X-Git-Url: http://winboard.nl/cgi-bin?a=blobdiff_plain;f=draw.c;h=02c280534b1f58fa6b4c43e8f6c4cdf195c472a9;hb=aa694af0138b799c4de3e031d15c2a9be3112b6c;hp=d90d0e9fc2f33ed68c709697a78498ab6ebd8dd3;hpb=d91e42849d1a2d012335db5c5294ed573ec6d4d3;p=xboard.git diff --git a/draw.c b/draw.c index d90d0e9..02c2805 100644 --- a/draw.c +++ b/draw.c @@ -74,16 +74,13 @@ 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" @@ -120,6 +117,9 @@ int useTexture, textureW[2], textureH[2]; #define White(piece) ((int)(piece) < (int)BlackPawn) +char *crWhite = "#FFFFB0"; +char *crBlack = "#AD5D3D"; + struct { int x1, x2, y1, y2; } gridSegments[BOARD_RANKS + BOARD_FILES + 2]; @@ -166,13 +166,11 @@ 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; - if(!formWidget) return; + if(!mainOptions[W_BOARD].handle) return; if(oldTwoBoards && !twoBoards) PopDown(DummyDlg); oldTwoBoards = twoBoards; @@ -245,13 +243,13 @@ LoadSVG (char *dir, int color, int piece) 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; snprintf(buf, MSG_SIZ, "%s/%s%s.svg", dir, color ? "Black" : "White", pngPieceNames[piece]); - if(svg || *dir && (svg = rsvg_handle_new_from_file(buf, svgerror))) { + if(svg || *dir && (svg = rsvg_handle_new_from_file(buf, &svgerror))) { rsvg_handle_get_dimensions(svg, &svg_dimensions); img = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, squareSize, squareSize); @@ -267,6 +265,8 @@ LoadSVG (char *dir, int color, int piece) return svg; } + if(svgerror) + g_error_free(svgerror); return NULL; } @@ -280,17 +280,15 @@ 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); // 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 + 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 - } + } else pngPieceImages[color][piece] = img; } } @@ -773,7 +771,9 @@ 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; + 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); @@ -818,4 +818,107 @@ DrawPolygon (Pnt arrow[], int 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(DRAWABLE(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 (DRAWABLE(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(DRAWABLE(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); +} +