static void
scroll_button_press(ScrollTool *tool, GdkEventButton *event,
DDisplay *ddisp)
{
Point clickedpoint;
tool->use_hand = (event->state & GDK_SHIFT_MASK) != 0;
if (tool->use_hand) {
if (!closed_hand_cursor)
closed_hand_cursor = create_cursor(ddisp->canvas->window,
hand_closed_data_bits,
hand_closed_data_width,
hand_closed_data_height,
hand_closed_mask_bits,
hand_closed_data_width/2,
hand_closed_data_height/2);
ddisplay_set_all_cursor(closed_hand_cursor);
} else
ddisplay_set_all_cursor(scroll_cursor);
ddisplay_untransform_coords(ddisp,
(int)event->x, (int)event->y,
&clickedpoint.x, &clickedpoint.y);
tool->scrolling = TRUE;
tool->last_pos = clickedpoint;
}
static void
modify_double_click(ModifyTool *tool, GdkEventButton *event,
DDisplay *ddisp)
{
Point clickedpoint;
DiaObject *clicked_obj;
ddisplay_untransform_coords(ddisp,
(int)event->x, (int)event->y,
&clickedpoint.x, &clickedpoint.y);
clicked_obj = click_select_object(ddisp, &clickedpoint, event);
if ( clicked_obj != NULL ) {
object_list_properties_show(ddisp->diagram, ddisp->diagram->data->selected);
} else { /* No object selected */
/*printf("didn't select object\n");*/
if (!(event->state & GDK_SHIFT_MASK)) {
/* Not Multi-select => Remove all selected */
ddisplay_do_update_menu_sensitivity(ddisp);
diagram_remove_all_selected(ddisp->diagram, TRUE);
diagram_flush(ddisp->diagram);
}
}
}
static void
modify_button_press(ModifyTool *tool, GdkEventButton *event,
DDisplay *ddisp)
{
Point clickedpoint;
DiaObject *clicked_obj;
gboolean some_selected;
ddisplay_untransform_coords(ddisp,
(int)event->x, (int)event->y,
&clickedpoint.x, &clickedpoint.y);
/* don't got to single handle movement if there is more than one object selected */
some_selected = g_list_length (ddisp->diagram->data->selected) > 1;
if (!some_selected && do_if_clicked_handle(ddisp, tool, &clickedpoint, event))
return;
clicked_obj = click_select_object(ddisp, &clickedpoint, event);
if (!some_selected && do_if_clicked_handle(ddisp, tool, &clickedpoint, event))
return;
if ( clicked_obj != NULL ) {
tool->state = STATE_MOVE_OBJECT;
tool->object = clicked_obj;
tool->move_compensate = clicked_obj->position;
point_sub(&tool->move_compensate, &clickedpoint);
tool->break_connections = TRUE; /* unconnect when not grabbing handles, just setting to
* FALSE is not enough. Need to refine the move op, too. */
gdk_pointer_grab (gtk_widget_get_window(ddisp->canvas), FALSE,
GDK_POINTER_MOTION_HINT_MASK | GDK_BUTTON1_MOTION_MASK | GDK_BUTTON_RELEASE_MASK,
NULL, NULL, event->time);
tool->start_at = clickedpoint;
tool->start_time = time_micro();
ddisplay_set_all_cursor(get_cursor(CURSOR_SCROLL));
} else {
tool->state = STATE_BOX_SELECT;
tool->start_box = clickedpoint;
tool->end_box = clickedpoint;
tool->x1 = tool->x2 = (int) event->x;
tool->y1 = tool->y2 = (int) event->y;
if (tool->gc == NULL) {
tool->gc = gdk_gc_new(gtk_widget_get_window(ddisp->canvas));
gdk_gc_set_line_attributes(tool->gc, 1, GDK_LINE_ON_OFF_DASH,
GDK_CAP_BUTT, GDK_JOIN_MITER);
gdk_gc_set_foreground(tool->gc, &color_gdk_white);
gdk_gc_set_function(tool->gc, GDK_XOR);
}
gdk_draw_rectangle (gtk_widget_get_window (ddisp->canvas), tool->gc, FALSE,
tool->x1, tool->y1,
tool->x2 - tool->x1, tool->y2 - tool->y1);
gdk_pointer_grab (gtk_widget_get_window (ddisp->canvas), FALSE,
GDK_POINTER_MOTION_HINT_MASK | GDK_BUTTON1_MOTION_MASK | GDK_BUTTON_RELEASE_MASK,
NULL, NULL, event->time);
}
}
/*!
