X-Git-Url: http://winboard.nl/cgi-bin?a=blobdiff_plain;f=xboard.c;h=c5c849bd91b9200ad39b6bddc4caf4bb88ad3f0b;hb=08aa97a16435e4569975d203c7e1f3050b207d8a;hp=801f9a9634e3a0b454d5ef2a0e1f0d54d27eaef9;hpb=f0c3d1451610821ae9599c97a779dfebf538611a;p=xboard.git

diff --git a/xboard.c b/xboard.c
index 801f9a9..c5c849b 100644
--- a/xboard.c
+++ b/xboard.c
@@ -341,7 +341,7 @@ WindowPlacement wpTags;
 #define SOLID 0
 #define OUTLINE 1
 Boolean cairoAnimate;
-static cairo_surface_t *csBoardWindow, *csBoardBackup;
+static cairo_surface_t *csBoardWindow, *csBoardBackup, *csDualBoard;
 static cairo_surface_t *pngPieceBitmaps[2][(int)BlackPawn];    // scaled pieces as used
 static cairo_surface_t *pngPieceBitmaps2[2][(int)BlackPawn+4]; // scaled pieces in store
 static cairo_surface_t *pngBoardBitmap[2];
@@ -894,9 +894,16 @@ SwitchWindow ()
     extern Option dualOptions[];
     static Window dual;
     Window tmp = xBoardWindow;
+    cairo_surface_t *cstmp = csBoardWindow;
     if(!dual) dual = XtWindow(dualOptions[3].handle); // must be first call
     xBoardWindow = dual; // swap them
     dual = tmp;
+    csBoardWindow = csDualBoard;
+    if(!csDualBoard && cstmp) {
+	int boardWidth = lineGap + BOARD_WIDTH * (squareSize + lineGap);
+	int boardHeight = lineGap + BOARD_HEIGHT * (squareSize + lineGap);
+	csBoardWindow = cairo_xlib_surface_create(xDisplay, xBoardWindow, DefaultVisual(xDisplay, 0), boardWidth, boardHeight);
+    }
 }
 
 void
@@ -933,7 +940,8 @@ NewSurfaces ()
     // delete surfaces after size becomes invalid, so they will be recreated
     if(csBoardWindow) cairo_surface_destroy(csBoardWindow);
     if(csBoardBackup) cairo_surface_destroy(csBoardBackup);
-    csBoardWindow = csBoardBackup = NULL;
+    if(csDualBoard) cairo_surface_destroy(csDualBoard);
+    csBoardWindow = csBoardBackup = csDualBoard = NULL;
 }
 
 #define BoardSize int
@@ -2850,6 +2858,22 @@ DrawOneSquare (int x, int y, ChessSquare piece, int square_color, int marker, ch
 	if (appData.monoMode) {
 	    XDrawImageString(xDisplay, xBoardWindow, hGC, xx, yy, string, 1);
 	} else {
+	    if(*appData.pngDirectory) {
+		cairo_t *cr = cairo_create (csBoardWindow);
+		cairo_select_font_face (cr, "Sans",
+			    CAIRO_FONT_SLANT_NORMAL,
+			    CAIRO_FONT_WEIGHT_BOLD);
+
+		cairo_set_font_size (cr, squareSize/4);
+
+		cairo_move_to (cr, xx-1, yy);
+		if(align < 3) cairo_set_source_rgb (cr, 0.0, 0.0, 0.0);
+		else          cairo_set_source_rgb (cr, 1.0, 1.0, 1.0);
+		cairo_show_text (cr, string);
+
+		/* free memory */
+		cairo_destroy (cr);
+	    } else
 	    XDrawString(xDisplay, xBoardWindow, hGC, xx, yy, string, 1);
 	}
     }