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guiServer.c
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#include "global.h"
#include "guiServer.h"
#include "comm.h"
#include "board.h"
#include "move.h"
#include "gameServer.h"
#include <gtk/gtk.h>
#include <time.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
/**********************************************************/
guint whiteTag, blackTag;
int whiteTagValid, blackTagValid;
int removedFromBlack, removedFromWhite;
GtkWidget *imageBoard[ BOARD_ROWS][ BOARD_COLUMNS ];
GuiTile GuiBoard[ BOARD_ROWS][ BOARD_COLUMNS ];
GtkWidget *whiteCombo, *blackCombo;
GtkWidget *playButton, *stopButton, *resetButton, *swapButton;
GtkWidget *whiteDcButton, *blackDcButton;
GtkWidget *whitePlayerName, *blackPlayerName, *whiteScore, *blackScore;
PlayerStruct externalPlayers[ MAX_EXTERNAL_PLAYERS ];
int stopFlag;
int tileSelected;
int selectedTileIndex;
int whitePlayerValue, blackPlayerValue;
char tempMessage[ 300 ];
/**********************************************************/
int sendMsgGS( int msg, int mySocket )
{
int value;
value = sendMsg( msg, mySocket );
if( value < 0 && ( msg != NM_QUIT ) )
{
if( externalPlayers[ whitePlayerValue ].playerSocket == mySocket )
whiteDc();
else if( externalPlayers[ blackPlayerValue ].playerSocket == mySocket )
blackDc();
return -1;
}
return 0;
}
/**********************************************************/
int sendMoveGS( Move * moveToSend, int mySocket )
{
int value;
value = sendMove( moveToSend, mySocket );
if( value < 0 )
{
if( externalPlayers[ whitePlayerValue ].playerSocket == mySocket )
whiteDc();
else if( externalPlayers[ blackPlayerValue ].playerSocket == mySocket )
blackDc();
return -1;
}
return 0;
}
/**********************************************************/
int getMoveGS( Move * moveToGet, int mySocket )
{
int value;
value = getMove( moveToGet, mySocket );
if( value < 0 )
{
if( externalPlayers[ whitePlayerValue ].playerSocket == mySocket )
{
whiteDc();
}else if( externalPlayers[ blackPlayerValue ].playerSocket == mySocket )
blackDc();
return -1;
}
return 0;
}
/**********************************************************/
int getNameGS( char textToGet[ MAX_NAME_LENGTH + 1 ], int mySocket )
{
int value;
value = getName( textToGet, mySocket );
if( value < 0 )
{
if( externalPlayers[ whitePlayerValue ].playerSocket == mySocket )
whiteDc();
else if( externalPlayers[ blackPlayerValue ].playerSocket == mySocket )
blackDc();
return -1;
}
return 0;
}
/**********************************************************/
int sendPositionGS( Position * posToSend, int mySocket )
{
int value;
value = sendPosition( posToSend, mySocket );
if( value < 0 )
{
if( externalPlayers[ whitePlayerValue ].playerSocket == mySocket )
whiteDc();
else if( externalPlayers[ blackPlayerValue ].playerSocket == mySocket )
blackDc();
return -1;
}
return 0;
}
/**********************************************************/
void printMessage(char * message)
{
GtkWidget * dialog, *label, *image, *hbox;
