From 379b2567390607f3662b8f1c652be98425882174 Mon Sep 17 00:00:00 2001 From: Finn Bock Date: Mon, 2 Feb 2004 08:27:36 +0000 Subject: [PATCH] Phase 1 of 26434. - Unnest Property.Maker into fop.fo.properties.PropertyMaker. - Move the handmade makers into package fop.fo.properties. PR: 26434 git-svn-id: https://svn.apache.org/repos/asf/xmlgraphics/fop/trunk@197310 13f79535-47bb-0310-9956-ffa450edef68 --- .../datatypes/ToBeImplementedProperty.java | 3 +- .../apache/fop/fo/BoxPropShorthandParser.java | 4 +- .../org/apache/fop/fo/CharacterProperty.java | 4 +- .../org/apache/fop/fo/ColorTypeProperty.java | 3 +- .../org/apache/fop/fo/CondLengthProperty.java | 1 + .../apache/fop/fo/DimensionPropertyMaker.java | 67 -- src/java/org/apache/fop/fo/EnumProperty.java | 3 +- .../org/apache/fop/fo/FOPropertyMapping.java | 93 +-- src/java/org/apache/fop/fo/FObj.java | 7 +- .../apache/fop/fo/GenericShorthandParser.java | 6 +- src/java/org/apache/fop/fo/KeepProperty.java | 1 + .../org/apache/fop/fo/LengthPairProperty.java | 1 + .../org/apache/fop/fo/LengthProperty.java | 3 +- .../apache/fop/fo/LengthRangeProperty.java | 1 + src/java/org/apache/fop/fo/ListProperty.java | 4 +- .../org/apache/fop/fo/NumberProperty.java | 3 +- src/java/org/apache/fop/fo/Property.java | 580 ---------------- src/java/org/apache/fop/fo/PropertyList.java | 18 +- .../org/apache/fop/fo/ShorthandParser.java | 4 +- src/java/org/apache/fop/fo/SpaceProperty.java | 1 + .../org/apache/fop/fo/StringProperty.java | 4 +- .../org/apache/fop/fo/expr/PropertyInfo.java | 6 +- .../CompoundPropertyMaker.java | 33 +- .../CorrespondingPropertyMaker.java | 59 +- .../fo/properties/DimensionPropertyMaker.java | 114 ++++ .../{ => properties}/IndentPropertyMaker.java | 8 +- .../LineHeightPropertyMaker.java | 6 +- .../fop/fo/properties/PropertyMaker.java | 640 ++++++++++++++++++ 28 files changed, 936 insertions(+), 741 deletions(-) delete mode 100644 src/java/org/apache/fop/fo/DimensionPropertyMaker.java rename src/java/org/apache/fop/fo/{ => properties}/CompoundPropertyMaker.java (92%) rename src/java/org/apache/fop/fo/{ => properties}/CorrespondingPropertyMaker.java (52%) create mode 100644 src/java/org/apache/fop/fo/properties/DimensionPropertyMaker.java rename src/java/org/apache/fop/fo/{ => properties}/IndentPropertyMaker.java (95%) rename src/java/org/apache/fop/fo/{ => properties}/LineHeightPropertyMaker.java (96%) create mode 100644 src/java/org/apache/fop/fo/properties/PropertyMaker.java diff --git a/src/java/org/apache/fop/datatypes/ToBeImplementedProperty.java b/src/java/org/apache/fop/datatypes/ToBeImplementedProperty.java index 73997c228..8cafe9cf6 100644 --- a/src/java/org/apache/fop/datatypes/ToBeImplementedProperty.java +++ b/src/java/org/apache/fop/datatypes/ToBeImplementedProperty.java @@ -53,10 +53,11 @@ package org.apache.fop.datatypes; import org.apache.fop.fo.FObj; import org.apache.fop.fo.Property; import org.apache.fop.fo.PropertyList; +import org.apache.fop.fo.properties.PropertyMaker; public class ToBeImplementedProperty extends Property { - public static class Maker extends Property.Maker { + public static class Maker extends PropertyMaker { public Maker(int propId) { super(propId); diff --git a/src/java/org/apache/fop/fo/BoxPropShorthandParser.java b/src/java/org/apache/fop/fo/BoxPropShorthandParser.java index e05861ebe..4a35cba64 100644 --- a/src/java/org/apache/fop/fo/BoxPropShorthandParser.java +++ b/src/java/org/apache/fop/fo/BoxPropShorthandParser.java @@ -50,6 +50,8 @@ */ package org.apache.fop.fo; +import org.apache.fop.fo.properties.PropertyMaker; + /** * Shorthand property parser for Box properties */ @@ -70,7 +72,7 @@ public class BoxPropShorthandParser extends GenericShorthandParser { */ protected Property convertValueForProperty(int propId, ListProperty listProperty, - Property.Maker maker, + PropertyMaker maker, PropertyList propertyList) { String name = FOPropertyMapping.getPropertyName(propId); Property p = null; diff --git a/src/java/org/apache/fop/fo/CharacterProperty.java b/src/java/org/apache/fop/fo/CharacterProperty.java index d2f670b06..4a95c8ad0 100644 --- a/src/java/org/apache/fop/fo/CharacterProperty.java +++ b/src/java/org/apache/fop/fo/CharacterProperty.java @@ -50,6 +50,8 @@ */ package org.apache.fop.fo; +import org.apache.fop.fo.properties.PropertyMaker; + /** * Superclass for properties that wrap a character value */ @@ -58,7 +60,7 @@ public class CharacterProperty extends Property { /** * Inner class for creating instances of CharacterProperty */ - public static class Maker extends Property.Maker { + public static class Maker extends PropertyMaker { /** * @param propName name of property for which a Maker should be created diff --git a/src/java/org/apache/fop/fo/ColorTypeProperty.java b/src/java/org/apache/fop/fo/ColorTypeProperty.java index 4cfaeb6ab..9487193bd 100644 --- a/src/java/org/apache/fop/fo/ColorTypeProperty.java +++ b/src/java/org/apache/fop/fo/ColorTypeProperty.java @@ -51,6 +51,7 @@ package org.apache.fop.fo; import org.apache.fop.datatypes.ColorType; +import org.apache.fop.fo.properties.PropertyMaker; /** * Superclass for properties that wrap ColorType values @@ -60,7 +61,7 @@ public class ColorTypeProperty extends Property { /** * Inner class for creating instances of ColorTypeProperty */ - public static class Maker extends Property.Maker { + public static class Maker extends PropertyMaker { /** * @param propName name of property for which a Maker should be created diff --git a/src/java/org/apache/fop/fo/CondLengthProperty.java b/src/java/org/apache/fop/fo/CondLengthProperty.java index 940ff34fa..8ee5d9e8b 100644 --- a/src/java/org/apache/fop/fo/CondLengthProperty.java +++ b/src/java/org/apache/fop/fo/CondLengthProperty.java @@ -53,6 +53,7 @@ package org.apache.fop.fo; import org.apache.fop.apps.FOPException; import org.apache.fop.datatypes.CondLength; import org.apache.fop.datatypes.Length; +import org.apache.fop.fo.properties.CompoundPropertyMaker; /** * Superclass for properties that have conditional lengths diff --git a/src/java/org/apache/fop/fo/DimensionPropertyMaker.java b/src/java/org/apache/fop/fo/DimensionPropertyMaker.java deleted file mode 100644 index 5142cc32a..000000000 --- a/src/java/org/apache/fop/fo/DimensionPropertyMaker.java +++ /dev/null @@ -1,67 +0,0 @@ -/* - * Created on Jan 1, 2004 - * - * To change the template for this generated file go to - * Window - Preferences - Java - Code Generation - Code and Comments - */ -package org.apache.fop.fo; - -import org.apache.fop.apps.FOPException; - -/** - * @author me - * - * To change the template for this generated type comment go to - * Window - Preferences - Java - Code Generation - Code and Comments - */ -public class DimensionPropertyMaker extends CorrespondingPropertyMaker { - int[][] extraCorresponding = null; - - public DimensionPropertyMaker(Property.Maker baseMaker) { - super(baseMaker); - } - - public void setExtraCorresponding(int[][] extraCorresponding) { - this.extraCorresponding = extraCorresponding; - } - - public boolean isCorrespondingForced(PropertyList propertyList) { - if (super.isCorrespondingForced(propertyList)) - return true; - for (int i = 0; i < extraCorresponding.length; i++) { - int wmcorr = extraCorresponding[i][0]; //propertyList.getWritingMode()]; - if (propertyList.getExplicit(wmcorr) != null) - return true; - } - return false; - } - - public Property compute(PropertyList propertyList) throws FOPException { - // Based on [width|height] - Property p = super.compute(propertyList); - if (p == null) { - p = baseMaker.make(propertyList); - } - - // Based on min-[width|height] - int wmcorr = propertyList.wmMap(extraCorresponding[0][0], - extraCorresponding[0][1], - extraCorresponding[0][2]); - Property subprop = propertyList.getExplicitOrShorthand(wmcorr); - if (subprop != null) { - baseMaker.setSubprop(p, Constants.CP_MINIMUM, subprop); - } - - // Based on max-[width|height] - wmcorr = propertyList.wmMap(extraCorresponding[1][0], - extraCorresponding[1][1], - extraCorresponding[1][2]); - subprop = propertyList.getExplicitOrShorthand(wmcorr); - // TODO: Don't set when NONE. - if (subprop != null) { - baseMaker.setSubprop(p, Constants.CP_MAXIMUM, subprop); - } - - return p; - } -} diff --git a/src/java/org/apache/fop/fo/EnumProperty.java b/src/java/org/apache/fop/fo/EnumProperty.java index 4dfab6105..3c39b1c9f 100644 --- a/src/java/org/apache/fop/fo/EnumProperty.java +++ b/src/java/org/apache/fop/fo/EnumProperty.java @@ -51,6 +51,7 @@ package org.apache.fop.fo; import org.apache.fop.apps.FOPException; +import org.apache.fop.fo.properties.PropertyMaker; /** * Superclass for properties that wrap an enumeration value @@ -60,7 +61,7 @@ public class EnumProperty extends Property { /** * Inner class for creating EnumProperty instances */ - public static class Maker extends Property.Maker { + public static class Maker extends PropertyMaker { /** * @param propName name of property for which a Maker should be created diff --git a/src/java/org/apache/fop/fo/FOPropertyMapping.java b/src/java/org/apache/fop/fo/FOPropertyMapping.java index 1bc932696..c11718abb 100644 --- a/src/java/org/apache/fop/fo/FOPropertyMapping.java +++ b/src/java/org/apache/fop/fo/FOPropertyMapping.java @@ -56,6 +56,11 @@ import java.util.Map; import org.apache.fop.datatypes.ColorType; import org.apache.fop.datatypes.LengthBase; import org.apache.fop.datatypes.ToBeImplementedProperty; +import org.apache.fop.fo.properties.CorrespondingPropertyMaker; +import org.apache.fop.fo.properties.DimensionPropertyMaker; +import org.apache.fop.fo.properties.IndentPropertyMaker; +import org.apache.fop.fo.properties.LineHeightPropertyMaker; +import org.apache.fop.fo.properties.PropertyMaker; /** * This class creates and returns an array of Property.Maker instances @@ -66,30 +71,30 @@ public class FOPropertyMapping implements Constants { private static Map s_htSubPropNames = new HashMap(); private static Map s_htPropIds = new HashMap(); - private static Property.Maker[] s_generics = - new Property.Maker[PROPERTY_COUNT + 1]; + private static PropertyMaker[] s_generics = + new PropertyMaker[PROPERTY_COUNT + 1]; // The rest is only used during the building of the s_generics array. private Property[] enums = null; - private Property.Maker genericColor = null; - private Property.Maker genericBoolean = null; - private Property.Maker genericKeep = null; - private Property.Maker genericCondLength = null; - private Property.Maker genericCondPadding = null; - private Property.Maker genericPadding = null; - private Property.Maker genericCondBorderWidth = null; - private Property.Maker genericBorderWidth = null; - private Property.Maker genericBorderStyle = null; - private Property.Maker genericBreak = null; - private Property.Maker