gfx_color_t graph_col[] = /* default colors */
-{ 0xFFFFFFFF, /* canvas */
- 0xF0F0F0FF, /* background */
- 0xD0D0D0FF, /* shade A */
- 0xA0A0A0FF, /* shade B */
- 0x90909080, /* grid */
- 0xE0505080, /* major grid */
- 0x000000FF, /* font */
- 0x802020FF, /* arrow */
- 0x202020FF, /* axis */
- 0x000000FF /* frame */
+{
+ {1.00, 1.00, 1.00, 1.00}, /* canvas */
+ {0.95, 0.95, 0.95, 1.00}, /* background */
+ {0.81, 0.81, 0.81, 1.00}, /* shade A */
+ {0.62, 0.62, 0.62, 1.00}, /* shade B */
+ {0.56, 0.56, 0.56, 0.75}, /* grid */
+ {0.87, 0.31, 0.31, 0.60}, /* major grid */
+ {0.00, 0.00, 0.00, 1.00}, /* font */
+ {0.50, 0.12, 0.12, 1.00}, /* arrow */
+ {0.12, 0.12, 0.12, 1.00}, /* axis */
+ {0.00, 0.00, 0.00, 1.00} /* frame */
};
/* initialize with xtr(im,0); */
int xtr(
- image_desc_t * im,
+ image_desc_t *im,
time_t mytime)
{
static double pixie;
/* translate data values into y coordinates */
double ytr(
- image_desc_t * im,
+ image_desc_t *im,
double value)
{
static double pixie;
char *string)
{
- conv_if(PRINT, GF_PRINT)
- conv_if(GPRINT, GF_GPRINT)
- conv_if(COMMENT, GF_COMMENT)
- conv_if(HRULE, GF_HRULE)
- conv_if(VRULE, GF_VRULE)
- conv_if(LINE, GF_LINE)
- conv_if(AREA, GF_AREA)
- conv_if(STACK, GF_STACK)
- conv_if(TICK, GF_TICK)
- conv_if(DEF, GF_DEF)
- conv_if(CDEF, GF_CDEF)
- conv_if(VDEF, GF_VDEF)
-#ifdef WITH_PIECHART
- conv_if(PART, GF_PART)
-#endif
- conv_if(XPORT, GF_XPORT)
- conv_if(SHIFT, GF_SHIFT)
-
- return (-1);
+ conv_if(PRINT, GF_PRINT);
+ conv_if(GPRINT, GF_GPRINT);
+ conv_if(COMMENT, GF_COMMENT);
+ conv_if(HRULE, GF_HRULE);
+ conv_if(VRULE, GF_VRULE);
+ conv_if(LINE, GF_LINE);
+ conv_if(AREA, GF_AREA);
+ conv_if(STACK, GF_STACK);
+ conv_if(TICK, GF_TICK);
+ conv_if(DEF, GF_DEF);
+ conv_if(CDEF, GF_CDEF);
+ conv_if(VDEF, GF_VDEF);
+ conv_if(XPORT, GF_XPORT);
+ conv_if(SHIFT, GF_SHIFT);
+
+ return (-1);
}
enum gfx_if_en if_conv(
char *string)
{
- conv_if(PNG, IF_PNG)
- conv_if(SVG, IF_SVG)
- conv_if(EPS, IF_EPS)
- conv_if(PDF, IF_PDF)
+ conv_if(PNG, IF_PNG);
+ conv_if(SVG, IF_SVG);
+ conv_if(EPS, IF_EPS);
+ conv_if(PDF, IF_PDF);
- return (-1);
+ return (-1);
}
enum tmt_en tmt_conv(
char *string)
{
- conv_if(SECOND, TMT_SECOND)
- conv_if(MINUTE, TMT_MINUTE)
- conv_if(HOUR, TMT_HOUR)
- conv_if(DAY, TMT_DAY)
- conv_if(WEEK, TMT_WEEK)
- conv_if(MONTH, TMT_MONTH)
- conv_if(YEAR, TMT_YEAR)
- return (-1);
+ conv_if(SECOND, TMT_SECOND);
+ conv_if(MINUTE, TMT_MINUTE);
+ conv_if(HOUR, TMT_HOUR);
+ conv_if(DAY, TMT_DAY);
+ conv_if(WEEK, TMT_WEEK);
+ conv_if(MONTH, TMT_MONTH);
+ conv_if(YEAR, TMT_YEAR);
+ return (-1);
}
enum grc_en grc_conv(
char *string)
{
- conv_if(BACK, GRC_BACK)
- conv_if(CANVAS, GRC_CANVAS)
- conv_if(SHADEA, GRC_SHADEA)
- conv_if(SHADEB, GRC_SHADEB)
- conv_if(GRID, GRC_GRID)
- conv_if(MGRID, GRC_MGRID)
- conv_if(FONT, GRC_FONT)
- conv_if(ARROW, GRC_ARROW)
- conv_if(AXIS, GRC_AXIS)
- conv_if(FRAME, GRC_FRAME)
+ conv_if(BACK, GRC_BACK);
+ conv_if(CANVAS, GRC_CANVAS);
+ conv_if(SHADEA, GRC_SHADEA);
+ conv_if(SHADEB, GRC_SHADEB);
+ conv_if(GRID, GRC_GRID);
+ conv_if(MGRID, GRC_MGRID);
+ conv_if(FONT, GRC_FONT);
+ conv_if(ARROW, GRC_ARROW);
+ conv_if(AXIS, GRC_AXIS);
+ conv_if(FRAME, GRC_FRAME);
- return -1;
+ return -1;
}
enum text_prop_en text_prop_conv(
char *string)
{
- conv_if(DEFAULT, TEXT_PROP_DEFAULT)
- conv_if(TITLE, TEXT_PROP_TITLE)
- conv_if(AXIS, TEXT_PROP_AXIS)
- conv_if(UNIT, TEXT_PROP_UNIT)
- conv_if(LEGEND, TEXT_PROP_LEGEND)
- return -1;
+ conv_if(DEFAULT, TEXT_PROP_DEFAULT);
+ conv_if(TITLE, TEXT_PROP_TITLE);
+ conv_if(AXIS, TEXT_PROP_AXIS);
+ conv_if(UNIT, TEXT_PROP_UNIT);
+ conv_if(LEGEND, TEXT_PROP_LEGEND);
+ return -1;
}
#undef conv_if
int im_free(
- image_desc_t * im)
+ image_desc_t *im)
{
unsigned long i, ii;
free(im->gdes[i].rpnp);
}
free(im->gdes);
- gfx_destroy(im->canvas);
+ if (im->surface)
+ cairo_surface_destroy(im->surface);
+ if (im->font_options)
+ cairo_font_options_destroy(im->font_options);
return 0;
}
/* find SI magnitude symbol for the given number*/
void auto_scale(
- image_desc_t * im, /* image description */
+ image_desc_t *im, /* image description */
double *value,
char **symb_ptr,
double *magfact)
/* find SI magnitude symbol for the numbers on the y-axis*/
void si_unit(
- image_desc_t * im /* image description */
+ image_desc_t *im /* image description */
)
{
/* move min and max values around to become sensible */
void expand_range(
- image_desc_t * im)
+ image_desc_t *im)
{
double sensiblevalues[] = { 1000.0, 900.0, 800.0, 750.0, 700.0,
600.0, 500.0, 400.0, 300.0, 250.0,
#endif
}
+
void apply_gridfit(
- image_desc_t * im)
+ image_desc_t *im)
{
if (isnan(im->minval) || isnan(im->maxval))
return;
time_t *end, /* ... by the application will be ... */
unsigned long *step, /* ... adjusted to represent reality */
unsigned long *ds_cnt, /* number of data sources in file */
- rrd_value_t ** data)
+ rrd_value_t **data)
{ /* two dimensional array containing the data */
int i, reduce_factor = ceil((double) (*step) / (double) cur_step);
unsigned long col, dst_row, row_cnt, start_offset, end_offset, skiprows =
relevant rrds ... */
int data_fetch(
- image_desc_t * im)
+ image_desc_t *im)
{
int i, ii;
int skip;
/* find gdes containing var*/
long find_var(
- image_desc_t * im,
+ image_desc_t *im,
char *key)
{
long ii;
/* run the rpn calculator on all the VDEF and CDEF arguments */
int data_calc(
- image_desc_t * im)
+ image_desc_t *im)
{
int gdi;
/* massage data so, that we get one value for each x coordinate in the graph */
int data_proc(
- image_desc_t * im)
