wacom.h File Reference

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Functions
G_BEGIN_DECLS void	wacom_scan_high (void)
	Set Wacom tablet scanning to high accuracy, increasing power usage.
void	wacom_scan_normal (void)
	Normal Wacom tablet scanning, descreasing accuracy and preserving power.
void	wacom_resume (void)
	Enable Wacom tablet, return to normal scanning.
void	wacom_tilt_correction_enable (gboolean tilt_enable)
	Enable/Disable Hardware Tilt Correction algorithm.
void	wacom_suspend (void)
	Suspend Wacom tablet, wakes up when pen detected.
void	wacom_enable (void)
	Enable Wacom tablet.
void	wacom_disable (void)
	Disable Wacom tablet. No scanning at all.
void	wacom_reset ()
	Reset Wacom tablet by toggling hardware reset line.
gboolean	wacom_is_enabled (void)
	Query if Wacom tablet is enabled.

---

Function Documentation

void wacom_disable

(

void

)

Disable Wacom tablet. No scanning at all.

---------------------------------------------------------------------------

Name : wacom_disable

Parameters:

--

Returns:

--

--------------------------------------------------------------------------

Definition at line 181 of file wacom.c.

References g_wacom_enabled, LOGPRINTF, and sys_set_power().

Referenced by cb_sys_set_stylus(), event_gconf_value_changed(), set_startup_defaults(), and start_demo_mode().

{
    LOGPRINTF("entry");
    
    sys_set_power("wacom", 0);
    g_wacom_enabled = FALSE;
}

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void wacom_enable

(

void

)

Enable Wacom tablet.

---------------------------------------------------------------------------

Name : wacom_enable

Parameters:

--

Returns:

--

--------------------------------------------------------------------------

Definition at line 171 of file wacom.c.

References g_wacom_enabled, LOGPRINTF, set_defaults(), and sys_set_power().

Referenced by cb_sys_set_stylus(), event_gconf_value_changed(), set_startup_defaults(), and stop_demo_mode().

{
    LOGPRINTF("entry");
    
    g_wacom_enabled = TRUE;
    sys_set_power("wacom", 1);
    set_defaults();
}

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gboolean wacom_is_enabled

(

void

)

Query if Wacom tablet is enabled.

---------------------------------------------------------------------------

Name : wacom_is_enabled

Parameters:

--

Returns:

TRUE when Wacom tablet is enabled, FALSE otherwise

--------------------------------------------------------------------------

Definition at line 200 of file wacom.c.

References g_wacom_enabled.

Referenced by cb_sys_get_stylus(), and do_idle().

{
    return g_wacom_enabled;
}

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void wacom_reset

(

)

Reset Wacom tablet by toggling hardware reset line.

---------------------------------------------------------------------------

Name : wacom_reset

Parameters:

--

Returns:

--

--------------------------------------------------------------------------

Definition at line 190 of file wacom.c.

References g_wacom_enabled, LOGPRINTF, set_defaults(), and sys_set_power().

Referenced by do_idle().

{
    LOGPRINTF("entry");
    
    g_wacom_enabled = TRUE;
    sys_set_power("wacom_reset", 1);
    set_defaults();
}

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void wacom_resume

(

void

)

Enable Wacom tablet, return to normal scanning.

---------------------------------------------------------------------------

Name : wacom_resume

Parameters:

--

Returns:

--

--------------------------------------------------------------------------

Definition at line 139 of file wacom.c.

References g_wacom_enabled, LOGPRINTF, and WARNPRINTF.

Referenced by cb_sys_set_stylus(), do_idle(), wacom_scan_high(), and wacom_scan_normal().

{
    LOGPRINTF("entry");
    if (g_wacom_enabled)
    {
        // since the wacom switches to writing mode (133pps) automatically, don't do anything
    }
    else
    {
        WARNPRINTF("wacom is disabled, mode not changed");
    }
}

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G_BEGIN_DECLS void wacom_scan_high

(

void

)

Set Wacom tablet scanning to high accuracy, increasing power usage.

File Name : wacom.h

Description: Wacom tables functions Copyright (C) 2008 iRex Technologies B.V. All rights reserved.---------------------------------------------------------------------------

Name : wacom_scan_high

Parameters:

--

Returns:

--

--------------------------------------------------------------------------

Definition at line 95 of file wacom.c.

References g_wacom_enabled, LOGPRINTF, send_command(), wacom_resume(), and WARNPRINTF.

Referenced by cb_sys_set_stylus(), and set_defaults().

{
    LOGPRINTF("entry");
    if (g_wacom_enabled)
    {
        wacom_resume();
        send_command("sample-133");
    }
    else
    {
        WARNPRINTF("wacom is disabled, mode not changed");
    }
}

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void wacom_scan_normal

(

void

)

Normal Wacom tablet scanning, descreasing accuracy and preserving power.

---------------------------------------------------------------------------

Name : wacom_scan_normal

Parameters:

--

Returns:

--

--------------------------------------------------------------------------

Definition at line 110 of file wacom.c.

References g_wacom_enabled, LOGPRINTF, send_command(), wacom_resume(), and WARNPRINTF.

Referenced by cb_sys_set_stylus().

{
    LOGPRINTF("entry");
    if (g_wacom_enabled)
    {
        wacom_resume();
        send_command("sample-80");
    }
    else
    {
        WARNPRINTF("wacom is disabled, mode not changed");
    }
}

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void wacom_suspend

(

void

)

Suspend Wacom tablet, wakes up when pen detected.

---------------------------------------------------------------------------

Name : wacom_suspend

Parameters:

--

Returns:

--

--------------------------------------------------------------------------

Definition at line 125 of file wacom.c.

References g_wacom_enabled, LOGPRINTF, and WARNPRINTF.

Referenced by cb_sys_set_stylus(), and do_idle().

{
    LOGPRINTF("entry");
    if (g_wacom_enabled)
    {
        // since the wacom switches to normal mode (8pps) automatically, don't do anything
    }
    else
    {
        WARNPRINTF("wacom is disabled, mode not changed");
    }
}

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void wacom_tilt_correction_enable

(

gboolean

tilt_enable

)

Enable/Disable Hardware Tilt Correction algorithm.

---------------------------------------------------------------------------

Name : wacom_tilt_correction_enable

Parameters:

tilt_enable

TRUE to enable correction, FALSE to disable it

Returns:

--

--------------------------------------------------------------------------

Definition at line 153 of file wacom.c.

References g_wacom_enabled, LOGPRINTF, send_command(), and WARNPRINTF.

Referenced by set_defaults().

{
    LOGPRINTF("entry");
    if (g_wacom_enabled && tilt_enable)
    {
        send_command("tiltcor-on");
    }
    else if (g_wacom_enabled && !tilt_enable)
    {
        send_command("tiltcor-off");
    }
    else
    {
        WARNPRINTF("wacom is disabled, tilt correction not changed");
    }
}

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