00001 /* 00002 ----------------------------------------------------------------------------- 00003 This source file is part of OGRE 00004 (Object-oriented Graphics Rendering Engine) 00005 For the latest info, see http://ogre.sourceforge.net/ 00006 00007 Copyright © 2000-2002 The OGRE Team 00008 Also see acknowledgements in Readme.html 00009 00010 This program is free software; you can redistribute it and/or modify it under 00011 the terms of the GNU Lesser General Public License as published by the Free Software 00012 Foundation; either version 2 of the License, or (at your option) any later 00013 version. 00014 00015 This program is distributed in the hope that it will be useful, but WITHOUT 00016 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 00017 FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. 00018 00019 You should have received a copy of the GNU Lesser General Public License along with 00020 this program; if not, write to the Free Software Foundation, Inc., 59 Temple 00021 Place - Suite 330, Boston, MA 02111-1307, USA, or go to 00022 http://www.gnu.org/copyleft/lesser.txt. 00023 ----------------------------------------------------------------------------- 00024 */ 00025 00026 #ifndef __Overlay_H__ 00027 #define __Overlay_H__ 00028 00029 #include "OgrePrerequisites.h" 00030 #include "OgreString.h" 00031 #include "OgreSceneNode.h" 00032 #include "OgreIteratorWrappers.h" 00033 #include "OgreMatrix4.h" 00034 #include "OgreResource.h" 00035 00036 namespace Ogre { 00037 00038 00063 class _OgreExport Overlay : public Resource 00064 { 00065 00066 protected: 00067 ushort mZOrder; 00068 bool mVisible; 00070 SceneNode* mRootNode; 00071 // 2D elements 00072 // GuiContainers, linked list for easy sorting by zorder later 00073 // Not a map because sort can be saved since changes infrequent (unlike render queue) 00074 typedef std::list<GuiContainer*> GuiContainerList; 00075 GuiContainerList m2DElements; 00076 00077 // Degrees of rotation around center 00078 Real mRotate; 00079 // Scroll values, offsets 00080 Real mScrollX, mScrollY; 00081 // Scale values 00082 Real mScaleX, mScaleY; 00083 00084 Matrix4 mTransform; 00085 bool mTransformOutOfDate; 00087 void updateTransform(void); 00088 00089 public: 00091 Overlay(const String& name); 00092 virtual ~Overlay(); 00093 00095 virtual void load(void); 00097 virtual void unload(void); 00098 00099 GuiContainer* getChild(const String& name); 00100 00102 const String& getName(void) const; 00107 void setZOrder(ushort zorder); 00109 ushort getZOrder(void) const; 00110 00112 bool isVisible(void); 00113 00115 void show(void); 00116 00118 void hide(void); 00119 00130 void add2D(GuiContainer* cont); 00131 00132 00137 void remove2D(GuiContainer* cont); 00138 00167 void add3D(SceneNode* node); 00168 00170 void remove3D(SceneNode* node); 00171 00173 void clear(); 00174 00184 void setScroll(Real x, Real y); 00185 00187 Real getScrollX(void); 00188 00190 Real getScrollY(void); 00191 00198 void scroll(Real xoff, Real yoff); 00199 00201 void setRotate(Real degrees); 00202 00204 Real getRotate(void); 00205 00207 void rotate(Real degrees); 00208 00209 00217 void setScale(Real x, Real y); 00218 00220 Real getScaleX(void); 00221 00223 Real getScaleY(void); 00224 00226 void _getWorldTransforms(Matrix4* xform); 00227 00229 void _findVisibleObjects(Camera* cam, RenderQueue* queue); 00230 00232 virtual GuiElement* findElementAt(Real x, Real y); 00233 00234 00235 }; 00236 00237 00238 00239 } 00240 00241 00242 #endif 00243
Copyright © 2002 by The OGRE Team