+ image_desc_t *im)
{
long i, ii;
double pixstep = (double) (im->end - im->start)
struct tm tm;
localtime_r(&start, &tm);
+
switch (baseint) {
case TMT_SECOND:
- tm.tm_sec -= tm.tm_sec % basestep;
+ tm. tm_sec -= tm.tm_sec % basestep;
+
break;
case TMT_MINUTE:
- tm.tm_sec = 0;
- tm.tm_min -= tm.tm_min % basestep;
+ tm. tm_sec = 0;
+ tm. tm_min -= tm.tm_min % basestep;
+
break;
case TMT_HOUR:
- tm.tm_sec = 0;
- tm.tm_min = 0;
- tm.tm_hour -= tm.tm_hour % basestep;
+ tm. tm_sec = 0;
+ tm. tm_min = 0;
+ tm. tm_hour -= tm.tm_hour % basestep;
+
break;
case TMT_DAY:
/* we do NOT look at the basestep for this ... */
- tm.tm_sec = 0;
- tm.tm_min = 0;
- tm.tm_hour = 0;
+ tm. tm_sec = 0;
+ tm. tm_min = 0;
+ tm. tm_hour = 0;
+
break;
case TMT_WEEK:
/* we do NOT look at the basestep for this ... */
- tm.tm_sec = 0;
- tm.tm_min = 0;
- tm.tm_hour = 0;
- tm.tm_mday -= tm.tm_wday - 1; /* -1 because we want the monday */
+ tm. tm_sec = 0;
+ tm. tm_min = 0;
+ tm. tm_hour = 0;
+ tm. tm_mday -= tm.tm_wday - 1; /* -1 because we want the monday */
+
if (tm.tm_wday == 0)
- tm.tm_mday -= 7; /* we want the *previous* monday */
+ tm. tm_mday -= 7; /* we want the *previous* monday */
+
break;
case TMT_MONTH:
- tm.tm_sec = 0;
- tm.tm_min = 0;
- tm.tm_hour = 0;
- tm.tm_mday = 1;
- tm.tm_mon -= tm.tm_mon % basestep;
+ tm. tm_sec = 0;
+ tm. tm_min = 0;
+ tm. tm_hour = 0;
+ tm. tm_mday = 1;
+ tm. tm_mon -= tm.tm_mon % basestep;
+
break;
case TMT_YEAR:
- tm.tm_sec = 0;
- tm.tm_min = 0;
- tm.tm_hour = 0;
- tm.tm_mday = 1;
- tm.tm_mon = 0;
- tm.tm_year -= (tm.tm_year + 1900) % basestep;
+ tm. tm_sec = 0;
+ tm. tm_min = 0;
+ tm. tm_hour = 0;
+ tm. tm_mday = 1;
+ tm. tm_mon = 0;
+ tm. tm_year -= (
+ tm.tm_year + 1900) %basestep;
}
return mktime(&tm);
time_t madetime;
localtime_r(¤t, &tm);
+
do {
switch (baseint) {
case TMT_SECOND:
- tm.tm_sec += basestep;
+ tm. tm_sec += basestep;
+
break;
case TMT_MINUTE:
- tm.tm_min += basestep;
+ tm. tm_min += basestep;
+
break;
case TMT_HOUR:
- tm.tm_hour += basestep;
+ tm. tm_hour += basestep;
+
break;
case TMT_DAY:
- tm.tm_mday += basestep;
+ tm. tm_mday += basestep;
+
break;
case TMT_WEEK:
- tm.tm_mday += 7 * basestep;
+ tm. tm_mday += 7 * basestep;
+
break;
case TMT_MONTH:
- tm.tm_mon += basestep;
+ tm. tm_mon += basestep;
+
break;
case TMT_YEAR:
- tm.tm_year += basestep;
+ tm. tm_year += basestep;
}
madetime = mktime(&tm);
} while (madetime == -1); /* this is necessary to skip impssible times
/* calculate values required for PRINT and GPRINT functions */
int print_calc(
- image_desc_t * im,
+ image_desc_t *im,
char ***prdata)
{
long i, ii, validsteps;
/* place legends with color spots */
int leg_place(
- image_desc_t * im)
+ image_desc_t *im,
+ int *gY)
{
/* graph labels */
int interleg = im->text_prop[TEXT_PROP_LEGEND].size * 2.0;
return -1;
}
+ if (im->extra_flags & FULL_SIZE_MODE)
+ leg_y = leg_y_prev =
+ leg_y - (int) (im->text_prop[TEXT_PROP_LEGEND].size * 1.8);
+
for (i = 0; i < im->gdes_c; i++) {
fill_last = fill;
- /* hid legends for rules which are not displayed */
+ /* hide legends for rules which are not displayed */
if (!(im->extra_flags & FORCE_RULES_LEGEND)) {
if (im->gdes[i].gf == GF_HRULE &&
/* no interleg space if string ends in \g */
fill += legspace[i];
}
- fill += gfx_get_text_width(im->canvas, fill + border,
+ fill += gfx_get_text_width(im, fill + border,
im->text_prop[TEXT_PROP_LEGEND].
font,
im->text_prop[TEXT_PROP_LEGEND].
size, im->tabwidth,
- im->gdes[i].legend, 0);
+ im->gdes[i].legend);
leg_c++;
} else {
legspace[i] = 0;
im->gdes[ii].leg_x = leg_x;
im->gdes[ii].leg_y = leg_y;
leg_x +=
- gfx_get_text_width(im->canvas, leg_x,
+ gfx_get_text_width(im, leg_x,
im->text_prop[TEXT_PROP_LEGEND].
font,
im->text_prop[TEXT_PROP_LEGEND].
size, im->tabwidth,
- im->gdes[ii].legend, 0)
+ im->gdes[ii].legend)
+ legspace[ii]
+ glue;
}
leg_y_prev = leg_y;
- /* only add y space if there was text on the line */
- if (leg_x > border || prt_fctn == 's')
- leg_y += im->text_prop[TEXT_PROP_LEGEND].size * 1.8;
- if (prt_fctn == 's')
- leg_y -= im->text_prop[TEXT_PROP_LEGEND].size;
+ if (im->extra_flags & FULL_SIZE_MODE) {
+ /* only add y space if there was text on the line */
+ if (leg_x > border || prt_fctn == 's')
+ leg_y -= im->text_prop[TEXT_PROP_LEGEND].size * 1.8;
+ if (prt_fctn == 's')
+ leg_y += im->text_prop[TEXT_PROP_LEGEND].size;
+ } else {
+ if (leg_x > border || prt_fctn == 's')
+ leg_y += im->text_prop[TEXT_PROP_LEGEND].size * 1.8;
+ if (prt_fctn == 's')
+ leg_y -= im->text_prop[TEXT_PROP_LEGEND].size;
+ }
fill = 0;
leg_c = 0;
mark = ii;
}
}
- im->yimg = leg_y_prev;
- /* if we did place some legends we have to add vertical space */
- if (leg_y != im->yimg) {
- im->yimg += im->text_prop[TEXT_PROP_LEGEND].size * 1.8;
+
+ if (im->extra_flags & FULL_SIZE_MODE) {
+ if (leg_y != leg_y_prev) {
+ *gY = leg_y - im->text_prop[TEXT_PROP_LEGEND].size * 1.8;
+ im->yorigin =
+ leg_y - im->text_prop[TEXT_PROP_LEGEND].size * 1.8;
+ }
+ } else {
+ im->yimg = leg_y_prev;
+ /* if we did place some legends we have to add vertical space */
+ if (leg_y != im->yimg)
+ im->yimg += im->text_prop[TEXT_PROP_LEGEND].size * 1.8;
}
free(legspace);
}
int calc_horizontal_grid(
- image_desc_t * im)
+ image_desc_t *im)
{
double range;
double scaledrange;
}
int draw_horizontal_grid(
- image_desc_t * im)
+ image_desc_t *im)
{
int i;
double scaledstep;
}
nlabels++;
- gfx_new_text(im->canvas,
- X0 - im->text_prop[TEXT_PROP_AXIS].size, Y0,
- im->graph_col[GRC_FONT],
- im->text_prop[TEXT_PROP_AXIS].font,
- im->text_prop[TEXT_PROP_AXIS].size,
