Panda3D
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00001 // Filename: pgWaitBar.h 00002 // Created by: drose (14Mar02) 00003 // 00004 //////////////////////////////////////////////////////////////////// 00005 // 00006 // PANDA 3D SOFTWARE 00007 // Copyright (c) Carnegie Mellon University. All rights reserved. 00008 // 00009 // All use of this software is subject to the terms of the revised BSD 00010 // license. You should have received a copy of this license along 00011 // with this source code in a file named "LICENSE." 00012 // 00013 //////////////////////////////////////////////////////////////////// 00014 00015 #ifndef PGWAITBAR_H 00016 #define PGWAITBAR_H 00017 00018 #include "pandabase.h" 00019 00020 #include "pgItem.h" 00021 00022 //////////////////////////////////////////////////////////////////// 00023 // Class : PGWaitBar 00024 // Description : This is a particular kind of PGItem that draws a 00025 // little bar that fills from left to right to indicate 00026 // a slow process gradually completing, like a 00027 // traditional "wait, loading" bar. 00028 //////////////////////////////////////////////////////////////////// 00029 class EXPCL_PANDA_PGUI PGWaitBar : public PGItem { 00030 PUBLISHED: 00031 PGWaitBar(const string &name = ""); 00032 virtual ~PGWaitBar(); 00033 00034 protected: 00035 PGWaitBar(const PGWaitBar ©); 00036 00037 public: 00038 virtual PandaNode *make_copy() const; 00039 virtual bool cull_callback(CullTraverser *trav, CullTraverserData &data); 00040 00041 PUBLISHED: 00042 void setup(PN_stdfloat width, PN_stdfloat height, PN_stdfloat range); 00043 00044 INLINE void set_range(PN_stdfloat range); 00045 INLINE PN_stdfloat get_range() const; 00046 00047 INLINE void set_value(PN_stdfloat value); 00048 INLINE PN_stdfloat get_value() const; 00049 00050 INLINE PN_stdfloat get_percent() const; 00051 00052 INLINE void set_bar_style(const PGFrameStyle &style); 00053 INLINE PGFrameStyle get_bar_style() const; 00054 00055 private: 00056 void update(); 00057 00058 PN_stdfloat _range, _value; 00059 int _bar_state; 00060 PGFrameStyle _bar_style; 00061 NodePath _bar; 00062 00063 public: 00064 static TypeHandle get_class_type() { 00065 return _type_handle; 00066 } 00067 static void init_type() { 00068 PGItem::init_type(); 00069 register_type(_type_handle, "PGWaitBar", 00070 PGItem::get_class_type()); 00071 } 00072 virtual TypeHandle get_type() const { 00073 return get_class_type(); 00074 } 00075 virtual TypeHandle force_init_type() {init_type(); return get_class_type();} 00076 00077 private: 00078 static TypeHandle _type_handle; 00079 }; 00080 00081 #include "pgWaitBar.I" 00082 00083 #endif