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by Mattia Dongili
Import upstream version 0.8.3 |
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/*
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* Copyright 2004 by Kenan Esau <kenan.esau@conan.de>, Baltmannsweiler,
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* Germany.
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the names of copyright holders not be
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* used in advertising or publicity pertaining to distribution of the
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* software without specific, written prior permission. The copyright holders
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* make no representations about the suitability of this
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* software for any purpose. It is provided "as is" without express or
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* implied warranty.
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*
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* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
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* SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
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* RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
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* CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h" |
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#endif
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#define _evdev_touch_C_
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/*****************************************************************************
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* Standard Headers
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****************************************************************************/
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#define SYSCALL(call) while(((call) == -1) && (errno == EINTR))
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#include <X11/Xos.h> |
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#include <misc.h> |
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#include <xf86.h> |
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#define NEED_XF86_TYPES
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#include <xf86_ansic.h> |
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#include <xf86_OSproc.h> |
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#include <xf86Xinput.h> |
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#include <xisb.h> |
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#include <exevents.h> |
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#include <string.h> |
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/*****************************************************************************
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* Local Headers
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****************************************************************************/
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#include "libtouch.h" |
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#include "evtouch.h" |
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/*****************************************************************************
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* Variables without includable headers
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****************************************************************************/
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/*****************************************************************************
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* Local Variables
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****************************************************************************/
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static InputInfoPtr |
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EVTouchPreInit(InputDriverPtr drv, IDevPtr dev, int flags); |
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static int debug_level = 0; |
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InputDriverRec EVTOUCH = { |
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1, |
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"evtouch", |
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NULL, |
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EVTouchPreInit, |
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/*EVTouchUnInit*/ NULL, |
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NULL, |
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0
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};
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#ifdef XFree86LOADER
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ModuleInfoRec EVTouchInfo = { |
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1, |
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"EVTOUCH", |
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NULL, |
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0, |
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NULL /*EVTouchAvailableOptions*/, |
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};
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static XF86ModuleVersionInfo VersionRec = |
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{
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"evtouch", |
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"Kenan Esau", |
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MODINFOSTRING1, |
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MODINFOSTRING2, |
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XF86_VERSION_CURRENT, |
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0, 8, 3, |
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ABI_CLASS_XINPUT, |
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ABI_XINPUT_VERSION, |
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MOD_CLASS_XINPUT, |
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{0, 0, 0, 0} /* signature, to be patched into the file by |
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* a tool */
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};
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static pointer |
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Plug( pointer module, |
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pointer options, |
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int *errmaj, |
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int *errmin ) |
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{
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xf86AddModuleInfo(&EVTouchInfo, module); |
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xf86AddInputDriver(&EVTOUCH, module, 0); |
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return module; |
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}
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static void |
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Unplug(pointer p) |
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{
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DBGOUT(1, "EVTouch: Unplug\n"); |
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}
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XF86ModuleData evtouchModuleData = {&VersionRec, Plug, Unplug }; |
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#endif /* XFree86LOADER */ |
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static const char *default_options[] = |
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{
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"BaudRate", "9600", |
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"StopBits", "1", |
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"DataBits", "8", |
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"Parity", "None", |
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"Vmin", "5", |
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"Vtime", "1", |
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"FlowControl", "None" |
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};
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static void |
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ControlProc(DeviceIntPtr device, PtrCtrl *ctrl); |
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/*****************************************************************************
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* Function Definitions
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****************************************************************************/
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static CARD32 |
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emulate3Timer(OsTimerPtr timer, CARD32 now, pointer _local) |
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{
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int sigstate; |
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DBGOUT(2,"EVTouch: %s\n", __FUNCTION__); |
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LocalDevicePtr local = (LocalDevicePtr)_local; |
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EVTouchPrivatePtr priv = (EVTouchPrivatePtr) local->private; |
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sigstate = xf86BlockSIGIO(); |
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xf86PostMotionEvent(local->dev, TRUE, 0, 2, |
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priv->cur_x, |
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priv->cur_y); |
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/*
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* Emit a button press -- release is handled in EVTouchLBRBEvent
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*/
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if ( ( priv->touch_flags & LB_STAT ) && |
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!( priv->touch_flags & RB_STAT ) ) { |
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DBGOUT(2, "EVTouch: Left Press\n"); |
