String *prms, Cardinal *nprms));
void AnalyzeFileProc P((Widget w, XEvent *event,
String *prms, Cardinal *nprms));
-void IcsClientProc P((Widget w, XEvent *event, String *prms,
- Cardinal *nprms));
void EditGameProc P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
void EditPositionProc P((Widget w, XEvent *event,
String *prms, Cardinal *nprms));
String *prms, Cardinal *nprms));
void IcsInputBoxProc P((Widget w, XEvent *event,
String *prms, Cardinal *nprms));
-void AdjuWhiteProc P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
-void AdjuBlackProc P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
-void AdjuDrawProc P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
void EnterKeyProc P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
-void StopObservingProc P((Widget w, XEvent *event, String *prms,
- Cardinal *nprms));
-void StopExaminingProc P((Widget w, XEvent *event, String *prms,
- Cardinal *nprms));
-void BackwardProc P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
-void ForwardProc P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
-void ToStartProc P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
-void ToEndProc P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
-void RevertProc P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
-void TruncateGameProc P((Widget w, XEvent *event, String *prms,
- Cardinal *nprms));
-void RetractMoveProc P((Widget w, XEvent *event, String *prms,
- Cardinal *nprms));
void AlwaysQueenProc P((Widget w, XEvent *event, String *prms,
Cardinal *nprms));
void AnimateDraggingProc P((Widget w, XEvent *event, String *prms,
void BlindfoldProc P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
void FlashMovesProc P((Widget w, XEvent *event, String *prms,
Cardinal *nprms));
-void FlipViewProc P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
-void GetMoveListProc P((Widget w, XEvent *event, String *prms,
- Cardinal *nprms));
void HighlightDraggingProc P((Widget w, XEvent *event, String *prms,
Cardinal *nprms));
void HighlightLastMoveProc P((Widget w, XEvent *event, String *prms,
Cardinal *nprms));
void PremoveProc P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
void QuietPlayProc P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
-void ShowThinkingProc P((Widget w, XEvent *event, String *prms,
- Cardinal *nprms));
-void HideThinkingProc P((Widget w, XEvent *event, String *prms,
- Cardinal *nprms));
void TestLegalityProc P((Widget w, XEvent *event, String *prms,
Cardinal *nprms));
-void InfoProc P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
-void ManProc P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
-void HintProc P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
-void BookProc P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
void AboutGameProc P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
void DebugProc P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
void NothingProc P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
// {N_("Two Machines"), TwoMachinesProc},
{N_("Analysis Mode"), AnalyzeModeProc},
{N_("Analyze File"), AnalyzeFileProc },
- {N_("ICS Client"), IcsClientProc},
+ // {N_("ICS Client"), IcsClientProc},
{N_("Edit Game"), EditGameProc},
{N_("Edit Position"), EditPositionProc},
{N_("Training"), TrainingProc},
{N_("Show Engine Output"), EngineOutputProc},
{N_("Show Evaluation Graph"), NothingProc}, // [HGM] evalgr: not functional yet
{N_("Show Game List"), ShowGameListProc},
- {"Show Move History", HistoryShowProc}, // [HGM] hist: activate 4.2.7 code
+ // {"Show Move History", HistoryShowProc}, // [HGM] hist: activate 4.2.7 code
{"----", NothingProc},
{N_("Edit Tags"), EditTagsProc},
{N_("Edit Comment"), EditCommentProc},
{NULL, NULL}
};
-MenuItem actionMenu[] = {
- // {N_("Accept"), AcceptProc},
- // {N_("Decline"), DeclineProc},
- // {N_("Rematch"), RematchProc},
- // {"----", NothingProc},
- // {N_("Call Flag"), CallFlagProc},
- // {N_("Draw"), DrawProc},
- // {N_("Adjourn"), AdjournProc},
- // {N_("Abort"), AbortProc},
- // {N_("Resign"), ResignProc},
- {"----", NothingProc},
- {N_("Stop Observing"), StopObservingProc},
- {N_("Stop Examining"), StopExaminingProc},
- {"----", NothingProc},
- {N_("Adjudicate to White"), AdjuWhiteProc},
- {N_("Adjudicate to Black"), AdjuBlackProc},
- {N_("Adjudicate Draw"), AdjuDrawProc},
- {NULL, NULL}
-};
-
-MenuItem stepMenu[] = {
- {N_("Backward"), BackwardProc},
- {N_("Forward"), ForwardProc},
- {N_("Back to Start"), ToStartProc},
- {N_("Forward to End"), ToEndProc},
