android.graphics.Path.transform()方法的使用及代码示例

x33g5p2x  于2022-01-25 转载在 其他  
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本文整理了Java中android.graphics.Path.transform()方法的一些代码示例，展示了Path.transform()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。Path.transform()方法的具体详情如下：
包路径：android.graphics.Path
类名称：Path
方法名：transform

Path.transform介绍

暂无

代码示例

代码示例来源：origin: PhilJay/MPAndroidChart

/**
 * transform a path with all the given matrices VERY IMPORTANT: keep order
 * to value-touch-offset
 *
 * @param path
 */
public void pathValueToPixel(Path path) {
  path.transform(mMatrixValueToPx);
  path.transform(mViewPortHandler.getMatrixTouch());
  path.transform(mMatrixOffset);
}

代码示例来源：origin: siyamed/android-shape-imageview

public void transform(Matrix matrix, Path dst) {
    path.transform(matrix, dst);
  }
}

代码示例来源：origin: tarek360/RichPath

public static void setPathScaleX(Path path, float scale, float px, float py) {
  Matrix matrix = new Matrix();
  matrix.setScale(scale, 1, px, py);
  path.transform(matrix);
}

代码示例来源：origin: tarek360/RichPath

public static void setPathScaleY(Path path, float scale, float px, float py) {
  Matrix matrix = new Matrix();
  matrix.setScale(1, scale, px, py);
  path.transform(matrix);
}

代码示例来源：origin: tarek360/RichPath

public static void setPathTranslationX(Path path, float translationX) {
  Matrix matrix = new Matrix();
  matrix.postTranslate(translationX, 0);
  path.transform(matrix);
}

代码示例来源：origin: andkulikov/Transitions-Everywhere

@Override
@NonNull
public Path getPath(float startX, float startY, float endX, float endY) {
  double dx = endX - startX;
  double dy = endY - startY;
  float length = (float) Math.hypot(dx, dy);
  double angle = Math.atan2(dy, dx);
  mTempMatrix.setScale(length, length);
  mTempMatrix.postRotate((float) Math.toDegrees(angle));
  mTempMatrix.postTranslate(startX, startY);
  Path path = new Path();
  mPatternPath.transform(mTempMatrix, path);
  return path;
}

代码示例来源：origin: DreaminginCodeZH/MaterialProgressBar

@Override
  protected void onDraw(@NonNull Canvas canvas, int width, int height, @NonNull Paint paint) {
    // Drawing the transformed path makes rendering much less blurry than using canvas transform
    // directly. See https://stackoverflow.com/a/16091390 .
    RectF bound = mUseIntrinsicPadding ? RECT_PADDED_BOUND : RECT_PROGRESS_BOUND;
    mMatrix.setScale(width / bound.width(), height / bound.height());
    mMatrix.preTranslate(-bound.left, -bound.top);
    PATH_PROGRESS.transform(mMatrix, mPath);
    canvas.drawPath(mPath, paint);
  }
}

代码示例来源：origin: tarek360/RichPath

public static void setPathTranslationY(Path path, float translationY) {
  Matrix matrix = new Matrix();
  matrix.setTranslate(0, translationY);
  path.transform(matrix);
}

代码示例来源：origin: scwang90/SmartRefreshLayout

mMount1.lineTo(0, HEIGHT);
mMount1.close();
mMount1.transform(mTransMatrix);
mMount2.lineTo(0, HEIGHT);
mMount2.close();
mMount2.transform(mTransMatrix);
mMount3.lineTo(0, height / mScaleY);
mMount3.close();
mMount3.transform(mTransMatrix);

代码示例来源：origin: tarek360/RichPath

public static void setPathRotation(Path path, float rotation, float px, float py) {
  Matrix matrix = new Matrix();
  matrix.setRotate(rotation, px, py);
  path.transform(matrix);
}