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xf86PostButtonEvent (local->dev, TRUE, |
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1, 1, 0, 2, |
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priv->cur_x, |
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priv->cur_y); |
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}
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if ( ( priv->touch_flags & RB_STAT ) && |
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!( priv->touch_flags & LB_STAT ) ) { |
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DBGOUT(2, "EVTouch: Right Press\n"); |
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xf86PostButtonEvent (local->dev, TRUE, |
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3, 1, 0, 2, |
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priv->cur_x, |
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priv->cur_y); |
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}
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/*
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Handling "middle" button press
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*/
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if ( ( priv->touch_flags & RB_STAT ) && |
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( priv->touch_flags & LB_STAT ) ) { |
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DBGOUT(2, "EVTouch: Middle Press\n"); |
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xf86PostButtonEvent (local->dev, TRUE, |
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2, 1, 0, 2, |
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priv->cur_x, |
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priv->cur_y); |
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}
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priv->emulate3_timer_expired = TRUE; |
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xf86UnblockSIGIO(sigstate); |
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return 0; |
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}
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void EVTouchProcessAbs(EVTouchPrivatePtr priv) |
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{
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struct input_event *ev; /* packet being/just read */ |
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ev = &priv->ev; |
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priv->old_x = priv->cur_x; |
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priv->old_y = priv->cur_y; |
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if (ev->code == ABS_X) { |
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priv->cur_x = ev->value; |
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libtouchSetXPos(priv->libtouch, priv->cur_x); |
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}
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if (ev->code == ABS_Y) { |
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priv->cur_y = ev->value; |
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libtouchSetYPos(priv->libtouch, priv->cur_y); |
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}
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if (ev->code == ABS_WHEEL) { |
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LocalDevicePtr local = priv->local; |
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if (ev->value > 0) { |
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for (; ev->value > 0; ev->value--) { |
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xf86PostButtonEvent (local->dev, TRUE, |
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4, 1, 0, 2, |
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priv->cur_x, |
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priv->cur_y); |
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xf86PostButtonEvent (local->dev, TRUE, |
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4, 0, 0, 2, |
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priv->cur_x, |
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priv->cur_y); |
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}
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} else if (ev->value < 0) { |
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for (ev->value = -ev->value; ev->value > 0; ev->value--) { |
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xf86PostButtonEvent (local->dev, TRUE, |
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5, 1, 0, 2, |
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priv->cur_x, |
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priv->cur_y); |
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xf86PostButtonEvent (local->dev, TRUE, |
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5, 0, 0, 2, |
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priv->cur_x, |
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priv->cur_y); |
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}
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}
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}
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}
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void EVTouchProcessRel(EVTouchPrivatePtr priv) |
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{
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struct input_event *ev; /* packet being/just read */ |
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ev = &priv->ev; |
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priv->old_x = priv->cur_x; |
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priv->old_y = priv->cur_y; |
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if ( ev->code == REL_X ) { |
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priv->cur_x += ev->value; |
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if (priv->cur_x > priv->max_x) |
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priv->cur_x = priv->max_x; |
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if (priv->cur_x < priv->min_x) |
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priv->cur_x = priv->min_x; |
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return; |
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}
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if ( ev->code == REL_Y ) { |
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priv->cur_y += ev->value; |
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if (priv->cur_y > priv->max_y) |
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priv->cur_y = priv->max_y; |
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if (priv->cur_y < priv->min_y) |
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priv->cur_y = priv->min_y; |
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return; |
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}
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libtouchSetPos(priv->libtouch, priv->cur_x, priv->cur_y); |
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}
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283 |
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284 |
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285 |
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void EVTouchLBRBEvent(EVTouchPrivatePtr priv) |
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{
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struct input_event *ev; /* packet being/just read */ |
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LocalDevicePtr local = priv->local; |
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static OsTimerPtr emulate3_timer = NULL; |
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int btn = 0; |
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ev = &priv->ev; |
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DBGOUT(2, "EVTouch: %s\n", __FUNCTION__); |
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if (priv->emulate3) { |
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if ( (ev->value==1) && (emulate3_timer==NULL) ) |
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emulate3_timer = TimerSet(emulate3_timer, 0, |
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priv->emulate3_timeout, |
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emulate3Timer, |
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local); |
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if ( (ev->value == 1) && (ev->code == BTN_LEFT) ) |
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priv->touch_flags |= LB_STAT; |
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if ( (ev->value == 1) && (ev->code == BTN_RIGHT) ) |
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priv->touch_flags |= RB_STAT; |
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if ( (ev->value == 0) && |
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(priv->touch_flags & RB_STAT) && |
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(priv->touch_flags & LB_STAT) ) { |
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DBGOUT(2, "EVTouch: Middle Release\n"); |
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priv->touch_flags &= ~LB_STAT; |
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priv->touch_flags &= ~RB_STAT; |
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btn = 2; |
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} else if ( (ev->value == 0) && (ev->code == BTN_LEFT) && |
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(priv->touch_flags & LB_STAT) ) { |
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DBGOUT(2, "EVTouch: Left Release\n"); |
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priv->touch_flags &= ~LB_STAT; |
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btn = 1; |
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} else if ( (ev->value == 0) && (ev->code == BTN_RIGHT) && |
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(priv->touch_flags & RB_STAT) ) { |
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DBGOUT(2, "EVTouch: Right Release\n"); |
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priv->touch_flags &= ~RB_STAT; |
