mirror of
https://github.com/MinimalBible/MinimalBible
synced 2025-11-03 18:10:27 -05:00
Some migration refactoring
These classes were getting too big
This commit is contained in:
Bradlee Speice
@ -2,21 +2,15 @@ package org.bspeice.minimalbible.activity.viewer
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import android.content.Context
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import android.content.res.Resources
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import android.support.annotation.LayoutRes
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import android.util.AttributeSet
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import android.view.LayoutInflater
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import android.view.View
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import android.view.ViewGroup
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import android.widget.BaseExpandableListAdapter
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import android.widget.ExpandableListView
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import android.widget.LinearLayout
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import android.widget.TextView
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import org.bspeice.minimalbible.R
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import org.crosswire.jsword.book.Book
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import org.crosswire.jsword.book.bookName
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import org.crosswire.jsword.book.getVersification
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import org.crosswire.jsword.versification.BibleBook
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import org.crosswire.jsword.versification.getBooks
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import rx.subjects.PublishSubject
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class BibleMenu(val ctx: Context, val attrs: AttributeSet) : LinearLayout(ctx, attrs) {
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@ -25,7 +19,7 @@ class BibleMenu(val ctx: Context, val attrs: AttributeSet) : LinearLayout(ctx, a
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val menuContent = contentView.findViewById(R.id._bible_menu) as ExpandableListView
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fun doInitialize(b: Book, publisher: PublishSubject<BookScrollEvent>) {
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val adapter = BibleAdapter(b, publisher)
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val adapter = BibleMenuAdapter(b, publisher)
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menuContent setAdapter adapter
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publisher subscribe {
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menuContent.collapseGroup(adapter.getGroupIdForBook(it.b))
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@ -33,108 +27,15 @@ class BibleMenu(val ctx: Context, val attrs: AttributeSet) : LinearLayout(ctx, a
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}
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}
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/**
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* The actual adapter for displaying a book's menu navigation system.
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* There are a couple of notes about this:
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* Books are displayed with one row per BibleBook (Genesis, Exodus, etc.) as the group.
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* Within each group, there are 3 chapters listed per row (to save space). In order to
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* accommodate this, some slightly funky mathematics have to be used, and this is documented.
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* Additionally, it doesn't make a whole lot of sense to genericize this using constants
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* unless we go to programmatic layouts, since we still need to know the view ID's ahead of time.
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*
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* TODO: Refactor this so the math parts are separate from the actual override functions,
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* so it's easier to test.
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*/
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class BibleAdapter(val b: Book, val scrollPublisher: PublishSubject<BookScrollEvent>)
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: BaseExpandableListAdapter() {
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// Map BibleBooks to the number of chapters they have
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val menuMappings = b.getVersification().getBooks().map {
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Pair(it, b.getVersification().getLastChapter(it))
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}
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fun getGroupIdForBook(b: BibleBook) = menuMappings.indexOf(
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menuMappings.first { it.first == b }
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)
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var groupHighlighted: Int = 0
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override fun getGroupCount(): Int = menuMappings.count()
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fun getChaptersForGroup(group: Int) = menuMappings[group].second
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/**
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* Get the number of child views for a given book.
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* What makes this complicated is that we display 3 chapters per row.
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* To make sure we include everything and account for integer division,
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* we have to add a row if the chapter count modulo 3 is not even.
