panel_image_editor.h

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/*
 * This program source code file is part of KICAD, a free EDA CAD application.
 *
 * Copyright (C) 2018 jean-pierre.charras
 * Copyright The KiCad Developers, see AUTHORS.txt for contributors.
 *
 * 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 2
 * 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 <https://www.gnu.org/licenses/>.
 */
 
#pragma once
 
#include <panel_image_editor_base.h>
#include <widgets/unit_binder.h>
#include <math/vector2d.h>
 
#include <memory>
 
class UNITS_PROVIDER;
class BITMAP_BASE;
 
 
class PANEL_IMAGE_EDITOR : public PANEL_IMAGE_EDITOR_BASE
{
public:
    PANEL_IMAGE_EDITOR( UNITS_PROVIDER* aUnitsProvider, wxWindow* aParent, const BITMAP_BASE& aItem );
    ~PANEL_IMAGE_EDITOR() = default;
 
public:
    bool TransferDataToWindow() override;
    bool TransferDataFromWindow() override;
 
    double GetScale() const;
    void   SetScale( double aScale );
    VECTOR2I GetImageSize() const;
    wxTextCtrl* GetScaleCtrl() const { return m_textCtrlScale; }

    void TransferToImage( BITMAP_BASE& aItem );
 
private:
    void OnGreyScaleConvert( wxCommandEvent& event ) override;
    void OnRedrawPanel( wxPaintEvent& event ) override;
 
    bool CheckValues();
 
private:
    UNIT_BINDER                  m_scale;
    std::unique_ptr<BITMAP_BASE> m_workingImage;    // A copy of BITMAP_BASE to be edited
};