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btn = 3; |
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}
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if (ev->value == 0) { |
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TimerFree(emulate3_timer); |
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emulate3_timer=NULL; |
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priv->emulate3_timer_expired = FALSE; |
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xf86PostButtonEvent(local->dev, TRUE, |
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btn, ev->value, 0, 2, |
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priv->cur_x, |
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priv->cur_y); |
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}
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335 |
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} else { |
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if (ev->code == BTN_LEFT) { |
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xf86PostButtonEvent(local->dev, TRUE, |
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1, ev->value, 0, 2, |
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priv->cur_x, |
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priv->cur_y); |
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}
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343 |
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if (ev->code == BTN_MIDDLE) { |
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xf86PostButtonEvent(local->dev, TRUE, |
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2, ev->value, 0, 2, |
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priv->cur_x, |
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priv->cur_y); |
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}
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350 |
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351 |
if (ev->code == BTN_RIGHT) { |
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xf86PostButtonEvent (local->dev, TRUE, |
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3, ev->value, 0, 2, |
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priv->cur_x, |
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priv->cur_y); |
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}
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}
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}
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359 |
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360 |
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361 |
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362 |
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363 |
void EVTouchProcessKey(EVTouchPrivatePtr priv) |
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364 |
{
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struct input_event *ev; /* packet being/just read */ |
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366 |
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DBGOUT(2, "EVTouch: %s\n", __FUNCTION__); |
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ev = &priv->ev; |
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if ( (ev->code == BTN_LEFT) || |
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(ev->code == BTN_RIGHT) || |
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371 |
(ev->code == BTN_MIDDLE) ) { |
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372 |
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373 |
/* give lb and rb-events some special treatment
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374 |
(emulate3 or not, ...) */
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375 |
EVTouchLBRBEvent(priv); |
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376 |
return; |
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377 |
}
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378 |
||
379 |
#ifdef _0_
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380 |
switch (ev->code) { |
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381 |
case BTN_SIDE: |
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382 |
break; |
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383 |
case BTN_EXTRA: |
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384 |
break; |
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385 |
case BTN_FORWARD: |
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386 |
break; |
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387 |
case BTN_BACK: |
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388 |
break; |
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389 |
case BTN_TASK: |
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390 |
break; |
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391 |
default: |
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392 |
return; |
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393 |
}
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394 |
xf86PostButtonEvent(local->dev, TRUE, |
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395 |
btn, ev->value, 0, 2, |
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396 |
priv->cur_x, |
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priv->cur_y); |
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398 |
#endif
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399 |
||
400 |
return; |
|
401 |
}
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|
402 |
||
403 |
||
404 |
||
405 |
||
406 |
static Bool |
|
407 |
DeviceOn (DeviceIntPtr dev) |
|
408 |
{
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|
409 |
LocalDevicePtr local = (LocalDevicePtr) dev->public.devicePrivate; |
|
410 |
EVTouchPrivatePtr priv = (EVTouchPrivatePtr) (local->private); |
|
411 |
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412 |
local->fd = xf86OpenSerial(local->options); |
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413 |
||
414 |
DBGOUT(2, "EVTouch: Device ON\n"); |
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415 |
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416 |
if (local->fd == -1) |
|
417 |
{
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418 |
xf86Msg(X_WARNING, "%s: cannot open input device\n", local->name); |
|
419 |
return (!Success); |
|
420 |
}
|
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421 |
||
422 |
priv->buffer = XisbNew(local->fd, 64); |
|
423 |
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424 |
||
425 |
if (!priv->buffer) |
|
426 |
{
|
|
427 |
xf86CloseSerial(local->fd); |
|
428 |
local->fd = -1; |
|
429 |
return (!Success); |
|
430 |
}
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|
431 |
xf86FlushInput(local->fd); |
|
432 |
||
433 |
#ifndef XFREE86_V4
|
|
434 |
xf86AddEnabledDevice(local); |
|
435 |
#else
|
|
436 |
AddEnabledDevice(local->fd); |
|
437 |
#endif
|
|
438 |
||
439 |
||
440 |
dev->public.on = TRUE; |
|
441 |
||
442 |
return (Success); |
|
443 |
}
|
|
444 |
||
445 |
||
446 |
||
447 |
||
448 |
static Bool |
|
449 |
DeviceOff (DeviceIntPtr dev) |
|
450 |
{
|
|
451 |
LocalDevicePtr local = (LocalDevicePtr) dev->public.devicePrivate; |
|
452 |
EVTouchPrivatePtr priv = (EVTouchPrivatePtr) (local->private); |
|
453 |
||
454 |
DBGOUT(2, "EVTouch: Device OFF\n"); |
|
455 |
||
456 |
if (local->fd != -1) |
|
457 |
{
|
|
458 |
xf86RemoveEnabledDevice (local); |
|
459 |
if (priv->buffer) |
|
460 |
{
|
|
461 |
XisbFree(priv->buffer); |
|
462 |
priv->buffer = NULL; |
|
463 |
}
|
|
464 |
xf86CloseSerial(local->fd); |
|
465 |
}
|
|
466 |
||
467 |
xf86RemoveEnabledDevice (local); |
|
468 |
dev->public.on = FALSE; |
|
469 |
||
470 |
if ( (priv->calibrate) && (priv->fifo>0) ){ |
|
471 |
SYSCALL(close (priv->fifo)); |
|
472 |
}
|
|
473 |
||
474 |
return (Success); |
|
475 |
}
|
|
476 |
||
477 |
||
478 |
||
479 |
||
480 |
static Bool |
|
481 |
DeviceInit (DeviceIntPtr dev) |
|
482 |
{
|
|
483 |
LocalDevicePtr local = (LocalDevicePtr) dev->public.devicePrivate; |
|
484 |
EVTouchPrivatePtr priv = (EVTouchPrivatePtr) (local->private); |
|
485 |
unsigned char map[] = {0, 1, 2, 3, 4, 5}; |
|
486 |
||
487 |
||
488 |
/*
|
|
489 |
* these have to be here instead of in the SetupProc, because when the
|
|
490 |
* SetupProc is run at server startup, screenInfo is not setup yet
|
|
491 |
*/
|
|
492 |
||
493 |
ScrnInfoPtr pScrn = xf86Screens[priv->screen_num]; |
|
494 |
||
495 |
priv->phys_width = pScrn->currentMode->HDisplay; /* physical screen resolution */ |
|
496 |
priv->phys_height = pScrn->currentMode->VDisplay; |
|
497 |
priv->screen_width = pScrn->virtualX; /* It's the virtual screen size ! */ |
|
498 |
priv->screen_height = pScrn->virtualY; |
|
499 |
priv->pViewPort_X0 = &(pScrn->frameX0); /* initialize the pointers to the viewport coords */ |
|
500 |
if ( (priv->screen_width != priv->phys_width) || |
|
501 |
(priv->screen_height != priv->phys_height) ) |
|
502 |
priv->virtual = 1; |
|
503 |
else
|
|
504 |
priv->virtual = 0; |
|
505 |
||
506 |
priv->pViewPort_Y0 = &(pScrn->frameY0); |
|
507 |
priv->pViewPort_X1 = &(pScrn->frameX1); |
|
508 |
priv->pViewPort_Y1 = &(pScrn->frameY1); |
|
509 |
||
510 |
DBGOUT(2, "EVTouch: DeviceInit\n"); |
|
511 |
DBGOUT(2, "EVTouch: Display X,Y: %d %d\n", priv->phys_width, priv->phys_height); |
|
512 |
DBGOUT(2, "EVTouch: Virtual X,Y: %d %d\n", priv->screen_width, priv->screen_height); |
|
513 |
DBGOUT(2, "EVTouch: DriverName, Rev.: %s %d\n", pScrn->driverName, pScrn->driverVersion); |
|
514 |
DBGOUT(2, "EVTouch: Viewport X0,Y0: %d %d\n", *priv->pViewPort_X0, *priv->pViewPort_Y0); |
|
515 |
DBGOUT(2, "EVTouch: Viewport X1,Y1: %d %d\n", *priv->pViewPort_X1, *priv->pViewPort_Y1); |
|
516 |
DBGOUT(2, "EVTouch: MaxValue H,V: %d %d\n", pScrn->maxHValue, pScrn->maxVValue); |
|
517 |
||
518 |
||
519 |
||
520 |
priv->screen_width = screenInfo.screens[priv->screen_num]->width; |
|
521 |
priv->screen_height = screenInfo.screens[priv->screen_num]->height; |
|
522 |
||
523 |
||
524 |
if (InitPtrFeedbackClassDeviceStruct((DeviceIntPtr) dev, |
|
525 |
ControlProc) == FALSE) |
|
526 |
{
|
|
527 |
ErrorF("Unable to init ptr feedback for EVTouch\n"); |
|
528 |
return !Success; |
|
529 |
}
|
|
530 |
||
531 |
/*
|
|
532 |
* Device reports button press for 5 buttons.
