-
-
Notifications
You must be signed in to change notification settings - Fork 72
/
GenericSize.scala
57 lines (49 loc) · 1.8 KB
/
GenericSize.scala
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
/*
* Copyright 2015 Creative Scala
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package doodle
package algebra
package generic
import cats.syntax.functor._
import doodle.core.BoundingBox
/** Get information about the size of the bounding box enclosing an picture.
*/
trait GenericSize[G[_]] extends Size {
self: GivenFunctor[G] with Algebra { type Drawing[A] = Finalized[G, A] } =>
/** Get the height of the bounding box enclosing the picture
*/
def height[A](picture: Finalized[G, A]): Finalized[G, Double] =
picture.map { case (bb, rdr) =>
(bb, rdr.map(fa => fa.map(_ => bb.height)))
}
/** Get the width of the bounding box enclosing the picture
*/
def width[A](picture: Finalized[G, A]): Finalized[G, Double] =
picture.map { case (bb, rdr) =>
(bb, rdr.map(fa => fa.map(_ => bb.width)))
}
/** Get the width and height of the bounding box enclosing the picture
*/
def size[A](picture: Finalized[G, A]): Finalized[G, (Double, Double)] =
picture.map { case (bb, rdr) =>
(bb, rdr.map(fa => fa.map(_ => (bb.width, bb.height))))
}
/** Get the bounding box enclosing the picture
*/
def boundingBox[A](picture: Finalized[G, A]): Finalized[G, BoundingBox] =
picture.map { case (bb, rdr) =>
(bb, rdr.map(fa => fa.map(_ => bb)))
}
}