stopButton_clicked();
dialog = gtk_dialog_new_with_buttons ("Info", NULL,GTK_DIALOG_MODAL,GTK_STOCK_OK, GTK_RESPONSE_OK,NULL);
gtk_dialog_set_has_separator (GTK_DIALOG (dialog), FALSE);
gtk_window_set_resizable(GTK_WINDOW (dialog),FALSE);
label = gtk_label_new (message);
image = gtk_image_new_from_stock (GTK_STOCK_DIALOG_INFO,GTK_ICON_SIZE_DIALOG);
hbox = gtk_hbox_new (FALSE, 5);
gtk_container_set_border_width (GTK_CONTAINER (hbox), 10);
gtk_box_pack_start_defaults (GTK_BOX (hbox), image);
gtk_box_pack_start_defaults (GTK_BOX (hbox), label);
gtk_box_pack_start_defaults (GTK_BOX (GTK_DIALOG (dialog)->vbox), hbox);
gtk_widget_show_all (dialog);
gtk_dialog_run (GTK_DIALOG (dialog));
gtk_widget_destroy (dialog);
if( !canMove( &gamePosition, WHITE ) && !canMove( &gamePosition, BLACK ) )
{
while(gtk_events_pending())
gtk_main_iteration_do(FALSE);
gtk_widget_set_sensitive(GTK_WIDGET(playButton), FALSE);
}
}
/**********************************************************/
void printToGui( void )
{
int i, j;
for( i = 0; i < BOARD_ROWS; i++ )
{
for( j = 0; j < BOARD_COLUMNS; j++ )
switch( gamePosition.board[ i ][ j ] )
{
case WHITE:
gtk_image_set_from_file( GTK_IMAGE( imageBoard[ i ][ j ] ), "images/ants/white1.jpg" );
GuiBoard[ i ][ j ].state = ST_WHITE;
break;
case BLACK:
gtk_image_set_from_file( GTK_IMAGE( imageBoard[ i ][ j ]), "images/ants/black1.jpg" );
GuiBoard[ i ][ j ].state = ST_BLACK;
break;
case EMPTY:
if( ( i + j ) % 2 == 1 )
gtk_image_set_from_file( GTK_IMAGE( imageBoard[ i ][ j ] ), "images/ants/empty1.jpg" );
else
gtk_image_set_from_file( GTK_IMAGE( imageBoard[ i ][ j ] ), "images/ants/empty2.jpg" );
GuiBoard[ i ][ j ].state = ST_EMPTY;
break;
case ILLEGAL:
gtk_image_set_from_file( GTK_IMAGE( imageBoard[ i ][ j ] ), "images/ants/illegal.jpg" );
GuiBoard[ i ][ j ].state = ST_ILLEGAL;
break;
case RTILE:
gtk_image_set_from_file( GTK_IMAGE( imageBoard[ i ][ j ] ), "images/ants/food1.jpg" );
GuiBoard[ i ][ j ].state = ST_RTILE;
break;
default:
printf( "ERROR: Unknown character in board (printBoard)\n" );
exit( 1 );
}
}
sprintf( tempMessage, "W: %d",gamePosition.score[ WHITE ] );
gtk_label_set_text( GTK_LABEL( whiteScore ), tempMessage );
sprintf( tempMessage, "B: %d",gamePosition.score[ BLACK ] );
gtk_label_set_text( GTK_LABEL( blackScore ), tempMessage );
highlightLastMove();
}
/**********************************************************/
void playRandom( void )
{
int playerDirection;
int jumpPossible;
int i,j,k;
tempMove.color = gamePosition.turn;
//random player ----
if( !canMove( &gamePosition, gamePosition.turn ) )
{
tempMove.tile[ 0 ][ 0 ] = -1; //null move
}
else
{
if( gamePosition.turn == WHITE )
playerDirection = 1;
else
playerDirection = -1;
jumpPossible = FALSE;
for( i = 0; i < BOARD_ROWS; i++ )
{
for( j = 0; j < BOARD_COLUMNS; j++ )
{
if( gamePosition.board[ i ][ j ] == gamePosition.turn )
{
if( canJump( i, j, gamePosition.turn, &gamePosition ) )
jumpPossible = TRUE;
}
}
}
while( 1 )
{
i = rand() % (BOARD_ROWS);
