gecko/gfx/thebes/gfxPoint.h
Bas Schouten 1fb2634ff2 Bug 651858 - Part 1: Add the Azure API and Direct2D backend. r=jrmuizel sr=roc
--HG--
rename : gfx/src/BaseMargin.h => gfx/2d/BaseMargin.h
rename : gfx/src/BasePoint.h => gfx/2d/BasePoint.h
rename : gfx/src/BaseRect.h => gfx/2d/BaseRect.h
rename : gfx/src/BaseSize.h => gfx/2d/BaseSize.h
2011-06-24 19:41:16 +02:00

79 lines
3.0 KiB
C

/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
* ***** 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 Oracle Corporation code.
*
* The Initial Developer of the Original Code is Oracle Corporation.
* Portions created by the Initial Developer are Copyright (C) 2005
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Stuart Parmenter <pavlov@pavlov.net>
*
* Alternatively, the contents of this file may be used under the terms of
* either 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 GFX_POINT_H
#define GFX_POINT_H
#include "nsMathUtils.h"
#include "mozilla/gfx/BaseSize.h"
#include "mozilla/gfx/BasePoint.h"
#include "nsSize.h"
#include "nsPoint.h"
#include "gfxTypes.h"
typedef nsIntSize gfxIntSize;
struct THEBES_API gfxSize : public mozilla::gfx::BaseSize<gfxFloat, gfxSize> {
typedef mozilla::gfx::BaseSize<gfxFloat, gfxSize> Super;
gfxSize() : Super() {}
gfxSize(gfxFloat aWidth, gfxFloat aHeight) : Super(aWidth, aHeight) {}
gfxSize(const nsIntSize& aSize) : Super(aSize.width, aSize.height) {}
};
struct THEBES_API gfxPoint : public mozilla::gfx::BasePoint<gfxFloat, gfxPoint> {
typedef mozilla::gfx::BasePoint<gfxFloat, gfxPoint> Super;
gfxPoint() : Super() {}
gfxPoint(gfxFloat aX, gfxFloat aY) : Super(aX, aY) {}
gfxPoint(const nsIntPoint& aPoint) : Super(aPoint.x, aPoint.y) {}
// Round() is *not* rounding to nearest integer if the values are negative.
// They are always rounding as floor(n + 0.5).
// See https://bugzilla.mozilla.org/show_bug.cgi?id=410748#c14
// And if you need similar method which is using NS_round(), you should
// create new |RoundAwayFromZero()| method.
gfxPoint& Round() {
x = floor(x + 0.5);
y = floor(y + 0.5);
return *this;
}
};
#endif /* GFX_POINT_H */