From 8e6b6d529439ec21d15f8ca6cc0b6638baab630d Mon Sep 17 00:00:00 2001
From: Stephen Birarda <commit@birarda.com>
Date: Mon, 27 Oct 2014 15:58:42 -0700
Subject: [PATCH] have controller A button fire action at center of screen

---
 interface/src/Application.h                      |  2 ++
 .../src/scripting/JoystickScriptingInterface.cpp | 16 +++++++++++++++-
 2 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/interface/src/Application.h b/interface/src/Application.h
index e85c4f4db5..9930f5debc 100644
--- a/interface/src/Application.h
+++ b/interface/src/Application.h
@@ -283,6 +283,8 @@ public:
     PointShader& getPointShader() { return _pointShader; }
     FileLogger* getLogger() { return _logger; }
 
+    QPointF getViewportCenter() const
+        { return QPointF(_glWidget->getDeviceWidth() / 2.0f, _glWidget->getDeviceHeight() / 2.0f); }
     glm::vec2 getViewportDimensions() const { return glm::vec2(_glWidget->getDeviceWidth(), _glWidget->getDeviceHeight()); }
     NodeToJurisdictionMap& getVoxelServerJurisdictions() { return _voxelServerJurisdictions; }
     NodeToJurisdictionMap& getEntityServerJurisdictions() { return _entityServerJurisdictions; }
diff --git a/interface/src/scripting/JoystickScriptingInterface.cpp b/interface/src/scripting/JoystickScriptingInterface.cpp
index 9375f80045..f2c7ef4579 100644
--- a/interface/src/scripting/JoystickScriptingInterface.cpp
+++ b/interface/src/scripting/JoystickScriptingInterface.cpp
@@ -18,9 +18,12 @@
 #undef main
 #endif
 
+#include <HFActionEvent.h>
 #include <HFBackEvent.h>
 #include <PerfStat.h>
 
+#include "Application.h" 
+
 #include "JoystickScriptingInterface.h"
 
 #ifdef HAVE_SDL2
@@ -112,13 +115,24 @@ void JoystickScriptingInterface::update() {
                 }
                 
                 if (event.cbutton.button == SDL_CONTROLLER_BUTTON_BACK) {
-                    // this will either start or stop a cancel event
+                    // this will either start or stop a global back event
                     QEvent::Type backType = (event.type == SDL_CONTROLLERBUTTONDOWN)
                         ? HFBackEvent::startType()
                         : HFBackEvent::endType();
                     HFBackEvent backEvent(backType);
                     
                     qApp->sendEvent(qApp, &backEvent);
+                } else if (event.cbutton.button == SDL_CONTROLLER_BUTTON_A) {
+                    // this will either start or stop a global action event
+                    QEvent::Type actionType = (event.type == SDL_CONTROLLERBUTTONDOWN)
+                        ? HFActionEvent::startType()
+                        : HFActionEvent::endType();
+                    
+                    // global action events fire in the center of the screen
+                    QPointF centerPoint = Application::getInstance()->getViewportCenter();
+                    HFActionEvent actionEvent(actionType, centerPoint);
+                    
+                    qApp->sendEvent(qApp, &actionEvent);
                 }
                 
             } else if (event.type == SDL_CONTROLLERDEVICEADDED) {