//------------------------------------------------------------------------------
// gui_Led class	      																		--
// (C) Piero Giubilato 2008-2010, Berkeley Lab										   --
//------------------------------------------------------------------------------

//______________________________________________________________________________
// {Trace}
// [File name] "gui_Led.cpp"
// [Author] "Piero Giubilato"
// [Version] "1.0"
// [Modified by] "Piero Giubilato"
// [Last revision] "09 Feb 2009"
// [Language] "C++"
// [Compiler] "Visual C++ 8.x 9.x"
// [Member of] "Cool SEAL"
// [Project] "SEAL"
// [Description] "Source for the gui_Led class"
// [Key documentation]
// "Visual C++ Reference Help"
// "Root reference guide"
// {Trace}
//______________________________________________________________________________

// Standard component

// Root Component
#include "TSystem.h"

// Application component
#include "global.h"
#include "gui_Led.h"

// CINT Preprocessor class import definition
ClassImp(gui_Led)

//______________________________________________________________________________
gui_Led::gui_Led(UInt_t left, UInt_t top, UInt_t width, UInt_t height,
										 UInt_t foreColor, UInt_t backColor)
{
   // 'label' is the text appearing into the button
	// 'left', 'top', 'width', 'height' set the position and size of the button
	//	'behaviour' sets the button behaviour ('km_Button', 'km_Latch'), see
	// btn_Mode for further info.
	
	// Debug
   dbg_Print("gui_Led::gui_Led:(color)", DBG_LVL_ZERO);

   // Sets up the button
	Init("", left, top, width, height, foreColor, backColor);
}

//______________________________________________________________________________
gui_Led::~gui_Led()
{
   // Default destructor.
   dbg_Print("gui_Led::~gui_Led:()", DBG_LVL_ZERO);
	
   // Removes the root object from the root graphical server
	Container()->RemoveFrame(button);
	button->DestroyWindow();
	
	// Deletes the root object
   delete button;
}

//______________________________________________________________________________
void gui_Led::Init(const char* label, UInt_t left, UInt_t top, UInt_t width, UInt_t height,
								UInt_t foreColor, UInt_t backColor)
{
   // Creates a layer over a root button
   dbg_Print("gui_Led::Init:(default)", DBG_LVL_MAKE);
   
	// Initializes the root button
	button = new gso_Button(Container(), "", width, height, gso_Button::km_Led, foreColor, backColor, container_Color());
   
   // Connects it to the button handler function
   button->Connect(button, "Clicked()", "gui_Led", this, "btn_Do()"); 
	
	// Renders the button into the frame and adds it to the window 
   Container()->AddFrame(button, new TGLayoutHints(kLHintsNormal, 0, 0, 0, 0));
   button->SetWrapLength(-1);
   MoveResize(left, top, width, height); // This also update the object
   
	// Set the object redrawing properties
	obj_Transparent = true;
	obj_Render = true;
}

//______________________________________________________________________________
bool gui_Led::Status()
{
   // Returns the current status of the Led.
   return button->Status(); 
}

//______________________________________________________________________________
bool gui_Led::Status(UInt_t value)
{
   // Creates a layer over a root button
   dbg_Print("gui_Led::Status:(UInt)", DBG_LVL_FLOW);
   
	// Sets the current status of the button.
   button->Status(value);

   // Returns current value
   return button_Status;
}

//______________________________________________________________________________
void gui_Led::btn_Do()
{
   // This function is called whenever the button is pressed, as it has been
	// linked to the associated root TGTextButton when it was instantiated.
	dbg_Print("gui_Led::btn_Do: button pressed!", DBG_LVL_FLOW)
	
	// Calls the associated handler, if anyone, passing the ID as argument
	gui_Object::task_Call(gui_Object::obj_Id());
}


//______________________________________________________________________________
const gso_Button* gui_Led::Root() const
{
   // Returns the pointer to the embedded root object
   return button;
}

//______________________________________________________________________________
void gui_Led::ReDraw()
{
	// Redraw the object to keep it in pair with the general GUI parameters
	dbg_Print("gui_Led::ReDraw:()", DBG_LVL_FLOW);
	
	// What we need here is to change the desk background color, this will in 
	// turn trigger the re-rendering of the whole button
	button->SetBackgroundColor(container_Color()); 
}

//______________________________________________________________________________
void gui_Led::MoveResize(UInt_t left, UInt_t top, UInt_t width, UInt_t height)
{
   // Copied root method
   dbg_Print("gui_Led::MoveResize:(default)", DBG_LVL_FLOW);
   
	// Moves and resizes the button
   button->MoveResize(left, top, width, height);

   // Stores the new datas
   obj_Left = left;
   obj_Top = top;
   obj_Width = width;
   obj_Height = height;
   
   // Paint
   Update();
}

//______________________________________________________________________________
void gui_Led::color_Set(UInt_t foreColor, UInt_t backColor)
{
   // Updates button colors
   dbg_Print("gui_Led::color_Set:(default)", DBG_LVL_FLOW);
   
	// button->SetTextColor(foreColor);
   button->SetColor(backColor, container_Color());

   // Stores the new datas
   obj_foreColor = foreColor;
   obj_backColor = backColor;
   
   // Refresh the graphical container
   Update();
}