* Remember the last clicked point given in pixel coodinates
*/
void
ddisplay_set_clicked_point(DDisplay *ddisp, int x, int y)
{
Point pt;
ddisplay_untransform_coords(ddisp, x, y, &pt.x, &pt.y);
ddisp->clicked_position = pt;
}
static void
scroll_motion(ScrollTool *tool, GdkEventMotion *event,
DDisplay *ddisp)
{
Point to;
Point delta;
/* set the cursor appropriately, and change use_hand if needed */
if (!tool->scrolling) {
/* try to minimise the number of cursor type changes */
if ((event->state & GDK_SHIFT_MASK) != 0) {
if (!tool->use_hand) {
tool->use_hand = TRUE;
if (!open_hand_cursor)
open_hand_cursor = create_cursor(ddisp->canvas->window,
hand_open_data_bits,
hand_open_data_width,
hand_open_data_height,
hand_open_mask_bits,
hand_open_data_width/2,
hand_open_data_height/2);
ddisplay_set_all_cursor(open_hand_cursor);
}
} else
if (tool->use_hand) {
tool->use_hand = FALSE;
ddisplay_set_all_cursor(scroll_cursor);
}
return;
}
ddisplay_untransform_coords(ddisp, event->x, event->y, &to.x, &to.y);
if (tool->use_hand) {
delta = tool->last_pos;
point_sub(&delta, &to);
tool->last_pos = to;
point_add(&tool->last_pos, &delta);
/* we use this so you can scroll past the edge of the image */
point_add(&delta, &ddisp->origo);
ddisplay_set_origo(ddisp, delta.x, delta.y);
ddisplay_update_scrollbars(ddisp);
ddisplay_add_update_all(ddisp);
} else {
delta = to;
point_sub(&delta, &tool->last_pos);
point_scale(&delta, 0.5);
ddisplay_scroll(ddisp, &delta);
tool->last_pos = to;
}
ddisplay_flush(ddisp);
}
static void
modify_button_press(ModifyTool *tool, GdkEventButton *event,
DDisplay *ddisp)
{
Point clickedpoint;
DiaObject *clicked_obj;
gboolean some_selected;
ddisplay_untransform_coords(ddisp,
(int)event->x, (int)event->y,
&clickedpoint.x, &clickedpoint.y);
/* don't got to single handle movement if there is more than one object selected */
some_selected = g_list_length (ddisp->diagram->data->selected) > 1;
if (!some_selected && do_if_clicked_handle(ddisp, tool, &clickedpoint, event))
return;
clicked_obj = click_select_object(ddisp, &clickedpoint, event);
if (!some_selected && do_if_clicked_handle(ddisp, tool, &clickedpoint, event))
return;
if ( clicked_obj != NULL ) {
tool->state = STATE_MOVE_OBJECT;
tool->object = clicked_obj;
tool->move_compensate = clicked_obj->position;
point_sub(&tool->move_compensate, &clickedpoint);
tool->break_connections = TRUE; /* unconnect when not grabbing handles, just setting to
* FALSE is not enough. Need to refine the move op, too. */
gdk_pointer_grab (gtk_widget_get_window(ddisp->canvas), FALSE,
GDK_POINTER_MOTION_HINT_MASK | GDK_BUTTON1_MOTION_MASK | GDK_BUTTON_RELEASE_MASK,
NULL, NULL, event->time);
tool->start_at = clickedpoint;
tool->start_time = time_micro();
ddisplay_set_all_cursor_name (NULL, "move");
} else {
tool->state = STATE_BOX_SELECT;
tool->start_box = clickedpoint;
tool->end_box = clickedpoint;
tool->x1 = tool->x2 = (int) event->x;
tool->y1 = tool->y2 = (int) event->y;
dia_interactive_renderer_set_selection (ddisp->renderer,
TRUE,
tool->x1,
tool->y1,
tool->x2 - tool->x1,
tool->y2 - tool->y1);
ddisplay_flush (ddisp);
gdk_pointer_grab (gtk_widget_get_window (ddisp->canvas), FALSE,
