/*******************************************************************************
* Copyright (c) 2004, 2005 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.wst.css.core.internal.formatter;
import org.eclipse.core.runtime.Preferences;
import org.eclipse.jface.text.IRegion;
import org.eclipse.wst.css.core.internal.CSSCorePlugin;
import org.eclipse.wst.css.core.internal.cleanup.CSSCleanupStrategy;
import org.eclipse.wst.css.core.internal.contentmodel.PropCMProperty;
import org.eclipse.wst.css.core.internal.parserz.CSSRegionContexts;
import org.eclipse.wst.css.core.internal.preferences.CSSCorePreferenceNames;
import org.eclipse.wst.css.core.internal.provisional.document.ICSSNode;
import org.eclipse.wst.css.core.internal.provisional.document.ICSSPrimitiveValue;
import org.eclipse.wst.css.core.internal.provisional.document.ICSSStyleDeclItem;
import org.eclipse.wst.css.core.internal.util.CSSUtil;
import org.eclipse.wst.sse.core.internal.provisional.IndexedRegion;
import org.eclipse.wst.sse.core.internal.provisional.text.IStructuredDocument;
import org.w3c.dom.css.CSSPrimitiveValue;
/**
*
*/
public class PrimitiveValueFormatter extends DefaultCSSSourceFormatter {
private static PrimitiveValueFormatter instance;
/**
*
*/
PrimitiveValueFormatter() {
super();
}
/**
*
*/
protected void formatPre(ICSSNode node, StringBuffer source) {
int start = ((IndexedRegion) node).getStartOffset();
int end = ((IndexedRegion) node).getEndOffset();
Preferences preferences = CSSCorePlugin.getDefault().getPluginPreferences();
CSSCleanupStrategy stgy = getCleanupStrategy(node);
if (end > 0) { // format source
IStructuredDocument structuredDocument = node.getOwnerDocument().getModel().getStructuredDocument();
CompoundRegion[] regions = getRegionsWithoutWhiteSpaces(structuredDocument, new FormatRegion(start, end - start), stgy);
boolean appendQuote = regions.length > 1 && node.getParentNode() instanceof ICSSStyleDeclItem && isCleanup() && getCleanupStrategy(node).isQuoteValues() && (((ICSSStyleDeclItem) node.getParentNode()).getPropertyName().equals(PropCMProperty.P_FONT) || ((ICSSStyleDeclItem) node.getParentNode()).getPropertyName().equals(PropCMProperty.P_FONT_FAMILY) || ((ICSSStyleDeclItem) node.getParentNode()).getPropertyName().equals(PropCMProperty.P_VOICE_FAMILY));
String quote = preferences.getString(CSSCorePreferenceNames.FORMAT_QUOTE);
StringBuffer strBuf = new StringBuffer();
boolean skipSpace = false;
for (int i = 0; i < regions.length; i++) {
if (i != 0 && !skipSpace)
appendSpaceBefore(node, regions[i], strBuf);
skipSpace = false;
strBuf.append(decoratedPropValueRegion(regions[i], stgy));
if (regions[i].getType() == CSSRegionContexts.CSS_DECLARATION_VALUE_FUNCTION)
skipSpace = true;
}
if (appendQuote) {
source.append(quote);
String str = strBuf.toString();
str = str.replace('\'', ' ');
str = str.replace('\"', ' ');
str = str.trim();
source.append(str);
source.append(quote);
}
else {
source.append(strBuf);
}
}
else { // generate source
ICSSPrimitiveValue value = (ICSSPrimitiveValue) node;
short type = value.getPrimitiveType();
String quote = preferences.getString(CSSCorePreferenceNames.FORMAT_QUOTE);
String str = null;
switch (type) {
case CSSPrimitiveValue.CSS_NUMBER :
case CSSPrimitiveValue.CSS_PERCENTAGE :
case CSSPrimitiveValue.CSS_EMS :
case CSSPrimitiveValue.CSS_EXS :
case CSSPrimitiveValue.CSS_PX :
case CSSPrimitiveValue.CSS_CM :
case CSSPrimitiveValue.CSS_MM :
case CSSPrimitiveValue.CSS_IN :
case CSSPrimitiveValue.CSS_PT :
case CSSPrimitiveValue.CSS_PC :
case CSSPrimitiveValue.CSS_DEG :
case CSSPrimitiveValue.CSS_RAD :
case CSSPrimitiveValue.CSS_GRAD :
case CSSPrimitiveValue.CSS_MS :
case CSSPrimitiveValue.CSS_S :
case CSSPrimitiveValue.CSS_HZ :
case CSSPrimitiveValue.CSS_KHZ :
case CSSPrimitiveValue.CSS_DIMENSION :
case ICSSPrimitiveValue.CSS_INTEGER :
if (value.getFloatValue(type) == ((int) value.getFloatValue(type))) {
str = Integer.toString((int) value.getFloatValue(type));
}
else {
str = Float.toString(value.getFloatValue(type));
}
break;
case CSSPrimitiveValue.CSS_IDENT :
case ICSSPrimitiveValue.CSS_HASH :
case ICSSPrimitiveValue.CSS_INHERIT_PRIMITIVE :
str = value.getStringValue();
