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comparison: gfx/thebes/gfxPoint.h
gfx/thebes/gfxPoint.h
- changeset 0
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| -1:000000000000 | 0:6741ec4ba8d5 |
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| 1 /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*- | |
| 2 * This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 #ifndef GFX_POINT_H | |
| 7 #define GFX_POINT_H | |
| 8 | |
| 9 #include "nsMathUtils.h" | |
| 10 #include "mozilla/gfx/BaseSize.h" | |
| 11 #include "mozilla/gfx/BasePoint.h" | |
| 12 #include "nsSize.h" | |
| 13 #include "nsPoint.h" | |
| 14 | |
| 15 #include "gfxTypes.h" | |
| 16 | |
| 17 struct gfxSize : public mozilla::gfx::BaseSize<gfxFloat, gfxSize> { | |
| 18 typedef mozilla::gfx::BaseSize<gfxFloat, gfxSize> Super; | |
| 19 | |
| 20 gfxSize() : Super() {} | |
| 21 gfxSize(gfxFloat aWidth, gfxFloat aHeight) : Super(aWidth, aHeight) {} | |
| 22 gfxSize(const nsIntSize& aSize) : Super(aSize.width, aSize.height) {} | |
| 23 }; | |
| 24 | |
| 25 struct gfxPoint : public mozilla::gfx::BasePoint<gfxFloat, gfxPoint> { | |
| 26 typedef mozilla::gfx::BasePoint<gfxFloat, gfxPoint> Super; | |
| 27 | |
| 28 gfxPoint() : Super() {} | |
| 29 gfxPoint(gfxFloat aX, gfxFloat aY) : Super(aX, aY) {} | |
| 30 gfxPoint(const nsIntPoint& aPoint) : Super(aPoint.x, aPoint.y) {} | |
| 31 | |
| 32 bool WithinEpsilonOf(const gfxPoint& aPoint, gfxFloat aEpsilon) { | |
| 33 return fabs(aPoint.x - x) < aEpsilon && fabs(aPoint.y - y) < aEpsilon; | |
| 34 } | |
| 35 }; | |
| 36 | |
| 37 inline gfxPoint | |
| 38 operator*(const gfxPoint& aPoint, const gfxSize& aSize) | |
| 39 { | |
| 40 return gfxPoint(aPoint.x * aSize.width, aPoint.y * aSize.height); | |
| 41 } | |
| 42 | |
| 43 inline gfxPoint | |
| 44 operator/(const gfxPoint& aPoint, const gfxSize& aSize) | |
| 45 { | |
| 46 return gfxPoint(aPoint.x / aSize.width, aPoint.y / aSize.height); | |
| 47 } | |
| 48 | |
| 49 inline gfxSize | |
| 50 operator/(gfxFloat aValue, const gfxSize& aSize) | |
| 51 { | |
| 52 return gfxSize(aValue / aSize.width, aValue / aSize.height); | |
| 53 } | |
| 54 | |
| 55 #endif /* GFX_POINT_H */ |
