sysprof: add scaffolding for flamegraph

src/sysprof/icons/scalable/actions/flamegraph-symbolic.svg

@@ -0,0 +1,66 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   height="16px"
+   viewBox="0 0 16 16"
+   width="16px"
+   version="1.1"
+   id="svg5033"
+   sodipodi:docname="threads-symbolic.svg"
+   inkscape:version="1.3 (0e150ed6c4, 2023-07-21)"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:svg="http://www.w3.org/2000/svg">
+  <defs
+     id="defs5037" />
+  <sodipodi:namedview
+     id="namedview5035"
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1.0"
+     inkscape:showpageshadow="2"
+     inkscape:pageopacity="0.0"
+     inkscape:pagecheckerboard="0"
+     inkscape:deskcolor="#d1d1d1"
+     showgrid="false"
+     inkscape:zoom="4.3979077"
+     inkscape:cx="-115.1684"
+     inkscape:cy="34.902961"
+     inkscape:window-width="1920"
+     inkscape:window-height="1011"
+     inkscape:window-x="0"
+     inkscape:window-y="0"
+     inkscape:window-maximized="1"
+     inkscape:current-layer="svg5033" />
+  <path
+     d="M 2.188,2 C 0.982,2 0,3.018 0,4.219 v 7.562 C 0,12.982 0.982,14 2.188,14 H 13.812 C 15.018,14 16,12.981999 16,11.781 V 4.22 C 16,3.018 15.018,2 13.812,2 Z m 0,2 H 13.812 C 13.932,4 14,4.08 14,4.219 v 7.562 C 14,11.919999 13.933,12 13.812,12 H 2.188 C 2.068,12 2,11.919999 2,11.781 V 4.22 C 2,4.08 2.067,4 2.188,4 Z"
+     style="font-weight:400;line-height:normal;-inkscape-font-specification:'Bitstream Vera Sans';text-indent:0;text-align:start;text-decoration-line:none;text-transform:none;fill:#2e3436;marker:none"
+     color="#bebebe"
+     font-family="'Bitstream Vera Sans'"
+     overflow="visible"
+     id="path113" />
+  <path
+     d="m 3,9 h 1 v 2 H 3 Z m 0,0"
+     id="path5029"
+     style="stroke-width:0.392232" />
+  <path
+     d="m 5,5 h 1 v 6 H 5 Z m 0,0"
+     id="path5029-3"
+     style="stroke-width:0.679374" />
+  <path
+     d="m 7,8 h 1 v 3 H 7 Z m 0,0"
+     id="path5029-3-7"
+     style="stroke-width:0.48039" />
+  <path
+     d="m 9,6 h 1 v 5 H 9 Z m 0,0"
+     id="path5029-3-7-5"
+     style="stroke-width:0.620181" />
+  <path
+     d="m 3,10 h 10 v 1 H 3 Z m 0,0"
+     id="path5029-3-3"
+     style="stroke-width:0.877071" />
+  <path
+     d="m 12,8 h 1 v 3 h -1 z m 0,0"
+     id="path5029-3-3-6"
+     style="stroke-width:0.480391" />
+</svg>

src/sysprof/meson.build

@@ -20,6 +20,7 @@ sysprof_sources = [
   'sysprof-energy-section.c',
   'sysprof-entry-popover.c',
   'sysprof-files-section.c',
+  'sysprof-flame-graph.c',
   'sysprof-frame-utility.c',
   'sysprof-graphics-section.c',
   'sysprof-greeter.c',