GDK_POINTER_MOTION_HINT_MASK | GDK_BUTTON1_MOTION_MASK | GDK_BUTTON_RELEASE_MASK,
NULL, NULL, event->time);
}
}
static void
modify_button_hold(ModifyTool *tool, GdkEventButton *event,
DDisplay *ddisp)
{
Point clickedpoint;
switch (tool->state) {
case STATE_MOVE_OBJECT:
/* A button hold is as if user was moving object - if it is
* a text object and can be edited, then the move is cancelled */
ddisplay_untransform_coords(ddisp,
(int)event->x, (int)event->y,
&clickedpoint.x, &clickedpoint.y);
if (tool->object != NULL &&
diagram_is_selected(ddisp->diagram, tool->object)) {
if (textedit_activate_object(ddisp, tool->object, &clickedpoint)) {
/* Return tool to normal state - object is text and is in edit */
gdk_pointer_ungrab (event->time);
tool->orig_pos = NULL;
tool->state = STATE_NONE;
/* Activate Text Edit */
gtk_action_activate (menus_get_action ("ToolsTextedit"));
}
}
break;
case STATE_MOVE_HANDLE:
break;
case STATE_BOX_SELECT:
break;
case STATE_NONE:
break;
default:
message_error("Internal error: Strange state in modify_tool (button_hold)\n");
}
}
static void
modify_button_release(ModifyTool *tool, GdkEventButton *event,
DDisplay *ddisp)
{
Point *dest_pos, to;
GList *list;
int i;
ObjectChange *objchange;
tool->break_connections = FALSE;
ddisplay_set_all_cursor(default_cursor);
/* remove position from status bar */
{
GtkStatusbar *statusbar = GTK_STATUSBAR (ddisp->modified_status);
guint context_id = gtk_statusbar_get_context_id (statusbar, "ObjectPos");
gtk_statusbar_pop (statusbar, context_id);
}
switch (tool->state) {
case STATE_MOVE_OBJECT:
/* Return to normal state */
gdk_pointer_ungrab (event->time);
ddisplay_untransform_coords(ddisp, event->x, event->y, &to.x, &to.y);
if (!modify_move_already(tool, ddisp, &to)) {
tool->orig_pos = NULL;
tool->state = STATE_NONE;
return;
}
diagram_update_connections_selection(ddisp->diagram);
if (tool->orig_pos != NULL) {
/* consider the non-selected children affected */
list = parent_list_affected(ddisp->diagram->data->selected);
dest_pos = g_new(Point, g_list_length(list));
i=0;
while (list != NULL) {
DiaObject *obj = (DiaObject *) list->data;
dest_pos[i] = obj->position;
list = g_list_next(list); i++;
}
undo_move_objects(ddisp->diagram, tool->orig_pos, dest_pos,
parent_list_affected(ddisp->diagram->data->selected));
}
ddisplay_connect_selected(ddisp); /* pushes UNDO info */
diagram_update_extents(ddisp->diagram);
diagram_modified(ddisp->diagram);
diagram_flush(ddisp->diagram);
undo_set_transactionpoint(ddisp->diagram->undo);
tool->orig_pos = NULL;
tool->state = STATE_NONE;
break;
case STATE_MOVE_HANDLE:
gdk_pointer_ungrab (event->time);
tool->state = STATE_NONE;
if (tool->orig_pos != NULL) {
undo_move_handle(ddisp->diagram, tool->handle, tool->object,
*tool->orig_pos, tool->last_to, gdk_event_to_dia_ModifierKeys(event->state));
}
/* Final move: */
object_add_updates(tool->object, ddisp->diagram);
objchange = tool->object->ops->move_handle(tool->object, tool->handle,
&tool->last_to, NULL,
HANDLE_MOVE_USER_FINAL,gdk_event_to_dia_ModifierKeys(event->state));
if (objchange != NULL) {
undo_object_change(ddisp->diagram, tool->object, objchange);
