[gtk/css-style-split-2: 15/16] Compute style change based on values structs
- From: Matthias Clasen <matthiasc src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [gtk/css-style-split-2: 15/16] Compute style change based on values structs
- Date: Wed, 29 Jan 2020 10:14:07 +0000 (UTC)
commit b378f566d75d0f02f7f8123491a3c8dff9ecb44e
Author: Matthias Clasen <mclasen redhat com>
Date: Tue Jan 28 18:13:37 2020 +0100
Compute style change based on values structs
We can save some time here by comparing struct by
struct and avoiding individual values comparisons
as much as possible.
gtk/gtkcssstaticstyle.c | 23 ++++++++-
gtk/gtkcssstylechange.c | 106 +++++++++++++++++++++++++----------------
gtk/gtkcssstylechangeprivate.h | 2 -
gtk/gtkcssstyleprivate.h | 44 +++++++++++++++++
4 files changed, 130 insertions(+), 45 deletions(-)
---
diff --git a/gtk/gtkcssstaticstyle.c b/gtk/gtkcssstaticstyle.c
index da349e0534..02cef32758 100644
--- a/gtk/gtkcssstaticstyle.c
+++ b/gtk/gtkcssstaticstyle.c
@@ -173,6 +173,28 @@ static int other_props[] = {
};
#define DEFINE_VALUES(ENUM, TYPE, NAME) \
+void \
+gtk_css_## NAME ## _values_compute_changes_and_affects (GtkCssStyle *style1, \
+ GtkCssStyle *style2, \
+ GtkBitmask **changes, \
+ GtkCssAffects *affects) \
+{ \
+ GtkCssValues *g1 = (GtkCssValues *)style1->NAME; \
+ GtkCssValues *g2 = (GtkCssValues *)style2->NAME; \
+ int i; \
+ for (i = 0; i < G_N_ELEMENTS (NAME ## _props); i++) \
+ { \
+ GtkCssValue *v1 = g1->values[i] ? g1->values[i] : style1->core->color; \
+ GtkCssValue *v2 = g2->values[i] ? g2->values[i] : style2->core->color; \
+ if (!_gtk_css_value_equal (v1, v2)) \
+ { \
+ guint id = NAME ## _props[i]; \
+ *changes = _gtk_bitmask_set (*changes, id, TRUE); \
+ *affects |= _gtk_css_style_property_get_affects (_gtk_css_style_property_lookup_by_id (id)); \
+ } \
+ } \
+} \
+\
static inline void \
gtk_css_ ## NAME ## _values_new_compute (GtkCssStaticStyle *sstyle, \
GtkStyleProvider *provider, \
@@ -195,7 +217,6 @@ gtk_css_ ## NAME ## _values_new_compute (GtkCssStaticStyle *sstyle, \
lookup->values[id].section); \
} \
} \
-\
static GtkBitmask * gtk_css_ ## NAME ## _values_mask; \
static GtkCssValues * gtk_css_ ## NAME ## _initial_values; \
\
diff --git a/gtk/gtkcssstylechange.c b/gtk/gtkcssstylechange.c
index e538a82d3f..5a7263128d 100644
--- a/gtk/gtkcssstylechange.c
+++ b/gtk/gtkcssstylechange.c
@@ -21,6 +21,66 @@
#include "gtkcssstylepropertyprivate.h"
+static void
+compute_change (GtkCssStyleChange *change)
+{
+ if (change->old_style->core != change->new_style->core)
+ gtk_css_core_values_compute_changes_and_affects (change->old_style,
+ change->new_style,
+ &change->changes,
+ &change->affects);
+ if (change->old_style->background != change->new_style->background)
+ gtk_css_background_values_compute_changes_and_affects (change->old_style,
+ change->new_style,
+ &change->changes,
+ &change->affects);
+ if (change->old_style->border != change->new_style->border)
+ gtk_css_border_values_compute_changes_and_affects (change->old_style,
+ change->new_style,
+ &change->changes,
+ &change->affects);
+ if (change->old_style->icon != change->new_style->icon)
