remove gtk ruler widget implementation - no longer in use

1 files changed, 0 insertions, 493 deletions

diff --git a/gtk2_ardour/gtk-custom-ruler.c b/gtk2_ardour/gtk-custom-ruler.c
deleted file mode 100644
index 16097faa2e..0000000000
--- a/gtk2_ardour/gtk-custom-ruler.c
+++ /dev/null
@@ -1,493 +0,0 @@
-/* GTK - The GIMP Toolkit
- * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library 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
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public
- * License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
- */
-
-/*
- * Modified by the GTK+ Team and others 1997-1999.  See the AUTHORS
- * file for a list of people on the GTK+ Team.  See the ChangeLog
- * files for a list of changes.  These files are distributed with
- * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
- */
-
-/* modified by andreas meyer <hexx3000@gmx.de> */
-
-#include <stdio.h>
-#include "gettext.h"
-#define _(Text)  dgettext (PACKAGE,Text)
-
-#include "gtk-custom-ruler.h"
-
-enum
-{
-	PROP_0,
-	PROP_LOWER,
-	PROP_UPPER,
-	PROP_POSITION,
-	PROP_MAX_SIZE,
-	PROP_SHOW_POSITION
-};
-
-static void gtk_custom_ruler_class_init (GtkCustomRulerClass * klass);
-static void gtk_custom_ruler_init (GtkCustomRuler * ruler);
-static void gtk_custom_ruler_realize (GtkWidget * widget);
-static void gtk_custom_ruler_unrealize (GtkWidget * widget);
-static void gtk_custom_ruler_size_allocate (GtkWidget * widget, GtkAllocation * allocation);
-static gint gtk_custom_ruler_expose (GtkWidget * widget, GdkEventExpose * event);
-static void gtk_custom_ruler_make_pixmap (GtkCustomRuler * ruler);
-static void gtk_custom_ruler_set_property  (GObject        *object,
-					    guint            prop_id,
-					    const GValue   *value,
-					    GParamSpec     *pspec);
-static void gtk_custom_ruler_get_property  (GObject        *object,
-					    guint           prop_id,
-					    GValue         *value,
-					    GParamSpec     *pspec);
-
-
-static gint
-default_metric_get_marks (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
-{
-	(void) marks;
-	(void) lower;
-	(void) upper;
-	(void) maxchars;
-
-	return 0;
-}
-
-static const GtkCustomMetric default_metric = {
-	1.0,
-	default_metric_get_marks
-};
-
-static GtkWidgetClass *parent_class;
-
-GType gtk_custom_ruler_get_type (void)
-{
-	static GType ruler_type = 0;
-
-	if (!ruler_type)
-	{
-		static const GTypeInfo ruler_info =
-			{
-				sizeof (GtkCustomRulerClass),
-				(GBaseInitFunc) NULL,		/* base_init */
-				(GBaseFinalizeFunc) NULL,		/* base_finalize */
-				(GClassInitFunc) gtk_custom_ruler_class_init,
-				(GClassFinalizeFunc) NULL,		/* class_finalize */
-				NULL,		/* class_data */
-				sizeof (GtkCustomRuler),
-				0,		/* n_preallocs */
-				(GInstanceInitFunc) gtk_custom_ruler_init,
-				NULL			/* value_table */
-			};
-
-		ruler_type = g_type_register_static (GTK_TYPE_WIDGET, "GtkCustomRuler",
-					   &ruler_info, (GTypeFlags)0);
-	}
-
-	return ruler_type;
-}
-
-static void
-gtk_custom_ruler_class_init (GtkCustomRulerClass * class)
-{
-	GObjectClass   *gobject_class;
-	GtkWidgetClass *widget_class;
-
-	gobject_class = (GObjectClass *) class;
-	widget_class = (GtkWidgetClass*) class;
-
-	parent_class = g_type_class_peek_parent (class);
-
-	gobject_class->set_property = gtk_custom_ruler_set_property;
-	gobject_class->get_property = gtk_custom_ruler_get_property;
-
-	widget_class->realize = gtk_custom_ruler_realize;