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*/
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override fun getChildrenCount(group: Int): Int {
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val chapterCount = getChaptersForGroup(group)
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return when (chapterCount % 3) {
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0 -> chapterCount / 3
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else -> (chapterCount / 3) + 1
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}
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}
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override fun getGroup(group: Int): String = b.bookName(menuMappings[group].first)
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/**
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* Get the starting chapter number for this child view
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* In order to account for displaying 3 chapters per line,
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* we need to multiply by three, and then add 1 for the index offset
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*/
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override fun getChild(group: Int, child: Int): Int = (child * 3) + 1
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override fun getGroupId(group: Int): Long = group.toLong()
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override fun getChildId(group: Int, child: Int): Long = child.toLong()
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override fun hasStableIds(): Boolean = true
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override fun isChildSelectable(group: Int, child: Int): Boolean = true
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override fun getGroupView(position: Int, expanded: Boolean,
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convertView: View?, parent: ViewGroup): View =
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GroupItemHolder.init(
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getOrInflate(convertView, parent, R.layout.list_bible_menu_group),
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getGroup(position),
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position == groupHighlighted)
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override fun getChildView(group: Int, child: Int, isLast: Boolean,
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convertView: View?, parent: ViewGroup): View {
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val chapterStart = getChild(group, child)
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val chapterCount = getChaptersForGroup(group)
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val chapterEnd =
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if (chapterCount < chapterStart + 2)
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chapterCount
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else
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chapterStart + 2
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val view = ChildItemHolder.init(
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getOrInflate(convertView, parent, R.layout.list_bible_menu_child),
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chapterStart..chapterEnd,
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menuMappings[group].first,
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scrollPublisher
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)
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return view
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}
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private fun getOrInflate(v: View?, p: ViewGroup, LayoutRes layout: Int) =
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v ?: (p.getContext()
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.getSystemService(Context.LAYOUT_INFLATER_SERVICE) as LayoutInflater)
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.inflate(layout, p, false)
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}
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class GroupItemHolder(val bindTo: View) {
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class BibleMenuGroup(val bindTo: View) {
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val content = bindTo.findViewById(R.id.content) as TextView
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val resources = bindTo.getResources(): Resources
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companion object {
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fun init(v: View, obj: Any, highlighted: Boolean): View {
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val holder =
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if (v.getTag() != null) v.getTag() as GroupItemHolder
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else GroupItemHolder(v)
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if (v.getTag() != null) v.getTag() as BibleMenuGroup
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else BibleMenuGroup(v)
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holder.bind(obj, highlighted)
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return v
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@ -155,7 +56,7 @@ class GroupItemHolder(val bindTo: View) {
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* Bind the child items. There are some funky math things going on since
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* we display three chapters per row, check the adapter for more documentation
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*/
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class ChildItemHolder(val bindTo: View, val book: BibleBook,
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class BibleMenuChild(val bindTo: View, val book: BibleBook,
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val scrollPublisher: PublishSubject<BookScrollEvent>) {
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val content1 = bindTo.findViewById(R.id.content1) as TextView
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val content2 = bindTo.findViewById(R.id.content2) as TextView
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@ -165,8 +66,8 @@ class ChildItemHolder(val bindTo: View, val book: BibleBook,
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fun init(v: View, obj: IntRange, book: BibleBook,
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scrollPublisher: PublishSubject<BookScrollEvent>): View {
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val holder =
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if (v.getTag() != null) v.getTag() as ChildItemHolder
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else ChildItemHolder(v, book, scrollPublisher)
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if (v.getTag() != null) v.getTag() as BibleMenuChild
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else BibleMenuChild(v, book, scrollPublisher)
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holder.clearViews()
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holder.bind(obj)
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@ -0,0 +1,108 @@
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package org.bspeice.minimalbible.activity.viewer
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import android.content.Context
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import android.support.annotation.LayoutRes
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import android.view.LayoutInflater
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import android.view.View
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import android.view.ViewGroup
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import android.widget.BaseExpandableListAdapter
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import org.bspeice.minimalbible.R
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import org.crosswire.jsword.book.Book
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import org.crosswire.jsword.book.bookName
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import org.crosswire.jsword.book.getVersification
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import org.crosswire.jsword.versification.BibleBook
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import org.crosswire.jsword.versification.getBooks
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import rx.subjects.PublishSubject
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/**
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* The actual adapter for displaying a book's menu navigation system.
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* There are a couple of notes about this:
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* Books are displayed with one row per BibleBook (Genesis, Exodus, etc.) as the group.
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* Within each group, there are 3 chapters listed per row (to save space). In order to
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* accommodate this, some slightly funky mathematics have to be used, and this is documented.
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* Additionally, it doesn't make a whole lot of sense to genericize this using constants
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* unless we go to programmatic layouts, since we still need to know the view ID's ahead of time.
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*
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* TODO: Refactor this so the math parts are separate from the actual override functions,
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* so it's easier to test.
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*/
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class BibleMenuAdapter(val b: Book, val scrollPublisher: PublishSubject<BookScrollEvent>)
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: BaseExpandableListAdapter() {
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// Map BibleBooks to the number of chapters they have
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val menuMappings = b.getVersification().getBooks().map {
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Pair(it, b.getVersification().getLastChapter(it))
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}
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fun getGroupIdForBook(b: BibleBook) = menuMappings.indexOf(
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menuMappings.first { it.first == b }
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)
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var groupHighlighted: Int = 0
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override fun getGroupCount(): Int = menuMappings.count()
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fun getChaptersForGroup(group: Int) = menuMappings[group].second
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/**
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* Get the number of child views for a given book.
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* What makes this complicated is that we display 3 chapters per row.
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* To make sure we include everything and account for integer division,
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* we have to add a row if the chapter count modulo 3 is not even.
