The t_elayer part. More...

Data Structures
struct	t_pt
	A point structure. More...

struct	t_rect
	A rectangle structure. More...

struct	t_matrix
	A matrix structure. More...

struct	t_rgb
	A rgb color structure. More...

struct	t_rgba
	A rgba color structure. More...

struct	t_hsl
	A hsl color structure. More...

struct	t_hsla
	A hsla color structure. More...

struct	t_efont
	The font structure. More...

struct	t_etext
	The text structure. More...

struct	t_egobj
	The drawing object. More...

struct	t_elayer
	The drawing layer. More...

Macros
#define	EPD_PI (3.141592653589793238462643383279502884f)
	Macros that define the a pi.

#define	EPD_2PI (6.283185307179586476925286766559005f)
	Macros that define the a 2pi.

#define	EPD_PI2 (1.57079632679489661923132169163975144f)
	Macros that define the a pi over 2.

#define	EPD_PI4 (0.785398163397448309615660845819875721f)
	Macros that define the a pi over 4.

Enumerations
enum	elayer_flags { EGRAPHICS_OPEN = 0, EGRAPHICS_CLOSE = -1, EGRAPHICS_INVALID = -2, EGRAPHICS_TODRAW = -3 }
	The flags that defines the status of a layer. More...

enum	etextanchor_flags { ETEXT_UP = 0, ETEXT_UP_LEFT = 1, ETEXT_UP_RIGHT = 2, ETEXT_DOWN = 3, ETEXT_DOWN_LEFT = 4, ETEXT_DOWN_RIGHT = 5, ETEXT_LEFT = 6, ETEXT_RIGHT = 7, ETEXT_CENTER = 8 }
	The flags that defines the text anchor. More...

enum	etextwrap_flags { ETEXT_NOWRAP = 0, ETEXT_WRAP = 1 }
	The flags that defines if the text should be wrapped. More...

enum	etextjustify_flags { ETEXT_JLEFT = 0, ETEXT_JRIGHT = 1, ETEXT_JCENTER = 2 }
	The flags that define the text justification. More...

enum	egraphics_types { E_GOBJ_INVALID = 0, E_GOBJ_PATH, E_GOBJ_RECT, E_GOBJ_ARC, E_GOBJ_OVAL, E_GOBJ_TEXT, E_GOBJ_IMAG }
	The types of graphical object. More...

enum	epath_types { E_PATH_MOVE = 0, E_PATH_CURVE = 1 }
	The types of path. More...

Functions
void	egraphics_set_line_width (t_elayer *g, float width)
	Sets the line width that will be used by the t_elayer. More...

void	egraphics_set_color_rgba (t_elayer g, const t_rgba rgba)
	Sets the color in rgba that will be used by the t_elayer. More...

void	egraphics_set_color_rgb (t_elayer g, const t_rgb rgb)
	Sets the color in rgb that will be used by the t_elayer. More...

void	egraphics_set_color_hex (t_elayer g, t_symbol hex)
	Sets the color in hexadecimal that will be used by the t_elayer. More...

void	egraphics_set_color_hsla (t_elayer g, const t_hsla hsla)
	Sets the color in hsla that will be used by the t_elayer. More...

void	egraphics_set_color_hsl (t_elayer g, const t_hsl hsl)
	Sets the color in hsl that will be used by the t_elayer. More...

void	egraphics_matrix_init (t_matrix *x, float xx, float yx, float xy, float yy, float x0, float y0)
	Initializes a matrix. More...

void	egraphics_set_matrix (t_elayer g, const t_matrix matrix)
	Initializes the t_matrix of a t_elayer. More...

void	egraphics_rotate (t_elayer *g, float angle)
	Adds a rotation to the t_matrix of a t_elayer. More...

void	egraphics_move_to (t_elayer *g, float x, float y)
	Starts a new path in a t_elayer. More...

void	egraphics_line_to (t_elayer *g, float x, float y)
	Adds a line in the current path of a t_elayer. More...

void	egraphics_curve_to (t_elayer *g, float ctrl1x, float ctrl1y, float ctrl2x, float ctrl2y, float endx, float endy)
	Adds a bezier curve in the current path of a t_elayer. More...

void	egraphics_arc_to (t_elayer *g, float cx, float cy, float extend)
	Adds an arc to the current path of a t_elayer. More...

