def test_contains_point(self): tobj = Rectangle([100, 100], [300, 300]) self.assertTrue(tobj.contains_point((200, 200))) self.assertTrue(tobj.contains_point((100, 100))) self.assertTrue(tobj.contains_point((300, 300))) self.assertFalse(tobj.contains_point((99, 100))) self.assertFalse(tobj.contains_point((100, 99))) self.assertFalse(tobj.contains_point((301, 100))) self.assertFalse(tobj.contains_point((100, 301)))
class PyDrawCanvas(tk.Canvas): def __init__(self, master=None, **kwargs): super().__init__(master=master, **kwargs) self.elements = [] self.init_events() self.init_menubar() self.init_context() self.set_appicon() self.set_title() self.statusbar = None self.drp_Operation = None self.selectedObject = None # region Inits def set_appicon(self): self.master.tk.call('wm', 'iconphoto', self.master._w, PhotoImage(file='appicon.png')) def set_title(self): self.master.title("PyDraw by Festina Lente Software ") def init_events(self): self.focus_set() self.bind("<Key>", self.on_keypress) self.bind("<Configure>", self.on_resize) self.bind("<ButtonPress-1>", self.on_left_click) self.bind("<B1-Motion>", self.on_drag) self.bind("<ButtonRelease-1>", self.on_drop) self.master.protocol('WM_DELETE_WINDOW', self.on_closing) def init_menubar(self): self.menubar = MainMenu(self.master, self) def init_after_pack(self): self.create_statusbar() # endregion # region DrawingContext def init_context(self): self.drawing_area = Rectangle((0, 0, 1000, 1000)) self.canvas_area = Rectangle((0, 0, self.winfo_width(), self.winfo_height())) self.drawing_context = DrawingContext(orig=self.drawing_area, target=self.canvas_area, border=0.05) def transposeBack(self, pos): return self.drawing_context.transposeBack(pos) def transpose(self, pos): return self.drawing_context.transpose(pos) # endregion # region Events def on_keypress(self, event): ec = event.char ek = event.keysym if ek == 'Escape': self.selectedObject = None def on_resize(self, event): self.canvas_area = Rectangle((0, 0, self.winfo_width(), self.winfo_height())) self.drawing_context.target_rect = self.canvas_area self.redraw() def on_left_click(self, event): x, y = event.x, event.y d_point = self.drawing_context.transposeBack(Point(x, y)) if not self.drawing_area.contains_point(d_point): # ignore outside border return if self.selectedObject: self.drp_Operation = Drp_MoveObject(self, Point(x, y), self.selectedObject) else: newLine = LineElement(start=d_point, end=d_point + (1, 1)) self.add_element(newLine) self.redraw() self.drp_Operation = Drp_DrawLine(self, Point(x, y), newLine) self.selectedObject = newLine def on_object_click(self, object, event): self.selectedObject = object # print(f"on_object_click: event={event},object={object}") def on_closing(self): if not messagebox.askokcancel( 'Exit Tool', 'Do you really want to exit this tool?'): return self.master.destroy() def on_drag(self, event): if self.drp_Operation: self.drp_Operation.on_drag((event.x, event.y)) def on_drop(self, event): if self.drp_Operation: self.drp_Operation.on_drop((event.x, event.y)) self.drp_Operation = None # endregion # region Elements def add_element(self, drawing_element): self.elements.append(drawing_element) self.redraw() def new_drawing(self): self.setStatusMessage(text='Creating new drawing') self.elements = [] self.redraw() self.setStatusMessage(text='Created new drawing', resetInSecs=5) # endregion # region Drawing def redraw(self): self.delete("all") self.draw_border() for element in self.elements: element.draw_on_canvas(self, self.drawing_context) def draw_border(self): ctx = self.drawing_context p1 = ctx.transpose(self.drawing_area.start) p3 = ctx.transpose(self.drawing_area.end) p2, p4 = Point(p1.x, p3.y), Point(p3.x, p1.y) points = [p1, p2, p3, p4, p1] flat_points = [item for p in points for item in p.xy] self.create_line(*flat_points) # endregion # region Statusbar def create_statusbar(self): self.statusbar = StatusBar(master=self.master) self.statusbar.pack(fill=tk.X) def setStatusMessage(self, **kwargs): if self.statusbar: self.statusbar.setMessage(**kwargs) else: txt = kwargs.get("text", "") print(f'{datetime.now()} Status: {txt}') def setProgress(self, **kwargs): if self.statusbar: self.statusbar.setProgress(**kwargs) else: ptext = kwargs.get('text', '') value = kwargs.get('value', 0) range = kwargs.get('maximum', 0) progr = "" if not value \ else f'[{value}]' if not range \ else f'[{value}/{range}]' print(f'{datetime.now()} Progress: {progr} - {ptext}')