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gimp/app/devices.c

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/* The GIMP -- an image manipulation program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "config.h"
#include <string.h>
#include <stdio.h>
#include "appenv.h"
#include "actionarea.h"
#include "gimpbrushlist.h"
#include "devices.h"
#include "interface.h"
#include "gimprc.h"
#include "patterns.h"
#include "palette.h"
#include "session.h"
#include "tools.h"
#include "dialog_handler.h"
#include "libgimp/gimpintl.h"
#include "libgimp/gimpenv.h"
#define CELL_SIZE 20 /* The size of the preview cells */
#define PREVIEW_EVENT_MASK GDK_EXPOSURE_MASK | \
GDK_BUTTON_PRESS_MASK | \
GDK_BUTTON_RELEASE_MASK | \
GDK_BUTTON1_MOTION_MASK | \
GDK_ENTER_NOTIFY_MASK | \
GDK_LEAVE_NOTIFY_MASK
#define BRUSH_PREVIEW 1
#define PATTERN_PREVIEW 2
typedef struct _DeviceInfo DeviceInfo;
struct _DeviceInfo {
guint32 device; /* device ID */
gchar *name;
short is_init; /* has the user used it? */
short is_present; /* is the device currently present */
/* gdk_input options - for not present devices */
GdkInputMode mode;
gint num_axes;
GdkAxisUse *axes;
gint num_keys;
GdkDeviceKey *keys;
GimpBrushP brush;
GPatternP pattern;
ToolType tool;
unsigned char foreground[3];
};
typedef struct _DeviceInfoDialog DeviceInfoDialog;
struct _DeviceInfoDialog {
int num_devices;
guint32 current;
guint32 *ids;
GtkWidget *shell;
GtkWidget *table;
GtkWidget **frames;
GtkWidget **tools;
GtkWidget **colors;
GtkWidget **brushes;
GtkWidget **patterns;
GtkWidget **eventboxes;
};
/* Local Data */
GList *devices_info = NULL;
DeviceInfoDialog *deviceD = NULL;
GtkWidget *device_bpopup = NULL; /* Can't share since differnt depths */
GtkWidget *device_bpreview = NULL;
GtkWidget *device_patpopup = NULL;
GtkWidget *device_patpreview = NULL;
/* If true, don't update device information dialog */
int suppress_update = FALSE;
/* Local functions */
static void input_dialog_destroy_callback (GtkWidget *, gpointer);
void input_dialog_able_callback (GtkWidget *w, guint32 deviceid,
gpointer data);
static void devices_save_current_info (void);
static void devices_write_rc_device (DeviceInfo *device_info, FILE *fp);
static void devices_write_rc (void);
static void device_status_destroy_callback (void);
static void devices_close_callback (GtkWidget *, gpointer);
static void device_status_update_current ();
static gint brush_preview_events (GtkWidget *, GdkEvent *, int);
static gint pattern_preview_events (GtkWidget *, GdkEvent *, int);
/* Global data */
int current_device = GDK_CORE_POINTER;
/* the action area structure */
static ActionAreaItem action_items[] =
{
{ N_("Close"), devices_close_callback, NULL, NULL },
{ N_("Save"), (ActionCallback)devices_write_rc, NULL, NULL },
};
void
create_input_dialog (void)
{
static GtkWidget *inputd = NULL;
if (!inputd)
{
inputd = gtk_input_dialog_new();
/* register this one only */
dialog_register(inputd);
gtk_container_border_width (GTK_CONTAINER (GTK_DIALOG(inputd)->action_area), 2);
gtk_signal_connect (GTK_OBJECT(GTK_INPUT_DIALOG(inputd)->save_button),
"clicked",
GTK_SIGNAL_FUNC(devices_write_rc), NULL);
gtk_signal_connect (GTK_OBJECT(GTK_INPUT_DIALOG(inputd)->close_button),
"clicked",
GTK_SIGNAL_FUNC(devices_close_callback), inputd);
gtk_signal_connect (GTK_OBJECT(inputd), "destroy",
(GtkSignalFunc)input_dialog_destroy_callback,
&inputd);
gtk_signal_connect (GTK_OBJECT(inputd), "enable_device",
GTK_SIGNAL_FUNC(input_dialog_able_callback), NULL);
gtk_signal_connect (GTK_OBJECT(inputd), "disable_device",
GTK_SIGNAL_FUNC(input_dialog_able_callback), NULL);
gtk_widget_show (inputd);
}
else
{
if (!GTK_WIDGET_MAPPED(inputd))
gtk_widget_show(inputd);
else
gdk_window_raise(inputd->window);
}
}
void
input_dialog_able_callback (GtkWidget *w, guint32 deviceid, gpointer data)
{
device_status_update (deviceid);
}
static void
input_dialog_destroy_callback (GtkWidget *w,
gpointer call_data)
{
*((GtkWidget **)call_data) = NULL;
}
