java.awt.geom.AffineTransform.scale()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.scale()方法的一些代码示例，展示了AffineTransform.scale()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.scale()方法的具体详情如下：
包路径：java.awt.geom.AffineTransform
类名称：AffineTransform
方法名：scale

AffineTransform.scale介绍

暂无

代码示例

代码示例来源：origin: pentaho/pentaho-kettle

public void setTransform( float translationX, float translationY, int shadowsize, float magnification ) {
 AffineTransform transform = new AffineTransform();
 transform.translate( translationX + shadowsize * magnification, translationY + shadowsize * magnification );
 transform.scale( magnification, magnification );
 gc.setTransform( transform );
}

代码示例来源：origin: stackoverflow.com

BufferedImage before = getBufferedImage(encoded);
int w = before.getWidth();
int h = before.getHeight();
BufferedImage after = new BufferedImage(w, h, BufferedImage.TYPE_INT_ARGB);
AffineTransform at = new AffineTransform();
at.scale(2.0, 2.0);
AffineTransformOp scaleOp = 
  new AffineTransformOp(at, AffineTransformOp.TYPE_BILINEAR);
after = scaleOp.filter(before, after);

代码示例来源：origin: pentaho/pentaho-kettle

public void setTransform( float translationX, float translationY, int shadowsize, float magnification ) {
 // PDI-9953 - always use original GC's transform.
 AffineTransform transform = (AffineTransform) originalTransform.clone();
 transform.translate( translationX + shadowsize * magnification, translationY + shadowsize * magnification );
 transform.scale( magnification, magnification );
 gc.setTransform( transform );
}

代码示例来源：origin: pentaho/pentaho-kettle

@Override
 protected void render( Graphics2D gc, int centerX, int centerY, int width, int height, double angleRadians ) {
  AffineTransform oldTransform = gc.getTransform();
  try {
   double scaleX = width * 1.0 / bitmap.getWidth();
   double scaleY = height * 1.0 / bitmap.getHeight();

   AffineTransform affineTransform = new AffineTransform( oldTransform );
   if ( centerX != 0 || centerY != 0 ) {
    affineTransform.translate( centerX, centerY );
   }
   affineTransform.scale( scaleX, scaleY );
   if ( angleRadians != 0 ) {
    affineTransform.rotate( angleRadians );
   }
   affineTransform.translate( -bitmap.getWidth() / 2, -bitmap.getHeight() / 2 );

   gc.setTransform( affineTransform );

   gc.drawImage( bitmap, 0, 0, bitmap.getWidth(), bitmap.getHeight(), null );
  } finally {
   gc.setTransform( oldTransform );
  }
 }
}

代码示例来源：origin: plantuml/plantuml

private UImage scale(double scale, final int type) {
  if (scale == 1) {
    return this;
  }
  final int w = (int) Math.round(image.getWidth() * scale);
  final int h = (int) Math.round(image.getHeight() * scale);
  final BufferedImage after = new BufferedImage(w, h, image.getType());
  final AffineTransform at = new AffineTransform();
  at.scale(scale, scale);
  final AffineTransformOp scaleOp = new AffineTransformOp(at, type);
  return new UImage(scaleOp.filter(image, after), formula);
}

代码示例来源：origin: mapsforge/mapsforge

@Override
public void scale(float scaleX, float scaleY, float pivotX, float pivotY) {
  this.affineTransform.translate(pivotX, pivotY);
  this.affineTransform.scale(scaleX, scaleY);
  this.affineTransform.translate(-pivotX, -pivotY);
}

代码示例来源：origin: stackoverflow.com

AffineTransform t = new AffineTransform();
  break;
case 2: // Flip X
  t.scale(-1.0, 1.0);
  t.translate(-info.width, 0);
  break;
case 3: // PI rotation 
  t.translate(info.width, info.height);
  t.rotate(Math.PI);
  break;
case 4: // Flip Y
  t.scale(1.0, -1.0);
  t.translate(0, -info.height);
  break;
case 5: // - PI/2 and Flip X
  t.rotate(-Math.PI / 2);
  t.scale(-1.0, 1.0);
  break;
case 6: // -PI/2 and -width
  break;
case 7: // PI/2 and Flip
  t.scale(-1.0, 1.0);
  t.translate(-info.height, 0);
  t.translate(0, info.width);