genericSpace = null; + private PropertyMaker genericColor = null; + private PropertyMaker genericBoolean = null; + private PropertyMaker genericKeep = null; + private PropertyMaker genericCondLength = null; + private PropertyMaker genericCondPadding = null; + private PropertyMaker genericPadding = null; + private PropertyMaker genericCondBorderWidth = null; + private PropertyMaker genericBorderWidth = null; + private PropertyMaker genericBorderStyle = null; + private PropertyMaker genericBreak = null; + private PropertyMaker genericSpace = null; /** * Create the generic property maker templates. These templates * are used be the actual makers as a parameter to .useGeneric(...). */ public void createGenerics() { - Property.Maker sub; + PropertyMaker sub; genericColor = new ColorTypeProperty.Maker(0); genericColor.addKeyword("aliceblue", "#f0f8ff"); @@ -375,7 +380,7 @@ public class FOPropertyMapping implements Constants { * @param name the name of the property maker. * @param maker the maker. */ - private static void addPropertyMaker(String name, Property.Maker maker) { + private static void addPropertyMaker(String name, PropertyMaker maker) { s_generics[maker.getPropId()] = maker; s_htPropNames.put(name, new Integer(maker.getPropId())); s_htPropIds.put(new Integer(maker.getPropId()), name); @@ -410,7 +415,7 @@ public class FOPropertyMapping implements Constants { * Return the array of Makers. * @return the maker array. */ - public static Property.Maker[] getGenericMappings() { + public static PropertyMaker[] getGenericMappings() { FOPropertyMapping gp = new FOPropertyMapping(); // Create the shorthand first, they are referenced by the real properties. gp.createShorthandProperties(); @@ -494,7 +499,7 @@ public class FOPropertyMapping implements Constants { } private void createAccessibilityProperties() { - Property.Maker m; + PropertyMaker m; // source-document m = new StringProperty.Maker(PR_SOURCE_DOCUMENT); @@ -510,7 +515,7 @@ public class FOPropertyMapping implements Constants { } private void createAbsolutePositionProperties() { - Property.Maker m; + PropertyMaker m; LengthProperty.Maker l; // absolute-position @@ -552,7 +557,7 @@ public class FOPropertyMapping implements Constants { } private void createAuralProperties() { - Property.Maker m; + PropertyMaker m; // azimuth m = new ToBeImplementedProperty.Maker(PR_AZIMUTH); @@ -664,7 +669,7 @@ public class FOPropertyMapping implements Constants { } private void createBorderPaddingBackgroundProperties() { - Property.Maker m; + PropertyMaker m; BorderWidthPropertyMaker bwm; CorrespondingPropertyMaker corr; @@ -1056,7 +1061,7 @@ public class FOPropertyMapping implements Constants { } private void createFontProperties() { - Property.Maker m; + PropertyMaker m; // font-family m = new StringProperty.Maker(PR_FONT_FAMILY); @@ -1113,7 +1118,7 @@ public class FOPropertyMapping implements Constants { } private void createHyphenationProperties() { - Property.Maker m; + PropertyMaker m; // country m = new StringProperty.Maker(PR_COUNTRY); @@ -1161,7 +1166,7 @@ public class FOPropertyMapping implements Constants { } private void createMarginBlockProperties() { - Property.Maker m; + PropertyMaker m; CorrespondingPropertyMaker corr; // margin-top @@ -1238,7 +1243,7 @@ public class FOPropertyMapping implements Constants { } private void createMarginInlineProperties() { - Property.Maker m; + PropertyMaker m; // space-end m = new SpaceProperty.Maker(PR_SPACE_END); @@ -1252,7 +1257,7 @@ public class FOPropertyMapping implements Constants { } private void createRelativePosProperties() { - Property.Maker m; + PropertyMaker m; // relative-position m = new ToBeImplementedProperty.Maker(PR_RELATIVE_POSITION); @@ -1262,7 +1267,7 @@ public class FOPropertyMapping implements Constants { } private void createAreaAlignmentProperties() { - Property.Maker m; + PropertyMaker m; // alignment-adjust m = new ToBeImplementedProperty.Maker(PR_ALIGNMENT_ADJUST); @@ -1311,7 +1316,7 @@ public class FOPropertyMapping implements Constants { } private void createAreaDimensionProperties() { - Property.Maker m; + PropertyMaker m; LengthProperty.Maker l; DimensionPropertyMaker pdim; CorrespondingPropertyMaker corr; @@ -1453,7 +1458,7 @@ public class FOPropertyMapping implements Constants { } private void createBlockAndLineProperties() { - Property.Maker m; + PropertyMaker m; // hyphenation-keep m = new ToBeImplementedProperty.Maker(PR_HYPHENATION_KEEP); @@ -1573,7 +1578,7 @@ public class FOPropertyMapping implements Constants { } private void createCharacterProperties() { - Property.Maker m; + PropertyMaker m; // character m = new CharacterProperty.Maker(PR_CHARACTER); @@ -1641,7 +1646,7 @@ public class FOPropertyMapping implements Constants { } private void createColorProperties() { - Property.Maker m; + PropertyMaker m; // color m = new ColorTypeProperty.Maker(PR_COLOR); @@ -1669,7 +1674,7 @@ public class FOPropertyMapping implements Constants { } private void createFloatProperties() { - Property.Maker m; + PropertyMaker m; // clear m = new ToBeImplementedProperty.Maker(PR_CLEAR); @@ -1685,7 +1690,7 @@ public class FOPropertyMapping implements Constants { } private void createKeepsAndBreaksProperties() { - Property.Maker m; + PropertyMaker m; // break-after m = new EnumProperty.Maker(PR_BREAK_AFTER); @@ -1732,7 +1737,7 @@ public class FOPropertyMapping implements Constants { } private void createLayoutProperties() { - Property.Maker m; + PropertyMaker m; // clip m = new ToBeImplementedProperty.Maker(PR_CLIP); @@ -1767,8 +1772,8 @@ public class FOPropertyMapping implements Constants { } private void createLeaderAndRuleProperties() { - Property.Maker m; - Property.Maker sub; + PropertyMaker m; + PropertyMaker sub; // leader-alignment m = new EnumProperty.Maker(PR_LEADER_ALIGNMENT); @@ -1842,7 +1847,7 @@ public class FOPropertyMapping implements Constants { } private void createDynamicProperties() { - Property.Maker m; + PropertyMaker m; // active-state m = new ToBeImplementedProperty.Maker(PR_ACTIVE_STATE); @@ -1930,7 +1935,7 @@ public class FOPropertyMapping implements Constants { } private void createMarkersProperties() { - Property.Maker m; + PropertyMaker m; // marker-class-name m = new StringProperty.Maker(PR_MARKER_CLASS_NAME); @@ -1965,7 +1970,7 @@ public class FOPropertyMapping implements Constants { } private void createNumberToStringProperties() { - Property.Maker m; + PropertyMaker m; // format m = new StringProperty.Maker(PR_FORMAT); @@ -1996,7 +2001,7 @@ public class FOPropertyMapping implements Constants { } private void createPaginationAndLayoutProperties() { - Property.Maker m; + PropertyMaker m; LengthProperty.Maker l; // blank-or-not-blank @@ -2124,8 +2129,8 @@ public class FOPropertyMapping implements Constants { } private void createTableProperties() { - Property.Maker m; - Property.Maker sub; + PropertyMaker m; + PropertyMaker sub; // border-after-precedence m = new ToBeImplementedProperty.Maker(PR_BORDER_AFTER_PRECEDENCE); @@ -2258,7 +2263,7 @@ public class FOPropertyMapping implements Constants { } private void createWritingModeProperties() { - Property.Maker m; + PropertyMaker m; // direction m = new ToBeImplementedProperty.Maker(PR_DIRECTION); @@ -2307,7 +2312,7 @@ public class FOPropertyMapping implements Constants { } private void createMiscProperties() { - Property.Maker m; + PropertyMaker m; // content-type m = new ToBeImplementedProperty.Maker(PR_CONTENT_TYPE); @@ -2365,7 +2370,7 @@ public class FOPropertyMapping implements Constants { } private void createShorthandProperties() { - Property.Maker m; + PropertyMaker m; // background m = new ToBeImplementedProperty.Maker(PR_BACKGROUND); diff --git a/src/java/org/apache/fop/fo/FObj.java b/src/java/org/apache/fop/fo/FObj.java index 2e987069e..8576e29b9 100644 --- a/src/java/org/apache/fop/fo/FObj.java +++ b/src/java/org/apache/fop/fo/FObj.java @@ -59,6 +59,7 @@ import java.util.Set; import org.apache.fop.apps.FOPException; import org.apache.fop.fo.flow.Marker; +import org.apache.fop.fo.properties.PropertyMaker; import org.xml.sax.Attributes; import org.xml.sax.Locator; @@ -67,7 +68,7 @@ import org.xml.sax.Locator; */ public class FObj extends FONode implements Constants { private static final String FO_URI = "http://www.w3.org/1999/XSL/Format"; - public static Property.Maker[] propertyListTable = null; + public static PropertyMaker[] propertyListTable = null; /** * Formatting properties for this fo element. @@ -104,8 +105,8 @@ public class FObj extends FONode implements Constants { super(parent); if (propertyListTable == null) { - propertyListTable = new Property.Maker[Constants.PROPERTY_COUNT+1]; - Property.Maker[] list = FOPropertyMapping.getGenericMappings(); + propertyListTable = new PropertyMaker[Constants.PROPERTY_COUNT+1]; + PropertyMaker[] list = FOPropertyMapping.getGenericMappings(); for (int i = 1; i < list.length; i++) { if (list[i] != null) propertyListTable[i] = list[i]; diff --git a/src/java/org/apache/fop/fo/GenericShorthandParser.java b/src/java/org/apache/fop/fo/GenericShorthandParser.java index 91b575731..8591c9832 100644 --- a/src/java/org/apache/fop/fo/GenericShorthandParser.java +++ b/src/java/org/apache/fop/fo/GenericShorthandParser.java @@ -52,6 +52,8 @@ package org.apache.fop.fo; import java.util.Enumeration; +import org.apache.fop.fo.properties.PropertyMaker; + public class GenericShorthandParser implements ShorthandParser { /** @@ -76,7 +78,7 @@ public class GenericShorthandParser implements ShorthandParser { // Used for: border, border-top, border-right etc public Property getValueForProperty(int propId, ListProperty listProperty, - Property.Maker maker, + PropertyMaker maker, PropertyList propertyList) { Property prop = null; // Check for keyword "inherit" @@ -100,7 +102,7 @@ public class GenericShorthandParser implements ShorthandParser { */ protected Property convertValueForProperty(int propId, ListProperty listProperty, - Property.Maker maker, + PropertyMaker maker, PropertyList propertyList) { Property prop = null; // Try each of the stored values in turn diff --git a/src/java/org/apache/fop/fo/KeepProperty.java b/src/java/org/apache/fop/fo/KeepProperty.java index 4a6b6d27a..a4fa0595d 100644 --- a/src/java/org/apache/fop/fo/KeepProperty.java +++ b/src/java/org/apache/fop/fo/KeepProperty.java @@ -52,6 +52,7 @@ package org.apache.fop.fo; import org.apache.fop.apps.FOPException; import org.apache.fop.datatypes.Keep; +import org.apache.fop.fo.properties.CompoundPropertyMaker; /** * Superclass for properties that wrap Keep values diff --git a/src/java/org/apache/fop/fo/LengthPairProperty.java b/src/java/org/apache/fop/fo/LengthPairProperty.java index df52d9a28..d9170c268 100644 --- a/src/java/org/apache/fop/fo/LengthPairProperty.java +++ b/src/java/org/apache/fop/fo/LengthPairProperty.java @@ -52,6 +52,7 @@ package org.apache.fop.fo; import org.apache.fop.apps.FOPException; import org.apache.fop.datatypes.LengthPair; +import org.apache.fop.fo.properties.CompoundPropertyMaker; /** * Superclass for properties wrapping a LengthPair value diff --git a/src/java/org/apache/fop/fo/LengthProperty.java b/src/java/org/apache/fop/fo/LengthProperty.java index 8a2e01de1..f42be2be9 100644 --- a/src/java/org/apache/fop/fo/LengthProperty.java +++ b/src/java/org/apache/fop/fo/LengthProperty.java @@ -53,6 +53,7 @@ package org.apache.fop.fo; import org.apache.fop.datatypes.Length; import org.apache.fop.datatypes.AutoLength; import org.apache.fop.fo.expr.Numeric; +import org.apache.fop.fo.properties.PropertyMaker; import org.apache.fop.apps.FOPException; /** @@ -63,7 +64,7 @@ public class LengthProperty extends Property { /** * Inner class for making instances of LengthProperty */ - public static class Maker extends Property.Maker { + public static class Maker extends PropertyMaker { private boolean autoOk = false; /** diff --git a/src/java/org/apache/fop/fo/LengthRangeProperty.java b/src/java/org/apache/fop/fo/LengthRangeProperty.java index 79ea93c21..a57211cc5 100644 --- a/src/java/org/apache/fop/fo/LengthRangeProperty.java +++ b/src/java/org/apache/fop/fo/LengthRangeProperty.java @@ -51,6 +51,7 @@ package org.apache.fop.fo; import org.apache.fop.datatypes.LengthRange; +import org.apache.fop.fo.properties.CompoundPropertyMaker; import org.apache.fop.apps.FOPException; /** diff --git a/src/java/org/apache/fop/fo/ListProperty.java b/src/java/org/apache/fop/fo/ListProperty.java index 33a6fcf91..1ec8b9d9d 100644 --- a/src/java/org/apache/fop/fo/ListProperty.java +++ b/src/java/org/apache/fop/fo/ListProperty.java @@ -52,6 +52,8 @@ package org.apache.fop.fo; import java.util.Vector; +import org.apache.fop.fo.properties.PropertyMaker; + /** * Superclass for properties that are lists of other properties */ @@ -60,7 +62,7 @@ public class ListProperty extends Property { /** * Inner class for creating instances of ListProperty */ - public static class Maker extends Property.Maker { + public static class Maker extends PropertyMaker { /** * @param name name of property for which Maker should be created diff --git a/src/java/org/apache/fop/fo/NumberProperty.java b/src/java/org/apache/fop/fo/NumberProperty.java index 6e046615c..8c98dd06e 100644 --- a/src/java/org/apache/fop/fo/NumberProperty.java +++ b/src/java/org/apache/fop/fo/NumberProperty.java @@ -52,6 +52,7 @@ package org.apache.fop.fo; import org.apache.fop.datatypes.ColorType; import org.apache.fop.fo.expr.Numeric; +import org.apache.fop.fo.properties.PropertyMaker; /** * Class for handling numeric properties @@ -61,7 +62,7 @@ public class NumberProperty extends Property { /** * Inner class for making NumberProperty objects */ - public static class Maker extends Property.Maker { + public static class Maker extends PropertyMaker { /** * Constructor for NumberProperty.Maker diff --git a/src/java/org/apache/fop/fo/Property.java b/src/java/org/apache/fop/fo/Property.java index c9f126f96..17d5d3648 100644 --- a/src/java/org/apache/fop/fo/Property.java +++ b/src/java/org/apache/fop/fo/Property.java @@ -52,21 +52,13 @@ package org.apache.fop.fo; import org.apache.fop.datatypes.ColorType; import org.apache.fop.datatypes.CondLength; -import org.apache.fop.datatypes.CompoundDatatype; import org.apache.fop.datatypes.Keep; import org.apache.fop.datatypes.Length; import org.apache.fop.datatypes.LengthPair; import org.apache.fop.datatypes.LengthRange; -import org.apache.fop.datatypes.PercentBase; -import org.apache.fop.datatypes.LengthBase; import org.apache.fop.datatypes.Space; import org.apache.fop.fo.expr.Numeric; -import org.apache.fop.fo.expr.PropertyParser; -import org.apache.fop.fo.expr.PropertyInfo; -import org.apache.fop.apps.FOPException; import java.util.Vector; -import java.util.HashMap; -import java.util.Map; /** * Base class for all property objects @@ -74,578 +66,6 @@ import java.util.Map; */ public class Property { - /** - * Base class for all property makers - * @author unascribed - */ - public static class Maker implements Cloneable { - protected int propId; - private boolean inherited = true; - private Map enums = null; - private Map keywords = null; - protected String defaultValue = null; - protected boolean contextDep = false; - protected boolean setByShorthand = false; - private int percentBase = -1; - private Property.Maker[] shorthands = null; - private ShorthandParser datatypeParser; - - protected Property defaultProperty; - protected CorrespondingPropertyMaker corresponding; - - /** - * @return the name of the property for this Maker - */ - protected int getPropId() { - return propId; - } - - /** - * Construct an instance of a Property.Maker for the given property. - * @param propId The Constant ID of the property to be made. - */ - public Maker(int propId) { - this.propId = propId; - } - - /** - * Copy all the values from the generic maker to this maker. - * @param generic a generic property maker. - */ - public void useGeneric(Property.Maker generic) { - contextDep = generic.contextDep; - inherited = generic.inherited; - defaultValue = generic.defaultValue; - percentBase = generic.percentBase; - if (generic.shorthands != null) { - shorthands = new Property.Maker[generic.shorthands.length]; - System.arraycopy(shorthands, 0, generic.shorthands, 0, shorthands.length); - } - if (generic.enums != null) { - enums = new HashMap(generic.enums); - } - if (generic.keywords != null) { - keywords = new HashMap(generic.keywords); - } - } - - /** - * Set the inherited flag. - * @param inherited - */ - public void setInherited(boolean inherited) { - this.inherited = inherited; - } - - /** - * Add a keyword-equiv to the maker. - * @param keyword - * @param value - */ - public void addKeyword(String keyword, String value) { - if (keywords == null) { - keywords = new HashMap(); - } - keywords.put(keyword, value); - } - - /** - * Add a enum constant. - * @param constant - * @param value - */ - public void addEnum(String constant, Property value) { - if (enums == null) { - enums = new HashMap(); - } - enums.put(constant, value); - } - - /** - * Add a subproperty to this maker. - * @param subproperty - */ - public void addSubpropMaker(Property.Maker subproperty) { - throw new RuntimeException("Unable to add subproperties " + getClass()); - } - - /** - * Return a subproperty maker for the subpropId. - * @param subpropId The subpropId of the maker. - * @return The subproperty maker. - */ - public Property.Maker getSubpropMaker(int subpropId) { - throw new RuntimeException("Unable to add subproperties"); - } - - /** - * Add a shorthand to this maker. Only an Integer is added to the - * shorthands list. Later the Integers are replaced with references - * to the actual shorthand property makers. - * @param shorthand a property maker thar is that is checked for - * shorthand values. - */ - public void addShorthand(Property.Maker shorthand) { - if (shorthands == null) { - shorthands = new Property.Maker[3]; - } - for (int i = 0; i < shorthands.length; i++) { - if (shorthands[i] == null) { - shorthands[i] = shorthand; - break; - } - } - } - - /** - * Set the shorthand datatype parser. - * @param subproperty - */ - public void setDatatypeParser(ShorthandParser parser) { - datatypeParser = parser; - } - - /** - * Set the default value for this maker. - * @param defaultValue the default value. - */ - public void setDefault(String defaultValue) { - this.defaultValue = defaultValue; - } - - /** - * Set the default value for this maker. - * @param defaultValue - * @param contextDep true when the value context dependent and - * must not be cached. - */ - public void setDefault(String defaultValue, boolean contextDep) { - this.defaultValue = defaultValue; - this.contextDep = contextDep; - } - - /** - * Set the percent base identifier for this maker. - * @param percentBase - */ - public void setPercentBase(int percentBase) { - this.percentBase = percentBase; - } - - /** - * Set the byShorthand flag which only is applicable for subproperty - * makers. It should be true for the subproperties which must be - * assigned a value when the base property is assigned a attribute - * value directly. - * @param defaultValue - */ - public void setByShorthand(boolean setByShorthand) { - this.setByShorthand = setByShorthand; - } - - /** - * Set the correspoding property information. - * @param corresponding a corresponding maker where the - * isForcedCorresponding and compute methods are delegated to. - */ - public void setCorresponding(CorrespondingPropertyMaker corresponding) { - this.corresponding = corresponding; - } - - /** - * Create a new empty property. Must be overriden in compound - * subclasses. - * @return a new instance of the Property for which this is a maker. - */ - public Property makeNewProperty() { - return null; - } - - /* - * If the property is a relative property with a corresponding absolute - * value specified, the absolute value is used. This is also true of - * the inheritance priority (I think...) - * If the property is an "absolute" property and it isn't specified, then - * we try to compute it from the corresponding relative property: this - * happens in computeProperty. - */ - protected Property findProperty(PropertyList propertyList, - boolean bTryInherit) - throws FOPException - { - Property p = null; - - if (corresponding != null && corresponding.isCorrespondingForced(propertyList)) { - p = corresponding.compute(propertyList); - } else { - p = propertyList.getExplicitBaseProp(propId); - if (p == null) { - p = this.compute(propertyList); - } - if (p == null) { // check for shorthand specification - p = getShorthand(propertyList); - } - if (p == null && bTryInherit) { - // else inherit (if has parent and is inheritable) - PropertyList parentPropertyList = propertyList.getParentPropertyList(); - if (parentPropertyList != null && isInherited()) { - p = findProperty(parentPropertyList, true); - } - } - } - return p; - } - - /** - * Return the property on the current FlowObject. Depending on the passed flags, - * this will try to compute it based on other properties, or if it is - * inheritable, to return the inherited value. If all else fails, it returns - * the default value. - * @param subpropId The subproperty id of the property being retrieved. - * Is 0 when retriving a base property. - * @param propertylist The PropertyList object being built for this FO. - * @param bTryInherit true if inherited properties should be examined. - * @param bTryDefault true if the default value should be returned. - */ - public Property get(int subpropId, PropertyList propertyList, - boolean