Torque3D/Engine/source/gui/controls/guiBitmapCtrl.h

//-----------------------------------------------------------------------------
// Copyright (c) 2012 GarageGames, LLC
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
//-----------------------------------------------------------------------------

#ifndef _GUIBITMAPCTRL_H_
#define _GUIBITMAPCTRL_H_

#ifndef _GUICONTROL_H_
#include "gui/core/guiControl.h"
#endif

#include "T3D/assets/ImageAsset.h"
/// Renders a bitmap.
class GuiBitmapCtrl : public GuiControl
{
   public:
   
      typedef GuiControl Parent;

   protected:
   
      /// Name of the bitmap file.  If this is 'texhandle' the bitmap is not loaded
      /// from a file but rather set explicitly on the control.
      DECLARE_IMAGEASSET(GuiBitmapCtrl, Bitmap, onImageChanged, GFXDefaultGUIProfile);
      DECLARE_ASSET_SETGET(GuiBitmapCtrl, Bitmap);
            
      Point2I mStartPoint;
      ColorI   mColor;
      F32     mAngle;

      /// If true, bitmap tiles inside control.  Otherwise stretches.
      bool mWrap;

      static bool setBitmapName( void *object, const char *index, const char *data );
      static const char *getBitmapName( void *obj, const char *data );

      void onImageChanged() {}

   public:
      
      GuiBitmapCtrl();
      static void initPersistFields();

      void setBitmap(const char *name,bool resize = false);
      void setBitmapHandle(GFXTexHandle handle, bool resize = false);

      // GuiControl.
      bool onWake();
      void onSleep();
      void inspectPostApply();

      void updateSizing();

      void onRender(Point2I offset, const RectI &updateRect);
      void setValue(S32 x, S32 y);

      DECLARE_CONOBJECT( GuiBitmapCtrl );
      DECLARE_CATEGORY( "Gui Images" );
      DECLARE_DESCRIPTION( "A control that displays a single, static image from a file.n"
                           "The bitmap can either be tiled or stretched inside the control." );
};

#endif