|
|
533 |
*/
|
|
534 |
if (InitButtonClassDeviceStruct (dev, 5, map) == FALSE) |
|
535 |
{
|
|
536 |
ErrorF("Unable to allocate EVTouch touchscreen ButtonClassDeviceStruct\n"); |
|
537 |
return !Success; |
|
538 |
}
|
|
539 |
||
540 |
if (InitFocusClassDeviceStruct(dev) == FALSE) { |
|
541 |
ErrorF("Unable to allocate EVTouch touchscreen FocusClassDeviceStruct\n"); |
|
542 |
return !Success; |
|
543 |
}
|
|
544 |
||
545 |
/*
|
|
546 |
* Device reports motions on 2 axes in absolute coordinates.
|
|
547 |
* Axes min and max values are reported in raw coordinates.
|
|
548 |
*/
|
|
549 |
if (InitValuatorClassDeviceStruct(dev, 2, xf86GetMotionEvents, |
|
550 |
local->history_size, Absolute) == FALSE) |
|
551 |
{
|
|
552 |
ErrorF ("Unable to allocate EVTouch touchscreen ValuatorClassDeviceStruct\n"); |
|
553 |
return !Success; |
|
554 |
}
|
|
555 |
else
|
|
556 |
{
|
|
557 |
InitValuatorAxisStruct (dev, 0, priv->min_x, priv->max_x, |
|
558 |
1024, |
|
559 |
EV_AXIS_MIN_RES /* min_res */ , |
|
560 |
EV_AXIS_MAX_RES /* max_res */ ); |
|
561 |
InitValuatorAxisStruct (dev, 1, priv->min_y, priv->max_y, |
|
562 |
1024, |
|
563 |
EV_AXIS_MIN_RES /* min_res */ , |
|
564 |
EV_AXIS_MAX_RES /* max_res */ ); |
|
565 |
}
|
|
566 |
||
567 |
/* Initial position of pointer on screen: Centered */
|
|
568 |
priv->cur_x=(priv->max_x - priv->min_x)/2; |
|
569 |
priv->cur_y=(priv->max_y - priv->min_y)/2; |
|
570 |
libtouchSetPos(priv->libtouch, priv->cur_x, priv->cur_y); |
|
571 |
||
572 |
||
573 |
if (InitProximityClassDeviceStruct (dev) == FALSE) |
|
574 |
{
|
|
575 |
ErrorF ("Unable to allocate EVTouch touchscreen ProximityClassDeviceStruct\n"); |
|
576 |
return !Success; |
|
577 |
}
|
|
578 |
||
579 |
/*
|
|
580 |
* Allocate the motion events buffer.
|
|
581 |
*/
|
|
582 |
xf86MotionHistoryAllocate (local); |
|
583 |
||
584 |
||
585 |
return (Success); |
|
586 |
}
|
|
587 |
||
588 |
||
589 |
||
590 |
||
591 |
static Bool |
|
592 |
DeviceControl (DeviceIntPtr dev, |
|
593 |
int mode) |
|
594 |
{
|
|
595 |
Bool RetValue; |
|
596 |
||
597 |
switch (mode) |
|
598 |
{
|
|
599 |
case DEVICE_INIT: |
|
600 |
DeviceInit(dev); |
|
601 |
RetValue = Success; |
|
602 |
break; |
|
603 |
case DEVICE_ON: |
|
604 |
RetValue = DeviceOn(dev); |
|
605 |
break; |
|
606 |
case DEVICE_OFF: |
|
607 |
case DEVICE_CLOSE: |
|
608 |
RetValue = DeviceOff(dev); |
|
609 |
break; |
|
610 |
default: |
|
611 |
RetValue = BadValue; |
|
612 |
}
|
|
613 |
||
614 |
return( RetValue ); |
|
615 |
}
|
|
616 |
||
617 |
||
618 |
||
619 |
||
620 |
static void |
|
621 |
EVTouchNewPacket (EVTouchPrivatePtr priv) |
|
622 |
{
|
|
623 |
xf86memset(&priv->ev, 0, sizeof(struct input_event)); |
|
624 |
priv->packeti = 0; |
|
625 |
priv->binary_pkt = FALSE; |
|
626 |
}
|
|
627 |
||
628 |
||
629 |
||
630 |
||
631 |
static unsigned char |
|
632 |
EVTouchRead(EVTouchPrivatePtr priv) |
|
633 |
{
|
|
634 |
unsigned char c; |
|
635 |
XisbBlockDuration (priv->buffer, EV_TIMEOUT); |
|
636 |
c = XisbRead(priv->buffer); |
|
637 |
return (c); |
|
638 |
}
|
|
639 |
||
640 |
||
641 |
||
642 |
static Bool |
|
643 |
EVTouchGetPacket (EVTouchPrivatePtr priv) |
|
644 |
{
|
|
645 |
static int count = 0; |
|
646 |
int c; |
|
647 |
CARD32 now; |
|
648 |
||
649 |
if (count==0) EVTouchNewPacket(priv); |
|
650 |
||
651 |
while ((c = XisbRead(priv->buffer)) >= 0) { |
|
652 |
if (count == 0) { |
|
653 |
now = GetTimeInMillis(); |
|
654 |
libtouchSetTime(priv->libtouch, now); |
|
655 |
}
|
|
656 |
||
657 |
((char *)&priv->ev)[count] = c; |
|
658 |
count ++; |
|
659 |
||
660 |
if (sizeof(priv->ev) == count) { |
|
661 |
count = 0; |
|
662 |
EVTouchDumpPacketToLog(priv); |
|
663 |
||
664 |
return Success; |
|
665 |
}
|
|
666 |
}
|
|
667 |
return (!Success); |
|
668 |
}
|
|
669 |
||
670 |
||
671 |
||
672 |
||
673 |
static void ReadInput (LocalDevicePtr local) |
|
674 |
{
|
|
675 |
struct input_event *ev; /* packet being/just read */ |
|
676 |
||
677 |
EVTouchPrivatePtr priv = (EVTouchPrivatePtr) (local->private); |
|
678 |
||
679 |
||
680 |
/*
|
|
681 |
* set blocking to -1 on the first call because we know there is data to
|
|
682 |
* read. Xisb automatically clears it after one successful read so that
|
|
683 |
* succeeding reads are preceeded buy a select with a 0 timeout to prevent
|
|
684 |
* read from blocking infinately.
