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https://github.com/mozilla/gecko-dev.git
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355 lines
12 KiB
C++
355 lines
12 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: NPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.1 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the NPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the NPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "nsCSSValue.h"
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#include "nsString.h"
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#include "nsCSSProps.h"
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#include "nsReadableUtils.h"
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//#include "nsStyleConsts.h"
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nsCSSValue::nsCSSValue(PRInt32 aValue, nsCSSUnit aUnit)
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: mUnit(aUnit)
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{
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NS_ASSERTION((eCSSUnit_Integer == aUnit) ||
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(eCSSUnit_Enumerated == aUnit), "not an int value");
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if ((eCSSUnit_Integer == aUnit) ||
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(eCSSUnit_Enumerated == aUnit)) {
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mValue.mInt = aValue;
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}
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else {
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mUnit = eCSSUnit_Null;
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mValue.mInt = 0;
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}
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}
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nsCSSValue::nsCSSValue(float aValue, nsCSSUnit aUnit)
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: mUnit(aUnit)
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{
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NS_ASSERTION(eCSSUnit_Percent <= aUnit, "not a float value");
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if (eCSSUnit_Percent <= aUnit) {
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mValue.mFloat = aValue;
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}
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else {
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mUnit = eCSSUnit_Null;
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mValue.mInt = 0;
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}
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}
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nsCSSValue::nsCSSValue(const nsAString& aValue, nsCSSUnit aUnit)
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: mUnit(aUnit)
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{
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NS_ASSERTION((eCSSUnit_String <= aUnit) && (aUnit <= eCSSUnit_Counters), "not a string value");
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if ((eCSSUnit_String <= aUnit) && (aUnit <= eCSSUnit_Counters)) {
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mValue.mString = ToNewUnicode(aValue);
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}
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else {
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mUnit = eCSSUnit_Null;
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mValue.mInt = 0;
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}
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}
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nsCSSValue::nsCSSValue(nscolor aValue)
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: mUnit(eCSSUnit_Color)
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{
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mValue.mColor = aValue;
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}
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nsCSSValue::nsCSSValue(const nsCSSValue& aCopy)
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: mUnit(aCopy.mUnit)
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{
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if ((eCSSUnit_String <= mUnit) && (mUnit <= eCSSUnit_Counters)) {
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if (nsnull != aCopy.mValue.mString) {
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mValue.mString = nsCRT::strdup(aCopy.mValue.mString);
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}
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else {
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mValue.mString = nsnull;
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}
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}
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else if ((eCSSUnit_Integer <= mUnit) && (mUnit <= eCSSUnit_Enumerated)) {
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mValue.mInt = aCopy.mValue.mInt;
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}
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else if (eCSSUnit_Color == mUnit){
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mValue.mColor = aCopy.mValue.mColor;
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}
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else {
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mValue.mFloat = aCopy.mValue.mFloat;
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}
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}
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nsCSSValue& nsCSSValue::operator=(const nsCSSValue& aCopy)
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{
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Reset();
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mUnit = aCopy.mUnit;
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if ((eCSSUnit_String <= mUnit) && (mUnit <= eCSSUnit_Counters)) {
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if (nsnull != aCopy.mValue.mString) {
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mValue.mString = nsCRT::strdup(aCopy.mValue.mString);
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}
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}
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else if ((eCSSUnit_Integer <= mUnit) && (mUnit <= eCSSUnit_Enumerated)) {
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mValue.mInt = aCopy.mValue.mInt;
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}
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else if (eCSSUnit_Color == mUnit){
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mValue.mColor = aCopy.mValue.mColor;
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}
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else {
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mValue.mFloat = aCopy.mValue.mFloat;
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}
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return *this;
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}
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PRBool nsCSSValue::operator==(const nsCSSValue& aOther) const
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{
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if (mUnit == aOther.mUnit) {
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if ((eCSSUnit_String <= mUnit) && (mUnit <= eCSSUnit_Counters)) {
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if (nsnull == mValue.mString) {
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if (nsnull == aOther.mValue.mString) {
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return PR_TRUE;
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}
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}
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else if (nsnull != aOther.mValue.mString) {
