android.graphics.Rect.<init>()方法的使用及代码示例

x33g5p2x  于2022-01-28 转载在 其他  
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本文整理了Java中android.graphics.Rect.<init>方法的一些代码示例，展示了Rect.<init>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。Rect.<init>方法的具体详情如下：
包路径：android.graphics.Rect
类名称：Rect
方法名：<init>

Rect.<init>介绍

[英]Create a new empty Rect. All coordinates are initialized to 0.
[中]创建一个新的空矩形。所有坐标都初始化为0。

代码示例

代码示例来源：origin: stackoverflow.com

Rect bounds = new Rect();
Paint textPaint = textView.getPaint();
textPaint.getTextBounds(text, 0, text.length(), bounds);
int height = bounds.height();
int width = bounds.width();

代码示例来源：origin: chrisjenx/Calligraphy

private void init() {
  paint = new Paint();
  paint.setTextSize(50);
  textBounds = new Rect();
}

代码示例来源：origin: seven332/EhViewer

public BatteryDrawable() {
  mPaint = new Paint(Paint.ANTI_ALIAS_FLAG | Paint.DITHER_FLAG);
  mPaint.setStyle(Paint.Style.FILL);
  mTopRect = new Rect();
  mBottomRect = new Rect();
  mRightRect = new Rect();
  mHeadRect = new Rect();
  mElectRect = new Rect();
  updatePaint();
}

代码示例来源：origin: stackoverflow.com

Paint paint = new Paint();
Rect r = new Rect(10, 10, 200, 100);

@Override
public void onDraw(Canvas canvas) {
  // fill
  paint.setStyle(Paint.Style.FILL);
  paint.setColor(Color.MAGENTA); 
  canvas.drawRect(r, paint);

  // border
  paint.setStyle(Paint.Style.STROKE);
  paint.setColor(Color.BLACK);
  canvas.drawRect(r, paint);
}

代码示例来源：origin: smuyyh/BookReader

private void init() {
  mPaintText = new Paint(Paint.ANTI_ALIAS_FLAG);
  mPaintText.setColor(Color.WHITE);
  mPaintBackground = new Paint(Paint.ANTI_ALIAS_FLAG);
  mRect = new Rect();
}

代码示例来源：origin: Rukey7/MvpApp

private Bitmap getCircleBitmap(final int radius) {
  final Bitmap output = Bitmap.createBitmap(originBitmap.getWidth(), originBitmap.getHeight(), Bitmap.Config.ARGB_8888);
  final Canvas canvas = new Canvas(output);
  final Paint paint = new Paint();
  final Rect rect = new Rect((int) (x - radius), (int) (y - radius), (int) (x + radius), (int) (y + radius));
  paint.setAntiAlias(true);
  canvas.drawARGB(0, 0, 0, 0);
  canvas.drawCircle(x, y, radius, paint);
  paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN));
  canvas.drawBitmap(originBitmap, rect, rect, paint);
  return output;
}

代码示例来源：origin: GitLqr/LQRWeChat

mPaint.setStyle(Paint.Style.FILL);
  mPaint.setColor(Color.parseColor("#70000000"));// 半透明
  Rect shadowRect = null;
  if (mArrowLocation == LOCATION_LEFT) {
    shadowRect = new Rect(mArrowWidth, 0, getWidth(), getHeight() - getHeight()
        * percent / 100);//阴影的宽度（图片的宽度）为ImageView的宽度减去箭头的宽度
  } else {
    shadowRect = new Rect(0, 0, getWidth() - mArrowWidth, getHeight() - getHeight()
        * percent / 100);//阴影的宽度（图片的宽度）为ImageView的宽度减去箭头的宽度
  mPaint.setColor(Color.parseColor("#FFFFFF"));
  mPaint.setStrokeWidth(2);
  int marginLeft = 0;//文字的左边距
  if (mArrowLocation == LOCATION_LEFT) {//如果是向左的
    rect = new Rect(mArrowWidth, 0, 0, 0);
    marginLeft = (getWidth() - mArrowWidth) / 2;
  } else {
    rect = new Rect(mArrowWidth, 0, 0, 0);
    marginLeft = getWidth() / 2 - mArrowWidth;