|
|
685 |
*/
|
|
686 |
XisbBlockDuration (priv->buffer, -1); |
|
687 |
while (EVTouchGetPacket (priv) == Success) |
|
688 |
{
|
|
689 |
ev = &priv->ev; |
|
690 |
||
691 |
xf86XInputSetScreen(local, |
|
692 |
priv->screen_num, |
|
693 |
priv->cur_x, |
|
694 |
priv->cur_y); |
|
695 |
||
696 |
xf86PostProximityEvent(local->dev, 1, 0, 2, |
|
697 |
priv->cur_x, |
|
698 |
priv->cur_y); |
|
699 |
||
700 |
priv->old_x = priv->cur_x; |
|
701 |
priv->old_y = priv->cur_y; |
|
702 |
switch (ev->type) { |
|
703 |
case EV_ABS: |
|
704 |
EVTouchProcessAbs(priv); |
|
705 |
break; |
|
706 |
case EV_REL: |
|
707 |
EVTouchProcessRel(priv); |
|
708 |
break; |
|
709 |
case EV_KEY: |
|
710 |
if (priv->ev.code == BTN_TOUCH) { |
|
711 |
if (priv->ev.value == 1) { |
|
712 |
priv->touch_flags |= TOUCHED; |
|
713 |
DBGOUT(2, "EVTouch: TOUCHED\n"); |
|
714 |
}
|
|
715 |
else { |
|
716 |
priv->touch_flags &= ~TOUCHED; |
|
717 |
DBGOUT(2, "EVTouch: UNTOUCHED\n"); |
|
718 |
}
|
|
719 |
}
|
|
720 |
break; |
|
721 |
case EV_SYN: |
|
722 |
if ( priv->touch_flags & TOUCHED ) |
|
723 |
libtouchTriggerSM(priv->libtouch, PEN_TOUCHED); |
|
724 |
else
|
|
725 |
libtouchTriggerSM(priv->libtouch, PEN_UNTOUCHED); |
|
726 |
break; |
|
727 |
}
|
|
728 |
||
729 |
DBGOUT( 2, "EVTouch: setting (x/y)=(%d/%d)\n", |
|
730 |
priv->cur_x, priv->cur_y); |
|
731 |
||
732 |
/*
|
|
733 |
* Send events.
|
|
734 |
*
|
|
735 |
* We *must* generate a motion before a button change if pointer
|
|
736 |
* location has changed as DIX assumes this. This is why we always
|
|
737 |
* emit a motion, regardless of the kind of packet processed.
|
|
738 |
*/
|
|
739 |
xf86PostMotionEvent (local->dev, TRUE, 0, 2, |
|
740 |
priv->cur_x, |
|
741 |
priv->cur_y); |
|
742 |
||
743 |
if (ev->type == EV_KEY) |
|
744 |
EVTouchProcessKey(priv); |
|
745 |
||
746 |
||
747 |
}
|
|
748 |
}
|
|
749 |
||
750 |
||
751 |
||
752 |
||
753 |
static void |
|
754 |
ControlProc(DeviceIntPtr device, PtrCtrl *ctrl) |
|
755 |
{
|
|
756 |
DBGOUT(2, "EVTouch: ControlProc\n"); |
|
757 |
}
|
|
758 |
||
759 |
||
760 |
||
761 |
||
762 |
static void |
|
763 |
CloseProc (LocalDevicePtr local) |
|
764 |
{
|
|
765 |
xf86ErrorFVerb(2, "CLOSEPROC\n" ); |
|
766 |
}
|
|
767 |
||
768 |
||
769 |
||
770 |
||
771 |
static int |
|
772 |
SwitchMode (ClientPtr client, DeviceIntPtr dev, int mode) |
|
773 |
{
|
|
774 |
LocalDevicePtr local = (LocalDevicePtr) dev->public.devicePrivate; |
|
775 |
EVTouchPrivatePtr priv = (EVTouchPrivatePtr) (local->private); |
|
776 |
||
777 |
||
778 |
if ((mode == TS_Raw) || (mode == TS_Scaled)) |
|
779 |
{
|
|
780 |
priv->reporting_mode = mode; |
|
781 |
return (Success); |
|
782 |
}
|
|
783 |
else if ((mode == SendCoreEvents) || (mode == DontSendCoreEvents)) |
|
784 |
{
|
|
785 |
xf86XInputSetSendCoreEvents (local, (mode == SendCoreEvents)); |
|
786 |
return (Success); |
|
787 |
}
|
|
788 |
else
|
|
789 |
return (!Success); |
|
790 |
}
|
|
791 |
||
792 |
||
793 |
||
794 |
||
795 |
static Bool |
|
796 |
ConvertProc ( LocalDevicePtr local, |
|
797 |
int first, |
|
798 |
int num, |
|
799 |
int v0, |
|
800 |
int v1, |
|
801 |
int v2, |
|
802 |
int v3, |
|
803 |
int v4, |
|
804 |
int v5, |
|
805 |
int *x, |
|
806 |
int *y ) |
|
807 |
{
|
|
808 |
/*
|
|
809 |
correction factors depending on current position of pointer
|
|
810 |
*/
|
|
811 |
float cx[3]; |
|
812 |
float cy[3]; |
|
813 |
float dx = 0, dy = 0; |
|
814 |
||
815 |
int max_x, max_y; |
|
816 |
int xc, yc; |
|
817 |
int screen_width = 0; |
|
818 |
int screen_height = 0; |
|
819 |
#ifdef EVDBG
|
|
820 |
int i = 0; |
|
821 |
#endif
|
|
822 |
||
823 |
EVTouchPrivatePtr priv = (EVTouchPrivatePtr) (local->private); |
|
824 |
||
825 |
DBGOUT(2, "FIRST: v0=%d v1=%d\n", v0, v1); |
|
826 |
||
827 |
/*correction of raw coordinates*/
|
|
828 |
if ( (priv->fifo>0) && (priv->calibrate) ){ |
|
829 |
DBGOUT(2, "writing to FIFO\n"); |
|
830 |
SYSCALL(write (priv->fifo, &v0, sizeof(v0))); |
|
831 |
