X-Git-Url: http://winboard.nl/cgi-bin?p=xboard.git;a=blobdiff_plain;f=draw.c;h=821137f35bce41ce491c443b62a4c73dc774ffeb;hp=b4f29f1d2600ba13bd40ff71a9c35d134f61bed5;hb=9bbb79bf4fd1f1b851387117ef0350a59fcf381e;hpb=1e6b0d38aeec6e039247a2a4906c49263e3af14f diff --git a/draw.c b/draw.c index b4f29f1..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, 2013, 2014, 2015 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: @@ -108,7 +109,7 @@ cairo_surface_t *csBoardWindow; 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+4]; // vector 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]; @@ -130,9 +131,34 @@ void SwitchWindow (int main) { currBoard = (main ? &mainOptions[W_BOARD] : &dualOptions[3]); - csBoardWindow = DRAWABLE(currBoard); +// 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 SelectPieces(VariantClass v) { @@ -161,20 +187,6 @@ SelectPieces(VariantClass v) if(v == VariantChuChess) { pngPieceBitmaps[i][(int)WhiteNightrider] = pngPieceBitmaps2[i][(int)WhiteLion]; } - if(v == VariantChu) { - pngPieceBitmaps[i][(int)WhiteNightrider] = pngPieceBitmaps2[i][(int)WhiteClaw]; - pngPieceBitmaps[i][(int)WhiteClaw] = pngPieceBitmaps2[i][(int)WhiteNightrider]; - pngPieceBitmaps[i][(int)WhiteUnicorn] = pngPieceBitmaps2[i][(int)WhiteCat]; - pngPieceBitmaps[i][(int)WhiteSilver] = pngPieceBitmaps2[i][(int)WhiteSword]; - pngPieceBitmaps[i][(int)WhiteFalcon] = pngPieceBitmaps2[i][(int)WhiteDagger]; - pngPieceBitmaps[i][(int)WhiteCat] = pngPieceBitmaps2[i][(int)WhiteUnicorn]; - pngPieceBitmaps[i][(int)WhiteSword] = pngPieceBitmaps2[i][(int)WhiteSilver]; - pngPieceBitmaps[i][(int)WhiteDagger] = pngPieceBitmaps2[i][(int)WhiteFalcon]; - pngPieceBitmaps[i][(int)WhiteMan] = pngPieceBitmaps2[i][(int)WhiteCopper]; - pngPieceBitmaps[i][(int)WhiteCopper] = pngPieceBitmaps2[i][(int)WhiteMan]; - pngPieceBitmaps[i][(int)WhiteAxe] = pngPieceBitmaps2[i][(int)WhiteCannon]; - pngPieceBitmaps[i][(int)WhiteCannon] = pngPieceBitmaps2[i][(int)WhiteAxe]; - } } } @@ -194,7 +206,7 @@ InitDrawingSizes (BoardSize boardSize, int flags) 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(); + CreatePNGPieces(appData.pieceDirectory); CreateGrid(); } oldNrOfFiles = BOARD_WIDTH; @@ -243,6 +255,8 @@ ExposeRedraw (Option *graph, int x, int y, int w, int h) cairo_destroy(cr); } +static int modV[2], modH[2], transparency[2]; + static void CreatePNGBoard (char *s, int kind) { @@ -260,13 +274,15 @@ CreatePNGBoard (char *s, int 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); - n[kind] = 1.; + 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/h; // scale to make it fit exactly vertically + 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]++; @@ -322,6 +338,15 @@ LoadSVG (char *dir, int color, int piece, int retry) 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); @@ -351,7 +376,7 @@ LoadSVG (char *dir, int color, int piece, int retry) } static void -ScaleOnePiece (int color, int piece) +ScaleOnePiece (int color, int piece, char *pieceDir) { float w, h; char buf[MSG_SIZ]; @@ -363,11 +388,11 @@ ScaleOnePiece (int color, int piece) 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]); + 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, 0); // 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; } } @@ -400,7 +425,7 @@ ScaleOnePiece (int color, int piece) cairo_paint (cr); cairo_destroy (cr); - if(!appData.trueColors || !*appData.pieceDirectory) { // 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; @@ -426,13 +451,12 @@ 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); } @@ -440,25 +464,53 @@ CreatePNGPieces () void CreateAnyPieces (int p) { // [HGM] taken out of main - if(p) CreatePNGPieces(); + if(p) CreatePNGPieces(appData.pieceDirectory); CreatePNGBoard(appData.liteBackTextureFile, 1); CreatePNGBoard(appData.darkBackTextureFile, 0); } -void -InitDrawingParams (int reloadPieces) +static void +ClearPieces () { int i, p; - 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 @@ -664,7 +718,7 @@ DrawLogo (Option *opt, void *logo) int w, h; if(!opt) return; - cr = cairo_create(DRAWABLE(opt)); + 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 @@ -687,18 +741,13 @@ DrawLogo (Option *opt, void *logo) 