// TortoiseMerge - a Diff/Patch program

// Copyright (C) 2006-2007, 2009-2010, 2013-2014, 2016-2017, 2020-2021 - TortoiseSVN

// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.

// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.

// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software Foundation,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
//
#include "stdafx.h"
#include "AboutDlg.h"
#include "svn_version.h"
#include "svn_diff.h"
#include "../../apr/include/apr_version.h"
#include "../../apr-util/include/apu_version.h"
#include "../version.h"
#include "../Utils/DPIAware.h"

// CAboutDlg dialog

IMPLEMENT_DYNAMIC(CAboutDlg, CStandAloneDialog)
CAboutDlg::CAboutDlg(CWnd* pParent /*=nullptr*/)
    : CStandAloneDialog(CAboutDlg::IDD, pParent)
{
}

CAboutDlg::~CAboutDlg()
{
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
    CStandAloneDialog::DoDataExchange(pDX);
    DDX_Control(pDX, IDC_WEBLINK, m_cWebLink);
    DDX_Control(pDX, IDC_SUPPORTLINK, m_cSupportLink);
}

BEGIN_MESSAGE_MAP(CAboutDlg, CStandAloneDialog)
    ON_WM_TIMER()
    ON_WM_MOUSEMOVE()
    ON_WM_CLOSE()
END_MESSAGE_MAP()

BOOL CAboutDlg::OnInitDialog()
{
    CStandAloneDialog::OnInitDialog();

    ExtendFrameIntoClientArea(IDC_VERSIONBOX);
    m_aeroControls.SubclassControl(this, IDOK);

    //set the version string
    CString temp, boxTitle;
    boxTitle.Format(IDS_ABOUTVERSIONBOX, TSVN_VERMAJOR, TSVN_VERMINOR, TSVN_VERMICRO, TSVN_VERBUILD, TEXT(TSVN_PLATFORM), TEXT(TSVN_VERDATE));
    SetDlgItemText(IDC_VERSIONBOX, boxTitle);
    const svn_version_t* diffVer = svn_diff_version();
    temp.Format(IDS_ABOUTVERSION, TSVN_VERMAJOR, TSVN_VERMINOR, TSVN_VERMICRO, TSVN_VERBUILD, TEXT(TSVN_PLATFORM), TEXT(TSVN_VERDATE),
                diffVer->major, diffVer->minor, diffVer->patch, static_cast<LPCWSTR>(CString(diffVer->tag)),
                APR_MAJOR_VERSION, APR_MINOR_VERSION, APR_PATCH_VERSION,
                APU_MAJOR_VERSION, APU_MINOR_VERSION, APU_PATCH_VERSION);
    SetDlgItemText(IDC_VERSIONABOUT, temp);
    this->SetWindowText(L"TortoiseMerge");

    CPictureHolder tmpPic;
    tmpPic.CreateFromBitmap(IDB_LOGOFLIPPED);
    m_renderSrc.Create32BitFromPicture(&tmpPic, CDPIAware::Instance().Scale(GetSafeHwnd(), 468), CDPIAware::Instance().Scale(GetSafeHwnd(), 64));
    m_renderDest.Create32BitFromPicture(&tmpPic, CDPIAware::Instance().Scale(GetSafeHwnd(), 468), CDPIAware::Instance().Scale(GetSafeHwnd(), 64));

    m_waterEffect.Create(CDPIAware::Instance().Scale(GetSafeHwnd(), 468), CDPIAware::Instance().Scale(GetSafeHwnd(), 64));
    SetTimer(ID_EFFECTTIMER, 40, nullptr);
    SetTimer(ID_DROPTIMER, 300, nullptr);

    m_cWebLink.SetURL(L"https://tortoisesvn.net");
    m_cSupportLink.SetURL(L"https://tortoisesvn.net/support.html");

    return TRUE; // return TRUE unless you set the focus to a control
    // EXCEPTION: OCX Property Pages should return FALSE
}

void CAboutDlg::OnTimer(UINT_PTR nIDEvent)
{
    if (nIDEvent == ID_EFFECTTIMER)
    {
        m_waterEffect.Render(static_cast<DWORD*>(m_renderSrc.GetDIBits()), static_cast<DWORD*>(m_renderDest.GetDIBits()));
        CClientDC dc(this);
        CPoint    ptOrigin(CDPIAware::Instance().Scale(GetSafeHwnd(), 15), CDPIAware::Instance().Scale(GetSafeHwnd(), 20));
        m_renderDest.Draw(&dc, ptOrigin);
    }
    if (nIDEvent == ID_DROPTIMER)
    {
        CRect r;
        r.left   = CDPIAware::Instance().Scale(GetSafeHwnd(), 15);
        r.top    = CDPIAware::Instance().Scale(GetSafeHwnd(), 20);
        r.right  = r.left + m_renderSrc.GetWidth();
        r.bottom = r.top + m_renderSrc.GetHeight();
        m_waterEffect.Blob(RANDOM(r.left, r.right), RANDOM(r.top, r.bottom), 2, 400, m_waterEffect.m_iHpage);
    }
    CStandAloneDialog::OnTimer(nIDEvent);
}

void CAboutDlg::OnMouseMove(UINT nFlags, CPoint point)
{
    auto  dpix15 = CDPIAware::Instance().Scale(GetSafeHwnd(), 15);
    auto  dpiy20 = CDPIAware::Instance().Scale(GetSafeHwnd(), 20);
    CRect r;
    r.left   = dpix15;
    r.top    = dpiy20;
    r.right  = r.left + m_renderSrc.GetWidth();
    r.bottom = r.top + m_renderSrc.GetHeight();

    if (r.PtInRect(point) != FALSE)
    {
        // dibs are drawn upside down...
        point.y -= dpiy20;
        point.y = CDPIAware::Instance().Scale(GetSafeHwnd(), 64) - point.y;

        if (nFlags & MK_LBUTTON)
            m_waterEffect.Blob(point.x - dpix15, point.y, CDPIAware::Instance().Scale(GetSafeHwnd(), 10), 1600, m_waterEffect.m_iHpage);
        else
            m_waterEffect.Blob(point.x - dpix15, point.y, CDPIAware::Instance().Scale(GetSafeHwnd(), 5), 50, m_waterEffect.m_iHpage);
    }

    CStandAloneDialog::OnMouseMove(nFlags, point);
}

void CAboutDlg::OnClose()
{
    KillTimer(ID_EFFECTTIMER);
    KillTimer(ID_DROPTIMER);
    CStandAloneDialog::OnClose();
}