代码示例来源：origin: yipianfengye/android-zxingLibrary

/**
 * 绘制移动扫描线
 *
 * @param canvas
 * @param frame
 */
private void drawScanLight(Canvas canvas, Rect frame) {
  if (scanLineTop == 0) {
    scanLineTop = frame.top;
  }
  if (scanLineTop >= frame.bottom - 30) {
    scanLineTop = frame.top;
  } else {
    scanLineTop += SCAN_VELOCITY;
  }
  Rect scanRect = new Rect(frame.left, scanLineTop, frame.right,
      scanLineTop + 30);
  canvas.drawBitmap(scanLight, null, scanRect, paint);
}

代码示例来源：origin: rey5137/material

private void measureBaseSize(){
  mPaint.setTextSize(mTextSize);
  mPaint.setTypeface(mTypeface);
  mDayBaseWidth = mPaint.measureText("88", 0, 2) + mDayPadding * 2;
  Rect bounds = new Rect();
  mPaint.getTextBounds("88", 0, 2 ,bounds);
  mDayBaseHeight = bounds.height();
}

代码示例来源：origin: Bigkoo/Android-PickerView

private void measuredOutContentStart(String content) {
  Rect rect = new Rect();
  paintOuterText.getTextBounds(content, 0, content.length(), rect);
  switch (mGravity) {
    case Gravity.CENTER:
      if (isOptions || label == null || label.equals("") || !isCenterLabel) {
        drawOutContentStart = (int) ((measuredWidth - rect.width()) * 0.5);
      } else {//只显示中间label时，时间选择器内容偏左一点，留出空间绘制单位标签
        drawOutContentStart = (int) ((measuredWidth - rect.width()) * 0.25);
      }
      break;
    case Gravity.LEFT:
      drawOutContentStart = 0;
      break;
    case Gravity.RIGHT:
      drawOutContentStart = measuredWidth - rect.width() - (int) CENTER_CONTENT_OFFSET;
      break;
  }
}

代码示例来源：origin: vondear/RxTool

/**
 * 绘制上面的文字和下面的比例尺，因为比例尺是.9.png，
 * 我们需要利用drawNinepath方法绘制比例尺
 */
@Override
protected void onDraw(Canvas canvas) {
  super.onDraw(canvas);
  int width = scaleWidth;
  mPaint.setColor(textColor);
  mPaint.setAntiAlias(true);
  mPaint.setTextSize(textSize);
  mPaint.setTypeface(Typeface.DEFAULT_BOLD);
  float textWidth = mPaint.measureText(text);
  canvas.drawText(text, (width - textWidth) / 2, textSize, mPaint);
  Rect scaleRect = new Rect(0, textSize + scaleSpaceText, width, textSize + scaleSpaceText + scaleHeight);
  drawNinepath(canvas, R.drawable.plotting_scale_new, scaleRect);
}

代码示例来源：origin: stackoverflow.com

Paint paint = new Paint(Paint.ANTI_ALIAS_FLAG | Paint.LINEAR_TEXT_FLAG);

paint.setStyle(Paint.Style.FILL);
paint.setColor(color);
paint.setTextAlign(Paint.Align.CENTER);
paint.setTextSize(textSize);

Rect bounds = new Rect();
paint.getTextBounds("a", 0, 1, bounds);

buffer.drawText(this.myText, canvasWidht >> 1, (canvasHeight + bounds.height()) >> 1, paint);
// remember x >> 1 is equivalent to x / 2, but works much much faster