}
object_add_updates(tool->object, ddisp->diagram);
/* Connect if possible: */
if (tool->handle->connect_type != HANDLE_NONCONNECTABLE) {
object_connect_display(ddisp, tool->object, tool->handle, TRUE); /* pushes UNDO info */
diagram_update_connections_selection(ddisp->diagram);
}
highlight_reset_all(ddisp->diagram);
diagram_flush(ddisp->diagram);
diagram_modified(ddisp->diagram);
diagram_update_extents(ddisp->diagram);
undo_set_transactionpoint(ddisp->diagram->undo);
if (tool->orig_pos != NULL) {
g_free(tool->orig_pos);
tool->orig_pos = NULL;
}
break;
case STATE_BOX_SELECT:
gdk_pointer_ungrab (event->time);
/* Remove last box: */
dia_interactive_renderer_set_selection (ddisp->renderer,
FALSE, 0, 0, 0, 0);
{
GList *list, *list_to_free;
list = list_to_free = find_selected_objects(ddisp, tool);
if (selection_style == SELECT_REPLACE &&
!(event->state & GDK_SHIFT_MASK)) {
/* Not Multi-select => Remove all selected */
diagram_remove_all_selected(ddisp->diagram, TRUE);
}
if (selection_style == SELECT_INTERSECTION) {
GList *intersection = NULL;
while (list != NULL) {
DiaObject *obj = (DiaObject *)list->data;
if (diagram_is_selected(ddisp->diagram, obj)) {
intersection = g_list_append(intersection, obj);
}
list = g_list_next(list);
}
list = intersection;
diagram_remove_all_selected(ddisp->diagram, TRUE);
while (list != NULL) {
DiaObject *obj = (DiaObject *)list->data;
diagram_select(ddisp->diagram, obj);
list = g_list_next(list);
}
g_list_free(intersection);
} else {
while (list != NULL) {
DiaObject *obj = (DiaObject *)list->data;
if (selection_style == SELECT_REMOVE) {
if (diagram_is_selected(ddisp->diagram, obj))
diagram_unselect_object(ddisp->diagram, obj);
} else if (selection_style == SELECT_INVERT) {
if (diagram_is_selected(ddisp->diagram, obj))
diagram_unselect_object(ddisp->diagram, obj);
else
diagram_select(ddisp->diagram, obj);
} else {
if (!diagram_is_selected(ddisp->diagram, obj))
diagram_select(ddisp->diagram, obj);
}
list = g_list_next(list);
}
}
g_list_free(list_to_free);
}
ddisplay_do_update_menu_sensitivity(ddisp);
ddisplay_flush(ddisp);
tool->state = STATE_NONE;
break;
case STATE_NONE:
break;
default:
message_error("Internal error: Strange state in modify_tool\n");
}
}
static void
modify_motion (ModifyTool *tool,
GdkEventMotion *event,
DDisplay *ddisp)
{
Point to;
Point now, delta, full_delta;
gboolean auto_scroll, vertical = FALSE;
ConnectionPoint *connectionpoint = NULL;
ObjectChange *objchange = NULL;
ddisplay_untransform_coords(ddisp, event->x, event->y, &to.x, &to.y);
if (tool->state==STATE_NONE) {
DiaObject *obj = NULL;
Handle *handle = NULL;
diagram_find_closest_handle (ddisp->diagram, &handle, &obj, &to);
if (handle && handle->type != HANDLE_NON_MOVABLE
&& handle->id >= HANDLE_RESIZE_NW && handle->id <= HANDLE_RESIZE_SE
&& handle_is_clicked(ddisp, handle, &to)
&& g_list_length (ddisp->diagram->data->selected) == 1)
ddisplay_set_all_cursor (get_direction_cursor (CURSOR_DIRECTION_0 + handle->id));
else
ddisplay_set_all_cursor_name (NULL, "default");
return; /* Fast path... */
}
auto_scroll = ddisplay_autoscroll(ddisp, event->x, event->y);
