File indexing completed on 2024-05-12 15:59:02

 /*
  * SPDX-FileCopyrightText: 2021 Srirupa Datta <srirupa.sps@gmail.com>
  *
  * SPDX-License-Identifier: LGPL-2.0-or-later
  */
 
 #ifndef MultiTransparencyMaskCheck_H
 #define MultiTransparencyMaskCheck_H
 
 #include "KisExportCheckRegistry.h"
 #include <KoID.h>
 #include <klocalizedstring.h>
 #include <kis_image.h>
 #include <kis_group_layer.h> 
 #include <kis_layer_utils.h>
 
 class MultiTransparencyMaskCheck : public KisExportCheckBase
 {
 public:
 
     MultiTransparencyMaskCheck(const QString &id, Level level, const QString &customWarning = QString())
         : KisExportCheckBase(id, level, customWarning, true)
     {
         if (customWarning.isEmpty()) {
             m_warning = i18nc("image conversion warning", "The image has <b>more than one transparency mask on a layer</b>. For all layers that have multiple transparency masks, only the rendered result will be saved.");
         }
     }
 
     bool checkNeeded(KisImageSP image) const override
     {        
         KisNodeSP layer = KisLayerUtils::recursiveFindNode(image->rootLayer(), 
             [] (KisNodeSP node)
             {
                 quint32 transparencyMasks = 0;
                 KisNodeSP mask;
 
                 for (mask = node->firstChild(); mask != 0; mask = mask->nextSibling()) {
                     if (mask->inherits("KisTransparencyMask")) {
                         transparencyMasks += 1;
                         if (transparencyMasks > 1) {
                             return true;
                         }
                     }
                 }
                     
                 return false;
             });
         
         return (layer != 0);
     }
 
     Level check(KisImageSP /*image*/) const override
     {
         return m_level;
     }
 
 };
 
 class MultiTransparencyMaskCheckFactory : public KisExportCheckFactory
 {
 public:
 
     MultiTransparencyMaskCheckFactory() {}
 
     ~MultiTransparencyMaskCheckFactory() override {}
 
     KisExportCheckBase *create(KisExportCheckBase::Level level, const QString &customWarning) override
     {
         return new MultiTransparencyMaskCheck(id(), level, customWarning);
     }
 
     QString id() const override {
         return "MultiTransparencyMaskCheck";
     }
 };
 
 #endif // MultiTransparencyMaskrCheck_H