代码示例来源：origin: seven332/EhViewer

private void init(Context context, AttributeSet attrs) {
  TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.DividerView);
  int color = a.getColor(R.styleable.DividerView_dividerColor, Color.BLACK);
  mDividerWidth = a.getDimensionPixelOffset(R.styleable.DividerView_dividerWidth, 0);
  mDividerHeight = a.getDimensionPixelOffset(R.styleable.DividerView_dividerHeight, 0);
  a.recycle();
  mPaint = new Paint(Paint.ANTI_ALIAS_FLAG | Paint.DITHER_FLAG);
  mPaint.setColor(color);
  mRect = new Rect();
}

代码示例来源：origin: stackoverflow.com

Point displaySize = new Point();
activity.getWindowManager().getDefaultDisplay().getRealSize(displaySize);

Rect windowSize = new Rect();
ctivity.getWindow().getDecorView().getWindowVisibleDisplayFrame(windowSize);

int width = displaySize.x - Math.abs(windowSize.width());
int height = displaySize.y - Math.abs(windowSize.height());
return new Point(width, height);

代码示例来源：origin: castorflex/SmoothProgressBar

public interface Callbacks {
 public void onStop();
 public void onStart();
}

代码示例来源：origin: joyoyao/superCleanMaster

private Bitmap getCircleBitmap(final int radius) {
    final Bitmap output = Bitmap.createBitmap(originBitmap.getWidth(), originBitmap.getHeight(), Bitmap.Config.ARGB_8888);
    final Canvas canvas = new Canvas(output);
    final Paint paint = new Paint();
    final Rect rect = new Rect((int) (x - radius), (int) (y - radius), (int) (x + radius), (int) (y + radius));

    paint.setAntiAlias(true);
    canvas.drawARGB(0, 0, 0, 0);
    canvas.drawCircle(x, y, radius, paint);

    paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN));
    canvas.drawBitmap(originBitmap, rect, rect, paint);

    return output;
  }
}

代码示例来源：origin: code-mc/loadtoast

public LoadToastView(Context context) {
  super(context);
  textPaint.setTextSize(15);
  textPaint.setColor(Color.BLACK);
  textPaint.setAntiAlias(true);
  backPaint.setColor(Color.WHITE);
  backPaint.setAntiAlias(true);
  iconBackPaint.setColor(Color.BLUE);
  iconBackPaint.setAntiAlias(true);
  loaderPaint.setAntiAlias(true);
  loaderPaint.setColor(fetchPrimaryColor());
  loaderPaint.setStyle(Paint.Style.STROKE);
  borderPaint.setColor(Color.TRANSPARENT);
  borderPaint.setStyle(Paint.Style.STROKE);
  successPaint.setColor(getResources().getColor(R.color.color_success));
  iconBounds = new Rect(TOAST_HEIGHT + MAX_TEXT_WIDTH - padding, padding, TOAST_HEIGHT + MAX_TEXT_WIDTH - padding + IMAGE_WIDTH, IMAGE_WIDTH + padding);

代码示例来源：origin: googlesamples/android-vision

/**
 * Draws the bitmap background, scaled to the device size.  Returns the scale for future use in
 * positioning the facial landmark graphics.
 */
private double drawBitmap(Canvas canvas) {
  double viewWidth = canvas.getWidth();
  double viewHeight = canvas.getHeight();
  double imageWidth = mBitmap.getWidth();
  double imageHeight = mBitmap.getHeight();
  double scale = Math.min(viewWidth / imageWidth, viewHeight / imageHeight);
  Rect destBounds = new Rect(0, 0, (int)(imageWidth * scale), (int)(imageHeight * scale));
  canvas.drawBitmap(mBitmap, null, destBounds, null);
  return scale;
}

代码示例来源：origin: stackoverflow.com

Rect bounds = new Rect();

Paint paint = new Paint();
paint.setTextAlign(Align.LEFT);
paint.setTypeface(typeface);
paint.setTextSize(textSize);
paint.getTextBounds(text, 0, text.length(), bounds);

代码示例来源：origin: eleme/UETool

protected float getTextHeight(String text) {
  Rect rect = new Rect();
  textPaint.getTextBounds(text, 0, text.length(), rect);
  return rect.height();
}

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