j = rand() % BOARD_COLUMNS;
if( gamePosition.board[ i ][ j ] == gamePosition.turn )
{
tempMove.tile[ 0 ][ 0 ] = i;
tempMove.tile[ 1 ][ 0 ] = j;
if( jumpPossible == FALSE )
{
tempMove.tile[ 0 ][ 1 ] = i + 1 * playerDirection;
tempMove.tile[ 0 ][ 2 ] = -1;
if( rand() % 2 == 0 ) //50%
{
tempMove.tile[ 1 ][ 1 ] = j - 1;
if( isLegal( &gamePosition, &tempMove ))
break;
tempMove.tile[ 1 ][ 1 ] = j + 1;
if( isLegal( &gamePosition, &tempMove ))
break;
}
else
{
tempMove.tile[ 1 ][ 1 ] = j + 1;
if( isLegal( &gamePosition, &tempMove ))
break;
tempMove.tile[ 1 ][ 1 ] = j - 1;
if( isLegal( &gamePosition, &tempMove ))
break;
}
}
else //jump possible
{
if( canJump( i, j, gamePosition.turn, &gamePosition ) )
{
k = 1;
while( canJump( i, j, gamePosition.turn, &gamePosition ) != 0 )
{
tempMove.tile[ 0 ][ k ] = i + 2 * playerDirection;
if( rand() % 2 == 0 ) //50%
{
if( canJump( i, j, gamePosition.turn, &gamePosition ) % 2 == 1 ) //left jump possible
tempMove.tile[ 1 ][ k ] = j - 2;
else
tempMove.tile[ 1 ][ k ] = j + 2;
}
else
{
if( canJump( i, j, gamePosition.turn, &gamePosition ) > 1 ) //right jump possible
tempMove.tile[ 1 ][ k ] = j + 2;
else
tempMove.tile[ 1 ][ k ] = j - 2;
}
if( k + 1 == MAXIMUM_MOVE_SIZE )
break;
tempMove.tile[ 0 ][ k + 1 ] = -1;
i = tempMove.tile[ 0 ][ k ];
j = tempMove.tile[ 1 ][ k ];
k++;
}
break;
}
}
}
}
}
//end of random ----
doMove( &gamePosition, &tempMove );
printPosition( &gamePosition );
printToGui();
checkVictoryAndSendMove();
}
/**********************************************************/
void checkVictoryAndSendMove( void )
{
if( !canMove( &gamePosition, WHITE ) && !canMove( &gamePosition, BLACK ) ) //if none can move..game ended
{
printf( "Game ended!\n" );
if( gamePosition.score[ WHITE ] - gamePosition.score[ BLACK ] > 0 )
{
//white won
sprintf(tempMessage, "WHITE WON! (%s) Score W:%d B:%d\n", externalPlayers[ whitePlayerValue ].name,gamePosition.score[ WHITE ], gamePosition.score[ BLACK ] );
}
else if( gamePosition.score[ WHITE ] - gamePosition.score[ BLACK ] < 0 )
{
//Black won
sprintf(tempMessage, "BLACK WON! (%s) Score W:%d B:%d\n", externalPlayers[ blackPlayerValue ].name, gamePosition.score[ WHITE ], gamePosition.score[ BLACK ] );
}
else
sprintf(tempMessage, "DRAW! Score W:%d B:%d\n", gamePosition.score[ WHITE ], gamePosition.score[ BLACK ] );
printMessage(tempMessage);
return;
}
//play null for manual player
if( gamePosition.turn == WHITE && whitePlayerValue == 0 || gamePosition.turn == BLACK && blackPlayerValue == 0 )
if( !canMove( &gamePosition, gamePosition.turn ) )
{
tempMove.color = gamePosition.turn;
tempMove.tile[ 0 ][ 0 ] = -1;
doMove( &gamePosition, &tempMove );
printPosition( &gamePosition );
printToGui();
checkVictoryAndSendMove();
return;
}
//send move to the other player
if( gamePosition.turn == WHITE )
{
if( whitePlayerValue > 1)
{
if( sendMsgGS( NM_NEW_POSITION, externalPlayers[ whitePlayerValue ].playerSocket ) < 0 )
return;
if( sendPositionGS( &gamePosition, externalPlayers[ whitePlayerValue ].playerSocket ) < 0 )
