当前位置: 首页>>代码示例>>Java>>正文

Java RectF.centerY方法代码示例

本文整理汇总了Java中android.graphics.RectF.centerY方法的典型用法代码示例。如果您正苦于以下问题：Java RectF.centerY方法的具体用法？Java RectF.centerY怎么用？Java RectF.centerY使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类android.graphics.RectF的用法示例。


在下文中一共展示了RectF.centerY方法的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。

示例1: configureTransform

import android.graphics.RectF; //导入方法依赖的package包/类
/**
 * 当手机屏幕的朝向改变时，要对获取到的视频流进行方向上的调整
 * @param viewWidth     TextureView的宽度
 * @param viewHeight    TextureView的高度
 */
private void configureTransform(int viewWidth, int viewHeight) {

    if (viewCalibration == null || previewSize == null) {
        return;
    }
    int rotation = getWindowManager().getDefaultDisplay().getRotation();

    Matrix matrix = new Matrix();
    RectF viewRect = new RectF(0, 0, viewWidth, viewHeight);
    RectF bufferRect = new RectF(0, 0, previewSize.getHeight(), previewSize.getWidth());
    float centerX = viewRect.centerX();
    float centerY = viewRect.centerY();
    if (Surface.ROTATION_90 == rotation || Surface.ROTATION_270 == rotation) {
        bufferRect.offset(centerX - bufferRect.centerX(), centerY - bufferRect.centerY());
        matrix.setRectToRect(viewRect, bufferRect, Matrix.ScaleToFit.FILL);
        float scale = Math.max((float) viewHeight / previewSize.getHeight(),
                (float) viewWidth / previewSize.getWidth());
        matrix.postScale(scale, scale, centerX, centerY);
        matrix.postRotate(90 * (rotation - 2), centerX, centerY);
    } else if (Surface.ROTATION_180 == rotation) {
        matrix.postRotate(180, centerX, centerY);
    }
    viewCalibration.setTransform(matrix);
}
开发者ID:hgs1217，项目名称:Paper-Melody，代码行数:30，代码来源:CalibrationActivity.java

示例2: onScroll

import android.graphics.RectF; //导入方法依赖的package包/类
@Override
public boolean onScroll(MotionEvent e1, MotionEvent e2, float distanceX, float distanceY) {
    if (isRotationEnabled) {
        // Set the pie rotation directly.
        final RectF circleOval = pieChart.getCircleOval();
        final float centerX = circleOval.centerX();
        final float centerY = circleOval.centerY();
        float scrollTheta = vectorToScalarScroll(distanceX, distanceY, e2.getX() - centerX, e2.getY() -
                centerY);
        pieChart.setChartRotation(pieChart.getChartRotation() - (int) scrollTheta / FLING_VELOCITY_DOWNSCALE,
                false);
        return true;
    }

    return false;
}
开发者ID:weiwenqiang，项目名称:GitHub，代码行数:17，代码来源:PieChartTouchHandler.java

示例3: configureTransform

import android.graphics.RectF; //导入方法依赖的package包/类
/**
 * Configures the necessary {@link android.graphics.Matrix} transformation to `mTextureView`.
 * This method should be called after the camera preview size is determined in
 * setUpCameraOutputs and also the size of `mTextureView` is fixed.
 *
 * @param viewWidth  The width of `mTextureView`
 * @param viewHeight The height of `mTextureView`
 */
private void configureTransform(int viewWidth, int viewHeight) {
    Activity activity = getActivity();
    if (null == ttv_camera || null == mPreviewSize || null == activity) {
        return;
    }
    int rotation = activity.getWindowManager().getDefaultDisplay().getRotation();
    Matrix matrix = new Matrix();
    RectF viewRect = new RectF(0, 0, viewWidth, viewHeight);
    RectF bufferRect = new RectF(0, 0, mPreviewSize.getHeight(), mPreviewSize.getWidth());
    float centerX = viewRect.centerX();
    float centerY = viewRect.centerY();
    if (Surface.ROTATION_90 == rotation || Surface.ROTATION_270 == rotation) {
        bufferRect.offset(centerX - bufferRect.centerX(), centerY - bufferRect.centerY());
        matrix.setRectToRect(viewRect, bufferRect, Matrix.ScaleToFit.FILL);
        float scale = Math.max(
                (float) viewHeight / mPreviewSize.getHeight(),
                (float) viewWidth / mPreviewSize.getWidth());
        matrix.postScale(scale, scale, centerX, centerY);
        matrix.postRotate(90 * (rotation - 2), centerX, centerY);
    } else if (Surface.ROTATION_180 == rotation) {
        matrix.postRotate(180, centerX, centerY);
    }
    ttv_camera.setTransform(matrix);
}
开发者ID:vipycm，项目名称:mao-android，代码行数:33，代码来源:Camera2Fragment.java

