# =============================================================================== # Copyright 2011 Jake Ross # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. # =============================================================================== # =============================================================================== # Copyright 2013 Jake Ross # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. # =============================================================================== # ============= enthought library imports ======================= from enable.abstract_overlay import AbstractOverlay from kiva import Font from traits.api import Any # ============= standard library imports ======================== # ============= local library imports ========================== from pychron.canvas.canvas2D.scene.loading_scene import LoadingScene from pychron.canvas.canvas2D.scene.primitives.primitives import LoadIndicator from pychron.canvas.canvas2D.scene.scene_canvas import SceneCanvas def group_position(pos, func=None): pos = sorted(pos) pp = pos[0] stack = [pp] ss = [] for pi in pos[1:]: if not pp + 1 == pi: ss.append(func(stack) if func else stack) stack = [] stack.append(pi) pp = pi if stack: ss.append(func(stack) if func else stack) return ss class LoadingOverlay(AbstractOverlay): info_str = "" font = Font("Arial") def overlay(self, other_component, gc, view_bounds=None, mode="normal"): if self.info_str: with gc: gc.set_font(self.font) lines = self.info_str.split("\n") lws, lhs = list(zip(*[gc.get_full_text_extent(mi)[:2] for mi in lines])) rect_width = max(lws) + 4 rect_height = (max(lhs) + 2) * len(lhs) gc.translate_ctm(self.x + 15, self.y - rect_height) gc.set_fill_color((0.7, 0.7, 0.7)) gc.rect(-3, -3, rect_width + 6, rect_height + 6) gc.draw_path() gc.set_fill_color((0, 0, 0)) lh = max(lhs) + 2 for i, li in enumerate(lines[::-1]): gc.set_text_position(0, i * lh) gc.show_text(li) def set_item(self, item): if item and item.fill: msg = "hole: {}\nlabnumber: " "{}\nweight: {}mg\nnote: {}".format( item.name, item.labnumber_label.text, item.weight_label.text, item.note ) self.info_str = msg else: self.info_str = "" class LoadingCanvas(SceneCanvas): use_pan = False use_zoom = False selected = Any # fill_padding = True # bgcolor = 'red' show_axes = False show_grids = False padding_top = 0 padding_bottom = 0 padding_left = 0 padding_right = 0 aspect_ratio = 1 editable = True scene_klass = LoadingScene current_item = None popup = None _last_position = 1 def load_scene(self, t, **kw): self.overlays = [] scene = self.scene_klass() scene.load(t, **kw) self.view_x_range = scene.get_xrange() self.view_y_range = scene.get_yrange() self.scene = scene self.popup = LoadingOverlay() self.popup.visible = False self.overlays.append(self.popup) def get_selection(self): return [item for item in self.scene.get_items(LoadIndicator) if item.state] # def edit_left_down(self, event): # if self.editable: # sel = self.hittest(event) # if sel: # sel.state = not sel.state # # self.selected = sel # # # self.selected = self.hittest(event) # # self.selected.state = not self.selected.state # self.request_redraw() def normal_left_down(self, event): sel = self.hittest(event) if sel: if self.editable: self.selected = sel # self._counter = int(sel.name)+1 else: sel.state = not sel.state self.selected = sel self.request_redraw() self.selected = None def hittest(self, event): if self.scene: for li in self.scene.layers: for it in li.components: # it.canvas = self if it.canvas and it.is_in(event.x, event.y): return it def normal_mouse_leave(self, event): pass def normal_mouse_move(self, event): if self.editable: self.current_item = self.hittest(event) if self.current_item: event.window.set_pointer(self.cross_pointer) else: self._set_normal_pointer(event) def set_last_position(self, pos): self._last_position = pos def normal_key_pressed(self, event): if event.character == "Enter": self.selected = self.scene.get_item( str(self._last_position), klass=LoadIndicator ) self.request_redraw() # def info_left_down(self, event): # self.edit_left_down(event) # # def info_mouse_move(self, event): # self.popup.x, self.popup.y = event.x, event.y # self.current_item = self.hittest(event) # if self.current_item: # # event.window.set_pointer(self.pointer) # self.popup.set_item(self.current_item) # self.popup.visible = True # else: # self.popup.visible = False # self._set_normal_pointer(event) # # self.request_redraw() # # def info_mouse_leave(self, event): # self.popup.visible = False # self.request_redraw() def _set_normal_pointer(self, event): event.window.set_pointer(self.normal_pointer) # def _pop(self): # self.popup.set_item(self.current_item) # self.popup.visible = True # self.request_redraw() # ============= EOF =============================================