import dearpygui.dearpygui as dpg from openpilot.tools.jotpluggler.data import DataManager from openpilot.tools.jotpluggler.views import TimeSeriesPanel GRIP_SIZE = 4 MIN_PANE_SIZE = 60 class LayoutManager: def __init__(self, data_manager, playback_manager, worker_manager, scale: float = 1.0): self.data_manager = data_manager self.playback_manager = playback_manager self.worker_manager = worker_manager self.scale = scale self.container_tag = "plot_layout_container" self.tab_bar_tag = "tab_bar_container" self.tab_content_tag = "tab_content_area" self.active_tab = 0 initial_panel_layout = PanelLayoutManager(data_manager, playback_manager, worker_manager, scale) self.tabs: dict = {0: {"name": "Tab 1", "panel_layout": initial_panel_layout}} self._next_tab_id = self.active_tab + 1 def to_dict(self) -> dict: return { "tabs": { str(tab_id): { "name": tab_data["name"], "panel_layout": tab_data["panel_layout"].to_dict() } for tab_id, tab_data in self.tabs.items() } } def clear_and_load_from_dict(self, data: dict): tab_ids_to_close = list(self.tabs.keys()) for tab_id in tab_ids_to_close: self.close_tab(tab_id, force=True) for tab_id_str, tab_data in data["tabs"].items(): tab_id = int(tab_id_str) panel_layout = PanelLayoutManager.load_from_dict( tab_data["panel_layout"], self.data_manager, self.playback_manager, self.worker_manager, self.scale ) self.tabs[tab_id] = { "name": tab_data["name"], "panel_layout": panel_layout } self.active_tab = min(self.tabs.keys()) if self.tabs else 0 self._next_tab_id = max(self.tabs.keys()) + 1 if self.tabs else 1 def create_ui(self, parent_tag: str): if dpg.does_item_exist(self.container_tag): dpg.delete_item(self.container_tag) with dpg.child_window(tag=self.container_tag, parent=parent_tag, border=False, width=-1, height=-1, no_scrollbar=True, no_scroll_with_mouse=True): self._create_tab_bar() self._create_tab_content() dpg.bind_item_theme(self.tab_bar_tag, "tab_bar_theme") def _create_tab_bar(self): text_size = int(13 * self.scale) with dpg.child_window(tag=self.tab_bar_tag, parent=self.container_tag, height=(text_size + 8), border=False, horizontal_scrollbar=True): with dpg.group(horizontal=True, tag="tab_bar_group"): for tab_id, tab_data in self.tabs.items(): self._create_tab_ui(tab_id, tab_data["name"]) dpg.add_image_button(texture_tag="plus_texture", callback=self.add_tab, width=text_size, height=text_size, tag="add_tab_button") dpg.bind_item_theme("add_tab_button", "inactive_tab_theme") def _create_tab_ui(self, tab_id: int, tab_name: str): text_size = int(13 * self.scale) tab_width = int(140 * self.scale) with dpg.child_window(width=tab_width, height=-1, border=False, no_scrollbar=True, tag=f"tab_window_{tab_id}", parent="tab_bar_group"): with dpg.group(horizontal=True, tag=f"tab_group_{tab_id}"): dpg.add_input_text( default_value=tab_name, width=tab_width - text_size - 16, callback=lambda s, v, u: self.rename_tab(u, v), user_data=tab_id, tag=f"tab_input_{tab_id}" ) dpg.add_image_button( texture_tag="x_texture", callback=lambda s, a, u: self.close_tab(u), user_data=tab_id, width=text_size, height=text_size, tag=f"tab_close_{tab_id}" ) with dpg.item_handler_registry(tag=f"tab_handler_{tab_id}"): dpg.add_item_clicked_handler(callback=lambda s, a, u: self.switch_tab(u), user_data=tab_id) dpg.bind_item_handler_registry(f"tab_group_{tab_id}", f"tab_handler_{tab_id}") theme_tag = "active_tab_theme" if tab_id == self.active_tab else "inactive_tab_theme" dpg.bind_item_theme(f"tab_window_{tab_id}", theme_tag) def _create_tab_content(self): with dpg.child_window(tag=self.tab_content_tag, parent=self.container_tag, border=False, width=-1, height=-1, no_scrollbar=True, no_scroll_with_mouse=True): if self.active_tab in self.tabs: active_panel_layout = self.tabs[self.active_tab]["panel_layout"] active_panel_layout.create_ui() def add_tab(self): new_panel_layout = PanelLayoutManager(self.data_manager, self.playback_manager, self.worker_manager, self.scale) new_tab = {"name": f"Tab {self._next_tab_id + 1}", "panel_layout": new_panel_layout} self.tabs[self._next_tab_id] = new_tab self._create_tab_ui(self._next_tab_id, new_tab["name"]) dpg.move_item("add_tab_button", parent="tab_bar_group") # move plus button to end self.switch_tab(self._next_tab_id) self._next_tab_id += 1 def close_tab(self, tab_id: int, force = False): if len(self.tabs) <= 1 and not force: return # don't allow closing the last tab tab_to_close = self.tabs[tab_id] tab_to_close["panel_layout"].destroy_ui() for suffix in ["window", "group", "input", "close", "handler"]: tag = f"tab_{suffix}_{tab_id}" if dpg.does_item_exist(tag): dpg.delete_item(tag) del self.tabs[tab_id] if self.active_tab == tab_id and self.tabs: # switch to another tab if we closed the active one self.active_tab = next(iter(self.tabs.keys())) self._switch_tab_content() dpg.bind_item_theme(f"tab_window_{self.active_tab}", "active_tab_theme") def switch_tab(self, tab_id: int): if tab_id == self.active_tab or tab_id not in self.tabs: return current_panel_layout = self.tabs[self.active_tab]["panel_layout"] current_panel_layout.destroy_ui() dpg.bind_item_theme(f"tab_window_{self.active_tab}", "inactive_tab_theme") # deactivate old tab self.active_tab = tab_id dpg.bind_item_theme(f"tab_window_{tab_id}", "active_tab_theme") # activate new tab self._switch_tab_content() def _switch_tab_content(self): dpg.delete_item(self.tab_content_tag, children_only=True) active_panel_layout = self.tabs[self.active_tab]["panel_layout"] active_panel_layout.create_ui() active_panel_layout.update_all_panels() def rename_tab(self, tab_id: int, new_name: str): if tab_id in self.tabs: self.tabs[tab_id]["name"] = new_name def update_all_panels(self): self.tabs[self.active_tab]["panel_layout"].update_all_panels() def on_viewport_resize(self): self.tabs[self.active_tab]["panel_layout"].on_viewport_resize() class PanelLayoutManager: def __init__(self, data_manager: DataManager, playback_manager, worker_manager, scale: float = 1.0): self.data_manager = data_manager self.playback_manager = playback_manager self.worker_manager = worker_manager self.scale = scale self.active_panels: list = [] self.parent_tag = "tab_content_area" self._queue_resize = False self._created_handler_tags: set[str] = set() self.grip_size = int(GRIP_SIZE * self.scale) self.min_pane_size = int(MIN_PANE_SIZE * self.scale) initial_panel = TimeSeriesPanel(data_manager, playback_manager, worker_manager) self.layout: dict = {"type": "panel", "panel": initial_panel} def to_dict(self) -> dict: return self._layout_to_dict(self.layout) def _layout_to_dict(self, layout: dict) -> dict: if layout["type"] == "panel": return { "type": "panel", "panel": layout["panel"].to_dict() } else: # split return { "type": "split", "orientation": layout["orientation"], "proportions": layout["proportions"], "children": [self._layout_to_dict(child) for child in layout["children"]] } @classmethod def load_from_dict(cls, data: dict, data_manager, playback_manager, worker_manager, scale: float = 1.0): manager = cls(data_manager, playback_manager, worker_manager, scale) manager.layout = manager._dict_to_layout(data) return manager def _dict_to_layout(self, data: dict) -> dict: if data["type"] == "panel": panel_data = data["panel"] if panel_data["type"] == "timeseries": panel = TimeSeriesPanel.load_from_dict( panel_data, self.data_manager, self.playback_manager, self.worker_manager ) return {"type": "panel", "panel": panel} else: # Handle future panel types here or make a general mapping raise ValueError(f"Unknown panel type: {panel_data['type']}") else: # split return { "type": "split", "orientation": data["orientation"], "proportions": data["proportions"], "children": [self._dict_to_layout(child) for child in data["children"]] } def create_ui(self): self.active_panels.clear() if dpg.does_item_exist(self.parent_tag): dpg.delete_item(self.parent_tag, children_only=True) self._cleanup_all_handlers() container_width, container_height = dpg.get_item_rect_size(self.parent_tag) if container_width == 0 and container_height == 0: self._queue_resize = True self._create_ui_recursive(self.layout, self.parent_tag, [], container_width, container_height) def destroy_ui(self): self._cleanup_ui_recursive(self.layout, []) self._cleanup_all_handlers() self.active_panels.clear() def _cleanup_all_handlers(self): for handler_tag in list(self._created_handler_tags): if dpg.does_item_exist(handler_tag): dpg.delete_item(handler_tag) self._created_handler_tags.clear() def _create_ui_recursive(self, layout: dict, parent_tag: str, path: list[int], width: int, height: int): if layout["type"] == "panel": self._create_panel_ui(layout, parent_tag, path, width, height) else: self._create_split_ui(layout, parent_tag, path, width, height) def _create_panel_ui(self, layout: dict, parent_tag: str, path: list[int], width: int, height: int): panel_tag = self._path_to_tag(path, "panel") panel = layout["panel"] self.active_panels.append(panel) text_size = int(13 * self.scale) bar_height = (text_size + 24) if width < int(329 * self.scale + 64) else (text_size + 8) # adjust height to allow for scrollbar with dpg.child_window(parent=parent_tag, border=False, width=-1, height=-1, no_scrollbar=True): with dpg.group(horizontal=True): with dpg.child_window(tag=panel_tag, width=-(text_size + 16), height=bar_height, horizontal_scrollbar=True, no_scroll_with_mouse=True, border=False): with dpg.group(horizontal=True): # if you change the widths make sure to change the sum of widths (currently 329 * scale) dpg.add_input_text(default_value=panel.title, width=int(150 * self.scale), callback=lambda s, v: setattr(panel, "title", v)) dpg.add_combo(items=["Time Series"], default_value="Time Series", width=int(100 * self.scale)) dpg.add_button(label="Clear", callback=lambda: self.clear_panel(panel), width=int(40 * self.scale)) dpg.add_image_button(texture_tag="split_h_texture", callback=lambda: self.split_panel(path, 0), width=text_size, height=text_size) dpg.add_image_button(texture_tag="split_v_texture", callback=lambda: self.split_panel(path, 1), width=text_size, height=text_size) dpg.add_image_button(texture_tag="x_texture", callback=lambda: self.delete_panel(path), width=text_size, height=text_size) dpg.add_separator() content_tag = self._path_to_tag(path, "content") with dpg.child_window(tag=content_tag, border=False, height=-1, width=-1, no_scrollbar=True): panel.create_ui(content_tag) def _create_split_ui(self, layout: dict, parent_tag: str, path: list[int], width: int, height: int): split_tag = self._path_to_tag(path, "split") orientation, _, pane_sizes = self._get_split_geometry(layout, (width, height)) with dpg.group(tag=split_tag, parent=parent_tag, horizontal=orientation == 0): for i, child_layout in enumerate(layout["children"]): child_path = path + [i] container_tag = self._path_to_tag(child_path, "container") pane_width, pane_height = [(pane_sizes[i], -1), (-1, pane_sizes[i])][orientation] # fill 2nd dim up to the border with dpg.child_window(tag=container_tag, width=pane_width, height=pane_height, border=False, no_scrollbar=True): child_width, child_height = [(pane_sizes[i], height), (width, pane_sizes[i])][orientation] self._create_ui_recursive(child_layout, container_tag, child_path, child_width, child_height) if i < len(layout["children"]) - 1: self._create_grip(split_tag, path, i, orientation) def clear_panel(self, panel): panel.clear() def delete_panel(self, panel_path: list[int]): if not panel_path: # Root deletion old_panel = self.layout["panel"] old_panel.destroy_ui() self.active_panels.remove(old_panel) new_panel = TimeSeriesPanel(self.data_manager, self.playback_manager, self.worker_manager) self.layout = {"type": "panel", "panel": new_panel} self._rebuild_ui_at_path([]) return parent, child_index = self._get_parent_and_index(panel_path) layout_to_delete = parent["children"][child_index] self._cleanup_ui_recursive(layout_to_delete, panel_path) parent["children"].pop(child_index) parent["proportions"].pop(child_index) if len(parent["children"]) == 1: # remove parent and collapse remaining_child = parent["children"][0] if len(panel_path) == 1: # parent is at root level - promote remaining child to root self.layout = remaining_child self._rebuild_ui_at_path([]) else: # replace parent with remaining child in grandparent grandparent_path = panel_path[:-2] parent_index = panel_path[-2] self._replace_layout_at_path(grandparent_path + [parent_index], remaining_child) self._rebuild_ui_at_path(grandparent_path + [parent_index]) else: # redistribute proportions equal_prop = 1.0 / len(parent["children"]) parent["proportions"] = [equal_prop] * len(parent["children"]) self._rebuild_ui_at_path(panel_path[:-1]) def split_panel(self, panel_path: list[int], orientation: int): current_layout = self._get_layout_at_path(panel_path) existing_panel = current_layout["panel"] new_panel = TimeSeriesPanel(self.data_manager, self.playback_manager, self.worker_manager) parent, child_index = self._get_parent_and_index(panel_path) if parent is None: # Root split self.layout = { "type": "split", "orientation": orientation, "children": [{"type": "panel", "panel": existing_panel}, {"type": "panel", "panel": new_panel}], "proportions": [0.5, 0.5], } self._rebuild_ui_at_path([]) elif parent["type"] == "split" and parent["orientation"] == orientation: # Same orientation - insert into existing split parent["children"].insert(child_index + 1, {"type": "panel", "panel": new_panel}) parent["proportions"] = [1.0 / len(parent["children"])] * len(parent["children"]) self._rebuild_ui_at_path(panel_path[:-1]) else: # Different orientation - create new split level new_split = {"type": "split", "orientation": orientation, "children": [current_layout, {"type": "panel", "panel": new_panel}], "proportions": [0.5, 0.5]} self._replace_layout_at_path(panel_path, new_split) self._rebuild_ui_at_path(panel_path) def _rebuild_ui_at_path(self, path: list[int]): layout = self._get_layout_at_path(path) if path: container_tag = self._path_to_tag(path, "container") else: # Root update container_tag = self.parent_tag self._cleanup_ui_recursive(layout, path) dpg.delete_item(container_tag, children_only=True) width, height = dpg.get_item_rect_size(container_tag) self._create_ui_recursive(layout, container_tag, path, width, height) def _cleanup_ui_recursive(self, layout: dict, path: list[int]): if layout["type"] == "panel": panel = layout["panel"] panel.destroy_ui() if panel in self.active_panels: self.active_panels.remove(panel) else: for i in range(len(layout["children"]) - 1): handler_tag = f"{self._path_to_tag(path, f'grip_{i}')}_handler" if dpg.does_item_exist(handler_tag): dpg.delete_item(handler_tag) self._created_handler_tags.discard(handler_tag) for i, child in enumerate(layout["children"]): self._cleanup_ui_recursive(child, path + [i]) def update_all_panels(self): if self._queue_resize: if (size := dpg.get_item_rect_size(self.parent_tag)) != [0, 0]: self._queue_resize = False self._resize_splits_recursive(self.layout, [], *size) for panel in self.active_panels: panel.update() def on_viewport_resize(self): self._resize_splits_recursive(self.layout, []) def _resize_splits_recursive(self, layout: dict, path: list[int], width: int | None = None, height: int | None = None): if layout["type"] == "split": split_tag = self._path_to_tag(path, "split") if dpg.does_item_exist(split_tag): available_sizes = (width, height) if width and height else dpg.get_item_rect_size(dpg.get_item_parent(split_tag)) orientation, _, pane_sizes = self._get_split_geometry(layout, available_sizes) size_properties = ("width", "height") for i, child_layout in enumerate(layout["children"]): child_path = path + [i] container_tag = self._path_to_tag(child_path, "container") if dpg.does_item_exist(container_tag): dpg.configure_item(container_tag, **{size_properties[orientation]: pane_sizes[i]}) child_width, child_height = [(pane_sizes[i], available_sizes[1]), (available_sizes[0], pane_sizes[i])][orientation] self._resize_splits_recursive(child_layout, child_path, child_width, child_height) else: # leaf node/panel - adjust bar height to allow for scrollbar panel_tag = self._path_to_tag(path, "panel") if width is not None and width < int(329 * self.scale + 64): # scaled widths of the elements in top bar + fixed 8 padding on left and right of each item dpg.configure_item(panel_tag, height=(int(13 * self.scale) + 24)) else: dpg.configure_item(panel_tag, height=(int(13 * self.scale) + 8)) def _get_split_geometry(self, layout: dict, available_size: tuple[int, int]) -> tuple[int, int, list[int]]: orientation = layout["orientation"] num_grips = len(layout["children"]) - 1 usable_size = max(self.min_pane_size, available_size[orientation] - (num_grips * (self.grip_size + 8 * (2 - orientation)))) # approximate, scaling is weird pane_sizes = [max(self.min_pane_size, int(usable_size * prop)) for prop in layout["proportions"]] return orientation, usable_size, pane_sizes def _get_layout_at_path(self, path: list[int]) -> dict: current = self.layout for index in path: current = current["children"][index] return current def _get_parent_and_index(self, path: list[int]) -> tuple: return (None, -1) if not path else (self._get_layout_at_path(path[:-1]), path[-1]) def _replace_layout_at_path(self, path: list[int], new_layout: dict): if not path: self.layout = new_layout else: parent, index = self._get_parent_and_index(path) parent["children"][index] = new_layout def _path_to_tag(self, path: list[int], prefix: str = "") -> str: path_str = "_".join(map(str, path)) if path else "root" return f"{prefix}_{path_str}" if prefix else path_str def _create_grip(self, parent_tag: str, path: list[int], grip_index: int, orientation: int): grip_tag = self._path_to_tag(path, f"grip_{grip_index}") handler_tag = f"{grip_tag}_handler" width, height = [(self.grip_size, -1), (-1, self.grip_size)][orientation] with dpg.child_window(tag=grip_tag, parent=parent_tag, width=width, height=height, no_scrollbar=True, border=False): button_tag = dpg.add_button(label="", width=-1, height=-1) with dpg.item_handler_registry(tag=handler_tag): user_data = (path, grip_index, orientation) dpg.add_item_active_handler(callback=self._on_grip_drag, user_data=user_data) dpg.add_item_deactivated_handler(callback=self._on_grip_end, user_data=user_data) dpg.bind_item_handler_registry(button_tag, handler_tag) self._created_handler_tags.add(handler_tag) def _on_grip_drag(self, sender, app_data, user_data): path, grip_index, orientation = user_data layout = self._get_layout_at_path(path) if "_drag_data" not in layout: layout["_drag_data"] = {"initial_proportions": layout["proportions"][:], "start_mouse": dpg.get_mouse_pos(local=False)[orientation]} return drag_data = layout["_drag_data"] split_tag = self._path_to_tag(path, "split") if not dpg.does_item_exist(split_tag): return _, usable_size, _ = self._get_split_geometry(layout, dpg.get_item_rect_size(split_tag)) current_coord = dpg.get_mouse_pos(local=False)[orientation] delta = current_coord - drag_data["start_mouse"] delta_prop = delta / usable_size left_idx = grip_index right_idx = left_idx + 1 initial = drag_data["initial_proportions"] min_prop = self.min_pane_size / usable_size new_left = max(min_prop, initial[left_idx] + delta_prop) new_right = max(min_prop, initial[right_idx] - delta_prop) total_available = initial[left_idx] + initial[right_idx] if new_left + new_right > total_available: if new_left > new_right: new_left = total_available - new_right else: new_right = total_available - new_left layout["proportions"] = initial[:] layout["proportions"][left_idx] = new_left layout["proportions"][right_idx] = new_right self._resize_splits_recursive(layout, path) def _on_grip_end(self, sender, app_data, user_data): path, _, _ = user_data self._get_layout_at_path(path).pop("_drag_data", None)