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191 lines
4.7 KiB
C
191 lines
4.7 KiB
C
/*
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* mks-screen-attributes.c
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*
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* Copyright 2023 Christian Hergert <chergert@redhat.com>
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*
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* This library is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as
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* published by the Free Software Foundation; either version 2.1 of the
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* License, or (at your option) any later version.
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*
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* This library 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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* Lesser 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 <http://www.gnu.org/licenses/>.
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*
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* SPDX-License-Identifier: LGPL-2.1-or-later
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*/
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#include "config.h"
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#include "mks-screen-attributes-private.h"
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/**
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* MksScreenAttributes:
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*
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* Screen attributes.
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*
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* The attributes are used to reconfigure the QEMU instance with
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* [method@Mks.Screen.configure] or [method@Mks.Screen.configure_sync].
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*/
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G_DEFINE_BOXED_TYPE (MksScreenAttributes,
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mks_screen_attributes,
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mks_screen_attributes_copy,
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mks_screen_attributes_free)
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/**
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* mks_screen_attributes_new:
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*
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* Creates a new #MksScreenAttributes.
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*
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* Returns: (transfer full): A newly created #MksScreenAttributes
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*/
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MksScreenAttributes *
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mks_screen_attributes_new (void)
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{
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return g_new0 (MksScreenAttributes, 1);
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}
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/**
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* mks_screen_attributes_copy:
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* @self: (nullable): a #MksScreenAttributes
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*
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* Makes a deep copy of a #MksScreenAttributes.
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*
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* Returns: (transfer full): A newly created #MksScreenAttributes with the same
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* contents as @self. If @self is %NULL, %NULL is returned.
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*/
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MksScreenAttributes *
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mks_screen_attributes_copy (MksScreenAttributes *self)
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{
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if (self == NULL)
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return NULL;
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return g_memdup2 (self, sizeof *self);
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}
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/**
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* mks_screen_attributes_free:
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* @self: a #MksScreenAttributes
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*
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* Frees a #MksScreenAttributes.
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*
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* Allocated using [ctor@Mks.ScreenAttributes.new]
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* or [method@Mks.ScreenAttributes.copy].
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*/
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void
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mks_screen_attributes_free (MksScreenAttributes *self)
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{
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g_free (self);
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}
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/**
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* mks_screen_attributes_equal:
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* @self: a #MksScreenAttributes
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* @other: a #MksScreenAttributes
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*
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* Returns `true` if the two attributes are equal, `false` otherwise.
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*/
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gboolean
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mks_screen_attributes_equal (MksScreenAttributes *self,
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MksScreenAttributes *other)
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{
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if (self == NULL || other == NULL)
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return FALSE;
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return (self->width == other->width &&
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self->height == other->height &&
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self->x_offset == other->x_offset &&
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self->y_offset == other->y_offset &&
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self->width_mm == other->width_mm &&
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self->height_mm == other->height_mm);
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}
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/**
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* mks_screen_attributes_set_width_mm:
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* @self: A MksScreenAttributes.
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* @width_mm: The screen width.
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*
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* Set the screen width in millimeters.
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*/
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void
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mks_screen_attributes_set_width_mm (MksScreenAttributes *self,
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guint16 width_mm)
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{
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self->width_mm = width_mm;
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}
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/**
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* mks_screen_attributes_set_height_mm:
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* @self: A MksScreenAttributes.
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* @height_mm: The screen height.
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*
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* Set the screen height in millimeters.
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*/
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void
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mks_screen_attributes_set_height_mm (MksScreenAttributes *self,
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guint16 height_mm)
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{
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self->height_mm = height_mm;
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}
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/**
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* mks_screen_attributes_set_x_offset:
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* @self: A MksScreenAttributes.
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* @x_offset: The screen's horizontal offset.
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*
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* Set the screen's horizontal offset in pixels.
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*/
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void
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mks_screen_attributes_set_x_offset (MksScreenAttributes *self,
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int x_offset)
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{
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self->x_offset = x_offset;
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}
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/**
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* mks_screen_attributes_set_y_offset:
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* @self: A MksScreenAttributes.
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* @y_offset: The screen's vertical offset.
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*
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* Set the screen's vertical offset in pixels.
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*/
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void
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mks_screen_attributes_set_y_offset (MksScreenAttributes *self,
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int y_offset)
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{
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self->y_offset = y_offset;
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}
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/**
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* mks_screen_attributes_set_width:
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* @self: A MksScreenAttributes.
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* @width: The screen width.
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*
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* Set the screen width in pixels.
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*/
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void
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mks_screen_attributes_set_width (MksScreenAttributes *self,
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guint width)
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{
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self->width = width;
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}
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/**
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* mks_screen_attributes_set_height:
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* @self: A MksScreenAttributes.
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* @height: The screen height.
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*
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* Set the screen height in pixels.
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*/
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void
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mks_screen_attributes_set_height (MksScreenAttributes *self,
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guint height)
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{
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self->height = height;
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}
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