diff --git a/app/src/main/java/com/hippo/ehviewer/gallery/glrenderer/GLES20Canvas.java b/app/src/main/java/com/hippo/ehviewer/gallery/glrenderer/GLES20Canvas.java
index 88d1cd87c..a1f28ab12 100644
--- a/app/src/main/java/com/hippo/ehviewer/gallery/glrenderer/GLES20Canvas.java
+++ b/app/src/main/java/com/hippo/ehviewer/gallery/glrenderer/GLES20Canvas.java
@@ -527,7 +527,7 @@ public class GLES20Canvas implements GLCanvas {
             float sweepAngle, GLPaint paint) {
         float halfLineWidth = paint.getLineWidth() / 2;
         fillSector(cx, cy, radiusX + halfLineWidth, radiusY + halfLineWidth, sweepAngle, paint.getColor());
-        fillSector(cx, cy, radiusX - halfLineWidth, radiusY - halfLineWidth, sweepAngle, paint.getBackgroundColor());
+        fillOval(cx, cy, radiusX - halfLineWidth, radiusY - halfLineWidth, paint.getBackgroundColor());
     }
 
     private void draw(int type, int offset, int count, float x, float y, float width, float height,
diff --git a/app/src/main/java/com/hippo/ehviewer/gallery/ui/ProgressView.java b/app/src/main/java/com/hippo/ehviewer/gallery/ui/ProgressView.java
index f89ec7b8a..b2788c218 100644
--- a/app/src/main/java/com/hippo/ehviewer/gallery/ui/ProgressView.java
+++ b/app/src/main/java/com/hippo/ehviewer/gallery/ui/ProgressView.java
@@ -199,7 +199,7 @@ public class ProgressView extends GLView {
         int cy = height / 2;
 
         float startAngle = (mTrimStart + mTrimOffset) * 360.0f - 90;
-        float sweepAngle = Math.max(6.0f, (mTrimEnd - mTrimStart) * 360.0f);
+        float sweepAngle = Math.max(12.0f, (mTrimEnd - mTrimStart) * 360.0f);
         float rotation = mTrimRotation + startAngle;
 
         canvas.save();
diff --git a/app/src/main/java/com/hippo/ehviewer/gallery/ui/Slider.java b/app/src/main/java/com/hippo/ehviewer/gallery/ui/Slider.java
index 1e93d69a8..d6c241a75 100644
--- a/app/src/main/java/com/hippo/ehviewer/gallery/ui/Slider.java
+++ b/app/src/main/java/com/hippo/ehviewer/gallery/ui/Slider.java
@@ -43,7 +43,6 @@ public class Slider extends GLView {
     private int mDrawProgress;
     private float mDrawPercent;
     private int mTargetProgress;
-    private float mTargetPercent;
 
     private boolean mReverse = false;
 
@@ -165,7 +164,6 @@ public class Slider extends GLView {
             mProgress = progress;
             mPercent = MathUtils.delerp(mStart, mEnd, mProgress);
             mTargetProgress = progress;
-            mTargetPercent = mPercent;
             startProgressAnimation(mPercent);
 
             if (mListener != null) {
@@ -297,7 +295,6 @@ public class Slider extends GLView {
 
                 if (mTargetProgress != progress) {
                     mTargetProgress = progress;
-                    mTargetPercent = percent;
                     startProgressAnimation(percent);
                 }
 
diff --git a/app/src/main/java/com/hippo/ehviewer/gallery/ui/TextView.java b/app/src/main/java/com/hippo/ehviewer/gallery/ui/TextView.java
index a89b8c332..c879dcf5f 100644
--- a/app/src/main/java/com/hippo/ehviewer/gallery/ui/TextView.java
+++ b/app/src/main/java/com/hippo/ehviewer/gallery/ui/TextView.java
@@ -24,9 +24,16 @@ public class TextView extends GLView {
             text = "";
         }
         if (!text.equals(mText)) {
+            int oldMinimumWidth = getSuggestedMinimumWidth();
+
             mText = text;
             mIndexes = mTextTexture.getTextIndexes(text);
-            requestLayout();
+
+            if (getSuggestedMinimumWidth() != oldMinimumWidth) {
+                requestLayout();
+            } else {
+                invalidate();
+            }
         }
     }
 
@@ -38,17 +45,29 @@ public class TextView extends GLView {
     }
 
     @Override
-    protected void onMeasure(int widthSpec, int heightSpec) {
-        int textWidth = 0;
-        int textHight = 0;
-
-        if (mTextTexture != null) {
-            textWidth = (int) mTextTexture.getTextWidth(mIndexes);
-            textHight = (int) mTextTexture.getTextHeight();
+    protected int getSuggestedMinimumWidth() {
+        if (mTextTexture == null) {
+            return super.getSuggestedMinimumWidth();
+        } else {
+            return Math.max((int) mTextTexture.getTextWidth(mIndexes) + mPaddings.left + mPaddings.right,
+                    super.getSuggestedMinimumWidth());
         }
+    }
 
-        setMeasuredSize(getDefaultSize(Math.max(getSuggestedMinimumWidth(), textWidth), widthSpec),
-                getDefaultSize(Math.max(getSuggestedMinimumHeight(), textHight), heightSpec));
+    @Override
+    protected int getSuggestedMinimumHeight() {
+        if (mTextTexture == null) {
+            return super.getSuggestedMinimumHeight();
+        } else {
+            return Math.max((int) mTextTexture.getTextHeight() + mPaddings.top + mPaddings.bottom,
+                    super.getSuggestedMinimumHeight());
+        }
+    }
+
+    @Override
+    protected void onMeasure(int widthSpec, int heightSpec) {
+        setMeasuredSize(getDefaultSize(getSuggestedMinimumWidth(), widthSpec),
+                getDefaultSize(getSuggestedMinimumHeight(), heightSpec));
     }
 
     @Override