layout/style/nsDOMCSSRGBColor.cpp

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   3  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
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  15  * The Original Code is mozilla.org code.
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  17  * The Initial Developer of the Original Code is
  18  * Christopher A. Aillon <christopher@aillon.com>
  19  * Portions created by the Initial Developer are Copyright (C) 2002
  20  * the Initial Developer. All Rights Reserved.
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  22  * Contributor(s):
  23  *   Christopher A. Aillon <christopher@aillon.com>
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  37  * ***** END LICENSE BLOCK ***** */
  38
  39 /* DOM object representing color values in DOM computed style */
  40
  41 #include "nsISupports.h"
  42 #include "nsCOMPtr.h"
  43 #include "nsIDOMCSSPrimitiveValue.h"
  44 #include "nsDOMCSSRGBColor.h"
  45 #include "nsContentUtils.h"
  46
  47 nsDOMCSSRGBColor::nsDOMCSSRGBColor(nsIDOMCSSPrimitiveValue* aRed,
  48                                    nsIDOMCSSPrimitiveValue* aGreen,
  49                                    nsIDOMCSSPrimitiveValue* aBlue,
  50                                    nsIDOMCSSPrimitiveValue* aAlpha,
  51                                    PRBool aHasAlpha)
  52   : mRed(aRed), mGreen(aGreen), mBlue(aBlue), mAlpha(aAlpha)
  53   , mHasAlpha(aHasAlpha)
  54 {
  55 }
  56
  57 nsDOMCSSRGBColor::~nsDOMCSSRGBColor(void)
  58 {
  59 }
  60
  61 NS_INTERFACE_MAP_BEGIN(nsDOMCSSRGBColor)
  62   NS_INTERFACE_MAP_ENTRY(nsIDOMRGBColor)
  63   NS_INTERFACE_MAP_ENTRY(nsIDOMNSRGBAColor)
  64   NS_INTERFACE_MAP_ENTRY(nsISupports)
  65   NS_INTERFACE_MAP_ENTRY_CONTENT_CLASSINFO(CSSRGBColor)
  66 NS_INTERFACE_MAP_END
  67
  68 NS_IMPL_ADDREF(nsDOMCSSRGBColor)
  69 NS_IMPL_RELEASE(nsDOMCSSRGBColor)
  70
  71
  72 NS_IMETHODIMP
  73 nsDOMCSSRGBColor::GetRed(nsIDOMCSSPrimitiveValue** aRed)
  74 {
  75   NS_ENSURE_TRUE(mRed, NS_ERROR_NOT_INITIALIZED);
  76   *aRed = mRed;
  77   NS_ADDREF(*aRed);
  78   return NS_OK;
  79 }
  80
  81 NS_IMETHODIMP
  82 nsDOMCSSRGBColor::GetGreen(nsIDOMCSSPrimitiveValue** aGreen)
  83 {
  84   NS_ENSURE_TRUE(mGreen, NS_ERROR_NOT_INITIALIZED);
  85   *aGreen = mGreen;
  86   NS_ADDREF(*aGreen);
  87   return NS_OK;
  88 }
  89
  90 NS_IMETHODIMP
  91 nsDOMCSSRGBColor::GetBlue(nsIDOMCSSPrimitiveValue** aBlue)
  92 {
  93   NS_ENSURE_TRUE(mBlue, NS_ERROR_NOT_INITIALIZED);
  94   *aBlue = mBlue;
  95   NS_ADDREF(*aBlue);
  96   return NS_OK;
  97 }
  98
  99 NS_IMETHODIMP
 100 nsDOMCSSRGBColor::GetAlpha(nsIDOMCSSPrimitiveValue** aAlpha)
 101 {
 102   NS_ENSURE_TRUE(mAlpha, NS_ERROR_NOT_INITIALIZED);
 103   *aAlpha = mAlpha;
 104   NS_ADDREF(*aAlpha);
 105   return NS_OK;
 106 }