Convert EmojiTextInputEditText class to Kotlin. (#675)

emoji-material/src/main/java/com/vanniktech/emoji/material/EmojiTextInputEditText.kt

@@ -0,0 +1,82 @@
+/*
+ * Copyright (C) 2016 - Niklas Baudy, Ruben Gees, Mario Đanić and contributors
+ *
+ * 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 com.vanniktech.emoji.material
+
+import android.content.Context
+import android.util.AttributeSet
+import androidx.annotation.CallSuper
+import androidx.annotation.DimenRes
+import androidx.annotation.Px
+import com.google.android.material.textfield.TextInputEditText
+import com.vanniktech.emoji.EmojiEditable
+import com.vanniktech.emoji.EmojiInput
+import com.vanniktech.emoji.EmojiManager
+import com.vanniktech.emoji.EmojiPopup
+import com.vanniktech.emoji.SearchInPlaceTrait
+import com.vanniktech.emoji.Utils
+import com.vanniktech.emoji.emoji.Emoji
+import com.vanniktech.emoji.traits.DisableKeyboardInputTrait
+import com.vanniktech.emoji.traits.EmojiTrait
+import com.vanniktech.emoji.traits.ForceSingleEmojiTrait
+
+class EmojiTextInputEditText @JvmOverloads constructor(
+  context: Context,
+  attrs: AttributeSet? = null,
+) : TextInputEditText(context, attrs), EmojiEditable, EmojiInput {
+  @Px private var emojiSize: Float
+
+  init {
+    emojiSize = Utils.initTextView(this, attrs, R.styleable.EmojiTextInputEditText, R.styleable.EmojiTextInputEditText_emojiSize)
+  }
+
+  @CallSuper override fun onTextChanged(text: CharSequence?, start: Int, lengthBefore: Int, lengthAfter: Int) {
+    if (isInEditMode) {
+      return
+    }
+    val fontMetrics = paint.fontMetrics
+    val defaultEmojiSize = fontMetrics.descent - fontMetrics.ascent
+    EmojiManager.getInstance().replaceWithImages(context, getText(), if (emojiSize != 0f) emojiSize else defaultEmojiSize)
+  }
+
+  @CallSuper override fun backspace() = Utils.backspace(this)
+
+  @CallSuper override fun input(emoji: Emoji?) = Utils.input(this, emoji)
+
+  override fun getEmojiSize() = emojiSize
+
+  override fun setEmojiSize(@Px pixels: Int) = setEmojiSize(pixels, true)
+
+  override fun setEmojiSize(@Px pixels: Int, shouldInvalidate: Boolean) {
+    emojiSize = pixels.toFloat()
+    if (shouldInvalidate) {
+      text = text
+    }
+  }
+
+  override fun setEmojiSizeRes(@DimenRes res: Int) = setEmojiSizeRes(res, true)
+
+  override fun setEmojiSizeRes(@DimenRes res: Int, shouldInvalidate: Boolean) =
+    setEmojiSize(resources.getDimensionPixelSize(res), shouldInvalidate)
+
+  override fun installDisableKeyboardInput(emojiPopup: EmojiPopup): EmojiTrait =
+    DisableKeyboardInputTrait(emojiPopup).install(this)
+
+  override fun installForceSingleEmoji(): EmojiTrait = ForceSingleEmojiTrait().install(this)
+
+  override fun installSearchInPlace(emojiPopup: EmojiPopup): EmojiTrait =
+    SearchInPlaceTrait(emojiPopup).install(this)
+}