示例4: configureTransform

import android.graphics.RectF; //导入方法依赖的package包/类
/**
 * Configures the necessary {@link android.graphics.Matrix} transformation to `mTextureView`.
 * This method should be called after the camera preview size is determined in
 * setUpCameraOutputs and also the size of `mTextureView` is fixed.
 *
 * @param viewWidth  The width of `mTextureView`
 * @param viewHeight The height of `mTextureView`
 */
private void configureTransform(int viewWidth, int viewHeight) {
    Activity activity = getActivity();
    if (null == mTextureView || null == mPreviewSize || null == activity) {
        return;
    }
    int rotation = activity.getWindowManager().getDefaultDisplay().getRotation();
    Matrix matrix = new Matrix();
    RectF viewRect = new RectF(0, 0, viewWidth, viewHeight);
    RectF bufferRect = new RectF(0, 0, mPreviewSize.getHeight(), mPreviewSize.getWidth());
    float centerX = viewRect.centerX();
    float centerY = viewRect.centerY();
    if (Surface.ROTATION_90 == rotation || Surface.ROTATION_270 == rotation) {
        bufferRect.offset(centerX - bufferRect.centerX(), centerY - bufferRect.centerY());
        matrix.setRectToRect(viewRect, bufferRect, Matrix.ScaleToFit.FILL);
        float scale = Math.max(
                (float) viewHeight / mPreviewSize.getHeight(),
                (float) viewWidth / mPreviewSize.getWidth());
        matrix.postScale(scale, scale, centerX, centerY);
        matrix.postRotate(90 * (rotation - 2), centerX, centerY);
    } else if (Surface.ROTATION_180 == rotation) {
        matrix.postRotate(180, centerX, centerY);
    }
    mTextureView.setTransform(matrix);
}
开发者ID:hpi-xnor，项目名称:android-image-classification，代码行数:33，代码来源:CameraFrameCapture.java

示例5: configureTransform

import android.graphics.RectF; //导入方法依赖的package包/类
/**
 * Configures the necessary {@link android.graphics.Matrix} transformation to `mTextureView`.
 * This method should be called after the camera preview size is determined in
 * setUpCameraOutputs and also the size of `mTextureView` is fixed.
 *
 * @param viewWidth  The width of `mTextureView`
 * @param viewHeight The height of `mTextureView`
 */
private void configureTransform(int viewWidth, int viewHeight) {
    if (isViewAvailable()) {
        if (null == activityView.getTextureView()) {
            return;
        }
        int rotation = activityView.getWindowManager().getDefaultDisplay().getRotation();
        Matrix matrix = new Matrix();
        RectF viewRect = new RectF(0, 0, viewWidth, viewHeight);
        RectF bufferRect = new RectF(0, 0, previewSize.getHeight(), previewSize.getWidth());
        float centerX = viewRect.centerX();
        float centerY = viewRect.centerY();
        if (Surface.ROTATION_90 == rotation || Surface.ROTATION_270 == rotation) {
            bufferRect.offset(centerX - bufferRect.centerX(), centerY - bufferRect.centerY());
            matrix.setRectToRect(viewRect, bufferRect, Matrix.ScaleToFit.FILL);
            float scale = Math.max(
                    (float) viewHeight / previewSize.getHeight(),
                    (float) viewWidth / previewSize.getWidth());
            matrix.postScale(scale, scale, centerX, centerY);
            matrix.postRotate(90 * (rotation - 2), centerX, centerY);
        } else if (Surface.ROTATION_180 == rotation) {
            matrix.postRotate(180, centerX, centerY);
        }
        activityView.getTextureView().setTransform(matrix);
    }
}
开发者ID:raulh82vlc，项目名称:Image-Detection-Samples，代码行数:34，代码来源:FDCamera2Presenter.java

