Files
palemoon27/dom/base/DOMRect.cpp
T
roytam1 c08eaf90ca import change from rmottola/Arctic-Fox:
- Bug 1142761 - Move CallSetter into ScriptedIndirectProxyHandler so it will eventually be deleted along with its only remaining caller. (a5a0b3f6b)
- Bug 1143810 - Remove some XPConnect JSClass::setProperty hooks that are not needed anymore. (4eda6a60b)
- Bug 1142195 - Remove some unused class declarations in the DOM Cache code (afd802623)
- Bug 1145345 - Account for a greater variety of rounding errors when comparing coordinates (6a41f34f3)
- Bug 1145787 - Put a misplaced assertion into its proper place. (7f760a66d)
- Bug 1146059 - Remove Response.finalURL. (230d9fa50)
- Bug 1134324 - Set CORS mode and credentials on Fetch event Request. r=michal (772fcac8f)
- Bug 1136200 - Verify request type is not no-cors if response is opaque (396c9bfb4)
- Bug 1144249 - fix fetch no-cors mode. r=bkelly (af9656291)
- Bug 1144876 - Stop spamming stderr with a warning every time that we encounter a document that is not controlled by a service worker; (0a5c5fbfd)
- Bug 1117172 part 1. Allow passing an optional aGivenProto to binding Wrap methods. (8aea85046)
- Bug 1117172 part 2. Change the non-wrappercached WrapObject methods to allow passing in aGivenProto. r=peterv (13146be83)
- Bug 1117172 part 3. Change the wrappercached WrapObject methods to al low passing in aGivenProto. r=peterv (1621ef48d)
- Bug 1146293 - Fix coding style break (intent and line length) caused by Bug 1117172 and Bug 1145631. (0822709f1)
- Bug 1121298 - Part 1: refactor MozNDEFRecord cstor. (6e57a37ec)
- Bug 1121298 - Part 2: Add Constructor(uri) for MozNDEFRecord. (46f921bcf)
- Bug 1121298 - Part 3. add getAsURI. (e67cad94b)
- Bug 1138886 - Structured Clone for MozNDEFRecord. (With adaptations of Bug 1117172 part 3) (b83b7f684)
- Bug 1143504 - Disconnect the Cache object from its actor when it gets cycle collected. (dae58dcdd)
2019-06-21 11:00:47 +08:00

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "mozilla/dom/DOMRect.h"
#include "nsPresContext.h"
#include "mozilla/dom/DOMRectListBinding.h"
#include "mozilla/dom/DOMRectBinding.h"
using namespace mozilla;
using namespace mozilla::dom;
NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(DOMRectReadOnly, mParent)
NS_IMPL_CYCLE_COLLECTING_ADDREF(DOMRectReadOnly)
NS_IMPL_CYCLE_COLLECTING_RELEASE(DOMRectReadOnly)
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(DOMRectReadOnly)
NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
NS_INTERFACE_MAP_ENTRY(nsISupports)
NS_INTERFACE_MAP_END
JSObject*
DOMRectReadOnly::WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto)
{
MOZ_ASSERT(mParent);
return DOMRectReadOnlyBinding::Wrap(aCx, this, aGivenProto);
}
// -----------------------------------------------------------------------------
NS_IMPL_ISUPPORTS_INHERITED(DOMRect, DOMRectReadOnly, nsIDOMClientRect)
#define FORWARD_GETTER(_name) \
NS_IMETHODIMP \
DOMRect::Get ## _name(float* aResult) \
{ \
*aResult = float(_name()); \
return NS_OK; \
}
FORWARD_GETTER(Left)
FORWARD_GETTER(Top)
FORWARD_GETTER(Right)
FORWARD_GETTER(Bottom)
FORWARD_GETTER(Width)
FORWARD_GETTER(Height)
JSObject*
DOMRect::WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto)
{
MOZ_ASSERT(mParent);
return DOMRectBinding::Wrap(aCx, this, aGivenProto);
}
already_AddRefed<DOMRect>
DOMRect::Constructor(const GlobalObject& aGlobal, ErrorResult& aRV)
{
nsRefPtr<DOMRect> obj =
new DOMRect(aGlobal.GetAsSupports(), 0.0, 0.0, 0.0, 0.0);
return obj.forget();
}
already_AddRefed<DOMRect>
DOMRect::Constructor(const GlobalObject& aGlobal, double aX, double aY,
double aWidth, double aHeight, ErrorResult& aRV)
{
nsRefPtr<DOMRect> obj =
new DOMRect(aGlobal.GetAsSupports(), aX, aY, aWidth, aHeight);
return obj.forget();
}
// -----------------------------------------------------------------------------
NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(DOMRectList, mParent, mArray)
NS_INTERFACE_TABLE_HEAD(DOMRectList)
NS_WRAPPERCACHE_INTERFACE_TABLE_ENTRY
NS_INTERFACE_TABLE(DOMRectList, nsIDOMClientRectList)
NS_INTERFACE_TABLE_TO_MAP_SEGUE_CYCLE_COLLECTION(DOMRectList)
NS_INTERFACE_MAP_END
NS_IMPL_CYCLE_COLLECTING_ADDREF(DOMRectList)
NS_IMPL_CYCLE_COLLECTING_RELEASE(DOMRectList)
NS_IMETHODIMP
DOMRectList::GetLength(uint32_t* aLength)
{
*aLength = Length();
return NS_OK;
}
NS_IMETHODIMP
DOMRectList::Item(uint32_t aIndex, nsIDOMClientRect** aReturn)
{
NS_IF_ADDREF(*aReturn = Item(aIndex));
return NS_OK;
}
JSObject*
DOMRectList::WrapObject(JSContext *cx, JS::Handle<JSObject*> aGivenProto)
{
return mozilla::dom::DOMRectListBinding::Wrap(cx, this, aGivenProto);
}
static double
RoundFloat(double aValue)
{
return floor(aValue + 0.5);
}
void
DOMRect::SetLayoutRect(const nsRect& aLayoutRect)
{
double scale = 65536.0;
// Round to the nearest 1/scale units. We choose scale so it can be represented
// exactly by machine floating point.
double scaleInv = 1/scale;
double t2pScaled = scale/nsPresContext::AppUnitsPerCSSPixel();
double x = RoundFloat(aLayoutRect.x*t2pScaled)*scaleInv;
double y = RoundFloat(aLayoutRect.y*t2pScaled)*scaleInv;
SetRect(x, y, RoundFloat(aLayoutRect.XMost()*t2pScaled)*scaleInv - x,
RoundFloat(aLayoutRect.YMost()*t2pScaled)*scaleInv - y);
}