76 lines
2.4 KiB
Java
76 lines
2.4 KiB
Java
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package eu.siacs.conversations.ui.widget;
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import android.content.Context;
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import android.content.res.TypedArray;
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import android.graphics.Canvas;
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import android.graphics.Color;
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import android.graphics.Paint;
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import android.graphics.Typeface;
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import android.support.v4.content.ContextCompat;
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import android.util.AttributeSet;
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import android.view.View;
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import eu.siacs.conversations.R;
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public class UnreadCountCustomView extends View {
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private int unreadCount;
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private Paint paint, textPaint;
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private int backgroundColor = 0xff326130;
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public UnreadCountCustomView(Context context) {
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super(context);
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init();
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}
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public UnreadCountCustomView(Context context, AttributeSet attrs) {
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super(context, attrs);
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initXMLAttrs(context, attrs);
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init();
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}
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public UnreadCountCustomView(Context context, AttributeSet attrs, int defStyleAttr) {
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super(context, attrs, defStyleAttr);
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initXMLAttrs(context, attrs);
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init();
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}
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private void initXMLAttrs(Context context, AttributeSet attrs) {
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TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.UnreadCountCustomView);
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setBackgroundColor(a.getColor(a.getIndex(0), ContextCompat.getColor(context, R.color.unreadcountlight)));
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a.recycle();
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}
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void init() {
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paint = new Paint();
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paint.setColor(backgroundColor);
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paint.setAntiAlias(true);
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textPaint = new Paint();
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textPaint.setColor(Color.WHITE);
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textPaint.setTextAlign(Paint.Align.CENTER);
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textPaint.setAntiAlias(true);
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textPaint.setTypeface(Typeface.create(Typeface.DEFAULT, Typeface.BOLD));
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}
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@Override
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protected void onDraw(Canvas canvas) {
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super.onDraw(canvas);
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float midx = canvas.getWidth() / 2.0f;
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float midy = canvas.getHeight() / 2.0f;
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float radius = Math.min(canvas.getWidth(), canvas.getHeight()) / 2.0f;
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float textOffset = canvas.getWidth() / 6.0f;
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textPaint.setTextSize(0.95f * radius);
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canvas.drawCircle(midx, midy, radius * 0.94f, paint);
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canvas.drawText(String.valueOf(unreadCount), midx, midy + textOffset, textPaint);
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}
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public void setUnreadCount(int unreadCount) {
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this.unreadCount = unreadCount;
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invalidate();
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}
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public void setBackgroundColor(int backgroundColor) {
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this.backgroundColor = backgroundColor;
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}
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}
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