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*/
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override fun getChildrenCount(group: Int): Int {
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val chapterCount = getChaptersForGroup(group)
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return when (chapterCount % 3) {
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0 -> chapterCount / 3
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else -> (chapterCount / 3) + 1
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}
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}
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override fun getGroup(group: Int): String = b.bookName(menuMappings[group].first)
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/**
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* Get the starting chapter number for this child view
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* In order to account for displaying 3 chapters per line,
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* we need to multiply by three, and then add 1 for the index offset
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*/
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override fun getChild(group: Int, child: Int): Int = (child * 3) + 1
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override fun getGroupId(group: Int): Long = group.toLong()
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override fun getChildId(group: Int, child: Int): Long = child.toLong()
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override fun hasStableIds(): Boolean = true
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override fun isChildSelectable(group: Int, child: Int): Boolean = true
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override fun getGroupView(position: Int, expanded: Boolean,
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convertView: View?, parent: ViewGroup): View =
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BibleMenuGroup.init(
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getOrInflate(convertView, parent, R.layout.list_bible_menu_group),
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getGroup(position),
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position == groupHighlighted)
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override fun getChildView(group: Int, child: Int, isLast: Boolean,
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convertView: View?, parent: ViewGroup): View {
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val chapterStart = getChild(group, child)
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val chapterCount = getChaptersForGroup(group)
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val chapterEnd =
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if (chapterCount < chapterStart + 2)
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chapterCount
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else
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chapterStart + 2
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val view = BibleMenuChild.init(
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getOrInflate(convertView, parent, R.layout.list_bible_menu_child),
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chapterStart..chapterEnd,
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menuMappings[group].first,
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scrollPublisher
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)
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return view
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}
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private fun getOrInflate(v: View?, p: ViewGroup, LayoutRes layout: Int) =
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v ?: (p.getContext()
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.getSystemService(Context.LAYOUT_INFLATER_SERVICE) as LayoutInflater)
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.inflate(layout, p, false)
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}
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@ -3,22 +3,12 @@ package org.bspeice.minimalbible.activity.viewer
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import android.content.Context
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import android.support.v7.widget.LinearLayoutManager
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import android.support.v7.widget.RecyclerView
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import android.text.SpannableStringBuilder
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import android.util.AttributeSet
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import android.util.Log
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import android.util.TypedValue
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import android.view.LayoutInflater
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import android.view.View
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import android.view.ViewGroup
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import android.widget.LinearLayout
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import android.widget.TextView
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import org.bspeice.minimalbible.R
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import org.bspeice.minimalbible.activity.viewer.BookAdapter.ChapterInfo
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import org.bspeice.minimalbible.service.format.osisparser.OsisParser
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import org.crosswire.jsword.book.Book
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import org.crosswire.jsword.book.getVersification
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import org.crosswire.jsword.versification.BibleBook
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import org.crosswire.jsword.versification.getBooks
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import rx.subjects.PublishSubject
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class BibleView(val ctx: Context, val attrs: AttributeSet) : LinearLayout(ctx, attrs) {
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@ -41,117 +31,3 @@ class BibleView(val ctx: Context, val attrs: AttributeSet) : LinearLayout(ctx, a
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}
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}
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/**
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* Adapter used for displaying a book
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* Displays one chapter at a time,
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* as each TextView widget is it's own line break
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*/
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class BookAdapter(val b: Book, val prefs: BibleViewerPreferences)
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: RecyclerView.Adapter<PassageView>() {
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val versification = b.getVersification()
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val bookList = versification.getBooks()
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// val chapterCount = bookList.map { versification.getLastChapter(it) - 1 }.sum()
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/**
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* Store information needed to decode the text of a chapter
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* Book, chapter, and bibleBook should be pretty self-explanatory
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* The vStart, vEnd, and vOffset are needed to map between verses relative to their chapter,
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* and the actual verse ordinal needed for parsing the text.
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* So Genesis 1:1 would be chapter 1, bibleBook Genesis, vStart 1, vOffset 2
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* since it actually starts at ordinal 3
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*/
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data class ChapterInfo(val book: Book, val chapter: Int, val bibleBook: BibleBook,
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val vStart: Int, val vEnd: Int, val vOffset: Int)
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/**
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* A list of all ChapterInfo objects needed for displaying a book
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* The for expression probably looks a bit nicer:
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* for {
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* book <- bookList
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* chapter <- 1..versification.getLastChapter(currentBook)
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* } yield ChapterInfo(...)
