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85 lines
2.7 KiB
C++
85 lines
2.7 KiB
C++
/* -*- Mode: c++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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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 MOZILLA_GFX_RECT_H_
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#define MOZILLA_GFX_RECT_H_
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#include "BaseRect.h"
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#include "BaseMargin.h"
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#include "Point.h"
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#include "Tools.h"
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namespace mozilla {
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namespace gfx {
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struct Margin :
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public BaseMargin<Float, Margin> {
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typedef BaseMargin<Float, Margin> Super;
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// Constructors
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Margin() : Super(0, 0, 0, 0) {}
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Margin(const Margin& aMargin) : Super(aMargin) {}
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Margin(Float aTop, Float aRight, Float aBottom, Float aLeft)
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: Super(aTop, aRight, aBottom, aLeft) {}
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};
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template<class units>
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struct IntRectTyped :
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public BaseRect<int32_t, IntRectTyped<units>, IntPointTyped<units>, IntSizeTyped<units>, Margin>,
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public units {
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typedef BaseRect<int32_t, IntRectTyped<units>, IntPointTyped<units>, IntSizeTyped<units>, Margin> Super;
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IntRectTyped() : Super() {}
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IntRectTyped(IntPointTyped<units> aPos, IntSizeTyped<units> aSize) :
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Super(aPos, aSize) {}
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IntRectTyped(int32_t _x, int32_t _y, int32_t _width, int32_t _height) :
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Super(_x, _y, _width, _height) {}
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// Rounding isn't meaningful on an integer rectangle.
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void Round() {}
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void RoundIn() {}
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void RoundOut() {}
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};
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typedef IntRectTyped<UnknownUnits> IntRect;
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template<class units>
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struct RectTyped :
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public BaseRect<Float, RectTyped<units>, PointTyped<units>, SizeTyped<units>, Margin>,
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public units {
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typedef BaseRect<Float, RectTyped<units>, PointTyped<units>, SizeTyped<units>, Margin> Super;
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RectTyped() : Super() {}
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RectTyped(PointTyped<units> aPos, SizeTyped<units> aSize) :
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Super(aPos, aSize) {}
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RectTyped(Float _x, Float _y, Float _width, Float _height) :
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Super(_x, _y, _width, _height) {}
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explicit RectTyped(const IntRectTyped<units>& rect) :
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Super(float(rect.x), float(rect.y),
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float(rect.width), float(rect.height)) {}
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GFX2D_API void NudgeToIntegers()
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{
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NudgeToInteger(&(this->x));
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NudgeToInteger(&(this->y));
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NudgeToInteger(&(this->width));
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NudgeToInteger(&(this->height));
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}
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bool ToIntRect(IntRectTyped<units> *aOut) const
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{
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*aOut = IntRectTyped<units>(int32_t(this->X()), int32_t(this->Y()),
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int32_t(this->Width()), int32_t(this->Height()));
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return RectTyped<units>(Float(aOut->x), Float(aOut->y),
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Float(aOut->width), Float(aOut->height))
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.IsEqualEdges(*this);
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}
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};
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typedef RectTyped<UnknownUnits> Rect;
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}
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}
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#endif /* MOZILLA_GFX_RECT_H_ */
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