-	widget_class->unrealize = gtk_custom_ruler_unrealize;
-	widget_class->size_allocate = gtk_custom_ruler_size_allocate;
-	widget_class->expose_event = gtk_custom_ruler_expose;
-
-	class->draw_ticks = NULL;
-	class->draw_pos = NULL;
-
-	g_object_class_install_property (gobject_class,
-					 PROP_LOWER,
-					 g_param_spec_double ("lower",
-							      _("Lower"),
-							      _("Lower limit of ruler"),
-							      -G_MAXDOUBLE,
-							      G_MAXDOUBLE,
-							      0.0,
-							      G_PARAM_READWRITE));
-
-	g_object_class_install_property (gobject_class,
-					 PROP_UPPER,
-					 g_param_spec_double ("upper",
-							      _("Upper"),
-							      _("Upper limit of ruler"),
-							      -G_MAXDOUBLE,
-							      G_MAXDOUBLE,
-							      0.0,
-							      G_PARAM_READWRITE));
-
-	g_object_class_install_property (gobject_class,
-					 PROP_POSITION,
-					 g_param_spec_double ("position",
-							      _("Position"),
-							      _("Position of mark on the ruler"),
-							      -G_MAXDOUBLE,
-							      G_MAXDOUBLE,
-							      0.0,
-							      G_PARAM_READWRITE));
-
-	g_object_class_install_property (gobject_class,
-					 PROP_MAX_SIZE,
-					 g_param_spec_double ("max_size",
-							      _("Max Size"),
-							      _("Maximum size of the ruler"),
-							      -G_MAXDOUBLE,
-							      G_MAXDOUBLE,
-							      0.0,
-							      G_PARAM_READWRITE));
-
-	g_object_class_install_property (gobject_class,
-					 PROP_SHOW_POSITION,
-					 g_param_spec_boolean ("show_position",
-							       _("Show Position"),
-							       _("Draw current ruler position"),
-							       TRUE,
-							       G_PARAM_READWRITE));
-}
-
-static void
-gtk_custom_ruler_init (GtkCustomRuler * ruler)
-{
-	ruler->backing_store = NULL;
-	ruler->non_gr_exp_gc = NULL;
-	ruler->xsrc = 0;
-	ruler->ysrc = 0;
-	ruler->slider_size = 0;
-	ruler->lower = 0;
-	ruler->upper = 0;
-	ruler->position = 0;
-	ruler->max_size = 0;
-	ruler->show_position = FALSE;
-
-	gtk_custom_ruler_set_metric (ruler, NULL);
-}
-
-static void
-gtk_custom_ruler_set_property (GObject      *object,
-			       guint         prop_id,
-			       const GValue *value,
-			       GParamSpec   *pspec)
-{
-  GtkCustomRuler *ruler = GTK_CUSTOM_RULER (object);
-  (void) pspec;
-
-  switch (prop_id)
-    {
-    case PROP_LOWER:
-      gtk_custom_ruler_set_range (ruler, g_value_get_double (value), ruler->upper,
-			   ruler->position, ruler->max_size);
-      break;
-    case PROP_UPPER:
-      gtk_custom_ruler_set_range (ruler, ruler->lower, g_value_get_double (value),
-			   ruler->position, ruler->max_size);
-      break;
-    case PROP_POSITION:
-      gtk_custom_ruler_set_range (ruler, ruler->lower, ruler->upper,
-			   g_value_get_double (value), ruler->max_size);
-      break;
-    case PROP_MAX_SIZE:
-      gtk_custom_ruler_set_range (ruler, ruler->lower, ruler->upper,
-			   ruler->position,  g_value_get_double (value));
-      break;
-    case PROP_SHOW_POSITION:
-      gtk_custom_ruler_set_show_position (ruler, g_value_get_boolean (value));
-      break;
-    }
-}
-
-static void
-gtk_custom_ruler_get_property (GObject      *object,
-			       guint         prop_id,
-			       GValue       *value,
-			       GParamSpec   *pspec)
-{
-  GtkCustomRuler *ruler = GTK_CUSTOM_RULER (object);
-
-  switch (prop_id)
-    {
-    case PROP_LOWER:
-      g_value_set_double (value, ruler->lower);
-      break;
-    case PROP_UPPER:
-      g_value_set_double (value, ruler->upper);