if (str != null) {
if (preferences.getInt(CSSCorePreferenceNames.CASE_PROPERTY_VALUE) == CSSCorePreferenceNames.UPPER)
str = str.toUpperCase();
else
str.toLowerCase();
}
break;
case CSSPrimitiveValue.CSS_STRING :
case CSSPrimitiveValue.CSS_URI :
case CSSPrimitiveValue.CSS_ATTR :
case ICSSPrimitiveValue.CSS_URANGE :
case ICSSPrimitiveValue.CSS_FORMAT :
case ICSSPrimitiveValue.CSS_LOCAL :
case ICSSPrimitiveValue.CSS_COMMA :
case ICSSPrimitiveValue.CSS_SLASH :
str = value.getStringValue();
}
String preStr = null, postStr = null;
switch (type) {
case CSSPrimitiveValue.CSS_ATTR :
preStr = "attr(";//$NON-NLS-1$
postStr = ")";//$NON-NLS-1$
break;
case CSSPrimitiveValue.CSS_CM :
postStr = "cm";//$NON-NLS-1$
break;
// case ICSSPrimitiveValue.CSS_COUNTER:
case CSSPrimitiveValue.CSS_DEG :
postStr = "deg";//$NON-NLS-1$
break;
case CSSPrimitiveValue.CSS_EMS :
postStr = "em";//$NON-NLS-1$
break;
case CSSPrimitiveValue.CSS_EXS :
postStr = "ex";//$NON-NLS-1$
break;
case CSSPrimitiveValue.CSS_GRAD :
postStr = "grad";//$NON-NLS-1$
break;
case CSSPrimitiveValue.CSS_HZ :
postStr = "Hz";//$NON-NLS-1$
break;
case CSSPrimitiveValue.CSS_IN :
postStr = "in";//$NON-NLS-1$
break;
case CSSPrimitiveValue.CSS_KHZ :
postStr = "kHz";//$NON-NLS-1$
break;
case CSSPrimitiveValue.CSS_MM :
postStr = "mm";//$NON-NLS-1$
break;
case CSSPrimitiveValue.CSS_MS :
postStr = "ms";//$NON-NLS-1$
break;
case CSSPrimitiveValue.CSS_PC :
postStr = "pc";//$NON-NLS-1$
break;
case CSSPrimitiveValue.CSS_PERCENTAGE :
postStr = "%";//$NON-NLS-1$
break;
case CSSPrimitiveValue.CSS_PT :
postStr = "pt";//$NON-NLS-1$
break;
case CSSPrimitiveValue.CSS_PX :
postStr = "px";//$NON-NLS-1$
break;
case CSSPrimitiveValue.CSS_RAD :
postStr = "rad";//$NON-NLS-1$
break;
// case ICSSPrimitiveValue.CSS_RECT:
// case ICSSPrimitiveValue.CSS_RGBCOLOR:
case CSSPrimitiveValue.CSS_S :
postStr = "s";//$NON-NLS-1$
break;
case CSSPrimitiveValue.CSS_STRING :
quote = CSSUtil.detectQuote(str, quote);
preStr = quote;
postStr = quote;
break;
case CSSPrimitiveValue.CSS_URI :
quote = CSSUtil.detectQuote(str, quote);
preStr = "url(" + quote;//$NON-NLS-1$
postStr = quote + ")";//$NON-NLS-1$
break;
// the followings are original primitive values
case CSSPrimitiveValue.CSS_IDENT :
case CSSPrimitiveValue.CSS_UNKNOWN :
// use str
case ICSSPrimitiveValue.CSS_INTEGER :
case ICSSPrimitiveValue.CSS_HASH :
case ICSSPrimitiveValue.CSS_SLASH :
case ICSSPrimitiveValue.CSS_COMMA :
case CSSPrimitiveValue.CSS_DIMENSION :
case CSSPrimitiveValue.CSS_NUMBER :
case ICSSPrimitiveValue.CSS_INHERIT_PRIMITIVE :
break;
case ICSSPrimitiveValue.CSS_URANGE :
preStr = "U+";//$NON-NLS-1$
break;
case ICSSPrimitiveValue.CSS_FORMAT :
quote = CSSUtil.detectQuote(str, quote);
preStr = "format(" + quote;//$NON-NLS-1$
postStr = quote + ")";//$NON-NLS-1$
break;
case ICSSPrimitiveValue.CSS_LOCAL :
quote = CSSUtil.detectQuote(str, quote);
preStr = "local(" + quote;//$NON-NLS-1$
postStr = quote + ")";//$NON-NLS-1$
break;
}
if (preferences.getInt(CSSCorePreferenceNames.CASE_PROPERTY_VALUE) == CSSCorePreferenceNames.UPPER) {
if (preStr != null)
preStr = preStr.toUpperCase();
if (postStr != null)
postStr = postStr.toUpperCase();
}
if (preStr != null)
source.append(preStr);
if (str != null)
source.append(str);
if (postStr != null)
source.append(postStr);
}
}
/**
*
*/
protected void formatPre(ICSSNode node, IRegion region, StringBuffer source) {
CSSCleanupStrategy stgy = getCleanupStrategy(node);
IStructuredDocument structuredDocument = node.getOwnerDocument().getModel().getStructuredDocument();
CompoundRegion[] regions = getRegionsWithoutWhiteSpaces(structuredDocument, region, stgy);
CompoundRegion[] outside = getOutsideRegions(structuredDocument, region);
for (int i = 0; i < regions.length; i++) {
if (i != 0 || needS(outside[0]))
appendSpaceBefore(node, regions[i], source);
source.append(decoratedPropValueRegion(regions[i], stgy));
}
if (needS(outside[1]) && !isIncludesPreEnd(node, region))
appendSpaceBefore(node, outside[1], source);
}
/**
*
*/
public synchronized static PrimitiveValueFormatter getInstance() {
if (instance == null)
instance = new PrimitiveValueFormatter();
return instance;
}
}