/* fadable.c generated by valac 0.16.1, the Vala compiler
 * generated from fadable.vala, do not modify */

/* -*- Mode: Vala; indent-tabs-mode: nil; tab-width: 4 -*-
 *
 * Copyright (C) 2012 Canonical Ltd
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 3 as
 * published by the Free Software Foundation.
 *
 * 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, see <http://www.gnu.org/licenses/>.
 *
 * Authors: Michael Terry <michael.terry@canonical.com>
 */

#include <glib.h>
#include <glib-object.h>
#include <float.h>
#include <math.h>
#include <gtk/gtk.h>


#define TYPE_FADE_TRACKER (fade_tracker_get_type ())
#define FADE_TRACKER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), TYPE_FADE_TRACKER, FadeTracker))
#define FADE_TRACKER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), TYPE_FADE_TRACKER, FadeTrackerClass))
#define IS_FADE_TRACKER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), TYPE_FADE_TRACKER))
#define IS_FADE_TRACKER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), TYPE_FADE_TRACKER))
#define FADE_TRACKER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), TYPE_FADE_TRACKER, FadeTrackerClass))

typedef struct _FadeTracker FadeTracker;
typedef struct _FadeTrackerClass FadeTrackerClass;
typedef struct _FadeTrackerPrivate FadeTrackerPrivate;

#define TYPE_ANIMATE_TIMER (animate_timer_get_type ())
#define ANIMATE_TIMER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), TYPE_ANIMATE_TIMER, AnimateTimer))
#define ANIMATE_TIMER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), TYPE_ANIMATE_TIMER, AnimateTimerClass))
#define IS_ANIMATE_TIMER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), TYPE_ANIMATE_TIMER))
#define IS_ANIMATE_TIMER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), TYPE_ANIMATE_TIMER))
#define ANIMATE_TIMER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), TYPE_ANIMATE_TIMER, AnimateTimerClass))

typedef struct _AnimateTimer AnimateTimer;
typedef struct _AnimateTimerClass AnimateTimerClass;

#define FADE_TRACKER_TYPE_MODE (fade_tracker_mode_get_type ())
#define _g_object_unref0(var) ((var == NULL) ? NULL : (var = (g_object_unref (var), NULL)))

#define TYPE_FADABLE (fadable_get_type ())
#define FADABLE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), TYPE_FADABLE, Fadable))
#define IS_FADABLE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), TYPE_FADABLE))
#define FADABLE_GET_INTERFACE(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), TYPE_FADABLE, FadableIface))

typedef struct _Fadable Fadable;
typedef struct _FadableIface FadableIface;

struct _FadeTracker {
	GObject parent_instance;
	FadeTrackerPrivate * priv;
};

struct _FadeTrackerClass {
	GObjectClass parent_class;
};

typedef enum  {
	FADE_TRACKER_MODE_FADE_IN,
	FADE_TRACKER_MODE_FADE_OUT
} FadeTrackerMode;

struct _FadeTrackerPrivate {
	gdouble _alpha;
	GtkWidget* _widget;
	AnimateTimer* timer;
	FadeTrackerMode mode;
};

typedef gdouble (*AnimateTimerEasingFunc) (gdouble x, void* user_data);
struct _FadableIface {
	GTypeInterface parent_iface;
	FadeTracker* (*get_fade_tracker) (Fadable* self);
	void (*set_fade_tracker) (Fadable* self, FadeTracker* value);
};


static gpointer fade_tracker_parent_class = NULL;

