Scott Barta | a6b4465 | 2012-03-09 13:52:20 -0800 | [diff] [blame] | 1 | /*
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| 2 | * Copyright (c) 2009-2010 jMonkeyEngine
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions are
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| 7 | * met:
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| 8 | *
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| 9 | * * Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | *
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| 12 | * * Redistributions in binary form must reproduce the above copyright
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| 13 | * notice, this list of conditions and the following disclaimer in the
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| 14 | * documentation and/or other materials provided with the distribution.
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| 15 | *
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| 16 | * * Neither the name of 'jMonkeyEngine' nor the names of its contributors
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| 17 | * may be used to endorse or promote products derived from this software
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| 18 | * without specific prior written permission.
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| 19 | *
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| 20 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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| 21 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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| 22 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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| 23 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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| 24 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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| 25 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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| 26 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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| 27 | * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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| 28 | * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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| 29 | * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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| 30 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 31 | */
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| 32 | package com.jme3.niftygui;
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| 33 |
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| 34 | import com.jme3.input.InputManager;
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| 35 | import com.jme3.input.KeyInput;
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| 36 | import com.jme3.input.RawInputListener;
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| 37 | import com.jme3.input.SoftTextDialogInput;
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| 38 | import com.jme3.input.controls.SoftTextDialogInputListener;
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| 39 | import com.jme3.input.event.*;
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| 40 | import com.jme3.system.JmeSystem;
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| 41 | import de.lessvoid.nifty.Nifty;
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| 42 | import de.lessvoid.nifty.NiftyInputConsumer;
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| 43 | import de.lessvoid.nifty.controls.TextField;
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| 44 | import de.lessvoid.nifty.controls.nullobjects.TextFieldNull;
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| 45 | import de.lessvoid.nifty.elements.Element;
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| 46 | import de.lessvoid.nifty.tools.resourceloader.NiftyResourceLoader;
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| 47 | import de.lessvoid.nifty.input.keyboard.KeyboardInputEvent;
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| 48 | import de.lessvoid.nifty.spi.input.InputSystem;
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| 49 | import java.util.ArrayList;
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| 50 | import java.util.logging.Level;
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| 51 | import java.util.logging.Logger;
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| 52 |
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| 53 | public class InputSystemJme implements InputSystem, RawInputListener {
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| 54 |
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| 55 | private final ArrayList<InputEvent> inputQueue = new ArrayList<InputEvent>();
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| 56 | private InputManager inputManager;
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| 57 | private boolean isDragging = false, niftyOwnsDragging = false;
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| 58 | private boolean pressed = false;
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| 59 | private int buttonIndex;
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| 60 | private int x, y;
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| 61 | private int height;
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| 62 | private boolean shiftDown = false;
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| 63 | private boolean ctrlDown = false;
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| 64 | private Nifty nifty;
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| 65 |
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| 66 | public InputSystemJme(InputManager inputManager) {
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| 67 | this.inputManager = inputManager;
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| 68 | }
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| 69 |
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| 70 | public void setResourceLoader(NiftyResourceLoader niftyResourceLoader) {
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| 71 | }
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| 72 |
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| 73 | public void setNifty(Nifty nifty) {
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| 74 | this.nifty = nifty;
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| 75 | }
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| 76 |
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| 77 | /**
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| 78 | * @param height The height of the viewport. Used to convert
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| 79 | * buttom-left origin to upper-left origin.
