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18a3a92 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 | # components.py
# Contains custom UI widgets, the InteractiveComparisonPanel is isolated here
import tkinter as tk
import math
class InteractiveComparisonPanel:
"""
A specific panel for the Comparison Window.
Features: Move Nodes, Pan View (Background Drag), Zoom (Scroll).
"""
def __init__(self, parent, graph, name, node_radius, agents_map, redraw_callback, click_callback):
self.G = graph
self.name = name
self.node_radius = node_radius
self.agents = agents_map
self.redraw_callback = redraw_callback
self.click_callback = click_callback
self.zoom = 1.0
self.offset_x = 0
self.offset_y = 0
self.drag_mode = None
self.drag_data = None
self.initialized = False
self.highlights = []
self.outer = tk.Frame(parent, bd=2, relief=tk.GROOVE)
self.outer.pack(side=tk.LEFT, fill=tk.BOTH, expand=True, padx=5, pady=5)
tk.Label(self.outer, text=name, font=("Arial", 13, "bold"), bg="#ddd").pack(fill=tk.X)
self.canvas = tk.Canvas(self.outer, bg="white")
self.canvas.pack(fill=tk.BOTH, expand=True)
# Bindings
self.canvas.bind("<Button-1>", self.on_mouse_down)
self.canvas.bind("<B1-Motion>", self.on_mouse_drag)
self.canvas.bind("<ButtonRelease-1>", self.on_mouse_up)
# Mouse Wheel
self.canvas.bind("<MouseWheel>", self.on_zoom)
self.canvas.bind("<Button-4>", lambda e: self.on_zoom(e, 1))
self.canvas.bind("<Button-5>", lambda e: self.on_zoom(e, -1))
# Resize event for centering
self.canvas.bind("<Configure>", self.on_resize)
def set_highlights(self, highlights):
"""Updates the visual highlights and triggers a redraw."""
self.highlights = highlights
self.redraw()
def on_resize(self, event):
if not self.initialized:
self.center_view(event.width, event.height)
self.initialized = True
self.redraw()
def center_view(self, width, height):
if self.G.number_of_nodes() == 0: return
xs = [d.get('pos', (0,0))[0] for n, d in self.G.nodes(data=True)]
ys = [d.get('pos', (0,0))[1] for n, d in self.G.nodes(data=True)]
if not xs: return
min_x, max_x = min(xs), max(xs)
min_y, max_y = min(ys), max(ys)
graph_cx = (min_x + max_x) / 2
graph_cy = (min_y + max_y) / 2
self.offset_x = (width / 2) - (graph_cx * self.zoom)
self.offset_y = (height / 2) - (graph_cy * self.zoom)
def to_screen(self, wx, wy):
sx = (wx * self.zoom) + self.offset_x
sy = (wy * self.zoom) + self.offset_y
return sx, sy
def to_world(self, sx, sy):
wx = (sx - self.offset_x) / self.zoom
wy = (sy - self.offset_y) / self.zoom
return wx, wy
def redraw(self):
self.canvas.delete("all")
r = self.node_radius * self.zoom
# Draw Highlights
if self.highlights:
edge_counts = {}
for h in self.highlights:
color = h.get('color', 'yellow')
width = h.get('width', 8) * self.zoom
# Draw Nodes
for n in h.get('nodes', []):
wx, wy = self.G.nodes[n].get('pos', (0,0))
sx, sy = self.to_screen(wx, wy)
rad = r + (width / 2)
self.canvas.create_oval(sx-rad, sy-rad, sx+rad, sy+rad, fill=color, outline=color)
# Draw Edges (Offset)
for u, v in h.get('edges', []):
edge_key = tuple(sorted((u, v)))
count = edge_counts.get(edge_key, 0)
edge_counts[edge_key] = count + 1
offset_step = width / 2
current_offset = (count * width) - offset_step
p1 = self.G.nodes[u].get('pos', (0,0))
p2 = self.G.nodes[v].get('pos', (0,0))
sx1, sy1 = self.to_screen(p1[0], p1[1])
sx2, sy2 = self.to_screen(p2[0], p2[1])
dx, dy = sx2 - sx1, sy2 - sy1
length = math.hypot(dx, dy)
if length == 0: continue
nx, ny = -dy / length, dx / length
os_x = nx * current_offset
