libraryelementcache.h

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/*
 * LibrePCB - Professional EDA for everyone!
 * Copyright (C) 2013 LibrePCB Developers, see AUTHORS.md for contributors.
 * https://librepcb.org/
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
#ifndef LIBREPCB_EDITOR_LIBRARYELEMENTCACHE_H
#define LIBREPCB_EDITOR_LIBRARYELEMENTCACHE_H
 
/*******************************************************************************
 *  Includes
 ******************************************************************************/
#include <librepcb/core/fileio/filepath.h>
#include <librepcb/core/types/uuid.h>
 
#include <QtCore>
 
#include <memory>
 
/*******************************************************************************
 *  Namespace / Forward Declarations
 ******************************************************************************/
namespace librepcb {
 
class Component;
class ComponentCategory;
class Device;
class Organization;
class Package;
class PackageCategory;
class Symbol;
class WorkspaceLibraryDb;
 
namespace editor {
 
/*******************************************************************************
 *  Class LibraryElementCache
 ******************************************************************************/
 
class LibraryElementCache final : public QObject {
  Q_OBJECT
 
public:
  // Constructors / Destructor
  LibraryElementCache() = delete;
  LibraryElementCache(const LibraryElementCache& other) = delete;
  explicit LibraryElementCache(const WorkspaceLibraryDb& db,
                               QObject* parent = nullptr) noexcept;
  ~LibraryElementCache() noexcept;
 
  // General Methods
  void reset() noexcept;
  std::shared_ptr<const ComponentCategory> getComponentCategory(
      const Uuid& uuid, bool throwIfNotFound) const;
  std::shared_ptr<const PackageCategory> getPackageCategory(
      const Uuid& uuid, bool throwIfNotFound) const;
  std::shared_ptr<const Symbol> getSymbol(const Uuid& uuid,
                                          bool throwIfNotFound) const;
  std::shared_ptr<const Package> getPackage(const Uuid& uuid,
                                            bool throwIfNotFound) const;
  std::shared_ptr<const Component> getComponent(const Uuid& uuid,
                                                bool throwIfNotFound) const;
  std::shared_ptr<const Device> getDevice(const Uuid& uuid,
                                          bool throwIfNotFound) const;
  std::shared_ptr<const Organization> getOrganization(
      const Uuid& uuid, bool throwIfNotFound) const;
 
  // Operator Overloadings
  LibraryElementCache& operator=(const LibraryElementCache& rhs) = delete;
 
signals:
  void scanStarted();
  void scanSucceeded();
 
private:  // Methods
  template <typename T>
  std::shared_ptr<const T> getElement(
      QHash<Uuid, std::shared_ptr<const T>>& container, const Uuid& uuid,
      bool throwIfNotFound) const;
 
private:  // Data
  QPointer<const WorkspaceLibraryDb> mDb;
  mutable QHash<Uuid, std::shared_ptr<const ComponentCategory>> mCmpCat;
  mutable QHash<Uuid, std::shared_ptr<const PackageCategory>> mPkgCat;
  mutable QHash<Uuid, std::shared_ptr<const Symbol>> mSym;
  mutable QHash<Uuid, std::shared_ptr<const Package>> mPkg;
  mutable QHash<Uuid, std::shared_ptr<const Component>> mCmp;
  mutable QHash<Uuid, std::shared_ptr<const Device>> mDev;
  mutable QHash<Uuid, std::shared_ptr<const Organization>> mOrg;
};
 
/*******************************************************************************
 *  End of File
 ******************************************************************************/
 
}  // namespace editor
}  // namespace librepcb
 
#endif