GType fade_tracker_get_type (void) G_GNUC_CONST;
GType animate_timer_get_type (void) G_GNUC_CONST;
GType fade_tracker_mode_get_type (void) G_GNUC_CONST;
#define FADE_TRACKER_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), TYPE_FADE_TRACKER, FadeTrackerPrivate))
enum  {
	FADE_TRACKER_DUMMY_PROPERTY,
	FADE_TRACKER_ALPHA,
	FADE_TRACKER_WIDGET
};
FadeTracker* fade_tracker_new (GtkWidget* widget);
FadeTracker* fade_tracker_construct (GType object_type, GtkWidget* widget);
void fade_tracker_reset (FadeTracker* self, FadeTrackerMode mode);
static void fade_tracker_animate_cb (FadeTracker* self, gdouble progress);
GtkWidget* fade_tracker_get_widget (FadeTracker* self);
void animate_timer_reset (AnimateTimer* self, gint temp_speed);
static void fade_tracker_set_alpha (FadeTracker* self, gdouble value);
gdouble fade_tracker_get_alpha (FadeTracker* self);
static void fade_tracker_set_widget (FadeTracker* self, GtkWidget* value);
static GObject * fade_tracker_constructor (GType type, guint n_construct_properties, GObjectConstructParam * construct_properties);
gdouble animate_timer_ease_out_quint (gdouble x);
static gdouble _animate_timer_ease_out_quint_animate_timer_easing_func (gdouble x, gpointer self);
#define ANIMATE_TIMER_INSTANT 150
AnimateTimer* animate_timer_new (AnimateTimerEasingFunc func, void* func_target, gint speed);
AnimateTimer* animate_timer_construct (GType object_type, AnimateTimerEasingFunc func, void* func_target, gint speed);
static void _fade_tracker_animate_cb_animate_timer_animate (AnimateTimer* _sender, gdouble progress, gpointer self);
static void fade_tracker_finalize (GObject* obj);
static void _vala_fade_tracker_get_property (GObject * object, guint property_id, GValue * value, GParamSpec * pspec);
static void _vala_fade_tracker_set_property (GObject * object, guint property_id, const GValue * value, GParamSpec * pspec);
GType fadable_get_type (void) G_GNUC_CONST;
void fadable_fade_in (Fadable* self);
FadeTracker* fadable_get_fade_tracker (Fadable* self);
void fadable_fade_out (Fadable* self);
void fadable_set_fade_tracker (Fadable* self, FadeTracker* value);


GType fade_tracker_mode_get_type (void) {
	static volatile gsize fade_tracker_mode_type_id__volatile = 0;
	if (g_once_init_enter (&fade_tracker_mode_type_id__volatile)) {
		static const GEnumValue values[] = {{FADE_TRACKER_MODE_FADE_IN, "FADE_TRACKER_MODE_FADE_IN", "fade-in"}, {FADE_TRACKER_MODE_FADE_OUT, "FADE_TRACKER_MODE_FADE_OUT", "fade-out"}, {0, NULL, NULL}};
		GType fade_tracker_mode_type_id;
		fade_tracker_mode_type_id = g_enum_register_static ("FadeTrackerMode", values);
		g_once_init_leave (&fade_tracker_mode_type_id__volatile, fade_tracker_mode_type_id);
	}
	return fade_tracker_mode_type_id__volatile;
}


FadeTracker* fade_tracker_construct (GType object_type, GtkWidget* widget) {
	FadeTracker * self = NULL;
	GtkWidget* _tmp0_;
	g_return_val_if_fail (widget != NULL, NULL);
	_tmp0_ = widget;
	self = (FadeTracker*) g_object_new (object_type, "widget", _tmp0_, NULL);
	return self;
}


FadeTracker* fade_tracker_new (GtkWidget* widget) {
	return fade_tracker_construct (TYPE_FADE_TRACKER, widget);
}


void fade_tracker_reset (FadeTracker* self, FadeTrackerMode mode) {
	FadeTrackerMode _tmp0_;
	GtkWidget* _tmp1_;
	AnimateTimer* _tmp2_;
	g_return_if_fail (self != NULL);
	_tmp0_ = mode;
	self->priv->mode = _tmp0_;
	fade_tracker_animate_cb (self, 0.0);
	_tmp1_ = self->priv->_widget;
	gtk_widget_show (_tmp1_);
	_tmp2_ = self->priv->timer;
	animate_timer_reset (_tmp2_, 0);
}


static void fade_tracker_animate_cb (FadeTracker* self, gdouble progress) {
	FadeTrackerMode _tmp0_;
	GtkWidget* _tmp7_;
	g_return_if_fail (self != NULL);
	_tmp0_ = self->priv->mode;
	if (_tmp0_ == FADE_TRACKER_MODE_FADE_IN) {
		gdouble _tmp1_;
		gdouble _tmp2_;
		_tmp1_ = progress;
		fade_tracker_set_alpha (self, _tmp1_);
		_tmp2_ = progress;
		if (_tmp2_ == 1.0) {
			GtkWidget* _tmp3_;
			_tmp3_ = self->priv->_widget;
			gtk_widget_grab_focus (_tmp3_);
			g_signal_emit_by_name (self, "done");
		}
	} else {
		gdouble _tmp4_;
		gdouble _tmp5_;
		_tmp4_ = progress;
		fade_tracker_set_alpha (self, 1.0 - _tmp4_);
		_tmp5_ = progress;
		if (_tmp5_ == 1.0) {
			GtkWidget* _tmp6_;
			_tmp6_ = self->priv->_widget;
			gtk_widget_hide (_tmp6_);
			g_signal_emit_by_name (self, "done");
		}
	}
	_tmp7_ = self->priv->_widget;
	gtk_widget_queue_draw (_tmp7_);
}


gdouble fade_tracker_get_alpha (FadeTracker* self) {
	gdouble result;
	gdouble _tmp0_;
	g_return_val_if_fail (self != NULL, 0.0);
	_tmp0_ = self->priv->_alpha;
	result = _tmp0_;
	return result;
}


static void fade_tracker_set_alpha (FadeTracker* self, gdouble value) {
	gdouble _tmp0_;
	g_return_if_fail (self != NULL);
	_tmp0_ = value;
	self->priv->_alpha = _tmp0_;
	g_object_notify ((GObject *) self, "alpha");
}