void	egraphics_arc_oval_to (t_elayer *g, float cx, float cy, float radius, float extend)
	Adds an oval arc to the current path of a t_elayer. More...

void	egraphics_line (t_elayer *g, float x0, float y0, float x1, float y1)
	Adds a new path at specific point and link it linearly to another. More...

void	egraphics_curve (t_elayer *g, float startx, float starty, float ctrl1x, float ctrl1y, float ctrl2x, float ctrl2y, float endx, float endy)
	Adds a new path at specific point and continue the path with a curve. More...

void	egraphics_line_fast (t_elayer *g, float x0, float y0, float x1, float y1)
	Adds a new path at specific point and link it linearly to another then draw directly the line. More...

void	egraphics_close_path (t_elayer *g)
	Marks the current path as closed. More...

void	egraphics_rectangle (t_elayer *g, float x, float y, float width, float height)
	Adds a rectangle in the t_elayer. More...

void	egraphics_rectangle_rounded (t_elayer *g, float x, float y, float width, float height, float roundness)
	Adds a rounded rectangle in the t_elayer. More...

void	egraphics_circle (t_elayer *g, float xc, float yc, float radius)
	Adds a circle in the t_elayer. More...

void	egraphics_oval (t_elayer *g, float xc, float yc, float radiusx, float radiusy)
	Adds a oval in the t_elayer. More...

void	egraphics_arc (t_elayer *g, float xc, float yc, float radius, float angle1, float angle2)
	Adds an arc in the t_elayer. More...

void	egraphics_arc_oval (t_elayer *g, float xc, float yc, float radiusx, float radiusy, float angle1, float angle2)
	Adds an oval arc in the t_elayer. More...

t_etext *	etext_layout_create (void)
	Allocates a new t_etext layout. More...

void	etext_layout_destroy (t_etext *textlayout)
	Frees a t_etext layout. More...

void	etext_layout_set (t_etext textlayout, const char text, t_efont *font, float x, float y, float width, float height, etextanchor_flags anchor, etextjustify_flags justify, etextwrap_flags wrap)
	Initializes a t_etext. More...

void	etext_layout_settextcolor (t_etext textlayout, t_rgba color)
	Sets the color of a t_etext layout. More...

t_efont *	efont_create (t_symbol family, t_symbol slant, t_symbol *weight, float size)
	Allocates a new t_efont. More...

void	efont_destroy (t_efont *font)
	Frees a t_efont. More...

void	egraphics_fill (t_elayer *g)
	Fills the t_elayer with the current path. More...

void	egraphics_fill_preserve (t_elayer *g)
	Fills the t_elayer with the current path and preserves the current path. More...

void	egraphics_stroke (t_elayer *g)
	Strokes the t_elayer with the current path. More...

void	egraphics_stroke_preserve (t_elayer *g)
	Strokes the t_elayer with the current path and preserves the current path. More...

void	etext_layout_draw (t_etext textlayout, t_elayer g)
	Draws the t_etext in a t_elayer. More...

void	rgba_set (t_rgba *color, float red, float green, float blue, float alpha)
	Intialize a t_rgba color. More...

void	rgb_set (t_rgb *color, float red, float green, float blue)
	Intialize a t_rgb color. More...

void	hsla_set (t_hsla *color, float hue, float saturation, float lightness, float alpha)
	Intialize a t_hsla color. More...

void	hsl_set (t_hsl *color, float hue, float saturation, float lightness)
	Intialize a t_hsl color. More...

char *	rgba_to_hex (t_rgba color)
	Converts a t_rgba color to an hexadecimal color. More...

char *	rgb_to_hex (t_rgb color)
	Converts a t_rgb color to an hexadecimal color. More...

char *	hsla_to_hex (t_hsla color)
	Converts a t_hsla color to an hexadecimal color. More...

char *	hsl_to_hex (t_hsl color)
	Converts a t_hsl color to an hexadecimal color. More...

t_hsla	rgba_to_hsla (t_rgba color)
	Converts a t_rgba color to a t_hsla color. More...

t_hsl	rgb_to_hsl (t_rgb color)
	Converts a t_rgb color to a t_hsl color. More...

t_rgba	hex_to_rgba (char *color)
	Converts an hexadecimal color to a t_rgba color. More...

t_rgb	hex_to_rgb (char *color)
	Converts an hexadecimal color to a t_rgb color. More...

t_rgba	hsla_to_rgba (t_hsla color)
	Converts a t_hsla color to a t_rgba color. More...

t_rgb	hsl_to_rgb (t_hsl color)
	Converts a t_hsl color to a t_rgb color. More...

t_rgba	rgba_addContrast (t_rgba color, float contrast)
	Adds some constrast to a t_rgba color. More...

t_rgb	rgb_addContrast (t_rgb color, float contrast)
	Adds some constrast to a t_rgb color. More...