void
devices_init (void)
{
GList *tmp_list;
/* Create device info structures for present devices */
tmp_list = gdk_input_list_devices ();
while (tmp_list)
{
GdkDeviceInfo *gdk_info = (GdkDeviceInfo *)tmp_list->data;
DeviceInfo *device_info = g_new (DeviceInfo, 1);
device_info->device = gdk_info->deviceid;
device_info->name = g_strdup (gdk_info->name);
device_info->is_init = FALSE;
device_info->is_present = TRUE;
device_info->mode = gdk_info->mode;
device_info->num_axes = gdk_info->num_axes;
device_info->axes = NULL;
device_info->brush = NULL;
device_info->pattern = NULL;
device_info->tool = RECT_SELECT;
device_info->foreground[0] = 0;
device_info->foreground[1] = 0;
device_info->foreground[2] = 0;
devices_info = g_list_append (devices_info, device_info);
tmp_list = tmp_list->next;
}
}
void
devices_restore()
{
char *filename;
GList *tmp_list;
DeviceInfo *device_info;
/* Augment with information from rc file */
filename = gimp_personal_rc_file ("devicerc");
parse_gimprc_file (filename);
g_free (filename);
tmp_list = devices_info;
device_info = NULL;
while (tmp_list)
{
if (((DeviceInfo *)tmp_list->data)->device == current_device)
{
device_info = (DeviceInfo *)tmp_list->data;
break;
}
tmp_list = tmp_list->next;
}
g_return_if_fail (device_info != NULL);
suppress_update = TRUE;
if (device_info->is_init)
{
if (device_info->brush)
select_brush (device_info->brush);
gtk_widget_activate (tool_info[(int) device_info->tool].tool_widget);
palette_set_foreground (device_info->foreground[0],
device_info->foreground[1],
device_info->foreground[2]);
if (device_info->pattern)
select_pattern(device_info->pattern);
}
suppress_update = FALSE;
}
void
devices_rc_update (gchar *name, DeviceValues values,
GdkInputMode mode, gint num_axes,
GdkAxisUse *axes, gint num_keys, GdkDeviceKey *keys,
gchar *brush_name, ToolType tool,
guchar foreground[],gchar *pattern_name)
{
GList *tmp_list;
DeviceInfo *device_info;
/* Find device if we have it */
tmp_list = devices_info;
device_info = NULL;
while (tmp_list)
{
if (!strcmp (((DeviceInfo *)tmp_list->data)->name, name))
{
device_info = (DeviceInfo *)tmp_list->data;
break;
}
tmp_list = tmp_list->next;
}
if (!device_info)
{
device_info = g_new (DeviceInfo, 1);
device_info->name = g_strdup (name);
device_info->is_present = FALSE;
if (values & DEVICE_AXES)
{
device_info->num_axes = num_axes;
device_info->axes = g_new (GdkAxisUse, num_axes);
memcpy (device_info->axes, axes, num_axes * sizeof (GdkAxisUse));
}
else
{
device_info->num_axes = 0;
device_info->axes = NULL;
}
if (values & DEVICE_KEYS)
{
device_info->num_keys = num_keys;
device_info->keys = g_new (GdkDeviceKey, num_keys);
memcpy (device_info->keys, axes, num_keys * sizeof (GdkDeviceKey));
}
if (values & DEVICE_MODE)
device_info->mode = mode;
else
device_info->mode = GDK_MODE_DISABLED;
device_info->brush = NULL;
device_info->pattern = NULL;
device_info->tool = RECT_SELECT;
device_info->foreground[0] = 0;
device_info->foreground[1] = 0;
device_info->foreground[2] = 0;
devices_info = g_list_append (devices_info, device_info);
}
else
{
GdkDeviceInfo *gdk_info = NULL; /* Quiet gcc */
tmp_list = gdk_input_list_devices();
while (tmp_list)
{
GdkDeviceInfo *info = (GdkDeviceInfo *)tmp_list->data;
if (info->deviceid == device_info->device)
{
gdk_info = info;
break;
}
tmp_list = tmp_list->next;
}
if (gdk_info != NULL)
{
if (values & DEVICE_MODE)
gdk_input_set_mode (gdk_info->deviceid, mode);
if ((values & DEVICE_AXES) && num_axes >= gdk_info->num_axes)
gdk_input_set_axes (gdk_info->deviceid, axes);
if ((values & DEVICE_KEYS) && num_keys >= gdk_info->num_keys)
{
int i;
for (i=0; i<MAX (num_keys, gdk_info->num_keys); i++)
gdk_input_set_key (gdk_info->deviceid, i,
keys[i].keyval, keys[i].modifiers);
}
}
else
{
g_warning (_("devices_rc_update called multiple times for not present device\n"));
return;
}
}
if (values & (DEVICE_PATTERN | DEVICE_BRUSH | DEVICE_TOOL | DEVICE_FOREGROUND))
device_info->is_init = TRUE;
if (values & DEVICE_BRUSH)
{
