fix rendering of the color spots especially when proportional fonts are in use.

[rrdtool-all.git] / program / src / rrd_graph.c

diff --git a/program/src/rrd_graph.c b/program/src/rrd_graph.c
index b01bd3a365c2d35547cd0fb731fa174371696634..2fae2583de02cfda0e96f5edeafac79a4dbfc292 100644 (file)
--- a/program/src/rrd_graph.c
+++ b/program/src/rrd_graph.c
@@ -1,5 +1,5 @@
 /****************************************************************************
- * RRDtool 1.2.1  Copyright by Tobi Oetiker, 1997-2005
+ * RRDtool 1.2.4  Copyright by Tobi Oetiker, 1997-2005
  ****************************************************************************
  * rrd__graph.c  produce graphs from data in rrdfiles
  ****************************************************************************/
@@ -1582,14 +1582,14 @@ calc_horizontal_grid(image_desc_t   *im)
        else {
            for(i=0;ylab[i].grid > 0;i++){
                pixel = im->ysize / (scaledrange / ylab[i].grid);
-               if (pixel > 5) {
+               if (pixel > 7) {
                    gridind = i;
                    break;
                }
            }
            
            for(i=0; i<4;i++) {
-              if (pixel * ylab[gridind].lfac[i] >=  2 * im->text_prop[TEXT_PROP_AXIS].size) {
+              if (pixel * ylab[gridind].lfac[i] >=  2.5 * im->text_prop[TEXT_PROP_AXIS].size) {
                  im->ygrid_scale.labfact =  ylab[gridind].lfac[i];
                  break;
               }                          
@@ -1942,7 +1942,7 @@ grid_paint(image_desc_t   *im)
 
     /* yaxis unit description */
     gfx_new_text( im->canvas,
-                  12, (im->yorigin - im->ysize/2),
+                  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, 
@@ -1961,9 +1961,9 @@ grid_paint(image_desc_t   *im)
     /* rrdtool 'logo' */
     gfx_new_text( im->canvas,
                  im->ximg-7, 7,
-                 0xbfbfbfff,
+                 ( im->graph_col[GRC_FONT] & 0xffffff00 ) | 0x00000044,
                  im->text_prop[TEXT_PROP_AXIS].font,
-                 5, im->tabwidth, 270,
+                 5.5, im->tabwidth, 270,
                  GFX_H_RIGHT, GFX_V_TOP,
                  "RRDTOOL / TOBI OETIKER");
     
@@ -1987,30 +1987,38 @@ grid_paint(image_desc_t   *im)
                     if (          im->gdes[i].gf != GF_PRINT &&
                                   im->gdes[i].gf != GF_GPRINT &&
                                    im->gdes[i].gf != GF_COMMENT) {
-                            int boxH, boxV;
+                            int boxL, boxH, boxV;
                             
-                            boxH = gfx_get_text_width(im->canvas, 0,
+                            boxL = gfx_get_text_width(im->canvas, 0,
                                                       im->text_prop[TEXT_PROP_LEGEND].font,
                                                       im->text_prop[TEXT_PROP_LEGEND].size,
-                                                      im->tabwidth,"M", 0)*1.2;
-                            boxV = boxH;
+                                                      im->tabwidth,"oo", 0);
+                           boxH = boxL / 1.9;
+                            boxV = boxH+1;
                             
                             /* make sure transparent colors show up all the same */
+                            node = gfx_new_area(im->canvas,
+                                                X0-1,Y0-boxV,
+                                                X0-1,Y0+1,
+                                                X0+boxL+0.5,Y0+1,
+                                                im->graph_col[GRC_BACK]);
+                            gfx_add_point ( node, X0+boxL+0.5, Y0-boxV );
                            node = gfx_new_area(im->canvas,
-                                                X0,Y0-boxV,
-                                                X0,Y0,
+                                                X0-1,Y0-boxV,
+                                                X0-1,Y0,
                                                 X0+boxH,Y0,
                                                 im->graph_col[GRC_CANVAS]);
                             gfx_add_point ( node, X0+boxH, Y0-boxV );
 
                             node = gfx_new_area(im->canvas,
-                                                X0,Y0-boxV,
-                                                X0,Y0,
+                                                X0-1,Y0-boxV,
+                                                X0-1,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,
+                                                X0-1,Y0-boxV,
+                                                X0-1,Y0,
                                                 1,im->graph_col[GRC_FONT]);
                             gfx_add_point(node,X0+boxH,Y0);
                             gfx_add_point(node,X0+boxH,Y0-boxV);
@@ -2180,7 +2188,7 @@ graph_size_location(image_desc_t *im, int elements
                        im->text_prop[TEXT_PROP_AXIS].font,
                        im->text_prop[TEXT_PROP_AXIS].size,
                        im->tabwidth,
-                       "0", 0) * im->unitslength + Xspacing;
+                       "0", 0) * im->unitslength;
        }
     }