java.awt.geom.AffineTransform.getRotateInstance()方法的使用及代码示例

x33g5p2x  于2022-01-15 转载在 其他  
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本文整理了Java中java.awt.geom.AffineTransform.getRotateInstance()方法的一些代码示例，展示了AffineTransform.getRotateInstance()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。AffineTransform.getRotateInstance()方法的具体详情如下：
包路径：java.awt.geom.AffineTransform
类名称：AffineTransform
方法名：getRotateInstance

AffineTransform.getRotateInstance介绍

暂无

代码示例

代码示例来源：origin: plantuml/plantuml

  1. public void rotate(double theta) {
  2.   final AffineTransform rotate = AffineTransform.getRotateInstance(theta);
  3.   for (Point2D.Double pt : all) {
  4.     rotate.transform(pt, pt);
  5.   }
  6. }

代码示例来源：origin: plantuml/plantuml

  1. public MagicPointsFactory2(Point2D.Double p1, Point2D.Double p2) {
  2.   this.p1 = p1;
  3.   this.p2 = p2;
  4.   final double dx = p2.x - p1.x;
  5.   final double dy = p2.y - p1.y;
  6.   final int interv = 5;
  7.   final int intervAngle = 10;
  8.   final double theta = Math.PI * 2 / intervAngle;
  9.   for (int a = 0; a < 10; a++) {
  10.     final AffineTransform at = AffineTransform.getRotateInstance(theta * a, p1.x, p1.y);
  11.     for (int i = 0; i < interv * 2; i++) {
  12.       final Point2D.Double p = new Point2D.Double(p1.x + dx * i / interv, p1.y + dy * i / interv);
  13.       result.add((Point2D.Double) at.transform(p, null));
  14.     }
  15.   }
  16. }

代码示例来源：origin: plantuml/plantuml

  1. public USegment rotate(double theta) {
  2.   if (coord.length != 2) {
  3.     throw new UnsupportedOperationException();
  4.   }
  5.   Point2D p1 = new Point2D.Double(coord[0], coord[1]);
  6.   final AffineTransform rotate = AffineTransform.getRotateInstance(theta);
  7.   rotate.transform(p1, p1);
  8.   return new USegment(new double[] { p1.getX(), p1.getY() }, pathType);
  9. }

代码示例来源：origin: plantuml/plantuml

  1. public void drawU(UGraphic ug) {
  2.   final int xWing = 4;
  3.   final AffineTransform rotate = AffineTransform.getRotateInstance(this.angle);
  4.   Point2D firstLineTop = new Point2D.Double(-xWing, -lineHeight);
  5.   Point2D firstLineBottom = new Point2D.Double(-xWing, lineHeight);
  6.   Point2D secondLineTop = new Point2D.Double(-xWing - 3, -lineHeight);
  7.   Point2D secondLineBottom = new Point2D.Double(-xWing - 3, lineHeight);
  8.   Point2D middle = new Point2D.Double(0, 0);
  9.   Point2D base = new Point2D.Double(-xWing - 4, 0);
  10.   rotate.transform(middle, middle);
  11.   rotate.transform(base, base);
  12.   rotate.transform(firstLineTop, firstLineTop);
  13.   rotate.transform(firstLineBottom, firstLineBottom);
  14.   rotate.transform(secondLineTop, secondLineTop);
  15.   rotate.transform(secondLineBottom, secondLineBottom);
  16.   drawLine(ug, contact.getX(), contact.getY(), firstLineTop, firstLineBottom);
  17.   drawLine(ug, contact.getX(), contact.getY(), secondLineTop, secondLineBottom);
  18.   drawLine(ug, contact.getX(), contact.getY(), base, middle);
  19. }

