gooey_canvas.h File Reference

#include "core/gooey_backend_internal.h"
#include "core/gooey_common.h"

Go to the source code of this file.

Functions
GooeyCanvas *	GooeyCanvas_Add (GooeyWindow *win, int x, int y, int width, int height)
	Adds a canvas to the window.
void	GooeyCanvas_DrawRectangle (GooeyCanvas *canvas, int x, int y, int width, int height, unsigned long color_hex, bool is_filled)
	Draws a rectangle onto the user-defined canvas.
void	GooeyCanvas_DrawLine (GooeyCanvas *canvas, int x1, int y1, int x2, int y2, unsigned long color_hex)
	Draws a line onto the user-defined canvas.
void	GooeyCanvas_DrawArc (GooeyCanvas *canvas, int x_center, int y_center, int width, int height, int angle1, int angle2)
	Draws an arc onto the user-defined canvas.
void	GooeyCanvas_SetForeground (GooeyCanvas *canvas, unsigned long color_hex)
	Sets foreground of the user-defined canvas.
void	GooeyCanvas_Draw (GooeyWindow *window)

Function Documentation

GooeyCanvas_Add()

GooeyCanvas * GooeyCanvas_Add	(	GooeyWindow *	win,
		int	x,
		int	y,
		int	width,
		int	height
	)

Adds a canvas to the window.

Parameters

win	The window to add the canvas to.
x	The x-coordinate of the canvas' position.
y	The y-coordinate of the canvas' position.
width	The width of the canvas.
height	The height of the canvas.

Returns

A new GooeyCanvas object.

GooeyCanvas_Draw()

void GooeyCanvas_Draw

(

GooeyWindow *

window

)

GooeyCanvas_DrawArc()

void GooeyCanvas_DrawArc	(	GooeyCanvas *	canvas,
		int	x_center,
		int	y_center,
		int	width,
		int	height,
		int	angle1,
		int	angle2
	)

Draws an arc onto the user-defined canvas.

Parameters

canvas	The user-defined canvas.
x_center	The x-coordinate of the arc.
y_center	The y-coordinate of the arc.
width	The width of the arc.
height	The height of the arc.
angle1	starting angle of the arc.
angle2	end angle of the arc.

GooeyCanvas_DrawLine()

void GooeyCanvas_DrawLine	(	GooeyCanvas *	canvas,
		int	x1,
		int	y1,
		int	x2,
		int	y2,
		unsigned long	color_hex
	)

Draws a line onto the user-defined canvas.

Parameters

canvas	The user-defined canvas.
x1	The x-coordinate of the origin point of the line.
y1	The y-coordinate of the origin point of the line.
x2	The x-coordinate of the last point of the line.
y2	The y-coordinate of the last point of the line.
color_hex	The color of the line in hexadecimal.

GooeyCanvas_DrawRectangle()

void GooeyCanvas_DrawRectangle	(	GooeyCanvas *	canvas,
		int	x,
		int	y,
		int	width,
		int	height,
		unsigned long	color_hex,
		bool	is_filled
	)

Draws a rectangle onto the user-defined canvas.

Parameters

canvas	The user-defined canvas.
x	The x-coordinate of the rectangle.
y	The y-coordinate of the rectangle.
width	The width of the rectangle.
height	The height of the rectangle.
color_hex	The color of the rectangle in hexadecimal.
is_filled	If true, the rectangle is filled with a solid color. If false it is hollow.

GooeyCanvas_SetForeground()

void GooeyCanvas_SetForeground	(	GooeyCanvas *	canvas,
		unsigned long	color_hex
	)

Sets foreground of the user-defined canvas.

Parameters

canvas	The user-defined canvas.
color_hex	The foreground color in hexadecimal.