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| 80 | */
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| 81 | public void setHeight(int height) {
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| 82 | this.height = height;
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| 83 | }
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| 84 |
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| 85 | public void setMousePosition(int x, int y) {
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| 86 | }
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| 87 |
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| 88 | public void beginInput() {
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| 89 | }
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| 90 |
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| 91 | public void endInput() {
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| 92 | boolean result = nifty.update();
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| 93 | }
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| 94 |
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| 95 | private void onTouchEventQueued(TouchEvent evt, NiftyInputConsumer nic) {
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| 96 | boolean consumed = false;
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| 97 |
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| 98 | x = (int) evt.getX();
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| 99 | y = (int) (height - evt.getY());
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| 100 |
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| 101 | if (!inputManager.getSimulateMouse()) {
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| 102 | switch (evt.getType()) {
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| 103 | case DOWN:
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| 104 | consumed = nic.processMouseEvent(x, y, 0, 0, true);
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| 105 | isDragging = true;
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| 106 | niftyOwnsDragging = consumed;
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| 107 | if (consumed) {
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| 108 | evt.setConsumed();
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| 109 | }
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| 110 |
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| 111 | break;
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| 112 |
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| 113 | case UP:
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| 114 | if (niftyOwnsDragging) {
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| 115 | consumed = nic.processMouseEvent(x, y, 0, 0, false);
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| 116 | if (consumed) {
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| 117 | evt.setConsumed();
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| 118 | }
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| 119 | }
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| 120 |
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| 121 | isDragging = false;
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| 122 | niftyOwnsDragging = false;
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| 123 |
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| 124 | if (consumed) {
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| 125 | processSoftKeyboard();
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| 126 | }
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| 127 |
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| 128 | break;
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| 129 | }
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| 130 | }
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| 131 | }
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| 132 |
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| 133 | private void onMouseMotionEventQueued(MouseMotionEvent evt, NiftyInputConsumer nic) {
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| 134 | x = evt.getX();
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| 135 | y = height - evt.getY();
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| 136 | nic.processMouseEvent(x, y, evt.getDeltaWheel(), buttonIndex, pressed);
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| 137 | // if (nic.processMouseEvent(niftyEvt) /*|| nifty.getCurrentScreen().isMouseOverElement()*/){
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| 138 | // Do not consume motion events
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| 139 | //evt.setConsumed();
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| 140 | // }
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| 141 | }
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| 142 |
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| 143 | private void onMouseButtonEventQueued(MouseButtonEvent evt, NiftyInputConsumer nic) {
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| 144 | boolean wasPressed = pressed;
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| 145 | boolean forwardToNifty = true;
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| 146 |
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| 147 | buttonIndex = evt.getButtonIndex();
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| 148 | pressed = evt.isPressed();
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| 149 |
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| 150 | // Mouse button raised. End dragging
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| 151 | if (wasPressed && !pressed) {
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| 152 | if (!niftyOwnsDragging) {
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| 153 | forwardToNifty = false;
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| 154 | }
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| 155 | isDragging = false;
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| 156 | niftyOwnsDragging = false;
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| 157 | }
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| 158 |
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| 159 | boolean consumed = false;
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| 160 | if (forwardToNifty) {
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| 161 | consumed = nic.processMouseEvent(x, y, 0, buttonIndex, pressed);
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| 162 | if (consumed) {
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| 163 | evt.setConsumed();
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| 164 | }
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| 165 | }
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| 166 |
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| 167 | // Mouse button pressed. Begin dragging
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| 168 | if (!wasPressed && pressed) {
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| 169 | isDragging = true;
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| 170 | niftyOwnsDragging = consumed;
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| 171 | }
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| 172 |
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| 173 | if (consumed && pressed) {
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| 174 | processSoftKeyboard();
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| 175 | }
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| 176 |
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| 177 | }
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| 178 |
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| 179 | private void onKeyEventQueued(KeyInputEvent evt, NiftyInputConsumer nic) {
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| 180 | int code = evt.getKeyCode();
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| 181 |
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| 182 | if (code == KeyInput.KEY_LSHIFT || code == KeyInput.KEY_RSHIFT) {
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| 183 | shiftDown = evt.isPressed();
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| 184 | } else if (code == KeyInput.KEY_LCONTROL || code == KeyInput.KEY_RCONTROL) {
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| 185 | ctrlDown = evt.isPressed();
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| 186 | }
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| 187 |
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| 188 | KeyboardInputEvent keyEvt = new KeyboardInputEvent(code,
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| 189 | evt.getKeyChar(),
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| 190 | evt.isPressed(),
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| 191 | shiftDown,
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| 192 | ctrlDown);
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| 193 |
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| 194 | if (nic.processKeyboardEvent(keyEvt)) {
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| 195 | evt.setConsumed();
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| 196 | }
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| 197 | }
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| 198 |
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| 199 | public void onMouseMotionEvent(MouseMotionEvent evt) {
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| 200 | // Only forward the event if there's actual motion involved.
