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-rw-r--r--panels/wacom/cc-wacom-stylus-page.c274
1 files changed, 274 insertions, 0 deletions
diff --git a/panels/wacom/cc-wacom-stylus-page.c b/panels/wacom/cc-wacom-stylus-page.c
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+++ b/panels/wacom/cc-wacom-stylus-page.c
@@ -0,0 +1,274 @@
+/*
+ * Copyright © 2011 Red Hat, Inc.
+ *
+ * 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, see <http://www.gnu.org/licenses/>.
+ *
+ * Authors: Peter Hutterer <peter.hutterer@redhat.com>
+ * Bastien Nocera <hadess@hadess.net>
+ *
+ */
+
+#include <config.h>
+
+#include <adwaita.h>
+#include <glib/gi18n.h>
+#include "cc-wacom-stylus-page.h"
+#include <gtk/gtk.h>
+#include <gdesktop-enums.h>
+
+#include <string.h>
+
+struct _CcWacomStylusPage
+{
+ GtkBox parent_instance;
+
+ GtkWidget *stylus_section;
+ GtkWidget *stylus_icon;
+ GtkWidget *stylus_button1_action;
+ GtkWidget *stylus_button2_action;
+ GtkWidget *stylus_button3_action;
+ GtkWidget *stylus_eraser_pressure;
+ GtkWidget *stylus_tip_pressure_scale;
+ GtkWidget *stylus_eraser_pressure_scale;
+ GtkAdjustment *stylus_tip_pressure_adjustment;
+ GtkAdjustment *stylus_eraser_pressure_adjustment;
+ CcWacomTool *stylus;
+ GSettings *stylus_settings;
+};
+
+G_DEFINE_TYPE (CcWacomStylusPage, cc_wacom_stylus_page, GTK_TYPE_BOX)
+
+/* GSettings stores pressurecurve as 4 values like the driver. We map slider
+ * scale to these values given the array below. These settings were taken from
+ * wacomcpl, where they've been around for years.
+ */
+#define N_PRESSURE_CURVES 7
+static const gint32 PRESSURE_CURVES[N_PRESSURE_CURVES][4] = {
+ { 0, 75, 25, 100 }, /* soft */
+ { 0, 50, 50, 100 },
+ { 0, 25, 75, 100 },
+ { 0, 0, 100, 100 }, /* neutral */
+ { 25, 0, 100, 75 },
+ { 50, 0, 100, 50 },
+ { 75, 0, 100, 25 } /* firm */
+};
+
+static void
+set_pressurecurve (GtkRange *range, GSettings *settings, const gchar *key)
+{
+ gint slider_val = gtk_range_get_value (range);
+ GVariant *values[4],
+ *array;
+ int i;
+
+ for (i = 0; i < G_N_ELEMENTS (values); i++)
+ values[i] = g_variant_new_int32 (PRESSURE_CURVES[slider_val][i]);
+
+ array = g_variant_new_array (G_VARIANT_TYPE_INT32, values, G_N_ELEMENTS (values));
+
+ g_settings_set_value (settings, key, array);
+}
+
+static void
+on_tip_pressure_value_changed (CcWacomStylusPage *page)
+{
+ set_pressurecurve (GTK_RANGE (page->stylus_tip_pressure_scale), page->stylus_settings, "pressure-curve");
+}
+
+static void
+on_eraser_pressure_value_changed (CcWacomStylusPage *page)
+{
+ set_pressurecurve (GTK_RANGE (page->stylus_eraser_pressure_scale), page->stylus_settings, "eraser-pressure-curve");
+}
+
+static void
+set_feel_from_gsettings (GtkAdjustment *adjustment, GSettings *settings, const gchar *key)
+{
+ GVariant *variant;
+ const gint32 *values;
+ gsize nvalues;
+ int i;
+
+ variant = g_settings_get_value (settings, key);
+ values = g_variant_get_fixed_array (variant, &nvalues, sizeof (gint32));
+
+ if (nvalues != 4) {
+ g_warning ("Invalid pressure curve format, expected 4 values (got %"G_GSIZE_FORMAT")", nvalues);
+ return;
+ }
+
+ for (i = 0; i < N_PRESSURE_CURVES; i++) {
+ if (memcmp (PRESSURE_CURVES[i], values, sizeof (gint32) * 4) == 0) {
+ gtk_adjustment_set_value (adjustment, i);
+ break;
+ }
+ }
+}
+
+static void
+cc_wacom_stylus_page_get_property (GObject *object,
+ guint property_id,
+ GValue *value,
+ GParamSpec *pspec)
+{
+ switch (property_id)
+ {
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+ }
+}
+
+static void
+cc_wacom_stylus_page_set_property (GObject *object,
+ guint property_id,
+ const GValue *value,
+ GParamSpec *pspec)
+{
+ switch (property_id)
+ {
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+ }
+}
+
+static void
+on_stylus_action_selected (GtkWidget *widget,
+ GParamSpec *pspec,
+ CcWacomStylusPage *page)
+{
+ gint idx;
+
+ idx = adw_combo_row_get_selected (ADW_COMBO_ROW (widget));
+
+ if (widget == page->stylus_button1_action)
+ g_settings_set_enum (page->stylus_settings, "button-action", idx);
+ else if (widget == page->stylus_button2_action)
+ g_settings_set_enum (page->stylus_settings, "secondary-button-action", idx);
+ else if (widget == page->stylus_button3_action)
+ g_settings_set_enum (page->stylus_settings, "tertiary-button-action", idx);
+}
+
+static void
