android.graphics.Path.computeBounds()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.computeBounds()方法的一些代码示例，展示了Path.computeBounds()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.computeBounds()方法的具体详情如下：
包路径：android.graphics.Path
类名称：Path
方法名：computeBounds

Path.computeBounds介绍

暂无

代码示例

代码示例来源：origin: airbnb/lottie-android

/**
  * For testing purposes only. DO NOT USE IN PRODUCTION.
  */
 public static Bitmap renderPath(Path path) {
  RectF bounds = new RectF();
  path.computeBounds(bounds, false);
  Bitmap bitmap = Bitmap.createBitmap((int) bounds.right, (int) bounds.bottom, Bitmap.Config.ARGB_8888);
  Canvas canvas = new Canvas(bitmap);
  Paint paint = new LPaint();
  paint.setAntiAlias(true);
  paint.setColor(Color.BLUE);
  canvas.drawPath(path, paint);
  return bitmap;
 }
}

代码示例来源：origin: tarek360/RichPath

public static float getPathHeight(Path path) {
  RectF rect = new RectF();
  path.computeBounds(rect, true);
  return rect.height();
}

代码示例来源：origin: tarek360/RichPath

public static float getPathWidth(Path path) {
  RectF rect = new RectF();
  path.computeBounds(rect, true);
  return rect.width();
}

代码示例来源：origin: airbnb/lottie-android

@Override public void getBounds(RectF outBounds, Matrix parentMatrix, boolean applyParents) {
 path.reset();
 for (int i = 0; i < paths.size(); i++) {
  path.addPath(paths.get(i).getPath(), parentMatrix);
 }
 path.computeBounds(outBounds, false);
 // Add padding to account for rounding errors.
 outBounds.set(
   outBounds.left - 1,
   outBounds.top - 1,
   outBounds.right + 1,
   outBounds.bottom + 1
 );
}

代码示例来源：origin: airbnb/lottie-android

@Override public void getBounds(RectF outBounds, Matrix parentMatrix, boolean applyParents) {
 path.reset();
 for (int i = 0; i < paths.size(); i++) {
  this.path.addPath(paths.get(i).getPath(), parentMatrix);
 }
 path.computeBounds(outBounds, false);
 // Add padding to account for rounding errors.
 outBounds.set(
   outBounds.left - 1,
   outBounds.top - 1,
   outBounds.right + 1,
   outBounds.bottom + 1
 );
}

代码示例来源：origin: tarek360/RichPath

public static void setPathRotation(Path path, float rotation) {
  RectF rect = new RectF();
  path.computeBounds(rect, true);
  setPathRotation(path, rotation, rect.centerX(), rect.centerY());
}

代码示例来源：origin: totond/TextPathView

@Override
protected void onSizeChanged(int w, int h, int oldw, int oldh) {
  super.onSizeChanged(w, h, oldw, oldh);
  mFontPath.computeBounds(mPathBounds, true);
}

代码示例来源：origin: tarek360/RichPath

public static void setPathScaleX(Path path, float scale) {
  RectF rect = new RectF();
  path.computeBounds(rect, true);
  setPathScaleX(path, scale, rect.centerX(), rect.centerY());
}

代码示例来源：origin: tarek360/RichPath

public static void setPathScaleY(Path path, float scale) {
  RectF rect = new RectF();
  path.computeBounds(rect, true);
  setPathScaleY(path, scale, rect.centerX(), rect.centerY());
}

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

PathInfo(Path path, float width, float height) {
  this.path = path;
  float tmpWidth = width;
  float tmpHeight = height;
  RectF bounds = new RectF();
  path.computeBounds(bounds, true);
  if(width <= 0 && height <= 0) {
    tmpWidth = (float) Math.ceil(bounds.width());
    tmpHeight = (float) Math.ceil(bounds.height());
    path.offset(-1 * (float) Math.floor(bounds.left),
        -1 * (float) Math.round(bounds.top));
  }
  this.width = tmpWidth;
  this.height = tmpHeight;
}