return;
if( stopFlag == 0 )
if( sendMsgGS( NM_REQUEST_MOVE, externalPlayers[ whitePlayerValue ].playerSocket ) < 0 )
return;
}
else if(whitePlayerValue == 1 && stopFlag == 0 )
{
while( gtk_events_pending() )
gtk_main_iteration_do( FALSE );
playRandom();
}
}
else if( gamePosition.turn == BLACK)
{
if( blackPlayerValue > 1)
{
if( sendMsgGS( NM_NEW_POSITION, externalPlayers[ blackPlayerValue ].playerSocket ) < 0 )
return;
if( sendPositionGS( &gamePosition, externalPlayers[ blackPlayerValue ].playerSocket ) < 0 )
return;
if( stopFlag == 0 )
if( sendMsgGS( NM_REQUEST_MOVE, externalPlayers[ blackPlayerValue ].playerSocket ) < 0 )
return;
}
else if( blackPlayerValue == 1 && stopFlag == 0 )
{
while( gtk_events_pending() )
gtk_main_iteration_do( FALSE );
playRandom();
}
}
}
/**********************************************************/
void messageFromSocket( void )
{
PlayerStruct * playingPlayer = NULL;
PlayerStruct * waitingPlayer = NULL;
int i;
if( gamePosition.turn == WHITE )
{
if( whitePlayerValue > 1 )
playingPlayer = &externalPlayers[ whitePlayerValue ];
if( blackPlayerValue > 1 )
waitingPlayer = &externalPlayers[ blackPlayerValue ];
}
else
{
if( blackPlayerValue > 1 )
playingPlayer = &externalPlayers[ blackPlayerValue ];
if( whitePlayerValue > 1 )
waitingPlayer = &externalPlayers[ whitePlayerValue ];
}
if( playingPlayer == NULL )
{
getMoveGS( &tempMove, waitingPlayer->playerSocket );
return;
}
if( getMoveGS( &tempMove, playingPlayer->playerSocket ) < 0 )
return;
tempMove.color = playingPlayer->color;
if( !isLegal( &gamePosition, &tempMove ) )
{
//technical loss
sprintf( tempMessage, "Player: %s tried an illegal move and lost the game!\nIllegal move:", playingPlayer->name );
if( tempMove.tile[ 0 ][ 0 ] == -1 )
sprintf( tempMessage + strlen(tempMessage), "NULL MOVE" );
else
{
i = 0;
while( i != MAXIMUM_MOVE_SIZE ) //while we have tile available
{
if( tempMove.tile[ 0 ][ i ] == -1 )
break;
sprintf( tempMessage + strlen(tempMessage), "( %d, %d )", tempMove.tile[ 0 ][ i ], tempMove.tile[ 1 ][ i ] );
i++;
}
}
printMessage( tempMessage );
return;
}
//we have a legal move
doMove( &gamePosition, &tempMove );
printPosition( &gamePosition );
printToGui();
checkVictoryAndSendMove();
}
/**********************************************************/
void highlightLastMove( void )
{
int i;
i=0;
while(1)
{
if(tempMove.tile[ 0 ][ i ] == -1 )
break;
/*if we reached all possible jumps for this board*/
if( i == MAXIMUM_MOVE_SIZE )
break;
if(GuiBoard[tempMove.tile[ 0 ][ i ]][tempMove.tile[ 1 ][ i ]].state == ST_WHITE)
{
gtk_image_set_from_file( GTK_IMAGE( imageBoard[tempMove.tile[ 0 ][ i ]][tempMove.tile[ 1 ][ i ]] ), "images/ants/white1-lmh.jpg" );
GuiBoard[tempMove.tile[ 0 ][ i ]][tempMove.tile[ 1 ][ i ]].state = ST_WHITE_LAST_MOVE_HIGHTLIGHT;
}
else if(GuiBoard[tempMove.tile[ 0 ][ i ]][tempMove.tile[ 1 ][ i ]].state == ST_BLACK)
{
gtk_image_set_from_file( GTK_IMAGE( imageBoard[tempMove.tile[ 0 ][ i ]][tempMove.tile[ 1 ][ i ]] ), "images/ants/black1-lmh.jpg" );
