mirror of https://gitee.com/openkylin/atril.git
98 lines
2.3 KiB
C
98 lines
2.3 KiB
C
/* this file is part of atril, a mate document viewer
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*
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* Copyright (C) 2005 Jonathan Blandford <jrb@gnome.org>
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*
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* Atril is free software; you can redistribute it and/or modify it
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* 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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* Atril is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* 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, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include <config.h>
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#include "ev-render-context.h"
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G_DEFINE_TYPE (EvRenderContext, ev_render_context, G_TYPE_OBJECT);
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static void ev_render_context_init (EvRenderContext *rc) { /* Do Nothing */ }
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static void
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ev_render_context_dispose (GObject *object)
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{
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EvRenderContext *rc;
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rc = (EvRenderContext *) object;
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if (rc->page) {
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g_object_unref (rc->page);
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rc->page = NULL;
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}
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(* G_OBJECT_CLASS (ev_render_context_parent_class)->dispose) (object);
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}
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static void
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ev_render_context_class_init (EvRenderContextClass *class)
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{
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GObjectClass *oclass;
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oclass = G_OBJECT_CLASS (class);
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oclass->dispose = ev_render_context_dispose;
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}
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EvRenderContext *
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ev_render_context_new (EvPage *page,
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gint rotation,
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gdouble scale)
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{
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EvRenderContext *rc;
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rc = (EvRenderContext *) g_object_new (EV_TYPE_RENDER_CONTEXT, NULL);
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rc->page = page ? g_object_ref (page) : NULL;
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rc->rotation = rotation;
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rc->scale = scale;
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return rc;
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}
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void
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ev_render_context_set_page (EvRenderContext *rc,
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EvPage *page)
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{
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g_return_if_fail (rc != NULL);
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g_return_if_fail (EV_IS_PAGE (page));
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if (rc->page)
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g_object_unref (rc->page);
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rc->page = g_object_ref (page);
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}
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void
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ev_render_context_set_rotation (EvRenderContext *rc,
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int rotation)
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{
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g_return_if_fail (rc != NULL);
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rc->rotation = rotation;
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}
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void
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ev_render_context_set_scale (EvRenderContext *rc,
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gdouble scale)
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{
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g_return_if_fail (rc != NULL);
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rc->scale = scale;
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}
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