[gtk+] csscomputedvalues: Allow storing animated values here

[Benjamin Otte <otte src gnome org>]

commit 94a3bd21e5c21f32420f9deb2eb794fde8b66564
Author: Benjamin Otte <otte redhat com>
Date:   Thu Sep 13 14:25:52 2012 +0200

    csscomputedvalues: Allow storing animated values here
    
    It's not used yet, but that will come in the next patch(es). This is a
    separate patch to make sure we didn't mess up anything.

 gtk/gtkcsscomputedvalues.c        |   40 ++++++++++++++++++++++++++++++++++++-
 gtk/gtkcsscomputedvaluesprivate.h |    6 +++++
 2 files changed, 45 insertions(+), 1 deletions(-)
---
diff --git a/gtk/gtkcsscomputedvalues.c b/gtk/gtkcsscomputedvalues.c
index 7f651a9..ea44341 100644
--- a/gtk/gtkcsscomputedvalues.c
+++ b/gtk/gtkcsscomputedvalues.c
@@ -42,6 +42,11 @@ gtk_css_computed_values_dispose (GObject *object)
       g_ptr_array_unref (values->sections);
       values->sections = NULL;
     }
+  if (values->animated_values)
+    {
+      g_ptr_array_unref (values->animated_values);
+      values->animated_values = NULL;
+    }
 
   G_OBJECT_CLASS (_gtk_css_computed_values_parent_class)->dispose (object);
 }
@@ -127,7 +132,26 @@ _gtk_css_computed_values_compute_value (GtkCssComputedValues *values,
   _gtk_css_value_unref (value);
   _gtk_css_value_unref (specified);
 }
-                                    
+
+void
+_gtk_css_computed_values_set_animated_value (GtkCssComputedValues *values,
+                                             guint                 id,
+                                             GtkCssValue          *value)
+{
+  g_return_if_fail (GTK_IS_CSS_COMPUTED_VALUES (values));
+  g_return_if_fail (value != NULL);
+
+  if (values->animated_values == NULL)
+    values->animated_values = g_ptr_array_new_with_free_func ((GDestroyNotify)_gtk_css_value_unref);
+  if (id >= values->animated_values->len)
+   g_ptr_array_set_size (values->animated_values, id + 1);
+
+  if (g_ptr_array_index (values->animated_values, id))
+    _gtk_css_value_unref (g_ptr_array_index (values->animated_values, id));
+  g_ptr_array_index (values->animated_values, id) = _gtk_css_value_ref (value);
+
+}
+
 void
 _gtk_css_computed_values_set_value (GtkCssComputedValues *values,
                                     guint                 id,
@@ -172,6 +196,20 @@ _gtk_css_computed_values_get_value (GtkCssComputedValues *values,
 {
   g_return_val_if_fail (GTK_IS_CSS_COMPUTED_VALUES (values), NULL);
 
+  if (values->animated_values &&
+      id < values->animated_values->len &&
+      g_ptr_array_index (values->animated_values, id))
+    return g_ptr_array_index (values->animated_values, id);
+
+  return _gtk_css_computed_values_get_intrinsic_value (values, id);
+}
+
+GtkCssValue *
+_gtk_css_computed_values_get_intrinsic_value (GtkCssComputedValues *values,
+                                              guint                 id)
+{
+  g_return_val_if_fail (GTK_IS_CSS_COMPUTED_VALUES (values), NULL);
+
   if (values->values == NULL ||
       id >= values->values->len)
     return NULL;
diff --git a/gtk/gtkcsscomputedvaluesprivate.h b/gtk/gtkcsscomputedvaluesprivate.h
index 799121b..1ddc4a7 100644
--- a/gtk/gtkcsscomputedvaluesprivate.h
+++ b/gtk/gtkcsscomputedvaluesprivate.h
@@ -45,6 +45,7 @@ struct _GtkCssComputedValues
 
   GPtrArray             *values;
   GPtrArray             *sections;
+  GPtrArray             *animated_values;
   GtkBitmask            *depends_on_parent;
   GtkBitmask            *equals_parent;
   GtkBitmask            *depends_on_color;
@@ -70,11 +71,16 @@ void                    _gtk_css_computed_values_set_value            (GtkCssCom
                                                                        GtkCssValue              *value,
                                                                        GtkCssDependencies        dependencies,
                                                                        GtkCssSection            *section);
+void                    _gtk_css_computed_values_set_animated_value   (GtkCssComputedValues     *values,
+                                                                       guint                     id,
+                                                                       GtkCssValue              *value);
                                                                         
 GtkCssValue *           _gtk_css_computed_values_get_value            (GtkCssComputedValues     *values,
                                                                        guint                     id);
 GtkCssSection *         _gtk_css_computed_values_get_section          (GtkCssComputedValues     *values,
                                                                        guint                     id);
+GtkCssValue *           _gtk_css_computed_values_get_intrinsic_value  (GtkCssComputedValues     *values,
+                                                                       guint                     id);
 GtkBitmask *            _gtk_css_computed_values_get_difference       (GtkCssComputedValues     *values,
                                                                        GtkCssComputedValues     *other);