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/*
* $Id$
* Copyright (C) 2001 The Apache Software Foundation. All rights reserved.
* For details on use and redistribution please refer to the
* LICENSE file included with these sources.
*/
package org.apache.fop.fo;
import org.apache.fop.layout.FontState;
import org.apache.fop.layout.FontInfo;
import org.apache.fop.layout.BorderAndPadding;
import org.apache.fop.layout.MarginProps;
import org.apache.fop.layout.BackgroundProps;
import org.apache.fop.fo.properties.BreakAfter;
import org.apache.fop.fo.properties.BreakBefore;
import org.apache.fop.fo.properties.Constants;
import org.apache.fop.layout.HyphenationProps;
import org.apache.fop.apps.FOPException;
import java.text.MessageFormat;
import java.text.FieldPosition;
import org.apache.fop.layout.Area;
import org.apache.fop.layout.ColumnArea;
public class PropertyManager {
private PropertyList properties;
private FontState fontState = null;
private BorderAndPadding borderAndPadding = null;
private HyphenationProps hyphProps = null;
private String[] saLeft;
private String[] saRight;
private String[] saTop;
private String[] saBottom;
private static MessageFormat msgColorFmt =
new MessageFormat("border-{0}-color");
private static MessageFormat msgStyleFmt =
new MessageFormat("border-{0}-style");
private static MessageFormat msgWidthFmt =
new MessageFormat("border-{0}-width");
private static MessageFormat msgPaddingFmt =
new MessageFormat("padding-{0}");
public PropertyManager(PropertyList pList) {
this.properties = pList;
}
private void initDirections() {
saLeft = new String[1];
saRight = new String[1];
saTop = new String[1];
saBottom = new String[1];
saTop[0] = properties.wmAbsToRel(PropertyList.TOP);
saBottom[0] = properties.wmAbsToRel(PropertyList.BOTTOM);
saLeft[0] = properties.wmAbsToRel(PropertyList.LEFT);
saRight[0] = properties.wmAbsToRel(PropertyList.RIGHT);
}
public FontState getFontState(FontInfo fontInfo) throws FOPException {
if (fontState == null) {
String fontFamily = properties.get("font-family").getString();
String fontStyle = properties.get("font-style").getString();
String fontWeight = properties.get("font-weight").getString();
// NOTE: this is incomplete. font-size may be specified with
// various kinds of keywords too
int fontSize = properties.get("font-size").getLength().mvalue();
int fontVariant = properties.get("font-variant").getEnum();
// fontInfo is same for the whole FOP run but set in all FontState
fontState = new FontState(fontInfo, fontFamily, fontStyle,
fontWeight, fontSize, fontVariant);
}
return fontState;
}
public BorderAndPadding getBorderAndPadding() {
if (borderAndPadding == null) {
this.borderAndPadding = new BorderAndPadding();
initDirections();
initBorderInfo(BorderAndPadding.TOP, saTop);
initBorderInfo(BorderAndPadding.BOTTOM, saBottom);
initBorderInfo(BorderAndPadding.LEFT, saLeft);
initBorderInfo(BorderAndPadding.RIGHT, saRight);
}
return borderAndPadding;
}
private void initBorderInfo(int whichSide, String[] saSide) {
borderAndPadding.setPadding(whichSide,
properties.get(msgPaddingFmt.format(saSide)).getCondLength());
// If style = none, force width to 0, don't get Color
int style = properties.get(msgStyleFmt.format(saSide)).getEnum();
if (style != Constants.NONE) {
borderAndPadding.setBorder(whichSide, style,
properties.get(msgWidthFmt.format(saSide)).getCondLength(),
properties.get(msgColorFmt.format(saSide)).getColorType());
}
}
public HyphenationProps getHyphenationProps() {
if (hyphProps == null) {
this.hyphProps = new HyphenationProps();
hyphProps.hyphenate = this.properties.get("hyphenate").getEnum();
hyphProps.hyphenationChar =
this.properties.get("hyphenation-character").getCharacter();
hyphProps.hyphenationPushCharacterCount =
this.properties.get("hyphenation-push-character-count").getNumber().intValue();
hyphProps.hyphenationRemainCharacterCount =
this.properties.get("hyphenation-remain-character-count").getNumber().intValue();
hyphProps.language = this.properties.get("language").getString();
hyphProps.country = this.properties.get("country").getString();
}
return hyphProps;
}
public int checkBreakBefore(Area area) {
if (!(area instanceof ColumnArea)) {
switch (properties.get("break-before").getEnum()) {
case BreakBefore.PAGE:
return Status.FORCE_PAGE_BREAK;
case BreakBefore.ODD_PAGE:
return Status.FORCE_PAGE_BREAK_ODD;
case BreakBefore.EVEN_PAGE:
return Status.FORCE_PAGE_BREAK_EVEN;
case BreakBefore.COLUMN:
return Status.FORCE_COLUMN_BREAK;
default:
return Status.OK;
}
} else {
ColumnArea colArea = (ColumnArea)area;
switch (properties.get("break-before").getEnum()) {
case BreakBefore.PAGE:
// if first ColumnArea, and empty, return OK
if (!colArea.hasChildren() && (colArea.getColumnIndex() == 1))
return Status.OK;
else
return Status.FORCE_PAGE_BREAK;
case BreakBefore.ODD_PAGE:
// if first ColumnArea, empty, _and_ in odd page,
// return OK
if (!colArea.hasChildren() && (colArea.getColumnIndex() == 1)
&& (colArea.getPage().getNumber() % 2 != 0))
return Status.OK;
else
return Status.FORCE_PAGE_BREAK_ODD;
case BreakBefore.EVEN_PAGE:
// if first ColumnArea, empty, _and_ in even page,
// return OK
if (!colArea.hasChildren() && (colArea.getColumnIndex() == 1)
&& (colArea.getPage().getNumber() % 2 == 0))
return Status.OK;
else
return Status.FORCE_PAGE_BREAK_EVEN;
case BreakBefore.COLUMN:
// if ColumnArea is empty return OK
if (!area.hasChildren())
return Status.OK;
else
return Status.FORCE_COLUMN_BREAK;
default:
return Status.OK;
}
}
}
public int checkBreakAfter(Area area) {
switch (properties.get("break-after").getEnum()) {
case BreakAfter.PAGE:
return Status.FORCE_PAGE_BREAK;
case BreakAfter.ODD_PAGE:
return Status.FORCE_PAGE_BREAK_ODD;
case BreakAfter.EVEN_PAGE:
return Status.FORCE_PAGE_BREAK_EVEN;
case BreakAfter.COLUMN:
return Status.FORCE_COLUMN_BREAK;
default:
return Status.OK;
}
}
public MarginProps getMarginProps() {
MarginProps props = new MarginProps();
// Common Margin Properties-Block
props.marginTop =
this.properties.get("margin-top").getLength().mvalue();
props.marginBottom =
this.properties.get("margin-bottom").getLength().mvalue();
props.marginLeft =
this.properties.get("margin-left").getLength().mvalue();
props.marginRight =
this.properties.get("margin-right").getLength().mvalue();
/*
* // need to get opt, min and max
* props.spaceBefore = this.properties.get("space-before").getLength().mvalue();
* props.spaceAfter = this.properties.get("space-after").getLength().mvalue();
* props.startIndent = this.properties.get("start-indent").getLength().mvalue();
* props.endIndent = this.properties.get("end-indent").getLength().mvalue();
*/
return props;
}
public BackgroundProps getBackgroundProps() {
BackgroundProps bp = new BackgroundProps();
return bp;
}
}
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