+ gtk_css_icon_values_compute_changes_and_affects (change->old_style,
+ change->new_style,
+ &change->changes,
+ &change->affects);
+ if (change->old_style->outline != change->new_style->outline)
+ gtk_css_outline_values_compute_changes_and_affects (change->old_style,
+ change->new_style,
+ &change->changes,
+ &change->affects);
+ if (change->old_style->font != change->new_style->font)
+ gtk_css_font_values_compute_changes_and_affects (change->old_style,
+ change->new_style,
+ &change->changes,
+ &change->affects);
+ if (change->old_style->font_variant != change->new_style->font_variant)
+ gtk_css_font_variant_values_compute_changes_and_affects (change->old_style,
+ change->new_style,
+ &change->changes,
+ &change->affects);
+ if (change->old_style->animation != change->new_style->animation)
+ gtk_css_animation_values_compute_changes_and_affects (change->old_style,
+ change->new_style,
+ &change->changes,
+ &change->affects);
+ if (change->old_style->transition != change->new_style->transition)
+ gtk_css_transition_values_compute_changes_and_affects (change->old_style,
+ change->new_style,
+ &change->changes,
+ &change->affects);
+ if (change->old_style->size != change->new_style->size)
+ gtk_css_size_values_compute_changes_and_affects (change->old_style,
+ change->new_style,
+ &change->changes,
+ &change->affects);
+ if (change->old_style->other != change->new_style->other)
+ gtk_css_other_values_compute_changes_and_affects (change->old_style,
+ change->new_style,
+ &change->changes,
+ &change->affects);
+}
+
void
gtk_css_style_change_init (GtkCssStyleChange *change,
GtkCssStyle *old_style,
@@ -29,14 +89,11 @@ gtk_css_style_change_init (GtkCssStyleChange *change,
change->old_style = g_object_ref (old_style);
change->new_style = g_object_ref (new_style);
- change->n_compared = 0;
-
change->affects = 0;
change->changes = _gtk_bitmask_new ();
- /* Make sure we don't do extra work if old and new are equal. */
- if (old_style == new_style)
- change->n_compared = GTK_CSS_PROPERTY_N_PROPERTIES;
+ if (old_style != new_style)
+ compute_change (change);
}
void
@@ -59,54 +116,23 @@ gtk_css_style_change_get_new_style (GtkCssStyleChange *change)
return change->new_style;
}
-static gboolean
-gtk_css_style_compare_next_value (GtkCssStyleChange *change)
-{
- if (change->n_compared == GTK_CSS_PROPERTY_N_PROPERTIES)
- return FALSE;
-
- if (!_gtk_css_value_equal (gtk_css_style_get_value (change->old_style, change->n_compared),
- gtk_css_style_get_value (change->new_style, change->n_compared)))
- {
- change->affects |= _gtk_css_style_property_get_affects (_gtk_css_style_property_lookup_by_id
(change->n_compared));
- change->changes = _gtk_bitmask_set (change->changes, change->n_compared, TRUE);
- }
-
- change->n_compared++;
-
- return TRUE;
-}
-
gboolean
gtk_css_style_change_has_change (GtkCssStyleChange *change)
{
- do {
- if (!_gtk_bitmask_is_empty (change->changes))
- return TRUE;
- } while (gtk_css_style_compare_next_value (change));
-
- return FALSE;
+ return !_gtk_bitmask_is_empty (change->changes);
}
gboolean
gtk_css_style_change_affects (GtkCssStyleChange *change,
GtkCssAffects affects)
{
- do {
- if (change->affects & affects)
