initial commit

Signed-off-by: Peter Siegmund <mars3142@noreply.mars3142.dev>

libs/wxWidgets-3.3.1/demos/forty/canvas.cpp

@@ -0,0 +1,273 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        canvas.cpp
+// Purpose:     Forty Thieves patience game
+// Author:      Chris Breeze
+// Created:     21/07/97
+// Copyright:   (c) 1993-1998 Chris Breeze
+// Licence:     wxWindows licence
+//---------------------------------------------------------------------------
+// Last modified: 22nd July 1998 - ported to wxWidgets 2.0
+/////////////////////////////////////////////////////////////////////////////
+
+// For compilers that support precompilation, includes "wx/wx.h".
+#include "wx/wxprec.h"
+
+#ifndef WX_PRECOMP
+#include "wx/wx.h"
+#endif
+
+#include "forty.h"
+#include "card.h"
+#include "game.h"
+#include "scorefil.h"
+#include "playerdg.h"
+#include "canvas.h"
+
+wxBEGIN_EVENT_TABLE(FortyCanvas, wxScrolledWindow)
+    EVT_MOUSE_EVENTS(FortyCanvas::OnMouseEvent)
+wxEND_EVENT_TABLE()
+
+FortyCanvas::FortyCanvas(wxWindow* parent, const wxPoint& pos, const wxSize& size) :
+             wxScrolledWindow(parent, wxID_ANY, pos, size, 0),
+             m_helpingHand(true),
+             m_rightBtnUndo(true),
+             m_playerDialog(0),
+             m_leftBtnDown(false)
+{
+#ifdef __WXMSW__
+    // Unfortunately the redraw logic here is incompatible with double
+    // buffering under MSW, so we have to disable it. The proper solution would
+    // be to rewrite this logic, as this is also required to make it work under
+    // GTK/Wayland and macOS, where the game currently doesn't update its
+    // display at all.
+    MSWDisableComposited();
+#endif
+
+    SetScrollbars(0, 0, 0, 0);
+
+#ifdef __WXGTK__
+    m_font = wxTheFontList->FindOrCreateFont(wxFontInfo(12).Family(wxFONTFAMILY_ROMAN));
+#else
+    m_font = wxTheFontList->FindOrCreateFont(wxFontInfo(10).Family(wxFONTFAMILY_SWISS));
+#endif
+    SetBackgroundColour(FortyApp::BackgroundColour());
+
+    m_handCursor = new wxCursor(wxCURSOR_HAND);
+    m_arrowCursor = new wxCursor(wxCURSOR_ARROW);
+
+    wxString name = wxTheApp->GetAppName();
+    if ( name.empty() ) name = wxT("forty");
+    m_scoreFile = new ScoreFile(name);
+    m_game = new Game(0, 0, 0);
+    m_game->Deal();
+}
+
+
+FortyCanvas::~FortyCanvas()
+{
+    UpdateScores();
+    delete m_game;
+    delete m_scoreFile;
+    delete m_handCursor;
+    delete m_arrowCursor;
+}
+
+
+/*
+Write the current player's score back to the score file
+*/
+void FortyCanvas::UpdateScores()
+{
+    if (!m_player.empty() && m_scoreFile && m_game)
+    {
+        m_scoreFile->WritePlayersScore(
+            m_player,
+            m_game->GetNumWins(),
+            m_game->GetNumGames(),
+            m_game->GetScore()
+        );
+    }
+}
+
+
+void FortyCanvas::OnDraw(wxDC& dc)
+{
+    dc.SetFont(* m_font);
+    m_game->Redraw(dc);
+#if 0
+    // if player name not set (and selection dialog is not displayed)
+    // then ask the player for their name
+    if (m_player.empty() && !m_playerDialog)
+    {
+        m_playerDialog = new PlayerSelectionDialog(this, m_scoreFile);
+        m_playerDialog->ShowModal();
+        m_player = m_playerDialog->GetPlayersName();
+        if ( !m_player.empty() )
+        {
+            // user entered a name - lookup their score
+            int wins, games, score;
+            m_scoreFile->ReadPlayersScore(m_player, wins, games, score);
+            m_game->NewPlayer(wins, games, score);
+            m_game->DisplayScore(dc);
+            m_playerDialog->Destroy();
+            m_playerDialog = 0;
+            Refresh(false);
+        }
+        else
+        {