代码示例来源：origin: plantuml/plantuml

  1. public void drawU(UGraphic ug) {
  2.   final int xWing = 8;
  3.   final int yAperture = 8;
  4.   final AffineTransform rotate = AffineTransform.getRotateInstance(this.angle);
  5.   Point2D middle = new Point2D.Double(0, 0);
  6.   Point2D left = new Point2D.Double(0, -yAperture);
  7.   Point2D base = new Point2D.Double(-xWing, 0);
  8.   Point2D right = new Point2D.Double(0, yAperture);
  9.   rotate.transform(left, left);
  10.   rotate.transform(base, base);
  11.   rotate.transform(right, right);
  12.   if (side == Side.WEST || side == Side.EAST) {
  13.     left.setLocation(middle.getX(), left.getY());
  14.     right.setLocation(middle.getX(), right.getY());
  15.   }
  16.   if (side == Side.SOUTH || side == Side.NORTH) {
  17.     left.setLocation(left.getX(), middle.getY());
  18.     right.setLocation(right.getX(), middle.getY());
  19.   }
  20.   drawLine(ug, contact.getX(), contact.getY(), base, left);
  21.   drawLine(ug, contact.getX(), contact.getY(), base, right);
  22.   drawLine(ug, contact.getX(), contact.getY(), base, middle);
  23. }

代码示例来源：origin: plantuml/plantuml

  1. public void drawU(UGraphic ug) {
  2.   
  3.   final int xWing = 8;
  4.   final int yAperture = 6;
  5.   final AffineTransform rotate = AffineTransform.getRotateInstance(this.angle);
  6.   Point2D middle = new Point2D.Double(0, 0);
  7.   Point2D left = new Point2D.Double(0, -yAperture);
  8.   Point2D base = new Point2D.Double(-xWing, 0);
  9.   Point2D lineTop = new Point2D.Double(-xWing-2, -lineHeight);
  10.   Point2D lineBottom = new Point2D.Double(-xWing-2, lineHeight);
  11.   Point2D right = new Point2D.Double(0, yAperture);
  12.   rotate.transform(left, left);
  13.   rotate.transform(base, base);
  14.   rotate.transform(right, right);
  15.   rotate.transform(lineTop, lineTop);
  16.   rotate.transform(lineBottom, lineBottom);
  17.   drawLine(ug, contact.getX(), contact.getY(), base, left);
  18.   drawLine(ug, contact.getX(), contact.getY(), base, right);
  19.   drawLine(ug, contact.getX(), contact.getY(), base, middle);
  20.   drawLine(ug, contact.getX(), contact.getY(), lineTop, lineBottom);
  21. }

代码示例来源：origin: plantuml/plantuml

  1. public void drawU(UGraphic ug) {
  2.   final int xWing = 4;
  3.   final AffineTransform rotate = AffineTransform.getRotateInstance(this.angle);
  4.   Point2D middle = new Point2D.Double(0, 0);
  5.   Point2D base = new Point2D.Double(-xWing-radius-3, 0);
  6.   Point2D circleBase = new Point2D.Double(-xWing-radius-3, 0);
  7.   Point2D lineTop = new Point2D.Double(-xWing, -lineHeight);
  8.   Point2D lineBottom = new Point2D.Double(-xWing, lineHeight);
  9.   rotate.transform(lineTop, lineTop);
  10.   rotate.transform(lineBottom, lineBottom);
  11.   rotate.transform(base, base);
  12.   rotate.transform(circleBase, circleBase);
  13.   drawLine(ug, contact.getX(), contact.getY(), base, middle);
  14.   ug.apply(new UTranslate(contact.getX()+circleBase.getX()-radius, contact.getY()+circleBase.getY()-radius)).draw(new UEllipse(2*radius, 2*radius));
  15.   drawLine(ug, contact.getX(), contact.getY(), lineTop, lineBottom);
  16. }

代码示例来源：origin: biezhi/wechat-api

  1. @Override
  2. public LuminanceSource rotateCounterClockwise45() {
  3.   int width  = getWidth();
  4.   int height = getHeight();
  5.   int oldCenterX = left + width / 2;
  6.   int oldCenterY = top + height / 2;
  7.   // Rotate 45 degrees counterclockwise.
  8.   AffineTransform transform = AffineTransform.getRotateInstance(MINUS_45_IN_RADIANS, oldCenterX, oldCenterY);
  9.   int           sourceDimension = Math.max(image.getWidth(), image.getHeight());
  10.   BufferedImage rotatedImage    = new BufferedImage(sourceDimension, sourceDimension, BufferedImage.TYPE_BYTE_GRAY);
  11.   // Draw the original image into rotated, via transformation
  12.   Graphics2D g = rotatedImage.createGraphics();
  13.   g.drawImage(image, transform, null);
  14.   g.dispose();
  15.   int halfDimension = Math.max(width, height) / 2;
  16.   int newLeft       = Math.max(0, oldCenterX - halfDimension);
  17.   int newTop        = Math.max(0, oldCenterY - halfDimension);
  18.   int newRight      = Math.min(sourceDimension - 1, oldCenterX + halfDimension);
  19.   int newBottom     = Math.min(sourceDimension - 1, oldCenterY + halfDimension);
  20.   return new BufferedImageLuminanceSource(rotatedImage, newLeft, newTop, newRight - newLeft, newBottom - newTop);
  21. }