Variables
const t_rgba	rgba_black
	The pre-defined black t_rgba.

const t_rgba	rgba_greydark
	The pre-defined grey dark t_rgba.

const t_rgba	rgba_grey
	The pre-defined grey t_rgba.

const t_rgba	rgba_greylight
	The pre-defined grey light t_rgba.

const t_rgba	rgba_white
	The pre-defined white t_rgba.

const t_rgba	rgba_blue
	The pre-defined blue t_rgba.

const t_rgba	rgba_green
	The pre-defined green t_rgba.

const t_rgba	rgba_red
	The pre-defined red t_rgba.

Detailed Description

The t_elayer part.

This part refers to the methods and structures used to paint.

Data Structure Documentation

struct t_pt

A point structure.

It contains the members x and y for abscissa and ordinate.

Examples:: c.bang.cpp.

Data Fields
float	x	The abscissa coordiante.
float	y	The ordiante coordiante.

struct t_rect

A rectangle structure.

It contains the members x, y, width and height for abscissa and ordinate and size.

Examples:: c.bang.cpp.

Data Fields
float	x	The abscissa coordiante.
float	y	The ordiante coordiante.
float	width	The width of the rectangle
float	height	The height of the rectangle

struct t_matrix

A matrix structure.

It contains the members xx, yx, xy, yy, x0 and y0

Data Fields
float	xx	The abscissa-abscissa translation of the matrix
float	yx	The abscissa-ordiante translation of the matrix
float	xy	The ordiante-abscissa translation of the matrix
float	yy	The ordiante-ordiante translation of the matrix
float	x0	The abscissa origin of the matrix
float	y0	The ordiante origin of the matrix

struct t_rgb

A rgb color structure.

It contains the members red, green and blue.

Data Fields
float	red	The red value.
float	green	The green value.
float	blue	The blue value.

struct t_rgba

A rgba color structure.

It contains the members red, green, blue and alpha.

Examples:: c.bang.cpp.

Data Fields
float	red	The red value.
float	green	The green value.
float	blue	The blue value.
float	alpha	The alpha value.

struct t_hsl

A hsl color structure.

It contains the members hue, saturation and lightness.

Data Fields
float	hue	The hue value.
float	saturation	The saturation value.
float	lightness	The lightness value.

struct t_hsla

A hsla color structure.

It contains the members hue, saturation, lightness and alpha.

Data Fields
float	hue	The hue value.
float	saturation	The saturation value.
float	lightness	The lightness value.
float	alpha	The alpha value.

struct t_efont

The font structure.

It contains the informations of a font.

Data Fields
float	c_size	The size of the font.
long	c_sizereal	The plateform's size of the font.
t_symbol *	c_family	The family of the font (times, helvetica, ect.).
t_symbol *	c_slant	The slant of the font (regular, italic, etc.).
t_symbol *	c_weight	The weight of the font (normal, bold).

struct t_etext

The text structure.

It contains the all the informations to be drawn.

Data Fields
t_symbol *	c_text	The text.
t_rgba	c_color	The color of the text.
t_efont	c_font	The font of the text.
t_rect	c_rect	The rectangle of the text.
t_symbol *	c_anchor	The anchor of the text.
t_symbol *	c_justify	The justification of the text.

struct t_egobj

The drawing object.

It contains the all the informations to be drawn.

Data Fields
egraphics_types	e_type	The type of the graphical object.
int	e_filled	The filled state of the graphical object.
t_symbol *	e_color	The color of the graphical object.
float	e_width	The line width of the graphical object.
t_pt *	e_points	The points of the graphical object.
long	e_npoints	The number of points of the graphical object.
float	e_roundness	The roundness of the graphical object.
t_efont	e_font	The font of the graphical object.
t_symbol *	e_anchor	The anchor of the graphical object.
t_symbol *	e_justify	The justification of the graphical object.
t_symbol *	e_text	The text of the graphical object.

struct t_elayer

The drawing layer.

