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Code Issues Projects Releases Packages Wiki Activity Actions

use TextSelectionManager to create highlights

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This commit is contained in:
Satindar Dhillon 2022-11-08 11:14:41 -08:00
parent 5a96cad4a9
commit ec71c580aa
1 changed files with 31 additions and 1 deletions
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32
android/Omnivore/app/src/main/java/app/omnivore/omnivore/ui/reader/PDFReader.kt
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@ -22,6 +22,7 @@ import com.pspdfkit.annotations.HighlightAnnotation
import com.pspdfkit.configuration.PdfConfiguration
import com.pspdfkit.configuration.activity.ThumbnailBarMode
import com.pspdfkit.configuration.page.PageScrollDirection
import com.pspdfkit.datastructures.TextSelection
import com.pspdfkit.document.PdfDocument
import com.pspdfkit.document.search.SearchResult
import com.pspdfkit.listeners.DocumentListener
@ -30,6 +31,8 @@ import com.pspdfkit.ui.PdfThumbnailBar
import com.pspdfkit.ui.search.PdfSearchViewModular
import com.pspdfkit.ui.search.SearchResultHighlighter
import com.pspdfkit.ui.search.SimpleSearchResultListener
import com.pspdfkit.ui.special_mode.controller.TextSelectionController
import com.pspdfkit.ui.special_mode.manager.TextSelectionManager
import com.pspdfkit.utils.PdfUtils
import dagger.hilt.android.AndroidEntryPoint
import java.time.Duration
@ -38,8 +41,9 @@ import java.util.*
import kotlin.time.Duration.Companion.seconds
@AndroidEntryPoint
class PDFReaderActivity: AppCompatActivity(), DocumentListener {
class PDFReaderActivity: AppCompatActivity(), DocumentListener, TextSelectionManager.OnTextSelectionChangeListener, TextSelectionManager.OnTextSelectionModeChangeListener {
private var hasLoadedHighlights = false
private var pendingHighlightAnnotation: HighlightAnnotation? = null
private lateinit var fragment: PdfFragment
private lateinit var thumbnailBar: PdfThumbnailBar
@ -83,6 +87,8 @@ class PDFReaderActivity: AppCompatActivity(), DocumentListener {
initThumbnailBar()
fragment.apply {
addOnTextSelectionModeChangeListener(this@PDFReaderActivity)
addOnTextSelectionChangeListener(this@PDFReaderActivity)
addDocumentListener(this@PDFReaderActivity)
addDocumentListener(modularSearchView)
addDocumentListener(thumbnailBar.documentListener)
@ -274,4 +280,28 @@ class PDFReaderActivity: AppCompatActivity(), DocumentListener {
DrawableCompat.setTint(tintedDrawable, tint)
return tintedDrawable
}
override fun onBeforeTextSelectionChange(p0: TextSelection?, p1: TextSelection?): Boolean {
return true
}
override fun onAfterTextSelectionChange(p0: TextSelection?, p1: TextSelection?) {
val textRects = p0?.textBlocks ?: return
val pageIndex = p0.pageIndex
pendingHighlightAnnotation = HighlightAnnotation(pageIndex, textRects)
Log.d("pdf", "created annotation: $pendingHighlightAnnotation")
// fragment.addAnnotationToPage(highlightAnnotation, false)
}
override fun onEnterTextSelectionMode(p0: TextSelectionController) {
val textRects = p0?.textSelection?.textBlocks ?: return
val pageIndex = p0.textSelection?.pageIndex ?: return
pendingHighlightAnnotation = HighlightAnnotation(pageIndex, textRects)
Log.d("pdf", "updated annotation via mode listener: $pendingHighlightAnnotation")
}
override fun onExitTextSelectionMode(p0: TextSelectionController) {
pendingHighlightAnnotation = null
Log.d("pdf", "destroyed pending highlight")
}
}