src/sysprof/sysprof-flame-graph.c

@@ -0,0 +1,138 @@
+/* sysprof-flame-graph.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-flame-graph.h"
+
+struct _SysprofFlameGraph
+{
+  GtkWidget         parent_instance;
+
+  SysprofCallgraph *callgraph;
+};
+
+enum {
+  PROP_0,
+  PROP_CALLGRAPH,
+  N_PROPS
+};
+
+G_DEFINE_FINAL_TYPE (SysprofFlameGraph, sysprof_flame_graph, GTK_TYPE_WIDGET)
+
+static GParamSpec *properties [N_PROPS];
+
+static void
+sysprof_flame_graph_dispose (GObject *object)
+{
+  SysprofFlameGraph *self = (SysprofFlameGraph *)object;
+
+  g_clear_object (&self->callgraph);
+
+  G_OBJECT_CLASS (sysprof_flame_graph_parent_class)->dispose (object);
+}
+
+static void
+sysprof_flame_graph_get_property (GObject    *object,
+                                  guint       prop_id,
+                                  GValue     *value,
+                                  GParamSpec *pspec)
+{
+  SysprofFlameGraph *self = SYSPROF_FLAME_GRAPH (object);
+
+  switch (prop_id)
+    {
+    case PROP_CALLGRAPH:
+      g_value_set_object (value, sysprof_flame_graph_get_callgraph (self));
+      break;
+
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+    }
+}
+
+static void
+sysprof_flame_graph_set_property (GObject      *object,
+                                  guint         prop_id,
+                                  const GValue *value,
+                                  GParamSpec   *pspec)
+{
+  SysprofFlameGraph *self = SYSPROF_FLAME_GRAPH (object);
+
+  switch (prop_id)
+    {
+    case PROP_CALLGRAPH:
+      sysprof_flame_graph_set_callgraph (self, g_value_get_object (value));
+      break;
+
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+    }
+}
+
+static void
+sysprof_flame_graph_class_init (SysprofFlameGraphClass *klass)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+  object_class->dispose = sysprof_flame_graph_dispose;
+  object_class->get_property = sysprof_flame_graph_get_property;
+  object_class->set_property = sysprof_flame_graph_set_property;
+
+  properties[PROP_CALLGRAPH] =
+    g_param_spec_object ("callgraph", NULL, NULL,
+                         SYSPROF_TYPE_CALLGRAPH,
+                         (G_PARAM_READWRITE | G_PARAM_EXPLICIT_NOTIFY | G_PARAM_STATIC_STRINGS));
+
+  g_object_class_install_properties (object_class, N_PROPS, properties);
+}
+
+static void
+sysprof_flame_graph_init (SysprofFlameGraph *self)
+{
+}
+
+GtkWidget *
+sysprof_flame_graph_new (void)
+{
+  return g_object_new (SYSPROF_TYPE_FLAME_GRAPH, NULL);
+}
+
+SysprofCallgraph *
+sysprof_flame_graph_get_callgraph (SysprofFlameGraph *self)
+{
+  g_return_val_if_fail (SYSPROF_IS_FLAME_GRAPH (self), NULL);
+
+  return self->callgraph;
+}
+
+void
+sysprof_flame_graph_set_callgraph (SysprofFlameGraph *self,
+                                   SysprofCallgraph  *callgraph)
+{
+  g_return_if_fail (SYSPROF_IS_FLAME_GRAPH (self));
+  g_return_if_fail (!callgraph || SYSPROF_IS_CALLGRAPH (callgraph));
+
+  if (g_set_object (&self->callgraph, callgraph))
+    {
+      g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_CALLGRAPH]);
+      gtk_widget_queue_draw (GTK_WIDGET (self));
+    }
+}

src/sysprof/sysprof-flame-graph.h

@@ -0,0 +1,38 @@
+/* sysprof-flame-graph.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 <gtk/gtk.h>
+
+#include <sysprof.h>
+
+G_BEGIN_DECLS
+
+#define SYSPROF_TYPE_FLAME_GRAPH (sysprof_flame_graph_get_type())
+
+G_DECLARE_FINAL_TYPE (SysprofFlameGraph, sysprof_flame_graph, SYSPROF, FLAME_GRAPH, GtkWidget)
+
+GtkWidget        *sysprof_flame_graph_new           (void);
+SysprofCallgraph *sysprof_flame_graph_get_callgraph (SysprofFlameGraph *self);
+void              sysprof_flame_graph_set_callgraph (SysprofFlameGraph *self,
+                                                     SysprofCallgraph  *callgraph);
+
+G_END_DECLS

src/sysprof/sysprof-samples-section.c

@@ -22,6 +22,7 @@
 
 #include "sysprof-chart.h"
 #include "sysprof-column-layer.h"
+#include "sysprof-flame-graph.h"
 #include "sysprof-sampled-model.h"
 #include "sysprof-samples-section.h"
 #include "sysprof-session-model-item.h"
@@ -80,6 +81,7 @@ sysprof_samples_section_class_init (SysprofSamplesSectionClass *klass)
   g_type_ensure (SYSPROF_TYPE_COLUMN_LAYER);
   g_type_ensure (SYSPROF_TYPE_DOCUMENT_SAMPLE);
   g_type_ensure (SYSPROF_TYPE_DOCUMENT_TRACEABLE);
+  g_type_ensure (SYSPROF_TYPE_FLAME_GRAPH);
   g_type_ensure (SYSPROF_TYPE_SAMPLED_MODEL);
   g_type_ensure (SYSPROF_TYPE_TIME_FILTER_MODEL);
   g_type_ensure (SYSPROF_TYPE_TIME_SCRUBBER);

