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author | David Robillard <d@drobilla.net> | 2007-04-28 15:02:12 +0000 |
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committer | David Robillard <d@drobilla.net> | 2007-04-28 15:02:12 +0000 |
commit | dca5d6e3687650feea4e4d113c6959662128b157 (patch) | |
tree | 83697e004123b7c37c2b8799825e2a7a54396f96 /slv2 | |
parent | cedf1a1f9e1e007aaf72757d896ed3455da10f69 (diff) | |
download | lilv-dca5d6e3687650feea4e4d113c6959662128b157.tar.gz lilv-dca5d6e3687650feea4e4d113c6959662128b157.tar.bz2 lilv-dca5d6e3687650feea4e4d113c6959662128b157.zip |
Added missing files.
git-svn-id: http://svn.drobilla.net/lad/slv2@476 a436a847-0d15-0410-975c-d299462d15a1
Diffstat (limited to 'slv2')
-rw-r--r-- | slv2/value.h | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/slv2/value.h b/slv2/value.h new file mode 100644 index 0000000..abc7a57 --- /dev/null +++ b/slv2/value.h @@ -0,0 +1,130 @@ +/* SLV2 + * Copyright (C) 2007 Dave Robillard <http://drobilla.net> + * + * This library is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + * This library is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#ifndef __SLV2_VALUE_H__ +#define __SLV2_VALUE_H__ + +#ifdef __cplusplus +extern "C" { +#endif + +#include <stdbool.h> +#include <slv2/types.h> + +/** \addtogroup data + * @{ + */ + + +/** Return whether two values are equivalent. + */ +bool +slv2_value_equals(SLV2Value value, SLV2Value other); + + +/** Return whether the value is a URI (resource). + * + * Time = O(1) + */ +bool +slv2_value_is_uri(SLV2Value value); + + +/** Return this value as a URI string, e.g. "http://example.org/foo". + * + * Valid to call only if slv2_value_is_uri(\a value) returns true. + * Returned value is owned by \a value and must not be freed by caller. + * + * Time = O(1) + */ +const char* +slv2_value_as_uri(SLV2Value value); + + +/** Return whether this value is a literal (i.e. not a URI). + * + * Returns true if \a value is a string or numeric value. + * + * Time = O(1) + */ +bool +slv2_value_is_literal(SLV2Value value); + + +/** Return whether this value is a string literal. + * + * Returns true if \a value is a string (but not numeric) value. + * + * Time = O(1) + */ +bool +slv2_value_is_string(SLV2Value value); + + +/** Return whether this value is a string literal. + * + * Time = O(1) + */ +const char* +slv2_value_as_string(SLV2Value value); + + +/** Return whether this value is a decimal literal. + * + * Time = O(1) + */ +bool +slv2_value_is_float(SLV2Value value); + + +/** Return \a value as a float. + * + * Valid to call only if slv2_value_is_float(\a value) or + * slv2_value_is_int(\a value) returns true. + * + * Time = O(1) + */ +float +slv2_value_as_float(SLV2Value value); + + +/** Return whether this value is an integer literal. + * + * Time = O(1) + */ +bool +slv2_value_is_int(SLV2Value value); + + +/** Return \a value as an integer. + * + * Valid to call only if slv2_value_is_int(\a value) returns true. + * + * Time = O(1) + */ +int +slv2_value_as_int(SLV2Value value); + + +/** @} */ + +#ifdef __cplusplus +} +#endif + +#endif /* __SLV2_VALUE_H__ */ |