#61633 - Zero width shapes aren't rendered

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1831923 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Andreas Beeker 2018-05-19 21:05:10 +00:00
parent 8d04815f1a
commit 92268ed278
2 changed files with 174 additions and 81 deletions

View File

@ -26,7 +26,10 @@ import java.awt.geom.Rectangle2D;
import org.apache.poi.sl.usermodel.FreeformShape;
import org.apache.poi.util.Beta;
import org.apache.poi.util.POILogFactory;
import org.apache.poi.util.POILogger;
import org.apache.poi.util.Units;
import org.apache.xmlbeans.XmlCursor;
import org.apache.xmlbeans.XmlObject;
import org.openxmlformats.schemas.drawingml.x2006.main.CTAdjPoint2D;
import org.openxmlformats.schemas.drawingml.x2006.main.CTCustomGeometry2D;
@ -39,6 +42,7 @@ import org.openxmlformats.schemas.drawingml.x2006.main.CTPath2DLineTo;
import org.openxmlformats.schemas.drawingml.x2006.main.CTPath2DMoveTo;
import org.openxmlformats.schemas.drawingml.x2006.main.CTPath2DQuadBezierTo;
import org.openxmlformats.schemas.drawingml.x2006.main.CTShapeProperties;
import org.openxmlformats.schemas.drawingml.x2006.main.CTTransform2D;
import org.openxmlformats.schemas.presentationml.x2006.main.CTShape;
import org.openxmlformats.schemas.presentationml.x2006.main.CTShapeNonVisual;
@ -50,67 +54,56 @@ import org.openxmlformats.schemas.presentationml.x2006.main.CTShapeNonVisual;
public class XSLFFreeformShape extends XSLFAutoShape
implements FreeformShape<XSLFShape,XSLFTextParagraph> {
private static final POILogger LOG = POILogFactory.getLogger(XSLFFreeformShape.class);
/*package*/ XSLFFreeformShape(CTShape shape, XSLFSheet sheet) {
super(shape, sheet);
}
@Override
public int setPath(Path2D.Double path) {
CTPath2D ctPath = CTPath2D.Factory.newInstance();
public int setPath(final Path2D.Double path) {
final CTPath2D ctPath = CTPath2D.Factory.newInstance();
Rectangle2D bounds = path.getBounds2D();
int x0 = Units.toEMU(bounds.getX());
int y0 = Units.toEMU(bounds.getY());
PathIterator it = path.getPathIterator(new AffineTransform());
final Rectangle2D bounds = path.getBounds2D();
final int x0 = Units.toEMU(bounds.getX());
final int y0 = Units.toEMU(bounds.getY());
final PathIterator it = path.getPathIterator(new AffineTransform());
int numPoints = 0;
ctPath.setH(Units.toEMU(bounds.getHeight()));
ctPath.setW(Units.toEMU(bounds.getWidth()));
final double[] vals = new double[6];
while (!it.isDone()) {
double[] vals = new double[6];
int type = it.currentSegment(vals);
final int type = it.currentSegment(vals);
final CTAdjPoint2D[] points;
switch (type) {
case PathIterator.SEG_MOVETO:
CTAdjPoint2D mv = ctPath.addNewMoveTo().addNewPt();
mv.setX(Units.toEMU(vals[0]) - x0);
mv.setY(Units.toEMU(vals[1]) - y0);
numPoints++;
points = addMoveTo(ctPath);
break;
case PathIterator.SEG_LINETO:
CTAdjPoint2D ln = ctPath.addNewLnTo().addNewPt();
ln.setX(Units.toEMU(vals[0]) - x0);
ln.setY(Units.toEMU(vals[1]) - y0);
numPoints++;
points = addLineTo(ctPath);
break;
case PathIterator.SEG_QUADTO:
CTPath2DQuadBezierTo qbez = ctPath.addNewQuadBezTo();
CTAdjPoint2D qp1 = qbez.addNewPt();
qp1.setX(Units.toEMU(vals[0]) - x0);
qp1.setY(Units.toEMU(vals[1]) - y0);
CTAdjPoint2D qp2 = qbez.addNewPt();
qp2.setX(Units.toEMU(vals[2]) - x0);
qp2.setY(Units.toEMU(vals[3]) - y0);
numPoints += 2;
points = addQuadBezierTo(ctPath);
break;
case PathIterator.SEG_CUBICTO:
CTPath2DCubicBezierTo bez = ctPath.addNewCubicBezTo();
CTAdjPoint2D p1 = bez.addNewPt();
p1.setX(Units.toEMU(vals[0]) - x0);
p1.setY(Units.toEMU(vals[1]) - y0);
CTAdjPoint2D p2 = bez.addNewPt();
p2.setX(Units.toEMU(vals[2]) - x0);
p2.setY(Units.toEMU(vals[3]) - y0);
CTAdjPoint2D p3 = bez.addNewPt();
p3.setX(Units.toEMU(vals[4]) - x0);
p3.setY(Units.toEMU(vals[5]) - y0);
numPoints += 3;
points = addCubicBezierTo(ctPath);
break;
case PathIterator.SEG_CLOSE:
numPoints++;
ctPath.addNewClose();
points = addClosePath(ctPath);
break;
default:
default: {
throw new IllegalStateException("Unrecognized path segment type: " + type);
}
}
int i=0;
for (final CTAdjPoint2D point : points) {
point.setX(Units.toEMU(vals[i++])-x0);
point.setY(Units.toEMU(vals[i++])-y0);
}
numPoints += Math.max(points.length, 1);
it.next();
}
@ -124,63 +117,113 @@ public class XSLFFreeformShape extends XSLFAutoShape
return numPoints;
}
@Override
public Path2D.Double getPath() {
Path2D.Double path = new Path2D.Double();
Rectangle2D bounds = getAnchor();
final Path2D.Double path = new Path2D.Double();
XmlObject xo = getShapeProperties();
final XmlObject xo = getShapeProperties();
if (!(xo instanceof CTShapeProperties)) {
return null;
}
CTCustomGeometry2D geom = ((CTShapeProperties)xo).getCustGeom();
final CTCustomGeometry2D geom = ((CTShapeProperties)xo).getCustGeom();
//noinspection deprecation