+cc_wacom_stylus_page_class_init (CcWacomStylusPageClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+ GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
+
+ object_class->get_property = cc_wacom_stylus_page_get_property;
+ object_class->set_property = cc_wacom_stylus_page_set_property;
+
+ gtk_widget_class_set_template_from_resource (widget_class, "/org/gnome/control-center/wacom/cc-wacom-stylus-page.ui");
+
+ gtk_widget_class_bind_template_child (widget_class, CcWacomStylusPage, stylus_section);
+ gtk_widget_class_bind_template_child (widget_class, CcWacomStylusPage, stylus_icon);
+ gtk_widget_class_bind_template_child (widget_class, CcWacomStylusPage, stylus_button1_action);
+ gtk_widget_class_bind_template_child (widget_class, CcWacomStylusPage, stylus_button2_action);
+ gtk_widget_class_bind_template_child (widget_class, CcWacomStylusPage, stylus_button3_action);
+ gtk_widget_class_bind_template_child (widget_class, CcWacomStylusPage, stylus_eraser_pressure);
+ gtk_widget_class_bind_template_child (widget_class, CcWacomStylusPage, stylus_tip_pressure_scale);
+ gtk_widget_class_bind_template_child (widget_class, CcWacomStylusPage, stylus_eraser_pressure_scale);
+ gtk_widget_class_bind_template_child (widget_class, CcWacomStylusPage, stylus_tip_pressure_adjustment);
+ gtk_widget_class_bind_template_child (widget_class, CcWacomStylusPage, stylus_eraser_pressure_adjustment);
+
+ gtk_widget_class_bind_template_callback (widget_class, on_stylus_action_selected);
+ gtk_widget_class_bind_template_callback (widget_class, on_tip_pressure_value_changed);
+ gtk_widget_class_bind_template_callback (widget_class, on_eraser_pressure_value_changed);
+}
+
+static void
+add_marks (GtkScale *scale)
+{
+#if 0
+ gint i;
+
+ for (i = 0; i < N_PRESSURE_CURVES; i++)
+ gtk_scale_add_mark (scale, i, GTK_POS_BOTTOM, NULL);
+#endif
+}
+
+static void
+cc_wacom_stylus_page_init (CcWacomStylusPage *page)
+{
+ gtk_widget_init_template (GTK_WIDGET (page));
+
+ add_marks (GTK_SCALE (page->stylus_tip_pressure_scale));
+ add_marks (GTK_SCALE (page->stylus_eraser_pressure_scale));
+}
+
+static void
+set_icon_name (CcWacomStylusPage *page,
+ const char *icon_name)
+{
+ g_autofree gchar *resource = NULL;
+
+ resource = g_strdup_printf ("/org/gnome/control-center/wacom/%s.svg", icon_name);
+ gtk_picture_set_resource (GTK_PICTURE (page->stylus_icon), resource);
+}
+
+GtkWidget *
+cc_wacom_stylus_page_new (CcWacomTool *stylus)
+{
+ CcWacomStylusPage *page;
+ guint num_buttons;
+ gboolean has_eraser;
+
+ g_return_val_if_fail (CC_IS_WACOM_TOOL (stylus), NULL);
+
+ page = g_object_new (CC_TYPE_WACOM_STYLUS_PAGE, NULL);
+
+ page->stylus = stylus;
+
+ /* Stylus name */
+ adw_preferences_group_set_title (ADW_PREFERENCES_GROUP (page->stylus_section),
+ cc_wacom_tool_get_name (stylus));
+ adw_preferences_group_set_description (ADW_PREFERENCES_GROUP (page->stylus_section),
+ cc_wacom_tool_get_description (stylus));
+
+ /* Icon */
+ set_icon_name (page, cc_wacom_tool_get_icon_name (stylus));
+
+ /* Settings */
+ page->stylus_settings = cc_wacom_tool_get_settings (stylus);
+ has_eraser = cc_wacom_tool_get_has_eraser (stylus);
+
+ num_buttons = cc_wacom_tool_get_num_buttons (stylus);
+ gtk_widget_set_visible (page->stylus_button3_action,
+ num_buttons >= 3);
+ gtk_widget_set_visible (page->stylus_button2_action,
+ num_buttons >= 2);
+ gtk_widget_set_visible (page->stylus_button1_action,
+ num_buttons >= 1);
+ gtk_widget_set_visible (page->stylus_eraser_pressure,
+ has_eraser);
+
+ adw_combo_row_set_selected (ADW_COMBO_ROW (page->stylus_button1_action),
+ g_settings_get_enum (page->stylus_settings, "button-action"));
+ adw_combo_row_set_selected (ADW_COMBO_ROW (page->stylus_button2_action),
+ g_settings_get_enum (page->stylus_settings, "secondary-button-action"));
+ adw_combo_row_set_selected (ADW_COMBO_ROW (page->stylus_button3_action),
+ g_settings_get_enum (page->stylus_settings, "tertiary-button-action"));
+
+ set_feel_from_gsettings (page->stylus_tip_pressure_adjustment,
+ page->stylus_settings, "pressure-curve");
+ set_feel_from_gsettings (page->stylus_eraser_pressure_adjustment,
+ page->stylus_settings, "eraser-pressure-curve");
+
+ return GTK_WIDGET (page);
+}
+
+CcWacomTool *
+cc_wacom_stylus_page_get_tool (CcWacomStylusPage *page)
+{
+ return page->stylus;
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-15 18:28:52 +0000