device_info->brush = gimp_brush_list_get_brush(brush_list, brush_name);
}
if (values & DEVICE_PATTERN)
{
device_info->pattern = pattern_list_get_pattern(pattern_list,pattern_name);
}
if (values & DEVICE_TOOL)
device_info->tool = tool;
if (values & DEVICE_FOREGROUND)
{
device_info->foreground[0] = foreground[0];
device_info->foreground[1] = foreground[1];
device_info->foreground[2] = foreground[2];
}
}
void
select_device (guint32 new_device)
{
GList *tmp_list;
DeviceInfo *device_info;
suppress_update = TRUE;
/* store old information */
devices_save_current_info();
/* Now see if there is already information about the new device */
tmp_list = devices_info;
device_info = NULL;
while (tmp_list)
{
if (((DeviceInfo *)tmp_list->data)->device == new_device)
{
device_info = (DeviceInfo *)tmp_list->data;
break;
}
tmp_list = tmp_list->next;
}
current_device = new_device;
if (device_info->is_init)
{
if (device_info->brush)
select_brush (device_info->brush);
gtk_widget_activate (tool_info[(int) device_info->tool].tool_widget);
palette_set_foreground (device_info->foreground[0],
device_info->foreground[1],
device_info->foreground[2]);
if (device_info->pattern)
select_pattern(device_info->pattern);
}
suppress_update = FALSE;
device_status_update_current ();
}
gint
devices_check_change (GdkEvent *event)
{
guint32 device;
switch (event->type)
{
case GDK_MOTION_NOTIFY:
device = ((GdkEventMotion *)event)->deviceid;
break;
case GDK_BUTTON_PRESS:
case GDK_BUTTON_RELEASE:
device = ((GdkEventButton *)event)->deviceid;
break;
case GDK_PROXIMITY_OUT:
device = ((GdkEventProximity *)event)->deviceid;
break;
default:
device = current_device;
}
if (device != current_device)
{
select_device (device);
return TRUE;
}
else
return FALSE;
}
static void
devices_save_current_info (void)
{
GList *tmp_list;
DeviceInfo *device_info;
tmp_list = devices_info;
device_info = NULL;
while (tmp_list)
{
if (((DeviceInfo *)tmp_list->data)->device == current_device)
{
device_info = (DeviceInfo *)tmp_list->data;
break;
}
tmp_list = tmp_list->next;
}
device_info->is_init = TRUE;
device_info->device = current_device;
device_info->brush = get_active_brush ();
device_info->pattern = get_active_pattern();
if (active_tool_type >= 0)
device_info->tool = active_tool_type;
else
device_info->tool = RECT_SELECT;
palette_get_foreground (&device_info->foreground[0],
&device_info->foreground[1],
&device_info->foreground[2]);
}
static void
devices_write_rc_device (DeviceInfo *device_info, FILE *fp)
{
GdkDeviceInfo *gdk_info;
GList *tmp_list;
gchar *mode = NULL; /* Quiet gcc */
int i;
gdk_info = NULL;
if (device_info->is_present)
{
/* gdk_input_list_devices returns an internal list, so we shouldn't
free it afterwards */
tmp_list = gdk_input_list_devices();
while (tmp_list)
{
GdkDeviceInfo *info = (GdkDeviceInfo *)tmp_list->data;
if (info->deviceid == device_info->device)
{
gdk_info = info;
break;
}
tmp_list = tmp_list->next;
}
}
fprintf(fp, "(device \"%s\"",device_info->name);
switch (gdk_info ? gdk_info->mode : device_info->mode)
{
case GDK_MODE_DISABLED:
mode = "disabled";
break;
case GDK_MODE_SCREEN:
mode = "screen";
break;
case GDK_MODE_WINDOW:
mode = "window";
break;
}
fprintf(fp, "\n (mode %s)",mode);
fprintf(fp, "\n (axes %d",gdk_info ? gdk_info->num_axes : device_info->num_axes);
for (i=0; i<(gdk_info ? gdk_info->num_axes : device_info->num_axes); i++)
{
gchar *axis_type = NULL; /* Quiet gcc */
switch (gdk_info ? gdk_info->axes[i] : device_info->axes[i])
{
case GDK_AXIS_IGNORE:
axis_type = "ignore";
break;
case GDK_AXIS_X:
axis_type = "x";
break;
case GDK_AXIS_Y:
axis_type = "y";
break;
case GDK_AXIS_PRESSURE:
axis_type = "pressure";
break;
case GDK_AXIS_XTILT:
axis_type = "xtilt";
break;
case GDK_AXIS_YTILT:
axis_type = "ytilt";
break;
}
fprintf(fp, " %s",axis_type);
}
fprintf(fp,")");
fprintf(fp, "\n (keys %d", gdk_info ? gdk_info->num_keys : device_info->num_keys);
for (i=0; i<(gdk_info ? gdk_info->num_keys : device_info->num_keys); i++)
{
GdkModifierType modifiers = gdk_info ? gdk_info->keys[i].modifiers :
