//------------------------------------------------------------------------------
// gui icon control class												                  --
// (C) Piero Giubilato, Devis Contarato 2008-2010, Berkeley Lab			      --
//------------------------------------------------------------------------------

//______________________________________________________________________________
// {Trace}
// [File name] "gui_Icon.cpp"
// [Author] "Devis Contarato, Piero Giubilato"
// [Version] "0.5"
// [Modified by] "Devis Contarato"
// [Last revision] "22 Jan 2009"
// [Language] "C++"
// [Compiler] "Visual C++ 8.x 9.x"
// [Member of] "Cool SEAL"
// [Project] "SEAL"
// [Description] "Source for the gui_Icon 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_Icon.h"


// CINT Preprocessor class import definition
ClassImp(gui_Icon)

//______________________________________________________________________________
gui_Icon::gui_Icon(const char* picName, UInt_t left, UInt_t top): gui_Object(0)
{
	// Default constructor. gui_Icon provides an interface layer that
	// integrates a root TGLabel
	//
	// 'picName' is the icon picture; the constructure will create a TGPicture
	// which will then be passed to the TGIcon constructor
	// 'left', 'top', 'width', 'height' set the position and size of the widget
	// gui_Icon is a static widget, therefore no callback function is provided

	// Debug
	dbg_Print("gui_Icon::gui_Icon:()", DBG_LVL_ZERO);

	// Get the picture first!
	pic = icn_Get(picName);
	
	// Set up the widget!
	Init(pic, left, top, pic->GetWidth(), pic->GetHeight());
}

//______________________________________________________________________________
gui_Icon::gui_Icon(gui_Object* parent, const char* picName, UInt_t left, UInt_t top): gui_Object(parent)
{
	// Parent constructor. embeds the icon into the parent.
	dbg_Print("gui_Icon::gui_Icon:(gui_Object*)", DBG_LVL_ZERO);

	// Get the picture first!
	pic = icn_Get(picName);
	
	// Set up the widget!
	Init(pic, left, top, pic->GetWidth(), pic->GetHeight());
}

//______________________________________________________________________________
gui_Icon::~gui_Icon()
{
	// Default destructor.
	dbg_Print("gui_Icon::gui_Icon:()", DBG_LVL_ZERO);

	// Removes the root object from the root graphical server
	Parent()->Window()->RemoveFrame(icon);
	icon->DestroyWindow();
	
	// Deletes the root object
	delete icon;
}

//______________________________________________________________________________
void gui_Icon::Init(TGPicture* pic, UInt_t left, UInt_t top, UInt_t width, UInt_t height)
{
   // Creates a layer over a root icon control
   dbg_Print("gui_Icon::Init:(default)", DBG_LVL_MAKE);
	
   // Initializes the root widget; get picture and pass it to TGIcon constructor
   icon = new TGIcon(Parent()->Window(), pic, width, height);
	
   // Renders the widget into the frame and adds it to the window 
   Parent()->Window()->AddFrame(icon, new TGLayoutHints(kLHintsNormal, 0, 0, 0, 0));
   MoveResize(left, top, width, height); // Also updates the container
}

//______________________________________________________________________________
TGIcon* gui_Icon::Root() const
{
	// Returns the pointer to the embedded root object
   return icon;
}

//______________________________________________________________________________
void gui_Icon::MoveResize(UInt_t left, UInt_t top, UInt_t width, UInt_t height)
{
   // Moves and resizes the widget
   icon->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_Icon::color_Set(UInt_t foreColor, UInt_t backColor)
{
   // Set color of widget
   icon->SetForegroundColor(foreColor);
   icon->SetBackgroundColor(backColor);

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

//______________________________________________________________________________
void gui_Icon::Text(const char* text)
{
   // Sets the button caption
   // At the monent, no text displayed into numeric
	//text->SetText(text); 

   // Stores the new data
   obj_Text.Form(text);
}

//______________________________________________________________________________
const TString gui_Icon::Text() const
{
   // Returns the button text
   return obj_Text;
}

//______________________________________________________________________________
void gui_Icon::fontBold(bool bold)
{
   // Sets the boldness of the button text (true = bold)
	
	// Retrieves the font structure
	TGFontPool* pool = gClient->GetFontPool();
	Int_t kFontWeight = (bold == true) ? kFontWeightBold : kFontWeightNormal;
	TGFont* font = pool->GetFont("helvetica", -12, kFontWeight, kFontSlantRoman);
	FontStruct_t ft = font->GetFontStruct();
	
	// No font bold at the moment for numeric
	// Sets the font into the button
	//text->SetFont(ft, false); 
   
   // Stores the new data
   obj_fontBold = bold;

	// Refresh the graphical container
   Update();
}

//______________________________________________________________________________
bool gui_Icon::fontBold() const
{
   // Returns the boldness of the button text
   return obj_fontBold;
}


//______________________________________________________________________________
TGPicture* gui_Icon::icn_Get(const char* picName) const
{

	TGPicture *picture = (TGPicture *)gClient->GetPicture(picName);

	if (!picture) std::cout << "Icon picture not found" << std::endl;

   // Returns the picture to be used in the icon
   return picture; 
}