示例6: configureTransform

import android.graphics.RectF; //导入方法依赖的package包/类
/**
 * Configures the necessary {@link android.graphics.Matrix} transformation to `mTextureView`.
 * This method should be called after the camera preview size is determined in
 * setUpCameraOutputs and also the size of `mTextureView` is fixed.
 *
 * @param viewWidth  The width of `mTextureView`
 * @param viewHeight The height of `mTextureView`
 */
private void configureTransform(final int viewWidth, final int viewHeight) {
  final Activity activity = getActivity();
  if (null == textureView || null == previewSize || null == activity) {
    return;
  }
  final int rotation = activity.getWindowManager().getDefaultDisplay().getRotation();
  final Matrix matrix = new Matrix();
  final RectF viewRect = new RectF(0, 0, viewWidth, viewHeight);
  final RectF bufferRect = new RectF(0, 0, previewSize.getHeight(), previewSize.getWidth());
  final float centerX = viewRect.centerX();
  final float centerY = viewRect.centerY();
  if (Surface.ROTATION_90 == rotation || Surface.ROTATION_270 == rotation) {
    bufferRect.offset(centerX - bufferRect.centerX(), centerY - bufferRect.centerY());
    matrix.setRectToRect(viewRect, bufferRect, Matrix.ScaleToFit.FILL);
    final float scale =
        Math.max(
            (float) viewHeight / previewSize.getHeight(),
            (float) viewWidth / previewSize.getWidth());
    matrix.postScale(scale, scale, centerX, centerY);
    matrix.postRotate(90 * (rotation - 2), centerX, centerY);
  } else if (Surface.ROTATION_180 == rotation) {
    matrix.postRotate(180, centerX, centerY);
  }
  textureView.setTransform(matrix);
}
开发者ID:PallabPaul，项目名称:AI_Calorie_Counter_Demo，代码行数:34，代码来源:CameraConnectionFragment.java

示例7: configureTransform

import android.graphics.RectF; //导入方法依赖的package包/类
/**
 * Configures the necessary {@link Matrix} transformation to `mTextureView`.
 * This method should be called after the camera preview size is determined in
 * setupCameraOutputs and also the size of `mTextureView` is fixed.
 *
 * @param viewWidth  The width of `mTextureView`
 * @param viewHeight The height of `mTextureView`
 */
private void configureTransform(int viewWidth, int viewHeight) {
    Activity activity = getActivity();
    if (null == mTextureView || null == mPreviewSize || null == activity) {
        return;
    }
    int rotation = activity.getWindowManager().getDefaultDisplay().getRotation();
    Matrix matrix = new Matrix();
    RectF viewRect = new RectF(0, 0, viewWidth, viewHeight);
    RectF bufferRect = new RectF(0, 0, mPreviewSize.getHeight(), mPreviewSize.getWidth());
    float centerX = viewRect.centerX();
    float centerY = viewRect.centerY();
    if (Surface.ROTATION_90 == rotation || Surface.ROTATION_270 == rotation) {
        bufferRect.offset(centerX - bufferRect.centerX(), centerY - bufferRect.centerY());
        matrix.setRectToRect(viewRect, bufferRect, Matrix.ScaleToFit.FILL);
        float scale = Math.max(
            (float) viewHeight / mPreviewSize.getHeight(),
            (float) viewWidth / mPreviewSize.getWidth());
        matrix.postScale(scale, scale, centerX, centerY);
        matrix.postRotate(90 * (rotation - 2), centerX, centerY);
    } else if (Surface.ROTATION_180 == rotation) {
        matrix.postRotate(180, centerX, centerY);
    }
    mTextureView.setTransform(matrix);
}
开发者ID:lytcom，项目名称:CameraKitView，代码行数:33，代码来源:Camera2Fragment.java