-      break;
-    case PROP_POSITION:
-      g_value_set_double (value, ruler->position);
-      break;
-    case PROP_MAX_SIZE:
-      g_value_set_double (value, ruler->max_size);
-      break;
-    case PROP_SHOW_POSITION:
-      g_value_set_boolean (value, ruler->show_position);
-      break;
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-      break;
-    }
-}
-
-void
-gtk_custom_ruler_set_metric (GtkCustomRuler * ruler, GtkCustomMetric * metric)
-{
-	g_return_if_fail (ruler != NULL);
-	g_return_if_fail (GTK_IS_CUSTOM_RULER (ruler));
-
-	if (metric == NULL)
-		ruler->metric = (GtkCustomMetric *) & default_metric;
-	else
-		ruler->metric = metric;
-
-	if (GTK_WIDGET_DRAWABLE (ruler))
-		gtk_widget_queue_draw (GTK_WIDGET (ruler));
-}
-
-void
-gtk_custom_ruler_set_range (GtkCustomRuler *ruler,
-			    gdouble   lower,
-			    gdouble   upper,
-			    gdouble   position,
-			    gdouble   max_size)
-{
-  g_return_if_fail (GTK_IS_CUSTOM_RULER (ruler));
-
-  g_object_freeze_notify (G_OBJECT (ruler));
-  if (ruler->lower != lower)
-    {
-      ruler->lower = lower;
-      g_object_notify (G_OBJECT (ruler), "lower");
-    }
-  if (ruler->upper != upper)
-    {
-      ruler->upper = upper;
-      g_object_notify (G_OBJECT (ruler), "upper");
-    }
-  if (ruler->position != position)
-    {
-      ruler->position = position;
-      g_object_notify (G_OBJECT (ruler), "position");
-    }
-  if (ruler->max_size != max_size)
-    {
-      ruler->max_size = max_size;
-      g_object_notify (G_OBJECT (ruler), "max-size");
-    }
-  g_object_thaw_notify (G_OBJECT (ruler));
-
-  if (GTK_WIDGET_DRAWABLE (ruler))
-    gtk_widget_queue_draw (GTK_WIDGET (ruler));
-}
-
-/**
- * gtk_custom_ruler_get_range:
- * @ruler: a #GtkCustomRuler
- * @lower: location to store lower limit of the ruler, or %NULL
- * @upper: location to store upper limit of the ruler, or %NULL
- * @position: location to store the current position of the mark on the ruler, or %NULL
- * @max_size: location to store the maximum size of the ruler used when calculating
- *            the space to leave for the text, or %NULL.
- *
- * Retrieves values indicating the range and current position of a #GtkCustomRuler.
- * See gtk_custom_ruler_set_range().
- **/
-void
-gtk_custom_ruler_get_range (GtkCustomRuler *ruler,
-		     gdouble  *lower,
-		     gdouble  *upper,
-		     gdouble  *position,
-		     gdouble  *max_size)
-{
-  g_return_if_fail (GTK_IS_CUSTOM_RULER (ruler));
-
-  if (lower)
-    *lower = ruler->lower;
-  if (upper)
-    *upper = ruler->upper;
-  if (position)
-    *position = ruler->position;
-  if (max_size)
-    *max_size = ruler->max_size;
-}
-
-void
-gtk_custom_ruler_draw_ticks (GtkCustomRuler * ruler)
-{
-        g_return_if_fail (GTK_IS_CUSTOM_RULER (ruler));
-
-        if (GTK_CUSTOM_RULER_GET_CLASS (ruler)->draw_ticks)
-                GTK_CUSTOM_RULER_GET_CLASS (ruler)->draw_ticks (ruler);
-
-}
-
-void
-gtk_custom_ruler_draw_pos (GtkCustomRuler * ruler)
-{
-        g_return_if_fail (GTK_IS_CUSTOM_RULER (ruler));
-
-        if (GTK_CUSTOM_RULER_GET_CLASS (ruler)->draw_pos && ruler->show_position)
-                GTK_CUSTOM_RULER_GET_CLASS (ruler)->draw_pos (ruler);
-}
-
-static void
-gtk_custom_ruler_realize (GtkWidget * widget)
-{
-	GtkCustomRuler *ruler;
-	GdkWindowAttr attributes;
-	gint attributes_mask;
-
-	g_return_if_fail (widget != NULL);
-	g_return_if_fail (GTK_IS_CUSTOM_RULER (widget));
-
-	ruler = GTK_CUSTOM_RULER (widget);
