X-Git-Url: https://git.mdrn.pl/wl-app.git/blobdiff_plain/53b27422d140022594fc241cca91c3183be57bca..48b2fe9f7c2dc3d9aeaaa6dbfb27c7da4f3235ff:/iOS/Pods/FolioReaderKit/Source/EPUBCore/FRSmilElement.swift

diff --git a/iOS/Pods/FolioReaderKit/Source/EPUBCore/FRSmilElement.swift b/iOS/Pods/FolioReaderKit/Source/EPUBCore/FRSmilElement.swift
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+//
+//  FRSmil.swift
+//  Pods
+//
+//  Created by Kevin Jantzer on 12/30/15.
+//
+//
+
+import UIKit
+
+// Media Overlay Documentation
+// http://www.idpf.org/accessibility/guidelines/content/overlays/overview.php#mo005-samp
+
+
+class FRSmilElement: NSObject {
+    var name: String // the name of the tag: <seq>, <par>, <text>, <audio>
+    var attributes: [String: String]!
+    var children: [FRSmilElement]
+
+    init(name: String, attributes: [String:String]!) {
+        self.name = name
+        self.attributes = attributes
+        self.children = [FRSmilElement]()
+    }
+
+    // MARK: - Element attributes
+
+    func getId() -> String! {
+        return getAttribute("id")
+    }
+
+    func getSrc() -> String! {
+        return getAttribute("src")
+    }
+
+    /**
+     Returns array of Strings if `epub:type` attribute is set. An array is returned as there can be multiple types specified, seperated by a whitespace
+     */
+    func getType() -> [String]! {
+        let type = getAttribute("epub:type", defaultVal: "")
+        return type!.components(separatedBy: " ")
+    }
+
+    /**
+     Use to determine if this element matches a given type
+
+     **Example**
+
+     epub:type="bodymatter chapter"
+     isType("bodymatter") -> true
+     */
+    func isType(_ aType:String) -> Bool {
+        return getType().contains(aType)
+    }
+
+    func getAttribute(_ name: String, defaultVal: String!) -> String! {
+        return attributes[name] != nil ? attributes[name] : defaultVal;
+    }
+
+    func getAttribute(_ name: String ) -> String! {
+        return getAttribute(name, defaultVal: nil)
+    }
+
+    // MARK: - Retrieving children elements
+
+    // if <par> tag, a <text> is required (http://www.idpf.org/epub/301/spec/epub-mediaoverlays.html#sec-smil-par-elem)
+    func textElement() -> FRSmilElement! {
+        return childWithName("text")
+    }
+
+    func audioElement() -> FRSmilElement! {
+        return childWithName("audio")
+    }
+
+    func videoElement() -> FRSmilElement! {
+        return childWithName("video")
+    }
+
+    func childWithName(_ name:String) -> FRSmilElement! {
+        for el in children {
+            if( el.name == name ){
+                return el
+            }
+        }
+        return nil;
+    }
+
+    func childrenWithNames(_ name:[String]) -> [FRSmilElement]! {
+        var matched = [FRSmilElement]()
+        for el in children {
+            if( name.contains(el.name) ){
+                matched.append(el)
+            }
+        }
+        return matched;
+    }
+
+    func childrenWithName(_ name:String) -> [FRSmilElement]! {
+        return childrenWithNames([name])
+    }
+
+    // MARK: - Audio clip info
+
+    func clipBegin() -> Double {
+        let val = audioElement().getAttribute("clipBegin", defaultVal: "")
+        return val!.clockTimeToSeconds()
+    }
+
+    func clipEnd() -> Double {
+        let val = audioElement().getAttribute("clipEnd", defaultVal: "")
+        return val!.clockTimeToSeconds()
+    }
+}