X-Git-Url: http://winboard.nl/cgi-bin?p=xboard.git;a=blobdiff_plain;f=draw.c;h=821137f35bce41ce491c443b62a4c73dc774ffeb;hp=193f65ce030f191d833230e55bf3066d81f2f71d;hb=9bbb79bf4fd1f1b851387117ef0350a59fcf381e;hpb=c6dc3f6ed99ee75be391ff43360952370f7cb796 diff --git a/draw.c b/draw.c index 193f65c..821137f 100644 --- a/draw.c +++ b/draw.c @@ -5,7 +5,8 @@ * Massachusetts. * * Enhancements Copyright 1992-2001, 2002, 2003, 2004, 2005, 2006, - * 2007, 2008, 2009, 2010, 2011, 2012 Free Software Foundation, Inc. + * 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 Free + * Software Foundation, Inc. * * The following terms apply to Digital Equipment Corporation's copyright * interest in XBoard: @@ -54,9 +55,9 @@ #include #include #include -#include #include #include +#include #if STDC_HEADERS # include @@ -74,16 +75,13 @@ extern char *getenv(); #include #endif - -// [HGM] bitmaps: put before incuding the bitmaps / pixmaps, to know how many piece types there are. #include "common.h" -#include "frontend.h" #include "backend.h" -#include "xevalgraph.h" #include "board.h" #include "menus.h" #include "dialogs.h" +#include "evalgraph.h" #include "gettext.h" #include "draw.h" @@ -108,11 +106,11 @@ extern char *getenv(); Boolean cairoAnimate; Option *currBoard; cairo_surface_t *csBoardWindow; -static cairo_surface_t *pngPieceImages[2][(int)BlackPawn+4]; // png 256 x 256 images -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 RsvgHandle *svgPieces[2][(int)BlackPawn+4]; // vector pieces in store -static cairo_surface_t *pngBoardBitmap[2]; +static cairo_surface_t *pngPieceImages[2][(int)BlackPawn]; // png 256 x 256 images +static cairo_surface_t *pngPieceBitmaps[2][(int)BlackPawn]; // scaled pieces as used +static cairo_surface_t *pngPieceBitmaps2[2][(int)BlackPawn]; // scaled pieces in store +static RsvgHandle *svgPieces[2][(int)BlackPawn]; // vector pieces in store +static cairo_surface_t *pngBoardBitmap[2], *pngOriginalBoardBitmap[2]; int useTexture, textureW[2], textureH[2]; #define pieceToSolid(piece) &pieceBitmap[SOLID][(piece) % (int)BlackPawn] @@ -120,18 +118,76 @@ int useTexture, textureW[2], textureH[2]; #define White(piece) ((int)(piece) < (int)BlackPawn) +char svgDir[MSG_SIZ] = SVGDIR; + +char *crWhite = "#FFFFB0"; +char *crBlack = "#AD5D3D"; + struct { int x1, x2, y1, y2; } gridSegments[BOARD_RANKS + BOARD_FILES + 2]; -static int dual = 0; +void +SwitchWindow (int main) +{ + currBoard = (main ? &mainOptions[W_BOARD] : &dualOptions[3]); +// CsBoardWindow = DRAWABLE(currBoard); +} + + +static void +NewCanvas (Option *graph) +{ + cairo_t *cr; + int w = graph->max, h = graph->value; + if(graph->choice) cairo_surface_destroy((cairo_surface_t *) graph->choice); + graph->choice = (char**) cairo_image_surface_create (CAIRO_FORMAT_ARGB32, w, h); + // paint white, to prevent weirdness when people maximize window and drag pieces over space next to board + cr = cairo_create ((cairo_surface_t *) graph->choice); + cairo_rectangle (cr, 0, 0, w, h); + cairo_set_source_rgba(cr, 1.0, 1.0, 1.0, 1.0); + cairo_fill(cr); + cairo_destroy (cr); + graph->min &= ~REPLACE; +} + +static cairo_surface_t * +CsBoardWindow (Option *opt) +{ // test before every draw event if we need to resize the canvas + if(opt->min & REPLACE) NewCanvas(opt); + return DRAWABLE(opt); +} + void -SwitchWindow () +SelectPieces(VariantClass v) { - dual = !dual; - currBoard = (dual ? &mainOptions[W_BOARD] : &dualOptions[3]); - csBoardWindow = DRAWABLE(currBoard); + int i; + for(i=0; i<2; i++) { + int p; + for(p=0; p<=(int)WhiteKing; p++) + pngPieceBitmaps[i][p] = pngPieceBitmaps2[i][p]; // defaults + if(v == VariantShogi && BOARD_HEIGHT != 7) { // no exceptions in Tori Shogi + pngPieceBitmaps[i][(int)WhiteCannon] = pngPieceBitmaps2[i][(int)WhiteTokin]; + pngPieceBitmaps[i][(int)WhiteNightrider] = pngPieceBitmaps2[i][(int)WhitePKnight]; + pngPieceBitmaps[i][(int)WhiteGrasshopper] = pngPieceBitmaps2[i][(int)WhitePLance]; + pngPieceBitmaps[i][(int)WhiteSilver] = pngPieceBitmaps2[i][(int)WhitePSilver]; + pngPieceBitmaps[i][(int)WhiteQueen] = pngPieceBitmaps2[i][(int)WhiteLance]; + pngPieceBitmaps[i][(int)WhiteFalcon] = pngPieceBitmaps2[i][(int)WhiteMonarch]; // for Sho Shogi + } +#ifdef GOTHIC + if(v == VariantGothic) { + pngPieceBitmaps[i][(int)WhiteMarshall] = pngPieceBitmaps2[i][(int)WhiteSilver]; + } +#endif + if(v == VariantSChess) { + pngPieceBitmaps[i][(int)WhiteAngel] = pngPieceBitmaps2[i][(int)WhiteFalcon]; + pngPieceBitmaps[i][(int)WhiteMarshall] = pngPieceBitmaps2[i][(int)WhiteAlfil]; + } + if(v == VariantChuChess) { + pngPieceBitmaps[i][(int)WhiteNightrider] = pngPieceBitmaps2[i][(int)WhiteLion]; + } + } } #define BoardSize int @@ -139,13 +195,21 @@ void InitDrawingSizes (BoardSize boardSize, int flags) { // [HGM] resize is functional now, but for board format changes only (nr of ranks, files) int boardWidth, boardHeight; - int i; static int oldWidth, oldHeight; static VariantClass oldVariant; - static int oldMono = -1, oldTwoBoards = 0; - extern Widget formWidget; + static int oldTwoBoards = 0, oldNrOfFiles = 0; - if(!formWidget) return; + if(!mainOptions[W_BOARD].handle) return; + + if(boardSize == -2 && gameInfo.variant != oldVariant + && oldNrOfFiles && oldNrOfFiles != BOARD_WIDTH) { // called because variant switch changed board format + squareSize = ((squareSize + lineGap) * oldNrOfFiles + 0.5*BOARD_WIDTH) / BOARD_WIDTH; // keep total width fixed + if(appData.overrideLineGap < 0) lineGap = squareSize < 37 ? 1 : squareSize < 59 ? 2 : squareSize < 116 ? 3 : 4; + squareSize -= lineGap; + CreatePNGPieces(appData.pieceDirectory); + CreateGrid(); + } + oldNrOfFiles = BOARD_WIDTH; if(oldTwoBoards && !twoBoards) PopDown(DummyDlg); oldTwoBoards = twoBoards; @@ -158,6 +222,7 @@ InitDrawingSizes (BoardSize boardSize, int flags) oldWidth = boardWidth; oldHeight = boardHeight; CreateGrid(); + CreateAnyPieces(0); // redo texture scaling /* * Inhibit shell resizing. @@ -172,68 +237,123 @@ InitDrawingSizes (BoardSize boardSize, int flags) if(gameInfo.variant != oldVariant) { // and only if variant changed - for(i=0; i<2; i++) { - int p; - for(p=0; p<=(int)WhiteKing; p++) - pngPieceBitmaps[i][p] = pngPieceBitmaps2[i][p]; // defaults - if(gameInfo.variant == VariantShogi) { - pngPieceBitmaps[i][(int)WhiteCannon] = pngPieceBitmaps2[i][(int)WhiteKing+1]; - pngPieceBitmaps[i][(int)WhiteNightrider] = pngPieceBitmaps2[i][(int)WhiteKing+2]; - pngPieceBitmaps[i][(int)WhiteSilver] = pngPieceBitmaps2[i][(int)WhiteKing+3]; - pngPieceBitmaps[i][(int)WhiteGrasshopper] = pngPieceBitmaps2[i][(int)WhiteKing+4]; - pngPieceBitmaps[i][(int)WhiteQueen] = pngPieceBitmaps2[i][(int)WhiteLance]; - } -#ifdef GOTHIC - if(gameInfo.variant == VariantGothic) { - pngPieceBitmaps[i][(int)WhiteMarshall] = pngPieceBitmaps2[i][(int)WhiteSilver]; - } -#endif - if(gameInfo.variant == VariantSChess) { - pngPieceBitmaps[i][(int)WhiteAngel] = pngPieceBitmaps2[i][(int)WhiteFalcon]; - pngPieceBitmaps[i][(int)WhiteMarshall] = pngPieceBitmaps2[i][(int)WhiteAlfil]; - } - } - oldMono = -10; // kludge to force recreation of animation masks + SelectPieces(gameInfo.variant); + oldVariant = gameInfo.variant; } CreateAnimVars(); - oldMono = appData.monoMode; } +void +ExposeRedraw (Option *graph, int x, int y, int w, int h) +{ // copy a selected part of the buffer bitmap to the display + cairo_t *cr = cairo_create((cairo_surface_t *) graph->textValue); + cairo_set_source_surface(cr, (cairo_surface_t *) graph->choice, 0, 0); + cairo_set_antialias(cr, CAIRO_ANTIALIAS_NONE); + cairo_rectangle(cr, x, y, w, h); + cairo_fill(cr); + cairo_destroy(cr); +} + +static int modV[2], modH[2], transparency[2]; + static void CreatePNGBoard (char *s, int kind) { + float w, h; + static float n[2] = { 1., 1. }; if(!appData.useBitmaps || s == NULL || *s == 0 || *s == '*') { useTexture &= ~(kind+1); return; } + textureW[kind] = 0; // prevents bitmap from being used if not succesfully loaded if(strstr(s, ".png")) { cairo_surface_t *img = cairo_image_surface_create_from_png (s); - if(img) { - useTexture |= kind + 1; pngBoardBitmap[kind] = img; - textureW[kind] = cairo_image_surface_get_width (img); - textureH[kind] = cairo_image_surface_get_height (img); + if(cairo_surface_status(img) == CAIRO_STATUS_SUCCESS) { + char c, *p = s, *q; + int r, f; + if(pngOriginalBoardBitmap[kind]) cairo_surface_destroy(pngOriginalBoardBitmap[kind]); + if(n[kind] != 1.) cairo_surface_destroy(pngBoardBitmap[kind]); + useTexture |= kind + 1; pngOriginalBoardBitmap[kind] = img; + w = textureW[kind] = cairo_image_surface_get_width (img); + h = textureH[kind] = cairo_image_surface_get_height (img); + transparency[kind] = cairo_image_surface_get_format (img) == CAIRO_FORMAT_ARGB32; + n[kind] = 1.; modV[kind] = modH[kind] = -1; + while((q = strchr(p+1, '-'))) p = q; // find last '-' + if(strlen(p) < 11 && sscanf(p, "-%dx%d.pn%c", &f, &r, &c) == 3 && c == 'g') { + if(f == 0 || r == 0) f = BOARD_WIDTH, r = BOARD_HEIGHT; // 0x0 means 'fits any', so make it fit + textureW[kind] = (w*BOARD_WIDTH)/f; // sync cutting locations with square pattern + textureH[kind] = (h*BOARD_HEIGHT)/r; + n[kind] = (r*squareSize + 0.99)/h; // scale to make it fit exactly vertically + modV[kind] = r; modH[kind] = f; + } else + if((p = strstr(s, "xq")) && (p == s || p[-1] == '/')) { // assume full-board image for Xiangqi + while(0.8*squareSize*BOARD_WIDTH > n[kind]*w || 0.8*squareSize*BOARD_HEIGHT > n[kind]*h) n[kind]++; + } else { + while(squareSize > n[kind]*w || squareSize > n[kind]*h) n[kind]++; + } + if(n[kind] == 1.) pngBoardBitmap[kind] = img; else { + // create scaled-up copy of the raw png image when it was too small + cairo_surface_t *cs = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, n[kind]*w, n[kind]*h); + cairo_t *cr = cairo_create(cs); + pngBoardBitmap[kind] = cs; textureW[kind] *= n[kind]; textureH[kind] *= n[kind]; +// cairo_set_antialias(cr, CAIRO_ANTIALIAS_NONE); + cairo_scale(cr, n[kind], n[kind]); + cairo_set_source_surface (cr, img, 0, 0); + cairo_paint (cr); + cairo_destroy (cr); + } } } } char *pngPieceNames[] = // must be in same order as internal piece encoding -{ "Pawn", "Knight", "Bishop", "Rook", "Queen", "Advisor", "Elephant", "Archbishop", "Marshall", "Gold", "Commoner", - "Canon", "Nightrider", "CrownedBishop", "CrownedRook", "Princess", "Chancellor", "Hawk", "Lance", "Cobra", "Unicorn", "King", - "GoldKnight", "GoldLance", "GoldPawn", "GoldSilver", NULL +{ "Pawn", "Knight", "Bishop", "Rook", "Queen", "Advisor", "Elephant", "Archbishop", "Marshall", "Gold", "Commoner", + "Canon", "Nightrider", "CrownedBishop", "CrownedRook", "Crown", "Chancellor", "Hawk", "Lance", "Cobra", "Unicorn", "Lion", + "Sword", "Zebra", "Camel", "Tower", "Wolf", "Hat", "Duck", "Lance", "Dragon", "Gnu", "Cub", + "LShield", "Pegasus", "Wizard", "Copper", "Iron", "Viking", "Flag", "Axe", "Dolphin", "Leopard", "Claw", + "Left", "Butterfly", "PromoBishop", "PromoRook", "HCrown", "RShield", "Prince", "Phoenix", "Kylin", "Drunk", "Right", + "GoldPawn", "GoldKnight", "PromoHorse", "PromoDragon", "GoldLance", "GoldSilver", "HSword", "PromoSword", "PromoHSword", "Princess", "King", + NULL +}; + +char *backupPiece[] = { // pieces that map on other in default theme ("Crown" - "Drunk") + "Princess", NULL, NULL, NULL, NULL, NULL, NULL, + NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, "Chancellor", NULL, + NULL, "Knight", NULL, "Commoner", NULL, NULL, NULL, "Canon", NULL, NULL, NULL, + NULL, NULL, NULL, NULL, NULL, NULL, "King", "Queen", "Lion", "Elephant" }; RsvgHandle * -LoadSVG (char *dir, int color, int piece) +LoadSVG (char *dir, int color, int piece, int retry) { char buf[MSG_SIZ]; RsvgHandle *svg=svgPieces[color][piece]; RsvgDimensionData svg_dimensions; - GError **svgerror=NULL; + GError *svgerror=NULL; cairo_surface_t *img; cairo_t *cr; + char *name = (retry ? backupPiece[piece - WhiteGrasshopper] : pngPieceNames[piece]); + + if(!name) return NULL; - snprintf(buf, MSG_SIZ, "%s/%s%s.svg", dir, color ? "Black" : "White", pngPieceNames[piece]); + snprintf(buf, MSG_SIZ, "%s/%s%s.svg", dir, color ? "Black" : "White", name); - if(svg || *dir && (svg = rsvg_handle_new_from_file(buf,svgerror))) { + if(!svg && *dir) { + svg = rsvg_handle_new_from_file(buf, &svgerror); + if(!svg) { // failed! If -pid name starts with "sub_" we try to load the piece from the parent directory + char *p = buf, *q; + safeStrCpy(buf, dir, MSG_SIZ); + while((q = strchr(p, '/'))) p = q + 1; + if(!strncmp(p, "sub_", 4)) { + if(p == buf) safeStrCpy(buf, ".", MSG_SIZ); else p[-1] = NULLCHAR; // strip last directory off path + return LoadSVG(buf, color, piece, retry); + } + } + if(!svg && *appData.inscriptions) { // if there is no piece-specific SVG, but we make inscriptions, try general background + snprintf(buf, MSG_SIZ, "%s/%sTile.svg", dir, color ? "Black" : "White"); + svg = rsvg_handle_new_from_file(buf, &svgerror); + } + } + if(svg) { rsvg_handle_get_dimensions(svg, &svg_dimensions); img = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, squareSize, squareSize); @@ -248,11 +368,15 @@ LoadSVG (char *dir, int color, int piece) return svg; } + if(!retry && piece >= WhiteGrasshopper && piece <= WhiteDrunk) // pieces that are only different in kanji sets + return LoadSVG(dir, color, piece, 1); + if(svgerror) + g_error_free(svgerror); return NULL; } static void -ScaleOnePiece (int color, int piece) +ScaleOnePiece (int color, int piece, char *pieceDir) { float w, h; char buf[MSG_SIZ]; @@ -261,23 +385,27 @@ ScaleOnePiece (int color, int piece) g_type_init (); - if(!svgPieces[color][piece]) { // try to freshly render cached svg pieces first, to supply the source bitmap - svgPieces[color][piece] = LoadSVG("", color, piece); // this fills pngPieceImages if we had cached svg with bitmap of wanted size - } + svgPieces[color][piece] = LoadSVG("", color, piece, 0); // this fills pngPieceImages if we had cached svg with bitmap of wanted size if(!pngPieceImages[color][piece]) { // we don't have cached bitmap (implying we did not have cached svg) - if(*appData.pieceDirectory) { // user specified piece directory - snprintf(buf, MSG_SIZ, "%s/%s%s.png", appData.pieceDirectory, color ? "Black" : "White", pngPieceNames[piece]); - pngPieceImages[color][piece] = img = cairo_image_surface_create_from_png (buf); // try if there are png pieces there + if(*pieceDir) { // user specified piece directory + snprintf(buf, MSG_SIZ, "%s/%s%s.png", pieceDir, color ? "Black" : "White", pngPieceNames[piece]); + img = cairo_image_surface_create_from_png (buf); // try if there are png pieces there if(cairo_surface_status(img) != CAIRO_STATUS_SUCCESS) { // there were not - svgPieces[color][piece] = LoadSVG(appData.pieceDirectory, color, piece); // so try if he has svg there - } + svgPieces[color][piece] = LoadSVG(pieceDir, color, piece, 0); // so try if he has svg there + } else pngPieceImages[color][piece] = img; } } if(!pngPieceImages[color][piece]) { // we still did not manage to acquire a piece bitmap - if(!(svgPieces[color][piece] = LoadSVG(appData.svgDirectory, color, piece))) // try to fall back on installed svg - DisplayError(_("No default pieces installed\nSelect your own -pieceImageDirectory"), 0); // give up + static int warned = 0; + if(!