/*  Starshatter: The Open Source Project
    Copyright (c) 2021-2024, Starshatter: The Open Source Project Contributors
    Copyright (c) 2011-2012, Starshatter OpenSource Distribution Contributors
    Copyright (c) 1997-2006, Destroyer Studios LLC.

    AUTHOR:       John DiCamillo


    OVERVIEW
    ========
*/

#include "ExitDlg.h"
#include "MenuScreen.h"
#include "MusicDirector.h"
#include "Starshatter.h"
#include "FormatUtil.h"

#include "Clock.h"
#include "Keyboard.h"
#include "Button.h"
#include "RichTextBox.h"
#include "DataLoader.h"

// +--------------------------------------------------------------------+
// DECLARE MAPPING FUNCTIONS:

DEF_MAP_CLIENT(ExitDlg, OnApply);
DEF_MAP_CLIENT(ExitDlg, OnCancel);

// +--------------------------------------------------------------------+

ExitDlg::ExitDlg(Screen* s, FormDef& def, MenuScreen* mgr)
: FormWindow(s,  0,  0, s->Width(), s->Height()),
manager(mgr), exit_latch(false),
credits(0), apply(0), cancel(0),
def_rect(def.GetRect())
{
    Init(def);
}

ExitDlg::~ExitDlg()
{
}

void
ExitDlg::RegisterControls()
{
    if (apply)
    return;

    credits = (RichTextBox*) FindControl(201);

    apply   = (Button*) FindControl(1);
    REGISTER_CLIENT(EID_CLICK, apply, ExitDlg, OnApply);

    cancel  = (Button*) FindControl(2);
    REGISTER_CLIENT(EID_CLICK, cancel, ExitDlg, OnCancel);
}

// +--------------------------------------------------------------------+

void
ExitDlg::ExecFrame()
{
    if (credits && credits->GetLineCount() > 0) {
        credits->SmoothScroll(ScrollWindow::SCROLL_DOWN, Clock::GetInstance()->GuiDelta());

        if (credits->GetTopIndex() >= credits->GetLineCount()-1) {
            credits->ScrollTo(0);
        }
    }

    if (Keyboard::KeyDown(VK_RETURN)) {
        OnApply(0);
    }

    if (Keyboard::KeyDown(VK_ESCAPE)) {
        if (!exit_latch)
        OnCancel(0);
    }
    else {
        exit_latch = false;
    }
}

// +--------------------------------------------------------------------+

void
ExitDlg::Show()
{
    if (!IsShown()) {
        Rect r = def_rect;

        if (r.w > screen->Width()) {
            int extra = r.w - screen->Width();
            r.w -= extra;
        }

        if (r.h > screen->Height()) {
            int extra = r.h - screen->Height();
            r.h -= extra;
        }

        r.x = (screen->Width()  - r.w) / 2;
        r.y = (screen->Height() - r.h) / 2;

        MoveTo(r);

        exit_latch = true;
        Button::PlaySound(Button::SND_CONFIRM);
        MusicDirector::SetMode(MusicDirector::CREDITS);

        DataLoader* loader = DataLoader::GetLoader();
        BYTE*       block    = 0;

        loader->SetDataPath(0);
        loader->LoadBuffer("credits.txt", block, true);

        if (block && credits) {
            credits->SetText((const char*) block);
        }

        loader->ReleaseBuffer(block);
    }

    FormWindow::Show();
}

// +--------------------------------------------------------------------+

void
ExitDlg::OnApply(AWEvent* event)
{
    Starshatter* stars = Starshatter::GetInstance();

    if (stars) {
        ::Print("Exit Confirmed.\n");
        stars->Exit();
    }
}

void
ExitDlg::OnCancel(AWEvent* event)
{
    manager->ShowMenuDlg();
    MusicDirector::SetMode(MusicDirector::MENU);
}

// +--------------------------------------------------------------------+