/////////////////////////////////////////////////////////////////////////////

// Name: aboutdialog.cpp

// Purpose: Create and show the About dialog

// Author: Jan Buchholz

// Created: 2025-11-12

/////////////////////////////////////////////////////////////////////////////

#include "aboutdialog.h"

#include "definitions.h"

#include "logo.hpp"

#include <wx/mstream.h>

#include <wx/image.h>

#include <wx/bitmap.h>

AboutDialog::AboutDialog(wxFrame* parent) {

m_parent = parent;

m_dialog = new wxDialog(parent, wxID_ANY, UNI_HELP_ABOUT, wxDefaultPosition, wxDefaultSize);

m_dialog->SetWindowStyle(wxCAPTION | wxCLOSE_BOX);

}

void AboutDialog::showDialog() {

const int c_padding = 30;

wxBoxSizer* mainSizer = new wxBoxSizer(wxVERTICAL);

wxBitmap appLogoBitmap = loadEmbeddedPng();

int width = appLogoBitmap.GetWidth() / 2;

int height = appLogoBitmap.GetHeight() / 2;

wxImage scaledImage = appLogoBitmap.ConvertToImage().Scale(width, height, wxIMAGE_QUALITY_HIGH);

wxBitmap scaledBitmap(scaledImage);

wxStaticBitmap* staticAppLogoBitmap = new wxStaticBitmap(m_dialog, wxID_ANY, scaledBitmap,

wxPoint(10, 10), wxSize(-1, -1));

mainSizer->Add(staticAppLogoBitmap, 0, wxALIGN_CENTER_HORIZONTAL | wxTOP, c_padding);

wxString appNameVersion = wxString(APP_NAME) + SPACE + wxString(APP_VERSION);

wxStaticText* lbl_appNameVersion = new wxStaticText(m_dialog, wxID_ANY, appNameVersion,

wxDefaultPosition, wxDefaultSize, wxALIGN_CENTRE_HORIZONTAL);

lbl_appNameVersion->SetFont(wxFontInfo(12).Bold());

mainSizer->Add(lbl_appNameVersion, 0, wxALIGN_CENTER_HORIZONTAL | wxTOP, c_padding);

wxStaticText* lbl_about = new wxStaticText(m_dialog, wxID_ANY, APP_AUTHOR_STRING + DIALOG_ABOUT,

wxDefaultPosition, wxDefaultSize, wxALIGN_CENTRE_HORIZONTAL);

mainSizer->Add(lbl_about, 0, wxALIGN_CENTER_HORIZONTAL | wxTOP | wxLEFT | wxRIGHT, c_padding);

wxStaticText* lbl_credits = new wxStaticText(m_dialog, wxID_ANY, DIALOG_CREDITS,

wxDefaultPosition, wxDefaultSize, wxALIGN_CENTRE_HORIZONTAL);

mainSizer->Add(lbl_credits, 0, wxALIGN_CENTER_HORIZONTAL | wxALL, c_padding);

wxButton* btnOK = new wxButton(m_dialog, wxID_OK, CAP_CLOSE);

mainSizer->Add(btnOK, 0, wxALIGN_CENTER_HORIZONTAL | wxALL, c_padding);

m_dialog->SetSizerAndFit(mainSizer);

m_dialog->Layout();

m_dialog->Fit();

m_dialog->CentreOnParent();

m_dialog->ShowModal();

}

wxBitmap AboutDialog::loadEmbeddedPng() {

wxMemoryInputStream stream(logo_png, logo_png_len);

wxImage img(stream, wxBITMAP_TYPE_PNG);

return wxBitmap(img);

}