symboleditorstate_addimage.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_SYMBOLEDITORSTATE_ADDIMAGE_H
#define LIBREPCB_EDITOR_SYMBOLEDITORSTATE_ADDIMAGE_H
 
/*******************************************************************************
 *  Includes
 ******************************************************************************/
#include "symboleditorstate.h"
 
#include <librepcb/core/geometry/image.h>
 
#include <QtCore>
 
#include <memory>
 
/*******************************************************************************
 *  Namespace / Forward Declarations
 ******************************************************************************/
namespace librepcb {
namespace editor {
 
class CmdImageEdit;
class ImageGraphicsItem;
 
/*******************************************************************************
 *  Class SymbolEditorState_AddImage
 ******************************************************************************/
 
class SymbolEditorState_AddImage final : public SymbolEditorState {
  Q_OBJECT
 
public:
  // Constructors / Destructor
  SymbolEditorState_AddImage() = delete;
  SymbolEditorState_AddImage(const SymbolEditorState_AddImage& other) = delete;
  explicit SymbolEditorState_AddImage(const Context& context) noexcept;
  ~SymbolEditorState_AddImage() noexcept;
 
  // General Methods
  bool entry() noexcept override;
  bool exit() noexcept override;
 
  // Event Handlers
  bool processGraphicsSceneMouseMoved(
      const GraphicsSceneMouseEvent& e) noexcept override;
  bool processGraphicsSceneLeftMouseButtonPressed(
      const GraphicsSceneMouseEvent& e) noexcept override;
  bool processGraphicsSceneRightMouseButtonReleased(
      const GraphicsSceneMouseEvent& e) noexcept override;
  bool processRotate(const Angle& rotation) noexcept override;
  bool processAddImage(const QByteArray& data, const QString& format,
                       const QString& basename) noexcept override;
 
  // Operator Overloadings
  SymbolEditorState_AddImage& operator=(const SymbolEditorState_AddImage& rhs) =
      delete;
 
private:  // Methods
  bool start(const Point& pos, QByteArray data, QString format,
             QString basename) noexcept;
  void updateSize(const Point& pos) noexcept;
  bool finish(const Point& pos) noexcept;
  bool abort(bool showErrMsgBox) noexcept;
 
private:
  enum class State { Positioning, Resizing };
 
  // State
  State mState;
  bool mUndoCmdActive;
 
  // Current tool settings
  Image mCurrentProperties;
 
  // Information about the current image to place
  std::unique_ptr<CmdImageEdit> mCurrentEditCmd;
  std::shared_ptr<Image> mCurrentImage;
  qreal mCurrentImageAspectRatio;
  std::shared_ptr<ImageGraphicsItem> mCurrentGraphicsItem;
};
 
/*******************************************************************************
 *  End of File
 ******************************************************************************/
 
}  // namespace editor
}  // namespace librepcb
 
#endif