- im->tabwidth, 0.0, GFX_H_RIGHT, GFX_V_CENTER,
- graph_label);
- gfx_new_dashed_line(im->canvas,
- X0 - 2, Y0,
- X1 + 2, Y0,
- MGRIDWIDTH, im->graph_col[GRC_MGRID],
- im->grid_dash_on, im->grid_dash_off);
+ gfx_text(im,
+ X0 - im->text_prop[TEXT_PROP_AXIS].size, Y0,
+ im->graph_col[GRC_FONT],
+ im->text_prop[TEXT_PROP_AXIS].font,
+ im->text_prop[TEXT_PROP_AXIS].size,
+ im->tabwidth, 0.0, GFX_H_RIGHT, GFX_V_CENTER,
+ graph_label);
+ gfx_line(im,
+ X0 - 2, Y0,
+ X0, Y0, MGRIDWIDTH, im->graph_col[GRC_MGRID]);
+ gfx_line(im,
+ X1, Y0,
+ X1 + 2, Y0, MGRIDWIDTH, im->graph_col[GRC_MGRID]);
+ gfx_dashed_line(im,
+ X0 - 2, Y0,
+ X1 + 2, Y0,
+ MGRIDWIDTH, im->graph_col[GRC_MGRID],
+ im->grid_dash_on, im->grid_dash_off);
} else if (!(im->extra_flags & NOMINOR)) {
- gfx_new_dashed_line(im->canvas,
- X0 - 1, Y0,
- X1 + 1, Y0,
- GRIDWIDTH, im->graph_col[GRC_GRID],
- im->grid_dash_on, im->grid_dash_off);
+ gfx_line(im,
+ X0 - 2, Y0,
+ X0, Y0, GRIDWIDTH, im->graph_col[GRC_GRID]);
+ gfx_line(im,
+ X1, Y0,
+ X1 + 2, Y0, GRIDWIDTH, im->graph_col[GRC_GRID]);
+ gfx_dashed_line(im,
+ X0 - 1, Y0,
+ X1 + 1, Y0,
+ GRIDWIDTH, im->graph_col[GRC_GRID],
+ im->grid_dash_on, im->grid_dash_off);
}
}
/* logaritmic horizontal grid */
int horizontal_log_grid(
- image_desc_t * im)
+ image_desc_t *im)
{
double yloglab[][10] = {
{1.0, 10., 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0},
break;
/* major grid line */
- gfx_new_dashed_line(im->canvas,
- X0 - 2, Y0,
- X1 + 2, Y0,
- MGRIDWIDTH, im->graph_col[GRC_MGRID],
- im->grid_dash_on, im->grid_dash_off);
+
+ gfx_line(im,
+ X0 - 2, Y0, X0, Y0, MGRIDWIDTH, im->graph_col[GRC_MGRID]);
+ gfx_line(im,
+ X1, Y0, X1 + 2, Y0, MGRIDWIDTH, im->graph_col[GRC_MGRID]);
+
+
+ gfx_dashed_line(im,
+ X0 - 2, Y0,
+ X1 + 2, Y0,
+ MGRIDWIDTH, im->graph_col[GRC_MGRID],
+ im->grid_dash_on, im->grid_dash_off);
/* label */
if (im->extra_flags & FORCE_UNITS_SI) {
sprintf(graph_label, "%3.0f %c", pvalue, symbol);
} else
sprintf(graph_label, "%3.0e", value);
- gfx_new_text(im->canvas,
- X0 - im->text_prop[TEXT_PROP_AXIS].size, Y0,
- im->graph_col[GRC_FONT],
- im->text_prop[TEXT_PROP_AXIS].font,
- im->text_prop[TEXT_PROP_AXIS].size,
- im->tabwidth, 0.0, GFX_H_RIGHT, GFX_V_CENTER,
- graph_label);
+ gfx_text(im,
+ X0 - im->text_prop[TEXT_PROP_AXIS].size, Y0,
+ im->graph_col[GRC_FONT],
+ im->text_prop[TEXT_PROP_AXIS].font,
+ im->text_prop[TEXT_PROP_AXIS].size,
+ im->tabwidth, 0.0, GFX_H_RIGHT, GFX_V_CENTER, graph_label);
/* minor grid */
if (mid < 4 && exfrac == 1) {
break;
/* draw lines */
- gfx_new_dashed_line(im->canvas,
- X0 - 1, Y0,
- X1 + 1, Y0,
- GRIDWIDTH, im->graph_col[GRC_GRID],
- im->grid_dash_on, im->grid_dash_off);
+ gfx_line(im,
+ X0 - 2, Y0,
+ X0, Y0, GRIDWIDTH, im->graph_col[GRC_GRID]);
+ gfx_line(im,
+ X1, Y0,
+ X1 + 2, Y0, GRIDWIDTH, im->graph_col[GRC_GRID]);
+ gfx_dashed_line(im,
+ X0 - 1, Y0,
+ X1 + 1, Y0,
+ GRIDWIDTH, im->graph_col[GRC_GRID],
+ im->grid_dash_on, im->grid_dash_off);
}
} else if (exfrac > 1) {
for (i = val_exp - exfrac / 3 * 2; i < val_exp; i += exfrac / 3) {
break;
/* draw lines */
- gfx_new_dashed_line(im->canvas,
- X0 - 1, Y0,
- X1 + 1, Y0,
- GRIDWIDTH, im->graph_col[GRC_GRID],
- im->grid_dash_on, im->grid_dash_off);
+ gfx_line(im,
+ X0 - 2, Y0,
+ X0, Y0, GRIDWIDTH, im->graph_col[GRC_GRID]);
+ gfx_line(im,
+ X1, Y0,
+ X1 + 2, Y0, GRIDWIDTH, im->graph_col[GRC_GRID]);
+ gfx_dashed_line(im,
+ X0 - 1, Y0,
+ X1 + 1, Y0,
+ GRIDWIDTH, im->graph_col[GRC_GRID],
+ im->grid_dash_on, im->grid_dash_off);
}
}
break;
/* draw lines */
- gfx_new_dashed_line(im->canvas,
- X0 - 1, Y0,
- X1 + 1, Y0,
- GRIDWIDTH, im->graph_col[GRC_GRID],
- im->grid_dash_on, im->grid_dash_off);
+ gfx_line(im,
+ X0 - 2, Y0, X0, Y0, GRIDWIDTH, im->graph_col[GRC_GRID]);
+ gfx_line(im,
+ X1, Y0, X1 + 2, Y0, GRIDWIDTH, im->graph_col[GRC_GRID]);
+ gfx_dashed_line(im,
+ X0 - 1, Y0,
+ X1 + 1, Y0,
+ GRIDWIDTH, im->graph_col[GRC_GRID],
+ im->grid_dash_on, im->grid_dash_off);
}
}
/* fancy minor gridlines */
break;
/* draw lines */
- gfx_new_dashed_line(im->canvas,
- X0 - 1, Y0,
- X1 + 1, Y0,
- GRIDWIDTH, im->graph_col[GRC_GRID],
- im->grid_dash_on, im->grid_dash_off);
+ gfx_line(im,
+ X0 - 2, Y0, X0, Y0, GRIDWIDTH, im->graph_col[GRC_GRID]);
+ gfx_line(im,
+ X1, Y0, X1 + 2, Y0, GRIDWIDTH, im->graph_col[GRC_GRID]);
+ gfx_dashed_line(im,
+ X0 - 1, Y0,
+ X1 + 1, Y0,
+ GRIDWIDTH, im->graph_col[GRC_GRID],
+ im->grid_dash_on, im->grid_dash_off);
}
}
void vertical_grid(
- image_desc_t * im)
+ image_desc_t *im)
{
int xlab_sel; /* which sort of label and grid ? */
time_t ti, tilab, timajor;
if (ti == timajor)
continue; /* skip as falls on major grid line */
X0 = xtr(im, ti);
- gfx_new_dashed_line(im->canvas, X0, Y0 + 1, X0, Y1 - 1, GRIDWIDTH,
- im->graph_col[GRC_GRID],
- im->grid_dash_on, im->grid_dash_off);
+ gfx_line(im, X0, Y1 - 2, X0, Y1, GRIDWIDTH,
+ im->graph_col[GRC_GRID]);
+ gfx_line(im, X0, Y0, X0, Y0 + 2, GRIDWIDTH,
+ im->graph_col[GRC_GRID]);
+ gfx_dashed_line(im, X0, Y0 + 1, X0, Y1 - 1, GRIDWIDTH,
+ im->graph_col[GRC_GRID],
+ im->grid_dash_on, im->grid_dash_off);
}
}
if (ti < im->start || ti > im->end)
continue;
X0 = xtr(im, ti);
- gfx_new_dashed_line(im->canvas, X0, Y0 + 3, X0, Y1 - 2, MGRIDWIDTH,
- im->graph_col[GRC_MGRID],
- im->grid_dash_on, im->grid_dash_off);
+ gfx_line(im, X0, Y1 - 2, X0, Y1, MGRIDWIDTH,
+ im->graph_col[GRC_MGRID]);
+ gfx_line(im, X0, Y0, X0, Y0 + 3, MGRIDWIDTH,
+ im->graph_col[GRC_MGRID]);
+ gfx_dashed_line(im, X0, Y0 + 3, X0, Y1 - 2, MGRIDWIDTH,
+ im->graph_col[GRC_MGRID],
+ im->grid_dash_on, im->grid_dash_off);
