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sysprof: Render label outside rect if it doesn't fit

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This allows reading the mark name even when it is too small to fit any
text.
This commit is contained in:
Georges Basile Stavracas Neto
2024-08-07 13:36:41 -03:00
parent aa15d5f49f
commit 43dd3f5062
1 changed files with 28 additions and 3 deletions
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31
src/sysprof/sysprof-time-span-layer.c
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@ -216,12 +216,28 @@ sysprof_time_span_layer_snapshot (GtkWidget *widget,
gtk_snapshot_append_color (snapshot, color, &rect);
}
if (rect.size.width > 20)
if (label != NULL)
{
gboolean rect_fits_text;
int right_empty_space;
int label_width;
if (label != NULL)
pango_layout_set_text (layout, label, -1);
pango_layout_set_alignment (layout, PANGO_ALIGN_LEFT);
pango_layout_get_pixel_size (layout, &label_width, NULL);
/* If it fits 75% of the text inside the rect, it's enough and
* won't look too busy.
*/
rect_fits_text = ((rect.size.width - 6) / (float) label_width) > 0.75;
right_empty_space = width - (rect.origin.x + rect.size.width) - 6;
/* Draw inside the rect if the label fits, or if there's not more
* space outside the rect.
*/
if (rect_fits_text || (rect.size.width - 6) > right_empty_space)
{
pango_layout_set_text (layout, label, -1);
pango_layout_set_width (layout, (rect.size.width - 6) * PANGO_SCALE);
gtk_snapshot_save (snapshot);
@ -229,6 +245,15 @@ sysprof_time_span_layer_snapshot (GtkWidget *widget,
gtk_snapshot_append_layout (snapshot, layout, label_color);
gtk_snapshot_restore (snapshot);
}
else if (n_values == 1 && right_empty_space > 20)
{
pango_layout_set_width (layout, right_empty_space * PANGO_SCALE);
gtk_snapshot_save (snapshot);
gtk_snapshot_translate (snapshot, &GRAPHENE_POINT_INIT (rect.origin.x + rect.size.width + 3, layout_y));
gtk_snapshot_append_layout (snapshot, layout, label_color);
gtk_snapshot_restore (snapshot);
}
}
}
}