-	GTK_WIDGET_SET_FLAGS (ruler, GTK_REALIZED);
-
-	attributes.window_type = GDK_WINDOW_CHILD;
-	attributes.x = widget->allocation.x;
-	attributes.y = widget->allocation.y;
-	attributes.width = widget->allocation.width;
-	attributes.height = widget->allocation.height;
-	attributes.wclass = GDK_INPUT_OUTPUT;
-	attributes.visual = gtk_widget_get_visual (widget);
-	attributes.colormap = gtk_widget_get_colormap (widget);
-	attributes.event_mask = gtk_widget_get_events (widget);
-	attributes.event_mask |= (GDK_EXPOSURE_MASK | GDK_POINTER_MOTION_MASK | GDK_POINTER_MOTION_HINT_MASK);
-
-	attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;
-
-	widget->window = gdk_window_new (gtk_widget_get_parent_window (widget), &attributes, attributes_mask);
-	gdk_window_set_user_data (widget->window, ruler);
-
-	widget->style = gtk_style_attach (widget->style, widget->window);
-	gtk_style_set_background (widget->style, widget->window, GTK_STATE_ACTIVE);
-
-	gtk_custom_ruler_make_pixmap (ruler);
-}
-
-static void
-gtk_custom_ruler_unrealize (GtkWidget *widget)
-{
-  GtkCustomRuler *ruler = GTK_CUSTOM_RULER (widget);
-
-  if (ruler->backing_store)
-    g_object_unref (ruler->backing_store);
-  if (ruler->non_gr_exp_gc)
-    g_object_unref (ruler->non_gr_exp_gc);
-
-  ruler->backing_store = NULL;
-  ruler->non_gr_exp_gc = NULL;
-
-  if (GTK_WIDGET_CLASS (parent_class)->unrealize)
-    (* GTK_WIDGET_CLASS (parent_class)->unrealize) (widget);
-}
-
-static void
-gtk_custom_ruler_size_allocate (GtkWidget     *widget,
-			 GtkAllocation *allocation)
-{
-  GtkCustomRuler *ruler = GTK_CUSTOM_RULER (widget);
-
-  widget->allocation = *allocation;
-
-  if (GTK_WIDGET_REALIZED (widget))
-    {
-      gdk_window_move_resize (widget->window,
-			      allocation->x, allocation->y,
-			      allocation->width, allocation->height);
-
-      gtk_custom_ruler_make_pixmap (ruler);
-    }
-}
-
-static gint
-gtk_custom_ruler_expose (GtkWidget * widget, GdkEventExpose * event)
-{
-	GtkCustomRuler *ruler;
-
-	g_return_val_if_fail (widget != NULL, FALSE);
-	g_return_val_if_fail (GTK_IS_CUSTOM_RULER (widget), FALSE);
-	g_return_val_if_fail (event != NULL, FALSE);
-
-	if (GTK_WIDGET_DRAWABLE (widget)) {
-		ruler = GTK_CUSTOM_RULER (widget);
-
-		gtk_custom_ruler_draw_ticks (ruler);
-
-		gdk_draw_drawable (widget->window,
-                                   ruler->non_gr_exp_gc,
-                                   GDK_DRAWABLE(ruler->backing_store), 0, 0, 0, 0, widget->allocation.width, widget->allocation.height);
-
-		gtk_custom_ruler_draw_pos (ruler);
-	}
-
-	return FALSE;
-}
-
-
-static void
-gtk_custom_ruler_make_pixmap (GtkCustomRuler *ruler)
-{
-  GtkWidget *widget;
-  gint width;
-  gint height;
-
-  widget = GTK_WIDGET (ruler);
-
-  if (ruler->backing_store)
-    {
-      gdk_drawable_get_size (ruler->backing_store, &width, &height);
-      if ((width == widget->allocation.width) &&
-	  (height == widget->allocation.height))
-	return;
-
-      g_object_unref (ruler->backing_store);
-    }
-
-  ruler->backing_store = gdk_pixmap_new (widget->window,
-					 widget->allocation.width,
-					 widget->allocation.height,
-					 -1);
-
-  ruler->xsrc = 0;
-  ruler->ysrc = 0;
-
-  if (!ruler->non_gr_exp_gc)
-    {
-      ruler->non_gr_exp_gc = gdk_gc_new (widget->window);
-      gdk_gc_set_exposures (ruler->non_gr_exp_gc, FALSE);
-    }
-}
-
-void
-gtk_custom_ruler_set_show_position (GtkCustomRuler * ruler, gboolean yn)
-{
-	ruler->show_position = yn;
-}