libsysprof-gtk: add SysprofMarkChartItem

The goal here is to use a map list model to convert to these and then to
use the session filter to apply the selection.

src/libsysprof-gtk/meson.build

@@ -8,6 +8,7 @@ libsysprof_gtk_public_sources = [
 
 libsysprof_gtk_private_sources = [
   'sysprof-css.c',
+  'sysprof-mark-chart-item.c',
   'sysprof-mark-chart-row.c',
   'sysprof-progress-cell.c',
   'sysprof-symbol-label.c',

src/libsysprof-gtk/sysprof-mark-chart-item-private.h

@@ -0,0 +1,39 @@
+/* sysprof-mark-chart-item-private.h
+ *
+ * Copyright 2023 Christian Hergert <chergert@redhat.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * 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/>.
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+#pragma once
+
+#include <sysprof-analyze.h>
+
+#include "sysprof-session.h"
+
+G_BEGIN_DECLS
+
+#define SYSPROF_TYPE_MARK_CHART_ITEM (sysprof_mark_chart_item_get_type())
+
+G_DECLARE_FINAL_TYPE (SysprofMarkChartItem, sysprof_mark_chart_item, SYSPROF, MARK_CHART_ITEM, GObject)
+
+SysprofMarkChartItem *sysprof_mark_chart_item_new         (SysprofSession       *session,
+                                                           SysprofMarkCatalog   *catalog);
+SysprofMarkCatalog   *sysprof_mark_chart_item_get_catalog (SysprofMarkChartItem *self);
+SysprofSession       *sysprof_mark_chart_item_get_session (SysprofMarkChartItem *self);
+GListModel           *sysprof_mark_chart_item_get_marks   (SysprofMarkChartItem *self);
+
+G_END_DECLS

src/libsysprof-gtk/sysprof-mark-chart-item.c

@@ -0,0 +1,159 @@
+/* sysprof-mark-chart-item.c
+ *
+ * Copyright 2023 Christian Hergert <chergert@redhat.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * 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/>.
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+#include "config.h"
+
+#include "sysprof-mark-chart-item-private.h"
+
+struct _SysprofMarkChartItem
+{
+  GObject parent_instance;
+  SysprofSession *session;
+  SysprofMarkCatalog *catalog;
+  GtkFilterListModel *filtered;
+};
+
+enum {
+  PROP_0,
+  PROP_SESSION,
+  PROP_CATALOG,
+  N_PROPS
+};
+
+G_DEFINE_FINAL_TYPE (SysprofMarkChartItem, sysprof_mark_chart_item, G_TYPE_OBJECT)
+
+static GParamSpec *properties [N_PROPS];
+
+static void
+sysprof_mark_chart_item_constructed (GObject *object)
+{
+  SysprofMarkChartItem *self = (SysprofMarkChartItem *)object;
+
+  self->filtered = gtk_filter_list_model_new (g_object_ref (G_LIST_MODEL (self->catalog)), NULL);
+  g_object_bind_property (self->session, "filter", self->filtered, "filter", G_BINDING_SYNC_CREATE);
+
+  G_OBJECT_CLASS (sysprof_mark_chart_item_parent_class)->constructed (object);
+}
+
+static void
+sysprof_mark_chart_item_dispose (GObject *object)
+{
+  SysprofMarkChartItem *self = (SysprofMarkChartItem *)object;
+
+  g_clear_object (&self->session);
+  g_clear_object (&self->catalog);
+
+  G_OBJECT_CLASS (sysprof_mark_chart_item_parent_class)->dispose (object);
+}
+
+static void
+sysprof_mark_chart_item_get_property (GObject    *object,
+                                      guint       prop_id,
+                                      GValue     *value,
+                                      GParamSpec *pspec)
+{
+  SysprofMarkChartItem *self = SYSPROF_MARK_CHART_ITEM (object);
+
+  switch (prop_id)
+    {
+    case PROP_CATALOG:
+      g_value_set_object (value, sysprof_mark_chart_item_get_catalog (self));
+      break;
+
+    case PROP_SESSION:
+      g_value_set_object (value, sysprof_mark_chart_item_get_session (self));
+      break;
+
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+    }
+}
+
+static void
+sysprof_mark_chart_item_set_property (GObject      *object,
+                                      guint         prop_id,
+                                      const GValue *value,
+                                      GParamSpec   *pspec)
+{
+  SysprofMarkChartItem *self = SYSPROF_MARK_CHART_ITEM (object);
+
+  switch (prop_id)
+    {
+    case PROP_CATALOG:
+      self->catalog = g_value_dup_object (value);
+      break;
+
+    case PROP_SESSION:
+      self->session = g_value_dup_object (value);
+      break;
+
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+    }
+}
+
+static void
+sysprof_mark_chart_item_class_init (SysprofMarkChartItemClass *klass)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+  object_class->constructed = sysprof_mark_chart_item_constructed;
+  object_class->dispose = sysprof_mark_chart_item_dispose;
+  object_class->get_property = sysprof_mark_chart_item_get_property;
+  object_class->set_property = sysprof_mark_chart_item_set_property;
+
+  properties[PROP_CATALOG] =
+    g_param_spec_object ("catalog", NULL, NULL,
+                         SYSPROF_TYPE_MARK_CATALOG,
+                         (G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS));
+
+  properties[PROP_SESSION] =
+    g_param_spec_object ("session", NULL, NULL,
+                         SYSPROF_TYPE_SESSION,
+                         (G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS));
+
+  g_object_class_install_properties (object_class, N_PROPS, properties);
+}
+
+static void
+sysprof_mark_chart_item_init (SysprofMarkChartItem *self)
+{
+}
+
+SysprofMarkChartItem *
+_sysprof_mark_chart_item_new (SysprofSession     *session,
+                              SysprofMarkCatalog *catalog)
+{
+  g_return_val_if_fail (SYSPROF_IS_SESSION (session), NULL);
+  g_return_val_if_fail (SYSPROF_IS_MARK_CATALOG (catalog), NULL);
+
+  return g_object_new (SYSPROF_TYPE_MARK_CHART_ITEM,
+                       "session", session,
+                       "catalog", catalog,
+                       NULL);
+}
+
+GListModel *
+sysprof_mark_chart_item_get_marks (SysprofMarkChartItem *self)
+{
+  g_return_val_if_fail (SYSPROF_IS_MARK_CHART_ITEM (self), NULL);
+
+  return G_LIST_MODEL (self->filtered);
+}