diff options
| author | Marian Gasparovic <[email protected]> | 2018-02-04 18:36:36 +0100 |
|---|---|---|
| committer | raveit65 <[email protected]> | 2018-02-04 19:15:28 +0100 |
| commit | e6d55cba85fc49b3dfac8150c397540bda369847 (patch) | |
| tree | de6d8272b079641679b718258d4be7d9adc1594d /multiload/load-graph.c | |
| parent | 560c27fb0638d41fe39ad0e0719dd6153b17eea0 (diff) | |
| download | mate-applets-e6d55cba85fc49b3dfac8150c397540bda369847.tar.bz2 mate-applets-e6d55cba85fc49b3dfac8150c397540bda369847.tar.xz | |
Scaling network graph using thresholds defined by user
Diffstat (limited to 'multiload/load-graph.c')
| -rw-r--r-- | multiload/load-graph.c | 88 |
1 files changed, 86 insertions, 2 deletions
diff --git a/multiload/load-graph.c b/multiload/load-graph.c index e3d0c12c..5eb90e8f 100644 --- a/multiload/load-graph.c +++ b/multiload/load-graph.c @@ -66,8 +66,8 @@ load_graph_draw (LoadGraph *g) cairo_set_line_cap (cr, CAIRO_LINE_CAP_ROUND); cairo_set_line_join (cr, CAIRO_LINE_JOIN_ROUND); - /* all graphs except Load go this path */ - if (g->id != 4) + /* all graphs except Load and Net go this path */ + if (g->id != 4 && g->id != 2) { for (i = 0; i < g->draw_width; i++) g->pos [i] = g->draw_height - 1; @@ -87,7 +87,91 @@ load_graph_draw (LoadGraph *g) } cairo_stroke (cr); } + } + /* This is for network graph */ + else if (g->id == 2) + { + guint maxnet = 1; + gint segments = 1; + gint combined = 0; + for (i = 0; i < g->draw_width; i++) + { + g->pos [i] = g->draw_height - 1; + combined = 0; + combined += g->data[i][0]; + combined += g->data[i][1]; + combined += g->data[i][2]; + if (combined > maxnet) + maxnet = combined; + } + //printf("max = %d ", maxnet); + guint level = 0; + GdkRGBA grid_color; + if (maxnet > g->net_threshold3) { + g->net_threshold = g->net_threshold3; + level = 3; + } + else + if (maxnet > g->net_threshold2) { + g->net_threshold = g->net_threshold2; + level = 2; + } + else { + g->net_threshold = g->net_threshold1; + level = 1; + if (maxnet < g->net_threshold1) + level = 0; + } + + //printf("level %d maxnet = %d ", level, maxnet); + maxnet = maxnet/g->net_threshold; + segments = MAX (maxnet+1,1); + float ratio = (float)g->draw_height/g->net_threshold/segments; + //printf("segments %d ratio = %f t1=%ld t2=%ld t3=%ld t=%ld\n", segments, ratio, g->net_threshold1, g->net_threshold2, g->net_threshold3, g->net_threshold); + + for (j = 0; j < g->n-1; j++) + { + gdk_cairo_set_source_rgba (cr, &(g->colors [j])); + + for (i = 0; i < g->draw_width; i++) + { + cairo_move_to (cr, g->draw_width - i - 0.5, g->pos[i] + 0.5); + cairo_line_to (cr, g->draw_width - i - 0.5, g->pos[i] - 0.5 - ((g->data [i][j] * ratio))); + g->pos [i] -= ((g->data [i][j] * ratio)); + } + cairo_stroke (cr); + } + + for (j = g->n-1; j < g->n; j++) + { + gdk_cairo_set_source_rgba (cr, &(g->colors [j])); + for (i = 0; i < g->draw_width; i++) + { + cairo_move_to (cr, g->draw_width - i - 0.5, g->pos[i] + 0.5); + cairo_line_to (cr, g->draw_width - i - 0.5, 0.5); + } + cairo_stroke (cr); + } + /* draw grid lines if needed */ + gdk_cairo_set_source_rgba (cr, &(g->colors [4])); + double spacing = 0; + for (k = 0; k < segments -1; k++) + { + spacing = ((double) g->draw_height/segments) * (k+1); + cairo_move_to (cr, 0.5, spacing); + cairo_line_to (cr, g->draw_width-0.5, spacing); + } + cairo_stroke (cr); + /* draw indicator if needed */ + if (level > 0) + { + gdk_cairo_set_source_rgba (cr, &(g->colors [5])); + for (k = 0; k< level; k++ ) + cairo_rectangle(cr, 0.5, (k*2) * g->draw_height/5, 5, g->draw_height/5); + cairo_fill(cr); + } + cairo_stroke (cr); } /* this is Load graph */ else |