- {N_("Revert"), RevertProc},
- {N_("Truncate Game"), TruncateGameProc},
- {"----", NothingProc},
- // {N_("Move Now"), MoveNowProc},
- {N_("Retract Move"), RetractMoveProc},
- {NULL, NULL}
-};
-
MenuItem optionsMenu[] = {
- {N_("Flip View"), FlipViewProc},
- {"----", NothingProc},
+ // {N_("Flip View"), FlipViewProc},
+ // {"----", NothingProc},
{N_("Adjudications ..."), EngineMenuProc},
{N_("General Settings ..."), UciMenuProc},
{N_("Engine #1 Settings ..."), FirstSettingsProc},
{N_("Auto Save"), AutosaveProc},
{N_("Blindfold"), BlindfoldProc},
{N_("Flash Moves"), FlashMovesProc},
- {N_("Get Move List"), GetMoveListProc},
+ // {N_("Get Move List"), GetMoveListProc},
#if HIGHDRAG
{N_("Highlight Dragging"), HighlightDraggingProc},
#endif
{N_("Popup Move Errors"), PopupMoveErrorsProc},
{N_("Premove"), PremoveProc},
{N_("Quiet Play"), QuietPlayProc},
- {N_("Hide Thinking"), HideThinkingProc},
+ // {N_("Hide Thinking"), HideThinkingProc},
{N_("Test Legality"), TestLegalityProc},
{NULL, NULL}
};
-MenuItem helpMenu[] = {
- {N_("Info XBoard"), InfoProc},
- {N_("Man XBoard"), ManProc},
- {"----", NothingProc},
- {N_("Hint"), HintProc},
- {N_("Book"), BookProc},
- {"----", NothingProc},
- {NULL, NULL}
-};
-
Menu menuBar[] = {
{N_("File"), fileMenu},
{N_("Mode"), modeMenu},
- {N_("Action"), actionMenu},
- {N_("Step"), stepMenu},
{N_("Options"), optionsMenu},
- {N_("Help"), helpMenu},
{NULL, NULL}
};
#define PAUSE_BUTTON N_("P")
MenuItem buttonBar[] = {
- {"<<", ToStartProc},
- {"<", BackwardProc},
+ // {"<<", ToStartProc},
+ // {"<", BackwardProc},
// {PAUSE_BUTTON, PauseProc},
- {">", ForwardProc},
- {">>", ToEndProc},
+ // {">", ForwardProc},
+ // {">>", ToEndProc},
{NULL, NULL}
};
{ 'Q', "Queen" }
};
-Arg shellArgs[] = {
- { XtNwidth, 0 },
- { XtNheight, 0 },
- { XtNminWidth, 0 },
- { XtNminHeight, 0 },
- { XtNmaxWidth, 0 },
- { XtNmaxHeight, 0 }
-};
-
Arg layoutArgs[] = {
{ XtNborderWidth, 0 },
{ XtNdefaultDistance, 0 },
{ XtNheight, 0 }
};
-Arg titleArgs[] = {
- { XtNjustify, (XtArgVal) XtJustifyRight },
- { XtNlabel, (XtArgVal) "..." },
- { XtNresizable, (XtArgVal) True },
- { XtNresize, (XtArgVal) False }
-};
-
-Arg messageArgs[] = {
- { XtNjustify, (XtArgVal) XtJustifyLeft },
- { XtNlabel, (XtArgVal) "..." },
- { XtNresizable, (XtArgVal) True },
- { XtNresize, (XtArgVal) False }
-};
-
-Arg timerArgs[] = {
- { XtNborderWidth, 0 },
- { XtNjustify, (XtArgVal) XtJustifyLeft }
-};
-
XtResource clientResources[] = {
{ "whitePieceColor", "whitePieceColor", XtRString, sizeof(String),
XtOffset(AppDataPtr, whitePieceColor), XtRString,
{ "localLineEditing", "localLineEditing", XtRBoolean,
sizeof(Boolean), XtOffset(AppDataPtr, localLineEditing),
XtRImmediate, (XtPointer) True }, /* not implemented, must be True */
-#ifdef ZIPPY
+#if ZIPPY
{ "zippyTalk", "zippyTalk", XtRBoolean,
sizeof(Boolean), XtOffset(AppDataPtr, zippyTalk),
XtRImmediate, (XtPointer) ZIPPY_TALK },
{ "adjudicateLossThreshold", "adjudicateLossThreshold", XtRInt,
sizeof(int), XtOffset(AppDataPtr, adjudicateLossThreshold),
XtRImmediate, (XtPointer) 0},
+ { "adjudicateDrawMoves", "adjudicateDrawMoves", XtRInt,
+ sizeof(int), XtOffset(AppDataPtr, adjudicateDrawMoves),
+ XtRImmediate, (XtPointer) 0},
{ "pgnEventHeader", "pgnEventHeader", XtRString,
sizeof(String), XtOffset(AppDataPtr, pgnEventHeader),
XtRImmediate, (XtPointer) "Computer Chess Game" },
XtRImmediate, (XtPointer) "xboard.debug"},
{ "engineDebugOutput", "engineDebugOutput", XtRInt,
sizeof(int), XtOffset(AppDataPtr, engineComments),
- XtRImmediate, (XtPointer) 0},
+ XtRImmediate, (XtPointer) 1},
{ "noGUI", "noGUI", XtRBoolean,
sizeof(Boolean), XtOffset(AppDataPtr, noGUI),
XtRImmediate, (XtPointer) 0},
{ "delayAfterQuit", "delayAfterQuit", XtRInt,
sizeof(int), XtOffset(AppDataPtr, delayAfterQuit),
XtRImmediate, (XtPointer) 0},
+ { "keepAlive", "keepAlive", XtRInt,
+ sizeof(int), XtOffset(AppDataPtr, keepAlive),
+ XtRImmediate, (XtPointer) 0},
+ { "forceIllegalMoves", "forceIllegalMoves", XtRBoolean,
+ sizeof(Boolean), XtOffset(AppDataPtr, forceIllegal),
+ XtRImmediate, (XtPointer) False},
};
XrmOptionDescRec shellOptions[] = {
{ "-pgnExtendedInfo", "pgnExtendedInfo", XrmoptionSepArg, NULL },
{ "-hideThinkingFromHuman", "hideThinkingFromHuman", XrmoptionSepArg, NULL },
{ "-adjudicateLossThreshold", "adjudicateLossThreshold", XrmoptionSepArg, NULL },
+ { "-adjudicateDrawMoves", "adjudicateDrawMoves", XrmoptionSepArg, NULL },
{ "-pgnEventHeader", "pgnEventHeader", XrmoptionSepArg, NULL },
{ "-firstIsUCI", "firstIsUCI", XrmoptionSepArg, NULL },