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return (nsCRT::strcmp(mValue.mString, aOther.mValue.mString) == 0);
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}
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}
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else if ((eCSSUnit_Integer <= mUnit) && (mUnit <= eCSSUnit_Enumerated)) {
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return PRBool(mValue.mInt == aOther.mValue.mInt);
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}
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else if (eCSSUnit_Color == mUnit){
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return PRBool(mValue.mColor == aOther.mValue.mColor);
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}
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else {
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return PRBool(mValue.mFloat == aOther.mValue.mFloat);
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}
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}
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return PR_FALSE;
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}
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void nsCSSValue::SetIntValue(PRInt32 aValue, nsCSSUnit aUnit)
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{
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NS_ASSERTION((eCSSUnit_Integer == aUnit) ||
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(eCSSUnit_Enumerated == aUnit), "not an int value");
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Reset();
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if ((eCSSUnit_Integer == aUnit) ||
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(eCSSUnit_Enumerated == aUnit)) {
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mUnit = aUnit;
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mValue.mInt = aValue;
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}
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}
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void nsCSSValue::SetStringValue(const nsAString& aValue,
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nsCSSUnit aUnit)
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{
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NS_ASSERTION((eCSSUnit_String <= aUnit) && (aUnit <= eCSSUnit_Counters), "not a string unit");
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Reset();
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if ((eCSSUnit_String <= aUnit) && (aUnit <= eCSSUnit_Counters)) {
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mUnit = aUnit;
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mValue.mString = ToNewUnicode(aValue);
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}
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}
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void nsCSSValue::SetColorValue(nscolor aValue)
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{
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Reset();
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mUnit = eCSSUnit_Color;
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mValue.mColor = aValue;
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}
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void nsCSSValue::SetAutoValue(void)
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{
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Reset();
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mUnit = eCSSUnit_Auto;
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}
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void nsCSSValue::SetInheritValue(void)
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{
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Reset();
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mUnit = eCSSUnit_Inherit;
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}
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void nsCSSValue::SetInitialValue(void)
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{
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Reset();
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mUnit = eCSSUnit_Initial;
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}
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void nsCSSValue::SetNoneValue(void)
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{
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Reset();
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mUnit = eCSSUnit_None;
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}
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void nsCSSValue::SetNormalValue(void)
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{
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Reset();
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mUnit = eCSSUnit_Normal;
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}
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void nsCSSValue::AppendToString(nsAString& aBuffer,
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nsCSSProperty aPropID) const
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{
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if (eCSSUnit_Null == mUnit) {
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return;
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}
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if (-1 < aPropID) {
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aBuffer.Append(NS_ConvertASCIItoUCS2(nsCSSProps::GetStringValue(aPropID)));
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aBuffer.Append(NS_LITERAL_STRING(": "));
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}
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if ((eCSSUnit_String <= mUnit) && (mUnit <= eCSSUnit_Counters)) {
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switch (mUnit) {
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case eCSSUnit_URL: aBuffer.Append(NS_LITERAL_STRING("url(")); break;
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case eCSSUnit_Attr: aBuffer.Append(NS_LITERAL_STRING("attr(")); break;
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case eCSSUnit_Counter: aBuffer.Append(NS_LITERAL_STRING("counter(")); break;
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case eCSSUnit_Counters: aBuffer.Append(NS_LITERAL_STRING("counters(")); break;
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default: break;
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}
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if (nsnull != mValue.mString) {
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aBuffer.Append(PRUnichar('"'));
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aBuffer.Append(mValue.mString);
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aBuffer.Append(PRUnichar('"'));
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}
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else {
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aBuffer.Append(NS_LITERAL_STRING("null str"));
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}
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}
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else if ((eCSSUnit_Integer <= mUnit) && (mUnit <= eCSSUnit_Enumerated)) {
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nsAutoString intStr;
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intStr.AppendInt(mValue.mInt, 10);
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aBuffer.Append(intStr);
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aBuffer.Append(NS_LITERAL_STRING("[0x"));
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intStr.Truncate();
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intStr.AppendInt(mValue.mInt, 16);
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aBuffer.Append(intStr);
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aBuffer.Append(PRUnichar(']'));
