initial commit

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

libs/wxWidgets-3.3.1/demos/life/life.h

@@ -0,0 +1,158 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        life.h
+// Purpose:     The game of Life, created by J. H. Conway
+// Author:      Guillermo Rodriguez Garcia, <guille@iies.es>
+// Created:     Jan/2000
+// Copyright:   (c) 2000, Guillermo Rodriguez Garcia
+// Licence:     wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+
+#ifndef _LIFE_APP_H_
+#define _LIFE_APP_H_
+
+#include "wx/minifram.h"
+
+#include "game.h"
+
+
+// --------------------------------------------------------------------------
+// LifeCanvas
+// --------------------------------------------------------------------------
+
+// Note that in LifeCanvas, all cell coordinates are
+// named i, j, while screen coordinates are named x, y.
+
+class LifeCanvas : public wxWindow
+{
+public:
+    // ctor and dtor
+    LifeCanvas(wxWindow* parent, Life* life, bool interactive = true);
+    virtual ~LifeCanvas();
+
+    // view management
+    int  GetCellSize() const { return m_cellsize; }
+    void SetCellSize(int cellsize);
+    void Recenter(wxInt32 i, wxInt32 j);
+
+    // drawing
+    void DrawChanged();
+    void DrawCell(wxInt32 i, wxInt32 j, bool alive);
+
+private:
+    // any class wishing to process wxWidgets events must use this macro
+    wxDECLARE_EVENT_TABLE();
+
+    // draw a cell (parametrized by DC)
+    void DrawCell(wxInt32 i, wxInt32 j, wxDC &dc);
+
+    // event handlers
+    void OnPaint(wxPaintEvent& event);
+    void OnMouse(wxMouseEvent& event);
+    void OnSize(wxSizeEvent& event);
+    void OnScroll(wxScrollWinEvent& event);
+    void OnEraseBackground(wxEraseEvent& event);
+
+    // conversion between cell and screen coordinates
+    inline wxInt32 XToCell(wxCoord x) const { return (x / m_cellsize) + m_viewportX; }
+    inline wxInt32 YToCell(wxCoord y) const { return (y / m_cellsize) + m_viewportY; }
+    inline wxCoord CellToX(wxInt32 i) const { return (i - m_viewportX) * m_cellsize; }
+    inline wxCoord CellToY(wxInt32 j) const { return (j - m_viewportY) * m_cellsize; }
+
+    // what is the user doing?
+    enum MouseStatus
+    {
+        MOUSE_NOACTION,
+        MOUSE_DRAWING,
+        MOUSE_ERASING
+    };
+
+    Life        *m_life;            // Life object
+    int          m_cellsize;        // current cell size, in pixels
+    bool         m_interactive;     // is this canvas interactive?
+    MouseStatus  m_status;          // what is the user doing?
+    wxInt32      m_viewportX;       // first visible cell (x coord)
+    wxInt32      m_viewportY;       // first visible cell (y coord)
+    wxInt32      m_viewportW;       // number of visible cells (w)
+    wxInt32      m_viewportH;       // number of visible cells (h)
+    int          m_thumbX;          // horiz. scrollbar thumb position
+    int          m_thumbY;          // vert. scrollbar thumb position
+    wxInt32      m_mi, m_mj;        // last mouse position
+};
+
+
+// --------------------------------------------------------------------------
+// LifeNavigator
+// --------------------------------------------------------------------------
+
+class LifeNavigator : public wxMiniFrame
+{
+public:
+    // ctor
+    LifeNavigator(wxWindow *parent);
+
+private:
+    // any class wishing to process wxWidgets events must use this macro
+    wxDECLARE_EVENT_TABLE();
+
+    // event handlers
+    void OnClose(wxCloseEvent& event);
+};
+
+
+// --------------------------------------------------------------------------
+// LifeFrame
+// --------------------------------------------------------------------------
+
+class LifeFrame : public wxFrame
+{
+public:
+    // ctor and dtor
+    LifeFrame();
+    virtual ~LifeFrame();
+
+    // member functions
+    void UpdateInfoText();
+    void UpdateUI();
+
+private:
+    // any class wishing to process wxWidgets events must use this macro
+    wxDECLARE_EVENT_TABLE();
+
+    // event handlers
+    void OnMenu(wxCommandEvent& event);
+    void OnOpen(wxCommandEvent& event);
+    void OnSamples(wxCommandEvent& event);
+    void OnNavigate(wxCommandEvent& event);
+    void OnZoom(wxCommandEvent& event);
+    void OnSlider(wxScrollEvent& event);
+    void OnTimer(wxTimerEvent& event);
+    void OnClose(wxCloseEvent& event);
+
+    // event handler helpers
+    void OnStart();
+    void OnStop();
+    void OnStep();
+
+    Life           *m_life;
+    LifeCanvas     *m_canvas;
+    LifeNavigator  *m_navigator;
+    wxStaticText   *m_text;
+    wxTimer        *m_timer;
+    bool            m_running;
+    bool            m_topspeed;
+    long            m_interval;
+    long            m_tics;
+};
+
+
+// --------------------------------------------------------------------------
+// LifeApp
+// --------------------------------------------------------------------------
+
+class LifeApp : public wxApp
+{
+public:
+    virtual bool OnInit() override;
+};
+
+#endif  // _LIFE_APP_H_