{ "-secondIsUCI", "secondIsUCI", XrmoptionSepArg, NULL },
{ "-secondOptions", "secondOptions", XrmoptionSepArg, NULL },
{ "-firstNeedsNoncompliantFEN", "firstNeedsNoncompliantFEN", XrmoptionSepArg, NULL },
{ "-secondNeedsNoncompliantFEN", "secondNeedsNoncompliantFEN", XrmoptionSepArg, NULL },
+ { "-keepAlive", "keepAlive", XrmoptionSepArg, NULL },
+ { "-forceIllegalMoves", "forceIllegalMoves", XrmoptionNoArg, "True" },
};
{ "AnalysisModeProc", AnalyzeModeProc },
{ "AnalyzeFileProc", AnalyzeFileProc },
// { "TwoMachinesProc", TwoMachinesProc },
- { "IcsClientProc", IcsClientProc },
+ // { "IcsClientProc", IcsClientProc },
{ "EditGameProc", EditGameProc },
{ "EditPositionProc", EditPositionProc },
{ "TrainingProc", EditPositionProc },
{ "EngineOutputProc", EngineOutputProc}, // [HGM] Winboard_x engine-output window
{ "ShowGameListProc", ShowGameListProc },
- { "ShowMoveListProc", HistoryShowProc},
+ // { "ShowMoveListProc", HistoryShowProc},
{ "EditTagsProc", EditCommentProc },
{ "EditCommentProc", EditCommentProc },
{ "IcsAlarmProc", IcsAlarmProc },
// { "AdjournProc", AdjournProc },
// { "AbortProc", AbortProc },
// { "ResignProc", ResignProc },
- { "AdjuWhiteProc", AdjuWhiteProc },
- { "AdjuBlackProc", AdjuBlackProc },
- { "AdjuDrawProc", AdjuDrawProc },
+ // { "AdjuWhiteProc", AdjuWhiteProc },
+ // { "AdjuBlackProc", AdjuBlackProc },
+ // { "AdjuDrawProc", AdjuDrawProc },
{ "EnterKeyProc", EnterKeyProc },
- { "StopObservingProc", StopObservingProc },
- { "StopExaminingProc", StopExaminingProc },
- { "BackwardProc", BackwardProc },
- { "ForwardProc", ForwardProc },
- { "ToStartProc", ToStartProc },
- { "ToEndProc", ToEndProc },
- { "RevertProc", RevertProc },
- { "TruncateGameProc", TruncateGameProc },
+ // { "StopObservingProc", StopObservingProc },
+ // { "StopExaminingProc", StopExaminingProc },
+ // { "BackwardProc", BackwardProc },
+ // { "ForwardProc", ForwardProc },
+ // { "ToStartProc", ToStartProc },
+ // { "ToEndProc", ToEndProc },
+ // { "RevertProc", RevertProc },
+ // { "TruncateGameProc", TruncateGameProc },
// { "MoveNowProc", MoveNowProc },
- { "RetractMoveProc", RetractMoveProc },
+ // { "RetractMoveProc", RetractMoveProc },
{ "AlwaysQueenProc", AlwaysQueenProc },
{ "AnimateDraggingProc", AnimateDraggingProc },
{ "AnimateMovingProc", AnimateMovingProc },
{ "AutosaveProc", AutosaveProc },
{ "BlindfoldProc", BlindfoldProc },
{ "FlashMovesProc", FlashMovesProc },
- { "FlipViewProc", FlipViewProc },
- { "GetMoveListProc", GetMoveListProc },
+ // { "FlipViewProc", FlipViewProc },
+ // { "GetMoveListProc", GetMoveListProc },
#if HIGHDRAG
{ "HighlightDraggingProc", HighlightDraggingProc },
#endif
{ "PopupMoveErrorsProc", PopupMoveErrorsProc },
{ "PremoveProc", PremoveProc },
{ "QuietPlayProc", QuietPlayProc },
- { "ShowThinkingProc", ShowThinkingProc },
- { "HideThinkingProc", HideThinkingProc },
+ // { "ShowThinkingProc", ShowThinkingProc },
+ // { "HideThinkingProc", HideThinkingProc },
{ "TestLegalityProc", TestLegalityProc },
- { "InfoProc", InfoProc },
- { "ManProc", ManProc },
- { "HintProc", HintProc },
- { "BookProc", BookProc },
+ // { "InfoProc", InfoProc },
+ // { "ManProc", ManProc },
+ // { "HintProc", HintProc },
+ // { "BookProc", BookProc },
{ "AboutGameProc", AboutGameProc },
{ "DebugProc", DebugProc },
{ "NothingProc", NothingProc },
{ "AskQuestionPopDown", (XtActionProc) AskQuestionPopDown },
{ "GameListPopDown", (XtActionProc) GameListPopDown },
{ "PromotionPopDown", (XtActionProc) PromotionPopDown },
- { "HistoryPopDown", (XtActionProc) HistoryPopDown },
+ // { "HistoryPopDown", (XtActionProc) HistoryPopDown },
{ "EngineOutputPopDown", (XtActionProc) EngineOutputPopDown },
{ "ShufflePopDown", (XtActionProc) ShufflePopDown },
{ "EnginePopDown", (XtActionProc) EnginePopDown },
}
#ifdef GOTHIC
if(gameInfo.variant == VariantGothic) {
- ximMaskPm[(int)WhiteMarshall] = ximMaskPm2[i][(int)WhiteSilver];
+ ximMaskPm[(int)WhiteMarshall] = ximMaskPm2[(int)WhiteSilver];
}
#endif
#endif
}
#endif
+void EscapeExpand(char *p, char *q)
+{ // [HGM] initstring: routine to shape up string arguments
+ while(*p++ = *q++) if(p[-1] == '\\')
+ switch(*q++) {
+ case 'n': p[-1] = '\n'; break;
+ case 'r': p[-1] = '\r'; break;
+ case 't': p[-1] = '\t'; break;
+ case '\\': p[-1] = '\\'; break;
+ case 0: *p = 0; return;
+ default: p[-1] = q[-1]; break;
+ }
+}
+
int
main(argc, argv)
int argc;
argvCopy[j] = NULL;
argv = argvCopy;
argc = j;
-#if 0
- if(appData.debugMode,1) { // OK, appData is not initialized here yet...
