QGIS API Documentation  3.20.0-Odense (decaadbb31)
qgsmaterialregistry.cpp
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1 /***************************************************************************
2  qgsmaterialregistry.cpp
3  --------------------------------------
4  Date : July 2020
5  Copyright : (C) 2020 by Nyall Dawson
6  Email : nyall dot dawson at gmail dot com
7  ***************************************************************************
8  * *
9  * This program is free software; you can redistribute it and/or modify *
10  * it under the terms of the GNU General Public License as published by *
11  * the Free Software Foundation; either version 2 of the License, or *
12  * (at your option) any later version. *
13  * *
14  ***************************************************************************/
15 
16 #include "qgsmaterialregistry.h"
18 
20 {
21 }
22 
24 {
25  qDeleteAll( mMetadata );
26 }
27 
29 {
30  if ( !metadata || mMetadata.contains( metadata->type() ) )
31  return false;
32 
33  mMetadata[metadata->type()] = metadata;
34  mMaterialsOrder << metadata->type();
35  return true;
36 }
37 
39 {
40  if ( !mMetadata.contains( type ) )
41  return nullptr;
42 
43  return mMetadata[type]->create();
44 }
45 
47 {
48  return mMetadata.value( type );
49 }
50 
52 {
53  QStringList types;
54  for ( const QString &material : mMaterialsOrder )
55  {
56  if ( mMetadata.value( material ) )
57  types << material;
58  }
59  return types;
60 }
bool addMaterialSettingsType(QgsMaterialSettingsAbstractMetadata *metadata)
Registers a new material settings type. Takes ownership of the metadata instance.
QgsMaterialSettingsAbstractMetadata * materialSettingsMetadata(const QString &type) const
Returns metadata for specified material settings type. Returns nullptr if not found.
QgsAbstractMaterialSettings * createMaterialSettings(const QString &type) const
Creates a new instance of the material settings of the specified type.
QStringList materialSettingsTypes() const
Returns a list of all available material settings types.
Stores metadata about one 3D material settings class.
QString type() const
Returns the unique material type string.