代码示例来源：origin: plantuml/plantuml

  1. public void drawU(UGraphic ug) {
  2.   final int xWing = 8;
  3.   final int yAperture = 6;
  4.   final AffineTransform rotate = AffineTransform.getRotateInstance(this.angle);
  5.   Point2D middle = new Point2D.Double(0, 0);
  6.   Point2D left = new Point2D.Double(0, -yAperture);
  7.   Point2D base = new Point2D.Double(-xWing, 0);
  8.   Point2D right = new Point2D.Double(0, yAperture);
  9.   Point2D circleBase = new Point2D.Double(-xWing-radius-2, 0);
  10.   rotate.transform(left, left);
  11.   rotate.transform(base, base);
  12.   rotate.transform(right, right);
  13.   rotate.transform(circleBase, circleBase);
  14.   drawLine(ug, contact.getX(), contact.getY(), base, left);
  15.   drawLine(ug, contact.getX(), contact.getY(), base, right);
  16.   drawLine(ug, contact.getX(), contact.getY(), base, middle);
  17.   ug.apply(new UTranslate(contact.getX()+circleBase.getX()-radius, contact.getY()+circleBase.getY()-radius)).draw(new UEllipse(2*radius, 2*radius));
  18. }

代码示例来源：origin: plantuml/plantuml

  1. private static AffineTransformation createSimple(String value) {
  2.   Matcher m = rotate.matcher(StringUtils.trin(value));
  3.   if (m.find()) {
  4.     final double angle = Double.parseDouble(m.group(1));
  5.     return new AffineTransformation(AffineTransform.getRotateInstance(angle * Math.PI / 180.0));
  6.   }
  7.   m = shear.matcher(value);
  8.   if (m.find()) {
  9.     final double shx = Double.parseDouble(m.group(1));
  10.     final double shy = Double.parseDouble(m.group(2));
  11.     return new AffineTransformation(AffineTransform.getShearInstance(shx, shy));
  12.   }
  13.   m = translate.matcher(value);
  14.   if (m.find()) {
  15.     final double tx = Double.parseDouble(m.group(1));
  16.     final double ty = Double.parseDouble(m.group(2));
  17.     return new AffineTransformation(AffineTransform.getTranslateInstance(tx, ty));
  18.   }
  19.   m = scale.matcher(value);
  20.   if (m.find()) {
  21.     final double scalex = Double.parseDouble(m.group(1));
  22.     final double scaley = Double.parseDouble(m.group(2));
  23.     return new AffineTransformation(AffineTransform.getScaleInstance(scalex, scaley));
  24.   }
  25.   m = color.matcher(value);
  26.   if (m.find()) {
  27.     return new AffineTransformation(new AffineTransform());
  28.   }
  29.   return null;
  30. }

代码示例来源：origin: stackoverflow.com

  1. int len = (int) Math.sqrt(dx*dx + dy*dy);
  2. AffineTransform at = AffineTransform.getTranslateInstance(x1, y1);
  3. at.concatenate(AffineTransform.getRotateInstance(angle));
  4. g.transform(at);

代码示例来源：origin: org.apache.poi/poi-ooxml

  1. AffineTransform at = AffineTransform.getRotateInstance(-c);
  2. double[] pts = new double[] { x0, y0, x, y, a, b };
  3. at.transform(pts, 0, pts, 0, 3);

