Author: tilman
Date: Sun Aug 31 08:13:19 2025
New Revision: 1928147
Log:
PDFBOX-6057: check that initial position exists
Modified:
pdfbox/branches/2.0/pdfbox/src/main/java/org/apache/pdfbox/contentstream/operator/graphics/CurveToReplicateFinalPoint.java
Modified:
pdfbox/branches/2.0/pdfbox/src/main/java/org/apache/pdfbox/contentstream/operator/graphics/CurveToReplicateFinalPoint.java
==============================================================================
---
pdfbox/branches/2.0/pdfbox/src/main/java/org/apache/pdfbox/contentstream/operator/graphics/CurveToReplicateFinalPoint.java
Sun Aug 31 06:30:04 2025 (r1928146)
+++
pdfbox/branches/2.0/pdfbox/src/main/java/org/apache/pdfbox/contentstream/operator/graphics/CurveToReplicateFinalPoint.java
Sun Aug 31 08:13:19 2025 (r1928147)
@@ -19,8 +19,11 @@ package org.apache.pdfbox.contentstream.
import java.io.IOException;
import java.util.List;
import java.awt.geom.Point2D;
-import org.apache.pdfbox.contentstream.operator.MissingOperandException;
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+
+import org.apache.pdfbox.contentstream.operator.MissingOperandException;
import org.apache.pdfbox.cos.COSBase;
import org.apache.pdfbox.cos.COSNumber;
import org.apache.pdfbox.contentstream.operator.Operator;
@@ -33,6 +36,8 @@ import org.apache.pdfbox.contentstream.o
*/
public final class CurveToReplicateFinalPoint extends GraphicsOperatorProcessor
{
+ private static final Log LOG =
LogFactory.getLog(CurveToReplicateFinalPoint.class);
+
@Override
public void process(Operator operator, List<COSBase> operands) throws
IOException
{
@@ -49,12 +54,22 @@ public final class CurveToReplicateFinal
COSNumber x3 = (COSNumber)operands.get(2);
COSNumber y3 = (COSNumber)operands.get(3);
+ Point2D currentPoint = context.getCurrentPoint();
+
Point2D.Float point1 = context.transformedPoint(x1.floatValue(),
y1.floatValue());
Point2D.Float point3 = context.transformedPoint(x3.floatValue(),
y3.floatValue());
- context.curveTo(point1.x, point1.y,
- point3.x, point3.y,
- point3.x, point3.y);
+ if (currentPoint == null)
+ {
+ LOG.warn("curveTo (" + point3.x + "," + point3.y + ") without
initial MoveTo");
+ context.moveTo(point3.x, point3.y);
+ }
+ else
+ {
+ context.curveTo(point1.x, point1.y,
+ point3.x, point3.y,
+ point3.x, point3.y);
+ }
}
@Override
