/**
* Copyright 2008 - 2015 The Loon Game Engine Authors
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*
* @project loon
* @author cping
* @email：javachenpeng@yahoo.com
* @version 0.5
*/
package loon.lwjgl;
import java.nio.DoubleBuffer;
import loon.event.SysKey;
import loon.event.SysTouch;
import loon.geom.Vector2f;
import static org.lwjgl.glfw.GLFW.*;
import org.lwjgl.BufferUtils;
import org.lwjgl.glfw.GLFWCursorPosCallback;
import org.lwjgl.glfw.GLFWKeyCallback;
import org.lwjgl.glfw.GLFWMouseButtonCallback;
public class Lwjgl3InputMake extends Lwjgl3Input {
private final long window;
private int toModifierFlags(int mods) {
return modifierFlags((mods & GLFW_MOD_ALT) != 0,
(mods & GLFW_MOD_CONTROL) != 0, (mods & GLFW_MOD_SUPER) != 0,
(mods & GLFW_MOD_SHIFT) != 0);
}
private int toModifierFlags() {
return modifierFlags(isKeyDown(GLFW_KEY_LEFT_ALT)
|| isKeyDown(GLFW_KEY_LEFT_ALT),
isKeyDown(GLFW_KEY_LEFT_CONTROL)
|| isKeyDown(GLFW_KEY_RIGHT_CONTROL),
isKeyDown(GLFW_KEY_LEFT_SUPER)
|| isKeyDown(GLFW_KEY_RIGHT_SUPER),
isKeyDown(GLFW_KEY_LEFT_SHIFT)
|| isKeyDown(GLFW_KEY_RIGHT_SHIFT));
}
private boolean isKeyDown(int key) {
return glfwGetKey(window, key) == GLFW_PRESS;
}
private final GLFWCursorPosCallback movePosCallback = new GLFWCursorPosCallback() {
@Override
public void invoke(long handle, double xpos, double ypos) {
double time = System.currentTimeMillis();
float x = (float) xpos, y = (float) ypos;
emitMouseButton(time, x, y, -1, false, toModifierFlags());
}
};
private final GLFWKeyCallback keyCallback = new GLFWKeyCallback() {
@Override
public void invoke(long window, int keyCode, int scancode, int action,
int mods) {
double time = System.currentTimeMillis();
boolean pressed = action == GLFW_PRESS || action == GLFW_REPEAT;
emitKeyPress(time, keyForCode(keyCode), (char) scancode, pressed,
toModifierFlags(mods));
}
};
private final GLFWMouseButtonCallback mouseBtnCallback = new GLFWMouseButtonCallback() {
@Override
public void invoke(long handle, int btnIdx, int action, int mods) {
double time = System.currentTimeMillis();
Vector2f m = queryCursorPosition();
int id = getButton(btnIdx);
emitMouseButton(time, m.x, m.y, id, action == GLFW_PRESS,
toModifierFlags(mods));
}
};
private DoubleBuffer xpos = BufferUtils.createByteBuffer(8)
.asDoubleBuffer();
private DoubleBuffer ypos = BufferUtils.createByteBuffer(8)
.asDoubleBuffer();
private Vector2f cpos = new Vector2f();
private Vector2f queryCursorPosition() {
xpos.rewind();
ypos.rewind();
glfwGetCursorPos(window, xpos, ypos);
cpos.set((float) xpos.get(), (float) ypos.get());
return cpos;
}
public Lwjgl3InputMake(Lwjgl3Game game, long window) {
super(game);
this.window = window;
glfwSetKeyCallback(window, keyCallback);
glfwSetMouseButtonCallback(window, mouseBtnCallback);
glfwSetCursorPosCallback(window, movePosCallback);
}
@Override
public boolean hasMouseLock() {
return true;
}
@Override
public boolean isMouseLocked() {
return glfwGetInputMode(window, GLFW_CURSOR) == GLFW_CURSOR_DISABLED;
}
@Override
public void setMouseLocked(boolean locked) {
glfwSetInputMode(window, GLFW_CURSOR, locked ? GLFW_CURSOR_DISABLED
: GLFW_CURSOR_NORMAL);
}
@Override
void update() {
glfwPollEvents();
