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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/***************************************************************************
* event.h
*
* Sun Oct 9 16:11:47 CEST 2011
* Copyright 2011 Bent Bisballe Nyeng
* deva@aasimon.org
****************************************************************************/
/*
* This file is part of DrumGizmo.
*
* DrumGizmo is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* DrumGizmo 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with DrumGizmo; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
#pragma once
#include <string>
#include <list>
#include <memory>
namespace GUI
{
enum class EventType
{
mouseMove,
repaint,
button,
scroll,
key,
close,
resize,
move,
mouseEnter,
mouseLeave,
};
class Event
{
public:
virtual ~Event() {}
virtual EventType type() = 0;
};
class MouseMoveEvent
: public Event
{
public:
EventType type() { return EventType::mouseMove; }
int x;
int y;
};
enum class Direction
{
up,
down,
};
enum class MouseButton
{
right,
middle,
left,
};
class ButtonEvent
: public Event
{
public:
EventType type() { return EventType::button; }
int x;
int y;
Direction direction;
MouseButton button;
bool doubleClick;
};
class ScrollEvent
: public Event
{
public:
EventType type() { return EventType::scroll; }
int x;
int y;
float delta;
};
class RepaintEvent
: public Event
{
public:
EventType type() { return EventType::repaint; }
int x;
int y;
size_t width;
size_t height;
};
enum class Key
{
unknown,
left,
right,
up,
down,
deleteKey,
backspace,
home,
end,
pageDown,
pageUp,
enter,
character, //!< The actual character is stored in KeyEvent::text
};
class KeyEvent
: public Event
{
public:
EventType type() { return EventType::key; }
Direction direction;
Key keycode;
std::string text;
};
class CloseEvent
: public Event
{
public:
EventType type() { return EventType::close; }
};
class ResizeEvent
: public Event
{
public:
EventType type() { return EventType::resize; }
size_t width;
size_t height;
};
class MoveEvent
: public Event
{
public:
EventType type() { return EventType::move; }
int x;
int y;
};
class MouseEnterEvent
: public Event
{
public:
EventType type() { return EventType::mouseEnter; }
int x;
int y;
};
class MouseLeaveEvent
: public Event
{
public:
EventType type() { return EventType::mouseLeave; }
int x;
int y;
};
using EventQueue = std::list<std::shared_ptr<Event>>;
struct Rect
{
std::size_t x1;
std::size_t y1;
std::size_t x2;
std::size_t y2;
bool empty() const
{
return x1 == x2 && y1 == y2;
}
};
} // GUI::
|
