зеркало из https://github.com/mozilla/pjs.git
140 строки
4.5 KiB
C
140 строки
4.5 KiB
C
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* ***** BEGIN LICENSE BLOCK *****
|
|
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
|
|
*
|
|
* The contents of this file are subject to the Mozilla Public License Version
|
|
* 1.1 (the "License"); you may not use this file except in compliance with
|
|
* the License. You may obtain a copy of the License at
|
|
* http://www.mozilla.org/MPL/
|
|
*
|
|
* Software distributed under the License is distributed on an "AS IS" basis,
|
|
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
|
|
* for the specific language governing rights and limitations under the
|
|
* License.
|
|
*
|
|
* The Original Code is mozilla.org code.
|
|
*
|
|
* The Initial Developer of the Original Code is
|
|
* Netscape Communications Corporation.
|
|
* Portions created by the Initial Developer are Copyright (C) 1998
|
|
* the Initial Developer. All Rights Reserved.
|
|
*
|
|
* Contributor(s):
|
|
*
|
|
* Alternatively, the contents of this file may be used under the terms of
|
|
* either of the GNU General Public License Version 2 or later (the "GPL"),
|
|
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
|
|
* in which case the provisions of the GPL or the LGPL are applicable instead
|
|
* of those above. If you wish to allow use of your version of this file only
|
|
* under the terms of either the GPL or the LGPL, and not to allow others to
|
|
* use your version of this file under the terms of the MPL, indicate your
|
|
* decision by deleting the provisions above and replace them with the notice
|
|
* and other provisions required by the GPL or the LGPL. If you do not delete
|
|
* the provisions above, a recipient may use your version of this file under
|
|
* the terms of any one of the MPL, the GPL or the LGPL.
|
|
*
|
|
* ***** END LICENSE BLOCK ***** */
|
|
|
|
#ifndef NSPOINT_H
|
|
#define NSPOINT_H
|
|
|
|
#include "nsCoord.h"
|
|
|
|
struct nsPoint {
|
|
nscoord x, y;
|
|
|
|
// Constructors
|
|
nsPoint() {}
|
|
nsPoint(const nsPoint& aPoint) { x = aPoint.x; y = aPoint.y;}
|
|
nsPoint(nscoord aX, nscoord aY) { VERIFY_COORD(aX); VERIFY_COORD(aY); x = aX; y = aY;}
|
|
|
|
void MoveTo(nscoord aX, nscoord aY) {x = aX; y = aY;}
|
|
void MoveBy(nscoord aDx, nscoord aDy) {x += aDx; y += aDy;}
|
|
|
|
// Overloaded operators. Note that '=' isn't defined so we'll get the
|
|
// compiler generated default assignment operator
|
|
PRBool operator==(const nsPoint& aPoint) const {
|
|
return (PRBool) ((x == aPoint.x) && (y == aPoint.y));
|
|
}
|
|
PRBool operator!=(const nsPoint& aPoint) const {
|
|
return (PRBool) ((x != aPoint.x) || (y != aPoint.y));
|
|
}
|
|
nsPoint operator+(const nsPoint& aPoint) const {
|
|
return nsPoint(x + aPoint.x, y + aPoint.y);
|
|
}
|
|
nsPoint operator-(const nsPoint& aPoint) const {
|
|
return nsPoint(x - aPoint.x, y - aPoint.y);
|
|
}
|
|
nsPoint& operator+=(const nsPoint& aPoint) {
|
|
x += aPoint.x;
|
|
y += aPoint.y;
|
|
return *this;
|
|
}
|
|
nsPoint& operator-=(const nsPoint& aPoint) {
|
|
x -= aPoint.x;
|
|
y -= aPoint.y;
|
|
return *this;
|
|
}
|
|
|
|
nsPoint operator-() const {
|
|
return nsPoint(-x, -y);
|
|
}
|
|
};
|
|
|
|
#ifdef NS_COORD_IS_FLOAT
|
|
struct nsIntPoint {
|
|
PRInt32 x, y;
|
|
|
|
// Constructors
|
|
nsIntPoint() {}
|
|
nsIntPoint(const nsIntPoint& aPoint) { x = aPoint.x; y = aPoint.y;}
|
|
nsIntPoint(PRInt32 aX, PRInt32 aY) { x = aX; y = aY;}
|
|
|
|
void MoveTo(PRInt32 aX, PRInt32 aY) {x = aX; y = aY;}
|
|
};
|
|
|
|
typedef nsPoint nsFloatPoint;
|
|
#else
|
|
typedef nsPoint nsIntPoint;
|
|
|
|
struct nsFloatPoint {
|
|
float x, y;
|
|
|
|
// Constructors
|
|
nsFloatPoint() {}
|
|
nsFloatPoint(const nsFloatPoint& aPoint) {x = aPoint.x; y = aPoint.y;}
|
|
nsFloatPoint(float aX, float aY) {x = aX; y = aY;}
|
|
|
|
void MoveTo(float aX, float aY) {x = aX; y = aY;}
|
|
void MoveTo(nscoord aX, nscoord aY) {x = (float)aX; y = (float)aY;}
|
|
void MoveBy(float aDx, float aDy) {x += aDx; y += aDy;}
|
|
|
|
// Overloaded operators. Note that '=' isn't defined so we'll get the
|
|
// compiler generated default assignment operator
|
|
PRBool operator==(const nsFloatPoint& aPoint) const {
|
|
return (PRBool) ((x == aPoint.x) && (y == aPoint.y));
|
|
}
|
|
PRBool operator!=(const nsFloatPoint& aPoint) const {
|
|
return (PRBool) ((x != aPoint.x) || (y != aPoint.y));
|
|
}
|
|
nsFloatPoint operator+(const nsFloatPoint& aPoint) const {
|
|
return nsFloatPoint(x + aPoint.x, y + aPoint.y);
|
|
}
|
|
nsFloatPoint operator-(const nsFloatPoint& aPoint) const {
|
|
return nsFloatPoint(x - aPoint.x, y - aPoint.y);
|
|
}
|
|
nsFloatPoint& operator+=(const nsFloatPoint& aPoint) {
|
|
x += aPoint.x;
|
|
y += aPoint.y;
|
|
return *this;
|
|
}
|
|
nsFloatPoint& operator-=(const nsFloatPoint& aPoint) {
|
|
x -= aPoint.x;
|
|
y -= aPoint.y;
|
|
return *this;
|
|
}
|
|
};
|
|
#endif // !NS_COORD_IS_FLOAT
|
|
|
|
#endif /* NSPOINT_H */
|