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};
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void ScrollbarManager::scrollEnabled(bool enabled)
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{
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viewport.setScrollOnDragEnabled(enabled);
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}
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