* Copyright (C) 2013 Alexander Mezin <mezin.alexander@gmail.com>
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
//krazy:excludeall=copyright
* This file incorporates work covered by the following copyright and
* permission notice:
*
* Copyright © 2002-2005,2007 Peter Osterlund
*
* Permission to use, copy, modify, distribute, and sell this software
* and its documentation for any purpose is hereby granted without
* fee, provided that the above copyright notice appear in all copies
* and that both that copyright notice and this permission notice
* appear in supporting documentation, and that the name of Red Hat
* not be used in advertising or publicity pertaining to distribution
* of the software without specific, written prior permission. Red
* Hat makes no representations about the suitability of this software
* for any purpose. It is provided "as is" without express or implied
* warranty.
*
* THE AUTHORS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN
* NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
* OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
* NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* Authors:
* Peter Osterlund (petero2@telia.com)
*/
#include <cmath>
#include <QDebug>
#include "synapticstouchpad.h"
#include <stddef.h>
#include <limits.h>
#include <xorg/synaptics-properties.h>
#define SYN_MAX_BUTTONS 12
const struct Parameter synapticsProperties[] = {
{"LeftEdge", PT_INT, 0, 10000, SYNAPTICS_PROP_EDGES, 32, 0},
{"RightEdge", PT_INT, 0, 10000, SYNAPTICS_PROP_EDGES, 32, 1},
{"TopEdge", PT_INT, 0, 10000, SYNAPTICS_PROP_EDGES, 32, 2},
{"BottomEdge", PT_INT, 0, 10000, SYNAPTICS_PROP_EDGES, 32, 3},
{"FingerLow", PT_INT, 0, 255, SYNAPTICS_PROP_FINGER, 32, 0},
{"FingerHigh", PT_INT, 0, 255, SYNAPTICS_PROP_FINGER, 32, 1},
{"MaxTapTime", PT_INT, 0, 1000, SYNAPTICS_PROP_TAP_TIME, 32, 0},
{"MaxTapMove", PT_INT, 0, 2000, SYNAPTICS_PROP_TAP_MOVE, 32, 0},
{"MaxDoubleTapTime", PT_INT, 0, 1000, SYNAPTICS_PROP_TAP_DURATIONS,32, 1},
{"SingleTapTimeout", PT_INT, 0, 1000, SYNAPTICS_PROP_TAP_DURATIONS,32, 0},
{"ClickTime", PT_INT, 0, 1000, SYNAPTICS_PROP_TAP_DURATIONS,32, 2},
{"FastTaps", PT_BOOL, 0, 1, SYNAPTICS_PROP_TAP_FAST, 8, 0},
{"EmulateMidButtonTime", PT_INT, 0, 1000, SYNAPTICS_PROP_MIDDLE_TIMEOUT,32, 0},
{"EmulateTwoFingerMinZ", PT_INT, 0, 1000, SYNAPTICS_PROP_TWOFINGER_PRESSURE, 32, 0},
{"EmulateTwoFingerMinW", PT_INT, 0, 15, SYNAPTICS_PROP_TWOFINGER_WIDTH, 32, 0},
{"VertScrollDelta", PT_INT, -1000, 1000, SYNAPTICS_PROP_SCROLL_DISTANCE, 32, 0},
{"HorizScrollDelta", PT_INT, -1000, 1000, SYNAPTICS_PROP_SCROLL_DISTANCE, 32, 1},
