[wxWidgets.git] / demos / bombs / bombs1.cpp

///////////////////////////////////////////////////////////////////////////////
// Name:        bombs1.cpp
// Purpose:     Bombs game
// Author:      P. Foggia 1996
// Modified by:
// Created:     1996
// RCS-ID:      $Id$
// Copyright:   (c) 1996 P. Foggia
// Licence:     wxWindows licence
///////////////////////////////////////////////////////////////////////////////

/*
 * implementation of the methods DrawField and OnEvent of the
 * class BombsCanvas
 */

#ifdef __GNUG__
#pragma implementation
#endif

#include "wx/wxprec.h"

#ifndef  WX_PRECOMP
  #include "wx/wx.h"
#endif //precompiled headers

#include "bombs.h"

/*--------  BombCanvasClass::DrawField(dc, xc1, yc1, xc2, yc2)  -------*/
/* Draws the field on the device context dc                            */
/* xc1,yc1 etc. are the (inclusive) limits of the area to be drawn,    */
/* expressed in cells.                                                 */
/*---------------------------------------------------------------------*/
void BombsCanvasClass::DrawField(wxDC *dc, int xc1, int yc1, int xc2, int yc2)
{ int x,y,xmax,ymax;
  char buf[2];
  long chw, chh;

  wxColour *wxBlack = wxTheColourDatabase->FindColour("BLACK");
  wxColour *wxWhite = wxTheColourDatabase->FindColour("WHITE");
  wxColour *wxRed = wxTheColourDatabase->FindColour("RED");
  wxColour *wxBlue = wxTheColourDatabase->FindColour("BLUE");
  wxColour *wxGrey = wxTheColourDatabase->FindColour("LIGHT GREY");
  wxColour *wxGreen = wxTheColourDatabase->FindColour("GREEN");

  wxPen *blackPen = wxThePenList->FindOrCreatePen(*wxBlack, 1, wxSOLID);
  wxPen *redPen = wxThePenList->FindOrCreatePen(*wxRed, 1, wxSOLID);
  wxPen *bluePen = wxThePenList->FindOrCreatePen(*wxBlue, 1, wxSOLID);
  wxBrush *whiteBrush = wxTheBrushList->FindOrCreateBrush(*wxWhite, wxSOLID);
  wxBrush *greyBrush = wxTheBrushList->FindOrCreateBrush(*wxGrey, wxSOLID);
  wxBrush *redBrush = wxTheBrushList->FindOrCreateBrush(*wxRed, wxSOLID);

  xmax=field_width*x_cell*X_UNIT;
  ymax=field_height*y_cell*Y_UNIT;


  dc->SetPen(* blackPen);
  for(x=xc1; x<=xc2; x++)
    dc->DrawLine(x*x_cell*X_UNIT, 0, x*x_cell*X_UNIT, ymax);
  for(y=xc1; y<=yc2; y++)
    dc->DrawLine(0, y*y_cell*Y_UNIT, xmax, y*y_cell*Y_UNIT);


  wxFont font= BOMBS_FONT;
  dc->SetFont(font); 