}
/* paint the labels below the graph */
#else
# error "your libc has no strftime I guess we'll abort the exercise here."
#endif
- gfx_new_text(im->canvas,
- xtr(im, tilab),
- Y0 + im->text_prop[TEXT_PROP_AXIS].size * 1.4 + 5,
- im->graph_col[GRC_FONT],
- im->text_prop[TEXT_PROP_AXIS].font,
- im->text_prop[TEXT_PROP_AXIS].size, im->tabwidth, 0.0,
- GFX_H_CENTER, GFX_V_BOTTOM, graph_label);
+ gfx_text(im,
+ xtr(im, tilab),
+ Y0 + 3,
+ im->graph_col[GRC_FONT],
+ im->text_prop[TEXT_PROP_AXIS].font,
+ im->text_prop[TEXT_PROP_AXIS].size, im->tabwidth, 0.0,
+ GFX_H_CENTER, GFX_V_TOP, graph_label);
}
void axis_paint(
- image_desc_t * im)
+ image_desc_t *im)
{
/* draw x and y axis */
- /* gfx_new_line ( im->canvas, im->xorigin+im->xsize,im->yorigin,
+ /* gfx_line ( im->canvas, im->xorigin+im->xsize,im->yorigin,
im->xorigin+im->xsize,im->yorigin-im->ysize,
GRIDWIDTH, im->graph_col[GRC_AXIS]);
- gfx_new_line ( im->canvas, im->xorigin,im->yorigin-im->ysize,
+ gfx_line ( im->canvas, im->xorigin,im->yorigin-im->ysize,
im->xorigin+im->xsize,im->yorigin-im->ysize,
GRIDWIDTH, im->graph_col[GRC_AXIS]); */
- gfx_new_line(im->canvas, im->xorigin - 4, im->yorigin,
- im->xorigin + im->xsize + 4, im->yorigin,
- MGRIDWIDTH, im->graph_col[GRC_AXIS]);
+ gfx_line(im, im->xorigin - 4, im->yorigin,
+ im->xorigin + im->xsize + 4, im->yorigin,
+ MGRIDWIDTH, im->graph_col[GRC_AXIS]);
- gfx_new_line(im->canvas, im->xorigin, im->yorigin + 4,
- im->xorigin, im->yorigin - im->ysize - 4,
- MGRIDWIDTH, im->graph_col[GRC_AXIS]);
+ gfx_line(im, im->xorigin, im->yorigin + 4,
+ im->xorigin, im->yorigin - im->ysize - 4,
+ MGRIDWIDTH, im->graph_col[GRC_AXIS]);
/* arrow for X and Y axis direction */
- gfx_new_area(im->canvas, im->xorigin + im->xsize + 2, im->yorigin - 2, im->xorigin + im->xsize + 2, im->yorigin + 3, im->xorigin + im->xsize + 7, im->yorigin + 0.5, /* LINEOFFSET */
+ gfx_new_area(im, im->xorigin + im->xsize + 2, im->yorigin - 2, im->xorigin + im->xsize + 2, im->yorigin + 3, im->xorigin + im->xsize + 7, im->yorigin + 0.5, /* LINEOFFSET */
im->graph_col[GRC_ARROW]);
+ gfx_close_path(im);
- gfx_new_area(im->canvas, im->xorigin - 2, im->yorigin - im->ysize - 2, im->xorigin + 3, im->yorigin - im->ysize - 2, im->xorigin + 0.5, im->yorigin - im->ysize - 7, /* LINEOFFSET */
+ gfx_new_area(im, im->xorigin - 2, im->yorigin - im->ysize - 2, im->xorigin + 3, im->yorigin - im->ysize - 2, im->xorigin + 0.5, im->yorigin - im->ysize - 7, /* LINEOFFSET */
im->graph_col[GRC_ARROW]);
+ gfx_close_path(im);
+
}
void grid_paint(
- image_desc_t * im)
+ image_desc_t *im)
{
long i;
int res = 0;
double X0, Y0; /* points for filled graph and more */
- gfx_node_t *node;
+ struct gfx_color_t water_color;
/* draw 3d border */
- node = gfx_new_area(im->canvas, 0, im->yimg,
- 2, im->yimg - 2, 2, 2, im->graph_col[GRC_SHADEA]);
- gfx_add_point(node, im->ximg - 2, 2);
- gfx_add_point(node, im->ximg, 0);
- gfx_add_point(node, 0, 0);
-/* gfx_add_point( node , 0,im->yimg ); */
-
- node = gfx_new_area(im->canvas, 2, im->yimg - 2,
- im->ximg - 2, im->yimg - 2,
- im->ximg - 2, 2, im->graph_col[GRC_SHADEB]);
- gfx_add_point(node, im->ximg, 0);
- gfx_add_point(node, im->ximg, im->yimg);
- gfx_add_point(node, 0, im->yimg);
-/* gfx_add_point( node , 0,im->yimg ); */
+ gfx_new_area(im, 0, im->yimg,
+ 2, im->yimg - 2, 2, 2, im->graph_col[GRC_SHADEA]);
+ gfx_add_point(im, im->ximg - 2, 2);
+ gfx_add_point(im, im->ximg, 0);
+ gfx_add_point(im, 0, 0);
+ gfx_close_path(im);
+
+ gfx_new_area(im, 2, im->yimg - 2,
+ im->ximg - 2, im->yimg - 2,
+ im->ximg - 2, 2, im->graph_col[GRC_SHADEB]);
+ gfx_add_point(im, im->ximg, 0);
+ gfx_add_point(im, im->ximg, im->yimg);
+ gfx_add_point(im, 0, im->yimg);
+ gfx_close_path(im);
if (im->draw_x_grid == 1)
if (!res) {
char *nodata = "No Data found";
- gfx_new_text(im->canvas, im->ximg / 2,
- (2 * im->yorigin - im->ysize) / 2,
- im->graph_col[GRC_FONT],
- im->text_prop[TEXT_PROP_AXIS].font,
- im->text_prop[TEXT_PROP_AXIS].size, im->tabwidth,
- 0.0, GFX_H_CENTER, GFX_V_CENTER, nodata);
+ gfx_text(im, im->ximg / 2,
+ (2 * im->yorigin - im->ysize) / 2,
+ im->graph_col[GRC_FONT],
+ im->text_prop[TEXT_PROP_AXIS].font,
+ im->text_prop[TEXT_PROP_AXIS].size, im->tabwidth,
+ 0.0, GFX_H_CENTER, GFX_V_CENTER, nodata);
}
}
/* yaxis unit description */
- gfx_new_text(im->canvas,
- 10, (im->yorigin - im->ysize / 2),
- im->graph_col[GRC_FONT],
- im->text_prop[TEXT_PROP_UNIT].font,
- im->text_prop[TEXT_PROP_UNIT].size, im->tabwidth,
- RRDGRAPH_YLEGEND_ANGLE,
- GFX_H_LEFT, GFX_V_CENTER, im->ylegend);
+ gfx_text(im,
+ 10, (im->yorigin - im->ysize / 2),
+ im->graph_col[GRC_FONT],
+ im->text_prop[TEXT_PROP_UNIT].font,
+ im->text_prop[TEXT_PROP_UNIT].size, im->tabwidth,
+ RRDGRAPH_YLEGEND_ANGLE, GFX_H_CENTER, GFX_V_CENTER, im->ylegend);
/* graph title */
- gfx_new_text(im->canvas,
- im->ximg / 2, im->text_prop[TEXT_PROP_TITLE].size * 1.3 + 4,
- im->graph_col[GRC_FONT],
- im->text_prop[TEXT_PROP_TITLE].font,
- im->text_prop[TEXT_PROP_TITLE].size, im->tabwidth, 0.0,
- GFX_H_CENTER, GFX_V_CENTER, im->title);
+ gfx_text(im,
+ im->ximg / 2, 6,
+ im->graph_col[GRC_FONT],
+ im->text_prop[TEXT_PROP_TITLE].font,
+ im->text_prop[TEXT_PROP_TITLE].size, im->tabwidth, 0.0,
+ GFX_H_CENTER, GFX_V_TOP, im->title);
/* rrdtool 'logo' */
- gfx_new_text(im->canvas,
- im->ximg - 7, 7,
- (im->graph_col[GRC_FONT] & 0xffffff00) | 0x00000044,
- im->text_prop[TEXT_PROP_AXIS].font,
- 5.5, im->tabwidth, 270,
- GFX_H_RIGHT, GFX_V_TOP, "RRDTOOL / TOBI OETIKER");
+ water_color = im->graph_col[GRC_FONT];
+ water_color.alpha = 0.3;
+ gfx_text(im,
+ im->ximg - 4, 5,
+ water_color,
+ im->text_prop[TEXT_PROP_AXIS].font,
+ 5.5, im->tabwidth, -90,
+ GFX_H_LEFT, GFX_V_TOP, "RRDTOOL / TOBI OETIKER");
/* graph watermark */
if (im->watermark[0] != '\0') {
- gfx_new_text(im->canvas,
- im->ximg / 2, im->yimg - 6,
- (im->graph_col[GRC_FONT] & 0xffffff00) | 0x00000044,
- im->text_prop[TEXT_PROP_AXIS].font,
- 5.5, im->tabwidth, 0,
- GFX_H_CENTER, GFX_V_BOTTOM, im->watermark);
+ gfx_text(im,
+ im->ximg / 2, im->yimg - 6,
+ water_color,
+ im->text_prop[TEXT_PROP_AXIS].font,
+ 5.5, im->tabwidth, 0,
+ GFX_H_CENTER, GFX_V_BOTTOM, im->watermark);
}
/* graph labels */
/* im->gdes[i].leg_y is the bottom of the legend */
X0 = im->gdes[i].leg_x;
Y0 = im->gdes[i].leg_y;
- gfx_new_text(im->canvas, X0, Y0,
- im->graph_col[GRC_FONT],
- im->text_prop[TEXT_PROP_LEGEND].font,
- im->text_prop[TEXT_PROP_LEGEND].size,
- im->tabwidth, 0.0, GFX_H_LEFT, GFX_V_BOTTOM,
- im->gdes[i].legend);
+ gfx_text(im, X0, Y0,
+ im->graph_col[GRC_FONT],
+ im->text_prop[TEXT_PROP_LEGEND].font,
+ im->text_prop[TEXT_PROP_LEGEND].size,
+ im->tabwidth, 0.0, GFX_H_LEFT, GFX_V_BOTTOM,
+ im->gdes[i].legend);
/* The legend for GRAPH items starts with "M " to have
enough space for the box */
if (im->gdes[i].gf != GF_PRINT &&
im->gdes[i].gf != GF_GPRINT && im->gdes[i].gf != GF_COMMENT) {
- int boxH, boxV;
+ double boxH, boxV;
+ double X1, Y1;
- boxH = gfx_get_text_width(im->canvas, 0,
+
+ boxH = gfx_get_text_width(im, 0,
im->text_prop[TEXT_PROP_LEGEND].
font,
im->text_prop[TEXT_PROP_LEGEND].