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*
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* Also note that getLastVerse() returns the number of verses in a chapter,
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* not the actual last verse's ordinal
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*/
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// TODO: Lazy compute values needed for this list
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val chapterList: List<ChapterInfo> = bookList.flatMap {
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val currentBook = it
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(1..versification.getLastChapter(currentBook)).map {
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val firstVerseOrdinal = versification.getFirstVerse(currentBook, it)
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val verseOrdinalOffset = firstVerseOrdinal - 1
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val verseCount = versification.getLastVerse(currentBook, it)
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val firstVerseRelative = 1
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val lastVerseRelative = firstVerseRelative + verseCount
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ChapterInfo(b, it, currentBook,
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firstVerseRelative, lastVerseRelative, verseOrdinalOffset)
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}
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}
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/**
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* I'm not sure what the position argument actually represents,
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* but on initial load it doesn't change
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*/
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override fun onCreateViewHolder(parent: ViewGroup?,
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position: Int): PassageView {
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val emptyView = LayoutInflater.from(parent!!.getContext())
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.inflate(R.layout.viewer_passage_view, parent, false) as TextView
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// TODO: Listen for changes to the text size?
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emptyView.setTextSize(TypedValue.COMPLEX_UNIT_SP, prefs.baseTextSize().toFloat())
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val passage = PassageView(emptyView, b)
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return passage
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}
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/**
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* Bind an existing view to its chapter content
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*/
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override fun onBindViewHolder(view: PassageView, position: Int) {
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prefs.currentChapter(position)
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return view bind chapterList[position]
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}
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/**
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* Get the number of chapters in the book
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*/
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override fun getItemCount(): Int = chapterList.size()
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public fun bindScrollHandler(provider: PublishSubject<BookScrollEvent>,
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lM: RecyclerView.LayoutManager) {
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provider subscribe {
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val event = it
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lM scrollToPosition
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// Get all objects in the form (index, object)
|
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chapterList.withIndex()
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// get one that matches our book and chapter
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.first {
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event.b == it.value.bibleBook &&
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event.chapter == it.value.chapter
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}
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// and get that index value to scroll to
|
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.index
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}
|
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}
|
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}
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class PassageView(val v: TextView, val b: Book)
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: RecyclerView.ViewHolder(v) {
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fun buildOrdinal(verse: Int, info: ChapterInfo) =
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b.getVersification().decodeOrdinal(verse + info.vOffset)
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fun getAllVerses(verses: Progression<Int>, info: ChapterInfo): SpannableStringBuilder {
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val builder = SpannableStringBuilder()
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val parser = OsisParser()
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verses.forEach { parser.appendVerse(b, buildOrdinal(it, info), builder) }
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return builder
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}
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|
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fun bind(info: ChapterInfo) {
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Log.d("PassageView", "Binding chapter ${info.chapter}")
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v setText getAllVerses(info.vStart..info.vEnd, info)
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}
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}
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|
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@ -0,0 +1,109 @@
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||||
package org.bspeice.minimalbible.activity.viewer
|
||||
|
||||
import android.support.v7.widget.RecyclerView
|
||||
import android.util.TypedValue
|
||||
import android.view.LayoutInflater
|
||||
import android.view.ViewGroup
|
||||
import android.widget.TextView
|
||||
import org.bspeice.minimalbible.R
|
||||
import org.crosswire.jsword.book.Book
|
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import org.crosswire.jsword.book.getVersification
|
||||
import org.crosswire.jsword.versification.BibleBook
|
||||
import org.crosswire.jsword.versification.getBooks
|
||||
import rx.subjects.PublishSubject
|
||||
|
||||
/**
|
||||
* Adapter used for displaying a book
|
||||
* Displays one chapter at a time,
|
||||
* as each TextView widget is it's own line break
|
||||
*/
|
||||
class BookAdapter(val b: Book, val prefs: BibleViewerPreferences)
|
||||
: RecyclerView.Adapter<PassageView>() {
|
||||
|
||||
val versification = b.getVersification()
|
||||
val bookList = versification.getBooks()
|
||||
// val chapterCount = bookList.map { versification.getLastChapter(it) - 1 }.sum()
|
||||
|
||||
/**
|
||||
* Store information needed to decode the text of a chapter
|
||||
* Book, chapter, and bibleBook should be pretty self-explanatory
|
||||
* The vStart, vEnd, and vOffset are needed to map between verses relative to their chapter,
|
||||
* and the actual verse ordinal needed for parsing the text.