- for(i=0; i<argc; i++) fprintf(stderr, "argv[%2d] = '%s'\n", i, argv[i]);
- }
-#endif
#endif
-
setbuf(stdout, NULL);
setbuf(stderr, NULL);
debugFP = stderr;
XtNumber(shellOptions),
&argc, argv, xboardResources, NULL, 0);
-
/* set up GTK */
gtk_init (&argc, &argv);
GUI_Window = GTK_WIDGET (gtk_builder_get_object (builder, "MainWindow"));
if(!GUI_Window) printf("Error: gtk_builder didn't work!\n");
+
+ GUI_History = GTK_WIDGET (gtk_builder_get_object (builder, "MoveHistory"));
+ if(!GUI_History) printf("Error: gtk_builder didn't work!\n");
+
GUI_Board = GTK_WIDGET (gtk_builder_get_object (builder, "Board"));
if(!GUI_Board) printf("Error: gtk_builder didn't work!\n");
+
GUI_Whiteclock = GTK_WIDGET (gtk_builder_get_object (builder, "WhiteClock"));
if(!GUI_Whiteclock) printf("Error: gtk_builder didn't work!\n");
+
GUI_Blackclock = GTK_WIDGET (gtk_builder_get_object (builder, "BlackClock"));
if(!GUI_Blackclock) printf("Error: gtk_builder didn't work!\n");
+ LIST_MoveHistory = GTK_LIST_STORE (gtk_builder_get_object (builder, "MoveHistoryStore"));
+ if(!LIST_MoveHistory) printf("Error: gtk_builder didn't work!\n");
+
+
gtk_builder_connect_signals (builder, NULL);
// don't unref the builder, since we use it to get references to widgets
{
fprintf(stderr, _("%s: unrecognized argument %s\n"),
programName, argv[1]);
+
fprintf(stderr, "Recognized options:\n");
- for(i = 0; i < XtNumber(shellOptions); i++)
+ for(i = 0; i < XtNumber(shellOptions); i++)
{
+ /* print first column */
j = fprintf(stderr, " %s%s", shellOptions[i].option,
(shellOptions[i].argKind == XrmoptionSepArg
? " ARG" : ""));
- if (i++ < XtNumber(shellOptions))
- {
+ /* print second column and end line */
+ if (++i < XtNumber(shellOptions))
+ {
fprintf(stderr, "%*c%s%s\n", 40 - j, ' ',
shellOptions[i].option,
(shellOptions[i].argKind == XrmoptionSepArg
? " ARG" : ""));
- }
- else
+ }
+ else
{
fprintf(stderr, "\n");
- }
- }
+ };
+ };
exit(2);
- }
-
- if ((chessDir = (char *) getenv("CHESSDIR")) == NULL)
- {
- chessDir = ".";
- }
- else
- {
- if (chdir(chessDir) != 0)
- {
- fprintf(stderr, _("%s: can't cd to CHESSDIR: "), programName);
- perror(chessDir);
- exit(1);
- }
- }
+ };
p = getenv("HOME");
if (p == NULL) p = "/tmp";
clientResources, XtNumber(clientResources),
NULL, 0);
+ { // [HGM] initstring: kludge to fix bad bug. expand '\n' characters in init string and computer string.
+ static char buf[MSG_SIZ];
+ EscapeExpand(buf, appData.initString);
+ appData.initString = strdup(buf);
+ EscapeExpand(buf, appData.secondInitString);
+ appData.secondInitString = strdup(buf);
+ EscapeExpand(buf, appData.firstComputerString);
+ appData.firstComputerString = strdup(buf);
+ EscapeExpand(buf, appData.secondComputerString);
+ appData.secondComputerString = strdup(buf);
+ }
+
+ if ((chessDir = (char *) getenv("CHESSDIR")) == NULL) {
+ chessDir = ".";
+ } else {
+ if (chdir(chessDir) != 0) {
+ fprintf(stderr, _("%s: can't cd to CHESSDIR: "), programName);
+ perror(chessDir);
+ exit(1);
+ }
+ }
+
if (appData.debugMode && appData.nameOfDebugFile && strcmp(appData.nameOfDebugFile, "stderr")) {
/* [DM] debug info to file [HGM] make the filename a command-line option, and allow it to remain stderr */
if ((debugFP = fopen(appData.nameOfDebugFile, "w")) == NULL) {
gameInfo.variant = StringToVariant(appData.variant);
InitPosition(FALSE);
-#if 0
-
- /*
- * Determine boardSize
- */
- gameInfo.boardWidth = gameInfo.boardHeight = 8; // [HGM] boardsize: make sure we start as 8x8
-
- //#ifndef IDSIZE
- // [HGM] as long as we have not created the possibility to change size while running, start with requested size
- gameInfo.boardWidth = appData.NrFiles > 0 ? appData.NrFiles : 8;
- gameInfo.boardHeight = appData.NrRanks > 0 ? appData.NrRanks : 8;
- gameInfo.holdingsWidth = appData.holdingsSize > 0 ? 2 : 0;
-#endif
#ifdef IDSIZE
int square_color, x, y;
Drawable dest;
{
+ /* redraw background, since piece might be transparent in some areas */
+ BlankSquare(x,y,square_color,piece,dest);
+
+ /* draw piece */
gdk_draw_pixbuf(GDK_WINDOW(GUI_Board->window),NULL,
GDK_PIXBUF(SVGpieces[piece]),0,0,x,y,-1,-1,
GDK_RGB_DITHER_NORMAL, 0, 0);
{
int x, y;
Boolean saveAnimate;
- static int second = 0;
+ static int second = 0, promotionChoice = 0;
+ ChessMove moveType;
if (w != boardWidget || errorExitStatus != -1) return;
+ x = EventToSquare(event->xbutton.x, BOARD_WIDTH);
+ y = EventToSquare(event->xbutton.y, BOARD_HEIGHT);
+ if (!flipView && y >= 0) {
+ y = BOARD_HEIGHT - 1 - y;
+ }
+ if (flipView && x >= 0) {
+ x = BOARD_WIDTH - 1 - x;
+ }
+
+ if(promotionChoice) { // we are waiting for a click to indicate promotion piece
+ if(event->type == ButtonRelease) return; // ignore upclick of click-click destination
+ promotionChoice = FALSE; // only one chance: if click not OK it is interpreted as cancel
+ if(appData.debugMode) fprintf(debugFP, "promotion click, x=%d, y=%d\n", x, y);
+ if(gameInfo.holdingsWidth &&
+ (WhiteOnMove(currentMove)
+ ? x == BOARD_WIDTH-1 && y < gameInfo.holdingsSize && y > 0
+ : x == 0 && y >= BOARD_HEIGHT - gameInfo.holdingsSize && y < BOARD_HEIGHT-1) ) {
+ // click in right holdings, for determining promotion piece
+ ChessSquare p = boards[currentMove][y][x];
+ if(appData.debugMode) fprintf(debugFP, "square contains %d\n", (int)p);
+ if(p != EmptySquare) {
+ FinishMove(NormalMove, fromX, fromY, toX, toY, ToLower(PieceToChar(p)));
+ fromX = fromY = -1;
+ return;
+ }
+ }
+ DrawPosition(FALSE, boards[currentMove]);
+ return;
+ }
if (event->type == ButtonPress) ErrorPopDown();
if (promotionUp) {
}
}
- x = EventToSquare(event->xbutton.x, BOARD_WIDTH);
- y = EventToSquare(event->xbutton.y, BOARD_HEIGHT);
- if (!flipView && y >= 0) {
- y = BOARD_HEIGHT - 1 - y;
- }
- if (flipView && x >= 0) {
- x = BOARD_WIDTH - 1 - x;
- }
-
/* [HGM] holdings: next 5 lines: ignore all clicks between board and holdings */
if(event->type == ButtonPress
&& ( x == BOARD_LEFT-1 ||
if (fromX == -1) {
if (event->type == ButtonPress) {
- /* First square */
+ /* First square, prepare to drag */
if (OKToStartUserMove(x, y)) {
fromX = x;
fromY = y;
}
/* fromX != -1 */
- if (event->type == ButtonPress && gameMode != EditPosition &&
- x >= 0 && y >= 0) {
- ChessSquare fromP;
- ChessSquare toP;
-
- /* Check if clicking again on the same color piece */
- fromP = boards[currentMove][fromY][fromX];
- toP = boards[currentMove][y][x];
- if ((WhitePawn <= fromP && fromP < WhiteKing && // [HGM] this test should go, as UserMoveTest now does it.