- size, im->tabwidth, "o", 0) * 1.2;
- boxV = boxH * 1.1;
+ size, im->tabwidth, "o") * 1.2;
+ boxV = boxH;
+
+ /* shift the box up a bit */
+ Y0 -= boxV * 0.4;
/* make sure transparent colors show up the same way as in the graph */
- node = gfx_new_area(im->canvas,
- X0, Y0 - boxV,
- X0, Y0,
- X0 + boxH, Y0, im->graph_col[GRC_BACK]);
- gfx_add_point(node, X0 + boxH, Y0 - boxV);
-
- node = gfx_new_area(im->canvas,
- X0, Y0 - boxV,
- X0, Y0, X0 + boxH, Y0, im->gdes[i].col);
- gfx_add_point(node, X0 + boxH, Y0 - boxV);
- node = gfx_new_line(im->canvas,
- X0, Y0 - boxV,
- X0, Y0, 1.0, im->graph_col[GRC_FRAME]);
- gfx_add_point(node, X0 + boxH, Y0);
- gfx_add_point(node, X0 + boxH, Y0 - boxV);
- gfx_close_path(node);
+
+ gfx_new_area(im,
+ X0, Y0 - boxV,
+ X0, Y0, X0 + boxH, Y0, im->graph_col[GRC_BACK]);
+ gfx_add_point(im, X0 + boxH, Y0 - boxV);
+ gfx_close_path(im);
+
+ gfx_new_area(im,
+ X0, Y0 - boxV,
+ X0, Y0, X0 + boxH, Y0, im->gdes[i].col);
+ gfx_add_point(im, X0 + boxH, Y0 - boxV);
+ gfx_close_path(im);
+
+ cairo_save(im->cr);
+ cairo_new_path(im->cr);
+ cairo_set_line_width(im->cr, 1.0);
+ X1 = X0 + boxH;
+ Y1 = Y0 - boxV;
+ gfx_line_fit(im, &X0, &Y0);
+ gfx_line_fit(im, &X1, &Y1);
+ cairo_move_to(im->cr, X0, Y0);
+ cairo_line_to(im->cr, X1, Y0);
+ cairo_line_to(im->cr, X1, Y1);
+ cairo_line_to(im->cr, X0, Y1);
+ cairo_close_path(im->cr);
+ cairo_set_source_rgba(im->cr, im->graph_col[GRC_FRAME].red,
+ im->graph_col[GRC_FRAME].green,
+ im->graph_col[GRC_FRAME].blue,
+ im->graph_col[GRC_FRAME].alpha);
+ cairo_stroke(im->cr);
+ cairo_restore(im->cr);
}
}
}
*****************************************************/
int lazy_check(
- image_desc_t * im)
+ image_desc_t *im)
{
FILE *fd = NULL;
int size = 1;
return 0;
if ((fd = fopen(im->graphfile, "rb")) == NULL)
return 0; /* the file does not exist */
- switch (im->canvas->imgformat) {
+ switch (im->imgformat) {
case IF_PNG:
size = PngSize(fd, &(im->ximg), &(im->yimg));
break;
return size;
}
-#ifdef WITH_PIECHART
-void pie_part(
- image_desc_t * im,
- gfx_color_t color,
- double PieCenterX,
- double PieCenterY,
- double Radius,
- double startangle,
- double endangle)
-{
- gfx_node_t *node;
- double angle;
- double step = M_PI / 50; /* Number of iterations for the circle;
- ** 10 is definitely too low, more than
- ** 50 seems to be overkill
- */
-
- /* Strange but true: we have to work clockwise or else
- ** anti aliasing nor transparency don't work.
- **
- ** This test is here to make sure we do it right, also
- ** this makes the for...next loop more easy to implement.
- ** The return will occur if the user enters a negative number
- ** (which shouldn't be done according to the specs) or if the
- ** programmers do something wrong (which, as we all know, never
- ** happens anyway :)
- */
- if (endangle < startangle)
- return;
-
- /* Hidden feature: Radius decreases each full circle */
- angle = startangle;
- while (angle >= 2 * M_PI) {
- angle -= 2 * M_PI;
- Radius *= 0.8;
- }
-
- node = gfx_new_area(im->canvas,
- PieCenterX + sin(startangle) * Radius,
- PieCenterY - cos(startangle) * Radius,
- PieCenterX,
- PieCenterY,
- PieCenterX + sin(endangle) * Radius,
- PieCenterY - cos(endangle) * Radius, color);
- for (angle = endangle; angle - startangle >= step; angle -= step) {
- gfx_add_point(node,
- PieCenterX + sin(angle) * Radius,
- PieCenterY - cos(angle) * Radius);
- }
-}
-
-#endif
int graph_size_location(
- image_desc_t * im,
- int elements
-#ifdef WITH_PIECHART
- ,
- int piechart
-#endif
- )
+ image_desc_t *im,
+ int elements)
{
/* The actual size of the image to draw is determined from
** several sources. The size given on the command line is
** and other things outside the graph area
*/
- /* +-+-------------------------------------------+
- ** |l|.................title.....................|
- ** |e+--+-------------------------------+--------+
- ** |b| b| | |
- ** |a| a| | pie |
- ** |l| l| main graph area | chart |
- ** |.| .| | area |
- ** |t| y| | |
- ** |r+--+-------------------------------+--------+
- ** |e| | x-axis labels | |
- ** |v+--+-------------------------------+--------+
- ** | |..............legends......................|
- ** +-+-------------------------------------------+
- ** | watermark |
- ** +---------------------------------------------+
- */
int Xvertical = 0, Ytitle = 0, Xylabel = 0, Xmain = 0, Ymain = 0,
-#ifdef WITH_PIECHART
- Xpie = 0, Ypie = 0,
-#endif
- Yxlabel = 0,
-#if 0
- Xlegend = 0, Ylegend = 0,
-#endif
- Xspacing = 15, Yspacing = 15, Ywatermark = 4;
+ Yxlabel = 0, Xspacing = 15, Yspacing = 15, Ywatermark = 4;
if (im->extra_flags & ONLY_GRAPH) {
im->xorigin = 0;
return 0;
}
+ /** +---+--------------------------------------------+
+ ** | y |...............graph title..................|
+ ** | +---+-------------------------------+--------+
+ ** | a | y | | |
+ ** | x | | | |
+ ** | i | a | | pie |
+ ** | s | x | main graph area | chart |
+ ** | | i | | area |
+ ** | t | s | | |
+ ** | i | | | |
+ ** | t | l | | |
+ ** | l | b +-------------------------------+--------+
+ ** | e | l | x axis labels | |
+ ** +---+---+-------------------------------+--------+
+ ** |....................legends.....................|
+ ** +------------------------------------------------+
+ ** | watermark |
+ ** +------------------------------------------------+
+ */
+
if (im->ylegend[0] != '\0') {
Xvertical = im->text_prop[TEXT_PROP_UNIT].size * 2;
}
-
if (im->title[0] != '\0') {
/* The title is placed "inbetween" two text lines so it
** automatically has some vertical spacing. The horizontal
** spacing is added here, on each side.
*/
- /* don't care for the with of the title
- Xtitle = gfx_get_text_width(im->canvas, 0,
- im->text_prop[TEXT_PROP_TITLE].font,
- im->text_prop[TEXT_PROP_TITLE].size,
- im->tabwidth,
- im->title, 0) + 2*Xspacing; */
+ /* if necessary, reduce the font size of the title until it fits the image width */
Ytitle = im->text_prop[TEXT_PROP_TITLE].size * 2.6 + 10;
}
if (elements) {
- Xmain = im->xsize;
- Ymain = im->ysize;
if (im->draw_x_grid) {
Yxlabel = im->text_prop[TEXT_PROP_AXIS].size * 2.5;
}
if (im->draw_y_grid || im->forceleftspace) {
- Xylabel = gfx_get_text_width(im->canvas, 0,
+ Xylabel = gfx_get_text_width(im, 0,
im->text_prop[TEXT_PROP_AXIS].font,
im->text_prop[TEXT_PROP_AXIS].size,
- im->tabwidth,
- "0", 0) * im->unitslength;
+ im->tabwidth, "0") * im->unitslength;
}
}
-#ifdef WITH_PIECHART
- if (piechart) {
- im->piesize = im->xsize < im->ysize ? im->xsize : im->ysize;
- Xpie = im->piesize;
- Ypie = im->piesize;
- }
-#endif
- /* Now calculate the total size. Insert some spacing where
- desired. im->xorigin and im->yorigin need to correspond
- with the lower left corner of the main graph area or, if
- this one is not set, the imaginary box surrounding the
- pie chart area. */
+ if (im->extra_flags & FULL_SIZE_MODE) {
+ /* The actual size of the image to draw has been determined by the user.
+ ** The graph area is the space remaining after accounting for the legend,
+ ** the watermark, the pie chart, the axis labels, and the title.
+ */
+ im->xorigin = 0;
+ im->ximg = im->xsize;
+ im->yimg = im->ysize;
+ im->yorigin = im->ysize;
+ Xmain = im->ximg;
+ Ymain = im->yimg;
+
+ im->yorigin += Ytitle;
- /* The legend width cannot yet be determined, as a result we
- ** have problems adjusting the image to it. For now, we just
- ** forget about it at all; the legend will have to fit in the
- ** size already allocated.
- */
- im->ximg = Xylabel + Xmain + 2 * Xspacing;
+ /* Now calculate the total size. Insert some spacing where
+ desired. im->xorigin and im->yorigin need to correspond
+ with the lower left corner of the main graph area or, if
+ this one is not set, the imaginary box surrounding the
+ pie chart area. */
-#ifdef WITH_PIECHART
- im->ximg += Xpie;
-#endif
+ /* Initial size calculation for the main graph area */
+ Xmain = im->ximg - (Xylabel + 2 * Xspacing);
+ if (Xmain)
+ Xmain -= Xspacing; /* put space between main graph area and right edge */
- if (Xmain)
- im->ximg += Xspacing;
-#ifdef WITH_PIECHART
- if (Xpie)
- im->ximg += Xspacing;
-#endif
+ im->xorigin = Xspacing + Xylabel;
+
+ /* the length of the title should not influence with width of the graph
+ if (Xtitle > im->ximg) im->ximg = Xtitle; */
- im->xorigin = Xspacing + Xylabel;
+ if (Xvertical) { /* unit description */
+ Xmain -= Xvertical;
+ im->xorigin += Xvertical;
+ }
+ im->xsize = Xmain;
+ xtr(im, 0);
- /* the length of the title should not influence with width of the graph
- if (Xtitle > im->ximg) im->ximg = Xtitle; */
+ /* The vertical size of the image is known in advance. The main graph area
+ ** (Ymain) and im->yorigin must be set according to the space requirements
+ ** of the legend and the axis labels.
+ */
- if (Xvertical) { /* unit description */
- im->ximg += Xvertical;
- im->xorigin += Xvertical;
- }
- xtr(im, 0);
-
- /* The vertical size is interesting... we need to compare
- ** the sum of {Ytitle, Ymain, Yxlabel, Ylegend, Ywatermark} with
- ** Yvertical however we need to know {Ytitle+Ymain+Yxlabel}
- ** in order to start even thinking about Ylegend or Ywatermark.