{"VertEdgeScroll", PT_BOOL, 0, 1, SYNAPTICS_PROP_SCROLL_EDGE, 8, 0},
{"HorizEdgeScroll", PT_BOOL, 0, 1, SYNAPTICS_PROP_SCROLL_EDGE, 8, 1},
{"CornerCoasting", PT_BOOL, 0, 1, SYNAPTICS_PROP_SCROLL_EDGE, 8, 2},
{"VertTwoFingerScroll", PT_BOOL, 0, 1, SYNAPTICS_PROP_SCROLL_TWOFINGER, 8, 0},
{"HorizTwoFingerScroll", PT_BOOL, 0, 1, SYNAPTICS_PROP_SCROLL_TWOFINGER, 8, 1},
{"MinSpeed", PT_DOUBLE, 0, 255.0, SYNAPTICS_PROP_SPEED, 0, 0},
{"MaxSpeed", PT_DOUBLE, 0, 255.0, SYNAPTICS_PROP_SPEED, 0, 1},
{"AccelFactor", PT_DOUBLE, 0, 1.0, SYNAPTICS_PROP_SPEED, 0, 2},
{"LockedDrags", PT_BOOL, 0, 1, SYNAPTICS_PROP_LOCKED_DRAGS, 8, 0},
{"LockedDragTimeout", PT_INT, 0, 30000, SYNAPTICS_PROP_LOCKED_DRAGS_TIMEOUT, 32, 0},
{"RTCornerButton", PT_INT, 0, SYN_MAX_BUTTONS, SYNAPTICS_PROP_TAP_ACTION, 8, 0},
{"RBCornerButton", PT_INT, 0, SYN_MAX_BUTTONS, SYNAPTICS_PROP_TAP_ACTION, 8, 1},
{"LTCornerButton", PT_INT, 0, SYN_MAX_BUTTONS, SYNAPTICS_PROP_TAP_ACTION, 8, 2},
{"LBCornerButton", PT_INT, 0, SYN_MAX_BUTTONS, SYNAPTICS_PROP_TAP_ACTION, 8, 3},
{"OneFingerTapButton", PT_INT, 0, SYN_MAX_BUTTONS, SYNAPTICS_PROP_TAP_ACTION, 8, 4},
{"TwoFingerTapButton", PT_INT, 0, SYN_MAX_BUTTONS, SYNAPTICS_PROP_TAP_ACTION, 8, 5},
{"ThreeFingerTapButton", PT_INT, 0, SYN_MAX_BUTTONS, SYNAPTICS_PROP_TAP_ACTION, 8, 6},
{"ClickFinger1", PT_INT, 0, SYN_MAX_BUTTONS, SYNAPTICS_PROP_CLICK_ACTION, 8, 0},
{"ClickFinger2", PT_INT, 0, SYN_MAX_BUTTONS, SYNAPTICS_PROP_CLICK_ACTION, 8, 1},
{"ClickFinger3", PT_INT, 0, SYN_MAX_BUTTONS, SYNAPTICS_PROP_CLICK_ACTION, 8, 2},
{"CircularScrolling", PT_BOOL, 0, 1, SYNAPTICS_PROP_CIRCULAR_SCROLLING, 8, 0},
{"CircScrollDelta", PT_DOUBLE, .01, 3, SYNAPTICS_PROP_CIRCULAR_SCROLLING_DIST, 0 , 0},
{"CircScrollTrigger", PT_INT, 0, 8, SYNAPTICS_PROP_CIRCULAR_SCROLLING_TRIGGER, 8, 0},
{"PalmDetect", PT_BOOL, 0, 1, SYNAPTICS_PROP_PALM_DETECT, 8, 0},
{"PalmMinWidth", PT_INT, 0, 15, SYNAPTICS_PROP_PALM_DIMENSIONS, 32, 0},
{"PalmMinZ", PT_INT, 0, 255, SYNAPTICS_PROP_PALM_DIMENSIONS, 32, 1},
{"CoastingSpeed", PT_DOUBLE, 0, 255, SYNAPTICS_PROP_COASTING_SPEED, 0 , 0},
{"CoastingFriction", PT_DOUBLE, 0, 255, SYNAPTICS_PROP_COASTING_SPEED, 0 , 1},
{"PressureMotionMinZ", PT_INT, 1, 255, SYNAPTICS_PROP_PRESSURE_MOTION, 32, 0},
{"PressureMotionMaxZ", PT_INT, 1, 255, SYNAPTICS_PROP_PRESSURE_MOTION, 32, 1},
{"PressureMotionMinFactor", PT_DOUBLE, 0, 10.0,SYNAPTICS_PROP_PRESSURE_MOTION_FACTOR, 0 , 0},
{"PressureMotionMaxFactor", PT_DOUBLE, 0, 10.0,SYNAPTICS_PROP_PRESSURE_MOTION_FACTOR, 0 , 1},
{"GrabEventDevice", PT_BOOL, 0, 1, SYNAPTICS_PROP_GRAB, 8, 0},
{"TapAndDragGesture", PT_BOOL, 0, 1, SYNAPTICS_PROP_GESTURES, 8, 0},