- WhitePawn <= toP && toP <= WhiteKing) || // For now I made it less critical by exempting King
- (BlackPawn <= fromP && fromP < BlackKing && // moves, to not interfere with FRC castlings.
- BlackPawn <= toP && toP <= BlackKing)) {
- /* Clicked again on same color piece -- changed his mind */
- second = (x == fromX && y == fromY);
- if (appData.highlightDragging) {
- SetHighlights(x, y, -1, -1);
- } else {
- ClearHighlights();
- }
- if (OKToStartUserMove(x, y)) {
- fromX = x;
- fromY = y;
- DragPieceBegin(event->xbutton.x, event->xbutton.y);
- }
- return;
- }
- }
-
if (event->type == ButtonRelease && x == fromX && y == fromY) {
+ /* Click on single square in stead of drag-drop */
DragPieceEnd(event->xbutton.x, event->xbutton.y);
if (appData.animateDragging) {
/* Undo animation damage if any */
return;
}
- /* Completed move */
+ moveType = UserMoveTest(fromX, fromY, x, y, NULLCHAR, event->type == ButtonRelease);
+
+ if (moveType == Comment) { // kludge for indicating capture-own on Press
+ /* Clicked again on same color piece -- changed his mind */
+ /* note that re-clicking same square always hits same color piece */
+ second = (x == fromX && y == fromY);
+ if (appData.highlightDragging) {
+ SetHighlights(x, y, -1, -1);
+ } else {
+ ClearHighlights();
+ }
+ if (OKToStartUserMove(x, y)) {
+ fromX = x;
+ fromY = y;
+ DragPieceBegin(event->xbutton.x, event->xbutton.y);
+ }
+ return;
+ }
+
+ if(moveType == AmbiguousMove) { // kludge to indicate edit-position move
+ fromX = fromY = -1;
+ ClearHighlights();
+ DragPieceEnd(event->xbutton.x, event->xbutton.y);
+ DrawPosition(FALSE, boards[currentMove]);
+ return;
+ }
+
+ /* Complete move; (x,y) is now different from (fromX, fromY) on both Press and Release */
toX = x;
toY = y;
saveAnimate = appData.animate;
/* Don't animate move and drag both */
appData.animate = FALSE;
}
- if (IsPromotion(fromX, fromY, toX, toY)) {
- if (appData.alwaysPromoteToQueen) {
- UserMoveEvent(fromX, fromY, toX, toY, 'q');
+ if (moveType == WhitePromotionKnight || moveType == BlackPromotionKnight ||
+ (moveType == WhitePromotionQueen || moveType == BlackPromotionQueen) &&
+ appData.alwaysPromoteToQueen) { // promotion, but no choice
+ FinishMove(moveType, fromX, fromY, toX, toY, 'q');
+ } else
+ if (moveType == WhitePromotionQueen || moveType == BlackPromotionQueen ) {
+ SetHighlights(fromX, fromY, toX, toY);
+ if(gameInfo.variant == VariantSuper || gameInfo.variant == VariantGreat) {
+ // [HGM] super: promotion to captured piece selected from holdings
+ ChessSquare p = boards[currentMove][fromY][fromX], q = boards[currentMove][toY][toX];
+ promotionChoice = TRUE;
+ // kludge follows to temporarily execute move on display, without promoting yet
+ boards[currentMove][fromY][fromX] = EmptySquare; // move Pawn to 8th rank
+ boards[currentMove][toY][toX] = p;
+ DrawPosition(FALSE, boards[currentMove]);
+ boards[currentMove][fromY][fromX] = p; // take back, but display stays
+ boards[currentMove][toY][toX] = q;
+ DisplayMessage("Click in holdings to choose piece", "");
+ return;
+ }
+ PromotionPopUp();
+ goto skipClearingFrom; // the skipped stuff is done asynchronously by PromotionCallback
+ } else
+ if(moveType != ImpossibleMove) { // valid move, but no promotion
+ FinishMove(moveType, fromX, fromY, toX, toY, NULLCHAR);
+ } else { // invalid move; could have set premove
+ ClearHighlights();
+ }
if (!appData.highlightLastMove || gotPremove) ClearHighlights();
if (gotPremove) SetPremoveHighlights(fromX, fromY, toX, toY);
fromX = fromY = -1;
- } else {
- SetHighlights(fromX, fromY, toX, toY);
- PromotionPopUp();
- }
- } else {
- UserMoveEvent(fromX, fromY, toX, toY, NULLCHAR);
- if (!appData.highlightLastMove || gotPremove) ClearHighlights();
- if (gotPremove) SetPremoveHighlights(fromX, fromY, toX, toY);
- fromX = fromY = -1;
- }
+skipClearingFrom:
appData.animate = saveAnimate;
if (appData.animate || appData.animateDragging) {
/* Undo animation damage if needed */
XtSetArg(args[j], XtNright, XtChainRight); j++;
XtSetArg(args[j], XtNresizable, True); j++;
XtSetArg(args[j], XtNwidth, bw_width); j++; /*force wider than buttons*/
-#if 0
- XtSetArg(args[j], XtNscrollVertical, XawtextScrollWhenNeeded); j++;
-#else
/* !!Work around an apparent bug in XFree86 4.0.1 (X11R6.4.3) */
XtSetArg(args[j], XtNscrollVertical, XawtextScrollAlways); j++;
-#endif
XtSetArg(args[j], XtNautoFill, True); j++;
XtSetArg(args[j], XtNwrap, XawtextWrapWord); j++;
edit =
XtSetArg(args[j], XtNleft, XtChainLeft); j++;
XtSetArg(args[j], XtNright, XtChainRight); j++;
XtSetArg(args[j], XtNresizable, True); j++;
-#if 0
- XtSetArg(args[j], XtNscrollVertical, XawtextScrollWhenNeeded); j++;
-#else
/* !!Work around an apparent bug in XFree86 4.0.1 (X11R6.4.3) */
