File indexing completed on 2024-05-26 04:27:30

 /*
  *  SPDX-FileCopyrightText: 2016 Dmitry Kazakov <dimula73@gmail.com>
  *
  *  SPDX-License-Identifier: GPL-2.0-or-later
  */
 
 #include "KisPaintOpPresetUpdateProxy.h"
 
 #include "kis_signal_compressor.h"
 
 #include <kis_paintop_preset.h>
 
 struct KisPaintOpPresetUpdateProxy::Private
 {
     Private()
         : updatesCompressor(100, KisSignalCompressor::FIRST_ACTIVE),
           updatesBlocked(0),
           numUpdatesWhileBlocked(0)
     {
     }
 
     KisSignalCompressor updatesCompressor;
     int updatesBlocked;
     int numUpdatesWhileBlocked;
 };
 
 KisPaintOpPresetUpdateProxy::KisPaintOpPresetUpdateProxy()
     : m_d(new Private)
 {
     connect(&m_d->updatesCompressor, SIGNAL(timeout()), SLOT(slotDeliverSettingsChanged()));
 }
 
 KisPaintOpPresetUpdateProxy::~KisPaintOpPresetUpdateProxy()
 {
 }
 
 void KisPaintOpPresetUpdateProxy::notifySettingsChanged()
 {
     if (m_d->updatesBlocked) {
         m_d->numUpdatesWhileBlocked++;
     } else {
         emit sigSettingsChangedUncompressedEarlyWarning();
         emit sigSettingsChangedUncompressed();
         m_d->updatesCompressor.start();
     }
 }
 
 void KisPaintOpPresetUpdateProxy::notifyUniformPropertiesChanged()
 {
     emit sigUniformPropertiesChanged();
 }
 
 void KisPaintOpPresetUpdateProxy::postponeSettingsChanges()
 {
     m_d->updatesBlocked++;
 }
 
 void KisPaintOpPresetUpdateProxy::unpostponeSettingsChanges()
 {
     m_d->updatesBlocked--;
 
     if (!m_d->updatesBlocked && m_d->numUpdatesWhileBlocked) {
         m_d->numUpdatesWhileBlocked = 0;
         emit sigSettingsChangedUncompressedEarlyWarning();
         emit sigSettingsChangedUncompressed();
         emit sigSettingsChanged();
     }
 }
 
 void KisPaintOpPresetUpdateProxy::slotDeliverSettingsChanged()
 {
     if (m_d->updatesBlocked) {
         m_d->numUpdatesWhileBlocked++;
     } else {
         emit sigSettingsChanged();
     }
 }