GuiBoard[tempMove.tile[ 0 ][ i ]][tempMove.tile[ 1 ][ i ]].state = ST_BLACK_LAST_MOVE_HIGHTLIGHT;
}
else if(GuiBoard[tempMove.tile[ 0 ][ i ]][tempMove.tile[ 1 ][ i ]].state == ST_EMPTY)
{
gtk_image_set_from_file( GTK_IMAGE( imageBoard[tempMove.tile[ 0 ][ i ]][tempMove.tile[ 1 ][ i ]] ), "images/ants/empty1-lmh.jpg" );
GuiBoard[tempMove.tile[ 0 ][ i ]][tempMove.tile[ 1 ][ i ]].state = ST_EMPTY_LAST_MOVE_HIGHTLIGHT;
}
i++;
}
}
/**********************************************************/
void unhighlightLastMove( void )
{
int i, j;
for( i = 0; i < BOARD_ROWS; i++ )
{
for( j = 0; j < BOARD_COLUMNS; j++ )
{
if( GuiBoard[ i ][ j ].state == ST_WHITE_LAST_MOVE_HIGHTLIGHT )
{
gtk_image_set_from_file(GTK_IMAGE(imageBoard[ i ][ j ]),"images/ants/white1.jpg");
GuiBoard[ i ][ j ].state = ST_WHITE;
}
else if( GuiBoard[ i ][ j ].state == ST_BLACK_LAST_MOVE_HIGHTLIGHT )
{
gtk_image_set_from_file(GTK_IMAGE(imageBoard[ i ][ j ]),"images/ants/black1.jpg");
GuiBoard[ i ][ j ].state = ST_BLACK;
}
else if( GuiBoard[ i ][ j ].state == ST_EMPTY_LAST_MOVE_HIGHTLIGHT )
{
gtk_image_set_from_file(GTK_IMAGE(imageBoard[ i ][ j ]),"images/ants/empty1.jpg");
GuiBoard[ i ][ j ].state = ST_EMPTY;
}
}
}
}
/**********************************************************/
void highlightSelection( int x, int y )
{
if( GuiBoard[ x ][ y ].state == ST_WHITE )
{
gtk_image_set_from_file(GTK_IMAGE(imageBoard[ x ][ y ]),"images/ants/white1-sh.jpg");
GuiBoard[ x ][ y ].state = ST_WHITE_SELECTED_HIGHTLIGHT;
}
else if( GuiBoard[ x ][ y ].state == ST_BLACK )
{
gtk_image_set_from_file(GTK_IMAGE(imageBoard[ x ][ y ]),"images/ants/black1-sh.jpg");
GuiBoard[ x ][ y ].state = ST_BLACK_SELECTED_HIGHTLIGHT;
}
else if( GuiBoard[ x ][ y ].state == ST_EMPTY )
{
gtk_image_set_from_file(GTK_IMAGE(imageBoard[ x ][ y ]),"images/ants/empty1-sh.jpg");
GuiBoard[ x ][ y ].state = ST_EMPTY_SELECTED_HIGHTLIGHT;
}
}
/**********************************************************/
void unhighlightSelections( void )
{
int i, j;
for( i = 0; i < BOARD_ROWS; i++ )
{
for( j = 0; j < BOARD_COLUMNS; j++ )
{
if( GuiBoard[ i ][ j ].state == ST_WHITE_SELECTED_HIGHTLIGHT )
{
gtk_image_set_from_file(GTK_IMAGE(imageBoard[ i ][ j ]),"images/ants/white1.jpg");
GuiBoard[ i ][ j ].state = ST_WHITE;
}
else if( GuiBoard[ i ][ j ].state == ST_BLACK_SELECTED_HIGHTLIGHT )
{
gtk_image_set_from_file(GTK_IMAGE(imageBoard[ i ][ j ]),"images/ants/black1.jpg");
GuiBoard[ i ][ j ].state = ST_BLACK;
}
else if( GuiBoard[ i ][ j ].state == ST_EMPTY_SELECTED_HIGHTLIGHT )
{
gtk_image_set_from_file(GTK_IMAGE(imageBoard[ i ][ j ]),"images/ants/empty1.jpg");
GuiBoard[ i ][ j ].state = ST_EMPTY;
}
}
}
tileSelected = FALSE;
selectedTileIndex = 0;
}
/**********************************************************/
void tile_selected( GtkWidget *widget, GdkEventButton *event, gpointer data )
{
if( stopFlag == 1 ) //if game stopped then you cannot select anything
return;
if( !(gamePosition.turn == WHITE && whitePlayerValue == 0 || gamePosition.turn == BLACK && blackPlayerValue == 0 ) )
