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patch 8.0.1038: strike-through text not supported

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Problem:    Strike-through text not supported.
Solution:   Add support for the "strikethrough" attribute. (Christian
            Brabandt, Ken Takata)
This commit is contained in:
Bram Moolenaar
2017-09-02 18:33:56 +02:00
parent da22b8cc8b
commit cf4b00c856
18 changed files with 107 additions and 20 deletions
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39
src/gui_gtk_x11.c
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@@ -5908,6 +5908,27 @@ draw_under(int flags, int row, int col, int cells)
#endif
}
/* Draw a strikethrough line */
if (flags & DRAW_STRIKE)
{
#if GTK_CHECK_VERSION(3,0,0)
cairo_set_line_width(cr, 1.0);
cairo_set_line_cap(cr, CAIRO_LINE_CAP_BUTT);
cairo_set_source_rgba(cr,
gui.spcolor->red, gui.spcolor->green, gui.spcolor->blue,
gui.spcolor->alpha);
cairo_move_to(cr, FILL_X(col), y + 1 - gui.char_height/2 + 0.5);
cairo_line_to(cr, FILL_X(col + cells), y + 1 - gui.char_height/2 + 0.5);
cairo_stroke(cr);
#else
gdk_gc_set_foreground(gui.text_gc, gui.spcolor);
gdk_draw_line(gui.drawarea->window, gui.text_gc,
FILL_X(col), y + 1 - gui.char_height/2,
FILL_X(col + cells), y + 1 - gui.char_height/2);
gdk_gc_set_foreground(gui.text_gc, gui.fgcolor);
#endif
}
/* Underline: draw a line at the bottom of the character cell. */
if (flags & DRAW_UNDERL)
{
@@ -5916,16 +5937,14 @@ draw_under(int flags, int row, int col, int cells)
if (p_linespace > 1)
y -= p_linespace - 1;
#if GTK_CHECK_VERSION(3,0,0)
{
cairo_set_line_width(cr, 1.0);
cairo_set_line_cap(cr, CAIRO_LINE_CAP_BUTT);
cairo_set_source_rgba(cr,
gui.fgcolor->red, gui.fgcolor->green, gui.fgcolor->blue,
gui.fgcolor->alpha);
cairo_move_to(cr, FILL_X(col), y + 0.5);
cairo_line_to(cr, FILL_X(col + cells), y + 0.5);
cairo_stroke(cr);
}
cairo_set_line_width(cr, 1.0);
cairo_set_line_cap(cr, CAIRO_LINE_CAP_BUTT);
cairo_set_source_rgba(cr,
gui.fgcolor->red, gui.fgcolor->green, gui.fgcolor->blue,
gui.fgcolor->alpha);
cairo_move_to(cr, FILL_X(col), y + 0.5);
cairo_line_to(cr, FILL_X(col + cells), y + 0.5);
cairo_stroke(cr);
#else
gdk_draw_line(gui.drawarea->window, gui.text_gc,
FILL_X(col), y,