github.com/huandu/go@v0.0.0-20151114150818-04e615e41150/doc/progs/image_package4.go (about)

     1  // Copyright 2012 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  package main
     6  
     7  import (
     8  	"fmt"
     9  	"image"
    10  )
    11  
    12  func main() {
    13  	r := image.Rect(0, 0, 4, 3).Intersect(image.Rect(2, 2, 5, 5))
    14  	// Size returns a rectangle's width and height, as a Point.
    15  	fmt.Printf("%#v\n", r.Size()) // prints image.Point{X:2, Y:1}
    16  }