| /* |
| * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code 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 |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| import java.awt.AWTException; |
| import java.awt.GraphicsConfiguration; |
| import java.awt.GraphicsDevice; |
| import java.awt.GraphicsEnvironment; |
| import java.awt.MouseInfo; |
| import java.awt.Point; |
| import java.awt.Rectangle; |
| import java.awt.Robot; |
| |
| /** |
| * @test |
| * @key headful |
| * @bug 8196030 |
| * @summary checks that Robot and MouseInfo use the same coordinates |
| */ |
| public final class MouseLocationOnScreen { |
| |
| public static void main(final String[] args) throws AWTException { |
| GraphicsEnvironment lge = |
| GraphicsEnvironment.getLocalGraphicsEnvironment(); |
| |
| for (final GraphicsDevice device : lge.getScreenDevices()) { |
| GraphicsConfiguration dc = device.getDefaultConfiguration(); |
| Robot robot = new Robot(device); |
| |
| Rectangle bounds = dc.getBounds(); |
| int x1 = bounds.x; |
| int x2 = x1 + bounds.width - 1; |
| int y1 = bounds.y; |
| int y2 = y1 + bounds.height - 1; |
| |
| // We'll check all edge (two pixels in a width) of the each screen |
| edge(robot, device, x1, y1, x2, y1); // top |
| edge(robot, device, x1, y1 + 1, x2, y1 + 1); // top |
| |
| edge(robot, device, x2, y1, x2, y2); // right |
| edge(robot, device, x2 - 1, y1, x2 - 1, y2); // right |
| |
| edge(robot, device, x1, y1, x1, y2); // left |
| edge(robot, device, x1 + 1, y1, x1 + 1, y2); // left |
| |
| edge(robot, device, x1, y2, x2, y2); // bottom |
| edge(robot, device, x1, y2 - 1, x2, y2 - 1); // bottom |
| |
| // We'll check crossing of diagonals of each screen |
| cross(robot, device, x1, y1, x2, y2); // cross left-bottom |
| cross(robot, device, x1, y2, x2, y1); // cross left-top |
| } |
| } |
| |
| /** |
| * This method checks the coordinates which were passed to robot and |
| * returned by MouseInfo. Note that this method will be called for each |
| * pixel and for performance reasons we try will try to skip waitForIdle() |
| * a few times. |
| */ |
| static void validate(Robot robot, GraphicsDevice device, int x, int y) { |
| int attempt = 0; |
| while (true) { |
| attempt++; |
| Point actLoc = MouseInfo.getPointerInfo().getLocation(); |
| GraphicsDevice actDevice = MouseInfo.getPointerInfo().getDevice(); |
| |
| if (actLoc.x != x || actLoc.y != y || actDevice != device) { |
| if (attempt <= 10) { |
| if (attempt >= 8) { |
| robot.waitForIdle(); |
| } |
| continue; |
| } |
| System.err.println("Expected device: " + device); |
| System.err.println("Actual device: " + actDevice); |
| System.err.println("Expected X: " + x); |
| System.err.println("Actual X: " + actLoc.x); |
| System.err.println("Expected Y: " + y); |
| System.err.println("Actual Y: " + actLoc.y); |
| throw new RuntimeException(); |
| } |
| return; |
| } |
| } |
| |
| private static void edge(Robot robot, GraphicsDevice device, |
| int x1, int y1, int x2, int y2) { |
| for (int x = x1; x <= x2; x++) { |
| for (int y = y1; y <= y2; y++) { |
| robot.mouseMove(x, y); |
| validate(robot, device, x, y); |
| } |
| } |
| } |
| |
| private static void cross(Robot robot, GraphicsDevice device, |
| int x0, int y0, int x1, int y1) { |
| float dmax = (float) Math.max(Math.abs(x1 - x0), Math.abs(y1 - y0)); |
| float dx = (x1 - x0) / dmax; |
| float dy = (y1 - y0) / dmax; |
| |
| robot.mouseMove(x0, y0); |
| validate(robot, device, x0, y0); |
| for (int i = 1; i <= dmax; i++) { |
| int x = (int) (x0 + dx * i); |
| int y = (int) (y0 + dy * i); |
| robot.mouseMove(x, y); |
| validate(robot, device, x, y); |
| } |
| } |
| } |