primitives.c File Reference

Definitions of primitives drawing functions. More...

Go to the source code of this file.

Functions
Primitives drawing functions
The drawing functions all take the smallest possible number of parameters to put something on the screen: some coordinates. Drawing parameters are set with the graphics parameter functions.
void	ts5_draw_pixel (double x, double y)
	Draw a pixel. More...
TS5_COLOR	ts5_get_pixel_color (double x, double y)
	Get the color of a pixel. More...
void	ts5_draw_line (double x1, double y1, double x2, double y2)
	Draw a line segment. More...
void	ts5_draw_rectangle (double x1, double y1, double x2, double y2)
	Draw a rectangle. More...
void	ts5_draw_rounded_rectangle (double x1, double y1, double x2, double y2, double rx, double ry)
	Draw a rounded rectangle. More...
void	ts5_draw_triangle (double x1, double y1, double x2, double y2, double x3, double y3)
	Draw a triangle. More...
void	ts5_draw_circle (double cx, double cy, double r)
	Draw a circle. More...
void	ts5_draw_ellipse (double cx, double cy, double rx, double ry)
	Draw an ellipse. More...
void	ts5_draw_arc (double cx, double cy, double r, double start, double delta)
	Draw an arc. More...

Detailed Description

Definitions of primitives drawing functions.

Definition in file primitives.c.

Function Documentation

void ts5_draw_pixel	(	double	x,
		double	y
	)

Draw a pixel.

Parameters

x	Horizontal position of the pixel.
y	Vertical position of the pixel.

Examples:

display06.c, primitives01.c, primitives02.c, primitives03.c, and primitives04.c.

Definition at line 43 of file primitives.c.

TS5_COLOR ts5_get_pixel_color	(	double	x,
		double	y
	)

Get the color of a pixel.

Parameters

x	Horizontal position of the pixel.
y	Vertical position of the pixel.

Return value: TS5_COLOR structure.

Definition at line 84 of file primitives.c.

void ts5_draw_line	(	double	x1,
		double	y1,
		double	x2,
		double	y2
	)

Draw a line segment.

Parameters

x1	Horizontal position of the start point of the line segment.
y1	Vertical position of the start point of the line segment.
x2	Horizontal position of the end point of the line segment.
y2	Vertical position of the end point of the line segment.

Examples:

display06.c, primitives01.c, primitives02.c, primitives03.c, primitives04.c, and textio01.c.

Definition at line 116 of file primitives.c.

void ts5_draw_rectangle	(	double	x1,
		double	y1,
		double	x2,
		double	y2
	)

Draw a rectangle.

Parameters

x1	Horizontal position of the first corner of the rectangle.
y1	Vertical position of the first corner of the rectangle.
x2	Horizontal position of the second corner of the rectangle.
y2	Vertical position of the second corner of the rectangle.

Examples:

display06.c, graphics05.c, mouse02.c, primitives01.c, primitives02.c, primitives03.c, and primitives04.c.

Definition at line 156 of file primitives.c.

void ts5_draw_rounded_rectangle	(	double	x1,
		double	y1,
		double	x2,
		double	y2,
		double	rx,
		double	ry
	)

Draw a rounded rectangle.

Parameters

x1	Horizontal position of the first corner of the rectangle.
y1	Vertical position of the first corner of the rectangle.
x2	Horizontal position of the second corner of the rectangle.
y2	Vertical position of the second corner of the rectangle.
rx	Horizontal radius of the round.
ry	Vertical radius of the round.

Examples:

display06.c, primitives01.c, primitives02.c, primitives03.c, and primitives04.c.

Definition at line 206 of file primitives.c.

void ts5_draw_triangle	(	double	x1,
		double	y1,
		double	x2,
		double	y2,
		double	x3,
		double	y3
	)

Draw a triangle.

Parameters

x1	Horizontal position of the first corner of the triangle.
y1	Vertical position of the first corner of the triangle.
x2	Horizontal position of the second corner of the triangle.
y2	Vertical position of the second corner of the triangle.
x3	Horizontal position of the third corner of the triangle.
y3	Vertical position of the third corner of the triangle.

Examples:

display06.c, primitives01.c, primitives02.c, primitives03.c, and primitives04.c.

Definition at line 285 of file primitives.c.

void ts5_draw_circle	(	double	cx,
		double	cy,
		double	r
	)

Draw a circle.

Parameters

cx	Horizontal position of the center of the circle.
cy	Vertical position of the center of the circle.
r	Radius of the circle.

Examples:

bitmaps05.c, display06.c, graphics01.c, graphics02.c, graphics03.c, graphics04.c, graphics06.c, graphics07.c, graphics08.c, graphics09.c, primitives01.c, primitives02.c, primitives03.c, and primitives04.c.

Definition at line 339 of file primitives.c.

void ts5_draw_ellipse	(	double	cx,
		double	cy,
		double	rx,
		double	ry
	)

Draw an ellipse.

Parameters

cx	Horizontal position of the center of the ellipse.
cy	Vertical position of the center of the ellipse.
rx	Horizontal radius of the ellipse.
ry	Vertical radius of the ellipse.

Examples:

display06.c, primitives01.c, primitives02.c, primitives03.c, and primitives04.c.

Definition at line 381 of file primitives.c.

void ts5_draw_arc	(	double	cx,
		double	cy,
		double	r,
		double	start,
		double	delta
	)

Draw an arc.

Parameters

cx	Horizontal position of the center of the arc.
cy	Vertical position of the center of the arc.
r	Radius of the arc.
start	The initial angle of the arc (0.0 = west, 90.0 = north, ...).
delta	Span of the arc (positive is counter clockwise, negative is clockwise).

Examples:

display06.c, primitives01.c, primitives02.c, primitives03.c, and primitives04.c.

Definition at line 428 of file primitives.c.