device_info->keys[i].modifiers;
guint keyval = gdk_info ? gdk_info->keys[i].keyval :
device_info->keys[i].keyval;
if (keyval)
{
/* FIXME: integrate this back with menus_install_accelerator */
char accel[64];
char t2[2];
accel[0] = '\0';
if (modifiers & GDK_CONTROL_MASK)
strcat (accel, "<control>");
if (modifiers & GDK_SHIFT_MASK)
strcat (accel, "<shift>");
if (modifiers & GDK_MOD1_MASK)
strcat (accel, "<alt>");
t2[0] = keyval;
t2[1] = '\0';
strcat (accel, t2);
fprintf (fp, " \"%s\"",accel);
}
else
fprintf (fp, " \"\"");
}
fprintf(fp,")");
if (device_info->is_init)
{
if (device_info->brush)
fprintf(fp, "\n (brush \"%s\")",device_info->brush->name);
if (device_info->pattern)
fprintf(fp, "\n (pattern \"%s\")",device_info->pattern->name);
/* Fixme: hard coded last tool.... see gimprc */
if (device_info->tool && device_info->tool <= LAST_TOOLBOX_TOOL)
fprintf(fp, "\n (tool \"%s\")",
tool_info[device_info->tool].tool_name);
fprintf(fp, "\n (foreground %d %d %d)",
device_info->foreground[0],
device_info->foreground[1],
device_info->foreground[2]);
}
fprintf(fp,")\n");
}
static void
devices_write_rc (void)
{
char *filename;
FILE *fp;
devices_save_current_info ();
filename = gimp_personal_rc_file ("devicerc");
fp = fopen (filename, "wb");
g_free (filename);
if (!fp)
return;
g_list_foreach (devices_info, (GFunc)devices_write_rc_device, fp);
fclose (fp);
}
void
create_device_status (void)
{
GtkWidget *label;
GList *tmp_list;
DeviceInfo *device_info;
int i;
if (deviceD == NULL)
{
deviceD = g_new (DeviceInfoDialog, 1);
deviceD->shell = gtk_dialog_new ();
/* register this one only */
dialog_register(deviceD->shell);
gtk_window_set_title (GTK_WINDOW(deviceD->shell), _("Device Status"));
gtk_window_set_policy (GTK_WINDOW (deviceD->shell), FALSE, FALSE, TRUE);
session_set_window_geometry (deviceD->shell, &device_status_session_info, TRUE);
deviceD->num_devices = 0;
tmp_list = devices_info;
while (tmp_list)
{
if (((DeviceInfo *)tmp_list->data)->is_present)
deviceD->num_devices++;
tmp_list = tmp_list->next;
}
deviceD->table = gtk_table_new (deviceD->num_devices, 5, FALSE);
gtk_container_border_width (GTK_CONTAINER(deviceD->table), 3);
gtk_container_add (GTK_CONTAINER(GTK_DIALOG(deviceD->shell)->vbox),
deviceD->table);
gtk_widget_realize (deviceD->table);
gtk_widget_show (deviceD->table);
deviceD->ids = g_new (guint32, deviceD->num_devices);
deviceD->frames = g_new (GtkWidget *, deviceD->num_devices);
deviceD->tools = g_new (GtkWidget *, deviceD->num_devices);
deviceD->colors = g_new (GtkWidget *, deviceD->num_devices);
deviceD->brushes = g_new (GtkWidget *, deviceD->num_devices);
deviceD->patterns = g_new (GtkWidget *, deviceD->num_devices);
deviceD->eventboxes = g_new (GtkWidget *, deviceD->num_devices);
tmp_list = devices_info;
i=0;
while (tmp_list)
{
if (!((DeviceInfo *)tmp_list->data)->is_present)
{
tmp_list = tmp_list->next;
i++;
continue;
}
device_info = (DeviceInfo *)tmp_list->data;
deviceD->ids[i] = device_info->device;
deviceD->frames[i] = gtk_frame_new (NULL);
gtk_frame_set_shadow_type (GTK_FRAME(deviceD->frames[i]), GTK_SHADOW_OUT);
gtk_table_attach (GTK_TABLE(deviceD->table), deviceD->frames[i],
0, 1, i, i+1,
GTK_FILL, GTK_FILL, 2, 0);
label = gtk_label_new (device_info->name);
gtk_misc_set_padding (GTK_MISC(label), 2, 0);
gtk_container_add (GTK_CONTAINER(deviceD->frames[i]), label);
gtk_widget_show(label);
deviceD->eventboxes[i] = gtk_event_box_new();
deviceD->tools[i] = gtk_pixmap_new (create_tool_pixmap(deviceD->table,
RECT_SELECT),
NULL);
gtk_container_add (GTK_CONTAINER (deviceD->eventboxes[i]),deviceD->tools[i]);
gtk_table_attach (GTK_TABLE(deviceD->table), deviceD->eventboxes[i],
1, 2, i, i+1,
0, 0, 2, 2);
deviceD->colors[i] = gtk_preview_new (GTK_PREVIEW_COLOR);
gtk_widget_set_events (deviceD->colors[i], PREVIEW_EVENT_MASK);
gtk_preview_size (GTK_PREVIEW (deviceD->colors[i]), CELL_SIZE, CELL_SIZE);
gtk_table_attach (GTK_TABLE(deviceD->table), deviceD->colors[i],
2, 3, i, i+1,
0, 0, 2, 2);