GtkWidget* fade_tracker_get_widget (FadeTracker* self) {
	GtkWidget* result;
	GtkWidget* _tmp0_;
	g_return_val_if_fail (self != NULL, NULL);
	_tmp0_ = self->priv->_widget;
	result = _tmp0_;
	return result;
}


static gpointer _g_object_ref0 (gpointer self) {
	return self ? g_object_ref (self) : NULL;
}


static void fade_tracker_set_widget (FadeTracker* self, GtkWidget* value) {
	GtkWidget* _tmp0_;
	GtkWidget* _tmp1_;
	g_return_if_fail (self != NULL);
	_tmp0_ = value;
	_tmp1_ = _g_object_ref0 (_tmp0_);
	_g_object_unref0 (self->priv->_widget);
	self->priv->_widget = _tmp1_;
	g_object_notify ((GObject *) self, "widget");
}


static gdouble _animate_timer_ease_out_quint_animate_timer_easing_func (gdouble x, gpointer self) {
	gdouble result;
	result = animate_timer_ease_out_quint (x);
	return result;
}


static void _fade_tracker_animate_cb_animate_timer_animate (AnimateTimer* _sender, gdouble progress, gpointer self) {
	fade_tracker_animate_cb (self, progress);
}


static GObject * fade_tracker_constructor (GType type, guint n_construct_properties, GObjectConstructParam * construct_properties) {
	GObject * obj;
	GObjectClass * parent_class;
	FadeTracker * self;
	AnimateTimer* _tmp0_;
	AnimateTimer* _tmp1_;
	parent_class = G_OBJECT_CLASS (fade_tracker_parent_class);
	obj = parent_class->constructor (type, n_construct_properties, construct_properties);
	self = FADE_TRACKER (obj);
	_tmp0_ = animate_timer_new (_animate_timer_ease_out_quint_animate_timer_easing_func, NULL, ANIMATE_TIMER_INSTANT);
	_g_object_unref0 (self->priv->timer);
	self->priv->timer = _tmp0_;
	_tmp1_ = self->priv->timer;
	g_signal_connect_object (_tmp1_, "animate", (GCallback) _fade_tracker_animate_cb_animate_timer_animate, self, 0);
	return obj;
}


static void fade_tracker_class_init (FadeTrackerClass * klass) {
	fade_tracker_parent_class = g_type_class_peek_parent (klass);
	g_type_class_add_private (klass, sizeof (FadeTrackerPrivate));
	G_OBJECT_CLASS (klass)->get_property = _vala_fade_tracker_get_property;
	G_OBJECT_CLASS (klass)->set_property = _vala_fade_tracker_set_property;
	G_OBJECT_CLASS (klass)->constructor = fade_tracker_constructor;
	G_OBJECT_CLASS (klass)->finalize = fade_tracker_finalize;
	g_object_class_install_property (G_OBJECT_CLASS (klass), FADE_TRACKER_ALPHA, g_param_spec_double ("alpha", "alpha", "alpha", -G_MAXDOUBLE, G_MAXDOUBLE, 1.0, G_PARAM_STATIC_NAME | G_PARAM_STATIC_NICK | G_PARAM_STATIC_BLURB | G_PARAM_READABLE));
	g_object_class_install_property (G_OBJECT_CLASS (klass), FADE_TRACKER_WIDGET, g_param_spec_object ("widget", "widget", "widget", GTK_TYPE_WIDGET, G_PARAM_STATIC_NAME | G_PARAM_STATIC_NICK | G_PARAM_STATIC_BLURB | G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY));
	g_signal_new ("done", TYPE_FADE_TRACKER, G_SIGNAL_RUN_LAST, 0, NULL, NULL, g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0);
}


static void fade_tracker_instance_init (FadeTracker * self) {
	self->priv = FADE_TRACKER_GET_PRIVATE (self);
	self->priv->_alpha = 1.0;
}


static void fade_tracker_finalize (GObject* obj) {
	FadeTracker * self;
	self = FADE_TRACKER (obj);
	_g_object_unref0 (self->priv->_widget);
	_g_object_unref0 (self->priv->timer);
	G_OBJECT_CLASS (fade_tracker_parent_class)->finalize (obj);
}