It contains the all the informations and the graphical objects to be drawn.

Examples:: c.bang.cpp.

Data Fields
t_object *	e_owner	The layer owner.
t_symbol *	e_name	The layer name.
t_symbol *	e_id	The layer canvas ID.
int	e_state	The layer state.
t_rect	e_rect	The layer size.
t_symbol *	e_color	The layer color.
int	e_line_width	The layer line width.
t_matrix	e_matrix	The layer matrix.
t_egobj	e_new_objects	The layer new object.
t_egobj *	e_objects	The layer objects.
long	e_number_objects	The number of layer objects.

Enumeration Type Documentation

enum elayer_flags

The flags that defines the status of a layer.

It define all possible the status of a layer.

Enumerator
EGRAPHICS_OPEN	Open.
EGRAPHICS_CLOSE	Closed.
EGRAPHICS_INVALID	Invalid.
EGRAPHICS_TODRAW	To be drawn.

enum etextanchor_flags

The flags that defines the text anchor.

It define all text anchor.

Enumerator
ETEXT_UP	Up and center.
ETEXT_UP_LEFT	Up anfd left.
ETEXT_UP_RIGHT	Up anfd right.
ETEXT_DOWN	Down and center.
ETEXT_DOWN_LEFT	Down anfd left.
ETEXT_DOWN_RIGHT	Down anfd right.
ETEXT_LEFT	Left.
ETEXT_RIGHT	right.
ETEXT_CENTER	Center.

enum etextwrap_flags

The flags that defines if the text should be wrapped.

It define true or false.

Enumerator
ETEXT_NOWRAP	False.
ETEXT_WRAP	True.

enum etextjustify_flags

The flags that define the text justification.

It define all text justification.

Enumerator
ETEXT_JLEFT	Left.
ETEXT_JRIGHT	Right.
ETEXT_JCENTER	Center.

enum egraphics_types

The types of graphical object.

It define all the graphical type.

Enumerator
E_GOBJ_INVALID	This type is invalid.
E_GOBJ_PATH	This is a path.
E_GOBJ_RECT	This is a rect.
E_GOBJ_ARC	This is an arc.
E_GOBJ_OVAL	This is an oval.
E_GOBJ_TEXT	This is a text.
E_GOBJ_IMAG	This is an image.

enum epath_types

The types of path.

It define all the path type.

Enumerator
E_PATH_MOVE	This type is move.
E_PATH_CURVE	This type is curve.

Function Documentation

void egraphics_set_line_width	(	t_elayer *	g,
		float	width
	)

Sets the line width that will be used by the t_elayer.

Parameters

g	The t_elayer pointer.
width	The line width in pixel.

void egraphics_set_color_rgba	(	t_elayer *	g,
		const t_rgba *	rgba
	)

Sets the color in rgba that will be used by the t_elayer.

Parameters

g	The t_elayer pointer.
rgba	The t_rgba color.

void egraphics_set_color_rgb	(	t_elayer *	g,
		const t_rgb *	rgb
	)

Sets the color in rgb that will be used by the t_elayer.

Parameters

g	The t_elayer pointer.
rgb	The t_rgb color.

void egraphics_set_color_hex	(	t_elayer *	g,
		t_symbol *	hex
	)

Sets the color in hexadecimal that will be used by the t_elayer.

Parameters

g	The t_elayer pointer.
hex	The hexadecimal color.

void egraphics_set_color_hsla	(	t_elayer *	g,
		const t_hsla *	hsla
	)

Sets the color in hsla that will be used by the t_elayer.

Parameters

g	The t_elayer pointer.
hsla	The hsla color.

void egraphics_set_color_hsl	(	t_elayer *	g,
		const t_hsl *	hsl
	)

Sets the color in hsl that will be used by the t_elayer.

Parameters

g	The t_elayer pointer.
hsl	The hsla color.

void egraphics_matrix_init	(	t_matrix *	x,
		float	xx,
		float	yx,
		float	xy,
		float	yy,
		float	x0,
		float	y0
	)

Initializes a matrix.