+            // user cancelled the dialog - exit the app
+            ((wxFrame*)GetParent())->Close(true);
+        }
+    }
+#endif
+}
+
+void FortyCanvas::ShowPlayerDialog()
+{
+    // if player name not set (and selection dialog is not displayed)
+    // then ask the player for their name
+    if (m_player.empty() && !m_playerDialog)
+    {
+        m_playerDialog = new PlayerSelectionDialog(this, m_scoreFile);
+        m_playerDialog->ShowModal();
+        m_player = m_playerDialog->GetPlayersName();
+        if ( !m_player.empty() )
+        {
+            // user entered a name - lookup their score
+            int wins, games, score;
+            m_scoreFile->ReadPlayersScore(m_player, wins, games, score);
+            m_game->NewPlayer(wins, games, score);
+
+            wxClientDC dc(this);
+            dc.SetFont(* m_font);
+            m_game->DisplayScore(dc);
+            m_playerDialog->Destroy();
+            m_playerDialog = 0;
+            Refresh(false);
+        }
+        else
+        {
+            // user cancelled the dialog - exit the app
+            ((wxFrame*)GetParent())->Close(true);
+        }
+    }
+}
+
+/*
+Called when the main frame is closed
+*/
+bool FortyCanvas::OnCloseCanvas()
+{
+    if (m_game->InPlay() &&
+        wxMessageBox(wxT("Are you sure you want to\nabandon the current game?"),
+            wxT("Warning"), wxYES_NO | wxICON_QUESTION) == wxNO)
+    {
+        return false;
+    }
+    return true;
+}
+
+void FortyCanvas::OnMouseEvent(wxMouseEvent& event)
+{
+    int mouseX = (int)event.GetX();
+    int mouseY = (int)event.GetY();
+
+    wxClientDC dc(this);
+    PrepareDC(dc);
+    dc.SetFont(* m_font);
+
+    if (event.LeftDClick())
+    {
+        if (m_leftBtnDown)
+        {
+            m_leftBtnDown = false;
+            ReleaseMouse();
+            m_game->LButtonUp(dc, mouseX, mouseY);
+        }
+        m_game->LButtonDblClk(dc, mouseX, mouseY);
+    }
+    else if (event.LeftDown())
+    {
+        if (!m_leftBtnDown)
+        {
+            m_leftBtnDown = true;
+            CaptureMouse();
+            m_game->LButtonDown(dc, mouseX, mouseY);
+        }
+    }
+    else if (event.LeftUp())
+    {
+        if (m_leftBtnDown)
+        {
+            m_leftBtnDown = false;
+            ReleaseMouse();
+            m_game->LButtonUp(dc, mouseX, mouseY);
+        }
+    }
+    else if (event.RightDown() && !event.LeftIsDown())
+    {
+        // only allow right button undo if m_rightBtnUndo is true
+        if (m_rightBtnUndo)
+        {
+            if (event.ControlDown() || event.ShiftDown())
+            {
+                m_game->Redo(dc);
+            }
+            else
+            {
+                m_game->Undo(dc);
+            }
+        }
+    }
+    else if (event.Dragging())
+    {
+        m_game->MouseMove(dc, mouseX, mouseY);
+    }
+
+    if (!event.LeftIsDown())
+    {
+        SetCursorStyle(mouseX, mouseY);
+    }
+}
+
+void FortyCanvas::SetCursorStyle(int x, int y)
+{
+    // Only set cursor to a hand if 'helping hand' is enabled and
+    // the card under the cursor can go somewhere
+    if (m_game->CanYouGo(x, y) && m_helpingHand)
+    {
+        SetCursor(* m_handCursor);
+    }
+    else
+    {
+        SetCursor(* m_arrowCursor);
+    }
+
+}
+
+void FortyCanvas::NewGame()
+{
+    m_game->Deal();
+    Refresh();
+}
+
+void FortyCanvas::Undo()
+{
+    wxClientDC dc(this);
+    PrepareDC(dc);
+    dc.SetFont(* m_font);
+    m_game->Undo(dc);
+}
+
+void FortyCanvas::Redo()
+{
+    wxClientDC dc(this);
+    PrepareDC(dc);
+    dc.SetFont(* m_font);
+    m_game->Redo(dc);
+}
+
+void FortyCanvas::LayoutGame()
+{
+       m_game->Layout();
+}