代码示例来源：origin: scwang90/SmartRefreshLayout

public static List<Path> transformScale(float ratioWidth, float ratioHeight, List<Path> originPaths, List<String> orginSvgs) {
  Matrix matrix = new Matrix();
  matrix.setScale(ratioWidth, ratioHeight);
  List<Path> paths = new ArrayList<>();
  if (Build.VERSION.SDK_INT > 16) {
    for (Path path : originPaths) {
      Path nPath = new Path();
      path.transform(matrix, nPath);
      paths.add(nPath);
    }
  } else {
    for (String svgPath : orginSvgs) {
      Path path = new Path();
      PathDataNode[] nodes = createNodesFromPathData(svgPath);
      transformScaleNodes(ratioWidth, ratioHeight, nodes);
      PathDataNode.nodesToPath(nodes, path);
      paths.add(path);
    }
  }
  return paths;
}

代码示例来源：origin: tarek360/RichPath

public static void setPathWidth(Path path, float width) {
  RectF src = new RectF();
  path.computeBounds(src, true);
  Matrix resizeMatrix = new Matrix();
  RectF bounds = new RectF(src.left, src.top, src.left + width, src.bottom);
  resizeMatrix.setRectToRect(src, bounds, Matrix.ScaleToFit.FILL);
  path.transform(resizeMatrix);
}

代码示例来源：origin: tarek360/RichPath

public static void resizePath(Path path, float width, float height) {
  RectF bounds = new RectF(0, 0, width, height);
  RectF src = new RectF();
  path.computeBounds(src, true);
  Matrix resizeMatrix = new Matrix();
  resizeMatrix.setRectToRect(src, bounds, Matrix.ScaleToFit.FILL);
  path.transform(resizeMatrix);
}

代码示例来源：origin: tarek360/RichPath

public static void setPathHeight(Path path, float height) {
  RectF src = new RectF();
  path.computeBounds(src, true);
  Matrix resizeMatrix = new Matrix();
  RectF bounds = new RectF(src.left, src.top, src.right, src.top + height);
  resizeMatrix.setRectToRect(src, bounds, Matrix.ScaleToFit.FILL);
  path.transform(resizeMatrix);
}

代码示例来源：origin: airbnb/lottie-android

for (int j = pathList.size() - 1; j >= 0; j--) {
  Path path = pathList.get(j).getPath();
  path.transform(((ContentGroup) content).getTransformationMatrix());
  this.remainderPath.addPath(path);
for (int j = 0; j < pathList.size(); j++) {
 Path path = pathList.get(j).getPath();
 path.transform(((ContentGroup) lastContent).getTransformationMatrix());
 this.firstPath.addPath(path);

代码示例来源：origin: tarek360/RichPath

void mapToMatrix(Matrix matrix) {
  matrices.add(matrix);
  transform(matrix);
  originalPath.transform(matrix);
  mapPoints(matrix);
  updateOriginalDimens();
}

代码示例来源：origin: airbnb/lottie-android

Path maskPath = maskAnimation.getValue();
path.set(maskPath);
path.transform(matrix);

代码示例来源：origin: airbnb/lottie-android

private void drawCharacterAsGlyph(
  FontCharacter character,
  Matrix parentMatrix,
  float fontScale,
  DocumentData documentData,
  Canvas canvas) {
 List<ContentGroup> contentGroups = getContentsForCharacter(character);
 for (int j = 0; j < contentGroups.size(); j++) {
  Path path = contentGroups.get(j).getPath();
  path.computeBounds(rectF, false);
  matrix.set(parentMatrix);
  matrix.preTranslate(0, (float) -documentData.baselineShift * Utils.dpScale());
  matrix.preScale(fontScale, fontScale);
  path.transform(matrix);
  if (documentData.strokeOverFill) {
   drawGlyph(path, fillPaint, canvas);
   drawGlyph(path, strokePaint, canvas);
  } else {
   drawGlyph(path, strokePaint, canvas);
   drawGlyph(path, fillPaint, canvas);
  }
 }
}

代码示例来源：origin: robolectric/robolectric

@Test
public void transform() {
 Path path = new Path();
 assertThat(path.isEmpty()).isTrue();
 Path dst = new Path();
 path.addRect(new RectF(LEFT, TOP, RIGHT, BOTTOM), Path.Direction.CW);
 path.transform(new Matrix(), dst);
 assertThat(dst.isEmpty()).isFalse();
}

代码示例来源：origin: airbnb/lottie-android

Path maskPath = maskAnimation.getValue();
path.set(maskPath);
path.transform(matrix);
BaseKeyframeAnimation<Integer, Integer> opacityAnimation =
  this.mask.getOpacityAnimations().get(i);

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