Parameters

x	The t_matrix pointer.
xx	The xx coefficient.
yx	The yx coefficient.
xy	The xy coefficient.
yy	The yy coefficient.
x0	The abscissa offset.
y0	The ordiante offset.

void egraphics_set_matrix	(	t_elayer *	g,
		const t_matrix *	matrix
	)

Initializes the t_matrix of a t_elayer.

Parameters

g	The t_elayer pointer.
matrix	The t_matrix pointer.

void egraphics_rotate	(	t_elayer *	g,
		float	angle
	)

Adds a rotation to the t_matrix of a t_elayer.

Parameters

g	The t_elayer pointer.
angle	The offset of rotation in radian.

void egraphics_move_to	(	t_elayer *	g,
		float	x,
		float	y
	)

Starts a new path in a t_elayer.

All paths should start will the function.

Parameters

g	The t_elayer pointer.
x	The abscissa of the new path.
y	The ordiante of the new path.

void egraphics_line_to	(	t_elayer *	g,
		float	x,
		float	y
	)

Adds a line in the current path of a t_elayer.

The start point is the previous point in the path.

Parameters

g	The t_elayer pointer.
x	The abscissa of the end point.
y	The ordiante of the end point.

void egraphics_curve_to	(	t_elayer *	g,
		float	ctrl1x,
		float	ctrl1y,
		float	ctrl2x,
		float	ctrl2y,
		float	endx,
		float	endy
	)

Adds a bezier curve in the current path of a t_elayer.

The first point of the curve is the previous point in the path.

Parameters

g	The t_elayer pointer.
ctrl1x	The abscissa of the first control point.
ctrl1y	The ordiante of the first control point.
ctrl2x	The abscissa of the second control point.
ctrl2y	The ordiante of the second control point.
endx	The abscissa of the end point.
endy	The ordiante of the end point.

void egraphics_arc_to	(	t_elayer *	g,
		float	cx,
		float	cy,
		float	extend
	)

Adds an arc to the current path of a t_elayer.

The start point of the arc is the previous point in the path.

Parameters

g	The t_elayer pointer.
cx	The abscissa of the center of the arc.
cy	The ordiante of the center of the arc.
extend	The extend angle in radian.

void egraphics_arc_oval_to	(	t_elayer *	g,
		float	cx,
		float	cy,
		float	radius,
		float	extend
	)

Adds an oval arc to the current path of a t_elayer.

The start point of the oval arc is the previous point in the path and the first radius of the oval is compute with the center of the oval arc.

Parameters

g	The t_elayer pointer.
cx	The abscissa of the center of the oval arc.
cy	The ordiante of the center of the oval arc.
radius	The second radius of the oval arc.
extend	The extend angle in radian.

void egraphics_line	(	t_elayer *	g,
		float	x0,
		float	y0,
		float	x1,
		float	y1
	)

Adds a new path at specific point and link it linearly to another.

This function just call egraphics_move_to and egraphics_line_to.

Parameters

g	The t_elayer pointer.
x0	The abscissa of the first point.
y0	The ordiante of the first point.
x1	The abscissa of the second point.
y1	The ordiante of the second point.

void egraphics_curve	(	t_elayer *	g,
		float	startx,
		float	starty,
		float	ctrl1x,
		float	ctrl1y,
		float	ctrl2x,
		float	ctrl2y,
		float	endx,
		float	endy
	)

Adds a new path at specific point and continue the path with a curve.

This function just call egraphics_move_to and egraphics_curve_to.

Parameters

g	The t_elayer pointer.
startx	The abscissa of the first point.
starty	The ordiante of the first point.
ctrl1x	The abscissa of the first control point.
ctrl1y	The ordiante of the first control point.
ctrl2x	The abscissa of the second control point.
ctrl2y	The ordiante of the second control point.
endx	The abscissa of the end point.
endy	The ordiante of the end point.

void egraphics_line_fast	(	t_elayer *	g,
		float	x0,
		float	y0,
		float	x1,
		float	y1
	)

Adds a new path at specific point and link it linearly to another then draw directly the line.

This function just call egraphics_move_to, egraphics_line_to and egraphics_stroke.

Parameters

g	The t_elayer pointer.
x0	The abscissa of the first point.
y0	The ordiante of the first point.
x1	The abscissa of the second point.
y1	The ordiante of the second point.

void egraphics_close_path ( t_elayer * g )

Marks the current path as closed.

