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| author | Mathias Hasselmann <mathias.hasselmann@gmx.de> | 2007-05-01 23:05:49 +0000 |
|---|---|---|
| committer | Behdad Esfahbod <behdad@src.gnome.org> | 2007-05-01 23:05:49 +0000 |
| commit | ee333c943f9e364a1ebcf1ac3f575f1580f5f517 (patch) | |
| tree | 4fc98e16048ffe585683b7b1239635dfb258b691 /pango-view/viewer-render.c | |
| parent | ebe21a716da15b471519b6000cfcb962141139b4 (diff) | |
| download | pango-ee333c943f9e364a1ebcf1ac3f575f1580f5f517.tar.gz | |
Add option for testing text alignment.
2007-04-28 Mathias Hasselmann <mathias.hasselmann@gmx.de>
* pango-view/viewer-render.c (make_layout), (parse_alignment),
(parse_options): Add option for testing text alignment.
svn path=/trunk/; revision=2241
Diffstat (limited to 'pango-view/viewer-render.c')
| -rw-r--r-- | pango-view/viewer-render.c | 28 |
1 files changed, 24 insertions, 4 deletions
diff --git a/pango-view/viewer-render.c b/pango-view/viewer-render.c index ed79359a..4280e227 100644 --- a/pango-view/viewer-render.c +++ b/pango-view/viewer-render.c @@ -55,6 +55,7 @@ gboolean opt_waterfall = FALSE; int opt_width = -1; int opt_indent = 0; int opt_runs = 1; +PangoAlignment opt_align = PANGO_ALIGN_LEFT; PangoEllipsizeMode opt_ellipsize = PANGO_ELLIPSIZE_NONE; PangoGravity opt_gravity = PANGO_GRAVITY_SOUTH; PangoGravityHint opt_gravity_hint = PANGO_GRAVITY_HINT_NATURAL; @@ -100,7 +101,7 @@ make_layout(PangoContext *context, double size) { static PangoFontDescription *font_description; - PangoDirection base_dir; + PangoAlignment align; PangoLayout *layout; layout = pango_layout_new (context); @@ -125,9 +126,16 @@ make_layout(PangoContext *context, if (opt_indent != 0) pango_layout_set_indent (layout, (opt_indent * opt_dpi * PANGO_SCALE + 36) / 72); - base_dir = pango_context_get_base_dir (context); - pango_layout_set_alignment (layout, - base_dir == PANGO_DIRECTION_LTR ? PANGO_ALIGN_LEFT : PANGO_ALIGN_RIGHT); + align = opt_align; + if (align != PANGO_ALIGN_CENTER && + pango_context_get_base_dir (context) != PANGO_DIRECTION_LTR) { + /* pango reverses left and right if base dir ir rtl. so we should + * reverse to cancel that. unfortunately it also does that for + * rtl paragraphs, so we cannot really get left/right. all we get + * is default/other-side. */ + align = PANGO_ALIGN_LEFT + PANGO_ALIGN_RIGHT - align; + } + pango_layout_set_alignment (layout, align); pango_layout_set_font_description (layout, font_description); @@ -367,6 +375,16 @@ parse_enum (GType type, } static gboolean +parse_align (const char *name, + const char *arg, + gpointer data, + GError **error) +{ + return parse_enum (PANGO_TYPE_ALIGNMENT, &opt_align, + name, arg, data, error); +} + +static gboolean parse_ellipsis (const char *name, const char *arg, gpointer data, @@ -549,6 +567,8 @@ parse_options (int argc, char *argv[]) "Do not display (just write to file or whatever)", NULL}, {"dpi", 0, 0, G_OPTION_ARG_INT, &opt_dpi, "Set the resolution", "number"}, + {"align", 0, 0, G_OPTION_ARG_CALLBACK, &parse_align, + "Text alignment", "left/center/right"}, {"ellipsize", 0, 0, G_OPTION_ARG_CALLBACK, &parse_ellipsis, "Ellipsization mode", "start/middle/end"}, {"font", 0, 0, G_OPTION_ARG_STRING, &opt_font, |