return;
GuiTile * clickedTile;
clickedTile = ( GuiTile * ) data;
tempMove.color = gamePosition.turn;
unhighlightLastMove();
if( tileSelected ) //if we already have a selection
{
if( clickedTile->x == tempMove.tile[ 0 ][ 0 ] && clickedTile->y == tempMove.tile[ 1 ][ 0 ] ) //we selected the same...unhighlight
{
unhighlightSelections();
return;
}
if( gamePosition.board[ clickedTile->x ][ clickedTile->y ] == gamePosition.turn ) //we selected another piece we own..highlight that piece
{
unhighlightSelections();
highlightSelection( clickedTile->x, clickedTile->y );
tileSelected = TRUE;
tempMove.tile[ 0 ][ selectedTileIndex ] = clickedTile->x;
tempMove.tile[ 1 ][ selectedTileIndex ] = clickedTile->y;
selectedTileIndex = 1;
return;
}
tempMove.tile[ 0 ][ selectedTileIndex ] = clickedTile->x;
tempMove.tile[ 1 ][ selectedTileIndex ] = clickedTile->y;
selectedTileIndex++;
if( ( MAXIMUM_MOVE_SIZE ) != selectedTileIndex )
tempMove.tile[ 0 ][ selectedTileIndex ] = -1;
if( isLegal( &gamePosition, &tempMove ) )
{
//we have a legal move
doMove( &gamePosition, &tempMove );
printPosition( &gamePosition );
printToGui();
checkVictoryAndSendMove();
return;
}
else
{
selectedTileIndex--;
}
if( canJumpTo( tempMove.tile[ 0 ][ selectedTileIndex - 1 ], tempMove.tile[ 1 ][ selectedTileIndex - 1 ], gamePosition.turn, &gamePosition, tempMove.tile[ 0 ][ selectedTileIndex ], tempMove.tile[ 1 ][ selectedTileIndex ] ) )
{
//part of a multi-jump move..so highlight it and save it
highlightSelection( clickedTile->x, clickedTile->y );
selectedTileIndex++;
}
}
else
{
if( gamePosition.board[ clickedTile->x ][ clickedTile->y ] == gamePosition.turn )
{
highlightSelection( clickedTile->x, clickedTile->y );
tileSelected = TRUE;
tempMove.tile[ 0 ][ selectedTileIndex ] = clickedTile->x;
tempMove.tile[ 1 ][ selectedTileIndex ] = clickedTile->y;
selectedTileIndex = 1;
return;
}
else
return;
}
}
/**********************************************************/
void whiteCombo_changed( void )
{
whitePlayerValue = gtk_combo_box_get_active( GTK_COMBO_BOX( whiteCombo ) );
//determine if disconnect should be enabled
if( whitePlayerValue < 2 )
gtk_widget_set_sensitive( GTK_WIDGET( whiteDcButton ), FALSE );
//if en entry is missing from the combo box
if( blackTagValid == TRUE && gtk_combo_box_get_active( GTK_COMBO_BOX( whiteCombo ) ) >= removedFromWhite )
whitePlayerValue = gtk_combo_box_get_active( GTK_COMBO_BOX( whiteCombo ) ) + 1;
if( whiteTagValid == TRUE )
{
//restore the one we had back into the combobox now that we selected different agent
gdk_input_remove( whiteTag );
whiteTagValid = FALSE;
gtk_combo_box_insert_text( GTK_COMBO_BOX( blackCombo ), removedFromBlack, externalPlayers[ removedFromBlack ].name );
}
while( gtk_events_pending() )
gtk_main_iteration_do( FALSE );
if( gtk_combo_box_get_active( GTK_COMBO_BOX( whiteCombo ) ) > 1 )
{
externalPlayers[ whitePlayerValue ].color = WHITE;
if( sendMsgGS( NM_NEW_POSITION, externalPlayers[ whitePlayerValue ].playerSocket ) < 0 )