if (!modify_move_already(tool, ddisp, &to)) return;
switch (tool->state) {
case STATE_MOVE_OBJECT:
if (tool->orig_pos == NULL) {
GList *list, *pla;
int i;
DiaObject *obj;
/* consider non-selected children affected */
pla = list = parent_list_affected(ddisp->diagram->data->selected);
tool->orig_pos = g_new(Point, g_list_length(list));
i=0;
while (list != NULL) {
obj = (DiaObject *) list->data;
tool->orig_pos[i] = obj->position;
list = g_list_next(list); i++;
}
g_list_free (pla);
}
if (tool->break_connections)
diagram_unconnect_selected(ddisp->diagram); /* Pushes UNDO info */
if (gdk_event_to_dia_ModifierKeys (event->state) & MODIFIER_CONTROL) {
full_delta = to;
point_sub(&full_delta, &tool->start_at);
vertical = (fabs(full_delta.x) < fabs(full_delta.y));
}
point_add(&to, &tool->move_compensate);
snap_to_grid(ddisp, &to.x, &to.y);
now = tool->object->position;
delta = to;
point_sub(&delta, &now);
if (gdk_event_to_dia_ModifierKeys (event->state) & MODIFIER_CONTROL) {
/* Up-down or left-right */
if (vertical) {
delta.x = tool->start_at.x + tool->move_compensate.x - now.x;
} else {
delta.y = tool->start_at.y + tool->move_compensate.y - now.y;
}
}
object_add_updates_list(ddisp->diagram->data->selected, ddisp->diagram);
objchange = object_list_move_delta(ddisp->diagram->data->selected, &delta);
if (objchange != NULL) {
undo_object_change(ddisp->diagram, tool->object, objchange);
}
object_add_updates_list(ddisp->diagram->data->selected, ddisp->diagram);
object_add_updates(tool->object, ddisp->diagram);
/* Put current mouse position in status bar */
{
gchar *postext;
GtkStatusbar *statusbar = GTK_STATUSBAR (ddisp->modified_status);
guint context_id = gtk_statusbar_get_context_id (statusbar, "ObjectPos");
gtk_statusbar_pop (statusbar, context_id);
postext = g_strdup_printf("%.3f, %.3f - %.3f, %.3f",
tool->object->bounding_box.left,
tool->object->bounding_box.top,
tool->object->bounding_box.right,
tool->object->bounding_box.bottom);
gtk_statusbar_pop (statusbar, context_id);
gtk_statusbar_push (statusbar, context_id, postext);
g_free(postext);
}
diagram_update_connections_selection(ddisp->diagram);
diagram_flush(ddisp->diagram);
break;
case STATE_MOVE_HANDLE:
full_delta = to;
point_sub(&full_delta, &tool->start_at);
/* make sure resizing is restricted to its parent */
/* if resize was blocked by parent, that means the resizing was
outward, thus it won't bother the children so we don't have to
check the children */
if (!parent_handle_move_out_check(tool->object, &to))
parent_handle_move_in_check(tool->object, &to, &tool->start_at);
if (gdk_event_to_dia_ModifierKeys (event->state) & MODIFIER_CONTROL)
vertical = (fabs(full_delta.x) < fabs(full_delta.y));
highlight_reset_all(ddisp->diagram);
if ((tool->handle->connect_type != HANDLE_NONCONNECTABLE)) {
/* Move to ConnectionPoint if near: */
connectionpoint = object_find_connectpoint_display (ddisp,
&to,
tool->object, TRUE);
if (connectionpoint != NULL) {
DiaHighlightType type;
to = connectionpoint->pos;
if (connectionpoint->flags & CP_FLAGS_MAIN) {
type = DIA_HIGHLIGHT_CONNECTIONPOINT_MAIN;
} else {
type = DIA_HIGHLIGHT_CONNECTIONPOINT;
}
