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added an input device addon for GeniusEasypen serial tablets

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git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@17974 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Jérôme Duval 2006-06-29 19:01:30 +00:00
parent 3548341794
commit ade5efae04
4 changed files with 402 additions and 0 deletions
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1
src/add-ons/input_server/devices/Jamfile
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SubDir HAIKU_TOP src add-ons input_server devices ;
SubInclude HAIKU_TOP src add-ons input_server devices easypen ;
SubInclude HAIKU_TOP src add-ons input_server devices keyboard ;
SubInclude HAIKU_TOP src add-ons input_server devices mouse ;
#SubInclude HAIKU_TOP src add-ons input_server devices serial_mouse ;

343
src/add-ons/input_server/devices/easypen/EasyPenInputDevice.cpp Normal file
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/*
* Copyright 2006, Haiku.
* Distributed under the terms of the MIT License.
*
* Authors:
* Jérôme Duval
*
* References:
* Google search "technic doc genius" , http://www.bebits.com/app/2152
*/
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <Debug.h>
#include <InterfaceDefs.h>
#include <SerialPort.h>
#include "EasyPenInputDevice.h"
#include "kb_mouse_driver.h"
/*
IN ABSOLUTE MODE (MM Series)
Least Most
Bytes Bit to Significant Significant Bit to
Transmitted Start Bit Bit Stop
0 1 2 3 4 5 6 7 8
----------- ----- --------------------------------------------- ------
1st Byte 0 Fa Fb Fc Sy Sx T PR PH P 1
2nd Byte 0 X0 X1 X2 X3 X4 X5 X6 0 P 1
3rd Byte 0 X7 X8 X9 X10 X11 X12 X13 0 P 1
4th Byte 0 Y0 Y1 Y2 Y3 Y4 Y5 Y6 0 P 1
5th Byte 0 Y7 Y8 Y9 Y10 Y11 Y12 Y13 0 P 1
*/
#if DEBUG
inline void LOG(const char *fmt, ...) { char buf[1024]; va_list ap; va_start(ap, fmt); vsprintf(buf, fmt, ap); va_end(ap); \
fputs(buf, EasyPenInputDevice::sLogFile); fflush(EasyPenInputDevice::sLogFile); }
#define LOG_ERR(text...) LOG(text)
FILE *EasyPenInputDevice::sLogFile = NULL;
#else
#define LOG(text...)
#define LOG_ERR(text...) fprintf(stderr, text)
#endif
#define CALLED() LOG("%s\n", __PRETTY_FUNCTION__)
#ifndef B_FIRST_REAL_TIME_PRIORITY
# define B_FIRST_REAL_TIME_PRIORITY B_REAL_TIME_DISPLAY_PRIORITY
#endif
const static uint32 kTabletThreadPriority = B_FIRST_REAL_TIME_PRIORITY + 4;
struct tablet_device {
tablet_device(BSerialPort *port);
~tablet_device();
input_device_ref device_ref;
thread_id device_watcher;
bool active;
BSerialPort *serial;
EasyPenInputDevice *owner;
};
extern "C"
BInputServerDevice *
instantiate_input_device()
{
return new EasyPenInputDevice();
}
EasyPenInputDevice::EasyPenInputDevice()
{
#if DEBUG
sLogFile = fopen("/var/log/easypen_device_log.log", "a");
#endif
}
EasyPenInputDevice::~EasyPenInputDevice()
{
CALLED();
for (int32 i = 0; i < fDevices.CountItems(); i++)
delete (tablet_device *)fDevices.ItemAt(i);
#if DEBUG
fclose(sLogFile);
#endif
}
status_t
EasyPenInputDevice::InitCheck()
{
CALLED();
BSerialPort *serial = new BSerialPort();