bTryInherit, boolean bTryDefault) - throws FOPException - { - Property p = findProperty(propertyList, bTryInherit); - if (p == null && bTryDefault) { // default value for this FO! - try { - p = make(propertyList); - } catch (FOPException e) { - // don't know what to do here - } - } - return p; - } - - /** - * Default implementation of isInherited. - * @return A boolean indicating whether this property is inherited. - */ - public boolean isInherited() { - return inherited; - } - - /** - * This is used to handle properties specified as a percentage of - * some "base length", such as the content width of their containing - * box. - * Overridden by subclasses which allow percent specifications. See - * the documentation on properties.xsl for details. - * @param fo the FObj containing the PercentBase - * @param pl the PropertyList containing the property. (TODO: explain - * what this is used for, or remove it from the signature.) - * @return an object implementing the PercentBase interface. - */ - public PercentBase getPercentBase(FObj fo, PropertyList pl) { - if (percentBase == -1) - return null; - return new LengthBase(fo, pl, percentBase); - } - - /** - * Return a property value for the given component of a compound - * property. - * @param p A property value for a compound property type such as - * SpaceProperty. - * @param subprop The Constants ID of the component whose value is to be - * returned. - * NOTE: this is only to ease porting when calls are made to - * PropertyList.get() using a component name of a compound property, - * such as get("space.optimum"). The recommended technique is: - * get("space").getOptimum(). - * Overridden by property maker subclasses which handle - * compound properties. - * @return the Property containing the subproperty - */ - public Property getSubprop(Property p, int subpropId) { - CompoundDatatype val = (CompoundDatatype) p.getObject(); - return val.getComponent(subpropId); - } - - /** - * Set a component in a compound property and return the modified - * compound property object. - * This default implementation returns the original base property - * without modifying it. - * It is overridden by property maker subclasses which handle - * compound properties. - * @param baseProp The Property object representing the compound property, - * such as SpaceProperty. - * @param partId The ID of the component whose value is specified. - * @param subProp A Property object holding the specified value of the - * component to be set. - * @return The modified compound property object. - */ - protected Property setSubprop(Property baseProp, int partId, - Property subProp) { - CompoundDatatype val = (CompoundDatatype) baseProp.getObject(); - val.setComponent(partId, subProp, false); - return baseProp; - } - - /** - * Return the default value. - * @param propertyList The PropertyList object being built for this FO. - * @return the Property object corresponding to the parameters - * @throws FOPException for invalid or inconsisten FO input - */ - public Property make(PropertyList propertyList) throws FOPException { - if (defaultProperty != null) { - return defaultProperty; - } - Property p = make(propertyList, defaultValue, propertyList.getParentFObj()); - if (!contextDep) { - defaultProperty = p; - } - return p; - } - - /** - * Create a Property object from an attribute specification. - * @param propertyList The PropertyList object being built for this FO. - * @param value The attribute value. - * @param fo The current FO whose properties are being set. - * @return The initialized Property object. - * @throws FOPException for invalid or inconsistent FO input - */ - public Property make(PropertyList propertyList, String value, - FObj fo) throws FOPException { - try { - Property newProp = null; - String pvalue = value; - if ("inherit".equals(value)) { - newProp = propertyList.getFromParent(this.propId); - } else { - newProp = checkEnumValues(value); - } - if (newProp == null) { - /* Check for keyword shorthand values to be substituted. */ - pvalue = checkValueKeywords(value); - // Override parsePropertyValue in each subclass of Property.Maker - Property p = PropertyParser.parse(pvalue, - new PropertyInfo(this, - propertyList, fo)); - newProp = convertProperty(p, propertyList, fo); - } - if (newProp == null) { - throw new org.apache.fop.fo.expr.PropertyException("No conversion defined"); - } - return newProp; - } catch (org.apache.fop.fo.expr.PropertyException propEx) { - String propName = FOPropertyMapping.getPropertyName(this.propId); - throw new FOPException("Error in " + propName - + " property value '" + value + "': " - + propEx); - } - } - - /** - * Make a property value for a compound property. If the property - * value is already partially initialized, this method will modify it. - * @param baseProp The Property object representing the compound property, - * for example: SpaceProperty. - * @param subpropId The Constants ID of the subproperty (component) - * whose value is specified. - * @param propertyList The propertyList being built. - * @param fo The FO whose properties are being set. - * @param value the value of the - * @return baseProp (or if null, a new compound property object) with - * the new subproperty added - * @throws FOPException for invalid or inconsistent FO input - */ - public Property make(Property baseProp, int subpropId, - PropertyList propertyList, String value, - FObj fo) throws FOPException { - //getLogger().error("compound property component " - // + partName + " unknown."); - return baseProp; - } - - public Property convertShorthandProperty(PropertyList propertyList, - Property prop, FObj fo) { - Property pret = null; - try { - pret = convertProperty(prop, propertyList, fo); - if (pret == null) { - // If value is a name token, may be keyword or Enum - String sval = prop.getNCname(); - if (sval != null) { - // System.err.println("Convert shorthand ncname " + sval); - pret = checkEnumValues(sval); - if (pret == null) { - /* Check for keyword shorthand values to be substituted. */ - String pvalue = checkValueKeywords(sval); - if (!pvalue.equals(sval)) { - // System.err.println("Convert shorthand keyword" + pvalue); - // Substituted a value: must parse it - Property p = - PropertyParser.parse(pvalue, - new PropertyInfo(this, - propertyList, - fo)); - pret = convertProperty(p, propertyList, fo); - } - } - } - } - } catch (FOPException e) { - - //getLogger().error("convertShorthandProperty caught FOPException " - // + e); - } catch (org.apache.fop.fo.expr.PropertyException propEx) { - //getLogger().error("convertShorthandProperty caught PropertyException " - // + propEx); - } - if (pret != null) { - /* - * System.err.println("Return shorthand value " + pret.getString() + - * " for " + getPropName()); - */ - } - return pret; - } - - /** - * For properties that contain enumerated values. - * This method should be overridden by subclasses. - * @param value the string containing the property value - * @return the Property encapsulating the enumerated equivalent of the - * input value - */ - protected Property checkEnumValues(String value) { - if (enums != null) { - return (Property) enums.get(value); - } - return null; - } - - /** - * Return a String to be parsed if the passed value corresponds to - * a keyword which can be parsed and used to initialize the property. - * For example, the border-width family of properties can have the - * initializers "thin", "medium", or "thick". The FOPropertyMapping - * file specifies a length value equivalent for these keywords, - * such as "0.5pt" for "thin". - * @param value The string value of property attribute. - * @return A String containging a parseable equivalent or null if - * the passed value isn't a keyword initializer for this Property. - */ - protected String checkValueKeywords(String keyword) { - if (keywords != null) { - String value = (String)keywords.get(keyword); - if (value != null) { - return value; - } - } - return keyword; - } - - /** - * Return a Property object based on the passed Property object. - * This method is called if the Property object built by the parser - * isn't the right type for this property. - * It is overridden by subclasses. - * @param p The Property object return by the expression parser - * @param propertyList The PropertyList object being built for this FO. - * @param fo The current FO whose properties are being set. - * @return A Property of the correct type or null if the parsed value - * can't be converted to the correct type. - * @throws FOPException for invalid or inconsistent FO input - */ - protected Property convertProperty(Property p, - PropertyList propertyList, - FObj fo) throws FOPException { - return null; - } - - /** - * For properties that have more than one legal way to be specified, - * this routine should be overridden to attempt to set them based upon - * the other methods. For example, colors may be specified using an RGB - * model, or they may be specified using an NCname. - * @param p property whose datatype should be converted - * @param propertyList collection of properties. (TODO: explain why - * this is needed, or remove it from the signature.) - * @param fo the FObj to which this property is attached. (TODO: explain - * why this is needed, or remove it from the signature). - * @return an Property with the appropriate datatype used - */ - protected Property convertPropertyDatatype(Property p, - PropertyList propertyList, - FObj fo) { - return null; - } - - /** - * Return a Property object representing the value of this property, - * based on other property values for this FO. - * A special case is properties which inherit the specified value, - * rather than the computed value. - * @param propertyList The PropertyList for the FO. - * @return Property A computed Property value or null if no rules - * are specified to compute the value. - * @throws FOPException for invalid or inconsistent FO input - */ - protected Property compute(PropertyList propertyList) - throws FOPException { - if (corresponding != null) { - return corresponding.compute(propertyList); - } - return null; // standard - } - - /** - * For properties that can be set by shorthand properties, this method - * should return the Property, if any, that is parsed from any - * shorthand properties that affect this property. - * This method expects to be overridden by subclasses. - * For example, the border-right-width property could be set implicitly - * from the border shorthand property, the border-width shorthand - * property, or the border-right shorthand property. This method should - * be overridden in the appropriate subclass to check each of these, and - * return an appropriate border-right-width Property object. - * @param propertyList the collection of