Implement graphics note's thumb in Note list

app/src/main/java/dev/arkbuilders/arkmemo/di/AppModule.kt

@@ -0,0 +1,21 @@
+package dev.arkbuilders.arkmemo.di
+
+import android.content.Context
+import dagger.Module
+import dagger.Provides
+import dagger.hilt.InstallIn
+import dagger.hilt.android.qualifiers.ApplicationContext
+import dagger.hilt.components.SingletonComponent
+import javax.inject.Singleton
+
+@Module
+@InstallIn(SingletonComponent::class)
+object AppModule {
+
+    @Provides
+    @Singleton
+    fun provideApplicationContext(@ApplicationContext context: Context): Context {
+        return context
+    }
+
+}

app/src/main/java/dev/arkbuilders/arkmemo/graphics/ColorCode.kt

@@ -10,4 +10,5 @@ internal object ColorCode {
     val purple by lazy { android.graphics.Color.parseColor("#7A5AF8") }
     val white by lazy { android.graphics.Color.parseColor("#FFFFFF") }
     val brown by lazy { android.graphics.Color.parseColor("#B54708") }
+    val lightYellow by lazy { android.graphics.Color.parseColor("#f8f6ed") }
 }

app/src/main/java/dev/arkbuilders/arkmemo/models/GraphicNote.kt

@@ -1,5 +1,6 @@
 package dev.arkbuilders.arkmemo.models
 
+import android.graphics.Bitmap
 import android.os.Parcelable
 import dev.arkbuilders.arklib.data.index.Resource
 import dev.arkbuilders.arkmemo.graphics.SVG
@@ -15,4 +16,6 @@ data class GraphicNote(
     @IgnoredOnParcel
     override var resource: Resource? = null,
     override var pendingForDelete: Boolean = false,
+    var thumb: Bitmap? = null
+
 ) : Note, Parcelable

app/src/main/java/dev/arkbuilders/arkmemo/repo/graphics/GraphicNotesRepo.kt

@@ -1,18 +1,33 @@
 package dev.arkbuilders.arkmemo.repo.graphics
 
+import android.content.Context
+import android.content.res.Resources
+import android.graphics.Bitmap
+import android.graphics.BitmapFactory
+import android.graphics.Canvas
+import android.os.Environment
 import android.util.Log
+import dagger.hilt.android.qualifiers.ApplicationContext
 import dev.arkbuilders.arklib.computeId
 import dev.arkbuilders.arklib.data.index.Resource
+import dev.arkbuilders.arkmemo.R
 import dev.arkbuilders.arkmemo.di.IO_DISPATCHER
+import dev.arkbuilders.arkmemo.graphics.ColorCode
+import dev.arkbuilders.arkmemo.models.GraphicNote
+import dev.arkbuilders.arkmemo.preferences.MemoPreferences
 import dev.arkbuilders.arkmemo.graphics.SVG
 import dev.arkbuilders.arkmemo.models.GraphicNote
 import dev.arkbuilders.arkmemo.models.SaveNoteResult
 import dev.arkbuilders.arkmemo.preferences.MemoPreferences
 import dev.arkbuilders.arkmemo.repo.NotesRepo
 import dev.arkbuilders.arkmemo.repo.NotesRepoHelper
+import dev.arkbuilders.arkmemo.utils.dpToPx
 import dev.arkbuilders.arkmemo.utils.listFiles
 import kotlinx.coroutines.CoroutineDispatcher
 import kotlinx.coroutines.withContext
+import java.io.File
+import java.io.FileOutputStream
+import java.io.IOException
 import java.nio.file.Path
 import javax.inject.Inject
 import javax.inject.Named
@@ -23,19 +38,26 @@ import kotlin.io.path.fileSize
 import kotlin.io.path.getLastModifiedTime
 import kotlin.io.path.name
 