src/sysprof/sysprof-samples-section.ui

@@ -80,64 +80,91 @@
           </object>
         </child>
         <child>
-          <object class="SysprofWeightedCallgraphView" id="callgraph_view">
+          <object class="AdwViewStack" id="stack">
             <property name="vexpand">true</property>
-            <binding name="include-threads">
+            <child>
-              <lookup name="include-threads" type="SysprofSession">
+              <object class="AdwViewStackPage">
-                <lookup name="session">SysprofSamplesSection</lookup>
+                <property name="icon-name">threads-symbolic</property>
-              </lookup>
+                <property name="title" translatable="yes">Callgraph</property>
-            </binding>
+                <property name="child">
-            <binding name="hide-system-libraries">
+                  <object class="SysprofWeightedCallgraphView" id="callgraph_view">
-              <lookup name="hide-system-libraries" type="SysprofSession">
+                    <property name="vexpand">true</property>
-                <lookup name="session">SysprofSamplesSection</lookup>
+                    <binding name="include-threads">
-              </lookup>
+                      <lookup name="include-threads" type="SysprofSession">
-            </binding>
-            <binding name="bottom-up">
-              <lookup name="bottom-up" type="SysprofSession">
-                <lookup name="session">SysprofSamplesSection</lookup>
-              </lookup>
-            </binding>
-            <binding name="categorize-frames">
-              <lookup name="categorize-frames" type="SysprofSession">
-                <lookup name="session">SysprofSamplesSection</lookup>
-              </lookup>
-            </binding>
-            <binding name="ignore-process-0">
-              <lookup name="ignore-process-0" type="SysprofSession">
-                <lookup name="session">SysprofSamplesSection</lookup>
-              </lookup>
-            </binding>
-            <binding name="document">
-              <lookup name="document" type="SysprofSession">
-                <lookup name="session">SysprofSamplesSection</lookup>
-              </lookup>
-            </binding>
-            <property name="traceables">
-              <object class="GtkFilterListModel">
-                <binding name="filter">
-                  <lookup name="filter">
-                    <lookup name="session">SysprofSamplesSection</lookup>
-                  </lookup>
-                </binding>
-                <property name="model">
-                  <object class="SysprofTimeFilterModel">
-                    <property name="inclusive">false</property>
-                    <binding name="time-span">
-                      <lookup name="selected-time" type="SysprofSession">
                         <lookup name="session">SysprofSamplesSection</lookup>
                       </lookup>
                     </binding>
-                    <binding name="model">
+                    <binding name="hide-system-libraries">
-                      <lookup name="samples" type="SysprofDocument">
+                      <lookup name="hide-system-libraries" type="SysprofSession">
-                        <lookup name="document" type="SysprofSession">
+                        <lookup name="session">SysprofSamplesSection</lookup>
-                          <lookup name="session">SysprofSamplesSection</lookup>
-                        </lookup>
                       </lookup>
                     </binding>
+                    <binding name="bottom-up">
+                      <lookup name="bottom-up" type="SysprofSession">
+                        <lookup name="session">SysprofSamplesSection</lookup>
+                      </lookup>
+                    </binding>
+                    <binding name="categorize-frames">
+                      <lookup name="categorize-frames" type="SysprofSession">
+                        <lookup name="session">SysprofSamplesSection</lookup>
+                      </lookup>
+                    </binding>
+                    <binding name="ignore-process-0">
+                      <lookup name="ignore-process-0" type="SysprofSession">
+                        <lookup name="session">SysprofSamplesSection</lookup>
+                      </lookup>
+                    </binding>
+                    <binding name="document">
+                      <lookup name="document" type="SysprofSession">
+                        <lookup name="session">SysprofSamplesSection</lookup>
+                      </lookup>
+                    </binding>
+                    <property name="traceables">
+                      <object class="GtkFilterListModel">
+                        <binding name="filter">
+                          <lookup name="filter">
+                            <lookup name="session">SysprofSamplesSection</lookup>
+                          </lookup>
+                        </binding>
+                        <property name="model">
+                          <object class="SysprofTimeFilterModel">
+                            <property name="inclusive">false</property>
+                            <binding name="time-span">
+                              <lookup name="selected-time" type="SysprofSession">
+                                <lookup name="session">SysprofSamplesSection</lookup>
+                              </lookup>
+                            </binding>
+                            <binding name="model">
+                              <lookup name="samples" type="SysprofDocument">
+                                <lookup name="document" type="SysprofSession">
+                                  <lookup name="session">SysprofSamplesSection</lookup>
+                                </lookup>
+                              </lookup>
+                            </binding>
+                          </object>
+                        </property>
+                      </object>
+                    </property>
                   </object>
                 </property>
               </object>
-            </property>
+            </child>
+            <child>
+              <object class="AdwViewStackPage">
+                <property name="icon-name">flamegraph-symbolic</property>
+                <property name="title" translatable="yes">Flame Graph</property>
+                <property name="child">
+                  <object class="SysprofFlameGraph">
+                  </object>
+                </property>
+              </object>
+            </child>
+          </object>
+        </child>
+        <child>
+          <object class="AdwViewSwitcherBar" id="switcher">
+            <property name="reveal">true</property>
+            <property name="stack">stack</property>
           </object>
         </child>
       </object>

src/sysprof/sysprof.gresource.xml

@@ -7,6 +7,7 @@
     <file preprocess="xml-stripblanks">icons/scalable/actions/dbus-symbolic.svg</file>
     <file preprocess="xml-stripblanks">icons/scalable/actions/empty-symbolic.svg</file>
     <file preprocess="xml-stripblanks">icons/scalable/actions/energy-symbolic.svg</file>
+    <file preprocess="xml-stripblanks">icons/scalable/actions/flamegraph-symbolic.svg</file>
     <file preprocess="xml-stripblanks">icons/scalable/actions/graphics-symbolic.svg</file>
     <file preprocess="xml-stripblanks">icons/scalable/actions/mark-chart-symbolic.svg</file>
     <file preprocess="xml-stripblanks">icons/scalable/actions/mark-table-symbolic.svg</file>