super.update();
}
void shutdown() {
keyCallback.close();
mouseBtnCallback.close();
movePosCallback.close();
}
private static int getButton(int lwjglButton) {
switch (lwjglButton) {
case 0:
return SysTouch.LEFT;
case 2:
return SysTouch.MIDDLE;
case 1:
return SysTouch.RIGHT;
default:
return -1;
}
}
private int keyForCode(int keyCode) {
switch (keyCode) {
case GLFW_KEY_ESCAPE:
return SysKey.ESCAPE;
case GLFW_KEY_1:
return SysKey.NUM_1;
case GLFW_KEY_2:
return SysKey.NUM_2;
case GLFW_KEY_3:
return SysKey.NUM_3;
case GLFW_KEY_4:
return SysKey.NUM_4;
case GLFW_KEY_5:
return SysKey.NUM_5;
case GLFW_KEY_6:
return SysKey.NUM_6;
case GLFW_KEY_7:
return SysKey.NUM_7;
case GLFW_KEY_8:
return SysKey.NUM_8;
case GLFW_KEY_9:
return SysKey.NUM_9;
case GLFW_KEY_0:
return SysKey.NUM_0;
case GLFW_KEY_MINUS:
return SysKey.MINUS;
case GLFW_KEY_EQUAL:
return SysKey.EQUALS;
case GLFW_KEY_BACKSPACE:
return SysKey.BACK;
case GLFW_KEY_TAB:
return SysKey.TAB;
case GLFW_KEY_Q:
return SysKey.Q;
case GLFW_KEY_W:
return SysKey.W;
case GLFW_KEY_E:
return SysKey.E;
case GLFW_KEY_R:
return SysKey.R;
case GLFW_KEY_T:
return SysKey.T;
case GLFW_KEY_Y:
return SysKey.Y;
case GLFW_KEY_U:
return SysKey.U;
case GLFW_KEY_I:
return SysKey.I;
case GLFW_KEY_O:
return SysKey.O;
case GLFW_KEY_P:
return SysKey.P;
case GLFW_KEY_LEFT_BRACKET:
return SysKey.LEFT_BRACKET;
case GLFW_KEY_RIGHT_BRACKET:
return SysKey.RIGHT_BRACKET;
case GLFW_KEY_ENTER:
return SysKey.ENTER;
case GLFW_KEY_LEFT_CONTROL:
return SysKey.CONTROL_LEFT;
case GLFW_KEY_RIGHT_CONTROL:
return SysKey.CONTROL_RIGHT;
case GLFW_KEY_A:
return SysKey.A;
case GLFW_KEY_S:
return SysKey.S;
case GLFW_KEY_D:
return SysKey.D;
case GLFW_KEY_F:
return SysKey.F;
case GLFW_KEY_G:
return SysKey.G;
case GLFW_KEY_H:
return SysKey.H;
case GLFW_KEY_J:
return SysKey.J;
case GLFW_KEY_K:
return SysKey.K;
case GLFW_KEY_L:
return SysKey.L;
case GLFW_KEY_SEMICOLON:
return SysKey.SEMICOLON;
case GLFW_KEY_APOSTROPHE:
return SysKey.APOSTROPHE;
case GLFW_KEY_GRAVE_ACCENT:
return SysKey.GRAVE;
case GLFW_KEY_LEFT_SHIFT:
return SysKey.SHIFT_LEFT;
case GLFW_KEY_BACKSLASH:
return SysKey.BACKSLASH;
case GLFW_KEY_Z:
return SysKey.Z;
case GLFW_KEY_X:
return SysKey.X;
case GLFW_KEY_C:
return SysKey.C;
case GLFW_KEY_V:
return SysKey.V;
case GLFW_KEY_B:
return SysKey.B;
case GLFW_KEY_N:
return SysKey.N;
case GLFW_KEY_M:
return SysKey.M;
case GLFW_KEY_COMMA:
return SysKey.COMMA;
case GLFW_KEY_PERIOD:
return SysKey.PERIOD;
case GLFW_KEY_SLASH:
return SysKey.SLASH;
case GLFW_KEY_RIGHT_SHIFT:
return SysKey.SHIFT_RIGHT;
case GLFW_KEY_KP_MULTIPLY:
return SysKey.MENU;
case GLFW_KEY_SPACE:
return SysKey.SPACE;
case GLFW_KEY_RIGHT_ALT:
return SysKey.AT;
case GLFW_KEY_HOME:
return SysKey.HOME;
case GLFW_KEY_UP:
return SysKey.UP;
case GLFW_KEY_PAGE_UP:
return SysKey.PAGE_UP;
case GLFW_KEY_LEFT:
return SysKey.LEFT;
case GLFW_KEY_RIGHT:
return SysKey.RIGHT;
case GLFW_KEY_END:
return SysKey.END;
case GLFW_KEY_DOWN:
return SysKey.DOWN;
case GLFW_KEY_PAGE_DOWN:
return SysKey.PAGE_DOWN;
case GLFW_KEY_INSERT:
return SysKey.INSERT;
case GLFW_KEY_DELETE:
return SysKey.DEL;
// case GLFW_KEY_CLEAR:
// return SysKey.CLEAR;
// case GLFW_KEY_POWER:
// return SysKey.POWER;
}
return keyCode;
}
}