From 89675abffb213298fb7fb9a490063a68f86aabf5 Mon Sep 17 00:00:00 2001
From: Alexander Sulfrian <alexander@sulfrian.net>
Date: Fri, 18 Jan 2013 19:43:57 +0100
Subject: menu/mouse_event: add wrapper for mouse events to detect dbl-clicks

---
 src/menu/mouse_event.cpp | 81 ++++++++++++++++++++++++++++++++++++++++++++++++
 src/menu/mouse_event.hpp | 62 ++++++++++++++++++++++++++++++++++++
 2 files changed, 143 insertions(+)
 create mode 100644 src/menu/mouse_event.cpp
 create mode 100644 src/menu/mouse_event.hpp

diff --git a/src/menu/mouse_event.cpp b/src/menu/mouse_event.cpp
new file mode 100644
index 00000000..e140c6e4
--- /dev/null
+++ b/src/menu/mouse_event.cpp
@@ -0,0 +1,81 @@
+/*
+ * UltraStar Deluxe - Karaoke Game
+ *
+ * UltraStar Deluxe is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * 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; see the file COPYING. If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ *
+ */
+
+#include "mouse_event.hpp"
+#include "base/time.hpp"
+
+namespace usdx
+{
+	log4cpp::Category& MouseEvent::log =
+		log4cpp::Category::getInstance("usdx.menu.mouse_event");
+
+	MouseEvent::MouseEvent(void) :
+		control(NULL), button(0), direction(NONE)
+	{
+	}
+
+	MouseEvent::~MouseEvent()
+	{
+	}
+
+	MouseEvent::Event MouseEvent::detect_event(DrawableControl *control,
+											   uint8_t button,
+											   MouseEvent::Event direction)
+	{
+		if (this->control == control && this->button == button)
+		{
+			if (direction == UP) {
+				if (this->direction == DOWN) {
+					if (time.since(5000))
+						return CLICK;
+				}
+				else if (this->direction == CLICK) {
+					if (time.since(5000))
+						return DBL_CLICK;
+				}
+			}
+			else if (direction == DOWN) {
+				if (this->direction == CLICK && time.since(5000))
+					return CLICK;
+			}
+		}
+
+		return NONE;
+	}
+
+	MouseEvent::Event MouseEvent::add_event(DrawableControl *control,
+											uint8_t button,
+											MouseEvent::Event direction)
+	{
+		MouseEvent::Event event = this->detect_event(control, button,
+													 direction);
+
+		this->control = control;
+		this->button = button;
+		this->direction = event == NONE ? direction : event;
+		time.update();
+
+		return event;
+	}
+};
diff --git a/src/menu/mouse_event.hpp b/src/menu/mouse_event.hpp
new file mode 100644
index 00000000..ecb1e4ae
--- /dev/null
+++ b/src/menu/mouse_event.hpp
@@ -0,0 +1,62 @@
+/*
+ * UltraStar Deluxe - Karaoke Game
+ *
+ * UltraStar Deluxe is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * 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; see the file COPYING. If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ *
+ */
+
+#ifndef MOUSE_EVENT_HPP
+#define MOUSE_EVENT_HPP
+
+#include <log4cpp/Category.hh>
+
+#include "drawable_control.hpp"
+#include "base/timestamp.hpp"
+
+namespace usdx
+{
+    class MouseEvent
+	{
+	public:
+		enum Event { NONE, UP, DOWN, CLICK, DBL_CLICK };
+
+	private:
+		static log4cpp::Category&  log;
+
+		DrawableControl *control;
+		Timestamp time;
+
+		uint8_t button;
+		Event direction;
+
+		Event detect_event(DrawableControl *control, uint8_t button,
+						   Event direction);
+
+	public:
+		MouseEvent(void);
+		virtual ~MouseEvent();
+
+		Event add_event(DrawableControl *control, uint8_t button,
+						Event direction);
+
+	};
+};
+
+#endif
-- 
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