properties to be considered - * @return the Property, if found, the correspons, otherwise, null - */ - protected Property getShorthand(PropertyList propertyList) { - if (shorthands == null) { - return null; - } - ListProperty listprop; - int n = shorthands.length; - for (int i = 0; i < n && shorthands[i] != null; i++) { - Property.Maker shorthand = shorthands[i]; - listprop = (ListProperty)propertyList.getExplicit(shorthand.propId); - if (listprop != null) { - ShorthandParser parser = shorthand.datatypeParser; - Property p = parser.getValueForProperty(getPropId(), - listprop, this, propertyList); - if (p != null) { - return p; - } - } - } - return null; - } - - /** - * Return a clone of the makers. Used by useGeneric() to clone the - * subproperty makers of the generic compound makers. - */ - public Object clone() { - try { - return super.clone(); - } catch (CloneNotSupportedException exc) { - return null; - } - } - } // end of nested Maker class - /** * The original specified value for properties which inherit * specified values. diff --git a/src/java/org/apache/fop/fo/PropertyList.java b/src/java/org/apache/fop/fo/PropertyList.java index 82bea9108..68c843da7 100644 --- a/src/java/org/apache/fop/fo/PropertyList.java +++ b/src/java/org/apache/fop/fo/PropertyList.java @@ -56,7 +56,7 @@ import org.xml.sax.Attributes; // FOP import org.apache.fop.apps.FOPException; -import org.apache.fop.fo.Property.Maker; +import org.apache.fop.fo.properties.PropertyMaker; /** * Class containing the collection of properties for a given FObj. @@ -276,7 +276,7 @@ public class PropertyList extends HashMap { private Property get(int propId, boolean bTryInherit, boolean bTryDefault) { - Property.Maker propertyMaker = findMaker(propId & Constants.PROPERTY_MASK); + PropertyMaker propertyMaker = findMaker(propId & Constants.PROPERTY_MASK); try { return propertyMaker.get(propId & Constants.COMPOUND_MASK, this, bTryInherit, bTryDefault); @@ -415,7 +415,7 @@ public class PropertyList extends HashMap { String attributeName, String attributeValue) { - Property.Maker propertyMaker = null; + PropertyMaker propertyMaker = null; FObj parentFO = fobj.findNearestAncestorFObj(); /* Handle "compound" properties, ex. space-before.minimum */ @@ -464,7 +464,7 @@ public class PropertyList extends HashMap { private Property findBaseProperty(Attributes attributes, FObj parentFO, String basePropName, - Maker propertyMaker) + PropertyMaker propertyMaker) throws FOPException { /* If the baseProperty has already been created, return it @@ -537,7 +537,7 @@ public class PropertyList extends HashMap { */ private Property getSubpropValue(Property p, int propId) { - Property.Maker maker = findMaker(propId & Constants.PROPERTY_MASK); + PropertyMaker maker = findMaker(propId & Constants.PROPERTY_MASK); if (maker != null) { return maker.getSubprop(p, propId & Constants.COMPOUND_MASK); @@ -551,7 +551,7 @@ public class PropertyList extends HashMap { * @return new Property object */ private Property getShorthand(int propId) { - Property.Maker propertyMaker = findMaker(propId); + PropertyMaker propertyMaker = findMaker(propId); if (propertyMaker != null) { return propertyMaker.getShorthand(this); @@ -569,7 +569,7 @@ public class PropertyList extends HashMap { private Property makeProperty(int propId) throws FOPException { Property p = null; - Property.Maker propertyMaker = findMaker(propId); + PropertyMaker propertyMaker = findMaker(propId); if (propertyMaker != null) { p = propertyMaker.make(this); @@ -587,7 +587,7 @@ public class PropertyList extends HashMap { private boolean isInherited(int propId) { if (inheritableProperty == null) { inheritableProperty = new boolean[Constants.PROPERTY_COUNT + 1]; - Property.Maker maker = null; + PropertyMaker maker = null; for (int prop = 1; prop <= Constants.PROPERTY_COUNT; prop++) { maker = findMaker(prop); inheritableProperty[prop] = (maker != null && maker.isInherited()); @@ -601,7 +601,7 @@ public class PropertyList extends HashMap { * @param propId Id of property * @return the Property.Maker for this property */ - private Property.Maker findMaker(int propId) { + private PropertyMaker findMaker(int propId) { if (propId < 1 || propId > Constants.PROPERTY_COUNT) { return null; diff --git a/src/java/org/apache/fop/fo/ShorthandParser.java b/src/java/org/apache/fop/fo/ShorthandParser.java index ee81269fa..b690abe95 100644 --- a/src/java/org/apache/fop/fo/ShorthandParser.java +++ b/src/java/org/apache/fop/fo/ShorthandParser.java @@ -50,6 +50,8 @@ */ package org.apache.fop.fo; +import org.apache.fop.fo.properties.PropertyMaker; + /** * Interface used to provide parsing capabilities to Properties with shorthand * characteristics (those with multiple components). @@ -64,6 +66,6 @@ public interface ShorthandParser { */ Property getValueForProperty(int propId, ListProperty listProperty, - Property.Maker maker, + PropertyMaker maker, PropertyList propertyList); } diff --git a/src/java/org/apache/fop/fo/SpaceProperty.java b/src/java/org/apache/fop/fo/SpaceProperty.java index 00542d5ec..40d33b08a 100644 --- a/src/java/org/apache/fop/fo/SpaceProperty.java +++ b/src/java/org/apache/fop/fo/SpaceProperty.java @@ -53,6 +53,7 @@ package org.apache.fop.fo; import org.apache.fop.apps.FOPException; import org.apache.fop.datatypes.LengthRange; import org.apache.fop.datatypes.Space; +import org.apache.fop.fo.properties.CompoundPropertyMaker; /** * Base class used for handling properties of the fo:space-before and diff --git a/src/java/org/apache/fop/fo/StringProperty.java b/src/java/org/apache/fop/fo/StringProperty.java index a2d93d070..612e419b5 100644 --- a/src/java/org/apache/fop/fo/StringProperty.java +++ b/src/java/org/apache/fop/fo/StringProperty.java @@ -50,6 +50,8 @@ */ package org.apache.fop.fo; +import org.apache.fop.fo.properties.PropertyMaker; + /** * Exists primarily as a container for its Maker inner class, which is * extended by many string-based FO property classes. @@ -59,7 +61,7 @@ public class StringProperty extends Property { /** * Inner class for making instances of StringProperty */ - public static class Maker extends Property.Maker { + public static class Maker extends PropertyMaker { /** * @param propName name of property for which to create a Maker diff --git a/src/java/org/apache/fop/fo/expr/PropertyInfo.java b/src/java/org/apache/fop/fo/expr/PropertyInfo.java index b36d96473..b421f17d7 100644 --- a/src/java/org/apache/fop/fo/expr/PropertyInfo.java +++ b/src/java/org/apache/fop/fo/expr/PropertyInfo.java @@ -53,9 +53,9 @@ package org.apache.fop.fo.expr; import java.util.Stack; import org.apache.fop.fo.Constants; -import org.apache.fop.fo.Property; import org.apache.fop.fo.PropertyList; import org.apache.fop.fo.FObj; +import org.apache.fop.fo.properties.PropertyMaker; import org.apache.fop.datatypes.PercentBase; @@ -66,7 +66,7 @@ import org.apache.fop.datatypes.PercentBase; * built, and the FObj parent of the FObj for which the property is being set. */ public class PropertyInfo { - private Property.Maker maker; + private PropertyMaker maker; private PropertyList plist; private FObj fo; private Stack stkFunction; // Stack of functions being evaluated @@ -77,7 +77,7 @@ public class PropertyInfo { * @param plist PropertyList object * @param fo FObj */ - public PropertyInfo(Property.Maker maker, PropertyList plist, FObj fo) { + public PropertyInfo(PropertyMaker maker, PropertyList plist, FObj fo) { this.maker = maker; this.plist = plist; this.fo = fo; diff --git a/src/java/org/apache/fop/fo/CompoundPropertyMaker.java b/src/java/org/apache/fop/fo/properties/CompoundPropertyMaker.java similarity index 92% rename from src/java/org/apache/fop/fo/CompoundPropertyMaker.java rename to src/java/org/apache/fop/fo/properties/CompoundPropertyMaker.java index efa05bf92..9a1168072 100644 --- a/src/java/org/apache/fop/fo/CompoundPropertyMaker.java +++ b/src/java/org/apache/fop/fo/properties/CompoundPropertyMaker.java @@ -4,7 +4,7 @@ * The Apache Software License, Version 1.1 * ============================================================================ * - * Copyright (C) 1999-2003 The Apache Software Foundation. All rights reserved. + * Copyright (C) 1999-2004 The Apache Software Foundation. All rights reserved. * * Redistribution and use in source and binary forms, with or without modifica- * tion, are permitted provided that the following conditions are met: @@ -48,10 +48,15 @@ * James Tauber . For more information on the Apache * Software Foundation, please see . */ -package org.apache.fop.fo; +package org.apache.fop.fo.properties; import org.apache.fop.apps.FOPException; import org.apache.fop.datatypes.CompoundDatatype; +import org.apache.fop.fo.Constants; +import org.apache.fop.fo.EnumProperty; +import org.apache.fop.fo.FObj; +import org.apache.fop.fo.Property; +import org.apache.fop.fo.PropertyList; /** * @author me @@ -62,17 +67,17 @@ import org.apache.fop.datatypes.CompoundDatatype; /** * This class extends Property.Maker with support for sub-properties. */ -public class CompoundPropertyMaker extends Property.Maker { +public class CompoundPropertyMaker extends PropertyMaker { /** * The list of subproperty makers supported by this compound maker. */ - private Property.Maker[] subproperties = - new Property.Maker[Constants.COMPOUND_COUNT]; + private PropertyMaker[] subproperties = + new PropertyMaker[Constants.COMPOUND_COUNT]; /** * The first subproperty maker which has a setByShorthand of true. */ - private Property.Maker shorthandMaker = null; + private PropertyMaker shorthandMaker = null; /** * Construct an instance of a CompoundPropertyMaker for the given property. @@ -85,14 +90,14 @@ public class CompoundPropertyMaker extends Property.Maker { /** * @see org.apache.fop.fo.Property.Maker#useGeneric(Property.Maker) */ - public void useGeneric(Property.Maker generic) { + public void useGeneric(PropertyMaker generic) { super.useGeneric(generic); if (generic instanceof CompoundPropertyMaker) { CompoundPropertyMaker compoundGeneric = (CompoundPropertyMaker) generic; for (int i = 0; i < Constants.COMPOUND_COUNT; i++) { - Property.Maker submaker = compoundGeneric.subproperties[i]; + PropertyMaker submaker = compoundGeneric.subproperties[i]; if (submaker != null) { - addSubpropMaker((Property.Maker) submaker.clone()); + addSubpropMaker((PropertyMaker) submaker.clone()); } } } @@ -102,7 +107,7 @@ public class CompoundPropertyMaker extends Property.Maker { * Add a subproperty to this maker. * @param subproperty */ - public void addSubpropMaker(Property.Maker subproperty) { + public void addSubpropMaker(PropertyMaker subproperty) { // Place the base propId in the propId of the subproperty. subproperty.propId &= Constants.COMPOUND_MASK; subproperty.propId |= this.propId; @@ -127,7 +132,7 @@ public