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 15 package views 16 17 // Alignment represents the alignment of an object, and consists of 18 // either or both of horizontal and vertical alignment. 19 type Alignment int 20 21 const ( 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 ) 40 const ( 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. 52 type Orientation int 53 54 const ( 55 // Horizontal indicates left to right orientation. 56 Horizontal Orientation = iota 57 58 // Vertical indicates top to bottom orientation. 59 Vertical 60 ) 61