kicad/include/cursor_store.h

85 lines
2.4 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2019 KiCad Developers, see CHANGELOG.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, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#ifndef CURSOR_STORE__H
#define CURSOR_STORE__H
#include <wx/cursor.h>
#include <map>
#include <vector>
/**
* Simple class to construct and store cursors against unique ID keys.
*
* This can be used to lazily construct cursors as needed for specific
* applications.
*/
class CURSOR_STORE
{
public:
/**
* Definition of a cursor
*/
struct CURSOR_DEF
{
///> The ID key used to uniquely identify a cursor in a given store
int m_id_key;
///> The image data bitmap
const unsigned char* m_image_data;
///> The mask data bitmap
const unsigned char* m_mask_data;
///> The image size in pixels
wxSize m_size;
///> The "hotspot" where the cursor "is" in the image
wxPoint m_hotspot;
};
/**
* Construct a store with a pre-set list of cursors.
*
* In future, an "Add()" function could be added if stores need to
* dynamically add cursors.
*
* @param aDefs: the list of pre-set cursor definitions
*/
CURSOR_STORE( const std::vector<CURSOR_DEF>& aDefs );
/**
* Get a given cursor by its ID
* @param aIdKey the ID key to look up
* @return the cursor, if found, else wxNullCursor
*/
const wxCursor& Get( int aIdKey ) const;
private:
///> Internal store of cursors by ID
std::map<int, wxCursor> m_store;
};
#endif // CURSOR_STORE__H