  buf[1]='\0';
  for(x=xc1; x<=xc2; x++)
    for(y=yc1; y<=yc2; y++)
      { if (wxGetApp().Game.IsMarked(x,y))
          { dc->SetPen(* blackPen);
            dc->SetBrush(* greyBrush);
            dc->DrawRectangle( x*x_cell*X_UNIT, y*y_cell*Y_UNIT,
                               x_cell*X_UNIT+1, y_cell*Y_UNIT+1);
            *buf='M';
            if (!wxGetApp().Game.IsHidden(x,y) && wxGetApp().Game.IsBomb(x,y))
              dc->SetTextForeground(*wxBlue);
            else
              dc->SetTextForeground(*wxRed);
            dc->SetTextBackground(*wxGrey);
            dc->GetTextExtent(buf, &chw, &chh);
            dc->DrawText( buf,
                  x*x_cell*X_UNIT + (x_cell*X_UNIT-chw)/2,
                  y*y_cell*Y_UNIT + (y_cell*Y_UNIT-chh)/2
                );
            if (!wxGetApp().Game.IsHidden(x,y) && wxGetApp().Game.IsBomb(x,y))
              { dc->SetPen(*redPen);
                dc->DrawLine(x*x_cell*X_UNIT, y*y_cell*Y_UNIT,
                             (x+1)*x_cell*X_UNIT, (y+1)*y_cell*Y_UNIT);
                dc->DrawLine(x*x_cell*X_UNIT, (y+1)*y_cell*Y_UNIT,
                             (x+1)*x_cell*X_UNIT, y*y_cell*Y_UNIT);
              }
          }
        else if (wxGetApp().Game.IsHidden(x,y))
          { dc->SetPen(*blackPen);
            dc->SetBrush(*greyBrush);
            dc->DrawRectangle( x*x_cell*X_UNIT, y*y_cell*Y_UNIT,
                               x_cell*X_UNIT+1, y_cell*Y_UNIT+1);
          }
        else if (wxGetApp().Game.IsBomb(x,y))
          { dc->SetPen(* blackPen);
            dc->SetBrush(* redBrush);
            dc->DrawRectangle( x*x_cell*X_UNIT, y*y_cell*Y_UNIT,
                               x_cell*X_UNIT+1, y_cell*Y_UNIT+1);
            *buf='B';
            dc->SetTextForeground(* wxBlack);
            dc->SetTextBackground(* wxRed);
            dc->GetTextExtent(buf, &chw, &chh);
            dc->DrawText( buf,
                  x*x_cell*X_UNIT + (x_cell*X_UNIT-chw)/2,
                  y*y_cell*Y_UNIT + (y_cell*Y_UNIT-chh)/2
                );
            if (wxGetApp().Game.IsExploded(x,y))
              { dc->SetPen(* bluePen);
                dc->DrawLine(x*x_cell*X_UNIT, y*y_cell*Y_UNIT,
                             (x+1)*x_cell*X_UNIT, (y+1)*y_cell*Y_UNIT);
                dc->DrawLine(x*x_cell*X_UNIT, (y+1)*y_cell*Y_UNIT,
                             (x+1)*x_cell*X_UNIT, y*y_cell*Y_UNIT);
              }
          }
        else   // Display a digit
          { dc->SetPen(* blackPen);
            dc->SetBrush(* whiteBrush);
            dc->DrawRectangle( x*x_cell*X_UNIT, y*y_cell*Y_UNIT,
                               x_cell*X_UNIT+1, y_cell*Y_UNIT+1);
            *buf = (wxGetApp().Game.Get(x,y) & BG_MASK) + '0';
            dc->GetTextExtent(buf, &chw, &chh);
            switch(*buf)
              { case '0': dc->SetTextForeground(* wxGreen); break;
                case '1': dc->SetTextForeground(* wxBlue); break;
                default:  dc->SetTextForeground(* wxBlack); break;
              }
            dc->SetTextBackground(* wxWhite);
            dc->DrawText( buf,
                  x*x_cell*X_UNIT + (x_cell*X_UNIT-chw)/2,
                  y*y_cell*Y_UNIT + (y_cell*Y_UNIT-chh)/2
                );
          }
      }
  dc->SetFont(wxNullFont);

  if (wxGetApp().BombsFrame)
    { char buf[80];
      sprintf(buf, "%d bombs  %d remaining cells",
              wxGetApp().Game.GetBombs(), wxGetApp().Game.GetRemainingCells());
      wxGetApp().BombsFrame->SetStatusText(buf, 0);
    }
}

/*--------  BombCanvasClass::Refresh(xc1, yc1, xc2, yc2)  -------------*/
/* Refreshes the field image                                           */
/* xc1,yc1 etc. are the (inclusive) limits of the area to be drawn,    */
/* expressed in cells.                                                 */
/*---------------------------------------------------------------------*/
void BombsCanvasClass::Refresh(int xc1, int yc1, int xc2, int yc2)
  {
    wxClientDC dc(this);
    DrawField(& dc, xc1, yc1, xc2, yc2);
    if (bmp)
      { wxMemoryDC memDC;
        memDC.SelectObject(* bmp);
        DrawField(&memDC, xc1, yc1, xc2, yc2);
        memDC.SelectObject(wxNullBitmap);
      }
  }