XtSetArg(args[j], XtNscrollVertical, XawtextScrollAlways); j++;
-#endif
XtSetArg(args[j], XtNautoFill, True); j++;
XtSetArg(args[j], XtNwrap, XawtextWrapWord); j++;
edit =
promoChar = ToLower(name[0]);
}
- UserMoveEvent(fromX, fromY, toX, toY, promoChar);
+ FinishMove(NormalMove, fromX, fromY, toX, toY, promoChar);
if (!appData.highlightLastMove || gotPremove) ClearHighlights();
if (gotPremove) SetPremoveHighlights(fromX, fromY, toX, toY);
char *title;
{
cmailMsgLoaded = FALSE;
- if (gameNumber == 0) {
+
+ if (gameNumber == 0)
+ {
int error = GameListBuild(f);
- if (error) {
+
+ if (error)
+ {
DisplayError(_("Cannot build game list"), error);
- } else if (!ListEmpty(&gameList) &&
- ((ListGame *) gameList.tailPred)->number > 1) {
+ }
+ else if (!ListEmpty(&gameList)
+ && ((ListGame *) gameList.tailPred)->number > 1)
+ {
GameListPopUp(f, title);
return TRUE;
- }
+ };
+
GameListDestroy();
gameNumber = 1;
- }
+ };
+
return LoadGame(f, gameNumber, title, FALSE);
}
fprintf(debugFP, _("ICS engine analyze starting... \n"));
}
if (!appData.showThinking)
- ShowThinkingProc(w,event,prms,nprms);
+ ShowThinkingProc(NULL,NULL);
AnalyzeModeEvent();
}
Reset(FALSE, TRUE);
if (!appData.showThinking)
- ShowThinkingProc(w,event,prms,nprms);
+ ShowThinkingProc(NULL,NULL);
AnalyzeFileEvent();
FileNamePopUp(_("File to analyze"), "", LoadGamePopUp, "rb");
AnalysisPeriodicEvent(1);
}
-void IcsClientProc(w, event, prms, nprms)
- Widget w;
- XEvent *event;
- String *prms;
- Cardinal *nprms;
-{
- IcsClientEvent();
-}
void EditGameProc(w, event, prms, nprms)
Widget w;
}
}
-void AdjuWhiteProc(w, event, prms, nprms)
- Widget w;
- XEvent *event;
- String *prms;
- Cardinal *nprms;
-{
- UserAdjudicationEvent(+1);
-}
-
-void AdjuBlackProc(w, event, prms, nprms)
- Widget w;
- XEvent *event;
- String *prms;
- Cardinal *nprms;
-{
- UserAdjudicationEvent(-1);
-}
-
-void AdjuDrawProc(w, event, prms, nprms)
- Widget w;
- XEvent *event;
- String *prms;
- Cardinal *nprms;
-{
- UserAdjudicationEvent(0);
-}
void EnterKeyProc(w, event, prms, nprms)
Widget w;
ICSInputSendText();
}
-void StopObservingProc(w, event, prms, nprms)
- Widget w;
- XEvent *event;
- String *prms;
- Cardinal *nprms;
-{
- StopObservingEvent();
-}
-
-void StopExaminingProc(w, event, prms, nprms)
- Widget w;
- XEvent *event;
- String *prms;
- Cardinal *nprms;
-{
- StopExaminingEvent();
-}
-
-
-void ForwardProc(w, event, prms, nprms)
- Widget w;
- XEvent *event;
- String *prms;
- Cardinal *nprms;
-{
- ForwardEvent();
-}
-
-
-void BackwardProc(w, event, prms, nprms)
- Widget w;
- XEvent *event;
- String *prms;
- Cardinal *nprms;
-{
- BackwardEvent();
-}
-
-void ToStartProc(w, event, prms, nprms)
- Widget w;
- XEvent *event;
- String *prms;
- Cardinal *nprms;
-{
- ToStartEvent();
-}
-
-void ToEndProc(w, event, prms, nprms)
- Widget w;
- XEvent *event;
- String *prms;
- Cardinal *nprms;
-{
- ToEndEvent();
-}
-
-void RevertProc(w, event, prms, nprms)
- Widget w;
- XEvent *event;
- String *prms;
- Cardinal *nprms;
-{
- RevertEvent();
-}
-
-void TruncateGameProc(w, event, prms, nprms)
- Widget w;
- XEvent *event;
- String *prms;
- Cardinal *nprms;
-{
- TruncateGameEvent();
-}
-void RetractMoveProc(w, event, prms, nprms)
- Widget w;
- XEvent *event;
- String *prms;
- Cardinal *nprms;
-{
- RetractMoveEvent();
-}
-
void AlwaysQueenProc(w, event, prms, nprms)
Widget w;
XEvent *event;
args, 1);
}
-void FlipViewProc(w, event, prms, nprms)
- Widget w;
- XEvent *event;
- String *prms;
- Cardinal *nprms;
-{
- flipView = !flipView;
- DrawPosition(True, NULL);
-}
-
-void GetMoveListProc(w, event, prms, nprms)
- Widget w;
- XEvent *event;
- String *prms;
- Cardinal *nprms;
-{
- Arg args[16];
-
- appData.getMoveList = !appData.getMoveList;
-
- if (appData.getMoveList) {
- XtSetArg(args[0], XtNleftBitmap, xMarkPixmap);
- GetMoveListEvent();
- } else {
- XtSetArg(args[0], XtNleftBitmap, None);
- }
- XtSetValues(XtNameToWidget(menuBarWidget, "menuOptions.Get Move List"),
- args, 1);
-}
-
#if HIGHDRAG
void HighlightDraggingProc(w, event, prms, nprms)
Widget w;
args, 1);
}
-void ShowThinkingProc(w, event, prms, nprms)
- Widget w;
- XEvent *event;
- String *prms;
- Cardinal *nprms;
-{
- Arg args[16];
-
- appData.showThinking = !appData.showThinking; // [HGM] thinking: tken out of ShowThinkingEvent
- ShowThinkingEvent();
-#if 0
- // [HGM] thinking: currently no suc menu item; replaced by Hide Thinking (From Human)
- if (appData.showThinking) {
- XtSetArg(args[0], XtNleftBitmap, xMarkPixmap);
- } else {
- XtSetArg(args[0], XtNleftBitmap, None);
- }
- XtSetValues(XtNameToWidget(menuBarWidget, "menuOptions.Show Thinking"),
- args, 1);
-#endif
-}
-
-void HideThinkingProc(w, event, prms, nprms)