Parameters

g	The t_elayer pointer.

void egraphics_rectangle	(	t_elayer *	g,
		float	x,
		float	y,
		float	width,
		float	height
	)

Adds a rectangle in the t_elayer.

Parameters

g	The t_elayer pointer.
x	The abscissa of the rectangle.
y	The ordiante of the rectangle.
width	The width of the rectangle.
height	The height of the rectangle.

void egraphics_rectangle_rounded	(	t_elayer *	g,
		float	x,
		float	y,
		float	width,
		float	height,
		float	roundness
	)

Adds a rounded rectangle in the t_elayer.

Parameters

g	The t_elayer pointer.
x	The abscissa of the rectangle.
y	The ordiante of the rectangle.
width	The width of the rectangle.
height	The height of the rectangle.
roundness	The roundness of the angles in pixel.

void egraphics_circle	(	t_elayer *	g,
		float	xc,
		float	yc,
		float	radius
	)

Adds a circle in the t_elayer.

Parameters

g	The t_elayer pointer.
xc	The abscissa of the center of the circle.
yc	The ordiante of the center of the circle.
radius	The radius of the circle.

void egraphics_oval	(	t_elayer *	g,
		float	xc,
		float	yc,
		float	radiusx,
		float	radiusy
	)

Adds a oval in the t_elayer.

Parameters

g	The t_elayer pointer.
xc	The abscissa of the center of the oval.
yc	The ordiante of the center of the oval.
radiusx	The horizontal radius of the circle.
radiusy	The vertical radius of the circle.

void egraphics_arc	(	t_elayer *	g,
		float	xc,
		float	yc,
		float	radius,
		float	angle1,
		float	angle2
	)

Adds an arc in the t_elayer.

Parameters

g	The t_elayer pointer.
xc	The abscissa of the center of the arc.
yc	The ordiante of the center of the arc.
radius	The radius of the arc.
angle1	The first angle of the arc in radian.
angle2	The second angle of the arc in radian.

void egraphics_arc_oval	(	t_elayer *	g,
		float	xc,
		float	yc,
		float	radiusx,
		float	radiusy,
		float	angle1,
		float	angle2
	)

Adds an oval arc in the t_elayer.

Parameters

g	The t_elayer pointer.
xc	The abscissa of the center of the oval arc.
yc	The ordiante of the center of the oval arc.
radiusx	The horizontal radius of the oval arc.
radiusy	The vertical radius of the oval arc.
angle1	The first angle of the oval arc in radian.
angle2	The second angle of the oval arc in radian.

t_etext* etext_layout_create ( void )

Allocates a new t_etext layout.

Returns: The new t_etext pointer.

void etext_layout_destroy ( t_etext * textlayout )

Frees a t_etext layout.

Parameters

textlayout The t_etext pointer.

void etext_layout_set	(	t_etext *	textlayout,
		const char *	text,
		t_efont *	font,
		float	x,
		float	y,
		float	width,
		float	height,
		etextanchor_flags	anchor,
		etextjustify_flags	justify,
		etextwrap_flags	wrap
	)

Initializes a t_etext.

Parameters

textlayout	The t_etext pointer.
text	The text to draw.
font	The t_efont to use.
x	The absicssa position of the t_etext.
y	The ordinate position of the t_etext.
width	The width of the t_etext.
height	The height of the t_etext.
anchor	The anchor of the text.
justify	The justification of the text.
wrap	if the text should be wrap or not.

void etext_layout_settextcolor	(	t_etext *	textlayout,
		t_rgba *	color
	)

Sets the color of a t_etext layout.

Parameters

textlayout	The t_etext pointer.
color	The t_rgba color pointer.

t_efont* efont_create	(	t_symbol *	family,
		t_symbol *	slant,
		t_symbol *	weight,
		float	size
	)

Allocates a new t_efont.

Parameters

family	The font family.
slant	The font slant.
weight	The font weight.
size	The font size.

Returns: The new t_efont pointer.

void efont_destroy ( t_efont * font )

Frees a t_efont.

Parameters

font	The t_efont pointer.

void egraphics_fill ( t_elayer * g )

Fills the t_elayer with the current path.

