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-rw-r--r--src/java/org/apache/fop/fo/FObj.java4
-rw-r--r--src/java/org/apache/fop/fo/flow/InstreamForeignObject.java166
-rw-r--r--src/java/org/apache/fop/layoutmgr/AddLMVisitor.java168
3 files changed, 168 insertions, 170 deletions
diff --git a/src/java/org/apache/fop/fo/FObj.java b/src/java/org/apache/fop/fo/FObj.java
index ea5688034..5cce1eea0 100644
--- a/src/java/org/apache/fop/fo/FObj.java
+++ b/src/java/org/apache/fop/fo/FObj.java
@@ -102,7 +102,7 @@ public class FObj extends FONode {
/**
* The children of this node.
*/
- protected ArrayList children = null;
+ public ArrayList children = null;
/**
* Markers added to this element.
@@ -372,7 +372,7 @@ public class FObj extends FONode {
return null;
}
- /**
+ /**
* Add the marker to this formatting object.
* If this object can contain markers it checks that the marker
* has a unique class-name for this object and that it is
diff --git a/src/java/org/apache/fop/fo/flow/InstreamForeignObject.java b/src/java/org/apache/fop/fo/flow/InstreamForeignObject.java
index b8c9f77e1..a7e14cf32 100644
--- a/src/java/org/apache/fop/fo/flow/InstreamForeignObject.java
+++ b/src/java/org/apache/fop/fo/flow/InstreamForeignObject.java
@@ -50,20 +50,10 @@
*/
package org.apache.fop.fo.flow;
-// FOP
-import java.awt.geom.Point2D;
-import java.awt.geom.Rectangle2D;
-
-import org.apache.fop.area.inline.ForeignObject;
-import org.apache.fop.area.inline.Viewport;
-import org.apache.fop.datatypes.Length;
import org.apache.fop.fo.FONode;
import org.apache.fop.fo.FObj;
import org.apache.fop.fo.FOTreeVisitor;
-import org.apache.fop.fo.XMLObj;
import org.apache.fop.fo.properties.DisplayAlign;
-import org.apache.fop.fo.properties.Overflow;
-import org.apache.fop.fo.properties.Scaling;
import org.apache.fop.fo.properties.TextAlign;
import org.w3c.dom.Document;
@@ -74,8 +64,6 @@ import org.w3c.dom.Document;
*/
public class InstreamForeignObject extends FObj {
- public Viewport areaCurrent;
-
/**
* constructs an instream-foreign-object object (called by Maker).
*
@@ -85,157 +73,7 @@ public class InstreamForeignObject extends FObj {
super(parent);
}
- /**
- * Get the inline area created by this element.
- *
- * @return the viewport inline area
- */
- public Viewport getInlineArea() {
- if (children == null) {
- return areaCurrent;
- }
-
- if (this.children.size() != 1) {
- // error
- return null;
- }
- FONode fo = (FONode)children.get(0);
- if (!(fo instanceof XMLObj)) {
- // error
- return null;
- }
- XMLObj child = (XMLObj)fo;
-
- // viewport size is determined by block-progression-dimension
- // and inline-progression-dimension
-
- // if replaced then use height then ignore block-progression-dimension
- //int h = this.properties.get("height").getLength().mvalue();
-
- // use specified line-height then ignore dimension in height direction
- boolean hasLH = false;//properties.get("line-height").getSpecifiedValue() != null;
-
- Length len;
-
- int bpd = -1;
- int ipd = -1;
- boolean bpdauto = false;
- if (hasLH) {
- bpd = properties.get("line-height").getLength().getValue();
- } else {
- // this property does not apply when the line-height applies
- // isn't the block-progression-dimension always in the same
- // direction as the line height?
