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https://github.com/varun-r-mallya/sysprof.git
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808c633068
This will extract the values using the expressions instead of manually building series as we previously would need to do.
143 lines
3.8 KiB
C
143 lines
3.8 KiB
C
/* sysprof-xy-series-item.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 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 <http://www.gnu.org/licenses/>.
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*
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* SPDX-License-Identifier: GPL-3.0-or-later
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*/
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#include "config.h"
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#include "sysprof-xy-series-item-private.h"
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struct _SysprofXYSeriesItem
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{
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GObject parent_instance;
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GtkExpression *x_expression;
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GtkExpression *y_expression;
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GObject *item;
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};
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enum {
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PROP_0,
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PROP_ITEM,
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N_PROPS
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};
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G_DEFINE_FINAL_TYPE (SysprofXYSeriesItem, sysprof_xy_series_item, G_TYPE_OBJECT)
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static GParamSpec *properties [N_PROPS];
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static void
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sysprof_xy_series_item_finalize (GObject *object)
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{
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SysprofXYSeriesItem *self = (SysprofXYSeriesItem *)object;
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g_clear_object (&self->item);
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g_clear_pointer (&self->x_expression, gtk_expression_unref);
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g_clear_pointer (&self->y_expression, gtk_expression_unref);
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G_OBJECT_CLASS (sysprof_xy_series_item_parent_class)->finalize (object);
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}
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static void
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sysprof_xy_series_item_get_property (GObject *object,
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guint prop_id,
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GValue *value,
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GParamSpec *pspec)
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{
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SysprofXYSeriesItem *self = SYSPROF_XY_SERIES_ITEM (object);
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switch (prop_id)
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{
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case PROP_ITEM:
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g_value_set_object (value, self->item);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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}
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}
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static void
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sysprof_xy_series_item_class_init (SysprofXYSeriesItemClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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object_class->finalize = sysprof_xy_series_item_finalize;
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object_class->get_property = sysprof_xy_series_item_get_property;
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properties [PROP_ITEM] =
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g_param_spec_object ("item", NULL, NULL,
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G_TYPE_OBJECT,
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(G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_properties (object_class, N_PROPS, properties);
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}
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static void
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sysprof_xy_series_item_init (SysprofXYSeriesItem *self)
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{
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}
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SysprofXYSeriesItem *
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_sysprof_xy_series_item_new (GObject *item,
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GtkExpression *x_expression,
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GtkExpression *y_expression)
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{
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SysprofXYSeriesItem *self;
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self = g_object_new (SYSPROF_TYPE_XY_SERIES_ITEM, NULL);
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self->item = item;
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self->x_expression = x_expression;
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self->y_expression = y_expression;
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return self;
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}
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/**
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* sysprof_xy_series_item_get_item:
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* @self: a #SysprofXYSeriesItem
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*
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* Gets the item used to generate X/Y values.
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*
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* Returns: (transfer none): a #GObject
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*/
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gpointer
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sysprof_xy_series_item_get_item (SysprofXYSeriesItem *self)
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{
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g_return_val_if_fail (SYSPROF_IS_XY_SERIES_ITEM (self), NULL);
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return self->item;
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}
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void
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sysprof_xy_series_item_get_x_value (SysprofXYSeriesItem *self,
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GValue *value)
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{
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g_return_if_fail (SYSPROF_IS_XY_SERIES_ITEM (self));
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gtk_expression_evaluate (self->x_expression, self->item, value);
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}
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void
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sysprof_xy_series_item_get_y_value (SysprofXYSeriesItem *self,
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GValue *value)
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{
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g_return_if_fail (SYSPROF_IS_XY_SERIES_ITEM (self));
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gtk_expression_evaluate (self->y_expression, self->item, value);
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}
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