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GestureDetector.GestureAdapter (libgdx API)
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com.badlogic.gdx.input</FONT>
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Class GestureDetector.GestureAdapter</H2>
109 
<PRE>
110 
java.lang.Object
111 
  <IMG SRC="../../../../resources/inherit.gif" ALT="extended by "><B>com.badlogic.gdx.input.GestureDetector.GestureAdapter</B>
112 
</PRE>
113 
<DL>
114 
<DT><B>All Implemented Interfaces:</B> <DD><A HREF="../../../../com/badlogic/gdx/input/GestureDetector.GestureListener.html" title="interface in com.badlogic.gdx.input">GestureDetector.GestureListener</A></DD>
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</DL>
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<DL>
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<DT><B>Enclosing class:</B><DD><A HREF="../../../../com/badlogic/gdx/input/GestureDetector.html" title="class in com.badlogic.gdx.input">GestureDetector</A></DD>
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</DL>
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<HR>
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<DT><PRE>public static class <B>GestureDetector.GestureAdapter</B><DT>extends java.lang.Object<DT>implements <A HREF="../../../../com/badlogic/gdx/input/GestureDetector.GestureListener.html" title="interface in com.badlogic.gdx.input">GestureDetector.GestureListener</A></DL>
122 
</PRE>
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124 
<P>
125 
Derrive from this if you only want to implement a subset of <A HREF="../../../../com/badlogic/gdx/input/GestureDetector.GestureListener.html" title="interface in com.badlogic.gdx.input"><CODE>GestureDetector.GestureListener</CODE></A>.
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<P>
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<P>
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<DL>
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<DT><B>Author:</B></DT>
131 
  <DD>mzechner</DD>
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<!-- ======== CONSTRUCTOR SUMMARY ======== -->
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<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
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<B>Constructor Summary</B></FONT></TH>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/input/GestureDetector.GestureAdapter.html#GestureDetector.GestureAdapter()">GestureDetector.GestureAdapter</A></B>()</CODE>
147 
 
148 
<BR>
149 
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
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</TR>
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&nbsp;
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<!-- ========== METHOD SUMMARY =========== -->
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<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
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<B>Method Summary</B></FONT></TH>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE>&nbsp;boolean</CODE></FONT></TD>
164 
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/input/GestureDetector.GestureAdapter.html#fling(float, float)">fling</A></B>(float&nbsp;velocityX,
165 
      float&nbsp;velocityY)</CODE>
166 
 
167 
<BR>
168 
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Called when the user dragged a finger over the screen and lifted it.</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE>&nbsp;boolean</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/input/GestureDetector.GestureAdapter.html#longPress(int, int)">longPress</A></B>(int&nbsp;x,
174 
          int&nbsp;y)</CODE>
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176 
<BR>
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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE>&nbsp;boolean</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/input/GestureDetector.GestureAdapter.html#pan(int, int, int, int)">pan</A></B>(int&nbsp;x,
183 
    int&nbsp;y,
184 
    int&nbsp;deltaX,
185 
    int&nbsp;deltaY)</CODE>
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187 
<BR>
188 
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Called when the user drags a finger over the screen.</TD>
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</TR>
190 
<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE>&nbsp;boolean</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/input/GestureDetector.GestureAdapter.html#pinch(com.badlogic.gdx.math.Vector2, com.badlogic.gdx.math.Vector2, com.badlogic.gdx.math.Vector2, com.badlogic.gdx.math.Vector2)">pinch</A></B>(<A HREF="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</A>&nbsp;initialFirstPointer,
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      <A HREF="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</A>&nbsp;initialSecondPointer,
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      <A HREF="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</A>&nbsp;firstPointer,
196 
      <A HREF="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</A>&nbsp;secondPointer)</CODE>
197 
 
198 
<BR>
199 
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Called when a user performs a pinch zoom gesture.</TD>
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</TR>
201 
<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE>&nbsp;boolean</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/input/GestureDetector.GestureAdapter.html#tap(int, int, int)">tap</A></B>(int&nbsp;x,
205 
    int&nbsp;y,
206 
    int&nbsp;count)</CODE>
207 
 
