is point In View - Android User Interface

Android examples for User Interface:View Contains

  1. HOME
  2. Android
  3. User Interface
  4. View Contains

Description

is point In View

Demo Code

/*/*from w  w w .  j ava  2  s  .  c om*/
 * Copyright (C) 2014 Vlad Mihalachi
 *
 * This file is part of Turbo Editor.
 *
 * Turbo Editor is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Turbo Editor is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
//package com.java2s;

import android.support.annotation.NonNull;

import android.view.View;

public class Main {
    public static boolean pointInView(@NonNull View view, float localX,
            float localY, float slop) {
        return localX >= view.getLeft() - slop
                && localX < view.getRight() + slop
                && localY >= view.getTop() - slop
                && localY < view.getBottom() + slop;
    }

    public static int getLeft(@NonNull View view) {
        final int[] coordinates = new int[3];
        view.getLocationInWindow(coordinates);
        return coordinates[0];
    }

    public static int getTop(@NonNull View view) {
        final int[] coordinates = new int[3];
        view.getLocationInWindow(coordinates);
        return coordinates[1];
    }

    public static int getBottom(@NonNull View view) {
        return getTop(view) + view.getHeight();
    }
}

Related Tutorials