{"AreaLeftEdge", PT_INT, 0, 10000, SYNAPTICS_PROP_AREA, 32, 0},
{"AreaRightEdge", PT_INT, 0, 10000, SYNAPTICS_PROP_AREA, 32, 1},
{"AreaTopEdge", PT_INT, 0, 10000, SYNAPTICS_PROP_AREA, 32, 2},
{"AreaBottomEdge", PT_INT, 0, 10000, SYNAPTICS_PROP_AREA, 32, 3},
{"HorizHysteresis", PT_INT, 0, 10000, SYNAPTICS_PROP_NOISE_CANCELLATION, 32, 0},
{"VertHysteresis", PT_INT, 0, 10000, SYNAPTICS_PROP_NOISE_CANCELLATION, 32, 1},
{"ClickPad", PT_BOOL, 0, 1, SYNAPTICS_PROP_CLICKPAD, 8, 0},
{"RightButtonAreaLeft", PT_INT, INT_MIN, INT_MAX, SYNAPTICS_PROP_SOFTBUTTON_AREAS, 32, 0},
{"RightButtonAreaRight", PT_INT, INT_MIN, INT_MAX, SYNAPTICS_PROP_SOFTBUTTON_AREAS, 32, 1},
{"RightButtonAreaTop", PT_INT, INT_MIN, INT_MAX, SYNAPTICS_PROP_SOFTBUTTON_AREAS, 32, 2},
{"RightButtonAreaBottom", PT_INT, INT_MIN, INT_MAX, SYNAPTICS_PROP_SOFTBUTTON_AREAS, 32, 3},
{"MiddleButtonAreaLeft", PT_INT, INT_MIN, INT_MAX, SYNAPTICS_PROP_SOFTBUTTON_AREAS, 32, 4},
{"MiddleButtonAreaRight", PT_INT, INT_MIN, INT_MAX, SYNAPTICS_PROP_SOFTBUTTON_AREAS, 32, 5},
{"MiddleButtonAreaTop", PT_INT, INT_MIN, INT_MAX, SYNAPTICS_PROP_SOFTBUTTON_AREAS, 32, 6},
{"MiddleButtonAreaBottom", PT_INT, INT_MIN, INT_MAX, SYNAPTICS_PROP_SOFTBUTTON_AREAS, 32, 7},
{ NULL, PT_INT, 0, 0, nullptr, 0, 0 }
};
SynapticsTouchpad::SynapticsTouchpad(Display *display, int deviceId): XlibTouchpad(display, deviceId),
m_resX(1), m_resY(1)
{
m_capsAtom.intern(m_connection, SYNAPTICS_PROP_CAPABILITIES);
m_touchpadOffAtom.intern(m_connection, SYNAPTICS_PROP_OFF);
XcbAtom resolutionAtom(m_connection, SYNAPTICS_PROP_RESOLUTION);
XcbAtom edgesAtom(m_connection, SYNAPTICS_PROP_EDGES);
loadSupportedProperties(synapticsProperties);
m_toRadians.append("CircScrollDelta");
PropertyInfo edges(m_display, m_deviceId, edgesAtom, 0);
if (edges.i && edges.nitems == 4) {
int w = qAbs(edges.i[1] - edges.i[0]);
int h = qAbs(edges.i[3] - edges.i[2]);
m_resX = w / 90;
m_resY = h / 50;
qDebug() << "Width: " << w << " height: " << h;
qDebug() << "Approx. resX: " << m_resX << " resY: " << m_resY;
}
PropertyInfo resolution(m_display, m_deviceId, resolutionAtom, 0);
if (resolution.i && resolution.nitems == 2 &&
resolution.i[0] > 1 && resolution.i[1] > 1)
{
m_resY = qMin(static_cast<unsigned long>(resolution.i[0]),
static_cast<unsigned long>(INT_MAX));
m_resX = qMin(static_cast<unsigned long>(resolution.i[1]),
static_cast<unsigned long>(INT_MAX));
qDebug() << "Touchpad resolution: x: " << m_resX << " y: " << m_resY;
}
m_scaleByResX.append("HorizScrollDelta");
m_scaleByResY.append("VertScrollDelta");
m_scaleByResX.append("MaxTapMove");
m_scaleByResY.append("MaxTapMove");
