C++ (Cpp) adg_dim_set_ref1_explicit Examples

Example #1

File: adg-dim.c Project: bert/adg

/**
 * adg_dim_set_ref1_from_pair:
 * @dim: an #AdgDim
 * @ref1: the coordinates pair of the first reference point
 *
 * Convenient function to set the #AdgDim:ref1 property using a
 * pair instead of explicit coordinates.
 *
 * Since: 1.0
 **/
void
adg_dim_set_ref1_from_pair(AdgDim *dim, const CpmlPair *ref1)
{
    g_return_if_fail(ref1 != NULL);

    adg_dim_set_ref1_explicit(dim, ref1->x, ref1->y);
}

Example #2

static void
_adg_property_ref1(void)
{
    AdgDim *dim;
    AdgModel *model;
    AdgPoint *origin, *explicit_point, *model_point;
    AdgPoint *ref1;

    dim = ADG_DIM(adg_rdim_new());
    model = ADG_MODEL(adg_path_new());
    origin = adg_point_new();
    explicit_point = adg_point_new();
    model_point = adg_point_new();

    adg_point_set_pair_explicit(origin, 0, 0);
    adg_point_set_pair_explicit(explicit_point, 123, 321);
    adg_model_set_named_pair(model, "named-pair", (CpmlPair *) explicit_point);
    adg_point_set_pair_from_model(model_point, model, "named-pair");

    /* Ensure ADG does not consider an explicit point equals to
     * a point bound to a named pair with the same coordinates */
    g_assert_false(adg_point_equal(explicit_point, model_point));

    ref1 = adg_dim_get_ref1(dim);
    g_assert_null(ref1);

    /* Using the public APIs */
    adg_dim_set_ref1_explicit(dim, 0, 0);
    ref1 = adg_dim_get_ref1(dim);
    g_assert_true(adg_point_equal(ref1, origin));

    adg_dim_set_ref1(dim, NULL);
    ref1 = adg_dim_get_ref1(dim);
    g_assert_null(ref1);

    adg_dim_set_ref1(dim, explicit_point);
    ref1 = adg_dim_get_ref1(dim);
    g_assert_true(adg_point_equal(ref1, explicit_point));

    adg_dim_set_ref1_from_model(dim, model, "dummy");
    ref1 = adg_dim_get_ref1(dim);
    g_assert_nonnull(ref1);

    adg_dim_set_ref1_from_model(dim, model, "named-pair");
    ref1 = adg_dim_get_ref1(dim);
    g_assert_true(adg_point_equal(ref1, model_point));

    /* Using GObject property methods */
    g_object_set(dim, "ref1", origin, NULL);
    g_object_get(dim, "ref1", &ref1, NULL);
    g_assert_true(adg_point_equal(ref1, origin));
    adg_point_destroy(ref1);

    g_object_set(dim, "ref1", NULL, NULL);
    g_object_get(dim, "ref1", &ref1, NULL);
    g_assert_null(ref1);

    g_object_set(dim, "ref1", explicit_point, NULL);
    g_object_get(dim, "ref1", &ref1, NULL);
    g_assert_true(adg_point_equal(ref1, explicit_point));
    adg_point_destroy(ref1);

    adg_dim_set_ref1_from_model(dim, model, "dummy");
    g_object_get(dim, "ref1", &ref1, NULL);
    g_assert_nonnull(ref1);
    adg_point_destroy(ref1);

    g_object_set(dim, "ref1", model_point, NULL);
    g_object_get(dim, "ref1", &ref1, NULL);
    g_assert_true(adg_point_equal(ref1, model_point));
    adg_point_destroy(ref1);

    adg_point_destroy(origin);
    adg_point_destroy(explicit_point);
    adg_point_destroy(model_point);
    adg_entity_destroy(ADG_ENTITY(dim));
    g_object_unref(model);
}