-class GraphicNotesRepo
-    @Inject
-    constructor(
-        private val memoPreferences: MemoPreferences,
-        @Named(IO_DISPATCHER) private val iODispatcher: CoroutineDispatcher,
-        private val helper: NotesRepoHelper,
-    ) : NotesRepo<GraphicNote> {
-        private lateinit var root: Path
-
-        override suspend fun init() {
-            helper.init()
-            root = memoPreferences.getNotesStorage()
-        }
+class GraphicNotesRepo @Inject constructor(
+    private val memoPreferences: MemoPreferences,
+    @Named(IO_DISPATCHER) private val iODispatcher: CoroutineDispatcher,
+    private val helper: NotesRepoHelper,
+    @ApplicationContext private val context: Context
+): NotesRepo<GraphicNote> {
+
+    private lateinit var root: Path
+
+    private val displayMetrics by lazy { Resources.getSystem().displayMetrics }
+    private val screenWidth by lazy { displayMetrics.widthPixels }
+    private val screenHeight by lazy { displayMetrics.heightPixels - 150.dpToPx() }
+    private val thumbViewWidth by lazy { context.resources.getDimension(R.dimen.graphic_thumb_width) }
+
+    private val thumbDirectory by lazy { context.getExternalFilesDir(Environment.DIRECTORY_PICTURES) }
+
+    override suspend fun init() {
+        helper.init()
+        root = memoPreferences.getNotesStorage()
+    }
 
         override suspend fun save(
             note: GraphicNote,
@@ -108,17 +130,78 @@ class GraphicNotesRepo
                             modified = path.getLastModifiedTime(),
                         )
 
-                    val userNoteProperties = helper.readProperties(id, "")
+            val userNoteProperties = helper.readProperties(id, "")
+            val bitmap = exportBitmapFromSvg(fileName = id.toString(), svg = svg)
+
+            GraphicNote(
+                title = userNoteProperties.title,
+                description = userNoteProperties.description,
+                svg = svg,
+                resource = resource,
+                thumb = bitmap
+            )
 
-                    GraphicNote(
-                        title = userNoteProperties.title,
-                        description = userNoteProperties.description,
-                        svg = svg,
-                        resource = resource,
-                    )
-                }.filter { graphicNote -> graphicNote.svg != null }
+        }.filter { graphicNote -> graphicNote.svg != null }
+    }
+
+    private fun exportBitmapFromSvg(fileName: String, svg: SVG?): Bitmap? {
+
+        // Check if thumb bitmap already exists
+        val file = File(thumbDirectory, "$fileName.png")
+        try {
+            if (file.exists()) {
+                return BitmapFactory.decodeFile(file.absolutePath)
             }
+        } catch (e: Exception) {
+            e.printStackTrace()
+        }
+
+        // If thumb doesn't exist, create a bitmap and a canvas for offscreen drawing
+        val bitmap = Bitmap.createBitmap(
+            thumbViewWidth.toInt(), thumbViewWidth.toInt(), Bitmap.Config.ARGB_8888
+        )
+        val canvas = Canvas(bitmap)
+
+        canvas.drawColor(ColorCode.lightYellow)
+        svg?.getPaths()?.forEach { path ->
+
+            canvas.save()
+
+            // Scale factor to fit the SVG path into the view
+            val scaleX = thumbViewWidth / screenWidth
+            val scaleY = thumbViewWidth / screenHeight
+
+            // Find the smallest scale to maintain the aspect ratio
+            val scale = minOf(scaleX, scaleY)
+
+            // Center the path in the view
+            val dx = (thumbViewWidth - screenWidth * scale) / 2f
+            val dy = (thumbViewWidth - screenHeight * scale) / 2f
+
+            // Apply scaling and translation to center the path
+            canvas.translate(dx, dy)
+            canvas.scale(scale, scale)
+
+            canvas.drawPath(path.path, path.paint)
+            canvas.restore()
+        } ?: let {
+            return null
+        }
+
+        // Save the bitmap to a file
+        try {
+
+            // Open an output stream and write the bitmap to the file
+            FileOutputStream(file).use { outputStream ->
+                bitmap.compress(Bitmap.CompressFormat.PNG, 80, outputStream)  // Save as PNG
+            }
+            return bitmap
+        } catch (e: IOException) {
+            e.printStackTrace()
+            return null
+        }
     }
+}
 
 private const val GRAPHICS_REPO = "GraphicNotesRepo"
 private const val SVG_EXT = "svg"