deviceD->brushes[i] = gtk_preview_new (GTK_PREVIEW_GRAYSCALE);
gtk_preview_size (GTK_PREVIEW (deviceD->brushes[i]), CELL_SIZE, CELL_SIZE);
gtk_widget_set_events (deviceD->brushes[i], PREVIEW_EVENT_MASK);
gtk_signal_connect (GTK_OBJECT (deviceD->brushes[i]), "event",
(GtkSignalFunc) brush_preview_events,
(gpointer)i);
gtk_table_attach (GTK_TABLE(deviceD->table), deviceD->brushes[i],
3, 4, i, i+1,
0, 0, 2, 2);
deviceD->patterns[i] = gtk_preview_new (GTK_PREVIEW_COLOR);
gtk_preview_size (GTK_PREVIEW (deviceD->patterns[i]), CELL_SIZE, CELL_SIZE);
gtk_widget_set_events (deviceD->patterns[i], PREVIEW_EVENT_MASK);
gtk_signal_connect (GTK_OBJECT (deviceD->patterns[i]), "event",
(GtkSignalFunc) pattern_preview_events,
(gpointer)i);
gtk_table_attach (GTK_TABLE(deviceD->table), deviceD->patterns[i],
4, 5, i, i+1,
0, 0, 2, 2);
if (device_info->is_present)
device_status_update (device_info->device);
tmp_list = tmp_list->next;
i++;
}
action_items[0].user_data = deviceD->shell;
build_action_area (GTK_DIALOG (deviceD->shell), action_items, 2, 0);
deviceD->current = 0xffffffff; /* random, but doesn't matter */
device_status_update_current ();
gtk_widget_show (deviceD->shell);
gtk_signal_connect (GTK_OBJECT (deviceD->shell), "destroy",
GTK_SIGNAL_FUNC(device_status_destroy_callback),
NULL);
}
else
{
if (!GTK_WIDGET_MAPPED(deviceD->shell))
gtk_widget_show(deviceD->shell);
else
gdk_window_raise(deviceD->shell->window);
}
}
static void
device_status_destroy_callback (void)
{
g_free(deviceD->ids);
g_free(deviceD->frames);
g_free(deviceD->tools);
g_free(deviceD->eventboxes);
g_free(deviceD->colors);
g_free(deviceD->brushes);
g_free(deviceD->patterns);
g_free(deviceD);
deviceD = NULL;
}
static void
devices_close_callback (GtkWidget *w,
gpointer data)
{
gtk_widget_hide (GTK_WIDGET(data));
}
void
device_status_free (void)
{
/* Save device status on exit */
if(save_device_status)
devices_write_rc();
if (deviceD)
{
session_get_window_info (deviceD->shell, &device_status_session_info);
device_status_destroy_callback ();
}
}
static void
device_status_update_current ()
{
int i;
if (deviceD)
{
for (i=0; i<deviceD->num_devices; i++)
{
if (deviceD->ids[i] == deviceD->current)
gtk_frame_set_shadow_type (GTK_FRAME(deviceD->frames[i]),
GTK_SHADOW_OUT);
else if (deviceD->ids[i] == current_device)
gtk_frame_set_shadow_type (GTK_FRAME(deviceD->frames[i]),
GTK_SHADOW_IN);
}
deviceD->current = current_device;
}
}
static void
brush_popup_open (int preview_id,
int x,
int y,
GimpBrushP brush)
{
gint x_org, y_org;
gint scr_w, scr_h;
gchar *src, *buf;
/* make sure the popup exists and is not visible */
if (device_bpopup == NULL)
{
GtkWidget *frame;
device_bpopup = gtk_window_new (GTK_WINDOW_POPUP);
gtk_window_set_policy (GTK_WINDOW (device_bpopup), FALSE, FALSE, TRUE);
frame = gtk_frame_new (NULL);
gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_OUT);
gtk_container_add (GTK_CONTAINER (device_bpopup), frame);
gtk_widget_show (frame);
device_bpreview = gtk_preview_new (GTK_PREVIEW_GRAYSCALE);
gtk_container_add (GTK_CONTAINER (frame), device_bpreview);
gtk_widget_show (device_bpreview);
}
else
{
gtk_widget_hide (device_bpopup);
}
/* decide where to put the popup */
gdk_window_get_origin (deviceD->brushes[preview_id]->window, &x_org, &y_org);
scr_w = gdk_screen_width ();
scr_h = gdk_screen_height ();
x = x_org + x - (brush->mask->width >> 1);
y = y_org + y - (brush->mask->height >> 1);
x = (x < 0) ? 0 : x;
y = (y < 0) ? 0 : y;
x = (x + brush->mask->width > scr_w) ? scr_w - brush->mask->width : x;
y = (y + brush->mask->height > scr_h) ? scr_h - brush->mask->height : y;
gtk_preview_size (GTK_PREVIEW (device_bpreview), brush->mask->width, brush->mask->height);
gtk_widget_popup (device_bpopup, x, y);
/* Draw the brush */
buf = g_new (gchar, brush->mask->width);
src = (gchar *)temp_buf_data (brush->mask);
for (y = 0; y < brush->mask->height; y++)
{
/* Invert the mask for display. We're doing this because
* a value of 255 in the mask means it is full intensity.
