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 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; }
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_release(CreateObjectTool *tool, GdkEventButton *event, DDisplay *ddisp) { GList *list = NULL; DiaObject *obj = tool->obj; gboolean reset; GList *parent_candidates; g_return_if_fail (obj != NULL); if (!obj) /* not sure if this isn't enough */ return; /* could be a legal invariant */ if (tool->moving) { gdk_pointer_ungrab (event->time); object_add_updates(tool->obj, ddisp->diagram); tool->obj->ops->move_handle(tool->obj, tool->handle, &tool->last_to, NULL, HANDLE_MOVE_CREATE_FINAL, 0); object_add_updates(tool->obj, ddisp->diagram); } parent_candidates = layer_find_objects_containing_rectangle(obj->parent_layer, &obj->bounding_box); /* whole object must be within another object to parent it */ for (; parent_candidates != NULL; parent_candidates = g_list_next(parent_candidates)) { DiaObject *parent_obj = (DiaObject *) parent_candidates->data; if (obj != parent_obj && object_within_parent(obj, parent_obj)) { Change *change = undo_parenting(ddisp->diagram, parent_obj, obj, TRUE); (change->apply)(change, ddisp->diagram); break; /* obj->parent = parent_obj; parent_obj->children = g_list_append(parent_obj->children, obj); */ } } g_list_free(parent_candidates); list = g_list_prepend(list, tool->obj); undo_insert_objects(ddisp->diagram, list, 1); if (tool->moving) { if (tool->handle->connect_type != HANDLE_NONCONNECTABLE) { object_connect_display(ddisp, tool->obj, tool->handle, TRUE); diagram_update_connections_selection(ddisp->diagram); diagram_flush(ddisp->diagram); } tool->moving = FALSE; tool->handle = NULL; tool->obj = NULL; } { /* 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); } highlight_reset_all(ddisp->diagram); reset = prefs.reset_tools_after_create != tool->invert_persistence; /* kind of backward: first starting editing to see if it is possible at all, than GUI reflection */ if (textedit_activate_object(ddisp, obj, NULL) && reset) { gtk_action_activate (menus_get_action ("ToolsTextedit")); reset = FALSE; /* don't switch off textedit below */ } diagram_update_extents(ddisp->diagram); diagram_modified(ddisp->diagram); undo_set_transactionpoint(ddisp->diagram->undo); if (reset) tool_reset(); ddisplay_set_all_cursor(default_cursor); ddisplay_do_update_menu_sensitivity(ddisp); }