Initial commit

Torque/SDK/engine/gui/game/guiFadeinBitmapCtrl.cc

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+//-----------------------------------------------------------------------------
+// Torque Game Engine
+//
+// Copyright (c) 2001 GarageGames.Com
+//-----------------------------------------------------------------------------
+
+#include "console/console.h"
+#include "console/consoleTypes.h"
+#include "dgl/dgl.h"
+
+#include "gui/controls/guiBitmapCtrl.h"
+
+class GuiFadeinBitmapCtrl : public GuiBitmapCtrl
+{
+   typedef GuiBitmapCtrl Parent;
+public:
+   U32 wakeTime;
+   bool done;
+   U32 fadeinTime;
+   U32 waitTime;
+   U32 fadeoutTime;
+
+   GuiFadeinBitmapCtrl()
+   {
+      wakeTime    = 0;
+      fadeinTime  = 1000;
+      waitTime    = 2000;
+      fadeoutTime = 1000;
+      done        = false;
+   }
+   void onPreRender()
+   {
+      Parent::onPreRender();
+      setUpdate();
+   }
+   void onMouseDown(const GuiEvent &)
+   {
+      Con::executef(this, 1, "click");
+   }
+   bool onKeyDown(const GuiEvent &)
+   {
+      Con::executef(this, 1, "click");
+      return true;
+   }
+   DECLARE_CONOBJECT(GuiFadeinBitmapCtrl);
+   bool onWake()
+   {
+      if(!Parent::onWake())
+         return false;
+      wakeTime = Platform::getRealMilliseconds();
+      return true;
+   }
+   void onRender(Point2I offset, const RectI &updateRect)
+   {
+      Parent::onRender(offset, updateRect);
+      U32 elapsed = Platform::getRealMilliseconds() - wakeTime;
+
+      U32 alpha;
+      if (elapsed < fadeinTime)
+      {
+         // fade-in
+         alpha = 255 - (255 * (F32(elapsed) / F32(fadeinTime)));
+      }
+      else if (elapsed < (fadeinTime+waitTime))
+      {
+         // wait
+         alpha = 0;
+      }
+      else if (elapsed < (fadeinTime+waitTime+fadeoutTime))
+      {
+         // fade out
+         elapsed -= (fadeinTime+waitTime);
+         alpha = 255 * F32(elapsed) / F32(fadeoutTime);
+      }
+      else
+      {
+         // done state
+         alpha = fadeoutTime ? 255 : 0;
+         done = true;
+      }
+      ColorI color(0,0,0,alpha);
+      dglDrawRectFill(offset, mBounds.extent + offset, color);
+   }
+   static void initPersistFields()
+   {
+      Parent::initPersistFields();
+      addField("fadeinTime", TypeS32, Offset(fadeinTime, GuiFadeinBitmapCtrl));
+      addField("waitTime", TypeS32, Offset(waitTime, GuiFadeinBitmapCtrl));
+      addField("fadeoutTime", TypeS32, Offset(fadeoutTime, GuiFadeinBitmapCtrl));
+      addField("done", TypeBool, Offset(done, GuiFadeinBitmapCtrl));
+   }
+};
+
+IMPLEMENT_CONOBJECT(GuiFadeinBitmapCtrl);
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