package org.opencv.core;
/**
* <p>template<typename _Tp> class CV_EXPORTS Size_ <code></p>
*
* <p>// C++ code:</p>
*
*
* <p>public:</p>
*
* <p>typedef _Tp value_type;</p>
*
* <p>//! various constructors</p>
*
* <p>Size_();</p>
*
* <p>Size_(_Tp _width, _Tp _height);</p>
*
* <p>Size_(const Size_& sz);</p>
*
* <p>Size_(const CvSize& sz);</p>
*
* <p>Size_(const CvSize2D32f& sz);</p>
*
* <p>Size_(const Point_<_Tp>& pt);</p>
*
* <p>Size_& operator = (const Size_& sz);</p>
*
* <p>//! the area (width*height)</p>
*
* <p>_Tp area() const;</p>
*
* <p>//! conversion of another data type.</p>
*
* <p>template<typename _Tp2> operator Size_<_Tp2>() const;</p>
*
* <p>//! conversion to the old-style OpenCV types</p>
*
* <p>operator CvSize() const;</p>
*
* <p>operator CvSize2D32f() const;</p>
*
* <p>_Tp width, height; // the width and the height</p>
*
* <p>};</p>
*
* <p>Template class for specifying the size of an image or rectangle. The class
* includes two members called <code>width</code> and <code>height</code>. The
* structure can be converted to and from the old OpenCV structures </code></p>
*
* <p><code>CvSize</code> and <code>CvSize2D32f</code>. The same set of arithmetic
* and comparison operations as for <code>Point_</code> is available.
* OpenCV defines the following <code>Size_<></code> aliases: <code></p>
*
* <p>// C++ code:</p>
*
* <p>typedef Size_<int> Size2i;</p>
*
* <p>typedef Size2i Size;</p>
*
* <p>typedef Size_<float> Size2f;</p>
*
* @see <a href="http://docs.opencv.org/modules/core/doc/basic_structures.html#size">org.opencv.core.Size_</a>
*/
public class Size {
public double width, height;
public Size(double width, double height) {
this.width = width;
this.height = height;
}
public Size() {
this(0, 0);
}
public Size(Point p) {
width = p.x;
height = p.y;
}
public Size(double[] vals) {
set(vals);
}
public void set(double[] vals) {
if (vals != null) {
width = vals.length > 0 ? vals[0] : 0;
height = vals.length > 1 ? vals[1] : 0;
} else {
width = 0;
height = 0;
}
}
public double area() {
return width * height;
}
public Size clone() {
return new Size(width, height);
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
long temp;
temp = Double.doubleToLongBits(height);
result = prime * result + (int) (temp ^ (temp >>> 32));
temp = Double.doubleToLongBits(width);
result = prime * result + (int) (temp ^ (temp >>> 32));
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj) return true;
if (!(obj instanceof Size)) return false;
Size it = (Size) obj;
return width == it.width && height == it.height;
}
@Override
public String toString() {
return (int)width + "x" + (int)height;
}
}