- return TRUE;
- } while (gtk_css_style_compare_next_value (change));
-
- return FALSE;
+ return (change->affects & affects) != 0;
}
gboolean
gtk_css_style_change_changes_property (GtkCssStyleChange *change,
guint id)
{
- while (change->n_compared <= id)
- gtk_css_style_compare_next_value (change);
-
return _gtk_bitmask_get (change->changes, id);
}
@@ -126,10 +152,6 @@ gtk_css_style_change_print (GtkCssStyleChange *change,
GtkCssValue *value;
const char *name;
- if (_gtk_css_value_equal (gtk_css_style_get_value (change->old_style, i),
- gtk_css_style_get_value (change->new_style, i)))
- continue;
-
prop = _gtk_css_style_property_lookup_by_id (i);
name = _gtk_style_property_get_name (GTK_STYLE_PROPERTY (prop));
diff --git a/gtk/gtkcssstylechangeprivate.h b/gtk/gtkcssstylechangeprivate.h
index 85b9a323ab..d71a9c87ef 100644
--- a/gtk/gtkcssstylechangeprivate.h
+++ b/gtk/gtkcssstylechangeprivate.h
@@ -28,8 +28,6 @@ struct _GtkCssStyleChange {
GtkCssStyle *old_style;
GtkCssStyle *new_style;
- guint n_compared;
-
GtkCssAffects affects;
GtkBitmask *changes;
};
diff --git a/gtk/gtkcssstyleprivate.h b/gtk/gtkcssstyleprivate.h
index d70b638939..929d200f4b 100644
--- a/gtk/gtkcssstyleprivate.h
+++ b/gtk/gtkcssstyleprivate.h
@@ -265,6 +265,50 @@ GtkCssValues *gtk_css_values_ref (GtkCssValues *values);
void gtk_css_values_unref (GtkCssValues *values);
GtkCssValues *gtk_css_values_copy (GtkCssValues *values);
+void gtk_css_core_values_compute_changes_and_affects (GtkCssStyle *style1,
+ GtkCssStyle *style2,
+ GtkBitmask **changes,
+ GtkCssAffects *affects);
+void gtk_css_background_values_compute_changes_and_affects (GtkCssStyle *style1,
+ GtkCssStyle *style2,
+ GtkBitmask **changes,
+ GtkCssAffects *affects);
+void gtk_css_border_values_compute_changes_and_affects (GtkCssStyle *style1,
+ GtkCssStyle *style2,
+ GtkBitmask **changes,
+ GtkCssAffects *affects);
+void gtk_css_icon_values_compute_changes_and_affects (GtkCssStyle *style1,
+ GtkCssStyle *style2,
+ GtkBitmask **changes,
+ GtkCssAffects *affects);
+void gtk_css_outline_values_compute_changes_and_affects (GtkCssStyle *style1,
+ GtkCssStyle *style2,
+ GtkBitmask **changes,
+ GtkCssAffects *affects);
+void gtk_css_font_values_compute_changes_and_affects (GtkCssStyle *style1,
+ GtkCssStyle *style2,
+ GtkBitmask **changes,
+ GtkCssAffects *affects);
+void gtk_css_font_variant_values_compute_changes_and_affects (GtkCssStyle *style1,
+ GtkCssStyle *style2,
+ GtkBitmask **changes,
+ GtkCssAffects *affects);
+void gtk_css_animation_values_compute_changes_and_affects (GtkCssStyle *style1,
+ GtkCssStyle *style2,
+ GtkBitmask **changes,
+ GtkCssAffects *affects);
+void gtk_css_transition_values_compute_changes_and_affects (GtkCssStyle *style1,
+ GtkCssStyle *style2,
+ GtkBitmask **changes,
+ GtkCssAffects *affects);
+void gtk_css_size_values_compute_changes_and_affects (GtkCssStyle *style1,
+ GtkCssStyle *style2,
+ GtkBitmask **changes,
+ GtkCssAffects *affects);
+void gtk_css_other_values_compute_changes_and_affects (GtkCssStyle *style1,
+ GtkCssStyle *style2,
+ GtkBitmask **changes,
+ GtkCssAffects *affects);
G_END_DECLS
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