diff options
Diffstat (limited to 'pango/pango-coverage.c')
| -rw-r--r-- | pango/pango-coverage.c | 113 |
1 files changed, 69 insertions, 44 deletions
diff --git a/pango/pango-coverage.c b/pango/pango-coverage.c index fa6fb731..41943720 100644 --- a/pango/pango-coverage.c +++ b/pango/pango-coverage.c @@ -32,14 +32,72 @@ #include "config.h" #include <string.h> -#include "pango-coverage.h" +#include "pango-coverage-private.h" -struct _PangoCoverage +G_DEFINE_TYPE (PangoCoverage, pango_coverage, G_TYPE_OBJECT) + +static void +pango_coverage_init (PangoCoverage *coverage) +{ +} + +static void +pango_coverage_finalize (GObject *object) +{ + PangoCoverage *coverage = PANGO_COVERAGE (object); + + if (coverage->chars) + hb_set_destroy (coverage->chars); + + G_OBJECT_CLASS (pango_coverage_parent_class)->finalize (object); +} + +static PangoCoverageLevel +pango_coverage_real_get (PangoCoverage *coverage, + int index) +{ + if (hb_set_has (coverage->chars, (hb_codepoint_t)index)) + return PANGO_COVERAGE_EXACT; + else + return PANGO_COVERAGE_NONE; +} + +static void +pango_coverage_real_set (PangoCoverage *coverage, + int index, + PangoCoverageLevel level) +{ + if (level != PANGO_COVERAGE_NONE) + hb_set_add (coverage->chars, (hb_codepoint_t)index); + else + hb_set_del (coverage->chars, (hb_codepoint_t)index); +} + +static PangoCoverage * +pango_coverage_real_copy (PangoCoverage *coverage) +{ + PangoCoverage *copy; + + g_return_val_if_fail (coverage != NULL, NULL); + + copy = g_object_new (PANGO_TYPE_COVERAGE, NULL); + hb_set_destroy (copy->chars); + copy->chars = hb_set_reference (coverage->chars); + + return copy; +} + +static void +pango_coverage_class_init (PangoCoverageClass *class) { - guint ref_count; + GObjectClass *object_class = G_OBJECT_CLASS (class); - hb_set_t *chars; -}; + object_class->finalize = pango_coverage_finalize; + + class->get = pango_coverage_real_get; + class->set = pango_coverage_real_set; + class->copy = pango_coverage_real_copy; +} /** * pango_coverage_new: @@ -54,13 +112,7 @@ struct _PangoCoverage PangoCoverage * pango_coverage_new (void) { - PangoCoverage *coverage = g_slice_new (PangoCoverage); - - coverage->ref_count = 1; - - coverage->chars = hb_set_create (); - - return coverage; + return g_object_new (PANGO_TYPE_COVERAGE, NULL); } /** @@ -77,17 +129,7 @@ pango_coverage_new (void) PangoCoverage * pango_coverage_copy (PangoCoverage *coverage) { - PangoCoverage *copy; - - g_return_val_if_fail (coverage != NULL, NULL); - - copy = g_slice_new (PangoCoverage); - - copy->ref_count = 1; - - copy->chars = hb_set_reference (coverage->chars); - - return copy; + return PANGO_COVERAGE_GET_CLASS (coverage)->copy (coverage); } /** @@ -101,11 +143,7 @@ pango_coverage_copy (PangoCoverage *coverage) PangoCoverage * pango_coverage_ref (PangoCoverage *coverage) { - g_return_val_if_fail (coverage != NULL, NULL); - - g_atomic_int_inc ((int *) &coverage->ref_count); - - return coverage; + return g_object_ref (coverage); } /** @@ -118,14 +156,7 @@ pango_coverage_ref (PangoCoverage *coverage) void pango_coverage_unref (PangoCoverage *coverage) { - g_return_if_fail (coverage != NULL); - g_return_if_fail (coverage->ref_count > 0); - - if (g_atomic_int_dec_and_test ((int *) &coverage->ref_count)) - { - hb_set_destroy (coverage->chars); - g_slice_free (PangoCoverage, coverage); - } + g_object_unref (coverage); } /** @@ -141,10 +172,7 @@ PangoCoverageLevel pango_coverage_get (PangoCoverage *coverage, int index) { - if (hb_set_has (coverage->chars, (hb_codepoint_t)index)) - return PANGO_COVERAGE_EXACT; - - return PANGO_COVERAGE_NONE; + return PANGO_COVERAGE_GET_CLASS (coverage)->get (coverage, index); } /** @@ -160,10 +188,7 @@ pango_coverage_set (PangoCoverage *coverage, int index, PangoCoverageLevel level) { - if (level != PANGO_COVERAGE_NONE) - hb_set_add (coverage->chars, (hb_codepoint_t)index); - else - hb_set_del (coverage->chars, (hb_codepoint_t)index); + PANGO_COVERAGE_GET_CLASS (coverage)->set (coverage, index, level); } /** |