?? inputhandler.java
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package demos.nehe.lesson40;import demos.common.GLDisplay;import java.awt.event.KeyEvent;import java.awt.event.KeyListener;import javax.swing.KeyStroke;/** * Modified version of Pepijn Van Eeckhoudt's "InputHandler" - Scott Rains<br/> * This version implements the "old school" boolean array to pass around key presses in a similar manor to * Erkin Tunca's original c++ code (see "LRESULT CALLBACK WindowProc (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)" in NeHeGL.cpp) * * @author Scott Rains */class InputHandler implements KeyListener { final boolean[] g_keys; public InputHandler(GLDisplay glDisplay, boolean[] keys) { this.g_keys = keys; glDisplay.registerKeyStrokeForHelp(KeyStroke.getKeyStroke(KeyEvent.VK_RIGHT, 0), "Add Velocity In +X Direction"); glDisplay.registerKeyStrokeForHelp(KeyStroke.getKeyStroke(KeyEvent.VK_LEFT, 0), "Add Velocity In -X Direction"); glDisplay.registerKeyStrokeForHelp(KeyStroke.getKeyStroke(KeyEvent.VK_UP, 0), "Add Velocity In +Z Direction"); glDisplay.registerKeyStrokeForHelp(KeyStroke.getKeyStroke(KeyEvent.VK_DOWN, 0), "Add Velocity In -Z Direction"); glDisplay.registerKeyStrokeForHelp(KeyStroke.getKeyStroke(KeyEvent.VK_HOME, 0), "Add Velocity In +Y Direction"); glDisplay.registerKeyStrokeForHelp(KeyStroke.getKeyStroke(KeyEvent.VK_END, 0), "Add Velocity In -Y Direction"); } public void keyReleased(KeyEvent e) { if (e.getKeyCode() < 256) { g_keys[e.getKeyCode()] = false; } } public void keyTyped(KeyEvent e) { } public void keyPressed(KeyEvent e) { if (e.getKeyCode() < 256) { g_keys[e.getKeyCode()] = true; } }}?? 快捷鍵說明
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