* However, it makes more sense for full intensity to show
* up as black in this brush preview window...
*/
for (x = 0; x < brush->mask->width; x++)
buf[x] = 255 - src[x];
gtk_preview_draw_row (GTK_PREVIEW (device_bpreview), (guchar *)buf, 0, y, brush->mask->width);
src += brush->mask->width;
}
g_free(buf);
/* Draw the brush preview */
gtk_widget_draw (device_bpreview, NULL);
}
static void
pattern_popup_open (int preview_id,
int x,
int y,
GPatternP pattern)
{
gint x_org, y_org;
gint scr_w, scr_h;
gchar *src, *buf;
/* make sure the popup exists and is not visible */
if (device_patpopup == NULL)
{
GtkWidget *frame;
device_patpopup = gtk_window_new (GTK_WINDOW_POPUP);
gtk_window_set_policy (GTK_WINDOW (device_patpopup), FALSE, FALSE, TRUE);
frame = gtk_frame_new (NULL);
gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_OUT);
gtk_container_add (GTK_CONTAINER (device_patpopup), frame);
gtk_widget_show (frame);
device_patpreview = gtk_preview_new (GTK_PREVIEW_COLOR);
gtk_container_add (GTK_CONTAINER (frame), device_patpreview);
gtk_widget_show (device_patpreview);
}
else
{
gtk_widget_hide (device_patpopup);
}
/* decide where to put the popup */
gdk_window_get_origin (deviceD->patterns[preview_id]->window, &x_org, &y_org);
scr_w = gdk_screen_width ();
scr_h = gdk_screen_height ();
x = x_org + x - (pattern->mask->width >> 1);
y = y_org + y - (pattern->mask->height >> 1);
x = (x < 0) ? 0 : x;
y = (y < 0) ? 0 : y;
x = (x + pattern->mask->width > scr_w) ? scr_w - pattern->mask->width : x;
y = (y + pattern->mask->height > scr_h) ? scr_h - pattern->mask->height : y;
gtk_preview_size (GTK_PREVIEW (device_patpreview), pattern->mask->width, pattern->mask->height);
gtk_widget_popup (device_patpopup, x, y);
/* Draw the pattern */
buf = g_new (gchar, pattern->mask->width * 3);
src = (gchar *)temp_buf_data (pattern->mask);
for (y = 0; y < pattern->mask->height; y++)
{
if (pattern->mask->bytes == 1)
for (x = 0; x < pattern->mask->width; x++)
{
buf[x*3+0] = src[x];
buf[x*3+1] = src[x];
buf[x*3+2] = src[x];
}
else
for (x = 0; x < pattern->mask->width; x++)
{
buf[x*3+0] = src[x*3+0];
buf[x*3+1] = src[x*3+1];
buf[x*3+2] = src[x*3+2];
}
gtk_preview_draw_row (GTK_PREVIEW (device_patpreview), (guchar *)buf, 0, y, pattern->mask->width);
src += pattern->mask->width * pattern->mask->bytes;
}
g_free(buf);
/* Draw the brush preview */
gtk_widget_draw (device_patpreview, NULL);
}
static void
device_popup_close (int type)
{
if(type == BRUSH_PREVIEW)
{
if (device_bpopup != NULL)
gtk_widget_hide (device_bpopup);
}
else if (type == PATTERN_PREVIEW)
{
if (device_patpopup != NULL)
gtk_widget_hide (device_patpopup);
}
}
static gint
device_preview_events (GtkWidget *widget,
GdkEvent *event,
int deviceid,
int type)
{
GList *tmp_list;
DeviceInfo *device_info;
GdkEventButton *bevent;
GimpBrushP brush;
GPatternP pattern;
switch (event->type)
{
case GDK_EXPOSE:
break;
case GDK_BUTTON_PRESS:
bevent = (GdkEventButton *) event;
if (bevent->button == 1)
{
tmp_list = devices_info;
while (tmp_list)
{
device_info = (DeviceInfo *)tmp_list->data;
if (device_info->device == deviceD->ids[deviceid])
break;
tmp_list = tmp_list->next;
}
if(tmp_list == NULL)
{
g_message(_("Failed to find device_info\n"));
break; /* Error no device info */
}
if(type == BRUSH_PREVIEW)
{
brush = device_info->brush;
/* Show the brush popup window if the brush is too large */
if (brush->mask->width > CELL_SIZE ||
brush->mask->height > CELL_SIZE)
brush_popup_open (deviceid, bevent->x, bevent->y, brush);
}
else if(type == PATTERN_PREVIEW)
{
pattern = device_info->pattern;
