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      1 /*
      2  * Copyright (C) 2006 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package android.text.style;
     18 
     19 import android.graphics.Paint;
     20 import android.graphics.Canvas;
     21 import android.os.Parcel;
     22 import android.text.Layout;
     23 import android.text.ParcelableSpan;
     24 import android.text.TextUtils;
     25 
     26 public class QuoteSpan implements LeadingMarginSpan, ParcelableSpan {
     27     private static final int STRIPE_WIDTH = 2;
     28     private static final int GAP_WIDTH = 2;
     29 
     30     private final int mColor;
     31 
     32     public QuoteSpan() {
     33         super();
     34         mColor = 0xff0000ff;
     35     }
     36 
     37     public QuoteSpan(int color) {
     38         super();
     39         mColor = color;
     40     }
     41 
     42     public QuoteSpan(Parcel src) {
     43         mColor = src.readInt();
     44     }
     45 
     46     public int getSpanTypeId() {
     47         return TextUtils.QUOTE_SPAN;
     48     }
     49 
     50     public int describeContents() {
     51         return 0;
     52     }
     53 
     54     public void writeToParcel(Parcel dest, int flags) {
     55         dest.writeInt(mColor);
     56     }
     57 
     58     public int getColor() {
     59         return mColor;
     60     }
     61 
     62     public int getLeadingMargin(boolean first) {
     63         return STRIPE_WIDTH + GAP_WIDTH;
     64     }
     65 
     66     public void drawLeadingMargin(Canvas c, Paint p, int x, int dir,
     67                                   int top, int baseline, int bottom,
     68                                   CharSequence text, int start, int end,
     69                                   boolean first, Layout layout) {
     70         Paint.Style style = p.getStyle();
     71         int color = p.getColor();
     72 
     73         p.setStyle(Paint.Style.FILL);
     74         p.setColor(mColor);
     75 
     76         c.drawRect(x, top, x + dir * STRIPE_WIDTH, bottom, p);
     77 
     78         p.setStyle(style);
     79         p.setColor(color);
     80     }
     81 }
     82