int count = serial->CountDevices();
char devName[B_OS_NAME_LENGTH];
char byte;
for (int i=0; i<count; i++) {
serial->GetDeviceName(i, devName);
serial->SetDataRate(B_9600_BPS);
serial->SetDataBits(B_DATA_BITS_8);
serial->SetStopBits(B_STOP_BITS_1);
serial->SetParityMode(B_ODD_PARITY);
serial->SetFlowControl(B_HARDWARE_CONTROL+B_SOFTWARE_CONTROL);
serial->SetBlocking(true);
serial->SetTimeout(800000);
if (serial->Open(devName) < B_OK) {
LOG("Fail to open %s\n", devName);
continue;
}
snooze(250000);
serial->Write("z9", 2); // 8 data bits,odd parity <command> z 9
serial->Write((char)NULL, 1); // Reset <command> NUL
serial->Write("DP", 2); // mode command D trigger command P
snooze(250000);
serial->ClearInput();
serial->Write("twP", 3); // Self-Test, Send Test Results, trigger command P
serial->Read(&byte, 1);
if ((byte & 0xf7) != 0x87) {
LOG("Self test failed for %s %x\n", devName, byte & 0xf7);
continue;
}
tablet_device *device = new tablet_device(serial);
device->owner = this;
input_device_ref *devices[2];
devices[0] = &device->device_ref;
devices[1] = NULL;
fDevices.AddItem(device);
RegisterDevices(devices);
serial = new BSerialPort();
}
delete serial;
LOG("Found %ld devices\n", fDevices.CountItems());
get_click_speed(&fClickSpeed);
return fDevices.CountItems() > 0 ? B_OK : B_ERROR;
}
status_t
EasyPenInputDevice::Start(const char *name, void *cookie)
{
tablet_device *device = (tablet_device *)cookie;
LOG("%s(%s)\n", __PRETTY_FUNCTION__, name);
char threadName[B_OS_NAME_LENGTH];
snprintf(threadName, B_OS_NAME_LENGTH, "%s watcher", name);
device->active = true;
device->device_watcher = spawn_thread(DeviceWatcher, threadName,
kTabletThreadPriority, device);
if (device->device_watcher < B_OK)
return device->device_watcher;
resume_thread(device->device_watcher);
return B_OK;
}
status_t
EasyPenInputDevice::Stop(const char *name, void *cookie)
{
tablet_device *device = (tablet_device *)cookie;
LOG("%s(%s)\n", __PRETTY_FUNCTION__, name);
device->active = false;
if (device->device_watcher >= 0) {
suspend_thread(device->device_watcher);
resume_thread(device->device_watcher);
status_t dummy;
wait_for_thread(device->device_watcher, &dummy);
}
return B_OK;
}
status_t
EasyPenInputDevice::Control(const char *name, void *cookie,
uint32 command, BMessage *message)
{
LOG("%s(%s, code: %lu)\n", __PRETTY_FUNCTION__, name, command);
if (command == B_CLICK_SPEED_CHANGED)
get_click_speed(&fClickSpeed);
return B_OK;
}
int32
EasyPenInputDevice::DeviceWatcher(void *arg)
{
tablet_device *dev = (tablet_device *)arg;
EasyPenInputDevice *owner = dev->owner;
tablet_movement movements;
tablet_movement old_movements;
BMessage *message;
uint8 byte;
uint8 bytes[4];
bigtime_t lastClickTimeStamp = 0LL;
memset(&movements, 0, sizeof(movements));
memset(&old_movements, 0, sizeof(old_movements));
dev->serial->Write(":@FRb", 5);
while (dev->active) {
byte = 0;
while(!byte)
dev->serial->Read(&byte, 1);
if (byte & 0x40 || !(byte & 0x80)) { // 7th bit on or 8th bit off
snooze(10000); // this is a realtime thread, and something is wrong...