示例8: configureTransform

import android.graphics.RectF; //导入方法依赖的package包/类
/**
 * Configures the necessary {@link android.graphics.Matrix} transformation to `mTextureView`.
 * This method should be called after the camera preview size is determined in
 * setUpCameraOutputs and also the size of `mTextureView` is fixed.
 *
 * @param viewWidth  The width of `mTextureView`
 * @param viewHeight The height of `mTextureView`
 */
private void configureTransform(final int viewWidth, final int viewHeight) {
    final Activity activity = getActivity();
    if (null == textureView || null == previewSize || null == activity) {
        return;
    }
    final int rotation = activity.getWindowManager().getDefaultDisplay().getRotation();
    final Matrix matrix = new Matrix();
    final RectF viewRect = new RectF(0, 0, viewWidth, viewHeight);
    final RectF bufferRect = new RectF(0, 0, previewSize.getHeight(), previewSize.getWidth());
    final float centerX = viewRect.centerX();
    final float centerY = viewRect.centerY();
    if (Surface.ROTATION_90 == rotation || Surface.ROTATION_270 == rotation) {
        bufferRect.offset(centerX - bufferRect.centerX(), centerY - bufferRect.centerY());
        matrix.setRectToRect(viewRect, bufferRect, Matrix.ScaleToFit.FILL);
        final float scale =
                Math.max(
                        (float) viewHeight / previewSize.getHeight(),
                        (float) viewWidth / previewSize.getWidth());
        matrix.postScale(scale, scale, centerX, centerY);
        matrix.postRotate(90 * (rotation - 2), centerX, centerY);
    } else if (Surface.ROTATION_180 == rotation) {
        matrix.postRotate(180, centerX, centerY);
    }
    textureView.setTransform(matrix);
}
开发者ID:Jamjomjara，项目名称:snu-artoon，代码行数:34，代码来源:CameraConnectionFragment.java

示例9: configureTransform

import android.graphics.RectF; //导入方法依赖的package包/类
/**
 * Configures the necessary {@link android.graphics.Matrix} transformation to `mTextureView`.
 * This method should be called after the camera preview size is determined in
 * setUpCameraOutputs and also the size of `mTextureView` is fixed.
 *
 * @param viewWidth  The width of `mTextureView`
 * @param viewHeight The height of `mTextureView`
 */
private void configureTransform(final int viewWidth, final int viewHeight) {
    if (mPreviewSize == null) return;

    final int rotation = mActivity.getWindowManager().getDefaultDisplay().getRotation();
    final Matrix matrix = new Matrix();
    final RectF viewRect = new RectF(0, 0, viewWidth, viewHeight);
    final RectF bufferRect = new RectF(0, 0, mPreviewSize.getHeight(), mPreviewSize.getWidth());
    final float centerX = viewRect.centerX();
    final float centerY = viewRect.centerY();
    if (Surface.ROTATION_90 == rotation || Surface.ROTATION_270 == rotation) {
        bufferRect.offset(centerX - bufferRect.centerX(), centerY - bufferRect.centerY());
        matrix.setRectToRect(viewRect, bufferRect, Matrix.ScaleToFit.FILL);
        final float scale = Math.max((float) viewHeight / mPreviewSize.getHeight(),
                (float) viewWidth / mPreviewSize.getWidth());
        matrix.postScale(scale, scale, centerX, centerY);
        matrix.postRotate(90 * (rotation - 2), centerX, centerY);
    } else if (Surface.ROTATION_180 == rotation) {
        matrix.postRotate(180, centerX, centerY);
    }
    mAutoFitTextureView.setTransform(matrix);
}
开发者ID:kevalpatel2106，项目名称:smart-lens，代码行数:30，代码来源:Camera2Api.java

