rect.cpp File Reference

#include "rect.h"
#include "strngs.h"

Go to the source code of this file.

Functions
DLLSYM TBOX &	operator+= (TBOX &op1, const TBOX &op2)
TBOX &	operator &= (TBOX &op1, const TBOX &op2)

Function Documentation

operator &=()

TBOX& operator&=	(	TBOX &	op1,
		const TBOX &	op2
	)

Definition at line 230 of file rect.cpp.

                                             {
  if (op1.overlap (op2)) {
    if (op2.bot_left.x () > op1.bot_left.x ())
      op1.bot_left.set_x (op2.bot_left.x ());

    if (op2.top_right.x () < op1.top_right.x ())
      op1.top_right.set_x (op2.top_right.x ());

    if (op2.bot_left.y () > op1.bot_left.y ())
      op1.bot_left.set_y (op2.bot_left.y ());

    if (op2.top_right.y () < op1.top_right.y ())
      op1.top_right.set_y (op2.top_right.y ());
  }
  else {
    op1.bot_left.set_x (INT16_MAX);
    op1.bot_left.set_y (INT16_MAX);
    op1.top_right.set_x (-INT16_MAX);
    op1.top_right.set_y (-INT16_MAX);
  }
  return op1;
}

operator+=()

DLLSYM TBOX& operator+=	(	TBOX &	op1,
		const TBOX &	op2
	)

Definition at line 205 of file rect.cpp.

                  {
  if (op2.bot_left.x () < op1.bot_left.x ())
    op1.bot_left.set_x (op2.bot_left.x ());

  if (op2.top_right.x () > op1.top_right.x ())
    op1.top_right.set_x (op2.top_right.x ());

  if (op2.bot_left.y () < op1.bot_left.y ())
    op1.bot_left.set_y (op2.bot_left.y ());

  if (op2.top_right.y () > op1.top_right.y ())
    op1.top_right.set_y (op2.top_right.y ());

  return op1;
}