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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; PointCache *points;
guint reload_source; guint reload_source;
guint mode; guint mode;
GtkAllocation last_alloc; int last_width;
int last_height;
guint reloading : 1; guint reloading : 1;
guint needs_reload : 1; guint needs_reload : 1;
}; };
@ -238,34 +239,46 @@ sysprof_depth_visualizer_set_reader (SysprofVisualizer *row,
} }
} }
static gboolean static void
sysprof_depth_visualizer_draw (GtkWidget *widget, sysprof_depth_visualizer_snapshot (GtkWidget *widget,
cairo_t *cr) GtkSnapshot *snapshot)
{ {
SysprofDepthVisualizer *self = (SysprofDepthVisualizer *)widget; SysprofDepthVisualizer *self = (SysprofDepthVisualizer *)widget;
GtkAllocation alloc; GtkAllocation alloc;
GdkRectangle clip; GdkRectangle clip;
const Point *points; const Point *points;
gboolean ret; cairo_t *cr;
guint n_points = 0; guint n_points = 0;
GdkRGBA user; GdkRGBA user;
GdkRGBA system; GdkRGBA system;
g_assert (SYSPROF_IS_DEPTH_VISUALIZER (self)); 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) if (self->points == NULL)
return ret; return;
gdk_rgba_parse (&user, "#1a5fb4"); gdk_rgba_parse (&user, "#1a5fb4");
gdk_rgba_parse (&system, "#3584e4"); gdk_rgba_parse (&system, "#3584e4");
gtk_widget_get_allocation (widget, &alloc); 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)) 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 */ /* Draw user-space stacks */
if (self->mode != SYSPROF_DEPTH_VISUALIZER_KERNEL_ONLY && if (self->mode != SYSPROF_DEPTH_VISUALIZER_KERNEL_ONLY &&
@ -355,7 +368,7 @@ sysprof_depth_visualizer_draw (GtkWidget *widget,
cairo_stroke (cr); cairo_stroke (cr);
} }
return ret; cairo_destroy (cr);
} }
static gboolean static gboolean
@ -372,25 +385,23 @@ sysprof_depth_visualizer_queue_reload (SysprofDepthVisualizer *self)
{ {
g_assert (SYSPROF_IS_DEPTH_VISUALIZER (self)); g_assert (SYSPROF_IS_DEPTH_VISUALIZER (self));
if (self->reload_source) g_clear_handle_id (&self->reload_source, g_source_remove);
g_source_remove (self->reload_source); self->reload_source = g_idle_add (sysprof_depth_visualizer_do_reload, self);
self->reload_source = gdk_threads_add_idle (sysprof_depth_visualizer_do_reload, self);
} }
static void static void
sysprof_depth_visualizer_size_allocate (GtkWidget *widget, sysprof_depth_visualizer_size_allocate (GtkWidget *widget,
GtkAllocation *alloc) int width,
int height,
int baseline)
{ {
SysprofDepthVisualizer *self = (SysprofDepthVisualizer *)widget; SysprofDepthVisualizer *self = (SysprofDepthVisualizer *)widget;
GTK_WIDGET_CLASS (sysprof_depth_visualizer_parent_class)->size_allocate (widget, alloc); if (width != self->last_width || height != self->last_height)
if (alloc->width != self->last_alloc.x ||
alloc->height != self->last_alloc.height)
{ {
sysprof_depth_visualizer_queue_reload (SYSPROF_DEPTH_VISUALIZER (widget)); 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; SysprofDepthVisualizer *self = (SysprofDepthVisualizer *)object;
g_clear_pointer (&self->reader, sysprof_capture_reader_unref); g_clear_pointer (&self->reader, sysprof_capture_reader_unref);
g_clear_handle_id (&self->reload_source, g_source_remove);
if (self->reload_source)
{
g_source_remove (self->reload_source);
self->reload_source = 0;
}
G_OBJECT_CLASS (sysprof_depth_visualizer_parent_class)->finalize (object); 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; 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; widget_class->size_allocate = sysprof_depth_visualizer_size_allocate;
row_class->set_reader = sysprof_depth_visualizer_set_reader; row_class->set_reader = sysprof_depth_visualizer_set_reader;