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Posted to fop-commits@xmlgraphics.apache.org by je...@apache.org on 2008/02/25 10:17:45 UTC

svn commit: r630772 - in /xmlgraphics/fop/trunk: src/java/org/apache/fop/layoutmgr/inline/ImageLayout.java test/layoutengine/standard-testcases/external-graphic_size_2.xml

Author: jeremias
Date: Mon Feb 25 01:17:43 2008
New Revision: 630772

URL: http://svn.apache.org/viewvc?rev=630772&view=rev
Log:
Bugfix: When scale-up/down-to-fit was used, the image scaling rule was not always respected.

Added:
    xmlgraphics/fop/trunk/test/layoutengine/standard-testcases/external-graphic_size_2.xml   (with props)
Modified:
    xmlgraphics/fop/trunk/src/java/org/apache/fop/layoutmgr/inline/ImageLayout.java

Modified: xmlgraphics/fop/trunk/src/java/org/apache/fop/layoutmgr/inline/ImageLayout.java
URL: http://svn.apache.org/viewvc/xmlgraphics/fop/trunk/src/java/org/apache/fop/layoutmgr/inline/ImageLayout.java?rev=630772&r1=630771&r2=630772&view=diff
==============================================================================
--- xmlgraphics/fop/trunk/src/java/org/apache/fop/layoutmgr/inline/ImageLayout.java (original)
+++ xmlgraphics/fop/trunk/src/java/org/apache/fop/layoutmgr/inline/ImageLayout.java Mon Feb 25 01:17:43 2008
@@ -163,10 +163,12 @@
 
         //Adjust viewport if not explicit
         if (ipd == -1) {
-            ipd = constrainExtent(cwidth, props.getInlineProgressionDimension());
+            ipd = constrainExtent(cwidth,
+                    props.getInlineProgressionDimension(), props.getContentWidth());
         }
         if (bpd == -1) {
-            bpd = constrainExtent(cheight, props.getBlockProgressionDimension());
+            bpd = constrainExtent(cheight,
+                    props.getBlockProgressionDimension(), props.getContentHeight());
         }
 
         this.clip = false;
@@ -189,19 +191,21 @@
         this.placement = new Rectangle(xoffset, yoffset, cwidth, cheight);
     }
     
-    private int constrainExtent(int extent, LengthRangeProperty range) {
+    private int constrainExtent(int extent, LengthRangeProperty range, Length contextExtent) {
+        boolean mayScaleUp = (contextExtent.getEnum() != EN_SCALE_DOWN_TO_FIT); 
+        boolean mayScaleDown = (contextExtent.getEnum() != EN_SCALE_UP_TO_FIT); 
         Length len;
         len = range.getMaximum(percentBaseContext).getLength();
         if (len.getEnum() != EN_AUTO) {
             int max = len.getValue(percentBaseContext);
-            if (max != -1) {
+            if (max != -1 && mayScaleDown) {
                 extent = Math.min(extent, max);
             }
         }
         len = range.getMinimum(percentBaseContext).getLength();
         if (len.getEnum() != EN_AUTO) {
             int min = len.getValue(percentBaseContext);
-            if (min != -1) {
+            if (min != -1 && mayScaleUp) {
                 extent = Math.max(extent, min);
             }
         }
@@ -210,8 +214,10 @@
     
     private Dimension constrain(Dimension size) {
         Dimension adjusted = new Dimension(size);
-        int effWidth = constrainExtent(size.width, props.getInlineProgressionDimension());
-        int effHeight = constrainExtent(size.height, props.getBlockProgressionDimension());
+        int effWidth = constrainExtent(size.width,
+                props.getInlineProgressionDimension(), props.getContentWidth());
+        int effHeight = constrainExtent(size.height,
+                props.getBlockProgressionDimension(), props.getContentHeight());
         int scaling = props.getScaling();
         if (scaling == EN_UNIFORM) {
             double rat1 = (double)effWidth / size.width;

