From e40f70a3af1142e6c0c89c6ea2ee47b996495661 Mon Sep 17 00:00:00 2001
From: Stijn Buys <ingar@osirion.org>
Date: Mon, 20 Sep 2010 16:30:45 +0000
Subject: corrected trading inconsistencies, improved trade window, initial
 slider widget

---
 src/ui/slider.h | 101 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 101 insertions(+)
 create mode 100644 src/ui/slider.h

(limited to 'src/ui/slider.h')

diff --git a/src/ui/slider.h b/src/ui/slider.h
new file mode 100644
index 0000000..8bcb427
--- /dev/null
+++ b/src/ui/slider.h
@@ -0,0 +1,101 @@
+/*
+   ui/slider.h
+   This file is part of the Osirion project and is distributed under
+   the terms of the GNU General Public License version 2
+*/
+
+#ifndef __INCLUDED_UI_SLIDER_H__
+#define __INCLUDED_UI_SLIDER_H__
+
+#include <string>
+#include "ui/button.h"
+#include "ui/widget.h"
+
+namespace ui
+{
+
+/**
+ * @brief a slider widget
+ */
+class Slider : public Widget
+{
+public:
+	Slider(Widget *parent, const float minimum = 0.0f, const float maximum = 1.0f);
+	~Slider();
+
+	/**
+	 * @brief the current slider value
+	 */
+	inline const float value() const {
+		return slider_value;
+	}
+	
+	/**
+	 * @brief the minimum value
+	 */
+	inline const float minimum() const {
+		return slider_minimum;
+	}
+	
+	/**
+	 * @brief the maximum value
+	 */
+	inline const float maximum() const {
+		return slider_maximum;
+	}
+		
+	/**
+	 * @brief print widget description to console
+	 */
+	virtual void print(const size_t indent) const;
+	
+	/**
+	 * @brief set the current slider value
+	 * @see value
+	 */
+	void set_value(const float value);
+	
+	/**
+	 * @brief set the minimum slider value
+	 * @see minimum
+	 */
+	void set_minimum(const float minimum);
+	
+	/**
+	 * @brief set the maximum slider value
+	 * @see maximum
+	 */
+	void set_maximum(const float maximum);
+
+	/**
+	 * @brief set the minimum and maximum slider values
+	 * @see minimum
+	 * @see maximum
+	 */
+	void set_range(const float minimum, const float maximum);
+	
+protected:
+	/// resize event handler
+	virtual void resize();
+	
+	/// draw event handler
+	virtual void draw();
+	
+	virtual bool on_emit(Widget *sender, const Event event, void *data=0);
+
+private:
+	/// validate slider value
+	void validate();
+	
+	float			slider_minimum;
+	float			slider_maximum;
+	float			slider_value;
+	
+	Button			*slider_minbutton;
+	Button			*slider_maxbutton;
+};
+
+}
+
+#endif // __INCLUDED_UI_SLIDER_H__
+
-- 
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