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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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 values in DOM computed style */
#ifndef nsROCSSPrimitiveValue_h___
#define nsROCSSPrimitiveValue_h___
#include "CSSValue.h"
#include "nsCoord.h"
#include "nsString.h"
/**
* Read-only CSS primitive value - a DOM object representing values in DOM
* computed style.
*/
class nsROCSSPrimitiveValue final : public mozilla::dom::CSSValue {
public:
enum : uint16_t {
CSS_UNKNOWN,
CSS_NUMBER,
CSS_PERCENTAGE,
CSS_PX,
CSS_DEG,
CSS_S,
CSS_STRING,
CSS_RGBCOLOR,
CSS_NUMBER_INT32,
CSS_NUMBER_UINT32,
};
// CSSValue
void GetCssText(nsAString&) final;
uint16_t CssValueType() const final;
// CSSPrimitiveValue
uint16_t PrimitiveType();
// nsROCSSPrimitiveValue
nsROCSSPrimitiveValue();
void SetNumber(float aValue);
void SetNumber(int32_t aValue);
void SetNumber(uint32_t aValue);
void SetPercent(float aValue);
void SetDegree(float aValue);
void SetPixels(float aValue);
void SetAppUnits(nscoord aValue);
void SetAppUnits(float aValue);
void SetString(const nsACString& aString);
void SetString(const nsAString& aString);
template <size_t N>
void SetString(const char (&aString)[N]) {
SetString(nsLiteralCString(aString));
}
void SetTime(float aValue);
void Reset();
virtual ~nsROCSSPrimitiveValue();
protected:
uint16_t mType;
union {
float mFloat;
int32_t mInt32;
uint32_t mUint32;
char16_t* mString;
} mValue;
};
inline nsROCSSPrimitiveValue* mozilla::dom::CSSValue::AsPrimitiveValue() {
return CssValueType() == mozilla::dom::CSSValue::CSS_PRIMITIVE_VALUE
? static_cast<nsROCSSPrimitiveValue*>(this)
: nullptr;
}
#endif /* nsROCSSPrimitiveValue_h___ */
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