Parameters

g	The t_elayer pointer.

void egraphics_fill_preserve ( t_elayer * g )

Fills the t_elayer with the current path and preserves the current path.

Parameters

g	The t_elayer pointer.

void egraphics_stroke ( t_elayer * g )

Strokes the t_elayer with the current path.

Parameters

g	The t_elayer pointer.

void egraphics_stroke_preserve ( t_elayer * g )

Strokes the t_elayer with the current path and preserves the current path.

Parameters

g	The t_elayer pointer.

void etext_layout_draw	(	t_etext *	textlayout,
		t_elayer *	g
	)

Draws the t_etext in a t_elayer.

Parameters

textlayout	The t_etext pointer.
g	The t_elayer pointer.

void rgba_set	(	t_rgba *	color,
		float	red,
		float	green,
		float	blue,
		float	alpha
	)

Intialize a t_rgba color.

Parameters

color	The t_rgba color.
red	The red component.
green	The green component.
blue	The blue component.
alpha	The alpha component.

void rgb_set	(	t_rgb *	color,
		float	red,
		float	green,
		float	blue
	)

Intialize a t_rgb color.

Parameters

color	The t_rgb color.
red	The red component.
green	The green component.
blue	The blue component.

void hsla_set	(	t_hsla *	color,
		float	hue,
		float	saturation,
		float	lightness,
		float	alpha
	)

Intialize a t_hsla color.

Parameters

color	The t_hsla color.
hue	The hue component.
saturation	The saturation component.
lightness	The luminosity component.
alpha	The alpha component.

void hsl_set	(	t_hsl *	color,
		float	hue,
		float	saturation,
		float	lightness
	)

Intialize a t_hsl color.

Parameters

color	The t_hsl color.
hue	The hue component.
saturation	The saturation component.
lightness	The luminosity component.

char* rgba_to_hex ( t_rgba color )

Converts a t_rgba color to an hexadecimal color.

Parameters

color The t_rgba color.

Returns: The hexadecimal color.

char* rgb_to_hex ( t_rgb color )

Converts a t_rgb color to an hexadecimal color.

Parameters

color The t_rgb color.

Returns: The hexadecimal color.

char* hsla_to_hex ( t_hsla color )

Converts a t_hsla color to an hexadecimal color.

Parameters

color The t_hsla color.

Returns: The hexadecimal color.

char* hsl_to_hex ( t_hsl color )

Converts a t_hsl color to an hexadecimal color.

Parameters

color The t_hsl color.

Returns: The hexadecimal color.

t_hsla rgba_to_hsla ( t_rgba color )

Converts a t_rgba color to a t_hsla color.

Parameters

color The t_rgba color.

Returns: The t_hsla color.

t_hsl rgb_to_hsl ( t_rgb color )

Converts a t_rgb color to a t_hsl color.

Parameters

color The t_rgb color.

Returns: The t_hsl color.

t_rgba hex_to_rgba ( char * color )

Converts an hexadecimal color to a t_rgba color.

Parameters

color The hexadecimal color.

Returns: The t_rgba color.

t_rgb hex_to_rgb ( char * color )

Converts an hexadecimal color to a t_rgb color.

Parameters

color The hexadecimal color.

Returns: The t_rgb color.

t_rgba hsla_to_rgba ( t_hsla color )

Converts a t_hsla color to a t_rgba color.

Parameters

color The t_hsla color.

Returns: The t_rgba color.

t_rgb hsl_to_rgb ( t_hsl color )

Converts a t_hsl color to a t_rgb color.

Parameters

color The t_hsl color.

Returns: The t_rgb color.

t_rgba rgba_addContrast	(	t_rgba	color,
		float	contrast
	)

Adds some constrast to a t_rgba color.

Adds the constrast value to all the component of the color.

Parameters

color	The t_rgba color.
contrast	The contrast value.

Returns: The new t_rgba color.

t_rgb rgb_addContrast	(	t_rgb	color,
		float	contrast
	)

Adds some constrast to a t_rgb color.

Adds the constrast value to all the component of the color.

Parameters

color	The t_rgb color.
contrast	The contrast value.

Returns: The new t_rgb color.

Data Structures

Macros

Enumerations

Functions

Variables

Detailed Description

Data Structure Documentation

Enumeration Type Documentation

Function Documentation