- len = properties.get("block-progression-dimension.optimum").getLength();
- if (!len.isAuto()) {
- bpd = len.getValue();
- } else {
- len = properties.get("height").getLength();
- if (!len.isAuto()) {
- bpd = len.getValue();
- }
- }
- }
-
- len = properties.get("inline-progression-dimension.optimum").getLength();
- if (!len.isAuto()) {
- ipd = len.getValue();
- } else {
- len = properties.get("width").getLength();
- if (!len.isAuto()) {
- ipd = len.getValue();
- }
- }
-
- // if auto then use the intrinsic size of the content scaled
- // to the content-height and content-width
- int cwidth = -1;
- int cheight = -1;
- len = properties.get("content-width").getLength();
- if (!len.isAuto()) {
- /*if(len.scaleToFit()) {
- if(ipd != -1) {
- cwidth = ipd;
- }
- } else {*/
- cwidth = len.getValue();
- }
- len = properties.get("content-height").getLength();
- if (!len.isAuto()) {
- /*if(len.scaleToFit()) {
- if(bpd != -1) {
- cwidth = bpd;
- }
- } else {*/
- cheight = len.getValue();
- }
-
- Point2D csize = new Point2D.Float(cwidth == -1 ? -1 : cwidth / 1000f,
- cheight == -1 ? -1 : cheight / 1000f);
- Point2D size = child.getDimension(csize);
- if (size == null) {
- // error
- return null;
- }
- if (cwidth == -1) {
- cwidth = (int)size.getX() * 1000;
- }
- if (cheight == -1) {
- cheight = (int)size.getY() * 1000;
- }
- int scaling = properties.get("scaling").getEnum();
- if (scaling == Scaling.UNIFORM) {
- // adjust the larger
- double rat1 = cwidth / (size.getX() * 1000f);
- double rat2 = cheight / (size.getY() * 1000f);
- if (rat1 < rat2) {
- // reduce cheight
- cheight = (int)(rat1 * size.getY() * 1000);
- } else {
- cwidth = (int)(rat2 * size.getX() * 1000);
- }
- }
-
- if (ipd == -1) {
- ipd = cwidth;
- }
- if (bpd == -1) {
- bpd = cheight;
- }
-
- boolean clip = false;
- if (cwidth > ipd || cheight > bpd) {
- int overflow = properties.get("overflow").getEnum();
- if (overflow == Overflow.HIDDEN) {
- clip = true;
- } else if (overflow == Overflow.ERROR_IF_OVERFLOW) {
- getLogger().error("Instream foreign object overflows the viewport: clipping");
- clip = true;
- }
- }
-
- int xoffset = computeXOffset(ipd, cwidth);
- int yoffset = computeYOffset(bpd, cheight);
-
- Rectangle2D placement = new Rectangle2D.Float(xoffset, yoffset, cwidth, cheight);
-
- Document doc = child.getDOMDocument();
- String ns = child.getDocumentNamespace();
-
- children = null;
- ForeignObject foreign = new ForeignObject(doc, ns);
-
- areaCurrent = new Viewport(foreign);
- areaCurrent.setWidth(ipd);
- areaCurrent.setHeight(bpd);
- areaCurrent.setContentPosition(placement);
- areaCurrent.setClip(clip);
- areaCurrent.setOffset(0);
-
- return areaCurrent;
- }
-
- private int computeXOffset (int ipd, int cwidth) {
+ public int computeXOffset (int ipd, int cwidth) {
int xoffset = 0;
int ta = properties.get("text-align").getEnum();
switch (ta) {
@@ -254,7 +92,7 @@ public class InstreamForeignObject extends FObj {
return xoffset;
}
- private int computeYOffset(int bpd, int cheight) {
+ public int computeYOffset(int bpd, int cheight) {
int yoffset = 0;
int da = properties.get("display-align").getEnum();
switch (da) {
diff --git a/src/java/org/apache/fop/layoutmgr/AddLMVisitor.java b/src/java/org/apache/fop/layoutmgr/AddLMVisitor.java
index abd590ea0..7b5b4988c 100644
--- a/src/java/org/apache/fop/layoutmgr/AddLMVisitor.java