- **
- ** Do it in three portions: First calculate the inner part,
- ** then do the legend, then adjust the total height of the img,
- ** adding space for a watermark if one exists;
- */
+ if (im->extra_flags & NOLEGEND) {
+ /* set dimensions correctly if using full size mode with no legend */
+ im->yorigin =
+ im->yimg - im->text_prop[TEXT_PROP_AXIS].size * 2.5 -
+ Yspacing;
+ Ymain = im->yorigin;
+ } else {
+ /* Determine where to place the legends onto the image.
+ ** Set Ymain and adjust im->yorigin to match the space requirements.
+ */
+ if (leg_place(im, &Ymain) == -1)
+ return -1;
+ }
- /* reserve space for main and/or pie */
- im->yimg = Ymain + Yxlabel;
+ /* remove title space *or* some padding above the graph from the main graph area */
+ if (Ytitle) {
+ Ymain -= Ytitle;
+ } else {
+ Ymain -= 1.5 * Yspacing;
+ }
-#ifdef WITH_PIECHART
- if (im->yimg < Ypie)
- im->yimg = Ypie;
-#endif
+ /* watermark doesn't seem to effect the vertical size of the main graph area, oh well! */
+ if (im->watermark[0] != '\0') {
+ Ymain -= Ywatermark;
+ }
- im->yorigin = im->yimg - Yxlabel;
+ im->ysize = Ymain;
- /* reserve space for the title *or* some padding above the graph */
- if (Ytitle) {
- im->yimg += Ytitle;
- im->yorigin += Ytitle;
- } else {
- im->yimg += 1.5 * Yspacing;
- im->yorigin += 1.5 * Yspacing;
- }
- /* reserve space for padding below the graph */
- im->yimg += Yspacing;
+ } else { /* dimension options -width and -height refer to the dimensions of the main graph area */
- /* Determine where to place the legends onto the image.
- ** Adjust im->yimg to match the space requirements.
- */
- if (leg_place(im) == -1)
- return -1;
+ /* The actual size of the image to draw is determined from
+ ** several sources. The size given on the command line is
+ ** the graph area but we need more as we have to draw labels
+ ** and other things outside the graph area.
+ */
- if (im->watermark[0] != '\0') {
- im->yimg += Ywatermark;
- }
-#if 0
- if (Xlegend > im->ximg) {
- im->ximg = Xlegend;
- /* reposition Pie */
- }
-#endif
+ if (im->ylegend[0] != '\0') {
+ Xvertical = im->text_prop[TEXT_PROP_UNIT].size * 2;
+ }
-#ifdef WITH_PIECHART
- /* The pie is placed in the upper right hand corner,
- ** just below the title (if any) and with sufficient
- ** padding.
- */
- if (elements) {
- im->pie_x = im->ximg - Xspacing - Xpie / 2;
- im->pie_y = im->yorigin - Ymain + Ypie / 2;
- } else {
- im->pie_x = im->ximg / 2;
- im->pie_y = im->yorigin - Ypie / 2;
+
+ if (im->title[0] != '\0') {
+ /* The title is placed "inbetween" two text lines so it
+ ** automatically has some vertical spacing. The horizontal
+ ** spacing is added here, on each side.
+ */
+ /* don't care for the with of the title
+ Xtitle = gfx_get_text_width(im->canvas, 0,
+ im->text_prop[TEXT_PROP_TITLE].font,
+ im->text_prop[TEXT_PROP_TITLE].size,
+ im->tabwidth,
+ im->title, 0) + 2*Xspacing; */
+ Ytitle = im->text_prop[TEXT_PROP_TITLE].size * 2.6 + 10;
+ }
+
+ if (elements) {
+ Xmain = im->xsize;
+ Ymain = im->ysize;
+ }
+ /* Now calculate the total size. Insert some spacing where
+ desired. im->xorigin and im->yorigin need to correspond
+ with the lower left corner of the main graph area or, if
+ this one is not set, the imaginary box surrounding the
+ pie chart area. */
+
+ /* The legend width cannot yet be determined, as a result we
+ ** have problems adjusting the image to it. For now, we just
+ ** forget about it at all; the legend will have to fit in the
+ ** size already allocated.
+ */
+ im->ximg = Xylabel + Xmain + 2 * Xspacing;
+
+ if (Xmain)
+ im->ximg += Xspacing;
+
+ im->xorigin = Xspacing + Xylabel;
+
+ /* the length of the title should not influence with width of the graph
+ if (Xtitle > im->ximg) im->ximg = Xtitle; */
+
+ if (Xvertical) { /* unit description */
+ im->ximg += Xvertical;
+ im->xorigin += Xvertical;
+ }
+ xtr(im, 0);
+
+ /* The vertical size is interesting... we need to compare
+ ** the sum of {Ytitle, Ymain, Yxlabel, Ylegend, Ywatermark} with
+ ** Yvertical however we need to know {Ytitle+Ymain+Yxlabel}
+ ** in order to start even thinking about Ylegend or Ywatermark.
+ **
+ ** Do it in three portions: First calculate the inner part,
+ ** then do the legend, then adjust the total height of the img,
+ ** adding space for a watermark if one exists;
+ */
+
+ /* reserve space for main and/or pie */
+
+ im->yimg = Ymain + Yxlabel;
+
+
+ im->yorigin = im->yimg - Yxlabel;
+
+ /* reserve space for the title *or* some padding above the graph */
+ if (Ytitle) {
+ im->yimg += Ytitle;
+ im->yorigin += Ytitle;
+ } else {
+ im->yimg += 1.5 * Yspacing;
+ im->yorigin += 1.5 * Yspacing;
+ }
+ /* reserve space for padding below the graph */
+ im->yimg += Yspacing;
+
+ /* Determine where to place the legends onto the image.
+ ** Adjust im->yimg to match the space requirements.
+ */
+ if (leg_place(im, 0) == -1)
+ return -1;
+
+ if (im->watermark[0] != '\0') {
+ im->yimg += Ywatermark;
+ }
}
-#endif
ytr(im, DNAN);
return 0;
/* draw that picture thing ... */
int graph_paint(
- image_desc_t * im,
+ image_desc_t *im,
char ***calcpr)
{
int i, ii;
int lazy = lazy_check(im);
-#ifdef WITH_PIECHART
- int piechart = 0;
- double PieStart = 0.0;
-#endif
- FILE *fo;
- gfx_node_t *node;
-
double areazero = 0.0;
graph_desc_t *lastgdes = NULL;
+ PangoFontMap *font_map = pango_cairo_font_map_get_default();
+
+
/* if we are lazy and there is nothing to PRINT ... quit now */
if (lazy && im->prt_c == 0)
return 0;
if (data_calc(im) == -1)
return -1;
-#ifdef WITH_PIECHART
- /* check if we need to draw a piechart */
- for (i = 0; i < im->gdes_c; i++) {
- if (im->gdes[i].gf == GF_PART) {
- piechart = 1;
- break;
- }
- }
-#endif
/* calculate and PRINT and GPRINT definitions. We have to do it at
* this point because it will affect the length of the legends
i = print_calc(im, calcpr);
if (i < 0)
return -1;
- if (((i == 0)
-#ifdef WITH_PIECHART
- && (piechart == 0)
-#endif
- ) || lazy)
+ if ((i == 0) || lazy)
return 0;
-#ifdef WITH_PIECHART
- /* If there's only the pie chart to draw, signal this */
- if (i == 0)
- piechart = 2;
-#endif
+/**************************************************************
+ *** Calculating sizes and locations became a bit confusing ***
+ *** so I moved this into a separate function. ***
+ **************************************************************/
+ if (graph_size_location(im, i) == -1)
+ return -1;
/* get actual drawing data and find min and max values */
if (data_proc(im) == -1)
if (!calc_horizontal_grid(im))
return -1;
- if (im->gridfit)
- apply_gridfit(im);
+ /* reset precalc */
+ ytr(im, DNAN);
+/* if (im->gridfit)
+ apply_gridfit(im); */
-/**************************************************************
- *** Calculating sizes and locations became a bit confusing ***
- *** so I moved this into a separate function. ***
- **************************************************************/
- if (graph_size_location(im, i
-#ifdef WITH_PIECHART
- , piechart
-#endif
- ) == -1)
- return -1;
/* the actual graph is created by going through the individual
graph elements and then drawing them */
+ cairo_surface_destroy(im->surface);
+
+ switch (im->imgformat) {
+ case IF_PNG:
+ im->surface =
+ cairo_image_surface_create(CAIRO_FORMAT_ARGB32,
