Initial commit

Torque/SDK/engine/gui/containers/guiStackCtrl.cc

@@ -0,0 +1,165 @@
+//-----------------------------------------------------------------------------
+// Torque Game Engine
+// Copyright (C) GarageGames.com, Inc.
+//-----------------------------------------------------------------------------
+
+#include "gui/containers/guiStackCtrl.h"
+
+IMPLEMENT_CONOBJECT(GuiStackControl);
+
+GuiStackControl::GuiStackControl()
+{
+   mMinExtent.set(60, 60);
+   mResizing = false;
+   mStackFromBottom = false;
+   mPadding = 0;
+}
+
+void GuiStackControl::initPersistFields()
+{
+  Parent::initPersistFields();
+
+  addField("stackFromBottom", TypeBool, Offset(mStackFromBottom, GuiStackControl));
+  addField("padding", TypeF32, Offset(mPadding, GuiStackControl));
+}
+
+bool GuiStackControl::onWake()
+{
+   if ( !Parent::onWake() )
+      return false;
+
+   updatePanes();
+
+   return true;
+}
+
+void GuiStackControl::onSleep()
+{
+   Parent::onSleep();
+}
+
+void GuiStackControl::updatePanes()
+{
+   // Prevent recursion
+   if(mResizing) return;
+
+   mResizing = true;
+
+   // Store the sum of the heights of our controls.
+   S32 totalHeight=0;
+
+   Point2I curPos;
+
+   if(mStackFromBottom)
+   {
+      // If we go from the bottom, things are basically the same...
+      // except we have to assign positions in an arse backwards way
+      // (literally :P)
+
+      // Figure out how high everything is going to be...
+      // Place each child...
+      for(S32 i=0; i<size(); i++)
+      {
+         // Place control
+         GuiControl * gc = dynamic_cast<GuiControl*>(operator [](i));
+
+         if(gc)
+         {
+            Point2I childExtent = gc->getExtent();
+            totalHeight += childExtent.y;
+         }
+      }
+
+      // Figure out where we're starting...
+      curPos = getPosition();
+      curPos.y += totalHeight;
+
+      // Offset so the bottom control goes in the right place...
+      GuiControl * gc = dynamic_cast<GuiControl*>(operator [](size()-1));
+      if(gc)
+         curPos.y -= gc->getExtent().y;
+
+
+      // Now work up from there!
+      for(S32 i=size()-1; i>=0; i--)
+      {
+         // Place control
+         GuiControl * gc = dynamic_cast<GuiControl*>(operator [](i));
+
+         if(gc)
+         {
+            // We must place the child...
+
+            // Make it have our width but keep its height
+            Point2I childExtent = gc->getExtent();
+
+            // Update our state...
+            curPos.y -= childExtent.y - mPadding;
+
+            // And resize...
+            gc->resize(curPos - getPosition(), Point2I(getExtent().x, childExtent.y));
+         }
+      }
+   }
+   else
+   {
+      // Position and resize everything...
+      curPos = getPosition();
+
+      // Place each child...
+      for(S32 i=0; i<size(); i++)
+      {
+         // Place control
+         GuiControl * gc = dynamic_cast<GuiControl*>(operator [](i));
+
+         if(gc)
+         {
+            // We must place the child...
+
+            // Make it have our width but keep its height
+            Point2I childExtent = gc->getExtent();
+
+            gc->resize(curPos - getPosition(), Point2I(getExtent().x, childExtent.y));
+
+            // Update our state...
+            curPos.y    += childExtent.y + mPadding;
+            totalHeight += childExtent.y + mPadding;
+         }
+      }
+
+      // Conform our size to the sum of the child sizes.
+      curPos.x = getExtent().x;
+      curPos.y = totalHeight;
+      resize(getPosition(), curPos);
+   }
+
+   mResizing = false;
+}
+
+void GuiStackControl::resize(const Point2I &newPosition, const Point2I &newExtent)
+{
+   //call set update both before and after
+   setUpdate();
+   Point2I actualNewExtent = Point2I(  getMax(mMinExtent.x, newExtent.x),
+                                       getMax(mMinExtent.y, newExtent.y));
+   mBounds.set(newPosition, actualNewExtent);
+
+   GuiControl *parent = getParent();
+   if (parent)
+      parent->childResized(this);
+   setUpdate();
+
+   updatePanes();
+}
+
+void GuiStackControl::addObject(SimObject *obj)
+{
+   Parent::addObject(obj);
+
+   updatePanes();
+}
+
+void GuiStackControl::childResized(GuiControl *child)
+{
+   updatePanes();
+}