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1+/*
2+ * Copyright (C) 2014 Canonical, Ltd.
3+ * Copyright (C) 2021 UBports Foundation.
4+ *
5+ * This program is free software; you can redistribute it and/or modify
6+ * it under the terms of the GNU General Public License as published by
7+ * the Free Software Foundation; version 3.
8+ *
9+ * This program is distributed in the hope that it will be useful,
10+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
11+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12+ * GNU General Public License for more details.
13+ *
14+ * You should have received a copy of the GNU General Public License
15+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
16+ *
17+ * Author: Renato Araujo Oliveira Filho <renato.filho@canonical.com>
18+ */
19+
20+#include "LegacyLights.h"
21+#include <QtCore/QDebug>
22+
23+extern "C" {
24+#include "android-hardware.h"
25+#include <string.h>
26+}
27+
28+LegacyLights::~LegacyLights()
29+{
30+ if (m_lightDevice) {
31+ hw_device_t* device = (hw_device_t*) m_lightDevice;
32+ device->close(device);
33+ }
34+}
35+
36+bool LegacyLights::init()
37+{
38+ if (m_lightDevice) {
39+ return true;
40+ }
41+
42+ int err;
43+ hw_module_t* module;
44+
45+ err = hw_get_module(LIGHTS_HARDWARE_MODULE_ID, (hw_module_t const**)&module);
46+ if (err == 0) {
47+ hw_device_t* device;
48+ err = module->methods->open(module, LIGHT_ID_NOTIFICATIONS, &device);
49+ if (err == 0) {
50+ m_lightDevice = (light_device_t*)device;
51+ turnOff();
52+ return true;
53+ } else {
54+ qWarning() << "Failed to access notification lights";
55+ }
56+ } else {
57+ qWarning() << "Failed to initialize lights hardware.";
58+ }
59+ return false;
60+}
61+
62+void LegacyLights::turnOn()
63+{
64+ // pulse
65+ light_state_t state;
66+ memset(&state, 0, sizeof(light_state_t));
67+ state.color = m_color.rgba();
68+ state.flashMode = LIGHT_FLASH_TIMED;
69+ state.flashOnMS = m_onMs;
70+ state.flashOffMS = m_offMs;
71+ state.brightnessMode = BRIGHTNESS_MODE_USER;
72+
73+ if (m_lightDevice->set_light(m_lightDevice, &state) != 0) {
74+ qWarning() << "Failed to turn the light off";
75+ }
76+}
77+
78+void LegacyLights::turnOff()
79+{
80+ light_state_t state;
81+ memset(&state, 0, sizeof(light_state_t));
82+ state.color = 0x00000000;
83+ state.flashMode = LIGHT_FLASH_NONE;
84+ state.flashOnMS = 0;
85+ state.flashOffMS = 0;
86+ state.brightnessMode = 0;
87+
88+ if (m_lightDevice->set_light(m_lightDevice, &state) != 0) {
89+ qWarning() << "Failed to turn the light off";
90+ }
91+}