continue;
}
if (dev->serial->Read(bytes, 4) != 4)
continue;
if (*(uint32*)bytes & 0x80808080)
continue;
movements.buttons = byte & 0x7;
movements.timestamp = system_time();
movements.xpos = (bytes[1] << 7) | bytes[0];
movements.ypos = (bytes[3] << 7) | bytes[2];
uint32 buttons = old_movements.buttons ^ movements.buttons;
LOG("%s: buttons: 0x%lx, x: %f, y: %f, clicks:%ld, wheel_x:%ld, wheel_y:%ld\n", dev->device_ref.name, movements.buttons,
movements.xpos, movements.ypos, movements.clicks, movements.wheel_xdelta, movements.wheel_ydelta);
movements.xpos /= 1950.0;
movements.ypos /= 1500.0;
LOG("%s: x: %f, y: %f, \n", dev->device_ref.name, movements.xpos, movements.ypos);
if (buttons != 0) {
message = new BMessage(B_MOUSE_UP);
if ((buttons & movements.buttons) > 0) {
message->what = B_MOUSE_DOWN;
if(lastClickTimeStamp + owner->fClickSpeed <= movements.timestamp)
movements.clicks = 1;
else
movements.clicks++;
lastClickTimeStamp = movements.timestamp;
message->AddInt32("clicks", movements.clicks);
LOG("B_MOUSE_DOWN\n");
} else {
LOG("B_MOUSE_UP\n");
}
message->AddInt64("when", movements.timestamp);
message->AddInt32("buttons", movements.buttons);
message->AddFloat("x", movements.xpos);
message->AddFloat("y", movements.ypos);
owner->EnqueueMessage(message);
}
if (movements.xpos != 0.0 || movements.ypos != 0.0) {
message = new BMessage(B_MOUSE_MOVED);
if (message) {
message->AddInt64("when", movements.timestamp);
message->AddInt32("buttons", movements.buttons);
message->AddFloat("x", movements.xpos);
message->AddFloat("y", movements.ypos);
message->AddFloat("be:tablet_x", movements.xpos);
message->AddFloat("be:tablet_y", movements.ypos);
message->AddFloat("be:tablet_pressure", movements.pressure);
message->AddInt32("be:tablet_eraser", movements.eraser);
if (movements.tilt_x != 0.0 || movements.tilt_y != 0.0) {
message->AddFloat("be:tablet_tilt_x", movements.tilt_x);
message->AddFloat("be:tablet_tilt_y", movements.tilt_y);
}
owner->EnqueueMessage(message);
}
}
if ((movements.wheel_ydelta != 0) || (movements.wheel_xdelta != 0)) {
message = new BMessage(B_MOUSE_WHEEL_CHANGED);
if (message) {
message->AddInt64("when", movements.timestamp);
message->AddFloat("be:wheel_delta_x", movements.wheel_xdelta);
message->AddFloat("be:wheel_delta_y", movements.wheel_ydelta);
owner->EnqueueMessage(message);
}
}
old_movements = movements;
}
return 0;
}
// tablet_device
tablet_device::tablet_device(BSerialPort *port)
{
serial = port;
device_watcher = -1;
active = false;
device_ref.name = strdup("Genius EasyPen");
device_ref.type = B_POINTING_DEVICE;
device_ref.cookie = this;
};
tablet_device::~tablet_device()
{
free(device_ref.name);
}

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src/add-ons/input_server/devices/easypen/EasyPenInputDevice.h Normal file
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/*
* Copyright 2006, Haiku.
* Distributed under the terms of the MIT License.
*
* Authors:
* Jérôme Duval
*
* References:
* Google search "technic doc genius" , http://www.bebits.com/app/2152
*/
#ifndef __EASYPENINPUTDEVICE_H
#define __EASYPENINPUTDEVICE_H
#include <InputServerDevice.h>
#include <List.h>
#include <stdio.h>
struct tablet_device;
class EasyPenInputDevice : public BInputServerDevice {
public:
EasyPenInputDevice();
~EasyPenInputDevice();
virtual status_t InitCheck();
virtual status_t Start(const char *name, void *cookie);
virtual status_t Stop(const char *name, void *cookie);
virtual status_t Control(const char *name, void *cookie,
uint32 command, BMessage *message);
private:
static int32 DeviceWatcher(void *arg);
BList fDevices;
bigtime_t fClickSpeed;
#ifdef DEBUG
public:
static FILE *sLogFile;
#endif
};
extern "C" BInputServerDevice *instantiate_input_device();
#endif

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src/add-ons/input_server/devices/easypen/Jamfile Normal file
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SubDir HAIKU_TOP src add-ons input_server devices easypen ;
SetSubDirSupportedPlatformsBeOSCompatible ;
UsePrivateHeaders input ;
Addon <input>easypen : input_server/devices :
EasyPenInputDevice.cpp
: false
: be device <nogrist>input_server ;