Drop extra dependencies and host icon in-app

Signed-off-by: Harsh Shandilya <me@msfjarvis.dev>

app/build.gradle

@@ -52,24 +52,12 @@ dependencies {
     implementation "androidx.compose.foundation:foundation-layout:$compose_version"
     implementation "androidx.compose.foundation:foundation-text:$compose_version"
     implementation "androidx.compose.runtime:runtime:$compose_version"
-    implementation "androidx.compose.runtime:runtime-dispatch:$compose_version"
-    implementation "androidx.compose.runtime:runtime-livedata:$compose_version"
-    implementation "androidx.compose.runtime:runtime-rxjava2:$compose_version"
-    implementation "androidx.compose.runtime:runtime-saved-instance-state:$compose_version"
     implementation "androidx.compose.material:material:$compose_version"
-    implementation "androidx.compose.material:material-icons-core:$compose_version"
-    implementation "androidx.compose.material:material-icons-extended:$compose_version"
     implementation "androidx.compose:compose-compiler:$compose_version"
     implementation "androidx.compose.ui:ui:$compose_version"
-    implementation "androidx.compose.ui:ui-geometry:$compose_version"
-    implementation "androidx.compose.ui:ui-graphics:$compose_version"
     implementation "androidx.compose.ui:ui-text:$compose_version"
     implementation "androidx.compose.ui:ui-text-android:$compose_version"
     implementation "androidx.compose.ui:ui-unit:$compose_version"
-    implementation "androidx.compose.ui:ui-util:$compose_version"
-    implementation "androidx.compose.ui:ui-viewbinding:$compose_version"
-    implementation "androidx.compose.animation:animation:$compose_version"
-    implementation "androidx.compose.animation:animation-core:$compose_version"
     implementation "androidx.ui:ui-tooling:$compose_version"
     testImplementation 'junit:junit:4.13'
     androidTestImplementation 'androidx.test.ext:junit:1.1.2-alpha05'

app/src/main/java/dev/msfjarvis/todo/MainActivity.kt

@@ -2,7 +2,6 @@ package dev.msfjarvis.todo
 
 import android.os.Bundle
 import androidx.appcompat.app.AppCompatActivity
-import androidx.compose.foundation.Icon
 import androidx.compose.foundation.Text
 import androidx.compose.foundation.layout.padding
 import androidx.compose.foundation.lazy.LazyColumnFor
@@ -10,8 +9,6 @@ import androidx.compose.material.FloatingActionButton
 import androidx.compose.material.MaterialTheme
 import androidx.compose.material.Scaffold
 import androidx.compose.material.TopAppBar
-import androidx.compose.material.icons.Icons
-import androidx.compose.material.icons.filled.ExposurePlus1
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.mutableStateListOf
 import androidx.compose.ui.Modifier
@@ -20,6 +17,7 @@ import androidx.compose.ui.semantics.semantics
 import androidx.compose.ui.semantics.testTag
 import androidx.compose.ui.unit.dp
 import androidx.ui.tooling.preview.Preview
+import dev.msfjarvis.todo.compose.utils.IconResource
 import dev.msfjarvis.todo.data.model.TodoItem
 import dev.msfjarvis.todo.ui.TodoRowItem
 import dev.msfjarvis.todo.ui.TodoTheme
@@ -49,7 +47,10 @@ fun TodoApp() {
         elevation = 8.dp,
         modifier = Modifier.semantics { testTag = "fab" }
       ) {
-        Icon(asset = Icons.Filled.ExposurePlus1, tint = MaterialTheme.colors.onSurface)
+        IconResource(
+          resourceId = R.drawable.ic_exposure_plus_1_24dp,
+          tint = MaterialTheme.colors.onSurface,
+        )
       }
     },
     bodyContent = {

app/src/main/java/dev/msfjarvis/todo/compose/utils/DeferredIcon.kt

@@ -0,0 +1,44 @@
+/*
+ * Copyright 2020 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package dev.msfjarvis.todo.compose.utils
+
+import androidx.annotation.DrawableRes
+import androidx.compose.foundation.Icon
+import androidx.compose.foundation.contentColor
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.res.DeferredResource
+import androidx.compose.ui.res.loadVectorResource
+
+@Composable
+fun IconResource(
+  @DrawableRes resourceId: Int,
+  modifier: Modifier = Modifier,
+  tint: Color = contentColor()
+) {
+  val deferredResource = loadVectorResource(resourceId)
+  deferredResource.onLoadRun { asset ->
+    Icon(asset = asset, modifier = modifier, tint = tint)
+  }
+}
+
+inline fun <T> DeferredResource<T>.onLoadRun(block: (T) -> Unit) {
+  val res = resource.resource
+  if (res != null) {
+    block(res)
+  }
+}

app/src/main/res/drawable/ic_exposure_plus_1_24dp.xml

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+  <path
+      android:pathData="M10,7L8,7v4L4,11v2h4v4h2v-4h4v-2h-4L10,7zM20,18h-2L18,7.38L15,8.4L15,6.7L19.7,5h0.3v13z"
+      android:fillColor="#000000"/>
+</vector>