/* GDCHART 0.10.0dev GDCHART.H 2 Nov 2000 */ /* Copyright Bruce Verderaime 1998, 1999, 2000 */ #ifndef _GDCHART_H #define _GDCHART_H #ifndef _GDC_H #include "gdc.h" #endif #define MAX_NOTE_LEN 19 #define GDC_INTERP_VALUE (GDC_NOVALUE/2.0) /* must set GDC_interpolations */ #define GDC_INTERP ((GDC_interpolations=TRUE),GDC_INTERP_VALUE) typedef enum { GDC_LINE, GDC_AREA, GDC_BAR, GDC_FLOATINGBAR, GDC_HILOCLOSE, GDC_COMBO_LINE_BAR, /* aka, VOL[ume] */ GDC_COMBO_HLC_BAR, GDC_COMBO_LINE_AREA, GDC_COMBO_LINE_LINE, GDC_COMBO_HLC_AREA, GDC_3DHILOCLOSE, GDC_3DCOMBO_LINE_BAR, GDC_3DCOMBO_LINE_AREA, GDC_3DCOMBO_LINE_LINE, GDC_3DCOMBO_HLC_BAR, GDC_3DCOMBO_HLC_AREA, GDC_3DBAR, GDC_3DFLOATINGBAR, GDC_3DAREA, GDC_3DLINE } GDC_CHART_T; typedef enum { GDC_STACK_DEPTH, /* "behind" (even non-3D) */ GDC_STACK_SUM, GDC_STACK_BESIDE, GDC_STACK_LAYER } GDC_STACK_T; /* applies only to num_lines > 1 */ typedef enum { GDC_HLC_DIAMOND = 1, GDC_HLC_CLOSE_CONNECTED = 2, /* can't be used w/ CONNECTING */ GDC_HLC_CONNECTING = 4, /* can't be used w/ CLOSE_CONNECTED */ GDC_HLC_I_CAP = 8 } GDC_HLC_STYLE_T; /* can be OR'd */ /* only 1 annotation allowed */ typedef struct { float point; /* 0 <= point < num_points */ unsigned long color; char note[MAX_NOTE_LEN+1]; /* NLs ok here */ } GDC_ANNOTATION_T; typedef enum { GDC_SCATTER_TRIANGLE_DOWN, GDC_SCATTER_TRIANGLE_UP, GDC_SCATTER_CIRCLE } GDC_SCATTER_IND_T; typedef struct { float point; /* 0 <= point < num_points */ float val; unsigned short width; /* % (1-100) */ unsigned long color; GDC_SCATTER_IND_T ind; } GDC_SCATTER_T; typedef enum { GDC_TICK_LABELS = -2, /* only at labels */ GDC_TICK_POINTS = -1, /* each num_points */ GDC_TICK_NONE = 0 /* > GDC_TICK_NONE */ /* points & inter-point */ } GDC_TICK_T; typedef enum { /* backward compatible w/ FALSE/TRUE */ GDC_BORDER_NONE = 0, GDC_BORDER_ALL = 1, /* should be GDC_BORDER_Y|Y2|X|TOP */ GDC_BORDER_X = 2, GDC_BORDER_Y = 4, GDC_BORDER_Y2 = 8, GDC_BORDER_TOP = 16 } GDC_BORDER_T; /****************************************************/ /********** USER CHART OPTIONS w/ defaults **********/ /****************************************************/ EXTERND char *GDC_ytitle; EXTERND char *GDC_xtitle; EXTERND char *GDC_ytitle2; /* ostesibly: volume label */ EXTERND char *GDC_title; /* NLs ok here */ EXTERND enum GDC_font_size GDC_title_size DEFAULTO( GDC_MEDBOLD ); EXTERND enum GDC_font_size GDC_ytitle_size DEFAULTO( GDC_MEDBOLD ); EXTERND enum GDC_font_size GDC_xtitle_size DEFAULTO( GDC_MEDBOLD ); EXTERND enum GDC_font_size GDC_yaxisfont_size DEFAULTO( GDC_SMALL ); EXTERND enum GDC_font_size GDC_xaxisfont_size DEFAULTO( GDC_SMALL ); EXTERND char *GDC_ylabel_fmt DEFAULTO( NULL ); /* printf