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OrientedBoundingBox.javaAPI DocAndroid 5.1 API2240Thu Mar 12 22:22:10 GMT 2015android.gesture

OrientedBoundingBox

public class OrientedBoundingBox extends Object
An oriented bounding box

Fields Summary
public final float
squareness
public final float
width
public final float
height
public final float
orientation
public final float
centerX
public final float
centerY
Constructors Summary
OrientedBoundingBox(float angle, float cx, float cy, float w, float h)

        orientation = angle;
        width = w;
        height = h;
        centerX = cx;
        centerY = cy;
        float ratio = w / h;
        if (ratio > 1) {
            squareness = 1 / ratio;
        } else {
            squareness = ratio;
        }
Methods Summary
public android.graphics.PathtoPath()
Currently used for debugging purpose only.

hide

        Path path = new Path();
        float[] point = new float[2];
        point[0] = -width / 2;
        point[1] = height / 2;
        Matrix matrix = new Matrix();
        matrix.setRotate(orientation);
        matrix.postTranslate(centerX, centerY);
        matrix.mapPoints(point);
        path.moveTo(point[0], point[1]);

        point[0] = -width / 2;
        point[1] = -height / 2;
        matrix.mapPoints(point);
        path.lineTo(point[0], point[1]);

        point[0] = width / 2;
        point[1] = -height / 2;
        matrix.mapPoints(point);
        path.lineTo(point[0], point[1]);

        point[0] = width / 2;
        point[1] = height / 2;
        matrix.mapPoints(point);
        path.lineTo(point[0], point[1]);

        path.close();

        return path;