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path-tool: Make info show statistics

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It is somewhat interesting to know how many
contours, lines, etc. a path consists of.
This commit is contained in:
Matthias Clasen 2023-08-15 13:33:23 -04:00
parent 5cf9a09c07
commit 03a511aab4
1 changed files with 78 additions and 0 deletions
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78
tools/gtk-path-tool-info.c
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@ -24,6 +24,60 @@
#include <glib/gi18n-lib.h>
typedef struct
{
int contours;
int ops;
int lines;
int quads;
int cubics;
} Statistics;
static gboolean
stats_cb (GskPathOperation op,
const graphene_point_t *pts,
gsize n_pts,
gpointer user_data)
{
Statistics *stats = user_data;
stats->ops++;
switch (op)
{
case GSK_PATH_MOVE:
stats->contours++;
break;
case GSK_PATH_CLOSE:
case GSK_PATH_LINE:
stats->lines++;
break;
case GSK_PATH_QUAD:
stats->quads++;
break;
case GSK_PATH_CUBIC:
stats->cubics++;
break;
default:
g_assert_not_reached ();
}
return TRUE;
}
static void
collect_statistics (GskPath *path,
Statistics *stats)
{
stats->contours = 0;
stats->ops = 0;
stats->lines = 0;
stats->quads = 0;
stats->cubics = 0;
gsk_path_foreach (path, -1, stats_cb, stats);
}
void
do_info (int *argc, const char ***argv)
{
@ -65,6 +119,8 @@ do_info (int *argc, const char ***argv)
g_print ("%s\n", _("Path is empty."));
else
{
Statistics stats;
if (gsk_path_is_closed (path))
g_print ("%s\n", _("Path is closed"));
@ -72,5 +128,27 @@ do_info (int *argc, const char ***argv)
g_print ("%s: %g %g %g %g\n", _("Bounds"),
bounds.origin.x, bounds.origin.y,
bounds.size.width, bounds.size.height);
collect_statistics (path, &stats);
g_print (_("%d contours"), stats.contours);
g_print ("\n");
g_print (_("%d operations"), stats.ops);
g_print ("\n");
if (stats.lines)
{
g_print (_("%d lines"), stats.lines);
g_print ("\n");
}
if (stats.quads)
{
g_print (_("%d quadratics"), stats.quads);
g_print ("\n");
}
if (stats.cubics)
{
g_print (_("%d cubics"), stats.cubics);
g_print ("\n");
}
}
}