(svgPieces[color][piece] = LoadSVG(svgDir, color, piece, 0)) // try to fall back on installed svg + && !warned && strcmp(pngPieceNames[piece], "Tile")) { // but do not complain about missing 'Tile' + char *msg = _("No default pieces installed!\nSelect your own using '-pieceImageDirectory'."); + printf("%s (%s)\n", msg, pngPieceNames[piece]); // give up + DisplayError(msg, 0); + warned = 1; // prevent error message being repeated for each piece type + } } img = pngPieceImages[color][piece]; @@ -285,7 +413,8 @@ ScaleOnePiece (int color, int piece) // create new bitmap to hold scaled piece image (and remove any old) if(pngPieceBitmaps2[color][piece]) cairo_surface_destroy (pngPieceBitmaps2[color][piece]); pngPieceBitmaps2[color][piece] = cs = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, squareSize, squareSize); - if(piece <= WhiteKing) pngPieceBitmaps[color][piece] = cs; + + if(!img) return; // scaled copying of the raw png image cr = cairo_create(cs); @@ -296,7 +425,7 @@ ScaleOnePiece (int color, int piece) cairo_paint (cr); cairo_destroy (cr); - if(!appData.trueColors || !*appData.pieceDirectory && !appData.svgDirectory) { // operate on bitmap to color it (king-size hack...) + if(!appData.trueColors || !*pieceDir) { // operate on bitmap to color it (king-size hack...) int stride = cairo_image_surface_get_stride(cs)/4; int *buf = (int *) cairo_image_surface_get_data(cs); int i, j, p; @@ -322,37 +451,64 @@ ScaleOnePiece (int color, int piece) } void -CreatePNGPieces () +CreatePNGPieces (char *pieceDir) { int p; - for(p=0; pngPieceNames[p]; p++) { - ScaleOnePiece(0, p); - ScaleOnePiece(1, p); + ScaleOnePiece(0, p, pieceDir); + ScaleOnePiece(1, p, pieceDir); } + SelectPieces(gameInfo.variant); } void -CreateAnyPieces () +CreateAnyPieces (int p) { // [HGM] taken out of main - CreatePNGPieces(); + if(p) CreatePNGPieces(appData.pieceDirectory); CreatePNGBoard(appData.liteBackTextureFile, 1); CreatePNGBoard(appData.darkBackTextureFile, 0); } -void -InitDrawingParams (int reloadPieces) +static void +ClearPieces () { int i, p; - MakeColors(); - if(reloadPieces) - for(i=0; i<2; i++) for(p=0; p 0) nx %= modH[kind], ny %= modV[kind]; // tile fixed-format board periodically to extend it if(textureW[kind] < W*squareSize) *x0 = (textureW[kind] - squareSize) * nx/(W-1); else @@ -557,52 +717,62 @@ DrawLogo (Option *opt, void *logo) cairo_t *cr; int w, h; - if(!logo || !opt) return; - img = cairo_image_surface_create_from_png (logo); - w = cairo_image_surface_get_width (img); - h = cairo_image_surface_get_height (img); - cr = cairo_create(DRAWABLE(opt)); - cairo_scale(cr, (float)appData.logoSize/w, appData.logoSize/(2.*h)); - cairo_set_source_surface (cr, img, 0, 0); - cairo_paint (cr); + if(!opt) return; + cr = cairo_create(CsBoardWindow(opt)); + cairo_rectangle (cr, 0, 0, opt->max, opt->value); + cairo_set_source_rgba(cr, 0.5, 0.5, 0.5, 1.0); + cairo_fill(cr); // paint background in case logo does not exist + if(logo) { + img = cairo_image_surface_create_from_png (logo); + if(cairo_surface_status(img) == CAIRO_STATUS_SUCCESS) { + w = cairo_image_surface_get_width (img); + h = cairo_image_surface_get_height (img); +// cairo_scale(cr, (float)appData.logoSize/w, appData.logoSize/(2.*h)); + cairo_scale(cr, (float)opt->max/w, (float)opt->value/h); + cairo_set_source_surface (cr, img, 0, 0); + cairo_paint (cr); + } + cairo_surface_destroy (img); + } cairo_destroy (cr); - cairo_surface_destroy (img); - GraphExpose(opt, 0, 0, appData.logoSize, appData.logoSize/2); + GraphExpose(opt, 0, 0, opt->max, opt->value); } static void BlankSquare (cairo_surface_t *dest, int x, int y, int color, ChessSquare piece, int fac) { // [HGM] extra param 'fac' for forcing destination to (0,0) for copying to animation buffer - int x0, y0; + int x0, y0, texture = (useTexture & color+1) && CutOutSquare(x, y, &x0, &y0, color); cairo_t *cr; cr = cairo_create (dest); - if ((useTexture & color+1) && CutOutSquare(x, y, &x0, &y0, color)) { - cairo_set_source_surface (cr, pngBoardBitmap[color], x*fac - x0, y*fac - y0); - cairo_set_antialias (cr, CAIRO_ANTIALIAS_NONE); - cairo_rectangle (cr, x*fac, y*fac, squareSize, squareSize); - cairo_fill (cr); - cairo_destroy (cr); - } else { // evenly colored squares - char *col; + if(!texture || transparency[color]) // draw color also (as background) when texture could be transparent + { // evenly colored squares + char *col = NULL; switch (color) { case 0: col = appData.darkSquareColor; break; case 1: col = appData.lightSquareColor; break; case 2: col = "#000000"; break; + default: col = "#808080"; break; // cannot happen } SetPen(cr, 2.0, col, 0); cairo_rectangle (cr, fac*x, fac*y, squareSize, squareSize); cairo_set_antialias (cr, CAIRO_ANTIALIAS_NONE); cairo_fill (cr); - cairo_destroy (cr); } + if (texture) { + cairo_set_source_surface (cr, pngBoardBitmap[color], x*fac - x0, y*fac - y0); + cairo_set_antialias (cr, CAIRO_ANTIALIAS_NONE); + cairo_rectangle (cr, x*fac, y*fac, squareSize, squareSize); + cairo_fill (cr); + } + cairo_destroy (cr); } static void pngDrawPiece (cairo_surface_t *dest, ChessSquare piece, int square_color, int x, int y) { - int kind, p = piece; + int kind; cairo_t *cr; if ((int)piece < (int) BlackPawn) { @@ -611,7 +781,8 @@ pngDrawPiece (cairo_surface_t *dest, ChessSquare piece, int square_color, int x, kind = 1; piece -= BlackPawn; } - if(appData.upsideDown && flipView) { p += p < BlackPawn ? BlackPawn : -BlackPawn; }// swap white and black pieces + if(piece == WhiteKing && kind == appData.jewelled) piece = WhiteZebra; + if(appData.upsideDown && flipView) kind = 1 - kind; // swap white and black pieces BlankSquare(dest, x, y, square_color, piece, 1); // erase previous contents with background cr = cairo_create (dest); cairo_set_source_surface (cr, pngPieceBitmaps[kind][piece], x, y); @@ -619,6 +790,8 @@ pngDrawPiece (cairo_surface_t *dest, ChessSquare piece, int square_color, int x, cairo_destroy (cr); } +static char *markerColor[8] = { "#FFFF00", "#FF0000", "#00FF00", "#0000FF", "#00FFFF", "#FF00FF", "#FFFFFF", "#000000" }; + void DoDrawDot (cairo_surface_t *cs, int marker, int x, int y, int r) { @@ -631,7 +804,7 @@ DoDrawDot (cairo_surface_t *cs, int marker, int x, int y, int r) cairo_stroke_preserve(cr); SetPen(cr, 2, marker == 2 ? "#FFFFFF" : "#000000", 0); } else { - SetPen(cr, 2, marker == 2 ? "#FF0000" : "#FFFF00", 0); + SetPen(cr, 2, markerColor[marker-1], 0); } cairo_fill(cr); @@ -641,32 +814,51 @@ DoDrawDot (cairo_surface_t *cs, int marker, int x, int y, int r) void DrawDot (int marker, int x, int y, int r) { // used for atomic captures; no need to draw on backup - DoDrawDot(csBoardWindow, marker, x, y, r); + DoDrawDot(CsBoardWindow(currBoard), marker, x, y, r); GraphExpose(currBoard, x-r, y-r, 2*r, 2*r); } -void -DrawOneSquare (int x, int y, ChessSquare piece, int square_color, int marker, char *string, int align) -{ // basic front-end board-draw function: takes care of everything that can be in square: - // piece, background, coordinate/count, marker dot - cairo_t *cr; - - if (piece == EmptySquare) { - BlankSquare(csBoardWindow, x, y, square_color, piece, 1); - } else { - pngDrawPiece(csBoardWindow, piece, square_color, x, y); - } +static void +DrawUnicode (cairo_surface_t *canvas, char *string, int x, int y, char id, int flip, int size, int vpos) +{ +// cairo_text_extents_t te; + cairo_t *cr; + int s = 1 - 2*flip; + PangoLayout *layout; + PangoFontDescription *desc; + PangoRectangle r; + char fontName[MSG_SIZ]; + + cr = cairo_create (canvas); + layout = pango_cairo_create_layout(cr); + pango_layout_set_text(layout, string, -1); + snprintf(fontName, MSG_SIZ, "Sans Normal %dpx", size*squareSize/64); + desc = pango_font_description_from_string(fontName); + pango_layout_set_font_description(layout, desc); + pango_font_description_free(desc); + pango_layout_get_pixel_extents(layout, NULL, &r); + cairo_translate(cr, x + squareSize/2 - s*r.width/2, y + (32+vpos*s)*squareSize/64 - s*r.height/2); + if(s < 0) cairo_rotate(cr, G_PI); + cairo_set_source_rgb(cr, (id == '+' ? 