// Copyright (c) 2005, Rodrigo Braz Monteiro
// All rights reserved.
//
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// modification, are permitted provided that the following conditions are met:
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//     this list of conditions and the following disclaimer.
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// Aegisub Project http://www.aegisub.org/
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// $Id$

/// @file dialog_jumpto.cpp
/// @brief Dialogue box to enter a time to seek video to
/// @ingroup secondary_ui
///


///////////
// Headers
#include "config.h"

#include <wx/dialog.h>
#include <wx/stattext.h>
#include <wx/textctrl.h>
#include <wx/sizer.h>
#include <wx/button.h>
#include "dialog_jumpto.h"
#include "vfr.h"
#include "video_context.h"
#include "utils.h"
#include "libresrc/libresrc.h"



///////
// IDs
enum {

	/// DOCME
	TEXT_JUMP_TIME = 1100,

	/// DOCME
	TEXT_JUMP_FRAME
};



/// @brief Constructor 
/// @param parent 
///
DialogJumpTo::DialogJumpTo (wxWindow *parent)
: wxDialog(parent, -1, _("Jump to"), wxDefaultPosition, wxDefaultSize, wxDEFAULT_DIALOG_STYLE | wxWANTS_CHARS , _T("JumpTo"))
{
	// Set icon
	SetIcon(BitmapToIcon(GETIMAGE(jumpto_button_24)));

	// Set initial values
	ready = false;
	jumpframe = VideoContext::Get()->GetFrameN();
	jumptime.SetMS(VFR_Output.GetTimeAtFrame(jumpframe,true,true));
	wxString maxLength = wxString::Format(_T("%i"),VideoContext::Get()->GetLength()-1);

	// Times
	wxStaticText *LabelFrame = new wxStaticText(this,-1,_("Frame: "),wxDefaultPosition,wxSize(60,20));
	wxStaticText *LabelTime = new wxStaticText(this,-1,_("Time: "),wxDefaultPosition,wxSize(60,20));
	JumpFrame = new wxTextCtrl(this,TEXT_JUMP_FRAME,wxString::Format(_T("%i"),jumpframe),wxDefaultPosition,wxSize(60,20),wxTE_PROCESS_ENTER);
	JumpFrame->SetMaxLength(maxLength.Len());
	JumpTime = new TimeEdit(this,TEXT_JUMP_TIME,jumptime.GetASSFormated(),wxDefaultPosition,wxSize(60,20),wxTE_PROCESS_ENTER);
	wxSizer *FrameSizer = new wxBoxSizer(wxHORIZONTAL);
	wxSizer *TimeSizer = new wxBoxSizer(wxHORIZONTAL);
	FrameSizer->Add(LabelFrame,0,wxALIGN_CENTER_VERTICAL,0);
	FrameSizer->Add(JumpFrame,1,wxLEFT,5);
	TimeSizer->Add(LabelTime,0,wxALIGN_CENTER_VERTICAL,0);
	TimeSizer->Add(JumpTime,1,wxLEFT,5);
	wxSizer *TimesSizer = new wxStaticBoxSizer(wxVERTICAL, this, _T(""));
	TimesSizer->Add(FrameSizer,0,wxEXPAND | wxBOTTOM,5);
	TimesSizer->Add(TimeSizer,0,wxEXPAND,0);

	// Buttons
	wxButton *OKButton = new wxButton(this,wxID_OK);
	wxButton *CancelButton = new wxButton(this,wxID_CANCEL);
	wxSizer *ButtonSizer = new wxBoxSizer(wxHORIZONTAL);
	ButtonSizer->Add(OKButton,1,wxRIGHT,5);
	ButtonSizer->Add(CancelButton,0,0,0);

	// General layout
	wxSizer *MainSizer = new wxBoxSizer(wxVERTICAL);
	MainSizer->Add(TimesSizer,0,wxEXPAND | wxLEFT | wxBOTTOM | wxRIGHT,5);
	MainSizer->Add(ButtonSizer,0,wxEXPAND | wxLEFT | wxBOTTOM | wxRIGHT,5);

	// Set sizer
	SetSizer(MainSizer);
	MainSizer->SetSizeHints(this);
	CenterOnParent();
	ready = true;
}


///////////////
// Event table
BEGIN_EVENT_TABLE(DialogJumpTo, wxDialog)
	EVT_TEXT_ENTER(TEXT_JUMP_FRAME,DialogJumpTo::OnKey)
	EVT_TEXT_ENTER(TEXT_JUMP_TIME,DialogJumpTo::OnKey)
	EVT_BUTTON(wxID_CANCEL,DialogJumpTo::OnCloseButton)
	EVT_BUTTON(wxID_OK,DialogJumpTo::OnOK)
	EVT_TEXT(TEXT_JUMP_TIME, DialogJumpTo::OnEditTime)
	EVT_TEXT(TEXT_JUMP_FRAME, DialogJumpTo::OnEditFrame)
END_EVENT_TABLE()



/// @brief Close 
/// @param event 
///
void DialogJumpTo::OnCloseButton (wxCommandEvent &event) { OnClose(false); }

/// @brief DOCME
/// @param event 
///
void DialogJumpTo::OnOK (wxCommandEvent &event) { OnClose(true); }



/// @brief On Key pressed 
/// @param event 
///
void DialogJumpTo::OnKey(wxCommandEvent &event) {
	EndModal(0);
	if (jumpframe > VideoContext::Get()->GetLength()-1) jumpframe = VideoContext::Get()->GetLength()-1;
	VideoContext::Get()->JumpToFrame(jumpframe);
}



/// @brief On OK button pressed 
/// @param ok 
///
void DialogJumpTo::OnClose(bool ok) {
	EndModal(0);
	if (jumpframe > VideoContext::Get()->GetLength()-1) jumpframe = VideoContext::Get()->GetLength()-1;
	if (ok)	VideoContext::Get()->JumpToFrame(jumpframe);
}



/// @brief Time editbox changed 
/// @param event 
///
void DialogJumpTo::OnEditTime (wxCommandEvent &event) {
	if (ready) {
		ready = false;

		// Update frame
		long newframe = VFR_Output.GetFrameAtTime(JumpTime->time.GetMS());
		if (jumpframe != newframe) {
			jumpframe = newframe;
			JumpFrame->SetValue(wxString::Format(_T("%i"),jumpframe));
		}

		ready = true;
	}
	else event.Skip();
}



/// @brief Frame editbox changed 
/// @param event 
///
void DialogJumpTo::OnEditFrame (wxCommandEvent &event) {
	if (ready) {
		ready = false;

		// Update frame
		JumpFrame->GetValue().ToLong(&jumpframe);

		JumpFrame->SetValue(wxString::Format(_T("%i"),jumpframe));

		// Update time
		int newtime = VFR_Output.GetTimeAtFrame(jumpframe,true,true);
		if (jumptime.GetMS() != newtime) {
			jumptime.SetMS(newtime);
			JumpTime->SetValue(jumptime.GetASSFormated());
		}

		ready = true;
	}
	else event.Skip();
}


