metrics.c File Reference

Metric functions Rect, point and rect list calculations. More...

#include "kernel.h"
#include <stdio.h>
#include <stdarg.h>

Functions
void	PointAssign (TPoint *p, l_int x, l_int y)
	Assign a point with the specified x and y coordinates.
l_bool	PointInRect (TPoint p, TRect r)
	Calculates wherever a point is located in the specified rectangle.
void	RectAssign (TRect *r, l_int ax, l_int ay, l_int bx, l_int by)
	Assigns the specified coordinates to a rectangle structure.
void	RectMove (TRect *d, TRect r, TPoint p)
	Moves a rectangle using a point to define x and y move.
void	RectUnMove (TRect *d, TRect r, TPoint p)
	Moves a rectangle back from a prevoius call of RectMove.
l_int	GetXDelta (TRect r)
	Calculates the position of the x coordinate of the rectangle.
l_int	GetYDelta (TRect r)
	Calculates the position of the y coordinate of the rectangle.
l_int	GetWidth (TRect r)
	Calculates the width of the rectangle.
l_int	GetHeight (TRect r)
	Calculates the height of the rectangle.
l_bool	RectOverlay (TRect r, TRect d)
	Dertermines if rects r and d has a common part.
void	RectIntersept (TRect *i, TRect r, TRect d)
	Calculate the common part of r and d ans assign it into i.

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Detailed Description

Metric functions Rect, point and rect list calculations.

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