SYSCALL(write (priv->fifo, &v1, sizeof(v1))); |
|
832 |
}
|
|
833 |
||
834 |
if (!priv->calibrate) { |
|
835 |
xc = v0 - priv->min_x; |
|
836 |
yc = v1 - priv->min_y; |
|
837 |
||
838 |
max_x = priv->max_x - priv->min_x; |
|
839 |
max_y = priv->max_y - priv->min_y; |
|
840 |
||
841 |
if (priv->rotate == EV_ROTATE_NONE) { |
|
842 |
screen_width = priv->phys_width; |
|
843 |
screen_height = priv->phys_height; |
|
844 |
} else { |
|
845 |
screen_width = priv->phys_height; |
|
846 |
screen_height = priv->phys_width; |
|
847 |
}
|
|
848 |
||
849 |
||
850 |
if (xc < (max_x / 2)) { |
|
851 |
/*
|
|
852 |
left
|
|
853 |
*/
|
|
854 |
if (yc>(max_y / 2)) { |
|
855 |
/*
|
|
856 |
upper
|
|
857 |
*/
|
|
858 |
cx[1] = ((float) xc / (max_x / 2) ); |
|
859 |
cx[0] = (float) 1 - cx[1]; |
|
860 |
cy[0] = ((float) (yc-(max_y/2)) / (max_y/2) ); |
|
861 |
cy[1] = (float) 1 - cy[0]; |
|
862 |
||
863 |
dx = ((float) (cx[1] * cy[0] * priv->diff[1][0]) + |
|
864 |
(float)(cx[0] * cy[0] * priv->diff[0][0]) + |
|
865 |
(float)(cx[1] * cy[1] * priv->diff[4][0]) + |
|
866 |
(float)(cx[0] * cy[1] * priv->diff[3][0])); |
|
867 |
||
868 |
dy = ((float) (cx[1] * cy[0] * priv->diff[1][1]) + |
|
869 |
(float)(cx[0] * cy[0] * priv->diff[0][1]) + |
|
870 |
(float)(cx[1] * cy[1] * priv->diff[4][1]) + |
|
871 |
(float)(cx[0] * cy[1] * priv->diff[3][1])); |
|
872 |
}
|
|
873 |
else { |
|
874 |
/*
|
|
875 |
lower
|
|
876 |
*/
|
|
877 |
cx[1] = ((float) xc / (max_x/2) ); |
|
878 |
cx[0] = (float) 1 - cx[1]; |
|
879 |
cy[0] = ((float) yc / (max_y/2) ); |
|
880 |
cy[1] = (float) 1 - cy[0]; |
|
881 |
||
882 |
dx = ((float) (cx[1] * cy[0] * priv->diff[4][0]) + |
|
883 |
(float)(cx[0] * cy[0] * priv->diff[3][0]) + |
|
884 |
(float)(cx[1] * cy[1] * priv->diff[7][0]) + |
|
885 |
(float)(cx[0] * cy[1] * priv->diff[6][0])); |
|
886 |
||
887 |
dy = ((float) (cx[1] * cy[0] * priv->diff[4][1]) + |
|
888 |
(float)(cx[0] * cy[0] * priv->diff[3][1]) + |
|
889 |
(float)(cx[1] * cy[1] * priv->diff[7][1]) + |
|
890 |
(float)(cx[0] * cy[1] * priv->diff[6][1])); |
|
891 |
||
892 |
}
|
|
893 |
} else { |
|
894 |
/*
|
|
895 |
right
|
|
896 |
*/
|
|
897 |
if (yc>(max_y/2)) { |
|
898 |
/*
|
|
899 |
upper
|
|
900 |
*/
|
|
901 |
cx[1] = ((float) (xc-(max_x/2)) / (max_x/2) ); |
|
902 |
cx[0] = (float)1 - cx[1]; |
|
903 |
cy[0] = ((float) (yc-(max_y/2)) / (max_y/2) ); |
|
904 |
cy[1] = (float)1 - cy[0]; |
|
905 |
||
906 |
dx = ((float) (cx[1] * cy[0] * priv->diff[2][0]) + |
|
907 |
(float)(cx[0] * cy[0] * priv->diff[1][0]) + |
|
908 |
(float)(cx[1] * cy[1] * priv->diff[5][0]) + |
|
909 |
(float)(cx[0] * cy[1] * priv->diff[4][0])); |
|
910 |
||
911 |
dy = ((float) (cx[1] * cy[0] * priv->diff[2][1]) + |
|
912 |
(float)(cx[0] * cy[0] * priv->diff[1][1]) + |
|
913 |
(float)(cx[1] * cy[1] * priv->diff[5][1]) + |
|
914 |
(float)(cx[0] * cy[1] * priv->diff[4][1])); |
|
915 |
||
916 |
DBGOUT(2, "TEST: dx=%f dy=%f\n", dx, dy); |
|
917 |
} else { |
|
918 |
/*
|
|
919 |
lower
|
|
920 |
*/
|
|
921 |
cx[1] = ((float) (xc-(max_x/2)) / (max_x/2) ); |
|
922 |
cx[0] = (float) 1 - cx[1]; |
|
923 |
cy[0] = ((float) yc / (max_y/2) ); |
|
924 |
cy[1] = (float) 1 - cy[0]; |
|
925 |
||
926 |
dx = ((float) (cx[1] * cy[0] * priv->diff[5][0]) + |
|
927 |
(float)(cx[0] * cy[0] * priv->diff[4][0]) + |
|
928 |
(float)(cx[1] * cy[1] * priv->diff[8][0]) + |
|
929 |
(float)(cx[0] * cy[1] * priv->diff[7][0])); |
|
930 |
||
931 |
dy = ((float) (cx[1] * cy[0] * priv->diff[5][1]) + |
|
932 |
(float)(cx[0] * cy[0] * priv->diff[4][1]) + |
|
933 |
(float)(cx[1] * cy[1] * priv->diff[8][1]) + |
|
934 |
(float)(cx[0] * cy[1] * priv->diff[7][1])); |
|
935 |
}
|
|
936 |
}
|
|
937 |
||
938 |
||
939 |
#ifdef EVDBG
|
|
940 |
for (i=0; i<3; i++) |
|
941 |
xf86ErrorFVerb(2, "cx[%d]=%f cy[%d]=%f\n", i, cx[i] |
|
942 |
,i, cy[i]); |
|
943 |
||
944 |
DBGOUT(2, "ViewPort_X0=%d ViewPort_Y0=%d\n", |
|
945 |
*(priv->pViewPort_X0), |
|
946 |
*(priv->pViewPort_Y0)); |
|
947 |
DBGOUT(2, "dx=%f dy=%f\n", dx, dy); |
