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/* More tool options
*
* gsumi version 0.9.2
*
* Copyright 1998 Owen Taylor <otaylor@gtk.org>
*/
#include <stdio.h>
#include "gsumi.h"
static GtkWidget *options_dialog = NULL;
static GtkWidget *use_threshhold_button;
static GtkWidget *threshhold_slider;
static GtkWidget *profile_widget;
static gdouble saved_threshhold;
static gint saved_use_threshhold;
static gdouble saved_profile[32];
static ToolInfo *current_tool;
static void options_dialog_update (void);
static gint options_dialog_delete_cb (GtkWidget *widget);
static void options_dialog_threshhold_cb (GtkAdjustment *adj);
static void options_dialog_use_threshhold_toggled (GtkWidget *widget);
static void options_dialog_snarf_profile (GtkWidget *widget);
static void options_dialog_close_cb (GtkWidget *widget);
static gint options_dialog_revert_cb (GtkWidget *widget);
static gint options_dialog_delete_cb (GtkWidget *widget);
#define CURVE_RANGE 150.
void
options_dialog_create (void)
{
GtkWidget *button;
GtkWidget *label;
GtkAdjustment *adj;
GtkWidget *main_vbox;
GtkWidget *curve;
if (!options_dialog)
{
options_dialog = gtk_dialog_new ();
gtk_signal_connect (GTK_OBJECT (options_dialog), "delete_event",
GTK_SIGNAL_FUNC(options_dialog_delete_cb),
NULL);
main_vbox = gtk_vbox_new (FALSE, 4);
gtk_container_border_width (GTK_CONTAINER (main_vbox), 5);
gtk_box_pack_start (GTK_BOX(GTK_DIALOG (options_dialog)->vbox),
main_vbox, TRUE, TRUE, 0);
gtk_widget_show (main_vbox);
use_threshhold_button = gtk_check_button_new_with_label ("Simulate clicks from pressure");
gtk_box_pack_start (GTK_BOX(main_vbox),
use_threshhold_button, FALSE, FALSE, 0);
gtk_widget_show (use_threshhold_button);
gtk_signal_connect (GTK_OBJECT (use_threshhold_button), "toggled",
GTK_SIGNAL_FUNC(options_dialog_use_threshhold_toggled),
NULL);
adj = (GtkAdjustment *)gtk_adjustment_new (0.0, 0.0, 1.0, 0.1, 0.01, 0.0);
label = gtk_label_new ("Threshhold:");
gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
gtk_box_pack_start (GTK_BOX(main_vbox),
label, FALSE, FALSE, 0);
gtk_widget_show (label);
threshhold_slider = gtk_hscale_new(adj);
gtk_box_pack_start (GTK_BOX(main_vbox),
threshhold_slider, FALSE, FALSE, 0);
gtk_scale_set_digits (GTK_SCALE (threshhold_slider), 2);
gtk_widget_show (threshhold_slider);
gtk_signal_connect (GTK_OBJECT (adj), "value_changed",
GTK_SIGNAL_FUNC (options_dialog_threshhold_cb), NULL);
label = gtk_label_new ("Pressure response:");
gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
gtk_box_pack_start (GTK_BOX(main_vbox),
label, FALSE, FALSE, 0);
gtk_widget_show (label);
profile_widget = gtk_gamma_curve_new();
curve = GTK_GAMMA_CURVE(profile_widget)->curve;
gtk_curve_set_range (GTK_CURVE (curve),
0.0, CURVE_RANGE, 0.0, CURVE_RANGE);
gtk_box_pack_start (GTK_BOX(main_vbox), profile_widget, TRUE, TRUE, 0);
gtk_widget_show (profile_widget);
gtk_signal_connect_after (GTK_OBJECT (curve),
"button_press_event",
GTK_SIGNAL_FUNC(options_dialog_snarf_profile),
NULL);
gtk_signal_connect_after (GTK_OBJECT (curve),
"motion_notify_event",
GTK_SIGNAL_FUNC(options_dialog_snarf_profile),
NULL);
button = gtk_button_new_with_label ("Close");
gtk_signal_connect (GTK_OBJECT (button), "clicked",
GTK_SIGNAL_FUNC(options_dialog_close_cb),
NULL);