os_y = ny * current_offset
self.canvas.create_line(sx1+os_x, sy1+os_y, sx2+os_x, sy2+os_y,
fill=color, width=width, capstyle=tk.ROUND, joinstyle=tk.ROUND)
# DRAW STANDARD GRAPH (Edges & Nodes)
# Edges
for u, v in self.G.edges():
p1 = self.G.nodes[u].get('pos', (0,0))
p2 = self.G.nodes[v].get('pos', (0,0))
sx1, sy1 = self.to_screen(p1[0], p1[1])
sx2, sy2 = self.to_screen(p2[0], p2[1])
self.canvas.create_line(sx1, sy1, sx2, sy2, arrow=tk.LAST, width=2*self.zoom)
# Nodes
for n, d in self.G.nodes(data=True):
wx, wy = d.get('pos', (0,0))
sx, sy = self.to_screen(wx, wy)
ag = d.get('agent', "Unassigned")
fill = self.agents.get(ag, "white")
if '_color_cache' in d: fill = d['_color_cache']
if d.get('type') == "Function":
self.canvas.create_rectangle(sx-r, sy-r, sx+r, sy+r, fill=fill, outline="black")
else:
self.canvas.create_oval(sx-r, sy-r, sx+r, sy+r, fill=fill, outline="black")
lbl = d.get('label', '')
font_size = max(15, int(10 * self.zoom))
label_offset = r + (5*self.zoom)
self.canvas.create_text(sx, sy-label_offset, text=lbl, font=("Arial", font_size, "bold",), anchor="s")
def on_zoom(self, event, direction=None):
if direction is None:
factor = 1.1 if event.delta > 0 else 0.9
else:
factor = 1.1 if direction > 0 else 0.9
self.zoom *= factor
self.redraw()
def on_mouse_down(self, event):
mx, my = event.x, event.y
clicked_node = None
r_screen = self.node_radius * self.zoom
for n, d in self.G.nodes(data=True):
wx, wy = d.get('pos', (0,0))
sx, sy = self.to_screen(wx, wy)
if math.hypot(mx-sx, my-sy) <= r_screen:
clicked_node = n; break
if clicked_node is not None:
self.drag_mode = "NODE"; self.drag_data = clicked_node
label = self.G.nodes[clicked_node].get('label', '')
if self.click_callback: self.click_callback(label)
else:
self.drag_mode = "PAN"; self.drag_data = (mx, my)
def on_mouse_drag(self, event):
mx, my = event.x, event.y
if self.drag_mode == "NODE":
wx, wy = self.to_world(mx, my)
self.G.nodes[self.drag_data]['pos'] = (wx, wy)
self.redraw()
if self.redraw_callback: self.redraw_callback()
elif self.drag_mode == "PAN":
start_x, start_y = self.drag_data
dx = mx - start_x; dy = my - start_y
self.offset_x += dx; self.offset_y += dy
self.drag_data = (mx, my)
self.redraw()
def on_mouse_up(self, event):
self.drag_mode = None; self.drag_data = None
class CreateToolTip(object):
"""
create a tooltip for a given widget
"""
def __init__(self, widget, text='widget info'):
self.waittime = 500 # miliseconds
self.wraplength = 180 # pixels
self.widget = widget
self.text = text
self.widget.bind("<Enter>", self.enter)
self.widget.bind("<Leave>", self.leave)
self.widget.bind("<ButtonPress>", self.leave)
self.id = None
self.tw = None
def enter(self, event=None):
self.schedule()
def leave(self, event=None):
self.unschedule()
self.hidetip()
def schedule(self):
self.unschedule()
self.id = self.widget.after(self.waittime, self.showtip)
def unschedule(self):
id = self.id
self.id = None
if id:
self.widget.after_cancel(id)
def showtip(self, event=None):
x = y = 0
x, y, cx, cy = self.widget.bbox("insert")
x += self.widget.winfo_rootx() + 25
y += self.widget.winfo_rooty() + 20
# creates a toplevel window
self.tw = tk.Toplevel(self.widget)
# Leaves only the label and removes the app window
self.tw.wm_overrideredirect(True)
self.tw.wm_geometry("+%d+%d" % (x, y))
label = tk.Label(self.tw, text=self.text, justify='left',
background="#ffffe0", relief='solid', borderwidth=1,
font=("tahoma", "8", "normal"))
label.pack(ipadx=1)
def hidetip(self):
tw = self.tw
self.tw = None
if tw:
tw.destroy() |