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| 201 | if (inputManager.isCursorVisible() && (evt.getDX() != 0
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| 202 | || evt.getDY() != 0
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| 203 | || evt.getDeltaWheel() != 0)) {
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| 204 | inputQueue.add(evt);
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| 205 | }
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| 206 | }
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| 207 |
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| 208 | public void onMouseButtonEvent(MouseButtonEvent evt) {
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| 209 | if (inputManager.isCursorVisible() && evt.getButtonIndex() >= 0 && evt.getButtonIndex() <= 2) {
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| 210 | inputQueue.add(evt);
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| 211 | }
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| 212 | }
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| 213 |
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| 214 | public void onJoyAxisEvent(JoyAxisEvent evt) {
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| 215 | }
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| 216 |
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| 217 | public void onJoyButtonEvent(JoyButtonEvent evt) {
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| 218 | }
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| 219 |
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| 220 | public void onKeyEvent(KeyInputEvent evt) {
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| 221 | inputQueue.add(evt);
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| 222 | }
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| 223 |
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| 224 | public void onTouchEvent(TouchEvent evt) {
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| 225 | inputQueue.add(evt);
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| 226 | }
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| 227 |
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| 228 | public void forwardEvents(NiftyInputConsumer nic) {
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| 229 | int queueSize = inputQueue.size();
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| 230 |
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| 231 | for (int i = 0; i < queueSize; i++) {
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| 232 | InputEvent evt = inputQueue.get(i);
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| 233 | if (evt instanceof MouseMotionEvent) {
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| 234 | onMouseMotionEventQueued((MouseMotionEvent) evt, nic);
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| 235 | } else if (evt instanceof MouseButtonEvent) {
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| 236 | onMouseButtonEventQueued((MouseButtonEvent) evt, nic);
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| 237 | } else if (evt instanceof KeyInputEvent) {
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| 238 | onKeyEventQueued((KeyInputEvent) evt, nic);
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| 239 | } else if (evt instanceof TouchEvent) {
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| 240 | onTouchEventQueued((TouchEvent) evt, nic);
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| 241 | }
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| 242 | }
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| 243 |
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| 244 | inputQueue.clear();
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| 245 | }
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| 246 |
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| 247 | private void processSoftKeyboard() {
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| 248 | SoftTextDialogInput softTextDialogInput = JmeSystem.getSoftTextDialogInput();
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| 249 | if (softTextDialogInput != null) {
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| 250 |
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| 251 | Element element = nifty.getCurrentScreen().getFocusHandler().getKeyboardFocusElement();
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| 252 | if (element != null) {
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| 253 | final TextField textField = element.getNiftyControl(TextField.class);
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| 254 | if (textField != null && !(textField instanceof TextFieldNull)) {
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| 255 | Logger.getLogger(InputSystemJme.class.getName()).log(Level.INFO, "Current TextField: {0}", textField.getId());
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| 256 | String initialValue = textField.getText();
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| 257 | if (initialValue == null) {
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| 258 | initialValue = "";
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| 259 | }
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| 260 |
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| 261 | softTextDialogInput.requestDialog(SoftTextDialogInput.TEXT_ENTRY_DIALOG, "Enter Text", initialValue, new SoftTextDialogInputListener() {
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| 262 |
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| 263 | public void onSoftText(int action, String text) {
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| 264 | if (action == SoftTextDialogInputListener.COMPLETE) {
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| 265 | textField.setText(text);
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| 266 | }
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| 267 | }
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| 268 | });
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| 269 | }
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| 270 | }
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| 271 | }
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| 272 |
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| 273 | }
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| 274 | }
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