+++ b/src/java/org/apache/fop/layoutmgr/AddLMVisitor.java
@@ -58,16 +58,21 @@ import org.apache.fop.area.Trait;
import org.apache.fop.area.inline.InlineArea;
import org.apache.fop.area.inline.InlineParent;
import org.apache.fop.area.inline.FilledArea;
+import org.apache.fop.area.inline.ForeignObject;
import org.apache.fop.area.inline.Space;
import org.apache.fop.area.inline.Word;
import org.apache.fop.area.inline.Image;
import org.apache.fop.area.inline.Viewport;
+import org.apache.fop.datatypes.Length;
+
import org.apache.fop.fo.FOTreeVisitor;
import org.apache.fop.fo.FObj;
import org.apache.fop.fo.FObjMixed;
+import org.apache.fop.fo.FONode;
import org.apache.fop.fo.FOText;
import org.apache.fop.fo.TextInfo;
+import org.apache.fop.fo.XMLObj;
import org.apache.fop.fo.flow.BidiOverride;
import org.apache.fop.fo.flow.Inline;
import org.apache.fop.fo.flow.BasicLink;
@@ -93,6 +98,8 @@ import org.apache.fop.fo.pagination.Flow;
import org.apache.fop.fo.properties.LeaderPattern;
import org.apache.fop.fo.properties.CommonBorderAndPadding;
import org.apache.fop.fo.properties.CommonBackground;
+import org.apache.fop.fo.properties.Overflow;
+import org.apache.fop.fo.properties.Scaling;
import org.apache.fop.layoutmgr.BidiLayoutManager;
import org.apache.fop.layoutmgr.LayoutProcessor;
@@ -108,6 +115,9 @@ import org.apache.fop.util.CharUtilities;
import java.util.List;
import java.util.ListIterator;
import java.util.ArrayList;
+import java.awt.geom.Point2D;
+import java.awt.geom.Rectangle2D;
+
import org.apache.fop.apps.*;
/**
@@ -457,18 +467,168 @@ public class AddLMVisitor extends FOTreeVisitor {
}
public void serveVisitor(InstreamForeignObject node) {
- node.areaCurrent = node.getInlineArea();
- if (node.areaCurrent != null) {
+ Viewport areaCurrent = getIFOInlineArea(node);
+ if (areaCurrent != null) {
LeafNodeLayoutManager lm = new LeafNodeLayoutManager();
lm.setUserAgent(node.getUserAgent());
lm.setFObj(node);
- lm.setCurrentArea(node.areaCurrent);
+ lm.setCurrentArea(areaCurrent);
lm.setAlignment(node.properties.get("vertical-align").getEnum());
- lm.setLead(node.areaCurrent.getHeight());
+ lm.setLead(areaCurrent.getHeight());
currentLMList.add(lm);
}
}
+ /**
+ * Get the inline area created by this element.
+ *
+ * @return the viewport inline area
+ */
+ public Viewport getIFOInlineArea(InstreamForeignObject node) {
+ if (node.getChildren() == null) {
+ return null;
+ }
+
+ if (node.children.size() != 1) {
+ // error
+ return null;
+ }
+ FONode fo = (FONode)node.children.get(0);
+ if (!(fo instanceof XMLObj)) {
+ // error
+ return null;
+ }
+ XMLObj child = (XMLObj)fo;
+
+ // viewport size is determined by block-progression-dimension
+ // and inline-progression-dimension
+
+ // if replaced then use height then ignore block-progression-dimension
+ //int h = this.properties.get("height").getLength().mvalue();
+
+ // use specified line-height then ignore dimension in height direction
+ boolean hasLH = false;//properties.get("line-height").getSpecifiedValue() != null;
+
+ Length len;
+
+ int bpd = -1;
+ int ipd = -1;
+ boolean bpdauto = false;
+ if (hasLH) {
+ bpd = node.properties.get("line-height").getLength().getValue();
+ } else {
+ // this property does not apply when the line-height applies
+ // isn't the block-progression-dimension always in the same
+ // direction as the line height?
