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linevisualizer: port to GTK 4

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This commit is contained in:
Christian Hergert
2021-10-01 10:49:16 -07:00
parent f8863c5c63
commit 939449e5ff
1 changed files with 26 additions and 24 deletions
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50
src/libsysprof-ui/sysprof-line-visualizer.c
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@ -141,9 +141,9 @@ copy_array (GArray *ar)
return ret;
}
static gboolean
sysprof_line_visualizer_draw (GtkWidget *widget,
cairo_t *cr)
static void
sysprof_line_visualizer_snapshot (GtkWidget *widget,
GtkSnapshot *snapshot)
{
static PangoAttrList *attrs = NULL;
SysprofLineVisualizer *self = (SysprofLineVisualizer *)widget;
@ -151,28 +151,35 @@ sysprof_line_visualizer_draw (GtkWidget *widget,
g_autofree gchar *upper = NULL;
GtkStyleContext *style_context;
PangoLayout *layout;
GtkStateFlags flags;
cairo_t *cr;
GtkAllocation alloc;
GdkRectangle clip;
GdkRGBA foreground;
gboolean ret;
g_assert (SYSPROF_IS_LINE_VISUALIZER (widget));
g_assert (cr != NULL);
g_assert (snapshot != NULL);
gtk_widget_get_allocation (widget, &alloc);
ret = GTK_WIDGET_CLASS (sysprof_line_visualizer_parent_class)->draw (widget, cr);
GTK_WIDGET_CLASS (sysprof_line_visualizer_parent_class)->snapshot (widget, snapshot);
if (priv->cache == NULL)
return ret;
return;
#if 0
if (!gdk_cairo_get_clip_rectangle (cr, &clip))
return ret;
#else
clip.x = 0;
clip.y = 0;
clip.width = alloc.width;
clip.height = alloc.height;
#endif
cr = gtk_snapshot_append_cairo (snapshot, &GRAPHENE_RECT_INIT (0, 0, alloc.width, alloc.height));
style_context = gtk_widget_get_style_context (widget);
flags = gtk_widget_get_state_flags (widget);
gtk_style_context_get_color (style_context, flags, &foreground);
gtk_style_context_get_color (style_context, &foreground);
for (guint line = 0; line < priv->lines->len; line++)
{
@ -205,7 +212,7 @@ sysprof_line_visualizer_draw (GtkWidget *widget,
}
if (p >= n_fpoints)
return ret;
goto cleanup;
if (p > 0)
p--;
@ -289,7 +296,8 @@ sysprof_line_visualizer_draw (GtkWidget *widget,
g_clear_object (&layout);
}
return ret;
cleanup:
cairo_destroy (cr);
}
static void
@ -347,12 +355,10 @@ sysprof_line_visualizer_queue_reload (SysprofLineVisualizer *self)
g_assert (SYSPROF_IS_LINE_VISUALIZER (self));
if (priv->queued_load == 0)
{
priv->queued_load = gdk_threads_add_idle_full (G_PRIORITY_LOW,
sysprof_line_visualizer_do_reload,
self,
NULL);
}
priv->queued_load = g_idle_add_full (G_PRIORITY_LOW,
sysprof_line_visualizer_do_reload,
self,
NULL);
}
static void
@ -390,11 +396,7 @@ sysprof_line_visualizer_finalize (GObject *object)
g_clear_pointer (&priv->cache, point_cache_unref);
g_clear_pointer (&priv->reader, sysprof_capture_reader_unref);
if (priv->queued_load != 0)
{
g_source_remove (priv->queued_load);
priv->queued_load = 0;
}
g_clear_handle_id (&priv->queued_load, g_source_remove);
G_OBJECT_CLASS (sysprof_line_visualizer_parent_class)->finalize (object);
}
@ -472,7 +474,7 @@ sysprof_line_visualizer_class_init (SysprofLineVisualizerClass *klass)
object_class->get_property = sysprof_line_visualizer_get_property;
object_class->set_property = sysprof_line_visualizer_set_property;
widget_class->draw = sysprof_line_visualizer_draw;
widget_class->snapshot = sysprof_line_visualizer_snapshot;
visualizer_class->set_reader = sysprof_line_visualizer_set_reader;