1.0 : 0.0), 0.0, 0.0); + pango_cairo_update_layout(cr, layout); + pango_cairo_show_layout(cr, layout); + g_object_unref(layout); + cairo_destroy(cr); +} - if(align) { // square carries inscription (coord or piece count) +void +DrawText (char *string, int x, int y, int align) +{ int xx = x, yy = y; cairo_text_extents_t te; + cairo_t *cr; - cr = cairo_create (csBoardWindow); + cr = cairo_create (CsBoardWindow(currBoard)); cairo_select_font_face (cr, "Sans", CAIRO_FONT_SLANT_NORMAL, CAIRO_FONT_WEIGHT_BOLD); - cairo_set_font_size (cr, squareSize/4); + cairo_set_font_size (cr, align < 0 ? 2*squareSize/3 : squareSize/4); // calculate where it goes cairo_text_extents (cr, string, &te); @@ -687,10 +879,61 @@ DrawOneSquare (int x, int y, ChessSquare piece, int square_color, int marker, ch else cairo_set_source_rgb (cr, 1.0, 1.0, 1.0); cairo_show_text (cr, string); cairo_destroy (cr); +} + +void +InscribeKanji (cairo_surface_t *canvas, ChessSquare piece, int x, int y) +{ + char *p, *q, buf[20], nr = 1; + int i, n, size = 40, flip = appData.upsideDown && flipView == (piece < BlackPawn); + if(piece == EmptySquare) return; + if(piece >= BlackPawn) piece = BLACK_TO_WHITE piece; + p = appData.inscriptions; + if(*p > '0' && *p < '3') nr = *p++ - '0'; // nr of kanji per piece + n = piece; i = 0; + while(piece > WhitePawn) { + if(*p == '/') p++, piece = n - WhitePBishop; // secondary series + if(*p++ == NULLCHAR) { + if(n != WhiteKing) return; + p = q; + break; + } + q = p - 1; + while((*p & 0xC0) == 0x80) p++; // skip UTF-8 continuation bytes + if(*q != '.' && ++i < nr) continue; // yet more kanji for the current piece + piece--; i = 0; + } + strncpy(buf, p, 20); + for(q=buf; (*++q & 0xC0) == 0x80;); // skip first unicode + if(nr > 1) { + p = q; + while((*++p & 0xC0) == 0x80) {} // skip second unicode + *p = NULLCHAR; size = 30; i = 16; + DrawUnicode(canvas, q, x, y, PieceToChar(n), flip, size, -10); + } else i = 4; + *q = NULLCHAR; + DrawUnicode(canvas, buf, x, y, PieceToChar(n), flip, size, i); +} + +void +DrawOneSquare (int x, int y, ChessSquare piece, int square_color, int marker, char *tString, char *bString, int align) +{ // basic front-end board-draw function: takes care of everything that can be in square: + // piece, background, coordinate/count, marker dot + + if (piece == EmptySquare) { + BlankSquare(CsBoardWindow(currBoard), x, y, square_color, piece, 1); + } else { + pngDrawPiece(CsBoardWindow(currBoard), piece, square_color, x, y); + if(appData.inscriptions[0]) InscribeKanji(CsBoardWindow(currBoard), piece, x, y); + } + + if(align) { // square carries inscription (coord or piece count) + if(align > 1) DrawText(tString, x, y, align); // top (rank or count) + if(bString && *bString) DrawText(bString, x, y, 1); // bottom (always lower right file ID) } if(marker) { // print fat marker dot, if requested - DoDrawDot(csBoardWindow, marker, x + squareSize/4, y+squareSize/4, squareSize/2); + DoDrawDot(CsBoardWindow(currBoard), marker, x + squareSize/4, y+squareSize/4, squareSize/2); } } @@ -709,7 +952,7 @@ InitAnimState (AnimNr anr) { if(c_animBufs[anr]) cairo_surface_destroy (c_animBufs[anr]); if(c_animBufs[anr+2]) cairo_surface_destroy (c_animBufs[anr+2]); - c_animBufs[anr+4] = csBoardWindow; + c_animBufs[anr+4] = CsBoardWindow(currBoard); c_animBufs[anr+2] = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, squareSize, squareSize); c_animBufs[anr] = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, squareSize, squareSize); } @@ -730,6 +973,7 @@ CairoOverlayPiece (ChessSquare piece, cairo_surface_t *dest) if(doubleClick) cairo_paint_with_alpha (pieceSource, 0.6); else cairo_paint(pieceSource); cairo_destroy (pieceSource); + if(appData.inscriptions[0]) InscribeKanji(dest, piece, 0, 0); } void @@ -747,13 +991,15 @@ DrawBlank (AnimNr anr, int x, int y, int startColor) void CopyRectangle (AnimNr anr, int srcBuf, int destBuf, int srcX, int srcY, int width, int height, int destX, int destY) { - cairo_t *cr = cairo_create (c_animBufs[anr+destBuf]); + cairo_t *cr; + c_animBufs[anr+4] = CsBoardWindow(currBoard); + cr = cairo_create (c_animBufs[anr+destBuf]); cairo_set_source_surface (cr, c_animBufs[anr+srcBuf], destX - srcX, destY - srcY); cairo_rectangle (cr, destX, destY, width, height); cairo_fill (cr); cairo_destroy (cr); - if(c_animBufs[anr+destBuf] == csBoardWindow) - GraphExpose(currBoard, destX, destY, squareSize, squareSize); + if(c_animBufs[anr+destBuf] == CsBoardWindow(currBoard)) // suspect that GTK needs this! + GraphExpose(currBoard, destX, destY, width, height); } void @@ -788,8 +1034,109 @@ DoDrawPolygon (cairo_surface_t *cs, Pnt arrow[], int nr) void DrawPolygon (Pnt arrow[], int nr) { - DoDrawPolygon(csBoardWindow, arrow, nr); + DoDrawPolygon(CsBoardWindow(currBoard), arrow, nr); // if(!dual) DoDrawPolygon(csBoardBackup, arrow, nr); } +//-------------------- Eval Graph drawing routines (formerly in xevalgraph.h) -------------------- + +static void +ChoosePen(cairo_t *cr, int i) +{ + switch(i) { + case PEN_BLACK: + SetPen(cr, 1.0, "#000000", 0); + break; + case PEN_DOTTED: + SetPen(cr, 1.0, "#A0A0A0", 1); + break; + case PEN_BLUEDOTTED: + SetPen(cr, 1.0, "#0000FF", 1); + break; + case PEN_BOLDWHITE: + SetPen(cr, 3.0, crWhite, 0); + break; + case PEN_BOLDBLACK: + SetPen(cr, 3.0, crBlack, 0); + break; + case PEN_BACKGD: + SetPen(cr, 3.0, "#E0E0F0", 0); + break; + } +} + +// [HGM] front-end, added as wrapper to avoid use of LineTo and MoveToEx in other routines (so they can be back-end) +void +DrawSegment (int x, int y, int *lastX, int *lastY, int penType) +{ + static int curX, curY; + + if(penType != PEN_NONE) { + cairo_t *cr = cairo_create(CsBoardWindow(disp)); + cairo_set_antialias (cr, CAIRO_ANTIALIAS_NONE); + cairo_move_to (cr, curX, curY); + cairo_line_to (cr, x,y); + ChoosePen(cr, penType); + cairo_stroke (cr); + cairo_destroy (cr); + } + + if(lastX != NULL) { *lastX = curX; *lastY = curY; } + curX = x; curY = y; +} + +// front-end wrapper for drawing functions to do rectangles +void +DrawRectangle (int left, int top, int right, int bottom, int side, int style) +{ + cairo_t *cr; + cr = cairo_create (CsBoardWindow(disp)); + cairo_set_antialias (cr, CAIRO_ANTIALIAS_NONE); + cairo_rectangle (cr, left, top, right-left, bottom-top); + switch(side) + { + case 0: ChoosePen(cr, PEN_BOLDWHITE); break; + case 1: ChoosePen(cr, PEN_BOLDBLACK); break; + case 2: ChoosePen(cr, PEN_BACKGD); break; + } + cairo_fill (cr); + + if(style != FILLED) + { + cairo_rectangle (cr, left, top, right-left-1, bottom-top-1); + ChoosePen(cr, PEN_BLACK); + cairo_stroke (cr); + } + + cairo_destroy(cr); +} + +// front-end wrapper for putting text in graph +void +DrawEvalText (char *buf, int cbBuf, int y) +{ + // the magic constants 8 and 5 should really be derived from the font size somehow + cairo_text_extents_t extents; + cairo_t *cr = cairo_create(CsBoardWindow(disp)); + + /* GTK-TODO this has to go into the font-selection */ + cairo_select_font_face (cr, "Sans", + CAIRO_FONT_SLANT_NORMAL, + CAIRO_FONT_WEIGHT_NORMAL); + cairo_set_font_size (cr, 12.0); + + + cairo_text_extents (cr, buf, &extents); + + cairo_move_to (cr, MarginX - 2 - 8*cbBuf, y+5); + cairo_text_path (cr, buf); + cairo_set_source_rgb (cr, 0.0, 0.0, 0); + cairo_fill_preserve (cr); + cairo_set_source_rgb (cr, 0, 1.0, 0); + cairo_set_line_width (cr, 0.1); + cairo_stroke (cr); + + /* free memory */ + cairo_destroy (cr); +}