GType fade_tracker_get_type (void) {
	static volatile gsize fade_tracker_type_id__volatile = 0;
	if (g_once_init_enter (&fade_tracker_type_id__volatile)) {
		static const GTypeInfo g_define_type_info = { sizeof (FadeTrackerClass), (GBaseInitFunc) NULL, (GBaseFinalizeFunc) NULL, (GClassInitFunc) fade_tracker_class_init, (GClassFinalizeFunc) NULL, NULL, sizeof (FadeTracker), 0, (GInstanceInitFunc) fade_tracker_instance_init, NULL };
		GType fade_tracker_type_id;
		fade_tracker_type_id = g_type_register_static (G_TYPE_OBJECT, "FadeTracker", &g_define_type_info, 0);
		g_once_init_leave (&fade_tracker_type_id__volatile, fade_tracker_type_id);
	}
	return fade_tracker_type_id__volatile;
}


static void _vala_fade_tracker_get_property (GObject * object, guint property_id, GValue * value, GParamSpec * pspec) {
	FadeTracker * self;
	self = FADE_TRACKER (object);
	switch (property_id) {
		case FADE_TRACKER_ALPHA:
		g_value_set_double (value, fade_tracker_get_alpha (self));
		break;
		case FADE_TRACKER_WIDGET:
		g_value_set_object (value, fade_tracker_get_widget (self));
		break;
		default:
		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
		break;
	}
}


static void _vala_fade_tracker_set_property (GObject * object, guint property_id, const GValue * value, GParamSpec * pspec) {
	FadeTracker * self;
	self = FADE_TRACKER (object);
	switch (property_id) {
		case FADE_TRACKER_ALPHA:
		fade_tracker_set_alpha (self, g_value_get_double (value));
		break;
		case FADE_TRACKER_WIDGET:
		fade_tracker_set_widget (self, g_value_get_object (value));
		break;
		default:
		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
		break;
	}
}


void fadable_fade_in (Fadable* self) {
	FadeTracker* _tmp0_;
	FadeTracker* _tmp1_;
	_tmp0_ = fadable_get_fade_tracker (self);
	_tmp1_ = _tmp0_;
	fade_tracker_reset (_tmp1_, FADE_TRACKER_MODE_FADE_IN);
}


void fadable_fade_out (Fadable* self) {
	FadeTracker* _tmp0_;
	FadeTracker* _tmp1_;
	_tmp0_ = fadable_get_fade_tracker (self);
	_tmp1_ = _tmp0_;
	fade_tracker_reset (_tmp1_, FADE_TRACKER_MODE_FADE_OUT);
}


FadeTracker* fadable_get_fade_tracker (Fadable* self) {
	g_return_val_if_fail (self != NULL, NULL);
	return FADABLE_GET_INTERFACE (self)->get_fade_tracker (self);
}


void fadable_set_fade_tracker (Fadable* self, FadeTracker* value) {
	g_return_if_fail (self != NULL);
	FADABLE_GET_INTERFACE (self)->set_fade_tracker (self, value);
}


static void fadable_base_init (FadableIface * iface) {
	static gboolean initialized = FALSE;
	if (!initialized) {
		initialized = TRUE;
		g_object_interface_install_property (iface, g_param_spec_object ("fade-tracker", "fade-tracker", "fade-tracker", TYPE_FADE_TRACKER, G_PARAM_STATIC_NAME | G_PARAM_STATIC_NICK | G_PARAM_STATIC_BLURB | G_PARAM_READABLE | G_PARAM_WRITABLE));
	}
}


GType fadable_get_type (void) {
	static volatile gsize fadable_type_id__volatile = 0;
	if (g_once_init_enter (&fadable_type_id__volatile)) {
		static const GTypeInfo g_define_type_info = { sizeof (FadableIface), (GBaseInitFunc) fadable_base_init, (GBaseFinalizeFunc) NULL, (GClassInitFunc) NULL, (GClassFinalizeFunc) NULL, NULL, 0, 0, (GInstanceInitFunc) NULL, NULL };
		GType fadable_type_id;
		fadable_type_id = g_type_register_static (G_TYPE_INTERFACE, "Fadable", &g_define_type_info, 0);
		g_type_interface_add_prerequisite (fadable_type_id, GTK_TYPE_WIDGET);
		g_once_init_leave (&fadable_type_id__volatile, fadable_type_id);
	}
	return fadable_type_id__volatile;
}