File indexing completed on 2024-05-19 04:29:09

 /*
  *  SPDX-FileCopyrightText: 2017 Dmitry Kazakov <dimula73@gmail.com>
  *
  *  SPDX-License-Identifier: GPL-2.0-or-later
  */
 
 #include "KisAsyncAnimationCacheRenderer.h"
 
 #include "kis_animation_frame_cache.h"
 #include "kis_update_info.h"
 
 struct KisAsyncAnimationCacheRenderer::Private
 {
     KisAnimationFrameCacheWSP requestedCache;
     KisOpenGLUpdateInfoSP requestInfo;
 };
 
 
 KisAsyncAnimationCacheRenderer::KisAsyncAnimationCacheRenderer()
     : m_d(new Private)
 {
     connect(this, SIGNAL(sigCompleteRegenerationInternal(int)), SLOT(slotCompleteRegenerationInternal(int)), Qt::QueuedConnection);
 }
 
 KisAsyncAnimationCacheRenderer::~KisAsyncAnimationCacheRenderer()
 {
 }
 
 void KisAsyncAnimationCacheRenderer::setFrameCache(KisAnimationFrameCacheSP cache)
 {
     m_d->requestedCache = cache;
 }
 
 void KisAsyncAnimationCacheRenderer::frameCompletedCallback(int frame, const KisRegion &requestedRegion)
 {
     KisAnimationFrameCacheSP cache = m_d->requestedCache;
     KisImageSP image = requestedImage();
     if (!cache || !image) return;
 
     m_d->requestInfo = cache->fetchFrameData(frame, image, requestedRegion);
     emit sigCompleteRegenerationInternal(frame);
 }
 
 void KisAsyncAnimationCacheRenderer::slotCompleteRegenerationInternal(int frame)
 {
     if (!isActive()) return;
 
     KIS_SAFE_ASSERT_RECOVER(m_d->requestInfo) {
         frameCancelledCallback(frame, RenderingFailed);
         return;
     }
 
     KisAnimationFrameCacheSP cache = m_d->requestedCache;
     if (!cache) {
         frameCancelledCallback(frame, UserCancelled);
         return;
     }
 
     cache->addConvertedFrameData(m_d->requestInfo, frame);
     notifyFrameCompleted(frame);
 }
 
 
 void KisAsyncAnimationCacheRenderer::frameCancelledCallback(int frame, CancelReason cancelReason)
 {
     notifyFrameCancelled(frame, cancelReason);
 }
 
 void KisAsyncAnimationCacheRenderer::clearFrameRegenerationState(bool isCancelled)
 {
     m_d->requestInfo.clear();
     m_d->requestedCache = nullptr; // TODO: implement clear() for weak pointers
 
     KisAsyncAnimationRendererBase::clearFrameRegenerationState(isCancelled);
 }