|
948 |
#endif
|
|
949 |
||
950 |
xc = ( ((float)xc / max_x) * screen_width ) + dx; |
|
951 |
yc = ( ((float)yc / max_y) * screen_height) + dy; |
|
952 |
||
953 |
if (priv->swap_y == TRUE) |
|
954 |
yc = screen_height - yc; |
|
955 |
||
956 |
/* ususally we DON'T swap x -- but if swap_x is 1
|
|
957 |
=> go on and swap */
|
|
958 |
if (priv->swap_x == TRUE) |
|
959 |
xc = screen_width - xc; |
|
960 |
||
961 |
/* rotation mixes x and y up a bit */
|
|
962 |
if (priv->rotate == EV_ROTATE_CW) { |
|
963 |
v0 = yc; |
|
964 |
v1 = screen_width - xc; |
|
965 |
} else if (priv->rotate == EV_ROTATE_CCW) { |
|
966 |
v0 = screen_height - yc; |
|
967 |
v1 = xc; |
|
968 |
} else { |
|
969 |
v0 = xc; |
|
970 |
v1 = yc; |
|
971 |
}
|
|
972 |
}
|
|
973 |
||
974 |
DBGOUT(2, "FINAL: v0=%d v1=%d\n", v0, v1); |
|
975 |
||
976 |
*x = v0; |
|
977 |
*y = v1; |
|
978 |
||
979 |
return (TRUE); |
|
980 |
}
|
|
981 |
||
982 |
||
983 |
||
984 |
||
985 |
static Bool |
|
986 |
QueryHardware (LocalDevicePtr local) |
|
987 |
{
|
|
988 |
xf86ErrorFVerb(2, "QUERY HARDWARE\n" ); |
|
989 |
||
990 |
return Success; |
|
991 |
}
|
|
992 |
||
993 |
||
994 |
||
995 |
||
996 |
static InputInfoPtr |
|
997 |
EVTouchPreInit(InputDriverPtr drv, IDevPtr dev, int flags) |
|
998 |
{
|
|
999 |
/* LocalDevicePtr local; */
|
|
1000 |
InputInfoPtr local; |
|
1001 |
EVTouchPrivatePtr priv; |
|
1002 |
||
1003 |
int i = 0; |
|
1004 |
char *s; |
|
1005 |
char tmp_str[8]; |
|
1006 |
int timeo = 0; |
|
1007 |
||
1008 |
priv = xcalloc (1, sizeof (EVTouchPrivateRec)); |
|
1009 |
if (!priv) |
|
1010 |
return NULL; |
|
1011 |
||
1012 |
local = xf86AllocateInput(drv, 0); |
|
1013 |
if (!local) { |
|
1014 |
xfree(priv); |
|
1015 |
return NULL; |
|
1016 |
}
|
|
1017 |
||
1018 |
local->name = dev->identifier; |
|
1019 |
local->type_name = XI_TOUCHSCREEN; |
|
1020 |
local->device_control = DeviceControl; |
|
1021 |
local->read_input = ReadInput; |
|
1022 |
local->control_proc = NULL; /* ControlProc; */ |
|
1023 |
local->close_proc = CloseProc; |
|
1024 |
local->switch_mode = SwitchMode; |
|
1025 |
local->conversion_proc = ConvertProc; |
|
1026 |
local->reverse_conversion_proc = NULL; |
|
1027 |
local->fd = -1; |
|
1028 |
local->dev = NULL; |
|
1029 |
local->private = priv; |
|
1030 |
priv->local = local; |
|
1031 |
local->private_flags = 0; |
|
1032 |
local->flags = XI86_POINTER_CAPABLE | XI86_SEND_DRAG_EVENTS; |
|
1033 |
local->conf_idev = dev; |
|
1034 |
||
1035 |
xf86CollectInputOptions(local, default_options, NULL); |
|
1036 |
||
1037 |
xf86OptionListReport(local->options); |
|
1038 |
||
1039 |
local->fd = xf86OpenSerial (local->options); |
|
1040 |
if (local->fd == -1) |
|
1041 |
{
|
|
1042 |
ErrorF ("EVTouch driver unable to open device\n"); |
|
1043 |
goto SetupProc_fail; |
|
1044 |
}
|
|
1045 |
xf86ErrorFVerb( 3, "evdev device opened successfully\n" ); |
|
1046 |
||
1047 |
priv->libtouch = xcalloc(1, sizeof(LibTouchRec)); |
|
1048 |
libtouchInit(priv->libtouch, local); |
|
1049 |
priv->calibrate = xf86SetIntOption(local->options, "Calibrate", 0); |
|
1050 |
priv->min_x = xf86SetIntOption(local->options, "MinX", 0 ); |
|
1051 |
priv->max_x = xf86SetIntOption(local->options, "MaxX", EV_SCREEN_WIDTH ); |
|
1052 |
priv->min_y = xf86SetIntOption(local->options, "MinY", 0 ); |
|
1053 |
priv->max_y = xf86SetIntOption(local->options, "MaxY", EV_SCREEN_HEIGHT ); |
|
1054 |
priv->screen_num = xf86SetIntOption(local->options, "ScreenNumber", 0 ); |
|
1055 |
priv->button_number = xf86SetIntOption(local->options, "ButtonNumber", 2 ); |
|
1056 |
||
1057 |
priv->emulate3 = xf86SetBoolOption(local->options, "Emulate3Buttons", TRUE); |
|
1058 |
priv->emulate3_timeout = xf86SetIntOption(local->options, |
|
1059 |
"Emulate3Timeout", 50); |
|
1060 |
priv->buttonless = xf86SetBoolOption(local->options, "ButtonlessDevice", FALSE); |
|
1061 |
||
1062 |
debug_level = xf86SetIntOption(local->options, "DebugLevel", 0); |
|
1063 |