代码示例来源：origin: org.apache.poi/poi

@Override
public BufferedImage getImage(Dimension dim) {
  double w_old = img.getWidth();
  double h_old = img.getHeight();
  BufferedImage scaled = new BufferedImage((int)w_old, (int)h_old, BufferedImage.TYPE_INT_ARGB);
  double w_new = dim.getWidth();
  double h_new = dim.getHeight();
  AffineTransform at = new AffineTransform();
  at.scale(w_new/w_old, h_new/h_old);
  AffineTransformOp scaleOp = new AffineTransformOp(at, AffineTransformOp.TYPE_BILINEAR);
  scaleOp.filter(img, scaled);
  return scaled;
}

代码示例来源：origin: mapsforge/mapsforge

double verticalScale = tileRect.getHeight() / shadeRect.getHeight();
transform.translate(tileRect.left, tileRect.top);
transform.scale(horizontalScale, verticalScale);
transform.translate(-shadeRect.left, -shadeRect.top);

代码示例来源：origin: pentaho/pentaho-kettle

public static void render( Graphics2D gc, GraphicsNode svgGraphicsNode, Dimension2D svgGraphicsSize, int centerX,
   int centerY, int width, int height, double angleRadians ) {
  double scaleX = width / svgGraphicsSize.getWidth();
  double scaleY = height / svgGraphicsSize.getHeight();

  AffineTransform affineTransform = new AffineTransform();
  if ( centerX != 0 || centerY != 0 ) {
   affineTransform.translate( centerX, centerY );
  }
  affineTransform.scale( scaleX, scaleY );
  if ( angleRadians != 0 ) {
   affineTransform.rotate( angleRadians );
  }
  affineTransform.translate( -svgGraphicsSize.getWidth() / 2, -svgGraphicsSize.getHeight() / 2 );

  svgGraphicsNode.setTransform( affineTransform );

  svgGraphicsNode.paint( gc );
 }
}

代码示例来源：origin: plantuml/plantuml

_graphics.setTransform(new AffineTransform());
AffineTransform fontTransform = new AffineTransform();
fontTransform.scale(fs, fs);
fontTransform.rotate(-ta.getOrientationAngle() * Math.PI / 180);
font = font.deriveFont(fontTransform);

代码示例来源：origin: org.mapsforge/mapsforge-map-awt

@Override
public void scale(float scaleX, float scaleY, float pivotX, float pivotY) {
  this.affineTransform.translate(pivotX, pivotY);
  this.affineTransform.scale(scaleX, scaleY);
  this.affineTransform.translate(-pivotX, -pivotY);
}

代码示例来源：origin: org.apache.poi/poi

public void draw(Graphics2D graphics) {
  // the coordinate system of this group of shape
  Rectangle2D interior = getShape().getInteriorAnchor();
  // anchor of this group relative to the parent shape
  Rectangle2D exterior = getShape().getAnchor();
  AffineTransform tx = (AffineTransform)graphics.getRenderingHint(Drawable.GROUP_TRANSFORM);
  AffineTransform tx0 = new AffineTransform(tx);
  double scaleX = interior.getWidth() == 0. ? 1.0 : exterior.getWidth() / interior.getWidth();
  double scaleY = interior.getHeight() == 0. ? 1.0 : exterior.getHeight() / interior.getHeight();
  tx.translate(exterior.getX(), exterior.getY());
  tx.scale(scaleX, scaleY);
  tx.translate(-interior.getX(), -interior.getY());
  DrawFactory drawFact = DrawFactory.getInstance(graphics);
  AffineTransform at2 = graphics.getTransform();
  
  for (Shape<?,?> child : getShape()) {
    // remember the initial transform and restore it after we are done with the drawing
    AffineTransform at = graphics.getTransform();
    graphics.setRenderingHint(Drawable.GSAVE, true);
    Drawable draw = drawFact.getDrawable(child);
    draw.applyTransform(graphics);
    draw.draw(graphics);
    // restore the coordinate system
    graphics.setTransform(at);
    graphics.setRenderingHint(Drawable.GRESTORE, true);
  }
  graphics.setTransform(at2);
  graphics.setRenderingHint(Drawable.GROUP_TRANSFORM, tx0);
}