示例10: moveCenter

import android.graphics.RectF; //导入方法依赖的package包/类
/** Center move only changes the position of the crop window without changing the size. */
private void moveCenter(
    RectF rect, float x, float y, RectF bounds, int viewWidth, int viewHeight, float snapRadius) {
  float dx = x - rect.centerX();
  float dy = y - rect.centerY();
  if (rect.left + dx < 0
      || rect.right + dx > viewWidth
      || rect.left + dx < bounds.left
      || rect.right + dx > bounds.right) {
    dx /= 1.05f;
    mTouchOffset.x -= dx / 2;
  }
  if (rect.top + dy < 0
      || rect.bottom + dy > viewHeight
      || rect.top + dy < bounds.top
      || rect.bottom + dy > bounds.bottom) {
    dy /= 1.05f;
    mTouchOffset.y -= dy / 2;
  }
  rect.offset(dx, dy);
  snapEdgesToBounds(rect, bounds, snapRadius);
}
开发者ID:prashantsaini1，项目名称:android-titanium-imagecropper，代码行数:23，代码来源:CropWindowMoveHandler.java

示例11: configureTransform

import android.graphics.RectF; //导入方法依赖的package包/类
public static void configureTransform(final int viewWidth, final int viewHeight) {
    if (null == mTextureView || null == mPreviewSize) {
        return;
    }
    final Matrix matrix = new Matrix();
    final RectF viewRect = new RectF(0, 0, viewWidth, viewHeight);
    final RectF bufferRect = new RectF(0, 0, mPreviewSize.getHeight(), mPreviewSize.getWidth());
    final float centerX = viewRect.centerX();
    final float centerY = viewRect.centerY();
    if (Surface.ROTATION_90 == mRotation || Surface.ROTATION_270 == mRotation) {
        bufferRect.offset(centerX - bufferRect.centerX(), centerY - bufferRect.centerY());
        matrix.setRectToRect(viewRect, bufferRect, Matrix.ScaleToFit.FILL);
        final float scale =
                Math.max(
                        (float) viewHeight / mPreviewSize.getHeight(),
                        (float) viewWidth / mPreviewSize.getWidth());
        matrix.postScale(scale, scale, centerX, centerY);
        matrix.postRotate(90 * (mRotation - 2), centerX, centerY);
    } else if (Surface.ROTATION_180 == mRotation) {
        matrix.postRotate(180, centerX, centerY);
    }
    mTextureView.setTransform(matrix);
}
开发者ID:SimonCherryGZ，项目名称:face-landmark-android，代码行数:24，代码来源:CameraUtils.java

示例12: configureTransform

import android.graphics.RectF; //导入方法依赖的package包/类
/**
 * Configures the necessary {@link android.graphics.Matrix} transformation to `mTextureView`.
 * This method should not to be called until the camera preview size is determined in
 * openCamera, or until the size of `mTextureView` is fixed.
 *
 * @param viewWidth  The width of `mTextureView`
 * @param viewHeight The height of `mTextureView`
 */
private void configureTransform(int viewWidth, int viewHeight) {
    Activity activity = getActivity();
    if (null == mTextureView || null == mPreviewSize || null == activity) {
        return;
    }
    int rotation = activity.getWindowManager().getDefaultDisplay().getRotation();
    Matrix matrix = new Matrix();
    RectF viewRect = new RectF(0, 0, viewWidth, viewHeight);
    RectF bufferRect = new RectF(0, 0, mPreviewSize.getHeight(), mPreviewSize.getWidth());
    float centerX = viewRect.centerX();
    float centerY = viewRect.centerY();
    if (Surface.ROTATION_90 == rotation || Surface.ROTATION_270 == rotation) {
        bufferRect.offset(centerX - bufferRect.centerX(), centerY - bufferRect.centerY());
        matrix.setRectToRect(viewRect, bufferRect, Matrix.ScaleToFit.FILL);
        float scale = Math.max(
                (float) viewHeight / mPreviewSize.getHeight(),
                (float) viewWidth / mPreviewSize.getWidth());
        matrix.postScale(scale, scale, centerX, centerY);
        matrix.postRotate(90 * (rotation - 2), centerX, centerY);
    }
    mTextureView.setTransform(matrix);
}
开发者ID:garrylea，项目名称:Android-Camera2Video，代码行数:31，代码来源:Camera2VideoFragment.java