/* Show the pattern popup window if the pattern is too large */
if (pattern->mask->width > CELL_SIZE ||
pattern->mask->height > CELL_SIZE)
pattern_popup_open (deviceid, bevent->x, bevent->y, pattern);
}
}
break;
case GDK_BUTTON_RELEASE:
bevent = (GdkEventButton *) event;
if (bevent->button == 1)
{
/* Ungrab the pointer */
gdk_pointer_ungrab (bevent->time);
/* Close the device preview popup window */
device_popup_close (type);
}
break;
case GDK_DELETE:
break;
default:
break;
}
return FALSE;
}
static gint
brush_preview_events (GtkWidget *widget,
GdkEvent *event,
int deviceid)
{
return(device_preview_events(widget,event,deviceid,BRUSH_PREVIEW));
}
static gint
pattern_preview_events (GtkWidget *widget,
GdkEvent *event,
int deviceid)
{
return(device_preview_events(widget,event,deviceid,PATTERN_PREVIEW));
}
static void
device_update_brush(GimpBrushP brush,int preview_id)
{
guchar buffer[CELL_SIZE];
TempBuf * brush_buf;
unsigned char * src, *s = NULL;
unsigned char *b;
int width,height;
int offset_x, offset_y;
int yend;
int ystart;
int i, j;
/* Set the tip to be the name of the brush */
gtk_tooltips_set_tip(tool_tips,deviceD->brushes[preview_id],brush->name,NULL);
brush_buf = brush->mask;
/* Get the pointer into the brush mask data */
src = mask_buf_data (brush_buf);
/* Limit to cell size */
width = (brush_buf->width > CELL_SIZE) ? CELL_SIZE: brush_buf->width;
height = (brush_buf->height > CELL_SIZE) ? CELL_SIZE: brush_buf->height;
/* Set buffer to white */
memset(buffer, 255, sizeof(buffer));
for (i = 0; i < CELL_SIZE; i++)
gtk_preview_draw_row (GTK_PREVIEW(deviceD->brushes[preview_id]), buffer, 0, i, CELL_SIZE);
offset_x = ((CELL_SIZE - width) >> 1);
offset_y = ((CELL_SIZE - height) >> 1);
ystart = BOUNDS (offset_y, 0, CELL_SIZE);
yend = BOUNDS (offset_y + height, 0, CELL_SIZE);
for (i = ystart; i < yend; i++)
{
/* Invert the mask for display. We're doing this because
* a value of 255 in the mask means it is full intensity.
* However, it makes more sense for full intensity to show
* up as black in this brush preview window...
*/
s = src;
b = buffer;
for (j = 0; j < width ; j++)
*b++ = 255 - *s++;
gtk_preview_draw_row (GTK_PREVIEW(deviceD->brushes[preview_id]),
buffer,
offset_x, i, width);
src += brush_buf->width;
}
}
static void
device_update_pattern(GPatternP pattern,int preview_id)
{
guchar *buffer = NULL;
TempBuf * pattern_buf;
unsigned char * src, *s = NULL;
unsigned char *b;
int rowstride;
int width,height;
int offset_x, offset_y;
int yend;
int ystart;
int i, j;
/* Set the tip to be the name of the brush */
gtk_tooltips_set_tip(tool_tips,deviceD->patterns[preview_id],pattern->name,NULL);
buffer = g_new (guchar, pattern->mask->width * 3);
pattern_buf = pattern->mask;
/* Limit to cell size */
width = (pattern_buf->width > CELL_SIZE) ? CELL_SIZE: pattern_buf->width;
height = (pattern_buf->height > CELL_SIZE) ? CELL_SIZE: pattern_buf->height;
/* Set buffer to white */
memset(buffer, 255, sizeof(buffer));
for (i = 0; i < CELL_SIZE; i++)
gtk_preview_draw_row (GTK_PREVIEW(deviceD->patterns[preview_id]), buffer, 0, i, CELL_SIZE);
offset_x = ((CELL_SIZE - width) >> 1);
offset_y = ((CELL_SIZE - height) >> 1);
ystart = BOUNDS (offset_y, 0, CELL_SIZE);
yend = BOUNDS (offset_y + height, 0, CELL_SIZE);
/* Get the pointer into the brush mask data */
rowstride = pattern_buf->width * pattern_buf->bytes;
src = mask_buf_data (pattern_buf) + (ystart - offset_y) * rowstride;
for (i = ystart; i < yend; i++)
{
/* Invert the mask for display. We're doing this because
* a value of 255 in the mask means it is full intensity.
