зеркало из https://github.com/mozilla/pjs.git
Fix computed style for large integers by using double instead of float. (Bug 470769) r+sr=bzbarsky
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Родитель
993e374353
Коммит
420d8226e6
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@ -3383,7 +3383,7 @@ nsComputedDOMStyle::SetValueToCoord(nsROCSSPrimitiveValue* aValue,
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break;
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case eStyleUnit_Integer:
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aValue->SetNumber(aCoord.GetIntValue());
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aValue->SetNumber(aCoord.GetIntValue()); // XXX This should really be integer
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break;
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case eStyleUnit_Enumerated:
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@ -372,12 +372,12 @@ nsROCSSPrimitiveValue::GetFloatValue(PRUint16 aUnitType, float* aReturn)
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case CSS_PERCENTAGE :
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if (mType != CSS_PERCENTAGE)
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return NS_ERROR_DOM_INVALID_ACCESS_ERR;
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*aReturn = mValue.mFloat * 100;
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*aReturn = float(mValue.mFloat * 100);
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break;
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case CSS_NUMBER :
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if (mType != CSS_NUMBER)
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return NS_ERROR_DOM_INVALID_ACCESS_ERR;
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*aReturn = mValue.mFloat;
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*aReturn = float(mValue.mFloat);
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break;
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case CSS_UNKNOWN :
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case CSS_EMS :
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@ -73,28 +73,28 @@ public:
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void SetNumber(float aValue)
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{
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Reset();
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mValue.mFloat = aValue;
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mValue.mFloat = double(aValue);
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mType = CSS_NUMBER;
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}
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void SetNumber(PRInt32 aValue)
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{
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Reset();
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mValue.mFloat = float(aValue);
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mValue.mFloat = double(aValue);
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mType = CSS_NUMBER;
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}
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void SetNumber(PRUint32 aValue)
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{
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Reset();
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mValue.mFloat = float(aValue);
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mValue.mFloat = double(aValue);
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mType = CSS_NUMBER;
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}
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void SetPercent(float aValue)
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{
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Reset();
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mValue.mFloat = aValue;
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mValue.mFloat = double(aValue);
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mType = CSS_PERCENTAGE;
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}
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@ -230,10 +230,11 @@ private:
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void GetEscapedURI(nsIURI *aURI, PRUnichar **aReturn);
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PRUint16 mType;
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PRInt32 mAppUnitsPerInch;
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union {
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nscoord mAppUnits;
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float mFloat;
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double mFloat;
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nsDOMCSSRGBColor* mColor;
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nsIDOMRect* mRect;
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PRUnichar* mString;
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@ -241,7 +242,6 @@ private:
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nsIAtom* mAtom; // FIXME use nsCSSKeyword instead
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} mValue;
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PRInt32 mAppUnitsPerInch;
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};
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#endif /* nsROCSSPrimitiveValue_h___ */
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@ -82,6 +82,7 @@ _TEST_FILES = test_acid3_test46.html \
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test_bug365932.html \
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test_bug372770.html \
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test_bug373293.html \
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test_bug373875.html \
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test_bug377947.html \
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test_bug379440.html \
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test_bug379741.html \
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@ -0,0 +1,32 @@
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<!DOCTYPE HTML>
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<html>
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=373875
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-->
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<head>
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<title>Test for Bug 373875</title>
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<script type="application/javascript" src="/MochiKit/MochiKit.js"></script>
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<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
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</head>
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<body>
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<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=373875">Mozilla Bug 373875</a>
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<p id="display"></p>
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<div id="content" style="display: none">
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</div>
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<pre id="test">
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<script type="application/javascript">
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/** Test for Bug 373875 **/
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var e = document.getElementById("display");
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e.setAttribute("style", "z-index: 2147483647"); // maximum signed 32-bit
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is(e.style.zIndex, "2147483647", "element.style should roundtrip correctly");
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is(window.getComputedStyle(e, "").zIndex, "2147483647",
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"element.style should roundtrip correctly");
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</script>
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</pre>
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</body>
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</html>
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