示例13: drawSmallIndicator

import android.graphics.RectF; //导入方法依赖的package包/类
/**
 * draw small indicator.
 *
 * @param canvas        canvas.
 * @param rectF         points.
 * @param smallDrawable drawable.
 */
protected void drawSmallIndicator(Canvas canvas, RectF rectF, @Nullable Drawable smallDrawable) {
    if (smallDrawable != null) {
        int drawableWidth = smallDrawable.getIntrinsicWidth();
        int drawableHeight = smallDrawable.getIntrinsicHeight();
        float centerX = rectF.centerX();
        float centerY = rectF.centerY();
        smallDrawable.setBounds((int) (centerX - drawableWidth / 2), (int) (centerY - drawableHeight / 2),
                (int) (centerX + drawableWidth / 2), (int) (centerY + drawableHeight / 2));
        smallDrawable.draw(canvas);
    }
}
开发者ID:luoheng158，项目名称:LeftIndicatorViewGroup，代码行数:19，代码来源:LeftIndicatorViewGroup.java

示例14: moveCenter

import android.graphics.RectF; //导入方法依赖的package包/类
/**
 * Center move only changes the position of the crop window without changing the size.
 */
private void moveCenter(RectF rect, float x, float y, RectF bounds, int viewWidth, int viewHeight, float snapRadius) {
    float dx = x - rect.centerX();
    float dy = y - rect.centerY();
    if (rect.left + dx < 0 || rect.right + dx > viewWidth || rect.left + dx < bounds.left || rect.right + dx > bounds.right) {
        dx /= 1.05f;
        mTouchOffset.x -= dx / 2;
    }
    if (rect.top + dy < 0 || rect.bottom + dy > viewHeight || rect.top + dy < bounds.top || rect.bottom + dy > bounds.bottom) {
        dy /= 1.05f;
        mTouchOffset.y -= dy / 2;
    }
    rect.offset(dx, dy);
    snapEdgesToBounds(rect, bounds, snapRadius);
}
开发者ID:garretyoder，项目名称:Cluttr，代码行数:18，代码来源:CropWindowMoveHandler.java

示例15: onSizeChanged

import android.graphics.RectF; //导入方法依赖的package包/类
@Override
protected void onSizeChanged(int w, int h, int oldw, int oldh) {
    super.onSizeChanged(w, h, oldw, oldh);
    width = w;
    height = h;
    mRectF = new RectF(getPaddingLeft(), getPaddingTop(),
            w - getPaddingRight(), h - getPaddingBottom());
    mRadius = Math.min(mRectF.width(), mRectF.height()) / 2;

    hookStart = new PointF(mRectF.centerX() - mRadius / 2, mRectF.centerY() + mRadius / 10);
    hookMiddle = new PointF(mRectF.centerX() - mRadius * 1 / 6, mRectF.centerY() + mRadius * 2 / 5);
    hookEnd = new PointF(mRectF.centerX() + mRadius / 2, mRectF.centerY() - mRadius * 1 / 3);
}
开发者ID:klisly，项目名称:RoundChoiceView，代码行数:14，代码来源:RoundChoiceView.java


注：本文中的android.graphics.RectF.centerY方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。