class CompoundPropertyMaker extends Property.Maker { * space.optimum='10pt'. * @return the Maker object specified */ - public Property.Maker getSubpropMaker(int subpropId) { + public PropertyMaker getSubpropMaker(int subpropId) { return subproperties[getSubpropIndex(subpropId)]; } @@ -202,7 +207,7 @@ public class CompoundPropertyMaker extends Property.Maker { Property prop = makeCompound(propertyList, fo); CompoundDatatype pval = (CompoundDatatype) prop.getObject(); for (int i = 0; i < Constants.COMPOUND_COUNT; i++) { - Property.Maker submaker = subproperties[i]; + PropertyMaker submaker = subproperties[i]; if (submaker != null && submaker.setByShorthand) { pval.setComponent(submaker.getPropId() & Constants.COMPOUND_MASK, p, false); } @@ -258,7 +263,7 @@ public class CompoundPropertyMaker extends Property.Maker { baseProp = makeCompound(propertyList, fo); } - Property.Maker spMaker = getSubpropMaker(subpropId); + PropertyMaker spMaker = getSubpropMaker(subpropId); if (spMaker != null) { Property p = spMaker.make(propertyList, value, fo); @@ -287,7 +292,7 @@ public class CompoundPropertyMaker extends Property.Maker { Property p = makeNewProperty(); CompoundDatatype data = (CompoundDatatype) p.getObject(); for (int i = 0; i < Constants.COMPOUND_COUNT; i++) { - Property.Maker submaker = subproperties[i]; + PropertyMaker submaker = subproperties[i]; if (submaker != null) { Property subprop = submaker.make(propertyList, submaker.defaultValue, parentFO); data.setComponent(submaker.getPropId() & Constants.COMPOUND_MASK, subprop, true); diff --git a/src/java/org/apache/fop/fo/CorrespondingPropertyMaker.java b/src/java/org/apache/fop/fo/properties/CorrespondingPropertyMaker.java similarity index 52% rename from src/java/org/apache/fop/fo/CorrespondingPropertyMaker.java rename to src/java/org/apache/fop/fo/properties/CorrespondingPropertyMaker.java index d3722ae27..568e3a599 100644 --- a/src/java/org/apache/fop/fo/CorrespondingPropertyMaker.java +++ b/src/java/org/apache/fop/fo/properties/CorrespondingPropertyMaker.java @@ -1,24 +1,71 @@ /* - * Created on Jan 12, 2004 + * $Id$ + * ============================================================================ + * The Apache Software License, Version 1.1 + * ============================================================================ * - * To change the template for this generated file go to - * Window - Preferences - Java - Code Generation - Code and Comments + * Copyright (C) 1999-2004 The Apache Software Foundation. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without modifica- + * tion, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * 3. The end-user documentation included with the redistribution, if any, must + * include the following acknowledgment: "This product includes software + * developed by the Apache Software Foundation (http://www.apache.org/)." + * Alternately, this acknowledgment may appear in the software itself, if + * and wherever such third-party acknowledgments normally appear. + * + * 4. The names "FOP" and "Apache Software Foundation" must not be used to + * endorse or promote products derived from this software without prior + * written permission. For written permission, please contact + * apache@apache.org. + * + * 5. Products derived from this software may not be called "Apache", nor may + * "Apache" appear in their name, without prior written permission of the + * Apache Software Foundation. + * + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, + * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND + * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * APACHE SOFTWARE FOUNDATION OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, + * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLU- + * DING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * ============================================================================ + * + * This software consists of voluntary contributions made by many individuals + * on behalf of the Apache Software Foundation and was originally created by + * James Tauber . For more information on the Apache + * Software Foundation, please see . */ -package org.apache.fop.fo; +package org.apache.fop.fo.properties; import org.apache.fop.apps.FOPException; +import org.apache.fop.fo.FObj; +import org.apache.fop.fo.Property; +import org.apache.fop.fo.PropertyList; /** */ public class CorrespondingPropertyMaker { - protected Property.Maker baseMaker; + protected PropertyMaker baseMaker; protected int lr_tb; protected int rl_tb; protected int tb_rl; private boolean useParent; private boolean relative; - CorrespondingPropertyMaker(Property.Maker baseMaker) { + public CorrespondingPropertyMaker(PropertyMaker baseMaker) { this.baseMaker = baseMaker; baseMaker.setCorresponding(this); } diff --git a/src/java/org/apache/fop/fo/properties/DimensionPropertyMaker.java b/src/java/org/apache/fop/fo/properties/DimensionPropertyMaker.java new file mode 100644 index 000000000..c1c324cde --- /dev/null +++ b/src/java/org/apache/fop/fo/properties/DimensionPropertyMaker.java @@ -0,0 +1,114 @@ +/* + * $Id$ + * ============================================================================ + * The Apache Software License, Version 1.1 + * ============================================================================ + * + * Copyright (C) 1999-2004 The Apache Software Foundation. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without modifica- + * tion, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * 3. The end-user documentation included with the redistribution, if any, must + * include the following acknowledgment: "This product includes software + * developed by the Apache Software Foundation (http://www.apache.org/)." + * Alternately, this acknowledgment may appear in the software itself, if + * and wherever such third-party acknowledgments normally appear. + * + * 4. The names "FOP" and "Apache Software Foundation" must not be used to + * endorse or promote products derived from this software without prior + * written permission. For written permission, please contact + * apache@apache.org. + * + * 5. Products derived from this software may not be called "Apache", nor may + * "Apache" appear in their name, without prior written permission of the + * Apache Software Foundation. + * + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, + * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND + * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * APACHE SOFTWARE FOUNDATION OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, + * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLU- + * DING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * ============================================================================ + * + * This software consists of voluntary contributions made by many individuals + * on behalf of the Apache Software Foundation and was originally created by + * James Tauber . For more information on the Apache + * Software Foundation, please see . + */ +package org.apache.fop.fo.properties; + +import org.apache.fop.apps.FOPException; +import org.apache.fop.fo.Constants; +import org.apache.fop.fo.Property; +import org.apache.fop.fo.PropertyList; + +/** + * @author me + * + * To change the template for this generated type comment go to + * Window - Preferences - Java - Code Generation - Code and Comments + */ +public class DimensionPropertyMaker extends CorrespondingPropertyMaker { + int[][] extraCorresponding = null; + + public DimensionPropertyMaker(PropertyMaker baseMaker) { + super(baseMaker); + } + + public void setExtraCorresponding(int[][] extraCorresponding) { + this.extraCorresponding = extraCorresponding; + } + + public boolean isCorrespondingForced(PropertyList propertyList) { + if (super.isCorrespondingForced(propertyList)) + return true; + for (int i = 0; i < extraCorresponding.length; i++) { + int wmcorr = extraCorresponding[i][0]; //propertyList.getWritingMode()]; + if (propertyList.getExplicit(wmcorr) != null) + return true; + } + return false; + } + + public Property compute(PropertyList propertyList) throws FOPException { + // Based on [width|height] + Property p = super.compute(propertyList); + if (p == null) { + p = baseMaker.make(propertyList); + } + + // Based on min-[width|height] + int wmcorr = propertyList.wmMap(extraCorresponding[0][0], + extraCorresponding[0][1], + extraCorresponding[0][2]); + Property subprop = propertyList.getExplicitOrShorthand(wmcorr); + if (subprop != null) { + baseMaker.setSubprop(p, Constants.CP_MINIMUM, subprop); + } + + // Based on max-[width|height] + wmcorr = propertyList.wmMap(extraCorresponding[1][0], + extraCorresponding[1][1], + extraCorresponding[1][2]); + subprop = propertyList.getExplicitOrShorthand(wmcorr); + // TODO: Don't set when NONE. + if (subprop != null) { + baseMaker.setSubprop(p, Constants.CP_MAXIMUM, subprop); + } + + return p; + } +} diff --git a/src/java/org/apache/fop/fo/IndentPropertyMaker.java b/src/java/org/apache/fop/fo/properties/IndentPropertyMaker.java similarity index 95% rename from src/java/org/apache/fop/fo/IndentPropertyMaker.java rename to src/java/org/apache/fop/fo/properties/IndentPropertyMaker.java index 44b1c9904..e2927a687 100644 --- a/src/java/org/apache/fop/fo/IndentPropertyMaker.java +++ b/src/java/org/apache/fop/fo/properties/IndentPropertyMaker.java @@ -48,10 +48,14 @@ * James Tauber . For more information on the Apache * Software Foundation, please see . */ -package org.apache.fop.fo; +package org.apache.fop.fo.properties; import org.apache.fop.apps.FOPException; import org.apache.fop.datatypes.FixedLength; +import org.apache.fop.fo.FOPropertyMapping; +import org.apache.fop.fo.LengthProperty; +import org.apache.fop.fo.Property; +import org.apache.fop.fo.PropertyList; import org.apache.fop.fo.expr.Numeric; /** @@ -74,7 +78,7 @@ public class IndentPropertyMaker extends CorrespondingPropertyMaker { * Create a start-indent or end-indent property maker. * @param baseMaker */ - public IndentPropertyMaker(Property.Maker baseMaker) { + public IndentPropertyMaker(PropertyMaker baseMaker) { super(baseMaker); } diff --git a/src/java/org/apache/fop/fo/LineHeightPropertyMaker.java b/src/java/org/apache/fop/fo/properties/LineHeightPropertyMaker.java similarity index 96% rename from src/java/org/apache/fop/fo/LineHeightPropertyMaker.java rename to src/java/org/apache/fop/fo/properties/LineHeightPropertyMaker.java index 776e934d7..c2dbb51f8 100644 --- a/src/java/org/apache/fop/fo/LineHeightPropertyMaker.java +++ b/src/java/org/apache/fop/fo/properties/LineHeightPropertyMaker.java @@ -48,10 +48,14 @@ * James Tauber . For more information on the Apache * Software Foundation, please see . */ -package org.apache.fop.fo; +package org.apache.fop.fo.properties; import org.apache.fop.apps.FOPException; import org.apache.fop.datatypes.PercentLength; +import org.apache.fop.fo.FObj; +import org.apache.fop.fo.LengthProperty; +import org.apache.fop.fo.Property; +import org.apache.fop.fo.PropertyList; /** * A maker which calculates the line-height property. diff --git a/src/java/org/apache/fop/fo/properties/PropertyMaker.java b/src/java/org/apache/fop/fo/properties/PropertyMaker.java new file mode 100644 index 000000000..77465a58b --- /dev/null +++ b/src/java/org/apache/fop/fo/properties/PropertyMaker.java @@ -0,0 +1,640 @@ +/* + * $Id$ + * ============================================================================ + * The Apache Software License, Version 1.1 + * ============================================================================ + * + * Copyright (C) 1999-2004 The Apache Software Foundation. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without modifica- + * tion, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * 3. The end-user documentation included with the redistribution, if any, must + * include the following acknowledgment: "This product includes software + * developed by the Apache Software Foundation (http://www.apache.org/)." + * Alternately, this acknowledgment may appear in the software itself, if + * and wherever such third-party acknowledgments normally appear. + * + * 4. The names "FOP" and "Apache Software Foundation" must not be used to + * endorse or promote products derived from this software without prior + * written permission. For written permission, please contact + * apache@apache.org. + * + * 5. Products derived from this software may not be called "Apache", nor may + * "Apache" appear in their name, without prior written permission of the + * Apache Software Foundation. + * + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, + * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND + * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * APACHE SOFTWARE FOUNDATION OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, + * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLU- + * DING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * ============================================================================ + * + * This software consists of voluntary contributions made by many individuals + * on behalf of the Apache Software Foundation and was originally created by + * James Tauber . For more information on the Apache + * Software Foundation, please see . + */ +package org.apache.fop.fo.properties; + +import java.util.HashMap; +import java.util.Map; + +import org.apache.fop.apps.FOPException; +import org.apache.fop.datatypes.CompoundDatatype; +import org.apache.fop.datatypes.LengthBase; +import org.apache.fop.datatypes.PercentBase; +import org.apache.fop.fo.FOPropertyMapping; +import org.apache.fop.fo.FObj; +import org.apache.fop.fo.ListProperty; +import org.apache.fop.fo.Property; +import org.apache.fop.fo.PropertyList; +import org.apache.fop.fo.ShorthandParser; +import org.apache.fop.fo.expr.PropertyInfo; +import org.apache.fop.fo.expr.PropertyParser; + + +/** + * Base class for all property makers + * @author unascribed + */ +public class PropertyMaker implements Cloneable { + protected int propId; + private boolean inherited = true; + private Map enums = null; + private Map keywords = null; + protected String defaultValue = null; + protected boolean contextDep = false; + protected boolean setByShorthand = false; + private int percentBase = -1; + private PropertyMaker[] shorthands = null; + private ShorthandParser datatypeParser; + + protected Property defaultProperty; + protected CorrespondingPropertyMaker corresponding; + + /** + * @return the name of the property for this Maker + */ + public int getPropId() { + return propId; + } + + /** + * Construct an instance of a Property.Maker for the given property. + * @param propId The Constant ID of the property to be made. + */ + public PropertyMaker(int propId) { + this.propId = propId; + } + + /** + * Copy all the values from the generic maker to this maker. + * @param generic a generic property maker. + */ + public void useGeneric(PropertyMaker generic) { + contextDep = generic.contextDep; + inherited = generic.inherited; + defaultValue = generic.defaultValue; + percentBase = generic.percentBase; + if (generic.shorthands != null) { + shorthands = new PropertyMaker[generic.shorthands.length]; + System.arraycopy(shorthands, 0, generic.shorthands, 0, shorthands.length); + } + if (generic.enums != null) { + enums = new HashMap(generic.enums); + } + if (generic.keywords != null) { + keywords = new HashMap(generic.keywords); + } + } + + /** + * Set the inherited flag. + * @param inherited + */ + public void setInherited(boolean inherited) { + this.inherited = inherited; + } + + /** + * Add a keyword-equiv to the maker. + * @param keyword + * @param value + */ + public void addKeyword(String keyword, String value) { + if (keywords == null) { + keywords = new HashMap(); + } + keywords.put(keyword, value); + } + + /** + * Add a enum constant. + * @param constant + * @param value + */ + public void addEnum(String constant, Property value) { + if (enums == null) { + enums = new HashMap(); + } + enums.put(constant, value); + } + + /** + * Add a subproperty to this maker. + * @param subproperty + */ + public void addSubpropMaker(PropertyMaker subproperty) { + throw new RuntimeException("Unable to add subproperties " + getClass()); + } + + /** + * Return a subproperty maker for the subpropId. + * @param subpropId The subpropId of the maker. + * @return The subproperty maker. + */ + public PropertyMaker getSubpropMaker(int subpropId) { + throw new RuntimeException("Unable to add subproperties"); + } + + /** + * Add a shorthand to this maker. Only an Integer is added to the + * shorthands list. Later the Integers are replaced with references + * to the actual shorthand property makers. + * @param shorthand a property maker thar is that is checked for + * shorthand values. + */ + public void addShorthand(PropertyMaker shorthand) { + if (shorthands == null) { + shorthands = new PropertyMaker[3]; + } + for (int i = 0; i < shorthands.length; i++) { + if (shorthands[i] == null) { + shorthands[i] = shorthand; + break; + } + } + } + + /** + * Set the shorthand datatype parser. + * @param subproperty + */ + public void setDatatypeParser(ShorthandParser parser) { + datatypeParser = parser; + } + + /** + * Set the default value for this maker. + * @param defaultValue the default value. + */ + public void setDefault(String defaultValue) { + this.defaultValue = defaultValue; + } + + /** + * Set the default value for this maker. + * @param defaultValue + * @param contextDep true when the value context dependent and + * must not be cached. + */ + public void setDefault(String defaultValue, boolean contextDep) { + this.defaultValue = defaultValue; + this.contextDep = contextDep; + } + + /** + * Set the percent base identifier for this maker. + * @param percentBase + */ + public void setPercentBase(int percentBase) { + this.percentBase = percentBase; + } + + /** + * Set the byShorthand flag which only is applicable for subproperty + * makers. It should be true for the subproperties which must be + * assigned a value when the base property is assigned a attribute + * value directly. + * @param defaultValue + */ + public void setByShorthand(boolean setByShorthand) { + this.setByShorthand = setByShorthand; + } + + /** + * Set the correspoding property information. + * @param corresponding a corresponding maker where the + * isForcedCorresponding and compute methods are delegated to. + */ + public void setCorresponding(CorrespondingPropertyMaker corresponding) { + this.corresponding = corresponding; + } + + /** + * Create a new empty property. Must be overriden in compound + * subclasses. + * @return a new instance of the Property for which this is a maker. + */ + public Property makeNewProperty() { + return null; + } + + /* + * If the property is a relative property with a corresponding absolute + * value specified, the absolute value is used. This is also true of + * the inheritance priority (I think...) + * If the property is an "absolute" property and it isn't specified, then + * we try to compute it from the corresponding relative property: this + * happens in computeProperty. + */ + protected Property findProperty(PropertyList propertyList, + boolean bTryInherit) + throws FOPException + { + Property p = null; + + if (corresponding != null && corresponding.isCorrespondingForced(propertyList)) { + p = corresponding.compute(propertyList); + } else { + p = propertyList.getExplicitBaseProp(propId); + if (p == null) { + p = this.compute(propertyList); + } + if (p == null) { // check for shorthand specification + p = getShorthand(propertyList); + } + if (p == null && bTryInherit) { + // else inherit (if has parent and is inheritable) + PropertyList parentPropertyList = propertyList.getParentPropertyList(); + if (parentPropertyList != null && isInherited()) { + p = findProperty(parentPropertyList, true); + } + } + } + return p; + } + + /** + * Return the property on the current FlowObject. Depending on the passed flags, + * this will try to compute it based on other properties, or if it is + * inheritable, to return the inherited value. If all else fails, it returns + * the default value. + * @param subpropId The subproperty id of the property being retrieved. + * Is 0 when retriving a base property. + * @param propertylist The PropertyList object being built for this FO. + * @param bTryInherit true if inherited properties should be examined. + * @param bTryDefault true if the default value should be returned. + */ + public Property get(int subpropId, PropertyList propertyList, + boolean bTryInherit, boolean bTryDefault) + throws FOPException + { + Property p = findProperty(propertyList, bTryInherit); + if (p == null && bTryDefault) { // default value for this FO! + try { + p = make(propertyList); + } catch (FOPException e) { + // don't know what to do here + } + } + return p; + } + + /** + * Default implementation of isInherited. + * @return A boolean indicating whether this property is inherited. + */ + public boolean isInherited() { + return inherited; + } + + /** + * This is used to handle properties specified as a percentage of + * some "base length", such as the content width of their containing + * box. + * Overridden by subclasses which allow percent specifications. See + * the documentation on properties.xsl for details. + * @param fo the FObj containing the PercentBase + * @param pl the PropertyList containing the property. (TODO: explain + * what this is used for, or remove it from the signature.) + * @return an object implementing