* However, it makes more sense for full intensity to show
* up as black in this brush preview window...
*/
s = src;
b = buffer;
if (pattern_buf->bytes == 1)
for (j = 0; j < width; j++)
{
*b++ = *s;
*b++ = *s;
*b++ = *s++;
}
else
for (j = 0; j < width; j++)
{
*b++ = *s++;
*b++ = *s++;
*b++ = *s++;
}
gtk_preview_draw_row (GTK_PREVIEW(deviceD->patterns[preview_id]),
buffer,
offset_x, i, width);
src += rowstride;
}
g_free(buffer);
}
void
device_status_update (guint32 deviceid)
{
int i, j;
guchar buffer[CELL_SIZE*3];
gchar ttbuf[20]; /* [xxx,xxx,xxx] + null */
GList *tmp_list;
DeviceInfo *device_info;
GdkDeviceInfo *gdk_info;
if (deviceD && !suppress_update)
{
if (deviceid == current_device)
{
devices_save_current_info();
}
tmp_list = devices_info;
while (tmp_list)
{
device_info = (DeviceInfo *)tmp_list->data;
if (device_info->device == deviceid)
break;
tmp_list = tmp_list->next;
}
g_return_if_fail (tmp_list != NULL);
tmp_list = gdk_input_list_devices();
while (tmp_list)
{
gdk_info = (GdkDeviceInfo *)tmp_list->data;
if (gdk_info->deviceid == deviceid)
break;
tmp_list = tmp_list->next;
}
g_return_if_fail (tmp_list != NULL);
for (i=0; i<deviceD->num_devices; i++)
{
if (deviceD->ids[i] == deviceid)
break;
}
g_return_if_fail (i<deviceD->num_devices);
if (gdk_info->mode == GDK_MODE_DISABLED)
{
gtk_widget_hide (deviceD->frames[i]);
gtk_widget_hide (deviceD->tools[i]);
gtk_widget_hide (deviceD->eventboxes[i]);
gtk_widget_hide (deviceD->colors[i]);
gtk_widget_hide (deviceD->brushes[i]);
gtk_widget_hide (deviceD->patterns[i]);
}
else
{
gtk_widget_show (deviceD->frames[i]);
gtk_pixmap_set (GTK_PIXMAP (deviceD->tools[i]),
create_tool_pixmap (deviceD->table,
device_info->tool),
NULL);
gtk_widget_draw (deviceD->tools[i], NULL);
gtk_widget_show (deviceD->tools[i]);
gtk_widget_show (deviceD->eventboxes[i]);
gtk_tooltips_set_tip(tool_tips,deviceD->eventboxes[i],
tool_info[(int) device_info->tool].tool_desc,
NULL);
if(!device_info->is_init)
return; /* None of the entries have been set */
for (j=0;j<CELL_SIZE*3;j+=3)
{
buffer[j] = device_info->foreground[0];
buffer[j+1] = device_info->foreground[1];
buffer[j+2] = device_info->foreground[2];
}
for (j=0;j<CELL_SIZE;j++)
gtk_preview_draw_row (GTK_PREVIEW(deviceD->colors[i]), buffer,
0, j, CELL_SIZE);
gtk_widget_draw (deviceD->colors[i], NULL);
gtk_widget_show (deviceD->colors[i]);
/* Set the tip to be the RGB value */
sprintf(ttbuf,"[%3d,%3d,%3d]",
device_info->foreground[0],
device_info->foreground[1],
device_info->foreground[2]);
gtk_tooltips_set_tip(tool_tips,deviceD->colors[i],ttbuf,NULL);
device_update_brush(device_info->brush,i);
gtk_widget_draw (deviceD->brushes[i],NULL);
gtk_widget_show (deviceD->brushes[i]);
device_update_pattern(device_info->pattern,i);
gtk_widget_draw (deviceD->patterns[i],NULL);
gtk_widget_show (deviceD->patterns[i]);
}
}
}
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