- Widget w;
- XEvent *event;
- String *prms;
- Cardinal *nprms;
-{
- Arg args[16];
-
- appData.hideThinkingFromHuman = !appData.hideThinkingFromHuman; // [HGM] thinking: tken out of ShowThinkingEvent
- ShowThinkingEvent();
-
- if (appData.hideThinkingFromHuman) {
- XtSetArg(args[0], XtNleftBitmap, xMarkPixmap);
- } else {
- XtSetArg(args[0], XtNleftBitmap, None);
- }
- XtSetValues(XtNameToWidget(menuBarWidget, "menuOptions.Hide Thinking"),
- args, 1);
-}
-
-void InfoProc(w, event, prms, nprms)
- Widget w;
- XEvent *event;
- String *prms;
- Cardinal *nprms;
-{
- char buf[MSG_SIZ];
- snprintf(buf, sizeof(buf), "xterm -e info --directory %s --directory . -f %s &",
- INFODIR, INFOFILE);
- system(buf);
-}
-
-void ManProc(w, event, prms, nprms)
- Widget w;
- XEvent *event;
- String *prms;
- Cardinal *nprms;
-{
- char buf[MSG_SIZ];
- String name;
- if (nprms && *nprms > 0)
- name = prms[0];
- else
- name = "xboard";
- snprintf(buf, sizeof(buf), "xterm -e man %s &", name);
- system(buf);
-}
-
-void HintProc(w, event, prms, nprms)
- Widget w;
- XEvent *event;
- String *prms;
- Cardinal *nprms;
-{
- HintEvent();
-}
-
-void BookProc(w, event, prms, nprms)
- Widget w;
- XEvent *event;
- String *prms;
- Cardinal *nprms;
-{
- BookEvent();
-}
-
void DebugProc(w, event, prms, nprms)
Widget w;
XEvent *event;
#endif /* not HAVE_GETHOSTNAME */
}
-gint delayedEventTimerTag = 0;
+guint delayedEventTimerTag = 0;
DelayedEventCallback delayedEventCallback = 0;
void
FireDelayedEvent(data)
gpointer data;
{
- delayedEventTimerTag = 0;
- delayedEventCallback();
+ /* remove timer */
+ g_source_remove(delayedEventTimerTag);
+ delayedEventTimerTag = 0;
+
+ /* call function */
+ delayedEventCallback();
+
+ return;
}
void
ScheduleDelayedEvent(cb, millisec)
- DelayedEventCallback cb; long millisec;
+ DelayedEventCallback cb; guint millisec;
{
+ if(delayedEventTimerTag && delayedEventCallback == cb)
+ // [HGM] alive: replace, rather than add or flush identical event
+ g_source_remove(delayedEventTimerTag);
delayedEventCallback = cb;
- delayedEventTimerTag = gtk_timeout_add(millisec,(GtkFunction) FireDelayedEvent, NULL);
+ delayedEventTimerTag = g_timeout_add(millisec,(GSourceFunc) FireDelayedEvent, NULL);
+ return;
}
DelayedEventCallback
{
if (delayedEventTimerTag)
{
- gtk_timeout_remove(delayedEventTimerTag);
+ g_source_remove(delayedEventTimerTag);
delayedEventTimerTag = 0;
}
return;
}
-gint loadGameTimerTag = 0;
+guint loadGameTimerTag = 0;
int LoadGameTimerRunning()
{
int StopLoadGameTimer()
{
if (loadGameTimerTag != 0) {
- gtk_timeout_remove(loadGameTimerTag);
+ g_source_remove(loadGameTimerTag);
loadGameTimerTag = 0;
return TRUE;
} else {
LoadGameTimerCallback(data)
gpointer data;
{
- loadGameTimerTag = 0;
- AutoPlayGameLoop();
+ /* remove timer */
+ g_source_remove(loadGameTimerTag);
+ loadGameTimerTag = 0;
+
+ AutoPlayGameLoop();
+ return;
}
void
long millisec;
{
loadGameTimerTag =
- gtk_timeout_add( millisec, (GtkFunction) LoadGameTimerCallback, NULL);
+ g_timeout_add( millisec, (GSourceFunc) LoadGameTimerCallback, NULL);
+ return;
}
-gint analysisClockTag = 0;
+guint analysisClockTag = 0;
-void
+gboolean
AnalysisClockCallback(data)
gpointer data;
{
|| appData.icsEngineAnalyze)
{
AnalysisPeriodicEvent(0);
- StartAnalysisClock();
+ return 1; /* keep on going */
}
+ return 0; /* stop timer */
}
void
StartAnalysisClock()
{
- analysisClockTag =
- gtk_timeout_add( 2000,(GtkFunction) AnalysisClockCallback, NULL);
+ analysisClockTag =
+ g_timeout_add( 2000,(GSourceFunc) AnalysisClockCallback, NULL);
+ return;
}
-gint clockTimerTag = 0;
+guint clockTimerTag = 0;
int ClockTimerRunning()
{
{
if (clockTimerTag != 0)
{
- gtk_timeout_remove(clockTimerTag);
+ g_source_remove(clockTimerTag);
clockTimerTag = 0;
return TRUE;
}
ClockTimerCallback(data)
gpointer data;
{
- clockTimerTag = 0;
- DecrementClocks();
- return;
+ /* remove timer */
+ g_source_remove(clockTimerTag);
+ clockTimerTag = 0;
+
+ DecrementClocks();
+ return;
}
void
StartClockTimer(millisec)
long millisec;
{
- clockTimerTag = gtk_timeout_add(millisec,(GtkFunction) ClockTimerCallback,NULL);
- return;
+ clockTimerTag = g_timeout_add(millisec,(GSourceFunc) ClockTimerCallback,NULL);
+ return;
}
void
int lineByLine;
char *unused;
InputCallback func;
- XtInputId xid;
+ guint sid;
char buf[INPUT_SOURCE_BUF_SIZE];
VOIDSTAR closure;
} InputSource;
void
-DoInputCallback(closure, source, xid)
- caddr_t closure;
- int *source;
- XtInputId *xid;
+DoInputCallback(io,cond,data)
+ GIOChannel *io;
+ GIOCondition cond;
+ gpointer *data;
{
- InputSource *is = (InputSource *) closure;
- int count;
- int error;
- char *p, *q;
+ /* read input from one of the input source (for example a chess program, ICS, etc).
