/*
* Copyright (C) 2013 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 org.holoeverywhere.widget.datetimepicker.date;
import android.content.Context;
import android.content.res.TypedArray;
import android.graphics.Canvas;
import android.graphics.Paint;
import android.graphics.Paint.Align;
import android.graphics.Paint.Style;
import android.util.AttributeSet;
import org.holoeverywhere.R;
import org.holoeverywhere.widget.TextView;
/**
* A text view which, when pressed or activated, displays a blue circle around the text.
*/
public class TextViewWithCircularIndicator extends TextView {
private static final int SELECTED_CIRCLE_ALPHA = 120;
private final String mItemIsSelectedText;
Paint mCirclePaint = new Paint();
private boolean mDrawCircle;
public TextViewWithCircularIndicator(Context context) {
this(context, null);
}
public TextViewWithCircularIndicator(Context context, AttributeSet attrs) {
this(context, attrs, R.attr.dateTimePickerStyle);
}
public TextViewWithCircularIndicator(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.DateTimePicker, defStyle, R.style.Holo_DateTimePicker);
mCirclePaint.setColor(a.getColor(R.styleable.DateTimePicker_dateYearSelectorColor, 0));
a.recycle();
mCirclePaint.setFakeBoldText(true);
mCirclePaint.setAntiAlias(true);
mCirclePaint.setTextAlign(Align.CENTER);
mCirclePaint.setStyle(Style.FILL);
mCirclePaint.setAlpha(SELECTED_CIRCLE_ALPHA);
mItemIsSelectedText = context.getResources().getString(R.string.item_is_selected);
init();
}
private void init() {
}
public void drawIndicator(boolean drawCircle) {
mDrawCircle = drawCircle;
}
@Override
public void onDraw(Canvas canvas) {
if (mDrawCircle) {
final int width = getWidth();
final int height = getHeight();
int radius = Math.min(width, height) / 2;
canvas.drawCircle(width / 2, height / 2, radius, mCirclePaint);
}
super.onDraw(canvas);
}
@Override
public CharSequence getContentDescription() {
CharSequence itemText = getText();
if (mDrawCircle) {
return String.format(mItemIsSelectedText, itemText);
} else {
return itemText;
}
}
}