|
||||
* So Genesis 1:1 would be chapter 1, bibleBook Genesis, vStart 1, vOffset 2
|
||||
* since it actually starts at ordinal 3
|
||||
*/
|
||||
data class ChapterInfo(val book: Book, val chapter: Int, val bibleBook: BibleBook,
|
||||
val vStart: Int, val vEnd: Int, val vOffset: Int)
|
||||
|
||||
/**
|
||||
* A list of all ChapterInfo objects needed for displaying a book
|
||||
* The for expression probably looks a bit nicer:
|
||||
* for {
|
||||
* book <- bookList
|
||||
* chapter <- 1..versification.getLastChapter(currentBook)
|
||||
* } yield ChapterInfo(...)
|
||||
*
|
||||
* Also note that getLastVerse() returns the number of verses in a chapter,
|
||||
* not the actual last verse's ordinal
|
||||
*/
|
||||
// TODO: Lazy compute values needed for this list
|
||||
val chapterList: List<ChapterInfo> = bookList.flatMap {
|
||||
val currentBook = it
|
||||
(1..versification.getLastChapter(currentBook)).map {
|
||||
val firstVerseOrdinal = versification.getFirstVerse(currentBook, it)
|
||||
val verseOrdinalOffset = firstVerseOrdinal - 1
|
||||
val verseCount = versification.getLastVerse(currentBook, it)
|
||||
val firstVerseRelative = 1
|
||||
val lastVerseRelative = firstVerseRelative + verseCount
|
||||
|
||||
ChapterInfo(b, it, currentBook,
|
||||
firstVerseRelative, lastVerseRelative, verseOrdinalOffset)
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* I'm not sure what the position argument actually represents,
|
||||
* but on initial load it doesn't change
|
||||
*/
|
||||
override fun onCreateViewHolder(parent: ViewGroup?,
|
||||
position: Int): PassageView {
|
||||
val emptyView = LayoutInflater.from(parent!!.getContext())
|
||||
.inflate(R.layout.viewer_passage_view, parent, false) as TextView
|
||||
|
||||
// TODO: Listen for changes to the text size?
|
||||
emptyView.setTextSize(TypedValue.COMPLEX_UNIT_SP, prefs.baseTextSize().toFloat())
|
||||
|
||||
val passage = PassageView(emptyView, b)
|
||||
return passage
|
||||
}
|
||||
|
||||
/**
|
||||
* Bind an existing view to its chapter content
|
||||
*/
|
||||
override fun onBindViewHolder(view: PassageView, position: Int) {
|
||||
prefs.currentChapter(position)
|
||||
return view bind chapterList[position]
|
||||
}
|
||||
|
||||
/**
|
||||
* Get the number of chapters in the book
|
||||
*/
|
||||
override fun getItemCount(): Int = chapterList.size()
|
||||
|
||||
public fun bindScrollHandler(provider: PublishSubject<BookScrollEvent>,
|
||||
lM: RecyclerView.LayoutManager) {
|
||||
provider subscribe {
|
||||
val event = it
|
||||
lM scrollToPosition
|
||||
// Get all objects in the form (index, object)
|
||||
chapterList.withIndex()
|
||||
// get one that matches our book and chapter
|
||||
.first {
|
||||
event.b == it.value.bibleBook &&
|
||||
event.chapter == it.value.chapter
|
||||
}
|
||||
// and get that index value to scroll to
|
||||
.index
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -0,0 +1,28 @@
|
||||
package org.bspeice.minimalbible.activity.viewer
|
||||
|
||||
import android.support.v7.widget.RecyclerView
|
||||
import android.text.SpannableStringBuilder
|
||||
import android.util.Log
|
||||
import android.widget.TextView
|
||||
import org.bspeice.minimalbible.service.format.osisparser.OsisParser
|
||||
import org.crosswire.jsword.book.Book
|
||||
import org.crosswire.jsword.book.getVersification
|
||||
|
||||
class PassageView(val v: TextView, val b: Book)
|
||||
: RecyclerView.ViewHolder(v) {
|
||||
|
||||
fun buildOrdinal(verse: Int, info: BookAdapter.ChapterInfo) =
|
||||
b.getVersification().decodeOrdinal(verse + info.vOffset)
|
||||
|
||||
fun getAllVerses(verses: Progression<Int>, info: BookAdapter.ChapterInfo): SpannableStringBuilder {
|
||||
val builder = SpannableStringBuilder()
|
||||
val parser = OsisParser()
|
||||
verses.forEach { parser.appendVerse(b, buildOrdinal(it, info), builder) }
|
||||
return builder
|
||||
}
|
||||
|
||||
fun bind(info: BookAdapter.ChapterInfo) {
|
||||
Log.d("PassageView", "Binding chapter ${info.chapter}")
|
||||
v setText getAllVerses(info.vStart..info.vEnd, info)
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user