for(CTPath2D spPath : geom.getPathLst().getPathArray()){
double scaleW = bounds.getWidth() / Units.toPoints(spPath.getW());
double scaleH = bounds.getHeight() / Units.toPoints(spPath.getH());
for(XmlObject ch : spPath.selectPath("*")){
XmlCursor cursor = spPath.newCursor();
try {
if (cursor.toFirstChild()) {
do {
final XmlObject ch = cursor.getObject();
if (ch instanceof CTPath2DMoveTo) {
CTAdjPoint2D pt = ((CTPath2DMoveTo)ch).getPt();
path.moveTo(
(float) (Units.toPoints((Long) pt.getX()) * scaleW),
(float) (Units.toPoints((Long) pt.getY()) * scaleH));
addMoveTo(path, (CTPath2DMoveTo)ch);
} else if (ch instanceof CTPath2DLineTo) {
CTAdjPoint2D pt = ((CTPath2DLineTo)ch).getPt();
path.lineTo((float)Units.toPoints((Long)pt.getX()),
(float)Units.toPoints((Long)pt.getY()));
addLineTo(path, (CTPath2DLineTo)ch);
} else if (ch instanceof CTPath2DQuadBezierTo) {
CTPath2DQuadBezierTo bez = ((CTPath2DQuadBezierTo)ch);
CTAdjPoint2D pt1 = bez.getPtArray(0);
CTAdjPoint2D pt2 = bez.getPtArray(1);
path.quadTo(
(float) (Units.toPoints((Long) pt1.getX()) * scaleW),
(float) (Units.toPoints((Long) pt1.getY()) * scaleH),
(float) (Units.toPoints((Long) pt2.getX()) * scaleW),
(float) (Units.toPoints((Long) pt2.getY()) * scaleH));
addQuadBezierTo(path, (CTPath2DQuadBezierTo)ch);
} else if (ch instanceof CTPath2DCubicBezierTo) {
CTPath2DCubicBezierTo bez = ((CTPath2DCubicBezierTo)ch);
CTAdjPoint2D pt1 = bez.getPtArray(0);
CTAdjPoint2D pt2 = bez.getPtArray(1);
CTAdjPoint2D pt3 = bez.getPtArray(2);
path.curveTo(
(float) (Units.toPoints((Long) pt1.getX()) * scaleW),
(float) (Units.toPoints((Long) pt1.getY()) * scaleH),
(float) (Units.toPoints((Long) pt2.getX()) * scaleW),
(float) (Units.toPoints((Long) pt2.getY()) * scaleH),
(float) (Units.toPoints((Long) pt3.getX()) * scaleW),
(float) (Units.toPoints((Long) pt3.getY()) * scaleH));
addCubicBezierTo(path, (CTPath2DCubicBezierTo)ch);
} else if (ch instanceof CTPath2DClose) {
path.closePath();
addClosePath(path);
} else {
LOG.log(POILogger.WARN, "can't handle path of type "+xo.getClass());
}
} while (cursor.toNextSibling());
}
} finally {
cursor.dispose();
}
}
// the created path starts at (x=0, y=0).
// The returned path should fit in the bounding rectangle
AffineTransform at = new AffineTransform();
at.translate(bounds.getX(), bounds.getY());
// this used to scale each path element to the path bounding box,
// but now the dimensions/relations are kept as-is
final AffineTransform at = new AffineTransform();
final CTTransform2D xfrm = getXfrm(false);
final Rectangle2D xfrm2d = new Rectangle2D.Double
(xfrm.getOff().getX(), xfrm.getOff().getY(), xfrm.getExt().getCx(), xfrm.getExt().getCy());
final Rectangle2D bounds = getAnchor();
at.translate(bounds.getX()+bounds.getCenterX(), bounds.getY()+bounds.getCenterY());
at.scale(1./Units.EMU_PER_POINT, 1./Units.EMU_PER_POINT);
at.translate(-xfrm2d.getCenterX(), -xfrm2d.getCenterY());
return new Path2D.Double(at.createTransformedShape(path));
}
private static CTAdjPoint2D[] addMoveTo(final CTPath2D path) {
return new CTAdjPoint2D[]{path.addNewMoveTo().addNewPt()};
}
private static void addMoveTo(final Path2D path, final CTPath2DMoveTo xo) {
final CTAdjPoint2D pt = xo.getPt();
path.moveTo((Long)pt.getX(), (Long)pt.getY());
}
private static CTAdjPoint2D[] addLineTo(final CTPath2D path) {
return new CTAdjPoint2D[]{path.addNewLnTo().addNewPt()};
}
private static void addLineTo(final Path2D path, final CTPath2DLineTo xo) {
final CTAdjPoint2D pt = xo.getPt();
path.lineTo((Long)pt.getX(), (Long)pt.getY());
}
private static CTAdjPoint2D[] addQuadBezierTo(final CTPath2D path) {
final CTPath2DQuadBezierTo bez = path.addNewQuadBezTo();
return new CTAdjPoint2D[]{ bez.addNewPt(), bez.addNewPt() };
}
private static void addQuadBezierTo(final Path2D path, final CTPath2DQuadBezierTo xo) {
final CTAdjPoint2D pt1 = xo.getPtArray(0);
final CTAdjPoint2D pt2 = xo.getPtArray(1);
path.quadTo((Long)pt1.getX(), (Long)pt1.getY(),
(Long)pt2.getX(), (Long)pt2.getY());
}
private static CTAdjPoint2D[] addCubicBezierTo(final CTPath2D path) {
final CTPath2DCubicBezierTo bez = path.addNewCubicBezTo();
return new CTAdjPoint2D[]{ bez.addNewPt(), bez.addNewPt(), bez.addNewPt() };
}
private static void addCubicBezierTo(final Path2D path, final CTPath2DCubicBezierTo xo) {
final CTAdjPoint2D pt1 = xo.getPtArray(0);
final CTAdjPoint2D pt2 = xo.getPtArray(1);
final CTAdjPoint2D pt3 = xo.getPtArray(2);
path.curveTo((Long)pt1.getX(), (Long)pt1.getY(),
(Long)pt2.getX(), (Long)pt2.getY(),
(Long)pt3.getX(), (Long)pt3.getY());
}
private static CTAdjPoint2D[] addClosePath(final CTPath2D path) {
path.addNewClose();
return new CTAdjPoint2D[0];
}
private static void addClosePath(final Path2D path) {
path.closePath();
}
/**
* @param shapeId 1-based shapeId
*/

