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56 lines
1.7 KiB
C
56 lines
1.7 KiB
C
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef GFX_POINT_H
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#define GFX_POINT_H
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#include "nsMathUtils.h"
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#include "mozilla/gfx/BaseSize.h"
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#include "mozilla/gfx/BasePoint.h"
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#include "nsSize.h"
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#include "nsPoint.h"
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#include "gfxTypes.h"
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struct gfxSize : public mozilla::gfx::BaseSize<gfxFloat, gfxSize> {
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typedef mozilla::gfx::BaseSize<gfxFloat, gfxSize> Super;
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gfxSize() : Super() {}
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gfxSize(gfxFloat aWidth, gfxFloat aHeight) : Super(aWidth, aHeight) {}
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MOZ_IMPLICIT gfxSize(const mozilla::gfx::IntSize& aSize) : Super(aSize.width, aSize.height) {}
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};
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struct gfxPoint : public mozilla::gfx::BasePoint<gfxFloat, gfxPoint> {
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typedef mozilla::gfx::BasePoint<gfxFloat, gfxPoint> Super;
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gfxPoint() : Super() {}
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gfxPoint(gfxFloat aX, gfxFloat aY) : Super(aX, aY) {}
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MOZ_IMPLICIT gfxPoint(const nsIntPoint& aPoint) : Super(aPoint.x, aPoint.y) {}
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bool WithinEpsilonOf(const gfxPoint& aPoint, gfxFloat aEpsilon) {
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return fabs(aPoint.x - x) < aEpsilon && fabs(aPoint.y - y) < aEpsilon;
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}
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};
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inline gfxPoint
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operator*(const gfxPoint& aPoint, const gfxSize& aSize)
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{
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return gfxPoint(aPoint.x * aSize.width, aPoint.y * aSize.height);
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}
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inline gfxPoint
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operator/(const gfxPoint& aPoint, const gfxSize& aSize)
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{
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return gfxPoint(aPoint.x / aSize.width, aPoint.y / aSize.height);
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}
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inline gfxSize
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operator/(gfxFloat aValue, const gfxSize& aSize)
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{
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return gfxSize(aValue / aSize.width, aValue / aSize.height);
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}
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#endif /* GFX_POINT_H */
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