+ len = node.properties.get("block-progression-dimension.optimum").getLength();
+ if (!len.isAuto()) {
+ bpd = len.getValue();
+ } else {
+ len = node.properties.get("height").getLength();
+ if (!len.isAuto()) {
+ bpd = len.getValue();
+ }
+ }
+ }
+
+ len = node.properties.get("inline-progression-dimension.optimum").getLength();
+ if (!len.isAuto()) {
+ ipd = len.getValue();
+ } else {
+ len = node.properties.get("width").getLength();
+ if (!len.isAuto()) {
+ ipd = len.getValue();
+ }
+ }
+
+ // if auto then use the intrinsic size of the content scaled
+ // to the content-height and content-width
+ int cwidth = -1;
+ int cheight = -1;
+ len = node.properties.get("content-width").getLength();
+ if (!len.isAuto()) {
+ /*if(len.scaleToFit()) {
+ if(ipd != -1) {
+ cwidth = ipd;
+ }
+ } else {*/
+ cwidth = len.getValue();
+ }
+ len = node.properties.get("content-height").getLength();
+ if (!len.isAuto()) {
+ /*if(len.scaleToFit()) {
+ if(bpd != -1) {
+ cwidth = bpd;
+ }
+ } else {*/
+ cheight = len.getValue();
+ }
+
+ Point2D csize = new Point2D.Float(cwidth == -1 ? -1 : cwidth / 1000f,
+ cheight == -1 ? -1 : cheight / 1000f);
+ Point2D size = child.getDimension(csize);
+ if (size == null) {
+ // error
+ return null;
+ }
+ if (cwidth == -1) {
+ cwidth = (int)size.getX() * 1000;
+ }
+ if (cheight == -1) {
+ cheight = (int)size.getY() * 1000;
+ }
+ int scaling = node.properties.get("scaling").getEnum();
+ if (scaling == Scaling.UNIFORM) {
+ // adjust the larger
+ double rat1 = cwidth / (size.getX() * 1000f);
+ double rat2 = cheight / (size.getY() * 1000f);
+ if (rat1 < rat2) {
+ // reduce cheight
+ cheight = (int)(rat1 * size.getY() * 1000);
+ } else {
+ cwidth = (int)(rat2 * size.getX() * 1000);
+ }
+ }
+
+ if (ipd == -1) {
+ ipd = cwidth;
+ }
+ if (bpd == -1) {
+ bpd = cheight;
+ }
+
+ boolean clip = false;
+ if (cwidth > ipd || cheight > bpd) {
+ int overflow = node.properties.get("overflow").getEnum();
+ if (overflow == Overflow.HIDDEN) {
+ clip = true;
+ } else if (overflow == Overflow.ERROR_IF_OVERFLOW) {
+ node.getLogger().error("Instream foreign object overflows the viewport: clipping");
+ clip = true;
+ }
+ }
+
+ int xoffset = node.computeXOffset(ipd, cwidth);
+ int yoffset = node.computeYOffset(bpd, cheight);
+
+ Rectangle2D placement = new Rectangle2D.Float(xoffset, yoffset, cwidth, cheight);
+
+ org.w3c.dom.Document doc = child.getDOMDocument();
+ String ns = child.getDocumentNamespace();
+
+ node.children = null;
+ ForeignObject foreign = new ForeignObject(doc, ns);
+
+ Viewport areaCurrent = new Viewport(foreign);
+ areaCurrent.setWidth(ipd);
+ areaCurrent.setHeight(bpd);
+ areaCurrent.setContentPosition(placement);
+ areaCurrent.setClip(clip);
+ areaCurrent.setOffset(0);
+
+ return areaCurrent;
+ }
+
public void serveVisitor(ListItem node) {
if (node.getLabel() != null && node.getBody() != null) {
ListItemLayoutManager blm = new ListItemLayoutManager();
generated by cgit v1.2.3 (git 2.39.1) at 2025-01-15 13:56:17 +0000