libtouchSetDebugLevel(debug_level); |
|
1064 |
||
1065 |
timeo = xf86SetIntOption(local->options, "TapTimer", 90); |
|
1066 |
libtouchSetTapTimeo(priv->libtouch, timeo); |
|
1067 |
||
1068 |
timeo = xf86SetIntOption(local->options, "LongtouchTimer", 160); |
|
1069 |
libtouchSetLongtouchTimeo(priv->libtouch, timeo); |
|
1070 |
||
1071 |
libtouchSetMoveLimit(priv->libtouch, |
|
1072 |
xf86SetIntOption( local->options, |
|
1073 |
"MoveLimit", 180 )); |
|
1074 |
||
1075 |
priv->rotate = EV_ROTATE_NONE; |
|
1076 |
s = xf86FindOptionValue(local->options, "Rotate"); |
|
1077 |
if (s) { |
|
1078 |
if (xf86NameCmp(s, "CW") == 0) { |
|
1079 |
priv->rotate = EV_ROTATE_CW; |
|
1080 |
} else if (xf86NameCmp(s, "CCW") == 0 ) { |
|
1081 |
priv->rotate = EV_ROTATE_CCW; |
|
1082 |
}
|
|
1083 |
}
|
|
1084 |
||
1085 |
if (priv->rotate == EV_ROTATE_NONE) { |
|
1086 |
priv->max_rel_x = priv->max_x; |
|
1087 |
priv->max_rel_y = priv->max_y; |
|
1088 |
priv->min_rel_x = priv->min_x; |
|
1089 |
priv->min_rel_y = priv->min_y; |
|
1090 |
} else { |
|
1091 |
priv->max_rel_x = priv->max_y; |
|
1092 |
priv->max_rel_y = priv->max_x; |
|
1093 |
priv->min_rel_x = priv->min_y; |
|
1094 |
priv->min_rel_y = priv->min_x; |
|
1095 |
}
|
|
1096 |
||
1097 |
priv->swap_y = xf86SetBoolOption(local->options, "SwapY", FALSE); |
|
1098 |
priv->swap_x = xf86SetBoolOption(local->options, "SwapX", FALSE); |
|
1099 |
||
1100 |
/*
|
|
1101 |
get calibration parameters from XF86Config
|
|
1102 |
*/
|
|
1103 |
for (i=0; i<9; i++){ |
|
1104 |
sprintf(tmp_str, "x%d", i); |
|
1105 |
priv->diff[i][0] = xf86SetIntOption( local->options, |
|
1106 |
tmp_str, 0 ); |
|
1107 |
sprintf(tmp_str, "y%d", i); |
|
1108 |
priv->diff[i][1] = xf86SetIntOption( local->options, |
|
1109 |
tmp_str, 0 ); |
|
1110 |
DBGOUT(2, "(diff[%d][0]/diff[%d][1])=(%d/%d)\n", i, i, |
|
1111 |
priv->diff[i][0], priv->diff[i][1]); |
|
1112 |
}
|
|
1113 |
||
1114 |
xf86AlwaysCore(local, TRUE); |
|
1115 |
||
1116 |
s = xf86FindOptionValue (local->options, "ReportingMode"); |
|
1117 |
if ((s) && (xf86NameCmp (s, "raw") == 0)) |
|
1118 |
priv->reporting_mode = TS_Raw; |
|
1119 |
else
|
|
1120 |
priv->reporting_mode = TS_Scaled; |
|
1121 |
||
1122 |
priv->buffer = XisbNew (local->fd, 200); |
|
1123 |
priv->touch_flags = 0; |
|
1124 |
||
1125 |
DBG (9, XisbTrace (priv->buffer, 1)); |
|
1126 |
||
1127 |
if (QueryHardware(local) != Success) |
|
1128 |
{
|
|
1129 |
ErrorF ("Unable to query/initialize EVTouch hardware.\n"); |
|
1130 |
goto SetupProc_fail; |
|
1131 |
}
|
|
1132 |
||
1133 |
local->history_size = xf86SetIntOption( local->options, "HistorySize", 0 ); |
|
1134 |
||
1135 |
/* prepare to process touch packets */
|
|
1136 |
EVTouchNewPacket (priv); |
|
1137 |
||
1138 |
/*
|
|
1139 |
if started in calibration-mode:
|
|
1140 |
- open named pipe
|
|
1141 |
*/
|
|
1142 |
if (priv->calibrate) { |
|
1143 |
SYSCALL(priv->fifo=open("/tmp/ev_calibrate", O_RDWR, 0)); |
|
1144 |
if (priv->fifo < 0) |
|
1145 |
xf86ErrorFVerb(2, "open FIFO FAILED\n"); |
|
1146 |
}
|
|
1147 |
||
1148 |
/* this results in an xstrdup that must be freed later */
|
|
1149 |
local->name = xf86SetStrOption( local->options, "DeviceName", "EVTouch TouchScreen" ); |
|
1150 |
xf86ProcessCommonOptions(local, local->options); |
|
1151 |
local->flags |= XI86_CONFIGURED; |
|
1152 |
||
1153 |
if (local->fd != -1) |
|
1154 |
{
|
|
1155 |
if (priv->buffer) |
|
1156 |
{
|
|
1157 |
XisbFree(priv->buffer); |
|
1158 |
priv->buffer = NULL; |
|
1159 |
}
|
|
1160 |
xf86CloseSerial(local->fd); |
|
1161 |
}
|
|
1162 |
local->fd = -1; |
|
1163 |
return (local); |
|
1164 |
||
1165 |
SetupProc_fail: |
|
1166 |
if ((local) && (local->fd)) |
|
1167 |
xf86CloseSerial (local->fd); |
|
1168 |
if ((local) && (local->name)) |
|
1169 |
xfree (local->name); |
|
1170 |
||
1171 |
if ((priv) && (priv->buffer)) |
|
1172 |
XisbFree (priv->buffer); |
|
1173 |
if (priv) |
|
1174 |
xfree (priv); |
|
1175 |
return (local); |
|
1176 |
}
|