fmt'ing, e.g.: "%.2f" */ EXTERND char *GDC_ylabel2_fmt DEFAULTO( NULL ); /* default: "%.0f" future: fractions */ EXTERND char *GDC_xlabel_ctl DEFAULTO( NULL ); /* num_points[] TRUE,FALSE */ EXTERND short GDC_xlabel_spacing DEFAULTO( 5 ); /* pixels MAXSHORT means force all */ EXTERND char GDC_ylabel_density DEFAULTO( 80 ); /* % */ EXTERND char GDC_interpolations DEFAULTO( FALSE ); /* GDC_INTERP_VALUE in data */ EXTERND float GDC_requested_ymin DEFAULTO( GDC_NOVALUE ); EXTERND float GDC_requested_ymax DEFAULTO( GDC_NOVALUE ); EXTERND float GDC_requested_yinterval DEFAULTO( GDC_NOVALUE ); EXTERND char GDC_0Shelf DEFAULTO( TRUE ); /* if applicable */ EXTERND GDC_TICK_T GDC_grid DEFAULTO( GDC_TICK_LABELS ); EXTERND GDC_TICK_T GDC_ticks DEFAULTO( GDC_TICK_LABELS ); EXTERND char GDC_xaxis DEFAULTO( TRUE ); EXTERND char GDC_yaxis DEFAULTO( TRUE ); EXTERND char GDC_yaxis2 DEFAULTO( TRUE ); EXTERND char GDC_yval_style DEFAULTO( TRUE ); EXTERND GDC_STACK_T GDC_stack_type DEFAULTO( GDC_STACK_DEPTH ); EXTERND float GDC_3d_depth DEFAULTO( 5.0 ); /* % img size */ EXTERND unsigned char GDC_3d_angle DEFAULTO( 45 ); /* 1-89 */ EXTERND unsigned char GDC_bar_width DEFAULTO( 75 ); /* % (1-100) */ EXTERND GDC_HLC_STYLE_T GDC_HLC_style DEFAULTO( GDC_HLC_CLOSE_CONNECTED ); EXTERND unsigned char GDC_HLC_cap_width DEFAULTO( 25 ); /* % (1-100) */ EXTERND GDC_ANNOTATION_T *GDC_annotation DEFAULTO( (GDC_ANNOTATION_T*)NULL ); EXTERND enum GDC_font_size GDC_annotation_font DEFAULTO( GDC_SMALL ); EXTERND int GDC_num_scatter_pts DEFAULTO( 0 ); EXTERND GDC_SCATTER_T *GDC_scatter DEFAULTO( (GDC_SCATTER_T*)NULL ); EXTERND char GDC_thumbnail DEFAULTO( FALSE ); EXTERND char *GDC_thumblabel; EXTERND float GDC_thumbval DEFAULTO( -MAXFLOAT ); EXTERND GDC_BORDER_T GDC_border DEFAULTO( GDC_BORDER_ALL ); EXTERND unsigned long GDC_BGColor DEFAULTO( 0x000000L ); /* black */ EXTERND unsigned long GDC_GridColor DEFAULTO( 0xA0A0A0L ); /* gray */ EXTERND unsigned long GDC_LineColor DEFAULTO( GDC_DFLTCOLOR ); EXTERND unsigned long GDC_PlotColor DEFAULTO( GDC_DFLTCOLOR ); EXTERND unsigned long GDC_VolColor DEFAULTO( 0xA0A0FFL ); /* lgtblue1 */ EXTERND unsigned long GDC_TitleColor DEFAULTO( GDC_DFLTCOLOR ); /* "opposite" of BG */ EXTERND unsigned long GDC_XTitleColor DEFAULTO( GDC_DFLTCOLOR ); EXTERND unsigned long GDC_YTitleColor DEFAULTO( GDC_DFLTCOLOR ); EXTERND unsigned long GDC_YTitle2Color DEFAULTO( GDC_DFLTCOLOR ); EXTERND unsigned long GDC_XLabelColor DEFAULTO( GDC_DFLTCOLOR ); EXTERND unsigned long GDC_YLabelColor DEFAULTO( GDC_DFLTCOLOR ); EXTERND unsigned long GDC_YLabel2Color DEFAULTO( GDC_DFLTCOLOR ); /* supercedes VolColor ulong_color[num_points] */ EXTERND unsigned