vmap/include/windowobserver.h
2020-11-17 12:16:16 +01:00

92 lines
2.7 KiB
C++

/*
Copyright (C) 2001-2006, William Joseph.
All Rights Reserved.
This file is part of GtkRadiant.
GtkRadiant 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.
GtkRadiant 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 GtkRadiant; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#if !defined( INCLUDED_WINDOWOBSERVER_H )
#define INCLUDED_WINDOWOBSERVER_H
template<typename Enumeration> class BitFieldValue;
struct ModifierEnumeration;
typedef BitFieldValue<ModifierEnumeration> ModifierFlags;
template<typename Enumeration> class EnumeratedValue;
struct ButtonEnumeration;
typedef EnumeratedValue<ButtonEnumeration> ButtonIdentifier;
#include "generic/bitfield.h"
struct ModifierEnumeration
{
enum Value
{
SHIFT = 0,
CONTROL = 1,
ALT = 2
};
};
typedef BitFieldValue<ModifierEnumeration> ModifierFlags;
const ModifierFlags c_modifierNone;
const ModifierFlags c_modifierShift( ModifierEnumeration::SHIFT );
const ModifierFlags c_modifierControl( ModifierEnumeration::CONTROL );
const ModifierFlags c_modifierAlt( ModifierEnumeration::ALT );
#include "generic/enumeration.h"
struct ButtonEnumeration
{
enum Value
{
INVALID = 0,
LEFT = 1,
MIDDLE = 3,
RIGHT = 2
};
};
typedef EnumeratedValue<ButtonEnumeration> ButtonIdentifier;
const ButtonIdentifier c_buttonInvalid( ButtonEnumeration::INVALID );
const ButtonIdentifier c_buttonLeft( ButtonEnumeration::LEFT );
const ButtonIdentifier c_buttonMiddle( ButtonEnumeration::MIDDLE );
const ButtonIdentifier c_buttonRight( ButtonEnumeration::RIGHT );
template<typename Element>
class BasicVector2;
typedef BasicVector2<float> Vector2;
typedef Vector2 WindowVector;
class WindowObserver
{
public:
virtual ~WindowObserver() = default;
virtual void release() = 0;
virtual void onSizeChanged( int width, int height ) = 0;
virtual void onMouseDown( const WindowVector& position, ButtonIdentifier button, ModifierFlags modifiers ) = 0;
virtual void onMouseUp( const WindowVector& position, ButtonIdentifier button, ModifierFlags modifiers ) = 0;
virtual void onMouseMotion( const WindowVector& position, ModifierFlags modifiers ) = 0;
virtual void onModifierDown( ModifierFlags modifier ) = 0;
virtual void onModifierUp( ModifierFlags modifier ) = 0;
};
#endif