GTK_WIDGET_SET_FLAGS (button, GTK_CAN_DEFAULT);
gtk_box_pack_start (GTK_BOX(GTK_DIALOG (options_dialog)->action_area),
button, TRUE, TRUE, 0);
gtk_widget_grab_default (button);
gtk_widget_show (button);
button = gtk_button_new_with_label ("Revert");
gtk_signal_connect (GTK_OBJECT (button), "clicked",
GTK_SIGNAL_FUNC(options_dialog_revert_cb),
NULL);
gtk_box_pack_start (GTK_BOX(GTK_DIALOG (options_dialog)->action_area),
button, TRUE, TRUE, 0);
gtk_widget_show (button);
}
if (!GTK_WIDGET_VISIBLE (options_dialog))
{
gtk_widget_show (options_dialog);
if (current_tool)
options_dialog_set_current_device (current_tool->id);
}
else
gtk_widget_hide (options_dialog);
}
#define BUFSIZE 64
void
options_dialog_set_current_device (guint32 deviceid)
{
int i;
for (i=0; i<num_tools; i++)
if (tools[i]->id == deviceid)
{
current_tool = tools[i];
break;
}
if (current_tool)
{
char buf[BUFSIZE] = "Options - ";
saved_threshhold = current_tool->threshhold;
saved_use_threshhold = saved_threshhold;
memcpy (saved_profile, current_tool->profile,
sizeof(float) * 32);
if (options_dialog)
{
strncat(buf,current_tool->name,BUFSIZE-strlen(buf)-1);
buf[BUFSIZE-1] = '\0';
gtk_window_set_title (GTK_WINDOW (options_dialog), buf);
}
options_dialog_update();
}
}
static void
options_dialog_update (void)
{
GtkCurve *curve;
gint i;
if (options_dialog)
{
GtkAdjustment *adj = gtk_range_get_adjustment (GTK_RANGE (threshhold_slider));
gtk_toggle_button_set_state (GTK_TOGGLE_BUTTON (use_threshhold_button),
current_tool->use_threshhold);
adj->value = current_tool->threshhold;
gtk_signal_emit_by_name (GTK_OBJECT (adj), "value_changed");
curve = GTK_CURVE (GTK_GAMMA_CURVE(profile_widget)->curve);
gtk_curve_set_curve_type(curve, GTK_CURVE_TYPE_SPLINE);
if (curve->ctlpoint)
g_free (curve->ctlpoint);
curve->num_ctlpoints=32;
curve->ctlpoint = g_malloc (sizeof(*curve->ctlpoint) * 32);
for (i=0 ; i<32; i++)
{
curve->ctlpoint[i][0] = i*CURVE_RANGE/31.;
curve->ctlpoint[i][1] = CURVE_RANGE * current_tool->profile[i];
}
gtk_curve_set_curve_type(curve, GTK_CURVE_TYPE_FREE);
}
}
#define RADIUS 3 /* from GtkCurve */
static void
options_dialog_threshhold_cb (GtkAdjustment *adj)
{
GdkRectangle rect;
GtkWidget *curve = GTK_GAMMA_CURVE (profile_widget)->curve;
current_tool->threshhold = adj->value;
if (GTK_WIDGET_DRAWABLE (curve))
gtk_widget_draw (curve, NULL);
}
static void
options_dialog_use_threshhold_toggled (GtkWidget *widget)
{
current_tool->use_threshhold = GTK_TOGGLE_BUTTON (widget)->active;
}
static void
options_dialog_snarf_profile (GtkWidget *widget)
{
gfloat tmp_profile[32];
int i;
gtk_curve_get_vector (GTK_CURVE (GTK_GAMMA_CURVE (profile_widget)->curve),
32, tmp_profile);
for (i=0; i<32; i++)
{
current_tool->profile[i] = tmp_profile[i]/CURVE_RANGE;
}
}
static void
options_dialog_close_cb (GtkWidget *widget)
{
gtk_widget_hide (options_dialog);
}
static gint
options_dialog_revert_cb (GtkWidget *widget)
{
current_tool->threshhold = saved_threshhold;
current_tool->use_threshhold = saved_use_threshhold;
memcpy (current_tool->profile, saved_profile,
sizeof(float) * 32);
options_dialog_update();
return TRUE;
}
static gint
options_dialog_delete_cb (GtkWidget *widget)
{
gtk_widget_hide (options_dialog);
return TRUE;
}
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