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Diffstat (limited to 'src/backends/meta-pointer-constraint.c')
| -rw-r--r-- | src/backends/meta-pointer-constraint.c | 146 |
1 files changed, 0 insertions, 146 deletions
diff --git a/src/backends/meta-pointer-constraint.c b/src/backends/meta-pointer-constraint.c deleted file mode 100644 index 7682b14b0..000000000 --- a/src/backends/meta-pointer-constraint.c +++ /dev/null @@ -1,146 +0,0 @@ -/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */ - -/* - * Copyright (C) 2015 Red Hat - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of the - * License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA - * 02111-1307, USA. - * - * Written by: - * Jonas Ådahl <jadahl@gmail.com> - */ - -/** - * SECTION:meta-pointer-constraint - * @title: MetaPointerConstraint - * @short_description: Pointer client constraints. - * - * A MetaPointerConstraint can be used to implement any kind of pointer - * constraint as requested by a client, such as cursor lock. - * - * Examples of pointer constraints are "pointer confinement" and "pointer - * locking" (as defined in the wayland pointer constraint protocol extension), - * which restrict movement in relation to a given client. - */ - -#include "config.h" - -#include "backends/meta-pointer-constraint.h" - -#ifdef HAVE_NATIVE_BACKEND -#include "backends/native/meta-backend-native.h" -#include "backends/native/meta-pointer-constraint-native.h" -#endif - -#include <glib-object.h> - -struct _MetaPointerConstraint -{ - GObject parent_instance; - cairo_region_t *region; -}; - -G_DEFINE_TYPE (MetaPointerConstraint, meta_pointer_constraint, G_TYPE_OBJECT); - -G_DEFINE_TYPE (MetaPointerConstraintImpl, meta_pointer_constraint_impl, - G_TYPE_OBJECT); - -static void -meta_pointer_constraint_finalize (GObject *object) -{ - MetaPointerConstraint *constraint = META_POINTER_CONSTRAINT (object); - - g_clear_pointer (&constraint->region, cairo_region_destroy); - - G_OBJECT_CLASS (meta_pointer_constraint_parent_class)->finalize (object); -} - -static void -meta_pointer_constraint_init (MetaPointerConstraint *constraint) -{ -} - -static void -meta_pointer_constraint_class_init (MetaPointerConstraintClass *klass) -{ - GObjectClass *object_class = G_OBJECT_CLASS (klass); - - object_class->finalize = meta_pointer_constraint_finalize; -} - - -MetaPointerConstraint * -meta_pointer_constraint_new (const cairo_region_t *region) -{ - MetaPointerConstraint *constraint; - - constraint = g_object_new (META_TYPE_POINTER_CONSTRAINT, NULL); - constraint->region = cairo_region_copy (region); - - return constraint; -} - -cairo_region_t * -meta_pointer_constraint_get_region (MetaPointerConstraint *constraint) -{ - return constraint->region; -} - -static void -meta_pointer_constraint_impl_init (MetaPointerConstraintImpl *constraint_impl) -{ -} - -static void -meta_pointer_constraint_impl_class_init (MetaPointerConstraintImplClass *klass) -{ -} - -/** - * meta_pointer_constraint_impl_constrain: - * @constraint_impl: a #MetaPointerConstraintImpl. - * @device; the device of the pointer. - * @time: the timestamp (in ms) of the event. - * @prev_x: X-coordinate of the previous pointer position. - * @prev_y: Y-coordinate of the previous pointer position. - * @x: The modifiable X-coordinate to which the pointer would like to go to. - * @y: The modifiable Y-coordinate to which the pointer would like to go to. - * - * Constrains the pointer movement from point (@prev_x, @prev_y) to (@x, @y), - * if needed. - */ -void -meta_pointer_constraint_impl_constrain (MetaPointerConstraintImpl *constraint_impl, - ClutterInputDevice *device, - uint32_t time, - float prev_x, - float prev_y, - float *x, - float *y) -{ - META_POINTER_CONSTRAINT_IMPL_GET_CLASS (constraint_impl)->constrain (constraint_impl, - device, - time, - prev_x, prev_y, - x, y); -} - -void -meta_pointer_constraint_impl_ensure_constrained (MetaPointerConstraintImpl *constraint_impl, - ClutterInputDevice *device) -{ - META_POINTER_CONSTRAINT_IMPL_GET_CLASS (constraint_impl)->ensure_constrained (constraint_impl, - device); -} |