View File

@ -17,15 +17,26 @@
package org.apache.poi.xslf.usermodel;
import static org.junit.Assert.assertEquals;
import static org.apache.poi.xslf.usermodel.TestXSLFSimpleShape.getSpPr;
import static org.junit.Assert.assertEquals;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import java.awt.Color;
import java.awt.Graphics2D;
import java.awt.geom.AffineTransform;
import java.awt.geom.Ellipse2D;
import java.awt.geom.Line2D;
import java.awt.geom.Path2D;
import java.awt.geom.PathIterator;
import java.awt.geom.Rectangle2D;
import java.awt.image.BufferedImage;
import java.io.IOException;
import org.junit.Test;
import org.mockito.AdditionalAnswers;
import org.mockito.ArgumentCaptor;
import org.mockito.Mockito;
public class TestXSLFFreeformShape {
@ -52,4 +63,43 @@ public class TestXSLFFreeformShape {
ppt.close();
}
@Test
public void testZeroWidth() throws IOException {
// see #61633
try (XMLSlideShow ppt = new XMLSlideShow()) {
XSLFSlide slide = ppt.createSlide();
XSLFFreeformShape shape1 = slide.createFreeform();
Path2D.Double path1 = new Path2D.Double(new Line2D.Double(100, 150, 100, 300));
shape1.setPath(path1);
shape1.setLineColor(Color.BLUE);
shape1.setLineWidth(1);
BufferedImage img = new BufferedImage(300, 300, BufferedImage.TYPE_INT_ARGB);
Graphics2D graphics = img.createGraphics();
try {
Graphics2D graphicsMock = Mockito.mock(Graphics2D.class, AdditionalAnswers.delegatesTo(graphics));
slide.draw(graphicsMock);
ArgumentCaptor<Path2D.Double> captor = ArgumentCaptor.forClass(Path2D.Double.class);
verify(graphicsMock, times(1)).draw(captor.capture());
Path2D.Double actual = captor.getValue();
PathIterator pi = actual.getPathIterator(new AffineTransform());
comparePoint(pi, PathIterator.SEG_MOVETO, 100, 150);
pi.next();
comparePoint(pi, PathIterator.SEG_LINETO, 100, 300);
} finally {
graphics.dispose();
}
}
}
private void comparePoint(PathIterator pi, int type, double x0, double y0) {
double points[] = new double[6];
int piType = pi.currentSegment(points);
assertEquals(type, piType);
assertEquals(x0, points[0], 0);
assertEquals(y0, points[1], 0);
}
}