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rendernodeparser: Handle Cairo being stupid

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Cairo writes to finished streams, so we have to make sure to keep the
stream around to allow it to do that.
This commit is contained in:
Benjamin Otte 2019-06-03 17:20:59 +02:00
parent 22e0785802
commit d81cf5a443
1 changed files with 17 additions and 4 deletions
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21
gsk/gskrendernodeparser.c
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@ -1902,6 +1902,12 @@ cairo_write_array (void *closure,
return CAIRO_STATUS_SUCCESS;
}
static void
cairo_destroy_array (gpointer array)
{
g_byte_array_free (array, TRUE);
}
static void
render_node_print (Printer *p,
GskRenderNode *node)
@ -2394,6 +2400,7 @@ render_node_print (Printer *p,
#ifdef CAIRO_HAS_SCRIPT_SURFACE
if (cairo_surface_get_type (surface) == CAIRO_SURFACE_TYPE_RECORDING)
{
static const cairo_user_data_key_t cairo_is_stupid_key;
cairo_device_t *script;
array = g_byte_array_new ();
@ -2407,11 +2414,17 @@ render_node_print (Printer *p,
g_free (b64);
}
cairo_device_destroy (script);
g_byte_array_free (array, TRUE);
}
/* because Cairo is stupid and writes to the device after we finished it,
* we can't just
g_byte_array_free (array, TRUE);
* but have to
*/
g_byte_array_set_size (array, 0);
cairo_device_set_user_data (script, &cairo_is_stupid_key, array, cairo_destroy_array);
cairo_device_destroy (script);
}
#endif
}
}
end_node (p);
}