return;
if( sendPositionGS( &gamePosition, externalPlayers[ whitePlayerValue ].playerSocket ) < 0 )
return;
if( sendMsgGS( NM_COLOR_W, externalPlayers[ whitePlayerValue ].playerSocket) < 0 )
return;
whiteTag=gdk_input_add( externalPlayers[ whitePlayerValue ].playerSocket, GDK_INPUT_READ, ( GdkInputFunction )messageFromSocket, NULL);
whiteTagValid = TRUE;
while( gtk_events_pending() )
gtk_main_iteration_do( FALSE );
//remove same choise from the other combo
removedFromBlack = whitePlayerValue;
gtk_combo_box_remove_text( GTK_COMBO_BOX( blackCombo ), removedFromBlack );
gtk_widget_set_sensitive( GTK_WIDGET( whiteDcButton ), TRUE );
}
//change label with player's name
gchar *text = gtk_combo_box_get_active_text(GTK_COMBO_BOX( whiteCombo ) );
gtk_label_set_text( GTK_LABEL( whitePlayerName ), text );
g_free( text );
}
/**********************************************************/
void blackCombo_changed( void )
{
blackPlayerValue = gtk_combo_box_get_active( GTK_COMBO_BOX( blackCombo ) );
//determine if disconnect should be enabled
if( blackPlayerValue < 2 )
gtk_widget_set_sensitive( GTK_WIDGET( blackDcButton ), FALSE );
//if en entry is missing from the combo box
if( whiteTagValid == TRUE && gtk_combo_box_get_active( GTK_COMBO_BOX( blackCombo ) ) >= removedFromBlack )
blackPlayerValue = gtk_combo_box_get_active( GTK_COMBO_BOX( blackCombo ) ) + 1;
if( blackTagValid == TRUE )
{
//restore the one we had back into the combobox now that we selected different agent
gdk_input_remove( blackTag );
blackTagValid = FALSE;
gtk_combo_box_insert_text( GTK_COMBO_BOX( whiteCombo ), removedFromWhite, externalPlayers[ removedFromWhite ].name );
}
while( gtk_events_pending() )
gtk_main_iteration_do( FALSE );
if( gtk_combo_box_get_active( GTK_COMBO_BOX( blackCombo ) ) > 1 )
{
externalPlayers[ blackPlayerValue ].color = BLACK;
if( sendMsgGS( NM_NEW_POSITION, externalPlayers[ blackPlayerValue ].playerSocket ) < 0 )
return;
if( sendPositionGS( &gamePosition, externalPlayers[ blackPlayerValue ].playerSocket ) < 0 )
return;
if( sendMsgGS( NM_COLOR_B, externalPlayers[ blackPlayerValue ].playerSocket ) < 0 )
return;
blackTag = gdk_input_add( externalPlayers[ blackPlayerValue ].playerSocket, GDK_INPUT_READ, ( GdkInputFunction )messageFromSocket, NULL);
blackTagValid = TRUE;
while( gtk_events_pending() )
gtk_main_iteration_do( FALSE );
//remove same choise from the other combo
removedFromWhite = blackPlayerValue;
gtk_combo_box_remove_text( GTK_COMBO_BOX( whiteCombo ), removedFromWhite );
gtk_widget_set_sensitive( GTK_WIDGET( blackDcButton ), TRUE);
}
//change label with player's name
gchar *text = gtk_combo_box_get_active_text( GTK_COMBO_BOX( blackCombo ) );
gtk_label_set_text( GTK_LABEL( blackPlayerName ), text );
g_free( text );
}
/**********************************************************/
void playButton_clicked( void )
{
stopFlag = 0;
gtk_widget_set_sensitive( GTK_WIDGET( stopButton ), TRUE );
gtk_widget_set_sensitive( GTK_WIDGET( playButton ), FALSE );
