From 6b2571337349eb6eb49ee9b4931d454910800e94 Mon Sep 17 00:00:00 2001
From: Sven Gothel <sgothel@jausoft.com>
Date: Sun, 30 Jun 2013 14:25:23 +0200
Subject: X11 RandR: Cleanup RandR impl. selection, RandR13 setMode does not
 require a temp. display connection!

---
 src/newt/classes/jogamp/newt/driver/x11/RandR.java    |  6 ++++++
 src/newt/classes/jogamp/newt/driver/x11/RandR11.java  | 19 ++++++++-----------
 src/newt/classes/jogamp/newt/driver/x11/RandR13.java  | 17 +++++++----------
 .../classes/jogamp/newt/driver/x11/ScreenDriver.java  | 19 ++++++++++++++-----
 4 files changed, 35 insertions(+), 26 deletions(-)

diff --git a/src/newt/classes/jogamp/newt/driver/x11/RandR.java b/src/newt/classes/jogamp/newt/driver/x11/RandR.java
index c569e5fd8..769ebe225 100644
--- a/src/newt/classes/jogamp/newt/driver/x11/RandR.java
+++ b/src/newt/classes/jogamp/newt/driver/x11/RandR.java
@@ -31,11 +31,17 @@ import java.util.List;
 
 import jogamp.newt.MonitorModeProps;
 
+import com.jogamp.common.util.VersionNumber;
 import com.jogamp.newt.MonitorDevice;
 import com.jogamp.newt.MonitorMode;
 
 public interface RandR {
+    public static final VersionNumber version110 = new VersionNumber(1, 1, 0);    
+    public static final VersionNumber version130 = new VersionNumber(1, 3, 0);
+    public static final VersionNumber version140 = new VersionNumber(1, 4, 0);
 
+    VersionNumber getVersion();
+    
     void dumpInfo(final long dpy, final int screen_idx);
     
     /**
diff --git a/src/newt/classes/jogamp/newt/driver/x11/RandR11.java b/src/newt/classes/jogamp/newt/driver/x11/RandR11.java
index a938b4064..58468e112 100644
--- a/src/newt/classes/jogamp/newt/driver/x11/RandR11.java
+++ b/src/newt/classes/jogamp/newt/driver/x11/RandR11.java
@@ -34,20 +34,17 @@ import com.jogamp.common.util.VersionNumber;
 import com.jogamp.newt.MonitorDevice;
 import com.jogamp.newt.MonitorMode;
 
-public class RandR11 implements RandR {
+class RandR11 implements RandR {
     private static final boolean DEBUG = ScreenDriver.DEBUG;
     
-    public static VersionNumber version = new VersionNumber(1, 1, 0);
-    
-    public static RandR11 createInstance(VersionNumber rAndRVersion) {
-        if( rAndRVersion.compareTo(version) >= 0 ) {
-            return new RandR11();
-        }
-        return null;
-    }    
-    private RandR11() {        
+    RandR11() {        
     }
-    
+
+    @Override
+    public final VersionNumber getVersion() {
+        return version110;
+    }
+
     @Override
     public void dumpInfo(final long dpy, final int screen_idx) {
         // NOP
diff --git a/src/newt/classes/jogamp/newt/driver/x11/RandR13.java b/src/newt/classes/jogamp/newt/driver/x11/RandR13.java
index d10591381..375cffe42 100644
--- a/src/newt/classes/jogamp/newt/driver/x11/RandR13.java
+++ b/src/newt/classes/jogamp/newt/driver/x11/RandR13.java
@@ -43,18 +43,15 @@ import com.jogamp.newt.MonitorMode;
  * MonitorDevice.id == XRR monitor-idx (not id)
  * </pre> 
  */
-public class RandR13 implements RandR {
+class RandR13 implements RandR {
     private static final boolean DEBUG = ScreenDriver.DEBUG;
     
-    public static VersionNumber version = new VersionNumber(1, 3, 0);
-
-    public static RandR13 createInstance(VersionNumber rAndRVersion) {
-        if( rAndRVersion.compareTo(version) >= 0 ) {
-            return new RandR13();
-        }
-        return null;
-    }    
-    private RandR13() {        
+    RandR13() {        
+    }
+    
+    @Override
+    public final VersionNumber getVersion() {
+        return version130;
     }
     
     @Override
diff --git a/src/newt/classes/jogamp/newt/driver/x11/ScreenDriver.java b/src/newt/classes/jogamp/newt/driver/x11/ScreenDriver.java
index e1373bba5..19a69a3f9 100644
--- a/src/newt/classes/jogamp/newt/driver/x11/ScreenDriver.java
+++ b/src/newt/classes/jogamp/newt/driver/x11/ScreenDriver.java
@@ -84,11 +84,12 @@ public class ScreenDriver extends ScreenImpl {
             randrVersion = new VersionNumber(v[0], v[1], 0);
         }
         {
-            final RandR13 rAndR13 = DEBUG_TEST_RANDR13_DISABLED ? null : RandR13.createInstance(randrVersion);
-            if( null != rAndR13 ) {
-                rAndR = rAndR13;
+            if( !DEBUG_TEST_RANDR13_DISABLED && randrVersion.compareTo(RandR.version130) >= 0 ) {
+                rAndR = new RandR13();
+            } else if( randrVersion.compareTo(RandR.version110) >= 0 ) {
+                rAndR = new RandR11();
             } else {
-                rAndR = RandR11.createInstance(randrVersion);
+                rAndR = null;
             }
         }
         if( DEBUG ) {
@@ -186,7 +187,7 @@ public class ScreenDriver extends ScreenImpl {
         if( null == rAndR ) { return false; }
         
         final long t0 = System.currentTimeMillis();
-        boolean done = runWithTempDisplayHandle( new DisplayImpl.DisplayRunnable<Boolean>() {
+        boolean done = runWithOptTempDisplayHandle( new DisplayImpl.DisplayRunnable<Boolean>() {
             public Boolean run(long dpy) {
                 return Boolean.valueOf( rAndR.setCurrentMonitorMode(dpy, ScreenDriver.this, monitor, mode) );
             }            
@@ -248,6 +249,14 @@ public class ScreenDriver extends ScreenImpl {
         return res;
     }
     
+    private final <T> T runWithOptTempDisplayHandle(DisplayRunnable<T> action) {
+        if( null != rAndR && rAndR.getVersion().compareTo(RandR.version130) >= 0 ) {
+            return display.runWithLockedDisplayDevice(action);
+        } else {
+            return runWithTempDisplayHandle(action);
+        }
+    }
+    
     private static native long GetScreen0(long dpy, int scrn_idx);
 
     private static native int getWidth0(long display, int scrn_idx);
-- 
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