+ im->ximg * im->zoom,
+ im->yimg * im->zoom);
+ break;
+ case IF_PDF:
+ im->surface =
+ cairo_pdf_surface_create(im->graphfile, im->ximg * im->zoom,
+ im->yimg * im->zoom);
+ break;
+ case IF_EPS:
+ im->surface =
+ cairo_ps_surface_create(im->graphfile, im->ximg * im->zoom,
+ im->yimg * im->zoom);
+ break;
+ case IF_SVG:
+ im->surface =
+ cairo_svg_surface_create(im->graphfile, im->ximg * im->zoom,
+ im->yimg * im->zoom);
+ cairo_svg_surface_restrict_to_version(im->surface,
+ CAIRO_SVG_VERSION_1_1);
+ break;
+ };
+ im->cr = cairo_create(im->surface);
+ pango_cairo_font_map_set_resolution(PANGO_CAIRO_FONT_MAP(font_map), 100);
+ cairo_set_antialias(im->cr, im->graph_antialias);
+ cairo_scale(im->cr, im->zoom, im->zoom);
- node = gfx_new_area(im->canvas,
- 0, 0,
- 0, im->yimg,
- im->ximg, im->yimg, im->graph_col[GRC_BACK]);
+ gfx_new_area(im,
+ 0, 0,
+ 0, im->yimg, im->ximg, im->yimg, im->graph_col[GRC_BACK]);
- gfx_add_point(node, im->ximg, 0);
+ gfx_add_point(im, im->ximg, 0);
+ gfx_close_path(im);
-#ifdef WITH_PIECHART
- if (piechart != 2) {
-#endif
- node = gfx_new_area(im->canvas,
- im->xorigin, im->yorigin,
- im->xorigin + im->xsize, im->yorigin,
- im->xorigin + im->xsize, im->yorigin - im->ysize,
- im->graph_col[GRC_CANVAS]);
-
- gfx_add_point(node, im->xorigin, im->yorigin - im->ysize);
-
- if (im->minval > 0.0)
- areazero = im->minval;
- if (im->maxval < 0.0)
- areazero = im->maxval;
-#ifdef WITH_PIECHART
- }
-#endif
+ gfx_new_area(im,
+ im->xorigin, im->yorigin,
+ im->xorigin + im->xsize, im->yorigin,
+ im->xorigin + im->xsize, im->yorigin - im->ysize,
+ im->graph_col[GRC_CANVAS]);
-#ifdef WITH_PIECHART
- if (piechart) {
- pie_part(im, im->graph_col[GRC_CANVAS], im->pie_x, im->pie_y,
- im->piesize * 0.5, 0, 2 * M_PI);
- }
-#endif
+ gfx_add_point(im, im->xorigin, im->yorigin - im->ysize);
+ gfx_close_path(im);
+
+ if (im->minval > 0.0)
+ areazero = im->minval;
+ if (im->maxval < 0.0)
+ areazero = im->maxval;
for (i = 0; i < im->gdes_c; i++) {
switch (im->gdes[i].gf) {
if (!isnan(im->gdes[i].p_data[ii]) &&
im->gdes[i].p_data[ii] != 0.0) {
if (im->gdes[i].yrule > 0) {
- gfx_new_line(im->canvas,
- im->xorigin + ii, im->yorigin,
- im->xorigin + ii,
- im->yorigin -
- im->gdes[i].yrule * im->ysize, 1.0,
- im->gdes[i].col);
+ gfx_line(im,
+ im->xorigin + ii, im->yorigin,
+ im->xorigin + ii,
+ im->yorigin -
+ im->gdes[i].yrule * im->ysize, 1.0,
+ im->gdes[i].col);
} else if (im->gdes[i].yrule < 0) {
- gfx_new_line(im->canvas,
- im->xorigin + ii,
- im->yorigin - im->ysize,
- im->xorigin + ii,
- im->yorigin - (1 -
- im->gdes[i].yrule) *
- im->ysize, 1.0, im->gdes[i].col);
+ gfx_line(im,
+ im->xorigin + ii,
+ im->yorigin - im->ysize,
+ im->xorigin + ii,
+ im->yorigin - (1 -
+ im->gdes[i].yrule) *
+ im->ysize, 1.0, im->gdes[i].col);
}
}
we draw a square from t-1 to t with the value a.
********************************************************* */
- if (im->gdes[i].col != 0x0) {
+ if (im->gdes[i].col.alpha != 0.0) {
/* GF_LINE and friend */
if (im->gdes[i].gf == GF_LINE) {
double last_y = 0.0;
+ int draw_on = 0;
- node = NULL;
+ cairo_save(im->cr);
+ cairo_new_path(im->cr);
+
+ cairo_set_line_width(im->cr, im->gdes[i].linewidth);
for (ii = 1; ii < im->xsize; ii++) {
if (isnan(im->gdes[i].p_data[ii])
|| (im->slopemode == 1
&& isnan(im->gdes[i].p_data[ii - 1]))) {
- node = NULL;
+ draw_on = 0;
continue;
}
- if (node == NULL) {
+ if (draw_on == 0) {
last_y = ytr(im, im->gdes[i].p_data[ii]);
if (im->slopemode == 0) {
- node = gfx_new_line(im->canvas,
- ii - 1 + im->xorigin,
- last_y, ii + im->xorigin,
- last_y,
- im->gdes[i].linewidth,
- im->gdes[i].col);
+ double x = ii - 1 + im->xorigin;
+ double y = last_y;
+
+ gfx_line_fit(im, &x, &y);
+ cairo_move_to(im->cr, x, y);
+ x = ii + im->xorigin;
+ y = last_y;
+ gfx_line_fit(im, &x, &y);
+ cairo_line_to(im->cr, x, y);
} else {
- node = gfx_new_line(im->canvas,
- ii - 1 + im->xorigin,
- ytr(im,
- im->gdes[i].
- p_data[ii - 1]),
- ii + im->xorigin, last_y,
- im->gdes[i].linewidth,
- im->gdes[i].col);
+ double x = ii - 1 + im->xorigin;
+ double y = ytr(im,
+ im->gdes[i].p_data[ii - 1]);
+
+ gfx_line_fit(im, &x, &y);
+ cairo_move_to(im->cr, x, y);
+ x = ii + im->xorigin;
+ y = last_y;
+ gfx_line_fit(im, &x, &y);
+ cairo_line_to(im->cr, x, y);
}
+ draw_on = 1;
} else {
- double new_y = ytr(im, im->gdes[i].p_data[ii]);
+ double x1 = ii + im->xorigin;
+ double y1 = ytr(im, im->gdes[i].p_data[ii]);
if (im->slopemode == 0
- && !AlmostEqual2sComplement(new_y, last_y,
- 4)) {
- gfx_add_point(node, ii - 1 + im->xorigin,
- new_y);
+ && !AlmostEqual2sComplement(y1, last_y, 4)) {
+ double x = ii - 1 + im->xorigin;
+ double y = y1;
+
+ gfx_line_fit(im, &x, &y);
+ cairo_line_to(im->cr, x, y);
};
- last_y = new_y;
- gfx_add_point(node, ii + im->xorigin, new_y);
+ last_y = y1;
+ gfx_line_fit(im, &x1, &y1);
+ cairo_line_to(im->cr, x1, y1);
};
}
+ cairo_set_source_rgba(im->cr, im->gdes[i].col.red,
+ im->gdes[i].col.green,
+ im->gdes[i].col.blue,
+ im->gdes[i].col.alpha);
+ cairo_set_line_cap(im->cr, CAIRO_LINE_CAP_ROUND);
+ cairo_set_line_join(im->cr, CAIRO_LINE_JOIN_ROUND);
+ cairo_stroke(im->cr);
+ cairo_restore(im->cr);
} else {
int idxI = -1;
double *foreY = malloc(sizeof(double) * im->xsize * 2);
4)) {
cntI++;
}
- node = gfx_new_area(im->canvas,
- backX[0], backY[0],
- foreX[0], foreY[0],
- foreX[cntI], foreY[cntI],
- im->gdes[i].col);
+ gfx_new_area(im,
+ backX[0], backY[0],
+ foreX[0], foreY[0],
+ foreX[cntI], foreY[cntI],
+ im->gdes[i].col);
while (cntI < idxI) {
lastI = cntI;
cntI++;
1], 4)) {
cntI++;
}
- gfx_add_point(node, foreX[cntI], foreY[cntI]);
+ gfx_add_point(im, foreX[cntI], foreY[cntI]);
}
- gfx_add_point(node, backX[idxI], backY[idxI]);
+ gfx_add_point(im, backX[idxI], backY[idxI]);
while (idxI > 1) {
lastI = idxI;
idxI--;
1], 4)) {
idxI--;
}
- gfx_add_point(node, backX[idxI], backY[idxI]);
+ gfx_add_point(im, backX[idxI], backY[idxI]);
}
idxI = -1;
drawem = 0;
+ gfx_close_path(im);
}
if (drawem != 0) {
drawem = 0;
if (ii == im->xsize)
break;
- /* keep things simple for now, just draw these bars
- do not try to build a big and complex area */
-
-
if (im->slopemode == 0 && ii == 0) {
continue;
}
drawem = 1;
continue;
}
- /* every area has to be wound clock-wise,
- so we have to make sur base remains base */
+
if (ybase > ytop) {
double extra = ytop;
}
lastgdes = &(im->gdes[i]);
break;
-#ifdef WITH_PIECHART
- case GF_PART:
- if (isnan(im->gdes[i].yrule)) /* fetch variable */
- im->gdes[i].yrule = im->gdes[im->gdes[i].vidx].vf.val;
-
- if (finite(im->gdes[i].yrule)) { /* even the fetched var can be NaN */
- pie_part(im, im->gdes[i].col,
- im->pie_x, im->pie_y, im->piesize * 0.4,
- M_PI * 2.0 * PieStart / 100.0,
- M_PI * 2.0 * (PieStart + im->gdes[i].yrule) / 100.0);
- PieStart += im->gdes[i].yrule;
- }
- break;
-#endif
case GF_STACK:
rrd_set_error
("STACK should already be turned into LINE or AREA here");
} /* switch */
}
-#ifdef WITH_PIECHART
- if (piechart == 2) {
- im->draw_x_grid = 0;
- im->draw_y_grid = 0;
- }
-#endif
-
/* grid_paint also does the text */
if (!(im->extra_flags & ONLY_GRAPH))
case GF_HRULE:
if (im->gdes[i].yrule >= im->minval
&& im->gdes[i].yrule <= im->maxval)
- gfx_new_line(im->canvas,