208 
<BR>
209 
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Called when a tap occured.</TD>
210 
</TR>
211 
<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE>&nbsp;boolean</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/input/GestureDetector.GestureAdapter.html#touchDown(int, int, int)">touchDown</A></B>(int&nbsp;x,
215 
          int&nbsp;y,
216 
          int&nbsp;pointer)</CODE>
217 
 
218 
<BR>
219 
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Called when a finger went down on the screen or a mouse button was
220 
 pressed.</TD>
221 
</TR>
222 
<TR BGCOLOR="white" CLASS="TableRowColor">
223 
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
224 
<CODE>&nbsp;boolean</CODE></FONT></TD>
225 
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/input/GestureDetector.GestureAdapter.html#zoom(float, float)">zoom</A></B>(float&nbsp;originalDistance,
226 
     float&nbsp;currentDistance)</CODE>
227 
 
228 
<BR>
229 
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Called when the user performs a pinch zoom gesture.</TD>
230 
</TR>
231 
</TABLE>
232 
&nbsp;<A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A>
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<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
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<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
235 
<TH ALIGN="left"><B>Methods inherited from class java.lang.Object</B></TH>
236 
</TR>
237 
<TR BGCOLOR="white" CLASS="TableRowColor">
238 
<TD><CODE>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</CODE></TD>
239 
</TR>
240 
</TABLE>
241 
&nbsp;
242 
<P>
243 
 
244 
<!-- ========= CONSTRUCTOR DETAIL ======== -->
245 
 
246 
<A NAME="constructor_detail"><!-- --></A>
247 
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
248 
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
249 
<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2">
250 
<B>Constructor Detail</B></FONT></TH>
251 
</TR>
252 
</TABLE>
253 
 
254 
<A NAME="GestureDetector.GestureAdapter()"><!-- --></A><H3>
255 
GestureDetector.GestureAdapter</H3>
256 
<PRE>
257 
public <B>GestureDetector.GestureAdapter</B>()</PRE>
258 
<DL>
259 
</DL>
260 
 
261 
<!-- ============ METHOD DETAIL ========== -->
262 
 
263 
<A NAME="method_detail"><!-- --></A>
264 
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
265 
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
266 
<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2">
267 
<B>Method Detail</B></FONT></TH>
268 
</TR>
269 
</TABLE>
270 
 
271 
<A NAME="touchDown(int, int, int)"><!-- --></A><H3>
272 
touchDown</H3>
273 
<PRE>
274 
public boolean <B>touchDown</B>(int&nbsp;x,
275 
                         int&nbsp;y,
276 
                         int&nbsp;pointer)</PRE>
277 
<DL>
278 
<DD><B>Description copied from interface: <CODE><A HREF="../../../../com/badlogic/gdx/input/GestureDetector.GestureListener.html#touchDown(int, int, int)">GestureDetector.GestureListener</A></CODE></B></DD>
279 
<DD>Called when a finger went down on the screen or a mouse button was
280 
 pressed.
281 
<P>
282 
<DD><DL>
283 
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../com/badlogic/gdx/input/GestureDetector.GestureListener.html#touchDown(int, int, int)">touchDown</A></CODE> in interface <CODE><A HREF="../../../../com/badlogic/gdx/input/GestureDetector.GestureListener.html" title="interface in com.badlogic.gdx.input">GestureDetector.GestureListener</A></CODE></DL>
284 
</DD>
285 
<DD><DL>
286 
 