app/src/main/java/dev/arkbuilders/arkmemo/ui/adapters/NotesListAdapter.kt

@@ -1,5 +1,6 @@
 package dev.arkbuilders.arkmemo.ui.adapters
 
+import android.graphics.drawable.BitmapDrawable
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
@@ -8,6 +9,8 @@ import androidx.core.content.ContextCompat
 import androidx.core.content.res.ResourcesCompat
 import androidx.recyclerview.widget.RecyclerView
 import by.kirich1409.viewbindingdelegate.viewBinding
+import com.google.android.material.shape.CornerFamily
+import com.google.android.material.shape.ShapeAppearanceModel
 import dev.arkbuilders.arkmemo.R
 import dev.arkbuilders.arkmemo.databinding.AdapterTextNoteBinding
 import dev.arkbuilders.arkmemo.models.GraphicNote
@@ -20,7 +23,6 @@ import dev.arkbuilders.arkmemo.ui.fragments.EditGraphicNotesFragment
 import dev.arkbuilders.arkmemo.ui.fragments.EditTextNotesFragment
 import dev.arkbuilders.arkmemo.ui.viewmodels.ArkMediaPlayerSideEffect
 import dev.arkbuilders.arkmemo.ui.viewmodels.ArkMediaPlayerState
-import dev.arkbuilders.arkmemo.ui.views.NotesCanvas
 import dev.arkbuilders.arkmemo.utils.getAutoTitle
 import dev.arkbuilders.arkmemo.utils.gone
 import dev.arkbuilders.arkmemo.utils.highlightWord
@@ -31,8 +33,8 @@ import dev.arkbuilders.arkmemo.utils.visible
 class NotesListAdapter(
     private var notes: MutableList<Note>,
     private val onPlayPauseClick: (path: String, pos: Int?, stopCallback: ((pos: Int) -> Unit)?) -> Unit,
-    private val onThumbPrepare: (note: GraphicNote, holder: NotesCanvas) -> Unit,
-) : RecyclerView.Adapter<NotesListAdapter.NoteViewHolder>() {
+): RecyclerView.Adapter<NotesListAdapter.NoteViewHolder>() {
+
     private lateinit var activity: MainActivity
 
     lateinit var observeItemSideEffect: () -> ArkMediaPlayerSideEffect
@@ -41,6 +43,10 @@ class NotesListAdapter(
     private var isFromSearch: Boolean = false
     private var searchKeyWord: String = ""
 
+    private val cornerRadius by lazy {
+        activity.resources.getDimension(R.dimen.corner_radius_big)
+    }
+
     fun setActivity(activity: AppCompatActivity) {
         this.activity = activity as MainActivity
     }
@@ -69,6 +75,7 @@ class NotesListAdapter(
             holder.contentPreview.text = note.text
         }
         holder.layoutAudioView.root.gone()
+        holder.ivGraphicThumb.gone()
         if (note is VoiceNote) {
             val isRecordingExist = note.path.toFile().length() > 0L
             if (isRecordingExist) {
@@ -109,12 +116,24 @@ class NotesListAdapter(
                 }
             }
         } else if (note is GraphicNote) {
-            holder.canvasGraphicThumb.visible()
-            onThumbPrepare(note, holder.canvasGraphicThumb)
+            holder.ivGraphicThumb.background = BitmapDrawable(
+                holder.itemView.context.resources, note.thumb
+            )
+            holder.ivGraphicThumb.visible()
+            holder.ivGraphicThumb.shapeAppearanceModel = ShapeAppearanceModel.builder()
+                .setBottomLeftCornerSize(0f)
+                .setTopLeftCornerSize(0f)
+                .setTopRightCorner(CornerFamily.ROUNDED, cornerRadius)
+                .setBottomRightCorner(CornerFamily.ROUNDED, cornerRadius)
+                .build()
         }
 
         if (note.pendingForDelete) {
             holder.tvDelete.visible()
+            if (note is GraphicNote) {
+                holder.ivGraphicThumb.shapeAppearanceModel = ShapeAppearanceModel.builder()
+                    .setAllCorners(CornerFamily.ROUNDED, 0f).build()
+            }
         } else {
             holder.tvDelete.gone()
         }
@@ -207,7 +226,7 @@ class NotesListAdapter(
         val btnPlayPause = binding.layoutAudioView.ivPlayAudio
         val layoutAudioView = binding.layoutAudioView
         val tvPlayingPosition = binding.layoutAudioView.tvPlayingPosition
-        val canvasGraphicThumb = binding.canvasGraphicThumb
+        val ivGraphicThumb = binding.ivGraphicsThumb
         val tvDelete = binding.tvDelete
         var isSwiping: Boolean = false
 