long *GDC_ExtVolColor DEFAULTO( (unsigned long*)NULL ); /* supercedes LineColor ulong_color[num_sets] */ EXTERND unsigned long *GDC_SetColor DEFAULTO( (unsigned long*)NULL ); /* supercedes SetColor ulong_color[num_sets][num_points] */ EXTERND unsigned long *GDC_ExtColor DEFAULTO( (unsigned long*)NULL ); EXTERND char GDC_transparent_bg DEFAULTO( FALSE ); EXTERND char *GDC_BGImage DEFAULTO( (char*)NULL ); /* legends? separate img? */ /* auto-size fonts, based on image size? */ /* ----- following options are for expert users only ----- */ /* for alignment of multiple charts */ /* USE WITH CAUTION! */ EXTERND char GDC_hard_size DEFAULTO( FALSE ); EXTERND int GDC_hard_xorig DEFAULTO( 0 ); /* in/out */ EXTERND int GDC_hard_graphwidth DEFAULTO( 0 ); /* in/out */ EXTERND int GDC_hard_yorig DEFAULTO( 0 ); /* in/out */ EXTERND int GDC_hard_grapheight DEFAULTO( 0 ); /* in/out */ /**** COMMON OPTIONS ********************************/ /* NOTE: common options copy here for reference only! */ /* they live in gdc.h */ #ifndef _GDC_COMMON_OPTIONS #define _GDC_COMMON_OPTIONS EXTERND char GDC_generate_img DEFAULTO( TRUE ); EXTERND GDC_HOLD_IMAGE_T GDC_hold_img DEFAULTO( GDC_DESTROY_IMAGE ); EXTERND void *GDC_image DEFAULTO( (void*)NULL ); /* in/out */ #endif /****************************************************/ #ifdef GDC_LIB #define clrallocate( im, rawclr ) _clrallocate( im, rawclr, GDC_BGColor ) #define clrshdallocate( im, rawclr ) _clrshdallocate( im, rawclr, GDC_BGColor ) #endif int GDC_out_graph( short IMGWIDTH, /* no check for a image that's too small to fit */ short IMGHEIGHT, FILE *img_fptr, /* open file pointer (iamge out) stdout ok */ GDC_CHART_T type, int num_points, /* points along x axis (even iterval) */ /* all arrays dependant on this */ char *xlbl[], /* array of xlabels */ int num_sets, float *data, /* based on num_sets X num_points */ float *combo_data ); /* only used on COMBO chart types */ /* ----- backward compatible var arg interface ----- */ int out_graph( short imgwidth, short imgheight, FILE *img_fptr, /* open file pointer (image out) */ GDC_CHART_T type, int num_points, /* points along x axis (even iterval) */ char *xlbl[], int num_sets, ... ); /* expected params (...) for each chart type: GDC_LINE GDC_BAR GDC_3DBAR GDC_3DAREA GDC_AREA float vals[], ... multiple sets make sense for rest? GDC_HILOCLOSE float high[], float low[], float close[] GDC_COMBO_LINE_BAR GDC_COMBO_LINE_AREA float val[], float vol[] GDC_COMBO_HLC_BAR GDC_COMBO_HLC_AREA float high[], float low[], float close[], float vol[] */ /* Notes: GDC_thumbnail = TRUE is equivelent to: GDC_grid = FALSE GDC_xaxis = FALSE GDC_yaxis = FALSE */ #endif /*!_GDCHART_H*/