287 
<DT><B>Returns:</B><DD></DL>
288 
</DD>
289 
</DL>
290 
<HR>
291 
 
292 
<A NAME="tap(int, int, int)"><!-- --></A><H3>
293 
tap</H3>
294 
<PRE>
295 
public boolean <B>tap</B>(int&nbsp;x,
296 
                   int&nbsp;y,
297 
                   int&nbsp;count)</PRE>
298 
<DL>
299 
<DD><B>Description copied from interface: <CODE><A HREF="../../../../com/badlogic/gdx/input/GestureDetector.GestureListener.html#tap(int, int, int)">GestureDetector.GestureListener</A></CODE></B></DD>
300 
<DD>Called when a tap occured. A tap happens if a finger went down on
301 
 the screen and was lifted again without moving outside of the tap square.
302 
 The tap square is a rectangular area around the initial touch position
303 
 as specified on construction time of the <A HREF="../../../../com/badlogic/gdx/input/GestureDetector.html" title="class in com.badlogic.gdx.input"><CODE>GestureDetector</CODE></A>.
304 
<P>
305 
<DD><DL>
306 
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../com/badlogic/gdx/input/GestureDetector.GestureListener.html#tap(int, int, int)">tap</A></CODE> in interface <CODE><A HREF="../../../../com/badlogic/gdx/input/GestureDetector.GestureListener.html" title="interface in com.badlogic.gdx.input">GestureDetector.GestureListener</A></CODE></DL>
307 
</DD>
308 
<DD><DL>
309 
<DD><CODE>count</CODE> - the number of taps.
310 
<DT><B>Returns:</B><DD></DL>
311 
</DD>
312 
</DL>
313 
<HR>
314 
 
315 
<A NAME="longPress(int, int)"><!-- --></A><H3>
316 
longPress</H3>
317 
<PRE>
318 
public boolean <B>longPress</B>(int&nbsp;x,
319 
                         int&nbsp;y)</PRE>
320 
<DL>
321 
<DD><DL>
322 
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../com/badlogic/gdx/input/GestureDetector.GestureListener.html#longPress(int, int)">longPress</A></CODE> in interface <CODE><A HREF="../../../../com/badlogic/gdx/input/GestureDetector.GestureListener.html" title="interface in com.badlogic.gdx.input">GestureDetector.GestureListener</A></CODE></DL>
323 
</DD>
324 
<DD><DL>
325 
</DL>
326 
</DD>
327 
</DL>
328 
<HR>
329 
 
330 
<A NAME="fling(float, float)"><!-- --></A><H3>
331 
fling</H3>
332 
<PRE>
333 
public boolean <B>fling</B>(float&nbsp;velocityX,
334 
                     float&nbsp;velocityY)</PRE>
335 
<DL>
336 
<DD><B>Description copied from interface: <CODE><A HREF="../../../../com/badlogic/gdx/input/GestureDetector.GestureListener.html#fling(float, float)">GestureDetector.GestureListener</A></CODE></B></DD>
337 
<DD>Called when the user dragged a finger over the screen and lifted it. Reports
338 
 the last known velocity of the finger in pixels per second.
339 
<P>
340 
<DD><DL>
341 
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../com/badlogic/gdx/input/GestureDetector.GestureListener.html#fling(float, float)">fling</A></CODE> in interface <CODE><A HREF="../../../../com/badlogic/gdx/input/GestureDetector.GestureListener.html" title="interface in com.badlogic.gdx.input">GestureDetector.GestureListener</A></CODE></DL>
342 
</DD>
343 
<DD><DL>
344 
<DT><B>Parameters:</B><DD><CODE>velocityX</CODE> - velocity on x in seconds<DD><CODE>velocityY</CODE> - velocity on y in seconds
345 
<DT><B>Returns:</B><DD></DL>
346 
</DD>
347 
</DL>
348 
<HR>
349 
 
