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depthvisualizer: port to GTK 4

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This commit is contained in:
Christian Hergert
2021-10-01 10:41:13 -07:00
parent 8353062020
commit 686336fd8d
1 changed files with 34 additions and 28 deletions
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62
src/libsysprof-ui/sysprof-depth-visualizer.c
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@ -34,7 +34,8 @@ struct _SysprofDepthVisualizer
PointCache *points;
guint reload_source;
guint mode;
GtkAllocation last_alloc;
int last_width;
int last_height;
guint reloading : 1;
guint needs_reload : 1;
};
@ -238,34 +239,46 @@ sysprof_depth_visualizer_set_reader (SysprofVisualizer *row,
}
}
static gboolean
sysprof_depth_visualizer_draw (GtkWidget *widget,
cairo_t *cr)
static void
sysprof_depth_visualizer_snapshot (GtkWidget *widget,
GtkSnapshot *snapshot)
{
SysprofDepthVisualizer *self = (SysprofDepthVisualizer *)widget;
GtkAllocation alloc;
GdkRectangle clip;
const Point *points;
gboolean ret;
cairo_t *cr;
guint n_points = 0;
GdkRGBA user;
GdkRGBA system;
g_assert (SYSPROF_IS_DEPTH_VISUALIZER (self));
g_assert (cr != NULL);
g_assert (snapshot != NULL);
ret = GTK_WIDGET_CLASS (sysprof_depth_visualizer_parent_class)->draw (widget, cr);
GTK_WIDGET_CLASS (sysprof_depth_visualizer_parent_class)->snapshot (widget, snapshot);
if (self->points == NULL)
return ret;
return;
gdk_rgba_parse (&user, "#1a5fb4");
gdk_rgba_parse (&system, "#3584e4");
gtk_widget_get_allocation (widget, &alloc);
cr = gtk_snapshot_append_cairo (snapshot, &GRAPHENE_RECT_INIT (0, 0, alloc.width, alloc.height));
/* FIXME: we should abstract visualizer drawing into regions so that we
* can still know the region we're drawing.
*/
#if 0
if (!gdk_cairo_get_clip_rectangle (cr, &clip))
return ret;
return;
#else
clip.x = alloc.x = 0;
clip.y = alloc.y = 0;
clip.width = alloc.width;
clip.height = alloc.height;
#endif
/* Draw user-space stacks */
if (self->mode != SYSPROF_DEPTH_VISUALIZER_KERNEL_ONLY &&
@ -355,7 +368,7 @@ sysprof_depth_visualizer_draw (GtkWidget *widget,
cairo_stroke (cr);
}
return ret;
cairo_destroy (cr);
}
static gboolean
@ -372,25 +385,23 @@ sysprof_depth_visualizer_queue_reload (SysprofDepthVisualizer *self)
{
g_assert (SYSPROF_IS_DEPTH_VISUALIZER (self));
if (self->reload_source)
g_source_remove (self->reload_source);
self->reload_source = gdk_threads_add_idle (sysprof_depth_visualizer_do_reload, self);
g_clear_handle_id (&self->reload_source, g_source_remove);
self->reload_source = g_idle_add (sysprof_depth_visualizer_do_reload, self);
}
static void
sysprof_depth_visualizer_size_allocate (GtkWidget *widget,
GtkAllocation *alloc)
sysprof_depth_visualizer_size_allocate (GtkWidget *widget,
int width,
int height,
int baseline)
{
SysprofDepthVisualizer *self = (SysprofDepthVisualizer *)widget;
GTK_WIDGET_CLASS (sysprof_depth_visualizer_parent_class)->size_allocate (widget, alloc);
if (alloc->width != self->last_alloc.x ||
alloc->height != self->last_alloc.height)
if (width != self->last_width || height != self->last_height)
{
sysprof_depth_visualizer_queue_reload (SYSPROF_DEPTH_VISUALIZER (widget));
self->last_alloc = *alloc;
self->last_width = width;
self->last_height = height;
}
}
@ -400,12 +411,7 @@ sysprof_depth_visualizer_finalize (GObject *object)
SysprofDepthVisualizer *self = (SysprofDepthVisualizer *)object;
g_clear_pointer (&self->reader, sysprof_capture_reader_unref);
if (self->reload_source)
{
g_source_remove (self->reload_source);
self->reload_source = 0;
}
g_clear_handle_id (&self->reload_source, g_source_remove);
G_OBJECT_CLASS (sysprof_depth_visualizer_parent_class)->finalize (object);
}
@ -419,7 +425,7 @@ sysprof_depth_visualizer_class_init (SysprofDepthVisualizerClass *klass)
object_class->finalize = sysprof_depth_visualizer_finalize;
widget_class->draw = sysprof_depth_visualizer_draw;
widget_class->snapshot = sysprof_depth_visualizer_snapshot;
widget_class->size_allocate = sysprof_depth_visualizer_size_allocate;
row_class->set_reader = sysprof_depth_visualizer_set_reader;