diff options
Diffstat (limited to 'src/services/quick-answers/math.h')
| -rw-r--r-- | src/services/quick-answers/math.h | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/src/services/quick-answers/math.h b/src/services/quick-answers/math.h new file mode 100644 index 0000000..fafa73d --- /dev/null +++ b/src/services/quick-answers/math.h @@ -0,0 +1,148 @@ +#pragma once + +#include <gio/gio.h> +#include <gmp.h> + +G_BEGIN_DECLS + +typedef enum +{ + FOOBAR_MATH_VALUE_INT, + FOOBAR_MATH_VALUE_FLOAT, +} FoobarMathValueType; + +typedef struct _FoobarMathValue FoobarMathValue; + +struct _FoobarMathValue +{ + FoobarMathValueType type; + + union + { + struct + { + mpz_t v; + gsize decimal_places; + } int_value; + + struct + { + long double v; + } float_value; + }; +}; + +typedef enum +{ + FOOBAR_MATH_TOKEN_IDENTIFIER, + FOOBAR_MATH_TOKEN_NUMBER, + FOOBAR_MATH_TOKEN_PAREN_OPEN, + FOOBAR_MATH_TOKEN_PAREN_CLOSE, + FOOBAR_MATH_TOKEN_PLUS, + FOOBAR_MATH_TOKEN_MINUS, + FOOBAR_MATH_TOKEN_MUL, + FOOBAR_MATH_TOKEN_DIV, + FOOBAR_MATH_TOKEN_POW, +} FoobarMathTokenType; + +typedef struct _FoobarMathToken FoobarMathToken; + +struct _FoobarMathToken +{ + FoobarMathTokenType type; + gchar const* data; + gsize length; +}; + +typedef enum +{ + FOOBAR_MATH_EXPRESSION_VALUE, + FOOBAR_MATH_EXPRESSION_FUNCTION, + FOOBAR_MATH_EXPRESSION_CONSTANT, + FOOBAR_MATH_EXPRESSION_OPERATION, +} FoobarMathExpressionType; + +typedef enum +{ + FOOBAR_MATH_FUNCTION_NEGATE, + FOOBAR_MATH_FUNCTION_SIN, + FOOBAR_MATH_FUNCTION_COS, + FOOBAR_MATH_FUNCTION_SEC, + FOOBAR_MATH_FUNCTION_CSC, + FOOBAR_MATH_FUNCTION_TAN, + FOOBAR_MATH_FUNCTION_COT, + FOOBAR_MATH_FUNCTION_ARCSIN, + FOOBAR_MATH_FUNCTION_ARCCOS, + FOOBAR_MATH_FUNCTION_ARCSEC, + FOOBAR_MATH_FUNCTION_ARCCSC, + FOOBAR_MATH_FUNCTION_ARCTAN, + FOOBAR_MATH_FUNCTION_ARCCOT, + FOOBAR_MATH_FUNCTION_EXP, + FOOBAR_MATH_FUNCTION_SQRT, +} FoobarMathFunction; + +typedef enum +{ + FOOBAR_MATH_CONSTANT_PI, + FOOBAR_MATH_CONSTANT_E, +} FoobarMathConstant; + +typedef enum +{ + FOOBAR_MATH_OPERATION_ADD, + FOOBAR_MATH_OPERATION_SUB, + FOOBAR_MATH_OPERATION_MUL, + FOOBAR_MATH_OPERATION_DIV, + FOOBAR_MATH_OPERATION_POW, +} FoobarMathOperation; + +typedef struct _FoobarMathExpression FoobarMathExpression; + +FoobarMathToken* foobar_math_lex ( gchar const* input, + gsize input_length, + gsize* out_count ); +FoobarMathExpression* foobar_math_parse ( FoobarMathToken const* tokens, + gsize tokens_count ); +FoobarMathExpression* foobar_math_expression_new_value ( FoobarMathValue value ); +FoobarMathExpression* foobar_math_expression_new_function ( FoobarMathFunction function, + FoobarMathExpression* input ); +FoobarMathExpression* foobar_math_expression_new_constant ( FoobarMathConstant constant ); +FoobarMathExpression* foobar_math_expression_new_operation( FoobarMathOperation operation, + FoobarMathExpression* lhs, + FoobarMathExpression* rhs ); +void foobar_math_expression_print ( FoobarMathExpression const* expr, + gint indentation ); +gboolean foobar_math_evaluate ( FoobarMathExpression const* expr, + FoobarMathValue* out_value ); +void foobar_math_expression_free ( FoobarMathExpression* expression ); +void foobar_math_value_new_int ( FoobarMathValue* out_value ); +void foobar_math_value_from_float ( long double value, + FoobarMathValue* out_value ); +gboolean foobar_math_value_from_string ( gchar const* input, + gsize input_length, + FoobarMathValue* out_value ); +void foobar_math_value_copy ( FoobarMathValue value, + FoobarMathValue* out_value ); +void foobar_math_value_free ( FoobarMathValue value ); +void foobar_math_value_negate ( FoobarMathValue* value ); +gboolean foobar_math_value_add ( FoobarMathValue* lhs, + FoobarMathValue* rhs, + FoobarMathValue* out_value ); +gboolean foobar_math_value_sub ( FoobarMathValue* lhs, + FoobarMathValue* rhs, + FoobarMathValue* out_value ); +gboolean foobar_math_value_mul ( FoobarMathValue* lhs, + FoobarMathValue* rhs, + FoobarMathValue* out_value ); +gboolean foobar_math_value_div ( FoobarMathValue* lhs, + FoobarMathValue* rhs, + FoobarMathValue* out_value ); +gboolean foobar_math_value_pow ( FoobarMathValue* lhs, + FoobarMathValue* rhs, + FoobarMathValue* out_value ); +gboolean foobar_math_value_unify_integers ( FoobarMathValue* a, + FoobarMathValue* b ); +gchar* foobar_math_value_to_string ( FoobarMathValue value ); +long double foobar_math_value_to_float ( FoobarMathValue value ); + +G_END_DECLS |