highlight_object(connectionpoint->object, type, ddisp->diagram);
ddisplay_set_all_cursor_name (NULL, "crosshair");
}
}
if (connectionpoint == NULL) {
/* No connectionopoint near, then snap to grid (if enabled) */
snap_to_grid(ddisp, &to.x, &to.y);
ddisplay_set_all_cursor_name (NULL, "move");
}
if (tool->break_connections) {
/* break connections to the handle currently selected. */
if (tool->handle->connected_to!=NULL) {
Change *change = undo_unconnect (ddisp->diagram,
tool->object,
tool->handle);
(change->apply)(change, ddisp->diagram);
}
}
if (gdk_event_to_dia_ModifierKeys (event->state) & MODIFIER_CONTROL) {
/* Up-down or left-right */
if (vertical) {
to.x = tool->start_at.x;
} else {
to.y = tool->start_at.y;
}
}
if (tool->orig_pos == NULL) {
tool->orig_pos = g_new(Point, 1);
*tool->orig_pos = tool->handle->pos;
}
/* Put current mouse position in status bar */
{
gchar *postext;
GtkStatusbar *statusbar = GTK_STATUSBAR (ddisp->modified_status);
guint context_id = gtk_statusbar_get_context_id (statusbar, "ObjectPos");
if (tool->object) { /* play safe */
real w = tool->object->bounding_box.right - tool->object->bounding_box.left;
real h = tool->object->bounding_box.bottom - tool->object->bounding_box.top;
postext = g_strdup_printf("%.3f, %.3f (%.3fx%.3f)", to.x, to.y, w, h);
} else {
postext = g_strdup_printf("%.3f, %.3f", to.x, to.y);
}
gtk_statusbar_pop (statusbar, context_id);
gtk_statusbar_push (statusbar, context_id, postext);
g_free(postext);
}
object_add_updates(tool->object, ddisp->diagram);
/* Handle undo */
if (tool->object)
objchange = tool->object->ops->move_handle(tool->object, tool->handle,
&to, connectionpoint,
HANDLE_MOVE_USER, gdk_event_to_dia_ModifierKeys(event->state));
if (objchange != NULL) {
undo_object_change(ddisp->diagram, tool->object, objchange);
}
object_add_updates(tool->object, ddisp->diagram);
diagram_update_connections_selection(ddisp->diagram);
diagram_flush(ddisp->diagram);
break;
case STATE_BOX_SELECT:
tool->end_box = to;
ddisplay_transform_coords (ddisp,
MIN (tool->start_box.x, tool->end_box.x),
MIN (tool->start_box.y, tool->end_box.y),
&tool->x1, &tool->y1);
ddisplay_transform_coords (ddisp,
MAX (tool->start_box.x, tool->end_box.x),
MAX (tool->start_box.y, tool->end_box.y),
&tool->x2, &tool->y2);
dia_interactive_renderer_set_selection (ddisp->renderer,
TRUE,
tool->x1,
tool->y1,
tool->x2 - tool->x1,
tool->y2 - tool->y1);
ddisplay_flush (ddisp);
break;
case STATE_NONE:
break;
default:
message_error("Internal error: Strange state in modify_tool\n");
}
tool->last_to = to;
tool->auto_scrolled = auto_scroll;
}
static void
create_object_button_press(CreateObjectTool *tool, GdkEventButton *event,
DDisplay *ddisp)
{
Point clickedpoint, origpoint;
Handle *handle1;
Handle *handle2;
DiaObject *obj;
real click_distance;
ddisplay_untransform_coords(ddisp,
(int)event->x, (int)event->y,
&clickedpoint.x, &clickedpoint.y);
origpoint = clickedpoint;
snap_to_grid(ddisp, &clickedpoint.x, &clickedpoint.y);
click_distance = ddisplay_untransform_length(ddisp, 3.0);
obj = dia_object_default_create (tool->objtype, &clickedpoint,
tool->user_data,
&handle1, &handle2);