- im->xorigin, ytr(im, im->gdes[i].yrule),
- im->xorigin + im->xsize, ytr(im,
- im->gdes[i].yrule),
- 1.0, im->gdes[i].col);
+ gfx_line(im,
+ im->xorigin, ytr(im, im->gdes[i].yrule),
+ im->xorigin + im->xsize, ytr(im,
+ im->gdes[i].yrule),
+ 1.0, im->gdes[i].col);
break;
case GF_VRULE:
if (im->gdes[i].xrule >= im->start
&& im->gdes[i].xrule <= im->end)
- gfx_new_line(im->canvas,
- xtr(im, im->gdes[i].xrule), im->yorigin,
- xtr(im, im->gdes[i].xrule),
- im->yorigin - im->ysize, 1.0, im->gdes[i].col);
+ gfx_line(im,
+ xtr(im, im->gdes[i].xrule), im->yorigin,
+ xtr(im, im->gdes[i].xrule),
+ im->yorigin - im->ysize, 1.0, im->gdes[i].col);
break;
default:
break;
}
- if (strcmp(im->graphfile, "-") == 0) {
- fo = im->graphhandle ? im->graphhandle : stdout;
-#if defined(_WIN32) && !defined(__CYGWIN__) && !defined(__CYGWIN32__)
- /* Change translation mode for stdout to BINARY */
- _setmode(_fileno(fo), O_BINARY);
-#endif
- } else {
- if ((fo = fopen(im->graphfile, "wb")) == NULL) {
- rrd_set_error("Opening '%s' for write: %s", im->graphfile,
- rrd_strerror(errno));
- return (-1);
+ switch (im->imgformat) {
+ case IF_PNG:
+ if (cairo_surface_write_to_png(im->surface, im->graphfile) !=
+ CAIRO_STATUS_SUCCESS) {
+ rrd_set_error("Could not save png to '%s'", im->graphfile);
+ return 1;
}
+ break;
+ default:
+ cairo_show_page(im->cr);
+ break;
}
- gfx_render(im->canvas, im->ximg, im->yimg, 0x00000000, fo);
- if (strcmp(im->graphfile, "-") != 0)
- fclose(fo);
return 0;
}
*****************************************************/
int gdes_alloc(
- image_desc_t * im)
+ image_desc_t *im)
{
im->gdes_c++;
im->gdes[im->gdes_c - 1].data_first = 0;
im->gdes[im->gdes_c - 1].p_data = NULL;
im->gdes[im->gdes_c - 1].rpnp = NULL;
- im->gdes[im->gdes_c - 1].shift = 0;
- im->gdes[im->gdes_c - 1].col = 0x0;
+ im->gdes[im->gdes_c - 1].shift = 0.0;
+ im->gdes[im->gdes_c - 1].col.red = 0.0;
+ im->gdes[im->gdes_c - 1].col.green = 0.0;
+ im->gdes[im->gdes_c - 1].col.blue = 0.0;
+ im->gdes[im->gdes_c - 1].col.alpha = 0.0;
im->gdes[im->gdes_c - 1].legend[0] = '\0';
im->gdes[im->gdes_c - 1].format[0] = '\0';
im->gdes[im->gdes_c - 1].strftm = 0;
image_desc_t im;
rrd_graph_init(&im);
+
+ /* a dummy surface so that we can measure text sizes for placements */
+ im.surface = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, 10, 10);
+ im.cr = cairo_create(im.surface);
+
+
+ /* not currently using this ... */
im.graphhandle = stream;
rrd_graph_options(argc, argv, &im);
}
sprintf((*prdata)[0], im.imginfo, filename,
- (long) (im.canvas->zoom * im.ximg),
- (long) (im.canvas->zoom * im.yimg));
+ (long) (im.zoom * im.ximg), (long) (im.zoom * im.yimg));
}
im_free(&im);
return 0;
}
void rrd_graph_init(
- image_desc_t * im)
+ image_desc_t *im)
{
unsigned int i;
im->forceleftspace = 0;
im->symbol = ' ';
im->viewfactor = 1.0;
+ im->imgformat = IF_PNG;
+ im->cr = NULL;
+ im->surface = NULL;
im->extra_flags = 0;
im->rigid = 0;
im->gridfit = 1;
im->prt_c = 0;
im->gdes_c = 0;
im->gdes = NULL;
- im->canvas = gfx_new_canvas();
im->grid_dash_on = 1;
im->grid_dash_off = 1;
im->tabwidth = 40.0;
+ im->zoom = 1;
+ im->font_options = cairo_font_options_create();
+ im->graph_antialias = CAIRO_ANTIALIAS_GRAY;
+
+ cairo_font_options_set_hint_style(im->font_options,
+ CAIRO_HINT_STYLE_FULL);
+ cairo_font_options_set_hint_metrics(im->font_options,
+ CAIRO_HINT_METRICS_ON);
+ cairo_font_options_set_antialias(im->font_options, CAIRO_ANTIALIAS_GRAY);
+
for (i = 0; i < DIM(graph_col); i++)
im->graph_col[i] = graph_col[i];
void rrd_graph_options(
int argc,
char *argv[],
- image_desc_t * im)
+ image_desc_t *im)
{
int stroff;
char *parsetime_error = NULL;
time_t start_tmp = 0, end_tmp = 0;
long long_tmp;
struct rrd_time_value start_tv, end_tv;
- gfx_color_t color;
+ long unsigned int color;
optind = 0;
opterr = 0; /* initialize getopt */
{"vertical-label", required_argument, 0, 'v'},
{"width", required_argument, 0, 'w'},
{"height", required_argument, 0, 'h'},
+ {"full-size-mode", no_argument, 0, 'D'},
{"interlaced", no_argument, 0, 'i'},
{"upper-limit", required_argument, 0, 'u'},
{"lower-limit", required_argument, 0, 'l'},
{"step", required_argument, 0, 'S'},
{"tabwidth", required_argument, 0, 'T'},
{"font-render-mode", required_argument, 0, 'R'},
+ {"graph-render-mode", required_argument, 0, 'G'},
{"font-smoothing-threshold", required_argument, 0, 'B'},
{"watermark", required_argument, 0, 'W'},
{"alt-y-mrtg", no_argument, 0, 1000}, /* this has no effect it is just here to save old apps from crashing when they use it */
int col_start, col_end;
opt = getopt_long(argc, argv,
- "s:e:x:y:v:w:h:iu:l:rb:oc:n:m:t:f:a:I:zgjFYAMEX:L:S:T:NR:B:W:",
+ "s:e:x:y:v:w:h:D:iu:l:rb:oc:n:m:t:f:a:I:zgjFYAMEX:L:S:T:NR:B:W:",
long_options, &option_index);
if (opt == EOF)
}
im->ysize = long_tmp;
break;
+ case 'D':
+ im->extra_flags |= FULL_SIZE_MODE;
+ break;
case 'i':
- im->canvas->interlaced = 1;
+ /* interlaced png not supported at the moment */
break;
case 'r':
im->rigid = 1;
im->imginfo = optarg;
break;
case 'a':
- if ((int) (im->canvas->imgformat = if_conv(optarg)) == -1) {
+ if ((int) (im->imgformat = if_conv(optarg)) == -1) {
rrd_set_error("unsupported graphics format '%s'", optarg);
return;
}
return;
}
if ((ci = grc_conv(col_nam)) != -1) {
- im->graph_col[ci] = color;
+ im->graph_col[ci] = gfx_hex_to_col(color);
} else {
rrd_set_error("invalid color name '%s'", col_nam);
return;
break;
}
case 'm':
- im->canvas->zoom = atof(optarg);
- if (im->canvas->zoom <= 0.0) {
+ im->zoom = atof(optarg);
+ if (im->zoom <= 0.0) {
rrd_set_error("zoom factor must be > 0");
return;
}
break;
case 'R':
+ if (strcmp(optarg, "normal") == 0) {
+ cairo_font_options_set_antialias(im->font_options,
+ CAIRO_ANTIALIAS_GRAY);
+ cairo_font_options_set_hint_style(im->font_options,
+ CAIRO_HINT_STYLE_FULL);
+ } else if (strcmp(optarg, "light") == 0) {
+ cairo_font_options_set_antialias(im->font_options,
+ CAIRO_ANTIALIAS_GRAY);
+ cairo_font_options_set_hint_style(im->font_options,
+ CAIRO_HINT_STYLE_SLIGHT);
+ } else if (strcmp(optarg, "mono") == 0) {
+ cairo_font_options_set_antialias(im->font_options,
+ CAIRO_ANTIALIAS_NONE);
+ cairo_font_options_set_hint_style(im->font_options,
+ CAIRO_HINT_STYLE_FULL);
+ } else {
+ rrd_set_error("unknown font-render-mode '%s'", optarg);
+ return;
+ }
+ break;
+ case 'G':
if (strcmp(optarg, "normal") == 0)
- im->canvas->aa_type = AA_NORMAL;
- else if (strcmp(optarg, "light") == 0)
- im->canvas->aa_type = AA_LIGHT;
+ im->graph_antialias = CAIRO_ANTIALIAS_GRAY;
else if (strcmp(optarg, "mono") == 0)
- im->canvas->aa_type = AA_NONE;
+ im->graph_antialias = CAIRO_ANTIALIAS_NONE;
else {
- rrd_set_error("unknown font-render-mode '%s'", optarg);
+ rrd_set_error("unknown graph-render-mode '%s'", optarg);
return;
}
break;
-
case 'B':
- im->canvas->font_aa_threshold = atof(optarg);
+ /* not supported curently */
break;
case 'W':
}
int rrd_graph_color(
- image_desc_t * im,
+ image_desc_t *im,
char *var,
char *err,
int optional)
} else {
int n = 0;
char *rest;
- gfx_color_t col;
+ long unsigned int col;
rest = strstr(color, ":");
if (rest != NULL)
}
if (rrd_test_error())
return 0;
- gdp->col = col;
+ gdp->col = gfx_hex_to_col(col);
return n;
}
}
projects / rrdtool.git / blobdiff