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 + 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; @@ -710,8 +759,14 @@ BlankSquare (cairo_surface_t *dest, int x, int y, int color, ChessSquare piece, 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 @@ -726,6 +781,7 @@ pngDrawPiece (cairo_surface_t *dest, ChessSquare piece, int square_color, int x, kind = 1; piece -= BlackPawn; } + 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); @@ -758,12 +814,12 @@ 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); } static void -DrawUnicode (cairo_surface_t *canvas, char *string, int x, int y, char id, int flip) +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; @@ -776,12 +832,12 @@ DrawUnicode (cairo_surface_t *canvas, char *string, int x, int y, char id, int f cr = cairo_create (canvas); layout = pango_cairo_create_layout(cr); pango_layout_set_text(layout, string, -1); - snprintf(fontName, MSG_SIZ, "Sans Normal %dpx", 5*squareSize/8); + 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 + (8+s)*squareSize/16 - s*r.height/2); + 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); @@ -790,14 +846,14 @@ DrawUnicode (cairo_surface_t *canvas, char *string, int x, int y, char id, int f cairo_destroy(cr); } -static void +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); @@ -828,13 +884,15 @@ DrawText (char *string, int x, int y, int align) void InscribeKanji (cairo_surface_t *canvas, ChessSquare piece, int x, int y) { - char *p, *q, buf[10]; - int n, flip = appData.upsideDown && flipView == (piece < BlackPawn); + 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; - n = piece; + 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; @@ -842,12 +900,19 @@ InscribeKanji (cairo_surface_t *canvas, ChessSquare piece, int x, int y) } q = p - 1; while((*p & 0xC0) == 0x80) p++; // skip UTF-8 continuation bytes - piece--; + if(*q != '.' && ++i < nr) continue; // yet more kanji for the current piece + piece--; i = 0; } - strncpy(buf, p, 10); - for(q=buf; (*++q & 0xC0) == 0x80;); + 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); + DrawUnicode(canvas, buf, x, y, PieceToChar(n), flip, size, i); } void @@ -856,10 +921,10 @@ DrawOneSquare (int x, int y, ChessSquare piece, int square_color, int marker, ch // piece, background, coordinate/count, marker dot if (piece == EmptySquare) { - BlankSquare(csBoardWindow, x, y, square_color, piece, 1); + BlankSquare(CsBoardWindow(currBoard), x, y, square_color, piece, 1); } else { - pngDrawPiece(csBoardWindow, piece, square_color, x, y); - if(appData.inscriptions[0]) InscribeKanji(csBoardWindow, piece, x, y); + 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) @@ -868,7 +933,7 @@ DrawOneSquare (int x, int y, ChessSquare piece, int square_color, int marker, ch } 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); } } @@ -887,7 +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); } @@ -927,13 +992,13 @@ void CopyRectangle (AnimNr anr, int srcBuf, int destBuf, int srcX, int srcY, int width, int height, int destX, int destY) { cairo_t *cr; - c_animBufs[anr+4] = csBoardWindow; + 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) // suspect that GTK needs this! + if(c_animBufs[anr+destBuf] == CsBoardWindow(currBoard)) // suspect that GTK needs this! GraphExpose(currBoard, destX, destY, width, height); } @@ -969,7 +1034,7 @@ 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); } @@ -1007,7 +1072,7 @@ DrawSegment (int x, int y, int *lastX, int *lastY, int penType) static int curX, curY; if(penType != PEN_NONE) { - cairo_t *cr = cairo_create(DRAWABLE(disp)); + 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); @@ -1026,7 +1091,7 @@ DrawRectangle (int left, int top, int right, int bottom, int side, int style) { cairo_t *cr; - cr = cairo_create (DRAWABLE(disp)); + cr = cairo_create (CsBoardWindow(disp)); cairo_set_antialias (cr, CAIRO_ANTIALIAS_NONE); cairo_rectangle (cr, left, top, right-left, bottom-top); switch(side) @@ -1053,7 +1118,7 @@ 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(DRAWABLE(disp)); + cairo_t *cr = cairo_create(CsBoardWindow(disp)); /* GTK-TODO this has to go into the font-selection */ cairo_select_font_face (cr, "Sans",