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
@@ -14,5 +15,7 @@ data class GraphicNote(
     val svg: SVG? = null,
     @IgnoredOnParcel
     override var resource: Resource? = null,
-    override var pendingForDelete: Boolean = false
+    override var pendingForDelete: Boolean = false,
+    var thumb: Bitmap? = null
+
 ) : Note, Parcelable

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

@@ -1,18 +1,31 @@
 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.SaveNoteResult
 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
@@ -26,11 +39,19 @@ import kotlin.io.path.exists
 class GraphicNotesRepo @Inject constructor(
     private val memoPreferences: MemoPreferences,
     @Named(IO_DISPATCHER) private val iODispatcher: CoroutineDispatcher,
-    private val helper: NotesRepoHelper
+    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()
@@ -102,15 +123,76 @@ class GraphicNotesRepo @Inject constructor(
             )
 
             val userNoteProperties = helper.readProperties(id, "")
+            val bitmap = exportBitmapFromSvg(fileName = id.toString(), svg = svg)
 
             GraphicNote(
                 title = userNoteProperties.title,
                 description = userNoteProperties.description,
                 svg = svg,
-                resource = resource
+                resource = resource,
+                thumb = bitmap
             )
+
         }.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"

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
@@ -31,7 +33,6 @@ 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>() {
 
     private lateinit var activity: MainActivity
@@ -42,6 +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
     }
@@ -64,6 +69,7 @@ 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) {
@@ -105,12 +111,24 @@ 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()
         }
@@ -194,7 +212,7 @@ 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

@@ -40,6 +40,7 @@ class CommonActionDialog(@StringRes private val title: Int,
     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
@@ -192,7 +190,7 @@ class NotesFragment: BaseFragment() {
                 onPlayPauseClick = { path, pos, onStop ->
                     playingAudioPath = path
                     if (playingAudioPosition >= 0) {
-                        refreshVoiceNoteItem(playingAudioPosition)
+                        refreshNoteItem(playingAudioPosition)
                     }
 
                     if (playingAudioPosition >= 0 && playingAudioPosition != pos) {
@@ -210,11 +208,6 @@ class NotesFragment: BaseFragment() {
                     }
 
                     arkMediaPlayerViewModel.onPlayOrPauseClick(path, pos, onStop)
-                },
-                onThumbPrepare = { graphicNote, noteCanvas ->
-                    val tempNoteViewModel: GraphicNotesViewModel by viewModels()
-                    noteCanvas.setViewModel(viewModel = tempNoteViewModel)
-
                 }
             )
 
@@ -261,7 +254,7 @@ 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>

app/src/main/res/layout/adapter_text_note.xml

@@ -27,7 +27,7 @@
         android:textColor="@color/text_primary"
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintEnd_toStartOf="@+id/canvas_graphic_thumb"
+        app:layout_constraintEnd_toStartOf="@+id/iv_graphics_thumb"
         android:gravity="start"
         app:layout_constraintTop_toBottomOf="@+id/layout_audio_view"
         android:maxLines="1"
@@ -46,7 +46,7 @@
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintTop_toBottomOf="@+id/tv_title"
         app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toStartOf="@+id/canvas_graphic_thumb"
+        app:layout_constraintEnd_toStartOf="@+id/iv_graphics_thumb"
         android:maxLines="2"
         android:ellipsize="end"
         android:layout_marginTop="4dp"
@@ -55,17 +55,18 @@
         android:id="@+id/tv_content_preview"
         tools:text="How do you create compelling presentations that wow your colleagues and impress your managers?"/>
 
-    <dev.arkbuilders.arkmemo.ui.views.NotesCanvas
-        android:id="@+id/canvas_graphic_thumb"
-        android:layout_width="90dp"
+    <com.google.android.material.imageview.ShapeableImageView
+        android:id="@+id/iv_graphics_thumb"
+        android:layout_width="@dimen/graphic_thumb_width"
         android:layout_height="match_parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        android:paddingStart="10dp"
-        android:paddingTop="10dp"
-        android:paddingEnd="10dp"
-        android:paddingBottom="80dp"
+        app:layout_constraintEnd_toStartOf="@+id/barrier_graphic_thumb_end"
+        android:layout_marginEnd="@dimen/border_width_thin"
+        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintBottom_toBottomOf="parent"
+        android:layout_marginVertical="@dimen/border_width_thin"
+        app:shapeAppearanceOverlay="@style/GraphicThumbBackground"
         android:visibility="gone"
-        tools:visibility="gone"/>
+        tools:visibility="visible"/>
 
     <androidx.recyclerview.widget.RecyclerView
         android:layout_width="match_parent"
@@ -96,4 +97,12 @@
         android:visibility="gone"
         android:gravity="center"/>
 
+    <androidx.constraintlayout.widget.Barrier
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:id="@+id/barrier_graphic_thumb_end"
+        app:barrierDirection="start"
+        app:constraint_referenced_ids="tv_delete"
+        app:layout_constraintEnd_toEndOf="parent"/>
+
 </androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/values/colors.xml

@@ -37,6 +37,7 @@
     <color name="brush_color_green">#17B26A</color>
     <color name="brush_color_blue">#0BA5EC</color>
     <color name="brush_color_purple">#7A5AF8</color>
+    <color name="graphic_thumb_background">#FBF8F0</color>
 
     <!-- Custom SwitchButton -->
     <color name="sb_unchecked_circle_color">#FFAAAAAA</color>