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}
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else if (eCSSUnit_Color == mUnit){
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aBuffer.Append(NS_LITERAL_STRING("(0x"));
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nsAutoString intStr;
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intStr.AppendInt(NS_GET_R(mValue.mColor), 16);
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aBuffer.Append(intStr);
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aBuffer.Append(NS_LITERAL_STRING(" 0x"));
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intStr.Truncate();
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intStr.AppendInt(NS_GET_G(mValue.mColor), 16);
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aBuffer.Append(intStr);
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aBuffer.Append(NS_LITERAL_STRING(" 0x"));
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intStr.Truncate();
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intStr.AppendInt(NS_GET_B(mValue.mColor), 16);
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aBuffer.Append(intStr);
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aBuffer.Append(NS_LITERAL_STRING(" 0x"));
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intStr.Truncate();
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intStr.AppendInt(NS_GET_A(mValue.mColor), 16);
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aBuffer.Append(intStr);
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aBuffer.Append(PRUnichar(')'));
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}
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else if (eCSSUnit_Percent == mUnit) {
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nsAutoString floatString;
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floatString.AppendFloat(mValue.mFloat * 100.0f);
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aBuffer.Append(floatString);
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}
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else if (eCSSUnit_Percent < mUnit) {
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nsAutoString floatString;
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floatString.AppendFloat(mValue.mFloat);
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aBuffer.Append(floatString);
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}
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switch (mUnit) {
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case eCSSUnit_Null: break;
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case eCSSUnit_Auto: aBuffer.Append(NS_LITERAL_STRING("auto")); break;
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case eCSSUnit_Inherit: aBuffer.Append(NS_LITERAL_STRING("inherit")); break;
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case eCSSUnit_Initial: aBuffer.Append(NS_LITERAL_STRING("initial")); break;
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case eCSSUnit_None: aBuffer.Append(NS_LITERAL_STRING("none")); break;
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case eCSSUnit_Normal: aBuffer.Append(NS_LITERAL_STRING("normal")); break;
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case eCSSUnit_String: break;
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case eCSSUnit_URL:
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case eCSSUnit_Attr:
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case eCSSUnit_Counter:
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case eCSSUnit_Counters: aBuffer.Append(NS_LITERAL_STRING(")")); break;
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case eCSSUnit_Integer: aBuffer.Append(NS_LITERAL_STRING("int")); break;
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case eCSSUnit_Enumerated: aBuffer.Append(NS_LITERAL_STRING("enum")); break;
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case eCSSUnit_Color: aBuffer.Append(NS_LITERAL_STRING("rbga")); break;
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case eCSSUnit_Percent: aBuffer.Append(NS_LITERAL_STRING("%")); break;
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case eCSSUnit_Number: aBuffer.Append(NS_LITERAL_STRING("#")); break;
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case eCSSUnit_Inch: aBuffer.Append(NS_LITERAL_STRING("in")); break;
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case eCSSUnit_Foot: aBuffer.Append(NS_LITERAL_STRING("ft")); break;
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case eCSSUnit_Mile: aBuffer.Append(NS_LITERAL_STRING("mi")); break;
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case eCSSUnit_Millimeter: aBuffer.Append(NS_LITERAL_STRING("mm")); break;
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case eCSSUnit_Centimeter: aBuffer.Append(NS_LITERAL_STRING("cm")); break;
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case eCSSUnit_Meter: aBuffer.Append(NS_LITERAL_STRING("m")); break;
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case eCSSUnit_Kilometer: aBuffer.Append(NS_LITERAL_STRING("km")); break;
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case eCSSUnit_Point: aBuffer.Append(NS_LITERAL_STRING("pt")); break;
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case eCSSUnit_Pica: aBuffer.Append(NS_LITERAL_STRING("pc")); break;
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case eCSSUnit_Didot: aBuffer.Append(NS_LITERAL_STRING("dt")); break;
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case eCSSUnit_Cicero: aBuffer.Append(NS_LITERAL_STRING("cc")); break;
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case eCSSUnit_EM: aBuffer.Append(NS_LITERAL_STRING("em")); break;
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case eCSSUnit_EN: aBuffer.Append(NS_LITERAL_STRING("en")); break;
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case eCSSUnit_XHeight: aBuffer.Append(NS_LITERAL_STRING("ex")); break;
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case eCSSUnit_CapHeight: aBuffer.Append(NS_LITERAL_STRING("cap")); break;
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case eCSSUnit_Char: aBuffer.Append(NS_LITERAL_STRING("ch")); break;
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case eCSSUnit_Pixel: aBuffer.Append(NS_LITERAL_STRING("px")); break;
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case eCSSUnit_Proportional: aBuffer.Append(NS_LITERAL_STRING("*")); break;
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case eCSSUnit_Degree: aBuffer.Append(NS_LITERAL_STRING("deg")); break;
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case eCSSUnit_Grad: aBuffer.Append(NS_LITERAL_STRING("grad")); break;
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case eCSSUnit_Radian: aBuffer.Append(NS_LITERAL_STRING("rad")); break;
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case eCSSUnit_Hertz: aBuffer.Append(NS_LITERAL_STRING("Hz")); break;
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case eCSSUnit_Kilohertz: aBuffer.Append(NS_LITERAL_STRING("kHz")); break;
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case eCSSUnit_Seconds: aBuffer.Append(NS_LITERAL_STRING("s")); break;
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case eCSSUnit_Milliseconds: aBuffer.Append(NS_LITERAL_STRING("ms")); break;
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}
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aBuffer.Append(NS_LITERAL_STRING(" "));
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}
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void nsCSSValue::ToString(nsAString& aBuffer,
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nsCSSProperty aPropID) const
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{
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aBuffer.Truncate();
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AppendToString(aBuffer, aPropID);
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}
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