the PercentBase interface. + */ + public PercentBase getPercentBase(FObj fo, PropertyList pl) { + if (percentBase == -1) + return null; + return new LengthBase(fo, pl, percentBase); + } + + /** + * Return a property value for the given component of a compound + * property. + * @param p A property value for a compound property type such as + * SpaceProperty. + * @param subprop The Constants ID of the component whose value is to be + * returned. + * NOTE: this is only to ease porting when calls are made to + * PropertyList.get() using a component name of a compound property, + * such as get("space.optimum"). The recommended technique is: + * get("space").getOptimum(). + * Overridden by property maker subclasses which handle + * compound properties. + * @return the Property containing the subproperty + */ + public Property getSubprop(Property p, int subpropId) { + CompoundDatatype val = (CompoundDatatype) p.getObject(); + return val.getComponent(subpropId); + } + + /** + * Set a component in a compound property and return the modified + * compound property object. + * This default implementation returns the original base property + * without modifying it. + * It is overridden by property maker subclasses which handle + * compound properties. + * @param baseProp The Property object representing the compound property, + * such as SpaceProperty. + * @param partId The ID of the component whose value is specified. + * @param subProp A Property object holding the specified value of the + * component to be set. + * @return The modified compound property object. + */ + protected Property setSubprop(Property baseProp, int partId, + Property subProp) { + CompoundDatatype val = (CompoundDatatype) baseProp.getObject(); + val.setComponent(partId, subProp, false); + return baseProp; + } + + /** + * Return the default value. + * @param propertyList The PropertyList object being built for this FO. + * @return the Property object corresponding to the parameters + * @throws FOPException for invalid or inconsisten FO input + */ + public Property make(PropertyList propertyList) throws FOPException { + if (defaultProperty != null) { + return defaultProperty; + } + Property p = make(propertyList, defaultValue, propertyList.getParentFObj()); + if (!contextDep) { + defaultProperty = p; + } + return p; + } + + /** + * Create a Property object from an attribute specification. + * @param propertyList The PropertyList object being built for this FO. + * @param value The attribute value. + * @param fo The current FO whose properties are being set. + * @return The initialized Property object. + * @throws FOPException for invalid or inconsistent FO input + */ + public Property make(PropertyList propertyList, String value, + FObj fo) throws FOPException { + try { + Property newProp = null; + String pvalue = value; + if ("inherit".equals(value)) { + newProp = propertyList.getFromParent(this.propId); + } else { + newProp = checkEnumValues(value); + } + if (newProp == null) { + /* Check for keyword shorthand values to be substituted. */ + pvalue = checkValueKeywords(value); + // Override parsePropertyValue in each subclass of Property.Maker + Property p = PropertyParser.parse(pvalue, + new PropertyInfo(this, + propertyList, fo)); + newProp = convertProperty(p, propertyList, fo); + } + if (newProp == null) { + throw new org.apache.fop.fo.expr.PropertyException("No conversion defined"); + } + return newProp; + } catch (org.apache.fop.fo.expr.PropertyException propEx) { + String propName = FOPropertyMapping.getPropertyName(this.propId); + throw new FOPException("Error in " + propName + + " property value '" + value + "': " + + propEx); + } + } + + /** + * Make a property value for a compound property. If the property + * value is already partially initialized, this method will modify it. + * @param baseProp The Property object representing the compound property, + * for example: SpaceProperty. + * @param subpropId The Constants ID of the subproperty (component) + * whose value is specified. + * @param propertyList The propertyList being built. + * @param fo The FO whose properties are being set. + * @param value the value of the + * @return baseProp (or if null, a new compound property object) with + * the new subproperty added + * @throws FOPException for invalid or inconsistent FO input + */ + public Property make(Property baseProp, int subpropId, + PropertyList propertyList, String value, + FObj fo) throws FOPException { + //getLogger().error("compound property component " + // + partName + " unknown."); + return baseProp; + } + + public Property convertShorthandProperty(PropertyList propertyList, + Property prop, FObj fo) { + Property pret = null; + try { + pret = convertProperty(prop, propertyList, fo); + if (pret == null) { + // If value is a name token, may be keyword or Enum + String sval = prop.getNCname(); + if (sval != null) { + // System.err.println("Convert shorthand ncname " + sval); + pret = checkEnumValues(sval); + if (pret == null) { + /* Check for keyword shorthand values to be substituted. */ + String pvalue = checkValueKeywords(sval); + if (!pvalue.equals(sval)) { + // System.err.println("Convert shorthand keyword" + pvalue); + // Substituted a value: must parse it + Property p = + PropertyParser.parse(pvalue, + new PropertyInfo(this, + propertyList, + fo)); + pret = convertProperty(p, propertyList, fo); + } + } + } + } + } catch (FOPException e) { + + //getLogger().error("convertShorthandProperty caught FOPException " + // + e); + } catch (org.apache.fop.fo.expr.PropertyException propEx) { + //getLogger().error("convertShorthandProperty caught PropertyException " + // + propEx); + } + if (pret != null) { + /* + * System.err.println("Return shorthand value " + pret.getString() + + * " for " + getPropName()); + */ + } + return pret; + } + + /** + * For properties that contain enumerated values. + * This method should be overridden by subclasses. + * @param value the string containing the property value + * @return the Property encapsulating the enumerated equivalent of the + * input value + */ + protected Property checkEnumValues(String value) { + if (enums != null) { + return (Property) enums.get(value); + } + return null; + } + + /** + * Return a String to be parsed if the passed value corresponds to + * a keyword which can be parsed and used to initialize the property. + * For example, the border-width family of properties can have the + * initializers "thin", "medium", or "thick". The FOPropertyMapping + * file specifies a length value equivalent for these keywords, + * such as "0.5pt" for "thin". + * @param value The string value of property attribute. + * @return A String containging a parseable equivalent or null if + * the passed value isn't a keyword initializer for this Property. + */ + protected String checkValueKeywords(String keyword) { + if (keywords != null) { + String value = (String)keywords.get(keyword); + if (value != null) { + return value; + } + } + return keyword; + } + + /** + * Return a Property object based on the passed Property object. + * This method is called if the Property object built by the parser + * isn't the right type for this property. + * It is overridden by subclasses. + * @param p The Property object return by the expression parser + * @param propertyList The PropertyList object being built for this FO. + * @param fo The current FO whose properties are being set. + * @return A Property of the correct type or null if the parsed value + * can't be converted to the correct type. + * @throws FOPException for invalid or inconsistent FO input + */ + protected Property convertProperty(Property p, + PropertyList propertyList, + FObj fo) throws FOPException { + return null; + } + + /** + * For properties that have more than one legal way to be specified, + * this routine should be overridden to attempt to set them based upon + * the other methods. For example, colors may be specified using an RGB + * model, or they may be specified using an NCname. + * @param p property whose datatype should be converted + * @param propertyList collection of properties. (TODO: explain why + * this is needed, or remove it from the signature.) + * @param fo the FObj to which this property is attached. (TODO: explain + * why this is needed, or remove it from the signature). + * @return an Property with the appropriate datatype used + */ + protected Property convertPropertyDatatype(Property p, + PropertyList propertyList, + FObj fo) { + return null; + } + + /** + * Return a Property object representing the value of this property, + * based on other property values for this FO. + * A special case is properties which inherit the specified value, + * rather than the computed value. + * @param propertyList The PropertyList for the FO. + * @return Property A computed Property value or null if no rules + * are specified to compute the value. + * @throws FOPException for invalid or inconsistent FO input + */ + protected Property compute(PropertyList propertyList) + throws FOPException { + if (corresponding != null) { + return corresponding.compute(propertyList); + } + return null; // standard + } + + /** + * For properties that can be set by shorthand properties, this method + * should return the Property, if any, that is parsed from any + * shorthand properties that affect this property. + * This method expects to be overridden by subclasses. + * For example, the border-right-width property could be set implicitly + * from the border shorthand property, the border-width shorthand + * property, or the border-right shorthand property. This method should + * be overridden in the appropriate subclass to check each of these, and + * return an appropriate border-right-width Property object. + * @param propertyList the collection of properties to be considered + * @return the Property, if found, the correspons, otherwise, null + */ + public Property getShorthand(PropertyList propertyList) { + if (shorthands == null) { + return null; + } + ListProperty listprop; + int n = shorthands.length; + for (int i = 0; i < n && shorthands[i] != null; i++) { + PropertyMaker shorthand = shorthands[i]; + listprop = (ListProperty)propertyList.getExplicit(shorthand.propId); + if (listprop != null) { + ShorthandParser parser = shorthand.datatypeParser; + Property p = parser.getValueForProperty(getPropId(), + listprop, this, propertyList); + if (p != null) { + return p; + } + } + } + return null; + } + + /** + * Return a clone of the makers. Used by useGeneric() to clone the + * subproperty makers of the generic compound makers. + */ + public Object clone() { + try { + return super.clone(); + } catch (CloneNotSupportedException exc) { + return null; + } + } +} \ No newline at end of file -- 2.39.5