代码示例来源：origin: apache/pdfbox

private BufferedImage adjustImage(BufferedImage gray) throws IOException
{
  AffineTransform at = new AffineTransform(xform);
  Matrix m = new Matrix(at);
  at.scale(1.0 / Math.abs(m.getScalingFactorX()), 1.0 / Math.abs(m.getScalingFactorY()));
  Rectangle originalBounds = new Rectangle(gray.getWidth(), gray.getHeight());
  Rectangle2D transformedBounds = at.createTransformedShape(originalBounds).getBounds2D();
  at.preConcatenate(AffineTransform.getTranslateInstance(-transformedBounds.getMinX(), 
      -transformedBounds.getMinY()));
  
  int width = (int) Math.ceil(transformedBounds.getWidth());
  int height = (int) Math.ceil(transformedBounds.getHeight());
  BufferedImage transformedGray = new BufferedImage(width, height, BufferedImage.TYPE_BYTE_GRAY); 
  
  Graphics2D g2 = (Graphics2D) transformedGray.getGraphics();
  g2.drawImage(gray, at, null);
  g2.dispose();
  return transformedGray;
}

代码示例来源：origin: apache/pdfbox

at.translate(mediaBox.getLowerLeftX() - viewBox.getLowerLeftX(),
    mediaBox.getLowerLeftY() - viewBox.getLowerLeftY());
switch (rotation)
  at.scale(viewBox.getWidth() / viewBox.getHeight(), viewBox.getHeight() / viewBox.getWidth());
  at.translate(0, viewBox.getWidth());
  at.rotate(-Math.PI / 2.0);
  break;
case 180:
  at.translate(viewBox.getWidth(), viewBox.getHeight());
  at.rotate(-Math.PI);
  break;
case 270:
  at.scale(viewBox.getWidth() / viewBox.getHeight(), viewBox.getHeight() / viewBox.getWidth());
  at.translate(viewBox.getHeight(), 0);
  at.rotate(-Math.PI * 1.5);

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

/**
 * Returns a transform that can translate shape-local coordinates to the
 * coordinates of its parent shape
 */
protected AffineTransform getParentTransform() {
  // TODO: There's probably a better way to do this
  AffineTransform tr = new AffineTransform();
  Double locX = getLocPinX();
  Double locY = getLocPinY();
  Boolean flipX = getFlipX();
  Boolean flipY = getFlipY();
  Double angle = getAngle();
  tr.translate(-locX, -locY);
  tr.translate(getPinX(), getPinY());
  // rotate about the origin
  if (angle != null && Math.abs(angle) > 0.001) {
    tr.rotate(angle, locX, locY);
  }
  // flip if necessary
  if (flipX != null && flipX) {
    tr.scale(-1, 1);
    tr.translate(-getWidth(), 0);
  }
  if (flipY != null && flipY) {
    tr.scale(1, -1);
    tr.translate(0, -getHeight());
  }
  return tr;
}

代码示例来源：origin: apache/pdfbox

private void adjustRectangle(Rectangle2D r)
{
  Matrix m = new Matrix(xform);
  double scaleX = Math.abs(m.getScalingFactorX());
  double scaleY = Math.abs(m.getScalingFactorY());
  AffineTransform adjustedTransform = new AffineTransform(xform);
  adjustedTransform.scale(1.0 / scaleX, 1.0 / scaleY);
  r.setRect(adjustedTransform.createTransformedShape(r).getBounds2D());
}

代码示例来源：origin: movsim/movsim

protected void setTransform() {
  transform.setToIdentity();
  transform.scale(scale, scale);
  transform.translate(xOffset, yOffset);
}

代码示例来源：origin: rkalla/imgscalr

AffineTransform tx = new AffineTransform();
  tx.translate(newWidth, 0);
  tx.quadrantRotate(1);
  tx.translate(0, newHeight);
  tx.quadrantRotate(3);
  break;
  tx.translate(newWidth, newHeight);
  tx.quadrantRotate(2);
  break;
  tx.translate(newWidth, 0);
  tx.scale(-1.0, 1.0);
  break;
  tx.translate(0, newHeight);
  tx.scale(1.0, -1.0);
  break;

代码示例来源：origin: stackoverflow.com

if (img != null) {
  Graphics2D g2d = (Graphics2D) g.create();
  AffineTransform at = new AffineTransform();
  at.scale(scale, scale);
  g2d.drawImage(img, at, this);
  g2d.dispose();

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