gtk_widget_set_sensitive( GTK_WIDGET( resetButton ), FALSE );
gtk_widget_set_sensitive( GTK_WIDGET( swapButton ), FALSE );
gtk_widget_set_sensitive( GTK_WIDGET( whiteCombo ), FALSE );
gtk_widget_set_sensitive( GTK_WIDGET( blackCombo ), FALSE );
gtk_widget_set_sensitive( GTK_WIDGET( whiteDcButton ), FALSE );
gtk_widget_set_sensitive( GTK_WIDGET( blackDcButton ), FALSE );
//start the game depending on the player
if( gamePosition.turn == WHITE )
{
if( whitePlayerValue == 1 ) //random
{
while( gtk_events_pending() )
gtk_main_iteration_do( FALSE );
playRandom();
return;
}
else if( whitePlayerValue > 1 ) //external
{
sendMsgGS( NM_REQUEST_MOVE, externalPlayers[ whitePlayerValue ].playerSocket );
return;
}
}
else
{
if( blackPlayerValue == 1 ) //random
{
while( gtk_events_pending() )
gtk_main_iteration_do( FALSE );
playRandom();
return;
}
else if( blackPlayerValue > 1 ) //external
{
sendMsgGS( NM_REQUEST_MOVE, externalPlayers[ blackPlayerValue ].playerSocket );
return;
}
}
//play null for manual player if he has no move available
if( gamePosition.turn == WHITE && whitePlayerValue == 0 || gamePosition.turn == BLACK && blackPlayerValue == 0 )
if( !canMove( &gamePosition, gamePosition.turn ) )
{
tempMove.color = gamePosition.turn;
tempMove.tile[ 0 ][ 0 ] = -1;
doMove( &gamePosition, &tempMove );
printPosition( &gamePosition );
printToGui();
checkVictoryAndSendMove();
return;
}
}
/**********************************************************/
void stopButton_clicked( void )
{
stopFlag = 1;
gtk_widget_set_sensitive( GTK_WIDGET( stopButton ), FALSE );
gtk_widget_set_sensitive( GTK_WIDGET( playButton ), TRUE );
gtk_widget_set_sensitive( GTK_WIDGET( resetButton ), TRUE );
gtk_widget_set_sensitive( GTK_WIDGET( swapButton ), TRUE );
gtk_widget_set_sensitive( GTK_WIDGET( whiteCombo ), TRUE );
gtk_widget_set_sensitive( GTK_WIDGET( blackCombo ), TRUE );
if( whitePlayerValue > 1 ) //only in case we have external player
gtk_widget_set_sensitive( GTK_WIDGET( whiteDcButton ), TRUE );
if( blackPlayerValue > 1 ) //only in case we have external player
gtk_widget_set_sensitive( GTK_WIDGET( blackDcButton ), TRUE );
}
/**********************************************************/
void resetButton_clicked( void )
{
gtk_widget_set_sensitive( GTK_WIDGET( playButton ), TRUE );
tempMove.tile[ 0 ][ 0 ] = -1;
initPosition( &gamePosition );
printToGui();
//inform external players (if they are playing)
if( whitePlayerValue > 1 )
{
if( sendMsgGS( NM_NEW_POSITION, externalPlayers[ whitePlayerValue ].playerSocket ) < 0 )
return;
if( sendPositionGS( &gamePosition, externalPlayers[ whitePlayerValue ].playerSocket ) < 0 )
return;
}
if( blackPlayerValue > 1 )
{
if( sendMsgGS( NM_NEW_POSITION, externalPlayers[ blackPlayerValue ].playerSocket ) < 0 )
return;
if( sendPositionGS( &gamePosition, externalPlayers[ blackPlayerValue ].playerSocket ) < 0 )
return;
}
}
/**********************************************************/
void closeConnections( void )
{
int i;