mirror of
https://github.com/aseprite/aseprite.git
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99 lines
2.2 KiB
C++
99 lines
2.2 KiB
C++
// Aseprite UI Library
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// Copyright (C) 2001-2013 David Capello
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//
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// This file is released under the terms of the MIT license.
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// Read LICENSE.txt for more information.
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "ui/overlay_manager.h"
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#include "she/display.h"
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#include "she/scoped_surface_lock.h"
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#include "ui/manager.h"
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#include "ui/overlay.h"
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#include <algorithm>
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namespace ui {
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static bool less_than(Overlay* x, Overlay* y) {
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return *x < *y;
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}
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OverlayManager* OverlayManager::m_singleton = NULL;
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OverlayManager* OverlayManager::instance()
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{
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if (m_singleton == NULL)
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m_singleton = new OverlayManager;
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return m_singleton;
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}
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void OverlayManager::destroyInstance()
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{
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delete m_singleton;
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}
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OverlayManager::OverlayManager()
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{
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}
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OverlayManager::~OverlayManager()
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{
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}
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void OverlayManager::addOverlay(Overlay* overlay)
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{
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iterator it = std::lower_bound(begin(), end(), overlay, less_than);
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m_overlays.insert(it, overlay);
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}
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void OverlayManager::removeOverlay(Overlay* overlay)
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{
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iterator it = std::find(begin(), end(), overlay);
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ASSERT(it != end());
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if (it != end())
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m_overlays.erase(it);
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}
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void OverlayManager::captureOverlappedAreas()
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{
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Manager* manager = Manager::getDefault();
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if (!manager)
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return;
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she::Surface* displaySurface = manager->getDisplay()->getSurface();
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she::ScopedSurfaceLock lockedDisplaySurface(displaySurface);
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for (iterator it = begin(), end = this->end(); it != end; ++it)
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(*it)->captureOverlappedArea(lockedDisplaySurface);
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}
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void OverlayManager::restoreOverlappedAreas()
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{
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Manager* manager = Manager::getDefault();
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if (!manager)
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return;
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she::Surface* displaySurface = manager->getDisplay()->getSurface();
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she::ScopedSurfaceLock lockedDisplaySurface(displaySurface);
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for (iterator it = begin(), end = this->end(); it != end; ++it)
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(*it)->restoreOverlappedArea(lockedDisplaySurface);
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}
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void OverlayManager::drawOverlays()
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{
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Manager* manager = Manager::getDefault();
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if (!manager)
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return;
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she::Surface* displaySurface = manager->getDisplay()->getSurface();
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she::ScopedSurfaceLock lockedDisplaySurface(displaySurface);
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for (iterator it = begin(), end = this->end(); it != end; ++it)
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(*it)->drawOverlay(lockedDisplaySurface);
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}
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} // namespace ui
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