// Called when uncovering a cell.
void BombsCanvasClass::Uncover(int x, int y)
{
  wxGetApp().Game.Unhide(x,y);
  Refresh(x, y, x, y);
  if (wxGetApp().Game.IsBomb(x,y) || wxGetApp().Game.GetRemainingCells()==0)
    { wxBell();
      if (!wxGetApp().Game.IsBomb(x,y))
       { wxMessageBox("Nice! You found all the bombs!", "wxWin Bombs",
                      wxOK|wxCENTRE, wxGetApp().BombsFrame);
       }
      else // x,y is a bomb
       { wxGetApp().Game.Explode(x, y);
       }
      for(x=0; x<field_width; x++)
       for(y=0; y<field_height; y++)
         wxGetApp().Game.Unhide(x,y);
      Refresh(0, 0, field_width-1, field_height-1);
    }
  else if (!wxGetApp().Game.Get(x, y))
    { int left = ( x > 0 ) ? x-1 : 0;
      int right = ( x < wxGetApp().Game.GetWidth() - 1 )?
       x+1 : wxGetApp().Game.GetWidth() - 1;
      int top = ( y > 0 ) ? y-1 : 0;
      int bottom = ( y < wxGetApp().Game.GetHeight() - 1 )?
       y+1 : wxGetApp().Game.GetHeight() - 1;
      int i,j;
      for (j = top; j <= bottom; j++)
       for (i=left; i <= right; i++)
         if ((i != x || j != y) && wxGetApp().Game.IsHidden(i,j)
             && !wxGetApp().Game.IsMarked(i,j))
           Uncover(i,j);
    }
}

