gp_types.h File Reference

A common types. More...

#include <stdint.h>

Go to the source code of this file.

Typedefs
typedef int	gp_coord
	Integer type for coordinates i.e. x, y, ...
typedef unsigned int	gp_size
	Integer type for sizes i.e. w, h, ...
typedef uint32_t	gp_pixel
	Pixel integer value.
typedef enum gp_symmetry	gp_symmetry
	Rotation and mirroring flags.

Enumerations
enum	gp_symmetry {   GP_ROTATE_90 = 0 , GP_ROTATE_CW = GP_ROTATE_90 , GP_ROTATE_180 , GP_ROTATE_270 ,   GP_ROTATE_CCW = GP_ROTATE_270 , GP_MIRROR_H , GP_MIRROR_V , GP_ROTATE_INVALID = -1 }
	Rotation and mirroring flags. More...

Functions
gp_symmetry	gp_symmetry_by_name (const char *symmetry)
	Rotation by by name (as defined in gp_symmetry_names).

Variables
const char **	gp_symmetry_names
	NULL-terminated array of symmetry names (C strings).

Detailed Description

A common types.

Definition in file gp_types.h.

Typedef Documentation

gp_pixel

typedef uint32_t gp_pixel

Pixel integer value.

All channels are packed into the value accordingly to the enum gp_pixel_type

Definition at line 33 of file gp_types.h.

Enumeration Type Documentation

gp_symmetry

enum gp_symmetry

Rotation and mirroring flags.

Enumerator
GP_ROTATE_90	Rotate 90 degrees clockwise.
GP_ROTATE_CW	Rotate clockwise. Alias for GP_ROTATE_90.
GP_ROTATE_180	Rotate 180 degrees clockwise.
GP_ROTATE_270	Rotate 270 degrees clockwise.
GP_ROTATE_CCW	Rotate counter clockwise. Alias for GP_ROTATE_270.
GP_MIRROR_H	Mirror horizontally.
GP_MIRROR_V	Mirror vertically.
GP_ROTATE_INVALID	Return value for invalid symmetry.

Definition at line 47 of file gp_types.h.

Function Documentation

gp_symmetry_by_name()

gp_symmetry gp_symmetry_by_name

(

const char *

symmetry

)

Rotation by by name (as defined in gp_symmetry_names).

Parameters

symmetry

A symmetry name.

Returns

One of the values defined in enum gp_symmetry.