added hotkey of ? as a way to toggle on/off the debug UI display

source/glest_game/game/game.cpp

@@ -1011,9 +1011,8 @@ void Game::render2d(){
 		}
 	}
 
-	if(config.getBool("DebugMode")){
-		renderer.renderText(
-			str, coreData.getMenuFontNormal(),
+	if(config.getBool("DebugMode") && gui.getShowDebugUI() == true) {
+		renderer.renderText(str, coreData.getMenuFontNormal(),
 							Vec3f(1.0f), 10, 500, false);
 	}
 

source/glest_game/gui/gui.cpp

@@ -118,6 +118,7 @@ void Gui::init(Game *game){
 	this->console= game->getConsole();
 	this->world= game->getWorld();
 	selection.init(this, world->getThisFactionIndex());
+	this->showDebugUI = false;
 }
 
 void Gui::end(){
@@ -338,6 +339,9 @@ void Gui::hotKey(char key){
 	else if(key=='B'){
 		selectInterestingUnit(iutBuiltBuilding);
 	}
+	else if(key=='?') {
+		this->showDebugUI = !this->showDebugUI;
+	}
 	else if(key=='R'){
 	    // Here the user triggers a unit rotation while placing a unit
 	    if(allowRotateUnits == true && isPlacingBuilding()) {

source/glest_game/gui/gui.h

@@ -133,6 +133,8 @@ private:
 	CardinalDir selectedBuildingFacing;
     bool allowRotateUnits;
 
+    bool showDebugUI;
+
 public:
 	Gui();
 	void init(Game *game);
@@ -177,6 +179,8 @@ public:
 	void switchToNextDisplayColor();
 	void onSelectionChanged();
 
+	bool getShowDebugUI() { return showDebugUI; }
+
 private:
 
 	//orders