// Called when the canvas receives a mouse event.
void BombsCanvasClass::OnEvent(wxMouseEvent& event)
{
  wxCoord fx, fy;
  event.GetPosition(&fx, &fy);
  int x = fx/(x_cell*X_UNIT);
  int y = fy/(y_cell*Y_UNIT);
  if (x<field_width && y<field_height)
    { if ( (event.RightDown() || (event.LeftDown() && event.ShiftDown()))
           && (wxGetApp().Game.IsHidden(x,y)
               || wxGetApp().Game.GetRemainingCells()==0))
        { wxGetApp().Game.Mark(x,y);
          Refresh(x, y, x, y);
          return;
        }
      else if (event.LeftDown() && wxGetApp().Game.IsHidden(x,y)
               && !wxGetApp().Game.IsMarked(x,y))
        { Uncover(x,y);
         return;
        }
    }
}
Commit	Line	Data
025e88c5 JS	1	///////////////////////////////////////////////////////////////////////////////
	2	// Name: bombs1.cpp
	3	// Purpose: Bombs game
	4	// Author: P. Foggia 1996
	5	// Modified by:
	6	// Created: 1996
	7	// RCS-ID: $Id$
	8	// Copyright: (c) 1996 P. Foggia
	9	// Licence: wxWindows licence
	10	///////////////////////////////////////////////////////////////////////////////
	11
	12	/*
	13	* implementation of the methods DrawField and OnEvent of the
	14	* class BombsCanvas
	15	*/
	16
	17	#ifdef __GNUG__
	18	#pragma implementation
	19	#endif
	20
	21	#include "wx/wxprec.h"
	22
	23	#ifndef WX_PRECOMP
	24	#include "wx/wx.h"
	25	#endif //precompiled headers
	26
	27	#include "bombs.h"
	28
	29	/-------- BombCanvasClass::DrawField(dc, xc1, yc1, xc2, yc2) -------/
	30	/* Draws the field on the device context dc */
	31	/* xc1,yc1 etc. are the (inclusive) limits of the area to be drawn, */
	32	/* expressed in cells. */
	33	/---------------------------------------------------------------------/
	34	void BombsCanvasClass::DrawField(wxDC *dc, int xc1, int yc1, int xc2, int yc2)
	35	{ int x,y,xmax,ymax;
	36	char buf[2];
	37	long chw, chh;
	38
	39	wxColour *wxBlack = wxTheColourDatabase->FindColour("BLACK");
	40	wxColour *wxWhite = wxTheColourDatabase->FindColour("WHITE");
	41	wxColour *wxRed = wxTheColourDatabase->FindColour("RED");
	42	wxColour *wxBlue = wxTheColourDatabase->FindColour("BLUE");
	43	wxColour *wxGrey = wxTheColourDatabase->FindColour("LIGHT GREY");
	44	wxColour *wxGreen = wxTheColourDatabase->FindColour("GREEN");
	45
	46	wxPen blackPen = wxThePenList->FindOrCreatePen(wxBlack, 1, wxSOLID);
	47	wxPen redPen = wxThePenList->FindOrCreatePen(wxRed, 1, wxSOLID);
	48	wxPen bluePen = wxThePenList->FindOrCreatePen(wxBlue, 1, wxSOLID);
025e88c5 JS	49	wxBrush whiteBrush = wxTheBrushList->FindOrCreateBrush(wxWhite, wxSOLID);
	50	wxBrush greyBrush = wxTheBrushList->FindOrCreateBrush(wxGrey, wxSOLID);
	51	wxBrush redBrush = wxTheBrushList->FindOrCreateBrush(wxRed, wxSOLID);
	52
	53	xmax=field_widthx_cellX_UNIT;
	54	ymax=field_heighty_cellY_UNIT;
	55
	56
	57	dc->SetPen(* blackPen);
	58	for(x=xc1; x<=xc2; x++)
	59	dc->DrawLine(xx_cellX_UNIT, 0, xx_cellX_UNIT, ymax);
	60	for(y=xc1; y<=yc2; y++)
	61	dc->DrawLine(0, yy_cellY_UNIT, xmax, yy_cellY_UNIT);
	62
	63
	64	wxFont font= BOMBS_FONT;
	65	dc->SetFont(font);
	66
	67	buf[1]='\0';
	68	for(x=xc1; x<=xc2; x++)
	69	for(y=yc1; y<=yc2; y++)
	70	{ if (wxGetApp().Game.IsMarked(x,y))
	71	{ dc->SetPen(* blackPen);
	72	dc->SetBrush(* greyBrush);
	73	dc->DrawRectangle( xx_cellX_UNIT, yy_cellY_UNIT,
	74	x_cellX_UNIT+1, y_cellY_UNIT+1);
	75	*buf='M';
	76	if (!wxGetApp().Game.IsHidden(x,y) && wxGetApp().Game.IsBomb(x,y))
	77	dc->SetTextForeground(*wxBlue);
	78	else
	79	dc->SetTextForeground(*wxRed);
	80	dc->SetTextBackground(*wxGrey);
	81	dc->GetTextExtent(buf, &chw, &chh);
	82	dc->DrawText( buf,
	83	xx_cellX_UNIT + (x_cell*X_UNIT-chw)/2,
	84	yy_cellY_UNIT + (y_cell*Y_UNIT-chh)/2
	85	);
	86	if (!wxGetApp().Game.IsHidden(x,y) && wxGetApp().Game.IsBomb(x,y))
	87	{ dc->SetPen(*redPen);
	88	dc->DrawLine(xx_cellX_UNIT, yy_cellY_UNIT,
	89	(x+1)x_cellX_UNIT, (y+1)y_cellY_UNIT);
	90	dc->DrawLine(xx_cellX_UNIT, (y+1)y_cellY_UNIT,
	91	(x+1)x_cellX_UNIT, yy_cellY_UNIT);
	92	}
	93	}
	94	else if (wxGetApp().Game.IsHidden(x,y))
	95	{ dc->SetPen(*blackPen);
	96	dc->SetBrush(*greyBrush);
	97	dc->DrawRectangle( xx_cellX_UNIT, yy_cellY_UNIT,
	98	x_cellX_UNIT+1, y_cellY_UNIT+1);
	99	}
