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/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
package org.libreoffice.canvas;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.Rect;
import android.text.TextPaint;
/*
* A canvas element on DocumentOverlayView. Shows a rectangle with current page
* number and total page number inside of it.
*/
public class PageNumberRect extends CommonCanvasElement {
private String mPageNumberString;
private TextPaint mPageNumberRectPaint = new TextPaint();
private Paint mBgPaint = new Paint();
private Rect mTextBounds = new Rect();
private float mBgMargin = 5f;
public PageNumberRect() {
mBgPaint.setColor(Color.BLACK);
mBgPaint.setAlpha(100);
mPageNumberRectPaint.setColor(Color.WHITE);
}
/**
* Implement hit test here
*
* @param x - x coordinate of the
* @param y - y coordinate of the
*/
@Override
public boolean onHitTest(float x, float y) {
return false;
}
/**
* Called inside draw if the element is visible. Override this method to
* draw the element on the canvas.
*
* @param canvas - the canvas
*/
@Override
public void onDraw(Canvas canvas) {
canvas.drawRect(canvas.getWidth()*0.1f - mBgMargin,
canvas.getHeight()*0.1f - mTextBounds.height() - mBgMargin,
mTextBounds.width() + canvas.getWidth()*0.1f + mBgMargin,
canvas.getHeight()*0.1f + mBgMargin,
mBgPaint);
canvas.drawText(mPageNumberString, canvas.getWidth()*0.1f, canvas.getHeight()*0.1f, mPageNumberRectPaint);
}
public void setPageNumberString (String pageNumberString) {
mPageNumberString = pageNumberString;
mPageNumberRectPaint.getTextBounds(mPageNumberString, 0, mPageNumberString.length(), mTextBounds);
}
}
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