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: airbnb/lottie-android

@Override public void getBounds(RectF outBounds, Matrix parentMatrix, boolean applyParents) {
 L.beginSection("StrokeContent#getBounds");
 path.reset();
 for (int i = 0; i < pathGroups.size(); i++) {
  PathGroup pathGroup = pathGroups.get(i);
  for (int j = 0; j < pathGroup.paths.size(); j++) {
   path.addPath(pathGroup.paths.get(j).getPath(), parentMatrix);
  }
 }
 path.computeBounds(rect, false);
 float width = ((FloatKeyframeAnimation) widthAnimation).getFloatValue();
 rect.set(rect.left - width / 2f, rect.top - width / 2f,
   rect.right + width / 2f, rect.bottom + width / 2f);
 outBounds.set(rect);
 // Add padding to account for rounding errors.
 outBounds.set(
   outBounds.left - 1,
   outBounds.top - 1,
   outBounds.right + 1,
   outBounds.bottom + 1
 );
 L.endSection("StrokeContent#getBounds");
}

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: 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: mikepenz/Android-Iconics

/**
 * Update the TextSize
 */
private void updateTextSize(@NonNull Rect viewBounds) {
  float textSize = (float) viewBounds.height() * (mRespectFontBounds ? 1 : 2);
  mIconBrush.getPaint().setTextSize(textSize);
  String textValue = mIcon != null ? String.valueOf(mIcon.getCharacter()) : String.valueOf(mPlainIcon);
  mIconBrush.getPaint().getTextPath(textValue, 0, textValue.length(), 0, viewBounds.height(), mPath);
  mPath.computeBounds(mPathBounds, true);
  if (!mRespectFontBounds) {
    float deltaWidth = ((float) mPaddingBounds.width() / mPathBounds.width());
    float deltaHeight = ((float) mPaddingBounds.height() / mPathBounds.height());
    float delta = (deltaWidth < deltaHeight) ? deltaWidth : deltaHeight;
    textSize *= delta;
    mIconBrush.getPaint().setTextSize(textSize);
    mIconBrush.getPaint().getTextPath(textValue, 0, textValue.length(), 0, viewBounds.height(), mPath);
    mPath.computeBounds(mPathBounds, true);
  }
}

代码示例来源：origin: airbnb/lottie-android

case MaskModeAdd:
default:
 path.computeBounds(tempMaskBoundsRect, false);

代码示例来源：origin: airbnb/lottie-android

@Override public void draw(Canvas canvas, Matrix parentMatrix, int parentAlpha) {
 if (hidden) {
  return;
 }
 L.beginSection("GradientFillContent#draw");
 path.reset();
 for (int i = 0; i < paths.size(); i++) {
  path.addPath(paths.get(i).getPath(), parentMatrix);
 }
 path.computeBounds(boundsRect, false);
 Shader shader;
 if (type == GradientType.Linear) {
  shader = getLinearGradient();
 } else {
  shader = getRadialGradient();
 }
 shaderMatrix.set(parentMatrix);
 shader.setLocalMatrix(shaderMatrix);
 paint.setShader(shader);
 if (colorFilterAnimation != null) {
  paint.setColorFilter(colorFilterAnimation.getValue());
 }
 int alpha = (int) ((parentAlpha / 255f * opacityAnimation.getValue() / 100f) * 255);
 paint.setAlpha(clamp(alpha, 0, 255));
 canvas.drawPath(path, paint);
 L.endSection("GradientFillContent#draw");
}

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: tarek360/RichPath

public static boolean isTouched(Path path, float x, float y) {
  Region region = new Region();
  RectF rectF = new RectF();
  path.computeBounds(rectF, true);
  region.setPath(path,
      new Region((int) rectF.left, (int) rectF.top, (int) rectF.right, (int) rectF.bottom));
  int offset = 10;
  return region.contains((int) x, (int) y)
      || region.contains((int) x + offset, (int) y + offset)
      || region.contains((int) x + offset, (int) y - offset)
      || region.contains((int) x - offset, (int) y - offset)
      || region.contains((int) x - offset, (int) y + offset);
}

代码示例来源：origin: facebook/litho

@GetExtraAccessibilityNodeAt
 static int getExtraAccessibilityNodeAt(
   int x,
   int y,
   @Prop(resType = ResType.STRING) CharSequence text,
   @FromBoundsDefined Layout textLayout,
   @FromBoundsDefined ClickableSpan[] clickableSpans) {
  final Spanned spanned = (Spanned) text;

  for (int i = 0; i < clickableSpans.length; i++) {
   final ClickableSpan span = clickableSpans[i];
   final int start = spanned.getSpanStart(span);
   final int end = spanned.getSpanEnd(span);

   textLayout.getSelectionPath(start, end, sTempPath);
   sTempPath.computeBounds(sTempRectF, /* unused */true);

   if (sTempRectF.contains(x, y)) {
    return i;
   }
  }

  return INVALID_ID;
 }
}

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