1// Copyright 2015 The Tops'l Authors
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use file except in compliance with the License.
5// You may obtain a copy of the license at
6//
7//    http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15package views
16
17// Alignment represents the alignment of an object, and consists of
18// either or both of horizontal and vertical alignment.
19type Alignment int
20
21const (
22	// HAlignLeft indicates alignment on the left edge.
23	HAlignLeft Alignment = 1 << iota
24
25	// HAlignCenter indicates horizontally centered.
26	HAlignCenter
27
28	// HAlignRight indicates alignment on the right edge.
29	HAlignRight
30
31	// VAlignTop indicates alignment on the top edge.
32	VAlignTop
33
34	// VAlignCenter indicates vertically centered.
35	VAlignCenter
36
37	// VAlignBottom indicates alignment on the bottom edge.
38	VAlignBottom
39)
40const (
41	// AlignBegin indicates alignment at the top left corner.
42	AlignBegin = HAlignLeft | VAlignTop
43
44	// AlignEnd indicates alignment at the bottom right corner.
45	AlignEnd = HAlignRight | VAlignBottom
46
47	// AlignMiddle indicates full centering.
48	AlignMiddle = HAlignCenter | VAlignCenter
49)
50
51// Orientation represents the direction of a widget or layout.
52type Orientation int
53
54const (
55	// Horizontal indicates left to right orientation.
56	Horizontal = iota
57
58	// Vertical indicates top to bottom orientation.
59	Vertical
60)
61