gecko/layout/style/nsDOMCSSRGBColor.cpp
2012-12-14 03:01:04 -05:00

87 lines
2.3 KiB
C++

/* -*- 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/. */
/* DOM object representing color values in DOM computed style */
#include "nsDOMCSSRGBColor.h"
#include "mozilla/dom/RGBColorBinding.h"
#include "nsISupports.h"
#include "nsCOMPtr.h"
#include "nsIDOMCSSPrimitiveValue.h"
#include "nsContentUtils.h"
#include "nsROCSSPrimitiveValue.h"
using namespace mozilla;
nsDOMCSSRGBColor::nsDOMCSSRGBColor(nsROCSSPrimitiveValue* aRed,
nsROCSSPrimitiveValue* aGreen,
nsROCSSPrimitiveValue* aBlue,
nsROCSSPrimitiveValue* aAlpha,
bool aHasAlpha)
: mRed(aRed), mGreen(aGreen), mBlue(aBlue), mAlpha(aAlpha)
, mHasAlpha(aHasAlpha)
{
SetIsDOMBinding();
}
nsDOMCSSRGBColor::~nsDOMCSSRGBColor(void)
{
}
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(nsDOMCSSRGBColor)
NS_INTERFACE_MAP_ENTRY(nsIDOMRGBColor)
NS_INTERFACE_MAP_ENTRY(nsIDOMNSRGBAColor)
NS_INTERFACE_MAP_ENTRY(nsISupports)
NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
NS_INTERFACE_MAP_END
NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_4(nsDOMCSSRGBColor, mAlpha, mBlue, mGreen, mRed)
NS_IMPL_CYCLE_COLLECTING_ADDREF(nsDOMCSSRGBColor)
NS_IMPL_CYCLE_COLLECTING_RELEASE(nsDOMCSSRGBColor)
JSObject*
nsDOMCSSRGBColor::WrapObject(JSContext *aCx, JSObject *aScope, bool *aTried)
{
return dom::RGBColorBinding::Wrap(aCx, aScope, this, aTried);
}
NS_IMETHODIMP
nsDOMCSSRGBColor::GetRed(nsIDOMCSSPrimitiveValue** aRed)
{
NS_ENSURE_TRUE(mRed, NS_ERROR_NOT_INITIALIZED);
*aRed = mRed;
NS_ADDREF(*aRed);
return NS_OK;
}
NS_IMETHODIMP
nsDOMCSSRGBColor::GetGreen(nsIDOMCSSPrimitiveValue** aGreen)
{
NS_ENSURE_TRUE(mGreen, NS_ERROR_NOT_INITIALIZED);
*aGreen = mGreen;
NS_ADDREF(*aGreen);
return NS_OK;
}
NS_IMETHODIMP
nsDOMCSSRGBColor::GetBlue(nsIDOMCSSPrimitiveValue** aBlue)
{
NS_ENSURE_TRUE(mBlue, NS_ERROR_NOT_INITIALIZED);
*aBlue = mBlue;
NS_ADDREF(*aBlue);
return NS_OK;
}
NS_IMETHODIMP
nsDOMCSSRGBColor::GetAlpha(nsIDOMCSSPrimitiveValue** aAlpha)
{
NS_ENSURE_TRUE(mAlpha, NS_ERROR_NOT_INITIALIZED);
*aAlpha = mAlpha;
NS_ADDREF(*aAlpha);
return NS_OK;
}