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new Mouse implementation, rewritten to better fit Controller structure

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This commit is contained in:
Brian Matzon 2003-02-08 19:30:23 +00:00
parent 6435369d23
commit 956968e092
3 changed files with 270 additions and 286 deletions
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125
src/java/org/lwjgl/input/Mouse.java
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@ -32,8 +32,6 @@
package org.lwjgl.input;
import java.nio.ByteBuffer;
import org.lwjgl.Display;
import org.lwjgl.Sys;
@ -59,7 +57,7 @@ public class Mouse {
private static boolean created;
/** The mouse buttons status from the last poll */
private static boolean[] button = new boolean[8];
private static boolean[] buttons;
/** Delta X */
public static int dx;
@ -68,22 +66,11 @@ public class Mouse {
public static int dy;
/** Delta Z */
public static int dz;
/**
* The mouse events from the last read: a sequence of Events
*/
private static ByteBuffer readBuffer;
/** Address of the read buffer */
private static int readBufferAddress;
/** The size in bytes of a single mouse event */
private static final int MOUSE_EVENT_SIZE = 20;
/** The stride in bytes of a single mouse event */
private static final int MOUSE_EVENT_STRIDE = 32;
public static int dwheel;
/* Mouse capabilities */
public static int buttonCount = -1;
public static boolean hasWheel = false;
/**
* Mouse cannot be constructed.
@ -152,109 +139,15 @@ public class Mouse {
* Native method to poll the mouse
*/
private static native void nPoll();
/**
* Queries the number of buttons the mouse has
* @return the number of buttons the mouse has
*/
public static int getNumButtons() {
assert created : "The mouse has not been created.";
return nGetNumButtons();
}
/**
* Native implementation of getNumButtons()
*/
private static native int nGetNumButtons();
/**
* Queries whether the mouse has a Z value
* @return true if the mouse has a Z value
*/
public static boolean hasZValue() {
assert created : "The mouse has not been created.";
return nHasZValue();
}
/**
* Native implementation of hasZValue()
*/
private static native boolean nHasZValue();
/**
* See if a particular mouse button is down.
*
* @param button The index of the button you wish to test (0..getNumButtons())
* @param button The index of the button you wish to test (0..buttonCount)
* @return true if the specified button is down
* @see #getNumButtons()
*/
public static boolean isButtonDown(int button) {
assert created : "The mouse has not been created.";
return Mouse.button[button];
return Mouse.buttons[button];
}
// /**
// * Enable mouse buffering. Must be called after the mouse is created.
// * @return the size of the mouse buffer in events, or 0 if no buffering
// * can be enabled for any reason
// */
// public static int enableBuffer() {
// assert created : "The mouse has not been created.";
// return nEnableBuffer();
// }
//
//
// /**
// * Native method to enable the buffer
// * @return the size of the buffer allocated, in events (1 event is 2 bytes),
// * or 0 if no buffer can be allocated
// */
// private static native int nEnableBuffer();
/**
* Gets the next mouse event. This returns its results as if a poll() had
* been called.
*
* @return true if a mouse event was read, false otherwise
*/
public static boolean next() {
assert created : "The mouse has not been created.";
assert readBuffer != null : "Mouse buffering has not been enabled.";
if (readBuffer.hasRemaining()) {
dx = readBuffer.getInt();
dy = readBuffer.getInt();
dz = readBuffer.getInt();
for (int i = 0; i < button.length; i ++)
button[i] = readBuffer.get() != (byte)0;
readBuffer.position(readBuffer.position() + (MOUSE_EVENT_STRIDE - MOUSE_EVENT_SIZE));
return true;
} else
return false;
}
/**
* Native method to read the gamepad buffer
*
* @param readBufferAddress the address of the mouse buffer
* @return the number of mouse events read
*/
private static native int nRead(int readBufferAddress);
/**
* Reads the mouse buffer.
*/
public static void read() {
assert created : "The mouse has not been created.";
assert readBuffer != null : "Mouse buffering has not been enabled.";
readBuffer.clear();
readBuffer.limit(nRead(readBufferAddress) * MOUSE_EVENT_SIZE);
}
}
}