Added: xmlgraphics/fop/trunk/test/layoutengine/standard-testcases/external-graphic_size_2.xml
URL: http://svn.apache.org/viewvc/xmlgraphics/fop/trunk/test/layoutengine/standard-testcases/external-graphic_size_2.xml?rev=630772&view=auto
==============================================================================
--- xmlgraphics/fop/trunk/test/layoutengine/standard-testcases/external-graphic_size_2.xml (added)
+++ xmlgraphics/fop/trunk/test/layoutengine/standard-testcases/external-graphic_size_2.xml Mon Feb 25 01:17:43 2008
@@ -0,0 +1,115 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  Licensed to the Apache Software Foundation (ASF) under one or more
+  contributor license agreements.  See the NOTICE file distributed with
+  this work for additional information regarding copyright ownership.
+  The ASF licenses this file to You under the Apache License, Version 2.0
+  (the "License"); you may not use this file except in compliance with
+  the License.  You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+  Unless required by applicable law or agreed to in writing, software
+  distributed under the License is distributed on an "AS IS" BASIS,
+  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  See the License for the specific language governing permissions and
+  limitations under the License.
+-->
+<!-- $Id$ -->
+<testcase>
+  <info>
+    <p>
+      This test checks external-graphics with size properties.
+    </p>
+  </info>
+  <fo>
+    <fo:root xmlns:fo="http://www.w3.org/1999/XSL/Format">
+      <fo:layout-master-set>
+        <fo:simple-page-master master-name="normal" page-width="5in" page-height="5in">
+          <fo:region-body/>
+        </fo:simple-page-master>
+      </fo:layout-master-set>
+      <fo:page-sequence master-reference="normal">
+        <fo:flow flow-name="xsl-region-body">
+          <fo:block>
+            <fo:external-graphic src="../../resources/images/box1.png" 
+              overflow="hidden" background-color="yellow" id="box-org"/>
+          </fo:block>
+          <fo:block>
+            <fo:external-graphic src="../../resources/images/box1.png" 
+              inline-progression-dimension="1in"
+              block-progression-dimension="1in"
+              content-width="scale-down-to-fit"
+              content-height="scale-down-to-fit"
+              text-align="center" display-align="center"
+              overflow="hidden" background-color="yellow" id="box1"/>
+            <fo:external-graphic src="../../resources/images/box1.png" 
+              inline-progression-dimension="0.5in"
+              block-progression-dimension="0.5in"
+              content-width="scale-up-to-fit"
+              content-height="scale-up-to-fit"
+              text-align="center" display-align="center"
+              overflow="hidden" background-color="yellow" id="box1a"/>
+          </fo:block>
+          <fo:block>
+            <fo:external-graphic src="../../resources/images/box1.png" 
+              inline-progression-dimension="2in"
+              block-progression-dimension="1in"
+              content-width="scale-down-to-fit"
+              content-height="scale-down-to-fit"
+              text-align="center" display-align="center"
+              overflow="hidden" background-color="yellow" id="box2"/>
+            <fo:external-graphic src="../../resources/images/box1.png" 
+              inline-progression-dimension="1in"
+              block-progression-dimension="2in"
+              content-width="scale-down-to-fit"
+              content-height="scale-down-to-fit"
+              text-align="center" display-align="center"
+              overflow="hidden" background-color="yellow" id="box3"/>
+          </fo:block>
+          <fo:block>
+            <fo:external-graphic src="../../resources/images/box1.png" 
+              inline-progression-dimension="0.5in"
+              block-progression-dimension="0.4in"
+              content-width="scale-up-to-fit"
+              content-height="scale-up-to-fit"
+              text-align="center" display-align="center"
+              overflow="hidden" background-color="yellow" id="box2a"/>
+          </fo:block>
+          <fo:block>EOF</fo:block>
+        </fo:flow>
+      </fo:page-sequence>
+    </fo:root>
+  </fo>
+  <checks>
+    <!-- use intrinsic size -->
+    <eval expected="40009" xpath="//viewport[@prod-id='box-org']/@ipd"/>
+    <eval expected="40009" xpath="//viewport[@prod-id='box-org']/@bpd"/>
+    <eval expected="0 0 40009 40009" xpath="//viewport[@prod-id='box-org']/@pos"/>
+
+    <!-- bigger viewport (square) -->
+    <eval expected="72000" xpath="//viewport[@prod-id='box1']/@ipd"/>
+    <eval expected="72000" xpath="//viewport[@prod-id='box1']/@bpd"/>
+    <eval expected="15995 15995 40009 40009" xpath="//viewport[@prod-id='box1']/@pos"/>
+
+    <!-- smaller viewport (square) -->
+    <eval expected="36000" xpath="//viewport[@prod-id='box1a']/@ipd"/>
+    <eval expected="36000" xpath="//viewport[@prod-id='box1a']/@bpd"/>
+    <eval expected="-2004 -2004 40009 40009" xpath="//viewport[@prod-id='box1a']/@pos"/>
+    
+    <!-- bigger viewport (rectangular) -->
+    <eval expected="144000" xpath="//viewport[@prod-id='box2']/@ipd"/>
+    <eval expected="72000" xpath="//viewport[@prod-id='box2']/@bpd"/>
+    <eval expected="51995 15995 40009 40009" xpath="//viewport[@prod-id='box2']/@pos"/>
+
+    <!-- bigger viewport (rectangular case 2) -->
+    <eval expected="72000" xpath="//viewport[@prod-id='box3']/@ipd"/>
+    <eval expected="144000" xpath="//viewport[@prod-id='box3']/@bpd"/>
+    <eval expected="15995 51995 40009 40009" xpath="//viewport[@prod-id='box3']/@pos"/>
+
+    <!-- smaller viewport (rectangular case) -->
+    <eval expected="36000" xpath="//viewport[@prod-id='box2a']/@ipd"/>
+    <eval expected="28800" xpath="//viewport[@prod-id='box2a']/@bpd"/>
+    <eval expected="-2004 -5604 40009 40009" xpath="//viewport[@prod-id='box2a']/@pos"/>
+  </checks>
+</testcase>

Propchange: xmlgraphics/fop/trunk/test/layoutengine/standard-testcases/external-graphic_size_2.xml
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Propchange: xmlgraphics/fop/trunk/test/layoutengine/standard-testcases/external-graphic_size_2.xml
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