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Folded read into poll to simplify interface

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This commit is contained in:
Elias Naur 2004-04-07 07:55:42 +00:00
parent 8065870592
commit 4974a66398
5 changed files with 41 additions and 71 deletions
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42
src/java/org/lwjgl/input/Mouse.java
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@ -323,6 +323,15 @@ public class Mouse {
* poll fast enough. To receive all button events, enable buffering by calling
* <code>enableBuffer</code>, and read those events by calling <code>read</code>
*
* If buffering is enabled, this method also reads all button events since last read.
* To use these values, you have to call <code>next</code> for each event you
* want to read. You can query which button caused the event by using
* <code>getEventButton</code>. To get the state of that button, for that event, use
* <code>getEventButtonState</code>.
*
* @see org.lwjgl.input.Mouse#next()
* @see org.lwjgl.input.Mouse#getEventButton()
* @see org.lwjgl.input.Mouse#getEventButtonState()
* @see org.lwjgl.input.Mouse#isButtonDown(int button)
* @see org.lwjgl.input.Mouse#getX()
* @see org.lwjgl.input.Mouse#getY()
@ -330,7 +339,6 @@ public class Mouse {
* @see org.lwjgl.input.Mouse#getDY()
* @see org.lwjgl.input.Mouse#getDWheel()
* @see org.lwjgl.input.Mouse#enableBuffer()
* @see org.lwjgl.input.Mouse#read()
*/
public static void poll() {
if (!created)
@ -362,6 +370,15 @@ public class Mouse {
y = Window.getHeight();
}
}
if (readBuffer != null)
read();
}
private static void read() {
readBuffer.compact();
int numEvents = nRead(readBuffer, readBuffer.position());
readBuffer.position(readBuffer.position() + numEvents*2);
readBuffer.flip();
}
/**
@ -426,29 +443,6 @@ public class Mouse {
*/
private static native void nEnableBuffer() throws LWJGLException;
/**
* Reads all button events since last read.
* To use these values, you have to call <code>next</code> for each event you
* want to read. You can query which button caused the event by using
* <code>getEventButton</code>. To get the state of that button, for that event, use
* <code>getEventButtonState</code>.
*
* @see org.lwjgl.input.Mouse#next()
* @see org.lwjgl.input.Mouse#enableBuffer()
* @see org.lwjgl.input.Mouse#getEventButton()
* @see org.lwjgl.input.Mouse#getEventButtonState()
*/
public static void read() {
if (!created)
throw new IllegalStateException("Mouse must be created before you can read events");
if (readBuffer == null)
throw new IllegalStateException("Event buffering must be enabled before you can read events");
readBuffer.compact();
int numEvents = nRead(readBuffer, readBuffer.position());
readBuffer.position(readBuffer.position() + numEvents*2);
readBuffer.flip();
}
/**
* Native method to read the keyboard buffer
* @return the total number of events read.