tool->obj = obj; /* ensure that tool->obj is initialised in case we
return early. */
if (!obj) {
tool->moving = FALSE;
tool->handle = NULL;
message_error(_("'%s' creation failed"), tool->objtype ? tool->objtype->name : "NULL");
return;
}
diagram_add_object(ddisp->diagram, obj);
/* Try a connect */
if (handle1 != NULL &&
handle1->connect_type != HANDLE_NONCONNECTABLE) {
ConnectionPoint *connectionpoint;
connectionpoint =
object_find_connectpoint_display(ddisp, &origpoint, obj, TRUE);
if (connectionpoint != NULL) {
(obj->ops->move)(obj, &origpoint);
}
}
if (!(event->state & GDK_SHIFT_MASK)) {
/* Not Multi-select => remove current selection */
diagram_remove_all_selected(ddisp->diagram, TRUE);
}
diagram_select(ddisp->diagram, obj);
/* Connect first handle if possible: */
if ((handle1!= NULL) &&
(handle1->connect_type != HANDLE_NONCONNECTABLE)) {
object_connect_display(ddisp, obj, handle1, TRUE);
}
object_add_updates(obj, ddisp->diagram);
ddisplay_do_update_menu_sensitivity(ddisp);
diagram_flush(ddisp->diagram);
if (handle2 != NULL) {
tool->handle = handle2;
tool->moving = TRUE;
tool->last_to = handle2->pos;
gdk_pointer_grab (gtk_widget_get_window(ddisp->canvas), FALSE,
GDK_POINTER_MOTION_HINT_MASK | GDK_BUTTON1_MOTION_MASK | GDK_BUTTON_RELEASE_MASK,
NULL, NULL, event->time);
ddisplay_set_all_cursor(get_cursor(CURSOR_SCROLL));
} else {
diagram_update_extents(ddisp->diagram);
tool->moving = FALSE;
}
}
static void
create_object_motion(CreateObjectTool *tool, GdkEventMotion *event,
DDisplay *ddisp)
{
Point to;
ConnectionPoint *connectionpoint = NULL;
gchar *postext;
GtkStatusbar *statusbar;
guint context_id;
if (!tool->moving)
return;
ddisplay_untransform_coords(ddisp, event->x, event->y, &to.x, &to.y);
/* make sure the new object is restricted to its parent */
parent_handle_move_out_check(tool->obj, &to);
/* Move to ConnectionPoint if near: */
if (tool->handle != NULL &&
tool->handle->connect_type != HANDLE_NONCONNECTABLE) {
connectionpoint =
object_find_connectpoint_display(ddisp, &to, tool->obj, TRUE);
if (connectionpoint != NULL) {
to = connectionpoint->pos;
highlight_object(connectionpoint->object, DIA_HIGHLIGHT_CONNECTIONPOINT, ddisp->diagram);
ddisplay_set_all_cursor(get_cursor(CURSOR_CONNECT));
}
}
if (connectionpoint == NULL) {
/* No connectionopoint near, then snap to grid (if enabled) */
snap_to_grid(ddisp, &to.x, &to.y);
highlight_reset_all(ddisp->diagram);
ddisplay_set_all_cursor(get_cursor(CURSOR_SCROLL));
}
object_add_updates(tool->obj, ddisp->diagram);
tool->obj->ops->move_handle(tool->obj, tool->handle, &to, connectionpoint,
HANDLE_MOVE_CREATE, 0);
object_add_updates(tool->obj, ddisp->diagram);
/* Put current mouse position in status bar */
statusbar = GTK_STATUSBAR (ddisp->modified_status);
context_id = gtk_statusbar_get_context_id (statusbar, "ObjectPos");
postext = g_strdup_printf("%.3f, %.3f - %.3f, %.3f",
tool->obj->bounding_box.left,
tool->obj->bounding_box.top,
tool->obj->bounding_box.right,
tool->obj->bounding_box.bottom);
gtk_statusbar_pop (statusbar, context_id);
gtk_statusbar_push (statusbar, context_id, postext);
g_free(postext);
diagram_flush(ddisp->diagram);
tool->last_to = to;
return;
}