350 
<A NAME="pan(int, int, int, int)"><!-- --></A><H3>
351 
pan</H3>
352 
<PRE>
353 
public boolean <B>pan</B>(int&nbsp;x,
354 
                   int&nbsp;y,
355 
                   int&nbsp;deltaX,
356 
                   int&nbsp;deltaY)</PRE>
357 
<DL>
358 
<DD><B>Description copied from interface: <CODE><A HREF="../../../../com/badlogic/gdx/input/GestureDetector.GestureListener.html#pan(int, int, int, int)">GestureDetector.GestureListener</A></CODE></B></DD>
359 
<DD>Called when the user drags a finger over the screen.
360 
<P>
361 
<DD><DL>
362 
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../com/badlogic/gdx/input/GestureDetector.GestureListener.html#pan(int, int, int, int)">pan</A></CODE> in interface <CODE><A HREF="../../../../com/badlogic/gdx/input/GestureDetector.GestureListener.html" title="interface in com.badlogic.gdx.input">GestureDetector.GestureListener</A></CODE></DL>
363 
</DD>
364 
<DD><DL>
365 
<DD><CODE>deltaX</CODE> - the difference in pixels to the last drag event on x.<DD><CODE>deltaY</CODE> - the difference in pixels to the last drag event on y.
366 
<DT><B>Returns:</B><DD></DL>
367 
</DD>
368 
</DL>
369 
<HR>
370 
 
371 
<A NAME="zoom(float, float)"><!-- --></A><H3>
372 
zoom</H3>
373 
<PRE>
374 
public boolean <B>zoom</B>(float&nbsp;originalDistance,
375 
                    float&nbsp;currentDistance)</PRE>
376 
<DL>
377 
<DD><B>Description copied from interface: <CODE><A HREF="../../../../com/badlogic/gdx/input/GestureDetector.GestureListener.html#zoom(float, float)">GestureDetector.GestureListener</A></CODE></B></DD>
378 
<DD>Called when the user performs a pinch zoom gesture. The original distance
379 
 is the distance in pixels when the gesture started.
380 
<P>
381 
<DD><DL>
382 
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../com/badlogic/gdx/input/GestureDetector.GestureListener.html#zoom(float, float)">zoom</A></CODE> in interface <CODE><A HREF="../../../../com/badlogic/gdx/input/GestureDetector.GestureListener.html" title="interface in com.badlogic.gdx.input">GestureDetector.GestureListener</A></CODE></DL>
383 
</DD>
384 
<DD><DL>
385 
<DT><B>Parameters:</B><DD><CODE>originalDistance</CODE> - distance between fingers when the gesture started.<DD><CODE>currentDistance</CODE> - current distance between fingers.
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<DT><B>Returns:</B><DD></DL>
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</DD>
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</DL>
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<HR>
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<A NAME="pinch(com.badlogic.gdx.math.Vector2, com.badlogic.gdx.math.Vector2, com.badlogic.gdx.math.Vector2, com.badlogic.gdx.math.Vector2)"><!-- --></A><H3>
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pinch</H3>
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<PRE>
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public boolean <B>pinch</B>(<A HREF="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</A>&nbsp;initialFirstPointer,
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                     <A HREF="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</A>&nbsp;initialSecondPointer,
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                     <A HREF="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</A>&nbsp;firstPointer,
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                     <A HREF="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</A>&nbsp;secondPointer)</PRE>
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<DL>
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<DD><B>Description copied from interface: <CODE><A HREF="../../../../com/badlogic/gdx/input/GestureDetector.GestureListener.html#pinch(com.badlogic.gdx.math.Vector2, com.badlogic.gdx.math.Vector2, com.badlogic.gdx.math.Vector2, com.badlogic.gdx.math.Vector2)">GestureDetector.GestureListener</A></CODE></B></DD>
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<DD>Called when a user performs a pinch zoom gesture. Reports the initial positions
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 of the two involved fingers and their current positions.
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<P>
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<DD><DL>
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<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../com/badlogic/gdx/input/GestureDetector.GestureListener.html#pinch(com.badlogic.gdx.math.Vector2, com.badlogic.gdx.math.Vector2, com.badlogic.gdx.math.Vector2, com.badlogic.gdx.math.Vector2)">pinch</A></CODE> in interface <CODE><A HREF="../../../../com/badlogic/gdx/input/GestureDetector.GestureListener.html" title="interface in com.badlogic.gdx.input">GestureDetector.GestureListener</A></CODE></DL>
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</DD>
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<DD><DL>
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<DT><B>Returns:</B><DD></DL>
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</DD>
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</DL>
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