web_js.go (1197B)
1 // Copyright 2017 The Ebiten Authors 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this 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 web 16 17 import ( 18 "strings" 19 "syscall/js" 20 ) 21 22 func IsBrowser() bool { 23 return true 24 } 25 26 var ( 27 userAgent = js.Global().Get("navigator").Get("userAgent").String() 28 29 isIOSSafari bool 30 isAndroidChrome bool 31 ) 32 33 func init() { 34 isIOSSafari = strings.Contains(userAgent, "iPhone") || strings.Contains(userAgent, "iPad") 35 isAndroidChrome = strings.Contains(userAgent, "Android") && strings.Contains(userAgent, "Chrome") 36 } 37 38 func IsIOSSafari() bool { 39 return isIOSSafari 40 } 41 42 func IsAndroidChrome() bool { 43 return isAndroidChrome 44 } 45 46 func IsMobileBrowser() bool { 47 return IsIOSSafari() || IsAndroidChrome() 48 }