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https://github.com/awesomeWM/awesome
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78 lines
2.3 KiB
C
78 lines
2.3 KiB
C
/*
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* font.c - font functions
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*
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* Copyright © 2007-2009 Julien Danjou <julien@danjou.info>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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*/
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#include <cairo/cairo-xcb.h>
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#include <pango/pangocairo.h>
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#include "font.h"
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#include "screen.h"
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#include "globalconf.h"
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#include "common/xutil.h"
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/** Create a new Pango font.
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* \param fontname Pango fontname (e.g. [FAMILY-LIST] [STYLE-OPTIONS] [SIZE]).
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* \return A new font.
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*/
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font_t *
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font_new(const char *fontname)
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{
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cairo_surface_t *surface;
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cairo_t *cr;
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PangoLayout *layout;
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font_t *font = p_new(font_t, 1);
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/* Create a dummy cairo surface, cairo context and pango layout in
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* order to get font informations */
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surface = cairo_xcb_surface_create(globalconf.connection,
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globalconf.default_screen,
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globalconf.screens.tab[0].visual, 1, 1);
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cr = cairo_create(surface);
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layout = pango_cairo_create_layout(cr);
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/* Get the font description used to set text on a PangoLayout */
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font->desc = pango_font_description_from_string(fontname);
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pango_layout_set_font_description(layout, font->desc);
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/* Get height */
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pango_layout_get_pixel_size(layout, NULL, &font->height);
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g_object_unref(layout);
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cairo_destroy(cr);
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cairo_surface_destroy(surface);
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return font;
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}
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/** Delete a font.
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* \param font Font to delete.
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*/
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void
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font_delete(font_t **font)
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{
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if(*font)
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{
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pango_font_description_free((*font)->desc);
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p_delete(font);
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}
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}
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// vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80
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