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| author | Artem Rebrov <artem.rebrov@devexpress.com> | 2021-07-08 19:21:37 +0300 |
|---|---|---|
| committer | Artem Rebrov <artem.rebrov@devexpress.com> | 2021-07-08 19:21:37 +0300 |
| commit | 2690612cf3acb19449bc0fc98e9cc66a1f83849c (patch) | |
| tree | dad8f5533255757436bec8be9447a0eca6f77591 /pango/pango-layout.c | |
| parent | f3aec778e817f685498e949663c67b72f27e0308 (diff) | |
| download | pango-2690612cf3acb19449bc0fc98e9cc66a1f83849c.tar.gz | |
layout: make the height of an empty line match a regular line
When using line-spacing, the height of an empty line is the same as when line-spacing has zero value.
Take the value from font metrics.
Diffstat (limited to 'pango/pango-layout.c')
| -rw-r--r-- | pango/pango-layout.c | 30 |
1 files changed, 17 insertions, 13 deletions
diff --git a/pango/pango-layout.c b/pango/pango-layout.c index 0227f819..87d2a2a9 100644 --- a/pango/pango-layout.c +++ b/pango/pango-layout.c @@ -176,9 +176,10 @@ static PangoLayoutLine* _pango_layout_iter_get_line (PangoLayoutIter *iter); static void pango_layout_get_item_properties (PangoItem *item, ItemProperties *properties); -static void pango_layout_get_empty_extents_at_index (PangoLayout *layout, +static void pango_layout_get_empty_extents_and_height_at_index (PangoLayout *layout, int index, - PangoRectangle *logical_rect); + PangoRectangle *logical_rect, + int *height); static void pango_layout_finalize (GObject *object); @@ -4330,8 +4331,9 @@ pango_layout_check_lines (PangoLayout *layout) if (layout->height >= 0) { PangoRectangle logical; - pango_layout_get_empty_extents_at_index (layout, 0, &logical); - state.line_height = logical.height; + int height; + pango_layout_get_empty_extents_and_height_at_index (layout, 0, &logical, &height); + state.line_height = layout->line_spacing == 0.0 ? logical.height : layout->line_spacing * height; } do @@ -4879,9 +4881,10 @@ pango_layout_line_get_x_ranges (PangoLayoutLine *line, } static void -pango_layout_get_empty_extents_at_index (PangoLayout *layout, - int index, - PangoRectangle *logical_rect) +pango_layout_get_empty_extents_and_height_at_index (PangoLayout *layout, + int index, + PangoRectangle *logical_rect, + int *height) { if (logical_rect) { @@ -4945,6 +4948,8 @@ pango_layout_get_empty_extents_at_index (PangoLayout *layout, { logical_rect->y = - pango_font_metrics_get_ascent (metrics); logical_rect->height = - logical_rect->y + pango_font_metrics_get_descent (metrics); + if (height) + *height = pango_font_metrics_get_height (metrics); pango_font_metrics_unref (metrics); } @@ -4970,10 +4975,11 @@ pango_layout_get_empty_extents_at_index (PangoLayout *layout, } static void -pango_layout_line_get_empty_extents (PangoLayoutLine *line, - PangoRectangle *logical_rect) +pango_layout_line_get_empty_extents_and_height (PangoLayoutLine *line, + PangoRectangle *logical_rect, + int *height) { - pango_layout_get_empty_extents_at_index (line->layout, line->start_index, logical_rect); + pango_layout_get_empty_extents_and_height_at_index (line->layout, line->start_index, logical_rect, height); } static void @@ -5224,9 +5230,7 @@ pango_layout_line_get_extents_and_height (PangoLayoutLine *line, PangoRectangle r, *rect; rect = logical_rect ? logical_rect : &r; - pango_layout_line_get_empty_extents (line, rect); - if (height) - *height = rect->height; + pango_layout_line_get_empty_extents_and_height (line, rect, height); } if (caching) |