1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231

/*
 * Copyright (c) 2009-2011 jMonkeyEngine
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 * * Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 *
 * * Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 *
 * * Neither the name of 'jMonkeyEngine' nor the names of its contributors
 *   may be used to endorse or promote products derived from this software
 *   without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package com.jme3.monkeyzone.controls;

import com.jme3.export.JmeExporter;
import com.jme3.export.JmeImporter;
import com.jme3.input.InputManager;
import com.jme3.input.KeyInput;
import com.jme3.input.MouseInput;
import com.jme3.input.controls.ActionListener;
import com.jme3.input.controls.AnalogListener;
import com.jme3.input.controls.KeyTrigger;
import com.jme3.input.controls.MouseAxisTrigger;
import com.jme3.input.controls.MouseButtonTrigger;
import com.jme3.math.Quaternion;
import com.jme3.math.Vector3f;
import com.jme3.monkeyzone.messages.ActionMessage;
import com.jme3.renderer.Camera;
import com.jme3.renderer.RenderManager;
import com.jme3.renderer.ViewPort;
import com.jme3.scene.Spatial;
import com.jme3.scene.control.Control;
import java.io.IOException;

/**
 * When attached to a Spatial, searches for ManualControl and sends user
 * input there, only used on client for current user entity.
 * @author normenhansen
 */
public class UserInputControl implements Control, ActionListener, AnalogListener {
    //TODO: add support for joysticks, mouse axis etc. and localization

    private InputManager inputManager;
    private Spatial spatial = null;
    private ManualControl manualControl = null;
    private boolean enabled = true;
    private float moveX = 0;
    private float moveY = 0;
    private float moveZ = 0;
    private float steerX = 0;
    private float steerY = 0;
    private Camera cam;

    public UserInputControl(InputManager inputManager, Camera cam) {
        this.inputManager = inputManager;
        this.cam = cam;
        prepareInputManager();
    }

    private void prepareInputManager() {
        inputManager.addMapping("UserInput_Left_Key", new KeyTrigger(KeyInput.KEY_A));
        inputManager.addMapping("UserInput_Right_Key", new KeyTrigger(KeyInput.KEY_D));
        inputManager.addMapping("UserInput_Up_Key", new KeyTrigger(KeyInput.KEY_W));
        inputManager.addMapping("UserInput_Down_Key", new KeyTrigger(KeyInput.KEY_S));
        inputManager.addMapping("UserInput_Left_Arrow_Key", new KeyTrigger(KeyInput.KEY_LEFT));
        inputManager.addMapping("UserInput_Right_Arrow_Key", new KeyTrigger(KeyInput.KEY_RIGHT));
        inputManager.addMapping("UserInput_Space_Key", new KeyTrigger(KeyInput.KEY_SPACE));
        inputManager.addMapping("UserInput_Enter_Key", new KeyTrigger(KeyInput.KEY_RETURN));
        inputManager.addMapping("UserInput_Left_Mouse", new MouseButtonTrigger(MouseInput.BUTTON_LEFT));
        inputManager.addMapping("UserInput_Mouse_Axis_X_Left", new MouseAxisTrigger(MouseInput.AXIS_X, true));
        inputManager.addMapping("UserInput_Mouse_Axis_X_Right", new MouseAxisTrigger(MouseInput.AXIS_X, false));
        inputManager.addMapping("UserInput_Mouse_Axis_Y_Up", new MouseAxisTrigger(MouseInput.AXIS_Y, true));
        inputManager.addMapping("UserInput_Mouse_Axis_Y_Down", new MouseAxisTrigger(MouseInput.AXIS_Y, false));
        inputManager.addListener(this,
                "UserInput_Left_Key",
                "UserInput_Right_Key",
                "UserInput_Up_Key",
                "UserInput_Down_Key",
                "UserInput_Left_Arrow_Key",
                "UserInput_Right_Arrow_Key",
                "UserInput_Space_Key",
                "UserInput_Enter_Key",
                "UserInput_Left_Mouse",
                "UserInput_Mouse_Axis_X_Left",
                "UserInput_Mouse_Axis_X_Right",
                "UserInput_Mouse_Axis_Y_Up",
                "UserInput_Mouse_Axis_Y_Down");
    }