代码示例来源：origin: org.apache.poi/poi

  1. @SuppressWarnings("WeakerAccess")
  2.   protected Paint createLinearGradientPaint(GradientPaint fill, Graphics2D graphics) {
  3.     // TODO: we need to find the two points for gradient - the problem is, which point at the outline
  4.     // do you take? My solution would be to apply the gradient rotation to the shape in reverse
  5.     // and then scan the shape for the largest possible horizontal distance
  7.     double angle = fill.getGradientAngle();
  8.     if (!fill.isRotatedWithShape()) {
  9.       angle -= shape.getRotation();
  10.     }
  12.     Rectangle2D anchor = DrawShape.getAnchor(graphics, shape);
  14.     AffineTransform at = AffineTransform.getRotateInstance(Math.toRadians(angle), anchor.getCenterX(), anchor.getCenterY());
  16.     double diagonal = Math.sqrt(Math.pow(anchor.getWidth(),2) + Math.pow(anchor.getHeight(),2));
  17.     final Point2D p1 = at.transform(new Point2D.Double(anchor.getCenterX() - diagonal / 2, anchor.getCenterY()), null);
  18.     final Point2D p2 = at.transform(new Point2D.Double(anchor.getMaxX(), anchor.getCenterY()), null);
  20. //        snapToAnchor(p1, anchor);
  21. //        snapToAnchor(p2, anchor);
  23.     // gradient paint on the same point throws an exception ... and doesn't make sense
  24.     return (p1.equals(p2)) ? null : safeFractions((f,c)->new LinearGradientPaint(p1,p2,f,c), fill);
  25.   }

代码示例来源：origin: org.apache.poi/poi

  1. trans.concatenate(AffineTransform.getRotateInstance(style.getRotation()*2.0*Math.PI/360.0));
  2. trans.concatenate(
  3. AffineTransform.getScaleInstance(1, fontHeightMultiple)

代码示例来源：origin: org.apache.poi/poi-ooxml

  1. 180, x0 < x ? 180 : -180, Arc2D.OPEN);
  2. path.append(AffineTransform.getRotateInstance(rotate, x0, y0)
  3.     .createTransformedShape(arc), true);

代码示例来源：origin: plantuml/plantuml

  1. final AffineTransform t = AffineTransform.getRotateInstance(Math.toRadians(angle), arc.getCenterX(),
  2.     arc.getCenterY());
  3. final Shape s = t.createTransformedShape(arc);

代码示例来源：origin: haraldk/TwelveMonkeys

  1. AffineTransform.getRotateInstance(pAng, width / 2.0, height / 2.0);

代码示例来源：origin: tabulapdf/tabula-java

  1. protected ObjectExtractorStreamEngine(PDPage page) {
  2.   super(page);
  3.   this.log = LoggerFactory.getLogger(ObjectExtractorStreamEngine.class);
  4.   this.rulings = new ArrayList<>();
  5.   this.pageTransform = null;
  6.   // calculate page transform
  7.   PDRectangle cb = this.getPage().getCropBox();
  8.   int rotation = this.getPage().getRotation();
  9.   this.pageTransform = new AffineTransform();
  10.   if (Math.abs(rotation) == 90 || Math.abs(rotation) == 270) {
  11.     this.pageTransform = AffineTransform.getRotateInstance(rotation * (Math.PI / 180.0), 0, 0);
  12.     this.pageTransform.concatenate(AffineTransform.getScaleInstance(1, -1));
  13.   } else {
  14.     this.pageTransform.concatenate(AffineTransform.getTranslateInstance(0, cb.getHeight()));
  15.     this.pageTransform.concatenate(AffineTransform.getScaleInstance(1, -1));
  16.   }
  17.   this.pageTransform.translate(-cb.getLowerLeftX(), -cb.getLowerLeftY());
  18. }

代码示例来源：origin: haraldk/TwelveMonkeys

  1. @Test
  2. public void testGetPoint2D() {
  3.   AffineTransform rotateInstance = AffineTransform.getRotateInstance(2.1);
  4.   BufferedImageOp original = new java.awt.image.AffineTransformOp(rotateInstance, null);
  5.   BufferedImageOp fallback = new com.twelvemonkeys.image.AffineTransformOp(rotateInstance, null);
  6.   Point2D point = new Point2D.Double(39.7, 42.91);
  7.   assertEquals(original.getPoint2D(point, null), fallback.getPoint2D(point, null));
  8. }

代码示例来源：origin: geotools/geotools

  1. final Envelope world = new Envelope(0, 50, 0, -100);
  2. final AffineTransform worldToScreen =
  3.     AffineTransform.getRotateInstance(Math.toRadians(90), 0, 0);
  4. DefaultFeatureCollection fc = new DefaultFeatureCollection();
  5. fc.add(createPoint(0, 0));

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