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libsysprof: add range helper

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This commit is contained in:
Christian Hergert
2019-06-20 13:18:33 -07:00
parent 8d012e83d7
commit 84f135eced
2 changed files with 34 additions and 0 deletions
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27
src/libsysprof/sysprof-selection.c
View File

@ -306,3 +306,30 @@ sysprof_selection_copy (const SysprofSelection *self)
return copy;
}
guint
sysprof_selection_get_n_ranges (SysprofSelection *self)
{
g_return_val_if_fail (SYSPROF_IS_SELECTION (self), 0);
return self->ranges ? self->ranges->len : 0;
}
void
sysprof_selection_get_nth_range (SysprofSelection *self,
guint nth,
gint64 *begin_time,
gint64 *end_time)
{
Range r = {0};
g_return_if_fail (SYSPROF_IS_SELECTION (self));
if (self->ranges && nth < self->ranges->len)
r = g_array_index (self->ranges, Range, nth);
if (begin_time)
*begin_time = r.begin;
if (end_time)
*end_time = r.end;
}

7
src/libsysprof/sysprof-selection.h
View File

@ -54,6 +54,13 @@ void sysprof_selection_unselect_range (SysprofSelection
gint64 begin,
gint64 end);
SYSPROF_AVAILABLE_IN_ALL
guint sysprof_selection_get_n_ranges (SysprofSelection *self);
SYSPROF_AVAILABLE_IN_ALL
void sysprof_selection_get_nth_range (SysprofSelection *self,
guint nth,
gint64 *begin_time,
gint64 *end_time);
SYSPROF_AVAILABLE_IN_ALL
void sysprof_selection_unselect_all (SysprofSelection *self);
SYSPROF_AVAILABLE_IN_ALL
void sysprof_selection_foreach (SysprofSelection *self,