    public void setSpatial(Spatial spatial) {
        this.spatial = spatial;
        if (spatial == null) {
            manualControl = null;
            return;
        }
        manualControl = spatial.getControl(ManualControl.class);
        if (manualControl == null) {
            throw new IllegalStateException("Cannot add UserInputControl to spatial without ManualControl!");
        }
    }

    public void setEnabled(boolean enabled) {
        this.enabled = enabled;
    }

    public boolean isEnabled() {
        return enabled;
    }

    public void update(float tpf) {
        //'trick' to apply steering when it has been set by onAnalog and reset it to zero after
        if (steerX != 0) {
            steerX = 0;
        } else {
            manualControl.steerX(steerX);
        }
        if (steerY != 0) {
            steerY = 0;
        } else {
            manualControl.steerY(steerY);
        }
        //TODO: replace with special spatial
        Vector3f currentUp = spatial.getWorldRotation().mult(Vector3f.UNIT_Y);
        Vector3f camLocation = spatial.getWorldTranslation().add(currentUp);
        cam.setLocation(camLocation);
        cam.setRotation(spatial.getWorldRotation());
        cam.lookAt(camLocation.addLocal(manualControl.getAimDirection()), spatial.getWorldRotation().mult(Vector3f.UNIT_Y));
    }

    public void render(RenderManager rm, ViewPort vp) {
    }

    public void onAnalog(String binding, float value, float tpf) {
        if (!isEnabled() || manualControl == null) {
            return;
        }
        if (binding.equals("UserInput_Mouse_Axis_X_Left")) {
            steerX = value / tpf;
            steerX = steerX > 1 ? 1 : steerX;
            manualControl.steerX(steerX);
        } else if (binding.equals("UserInput_Mouse_Axis_X_Right")) {
            steerX = value / tpf;
            steerX = steerX > 1 ? 1 : steerX;
            manualControl.steerX(-steerX);
        } else if (binding.equals("UserInput_Mouse_Axis_Y_Up")) {
            steerY = value / tpf;
            steerY = steerY > 1 ? 1 : steerY;
            manualControl.steerY(steerY);
        } else if (binding.equals("UserInput_Mouse_Axis_Y_Down")) {
            steerY = value / tpf;
            steerY = steerY > 1 ? 1 : steerY;
            manualControl.steerY(-steerY);
        }
    }

    public void onAction(String binding, boolean value, float tpf) {
        if (!isEnabled() || manualControl == null) {
            return;
        }
        if (binding.equals("UserInput_Left_Key")) {
            if (value) {
                moveX += 1;
                manualControl.moveX(moveX);
            } else {
                moveX -= 1;
                manualControl.moveX(moveX);
            }
        } else if (binding.equals("UserInput_Right_Key")) {
            if (value) {
                moveX -= 1;
                manualControl.moveX(moveX);
            } else {
                moveX += 1;
                manualControl.moveX(moveX);
            }
        } else if (binding.equals("UserInput_Up_Key")) {
            if (value) {
                moveZ += 1;
                manualControl.moveZ(moveZ);
            } else {
                moveZ -= 1;
                manualControl.moveZ(moveZ);
            }
        } else if (binding.equals("UserInput_Down_Key")) {
            if (value) {
                moveZ -= 1;
                manualControl.moveZ(moveZ);
            } else {
                moveZ += 1;
                manualControl.moveZ(moveZ);
            }
        } else if (binding.equals("UserInput_Space_Key")) {
            manualControl.performAction(ActionMessage.JUMP_ACTION, value);
        } else if (binding.equals("UserInput_Enter_Key")) {
            manualControl.performAction(ActionMessage.ENTER_ACTION, value);
        } else if (binding.equals("UserInput_Left_Mouse")) {
            manualControl.performAction(ActionMessage.SHOOT_ACTION, value);
        }
    }

    public Control cloneForSpatial(Spatial spatial) {
        throw new UnsupportedOperationException("Not supported.");
    }

    public void write(JmeExporter ex) throws IOException {
        throw new UnsupportedOperationException("Not supported.");
    }

    public void read(JmeImporter im) throws IOException {
        throw new UnsupportedOperationException("Not supported.");
    }
}