topical media & game development
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lib-game-delta3d-demos-TankTarget-HUDComponent.h / h



  /* -*-c++-*-
  * TutorialLibrary - HUDComponent (.h & .cpp) - Using 'The MIT License'
  * Copyright (C) 2006-2008, Alion Science and Technology Corporation
  *
  * 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
  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  * THE SOFTWARE.
  * 
  *
	 author:  Curtiss Murphy
  
  */
  ifndef __GM_TUTORIAL_HUD_COMPONENT__
  define __GM_TUTORIAL_HUD_COMPONENT__
  
  include <export.h>
  include <dtGame/message.h>
  include <dtGame/gmcomponent.h>
  include <dtGame/logcontroller.h>
  
  //This is for the CEGUI headers.
  ifdef None
  #undef None
  endif
  
  include <dtGUI/dtgui.h>
  include <CEGUI/CEGUI.h>
  
  define HUDCONTROLMAXTEXTSIZE 100
This component draws the HUD for the Tutorial app. It draws status information like sim time, speed factor, num messages, etc... 

  
  class TUTORIAL_TANK_EXPORT HUDComponent : public dtGame::GMComponent 
  {
     public:
        // Constructor
        HUDComponent(dtCore::DeltaWin *win, 
                     dtCore::Keyboard *keyboard, 
                     dtCore::Mouse *mouse,
                     const std::string &name);
  
     protected:
        // Destructor
        virtual ~HUDComponent();
  
     public:
        // Get messages from the Game Manager 
        virtual void ProcessMessage(const dtGame::Message& message);
  
        // returns the main GUI to be added to the scene.
        dtCore::RefPtr<dtGUI::CEUIDrawable> GetGUIDrawable() { return mGUI; }
  
        void OnAddedToGM();
  
     protected:
Utility method to set the text, position, and color of a text control Check to see if the data changed. The default values for color and position won't do anything since they use a color and position < 0. 

  
        void UpdateStaticText(CEGUI::Window *textControl, const char *newText,
                              float red = -1.0, float blue = -1.0, float green = -1.0,
                              float x = -1, float y = -1);
  
        // Utility method to create text
        CEGUI::Window *CreateText(const std::string &name, CEGUI::Window *parent, 
           const std::string &text, float x, float y, float width, float height);
  
     private:
        void UpdateSimTime(double newTime);
        void UpdateNumMessages(int messageCount);
        void UpdateLastMessageName(const std::string &messageName);
  
        // Sets up the GUI during construction
        void SetupGUI(dtCore::DeltaWin *win, 
                      dtCore::Keyboard *keyboard,
                      dtCore::Mouse *mouse);
  
        dtCore::RefPtr<dtGUI::CEUIDrawable> mGUI;
        CEGUI::Window *mMainWindow;
        CEGUI::Window *mOverlay;
  
        // main info
        CEGUI::Window *mNumMessagesText;
        CEGUI::Window *mSimTimeText;
        CEGUI::Window *mLastMessageText;
        CEGUI::Window *mStateText;
  
        long mUnHandledMessages;
  
        dtCore::RefPtr<dtGame::LogController> mLogController;
  };
  
  endif
[] readme course(s) preface I 1 2 II 3 4 III 5 6 7 IV 8 9 10 V 11 12 afterthought(s) appendix reference(s) example(s) resource(s) _

(C) Æliens 04/09/2009

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