	100	else if (wxGetApp().Game.IsBomb(x,y))
	101	{ dc->SetPen(* blackPen);
	102	dc->SetBrush(* redBrush);
	103	dc->DrawRectangle( xx_cellX_UNIT, yy_cellY_UNIT,
	104	x_cellX_UNIT+1, y_cellY_UNIT+1);
	105	*buf='B';
	106	dc->SetTextForeground(* wxBlack);
	107	dc->SetTextBackground(* wxRed);
	108	dc->GetTextExtent(buf, &chw, &chh);
	109	dc->DrawText( buf,
	110	xx_cellX_UNIT + (x_cell*X_UNIT-chw)/2,
	111	yy_cellY_UNIT + (y_cell*Y_UNIT-chh)/2
	112	);
113	if (wxGetApp().Game.IsExploded(x,y))
114	{ dc->SetPen(* bluePen);
115	dc->DrawLine(xx_cellX_UNIT, yy_cellY_UNIT,
116	(x+1)x_cellX_UNIT, (y+1)y_cellY_UNIT);
117	dc->DrawLine(xx_cellX_UNIT, (y+1)y_cellY_UNIT,
118	(x+1)x_cellX_UNIT, yy_cellY_UNIT);
119	}
120	}
121	else // Display a digit
122	{ dc->SetPen(* blackPen);
123	dc->SetBrush(* whiteBrush);
124	dc->DrawRectangle( xx_cellX_UNIT, yy_cellY_UNIT,
125	x_cellX_UNIT+1, y_cellY_UNIT+1);
126	*buf = (wxGetApp().Game.Get(x,y) & BG_MASK) + '0';
127	dc->GetTextExtent(buf, &chw, &chh);
128	switch(*buf)
129	{ case '0': dc->SetTextForeground(* wxGreen); break;
130	case '1': dc->SetTextForeground(* wxBlue); break;
131	default: dc->SetTextForeground(* wxBlack); break;
132	}
133	dc->SetTextBackground(* wxWhite);
134	dc->DrawText( buf,
135	xx_cellX_UNIT + (x_cell*X_UNIT-chw)/2,
136	yy_cellY_UNIT + (y_cell*Y_UNIT-chh)/2
137	);
138	}
139	}
140	dc->SetFont(wxNullFont);
141
142	if (wxGetApp().BombsFrame)
143	{ char buf[80];
144	sprintf(buf, "%d bombs %d remaining cells",
145	wxGetApp().Game.GetBombs(), wxGetApp().Game.GetRemainingCells());
146	wxGetApp().BombsFrame->SetStatusText(buf, 0);
147	}
148	}
149
150	/-------- BombCanvasClass::Refresh(xc1, yc1, xc2, yc2) -------------/
151	/* Refreshes the field image */
152	/* xc1,yc1 etc. are the (inclusive) limits of the area to be drawn, */
153	/* expressed in cells. */
154	/---------------------------------------------------------------------/
155	void BombsCanvasClass::Refresh(int xc1, int yc1, int xc2, int yc2)
156	{
157	wxClientDC dc(this);
158	DrawField(& dc, xc1, yc1, xc2, yc2);
159	if (bmp)
160	{ wxMemoryDC memDC;
161	memDC.SelectObject(* bmp);
162	DrawField(&memDC, xc1, yc1, xc2, yc2);
163	memDC.SelectObject(wxNullBitmap);
164	}
165	}
166
7874bf54 VZ	167	// Called when uncovering a cell.
	168	void BombsCanvasClass::Uncover(int x, int y)
	169	{
	170	wxGetApp().Game.Unhide(x,y);
	171	Refresh(x, y, x, y);
	172	if (wxGetApp().Game.IsBomb(x,y) \|\| wxGetApp().Game.GetRemainingCells()==0)
	173	{ wxBell();
	174	if (!wxGetApp().Game.IsBomb(x,y))
	175	{ wxMessageBox("Nice! You found all the bombs!", "wxWin Bombs",
	176	wxOK\|wxCENTRE, wxGetApp().BombsFrame);
	177	}
	178	else // x,y is a bomb
	179	{ wxGetApp().Game.Explode(x, y);
	180	}
	181	for(x=0; x<field_width; x++)
	182	for(y=0; y<field_height; y++)
	183	wxGetApp().Game.Unhide(x,y);
	184	Refresh(0, 0, field_width-1, field_height-1);
	185	}
	186	else if (!wxGetApp().Game.Get(x, y))
	187	{ int left = ( x > 0 ) ? x-1 : 0;
	188	int right = ( x < wxGetApp().Game.GetWidth() - 1 )?
	189	x+1 : wxGetApp().Game.GetWidth() - 1;
	190	int top = ( y > 0 ) ? y-1 : 0;
	191	int bottom = ( y < wxGetApp().Game.GetHeight() - 1 )?
	192	y+1 : wxGetApp().Game.GetHeight() - 1;
	193	int i,j;
	194	for (j = top; j <= bottom; j++)
	195	for (i=left; i <= right; i++)
	196	if ((i != x \|\| j != y) && wxGetApp().Game.IsHidden(i,j)
	197	&& !wxGetApp().Game.IsMarked(i,j))
	198	Uncover(i,j);
	199	}
	200	}
	201
025e88c5 JS	202	// Called when the canvas receives a mouse event.
025e88c5 JS	203	void BombsCanvasClass::OnEvent(wxMouseEvent& event)
f5d01a1c	204	{
7f24fdbf	205	wxCoord fx, fy;
58e648e0	206	event.GetPosition(&fx, &fy);
025e88c5 JS	207	int x = fx/(x_cell*X_UNIT);
	208	int y = fy/(y_cell*Y_UNIT);
	209	if (x<field_width && y<field_height)
	210	{ if ( (event.RightDown() \|\| (event.LeftDown() && event.ShiftDown()))
	211	&& (wxGetApp().Game.IsHidden(x,y)
	212	\|\| wxGetApp().Game.GetRemainingCells()==0))
	213	{ wxGetApp().Game.Mark(x,y);
	214	Refresh(x, y, x, y);
	215	return;
	216	}
	217	else if (event.LeftDown() && wxGetApp().Game.IsHidden(x,y)
	218	&& !wxGetApp().Game.IsMarked(x,y))
7874bf54 VZ	219	{ Uncover(x,y);
7874bf54 VZ	220	return;
025e88c5 JS	221	}
	222	}
	223	}
	224