app/src/main/java/dev/arkbuilders/arkmemo/ui/dialogs/CommonActionDialog.kt

@@ -41,6 +41,7 @@ class CommonActionDialog(
 
     private fun initViews() {
         dialog?.setCanceledOnTouchOutside(false)
+        dialog?.setCancelable(false)
 
         if (isAlert) {
             mBinding.tvPositive.setTextAppearance(R.style.AlertButton)

app/src/main/java/dev/arkbuilders/arkmemo/ui/fragments/NotesFragment.kt

@@ -9,7 +9,6 @@ import android.widget.Toast
 import androidx.core.content.ContextCompat
 import androidx.core.widget.addTextChangedListener
 import androidx.fragment.app.activityViewModels
-import androidx.fragment.app.viewModels
 import androidx.lifecycle.Lifecycle
 import androidx.lifecycle.lifecycleScope
 import androidx.lifecycle.repeatOnLifecycle
@@ -27,7 +26,6 @@ import dev.arkbuilders.arkmemo.ui.adapters.NotesListAdapter
 import dev.arkbuilders.arkmemo.ui.dialogs.CommonActionDialog
 import dev.arkbuilders.arkmemo.ui.viewmodels.ArkMediaPlayerSideEffect
 import dev.arkbuilders.arkmemo.ui.viewmodels.ArkMediaPlayerViewModel
-import dev.arkbuilders.arkmemo.ui.viewmodels.GraphicNotesViewModel
 import dev.arkbuilders.arkmemo.ui.viewmodels.NotesViewModel
 import dev.arkbuilders.arkmemo.ui.views.toast
 import dev.arkbuilders.arkmemo.utils.getTextFromClipBoard
@@ -204,14 +202,13 @@ class NotesFragment : BaseFragment() {
     private fun onNotesLoaded(notes: List<Note>) {
         binding.pbLoading.gone()
         if (notesAdapter == null) {
-            notesAdapter =
-                NotesListAdapter(
-                    notes.toMutableList(),
-                    onPlayPauseClick = { path, pos, onStop ->
-                        playingAudioPath = path
-                        if (playingAudioPosition >= 0) {
-                            refreshVoiceNoteItem(playingAudioPosition)
-                        }
+            notesAdapter = NotesListAdapter(
+                notes.toMutableList(),
+                onPlayPauseClick = { path, pos, onStop ->
+                    playingAudioPath = path
+                    if (playingAudioPosition >= 0) {
+                        refreshNoteItem(playingAudioPosition)
+                    }
 
                         if (playingAudioPosition >= 0 && playingAudioPosition != pos) {
                             // Another Voice note is being played compared to the previously played one
@@ -227,13 +224,10 @@ class NotesFragment : BaseFragment() {
                             mItemTouchHelper?.attachToRecyclerView(null)
                         }
 
-                        arkMediaPlayerViewModel.onPlayOrPauseClick(path, pos, onStop)
-                    },
-                    onThumbPrepare = { graphicNote, noteCanvas ->
-                        val tempNoteViewModel: GraphicNotesViewModel by viewModels()
-                        noteCanvas.setViewModel(viewModel = tempNoteViewModel)
-                    },
-                )
+                    arkMediaPlayerViewModel.onPlayOrPauseClick(path, pos, onStop)
+                }
+            )
+
         } else {
             notesAdapter?.setNotes(notes)
         }
@@ -278,7 +272,7 @@ class NotesFragment : BaseFragment() {
         (notesAdapter?.getNotes()?.getOrNull(pos) as? VoiceNote)?.waitToBeResumed = true
     }
 
-    private fun refreshVoiceNoteItem(position: Int) {
+    private fun refreshNoteItem(position: Int) {
         notesAdapter?.notifyItemChanged(position)
     }
 

app/src/main/res/drawable/bg_big_radius.xml

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <shape xmlns:android="http://schemas.android.com/apk/res/android">
 
-    <stroke android:width="1dp" android:color="@color/border_primary"/>
+    <stroke android:width="@dimen/border_width_thin" android:color="@color/border_primary"/>
     <corners android:radius="@dimen/corner_radius_big"/>
 
 </shape>