From f4fe3206f76e2c20fa65138ab94a24f1505c5400 Mon Sep 17 00:00:00 2001
From: kunfei <gekunfei@live.com>
Date: Sat, 7 Mar 2020 17:16:33 +0800
Subject: [PATCH] =?UTF-8?q?feat:=20=E4=BC=98=E5=8C=96=E4=BB=A3=E7=A0=81?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../app/ui/widget/text/MultilineTextView.kt   | 27 +++++++++++++++++++
 app/src/main/res/layout/item_search.xml       |  2 +-
 2 files changed, 28 insertions(+), 1 deletion(-)
 create mode 100644 app/src/main/java/io/legado/app/ui/widget/text/MultilineTextView.kt

diff --git a/app/src/main/java/io/legado/app/ui/widget/text/MultilineTextView.kt b/app/src/main/java/io/legado/app/ui/widget/text/MultilineTextView.kt
new file mode 100644
index 000000000..c0ccd86da
--- /dev/null
+++ b/app/src/main/java/io/legado/app/ui/widget/text/MultilineTextView.kt
@@ -0,0 +1,27 @@
+package io.legado.app.ui.widget.text
+
+import android.content.Context
+import android.graphics.Canvas
+import android.util.AttributeSet
+import androidx.appcompat.widget.AppCompatTextView
+
+class MultilineTextView(context: Context?, attrs: AttributeSet?) :
+    AppCompatTextView(context, attrs) {
+
+    private var calculatedLines = false
+
+    override fun onDraw(canvas: Canvas?) {
+        if (!calculatedLines) {
+            calculateLines();
+            calculatedLines = true;
+        }
+        super.onDraw(canvas)
+    }
+
+    private fun calculateLines() {
+        val mHeight = measuredHeight
+        val lHeight = lineHeight
+        val lines = mHeight / lHeight
+        setLines(lines)
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/res/layout/item_search.xml b/app/src/main/res/layout/item_search.xml
index 65e518c60..2942b5db5 100644
--- a/app/src/main/res/layout/item_search.xml
+++ b/app/src/main/res/layout/item_search.xml
@@ -75,7 +75,7 @@
             android:textColor="@color/tv_text_default"
             android:textSize="12sp" />
 
-        <TextView
+        <io.legado.app.ui.widget.text.MultilineTextView
             android:id="@+id/tv_introduce"
             android:layout_width="match_parent"
             android:layout_height="match_parent"