82 lines
2.5 KiB
C
82 lines
2.5 KiB
C
/* PIKA - Photo and Image Kooker Application
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* a rebranding of The GNU Image Manipulation Program (created with heckimp)
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* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
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*
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* Original copyright, applying to most contents (license remains unchanged):
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* PikaText
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* Copyright (C) 2002-2003 Sven Neumann <sven@gimp.org>
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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 3 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
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <pango/pangocairo.h>
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#include "text-types.h"
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#include "pikatextlayout.h"
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#include "pikatextlayout-render.h"
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void
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pika_text_layout_render (PikaTextLayout *layout,
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cairo_t *cr,
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PikaTextDirection base_dir,
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gboolean path)
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{
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PangoLayout *pango_layout;
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cairo_matrix_t trafo;
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gint x, y;
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gint width, height;
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g_return_if_fail (PIKA_IS_TEXT_LAYOUT (layout));
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g_return_if_fail (cr != NULL);
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cairo_save (cr);
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pika_text_layout_get_offsets (layout, &x, &y);
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cairo_translate (cr, x, y);
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pika_text_layout_get_transform (layout, &trafo);
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cairo_transform (cr, &trafo);
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if (base_dir == PIKA_TEXT_DIRECTION_TTB_RTL ||
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base_dir == PIKA_TEXT_DIRECTION_TTB_RTL_UPRIGHT)
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{
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pika_text_layout_get_size (layout, &width, &height);
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cairo_translate (cr, width, 0);
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cairo_rotate (cr, G_PI_2);
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}
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if (base_dir == PIKA_TEXT_DIRECTION_TTB_LTR ||
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base_dir == PIKA_TEXT_DIRECTION_TTB_LTR_UPRIGHT)
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{
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pika_text_layout_get_size (layout, &width, &height);
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cairo_translate (cr, 0, height);
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cairo_rotate (cr, -G_PI_2);
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}
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pango_layout = pika_text_layout_get_pango_layout (layout);
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if (path)
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pango_cairo_layout_path (cr, pango_layout);
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else
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pango_cairo_show_layout (cr, pango_layout);
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cairo_restore (cr);
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}
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