m_resX = qMax(10, m_resX);
m_resY = qMax(10, m_resY);
qDebug() << "Final resolution x:" << m_resX << " y:" << m_resY;
m_negate["HorizScrollDelta"] = "InvertHorizScroll";
m_negate["VertScrollDelta"] = "InvertVertScroll";
m_supported.append(m_negate.values());
m_supported.append("Coasting");
PropertyInfo caps(m_display, m_deviceId, m_capsAtom.atom(), 0);
if (!caps.b) {
return;
}
enum TouchpadCapabilitiy
{
TouchpadHasLeftButton,
TouchpadHasMiddleButton,
TouchpadHasRightButton,
TouchpadTwoFingerDetect,
TouchpadThreeFingerDetect,
TouchpadPressureDetect,
TouchpadPalmDetect,
TouchpadCapsCount
};
QVector<bool> cap(TouchpadCapsCount, false);
qCopy(caps.b, caps.b + qMin(cap.size(), static_cast<int>(caps.nitems)),
cap.begin());
if (!cap[TouchpadTwoFingerDetect]) {
m_supported.removeAll("HorizTwoFingerScroll");
m_supported.removeAll("VertTwoFingerScroll");
m_supported.removeAll("TwoFingerTapButton");
}
if (!cap[TouchpadThreeFingerDetect]) {
m_supported.removeAll("ThreeFingerTapButton");
}
if (!cap[TouchpadPressureDetect]) {
m_supported.removeAll("FingerHigh");
m_supported.removeAll("FingerLow");
m_supported.removeAll("PalmMinZ");
m_supported.removeAll("PressureMotionMinZ");
m_supported.removeAll("PressureMotionMinFactor");
m_supported.removeAll("PressureMotionMaxZ");
m_supported.removeAll("PressureMotionMaxFactor");
m_supported.removeAll("EmulateTwoFingerMinZ");
}
if (!cap[TouchpadPalmDetect]) {
m_supported.removeAll("PalmDetect");
m_supported.removeAll("PalmMinWidth");
m_supported.removeAll("PalmMinZ");
m_supported.removeAll("EmulateTwoFingerMinW");
}
for (QMap<QString, QString>::Iterator i = m_negate.begin();
i != m_negate.end(); ++i)
{
if (!m_supported.contains(i.key())) {
m_supported.removeAll(i.value());
}
}
m_paramList = synapticsProperties;
}
void SynapticsTouchpad::setTouchpadOff(int touchpadOff)
{
PropertyInfo off(m_display, m_deviceId, m_touchpadOffAtom.atom(), 0);
if (off.b && *(off.b) != touchpadOff) {
*(off.b) = touchpadOff;
off.set();
}
flush();
}
int SynapticsTouchpad::touchpadOff()
{
PropertyInfo off(m_display, m_deviceId, m_touchpadOffAtom.atom(), 0);
return off.value(0).toInt();
}
XcbAtom &SynapticsTouchpad::touchpadOffAtom()
{
return m_touchpadOffAtom;
}
double SynapticsTouchpad::getPropertyScale(const QString &name) const
{
if (m_scaleByResX.contains(name) && m_scaleByResY.contains(name)) {
return std::sqrt(static_cast<double>(m_resX) * m_resX
+ static_cast<double>(m_resY) * m_resY);
} else if (m_scaleByResX.contains(name)) {
return m_resX;
} else if (m_scaleByResY.contains(name)) {
return m_resY;
} else if (m_toRadians.contains(name)) {
return M_PI_4 / 45.0;
}
return 1.0;
}