+ * and call a function that will handle the input
+ */
- if (is->lineByLine) {
- count = read(is->fd, is->unused,
- INPUT_SOURCE_BUF_SIZE - (is->unused - is->buf));
- if (count <= 0) {
- (is->func)(is, is->closure, is->buf, count, count ? errno : 0);
- return;
+ int count; /* how many bytes did we read */
+ int error;
+ char *p, *q;
+
+ /* All information (callback function, file descriptor, etc) is
+ * saved in an InputSource structure
+ */
+ InputSource *is = (InputSource *) data;
+
+ if (is->lineByLine)
+ {
+ count = read(is->fd, is->unused,
+ INPUT_SOURCE_BUF_SIZE - (is->unused - is->buf));
+
+ if (count <= 0)
+ {
+ (is->func)(is, is->closure, is->buf, count, count ? errno : 0);
+ return;
}
- is->unused += count;
- p = is->buf;
- while (p < is->unused) {
- q = memchr(p, '\n', is->unused - p);
- if (q == NULL) break;
- q++;
- (is->func)(is, is->closure, p, q - p, 0);
- p = q;
+ is->unused += count;
+ p = is->buf;
+ /* break input into lines and call the callback function on each
+ * line
+ */
+ while (p < is->unused)
+ {
+ q = memchr(p, '\n', is->unused - p);
+ if (q == NULL) break;
+ q++;
+ (is->func)(is, is->closure, p, q - p, 0);
+ p = q;
}
- q = is->buf;
- while (p < is->unused) {
- *q++ = *p++;
+ /* remember not yet used part of the buffer */
+ q = is->buf;
+ while (p < is->unused)
+ {
+ *q++ = *p++;
}
- is->unused = q;
- } else {
- count = read(is->fd, is->buf, INPUT_SOURCE_BUF_SIZE);
- if (count == -1)
- error = errno;
- else
- error = 0;
- (is->func)(is, is->closure, is->buf, count, error);
+ is->unused = q;
+ }
+ else
+ {
+ /* read maximum length of input buffer and send the whole buffer
+ * to the callback function
+ */
+ count = read(is->fd, is->buf, INPUT_SOURCE_BUF_SIZE);
+ if (count == -1)
+ error = errno;
+ else
+ error = 0;
+ (is->func)(is, is->closure, is->buf, count, error);
}
+
+ return;
}
InputSourceRef AddInputSource(pr, lineByLine, func, closure)
VOIDSTAR closure;
{
InputSource *is;
+ GIOChannel *channel;
ChildProc *cp = (ChildProc *) pr;
is = (InputSource *) calloc(1, sizeof(InputSource));
is->kind = cp->kind;
is->fd = cp->fdFrom;
}
- if (lineByLine) {
- is->unused = is->buf;
- }
+ if (lineByLine)
+ is->unused = is->buf;
+ else
+ is->unused = NULL;
+
+// is->xid = XtAppAddInput(appContext, is->fd,
+// (XtPointer) (XtInputReadMask),
+// (XtInputCallbackProc) DoInputCallback,
+// (XtPointer) is);
+//
+
+ /* TODO: will this work on windows?*/
+ printf("DEBUG: fd=%d %d\n",is->fd,is);
- is->xid = XtAppAddInput(appContext, is->fd,
- (XtPointer) (XtInputReadMask),
- (XtInputCallbackProc) DoInputCallback,
- (XtPointer) is);
+ channel = g_io_channel_unix_new(is->fd);
+ g_io_channel_set_close_on_unref (channel, TRUE);
+ is->sid = g_io_add_watch(channel, G_IO_IN,(GIOFunc) DoInputCallback, is);
is->closure = closure;
return (InputSourceRef) is;
}
{
InputSource *is = (InputSource *) isr;
- if (is->xid == 0) return;
- XtRemoveInput(is->xid);
- is->xid = 0;
+ if (is->sid == 0) return;
+ g_source_remove(is->sid);
+ is->sid = 0;
+ return;
}
int OutputToProcess(pr, message, count, outError)
delay.it_interval.tv_usec =
delay.it_value.tv_usec = (time % 1000) * 1000;
setitimer(ITIMER_REAL, &delay, NULL);
-#if 0
- /* Ugh -- busy-wait! --tpm */
- while (frameWaiting);
-#else
while (frameWaiting) pause();
-#endif
delay.it_interval.tv_sec = delay.it_value.tv_sec = 0;
delay.it_interval.tv_usec = delay.it_value.tv_usec = 0;
setitimer(ITIMER_REAL, &delay, NULL);
ScreenSquare(boardX, boardY, &corner, &color);
player.startSquare = corner;
player.startColor = color;
-#if 0
- /* Start from exactly where the piece is. This can be confusing
- if you start dragging far from the center of the square; most
- or all of the piece can be over a different square from the one
- the mouse pointer is in. */
- player.mouseDelta.x = x - corner.x;
- player.mouseDelta.y = y - corner.y;
-#else
/* As soon as we start dragging, the piece will jump slightly to
be centered over the mouse pointer. */
player.mouseDelta.x = squareSize/2;
player.mouseDelta.y = squareSize/2;
-#endif
/* Initialise animation */
player.dragPiece = PieceForSquare(boardX, boardY);
/* Sanity check */