Android example source code file (QuoteSpan.java)

This example Android source code file (QuoteSpan.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Android by Example" ^TM.

Java - Android tags/keywords

android, charsequence, drawing, gap_width, graphics, layout, leadingmarginspan, os, paint, parcelablespan, quotespan, stripe_width, text, ui

The QuoteSpan.java Android example source code

/*
 * Copyright (C) 2006 The Android Open Source Project
 *
 * 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 android.text.style;

import android.graphics.Paint;
import android.graphics.Canvas;
import android.os.Parcel;
import android.text.Layout;
import android.text.ParcelableSpan;
import android.text.TextUtils;

public class QuoteSpan implements LeadingMarginSpan, ParcelableSpan {
    private static final int STRIPE_WIDTH = 2;
    private static final int GAP_WIDTH = 2;

    private final int mColor;

    public QuoteSpan() {
        super();
        mColor = 0xff0000ff;
    }
    
    public QuoteSpan(int color) {
        super();
        mColor = color;
    }

    public QuoteSpan(Parcel src) {
        mColor = src.readInt();
    }
    
    public int getSpanTypeId() {
        return TextUtils.QUOTE_SPAN;
    }
    
    public int describeContents() {
        return 0;
    }

    public void writeToParcel(Parcel dest, int flags) {
        dest.writeInt(mColor);
    }

    public int getColor() {
        return mColor;
    }
    
    public int getLeadingMargin(boolean first) {
        return STRIPE_WIDTH + GAP_WIDTH;
    }

    public void drawLeadingMargin(Canvas c, Paint p, int x, int dir,
                                  int top, int baseline, int bottom,
                                  CharSequence text, int start, int end,
                                  boolean first, Layout layout) {
        Paint.Style style = p.getStyle();
        int color = p.getColor();

        p.setStyle(Paint.Style.FILL);
        p.setColor(mColor);

        c.drawRect(x, top, x + dir * STRIPE_WIDTH, bottom, p);

        p.setStyle(style);
        p.setColor(color);
    }
}