From 3cd61b8ff9baa5ee76070ffa19580f6f2729a78a Mon Sep 17 00:00:00 2001
From: Lex Neva <github.com@lexneva.name>
Date: Sat, 6 Jan 2018 15:48:36 -0500
Subject: [PATCH] automatically scale simulation window

The simulation window is scaled to fill the available space on the screen.  In
the Params dialog, the simulation window sits to the right of the Params window
and fills the remaining space.
---
 embroider_params.py   | 13 ++++++++++++-
 embroider_simulate.py | 17 +++++++++++++----
 2 files changed, 25 insertions(+), 5 deletions(-)

diff --git a/embroider_params.py b/embroider_params.py
index 7cba8fb09..0c5c52fc6 100644
--- a/embroider_params.py
+++ b/embroider_params.py
@@ -400,8 +400,19 @@ class SettingsFrame(wx.Frame):
             simulator_pos = my_rect.GetTopRight()
             simulator_pos.x += 5
 
+            screen_rect = wx.Display(0).ClientArea
+            max_width = screen_rect.GetWidth() - my_rect.GetWidth()
+            max_height = screen_rect.GetHeight()
+
             try:
-                self.simulate_window = EmbroiderySimulator(None, -1, "Embroidery Simulator", simulator_pos, size=(300, 300), patches=patches, on_close=self.simulate_window_closed, target_duration=5)
+                self.simulate_window = EmbroiderySimulator(None, -1, "Embroidery Simulator",
+                                                           simulator_pos,
+                                                           size=(300, 300),
+                                                           patches=patches,
+                                                           on_close=self.simulate_window_closed,
+                                                           target_duration=5,
+                                                           max_width=max_width,
+                                                           max_height=max_height)
             except:
                 error = traceback.format_exc()
 
diff --git a/embroider_simulate.py b/embroider_simulate.py
index 6ec35bd1c..f10f39f0a 100644
--- a/embroider_simulate.py
+++ b/embroider_simulate.py
@@ -16,7 +16,11 @@ class EmbroiderySimulator(wx.Frame):
         self.frame_period = kwargs.pop('frame_period', 80)
         self.stitches_per_frame = kwargs.pop('stitches_per_frame', 1)
         self.target_duration = kwargs.pop('target_duration', None)
-        self.scale = 3
+
+        screen_rect = wx.Display(0).ClientArea
+        self.max_width = kwargs.pop('max_width', screen_rect.GetWidth())
+        self.max_height = kwargs.pop('max_height', screen_rect.GetHeight())
+        self.scale = 1
 
         wx.Frame.__init__(self, *args, **kwargs)
 
@@ -56,7 +60,7 @@ class EmbroiderySimulator(wx.Frame):
             return
 
         self.trim_margins()
-        self.width, self.height = self.get_dimensions()
+        self.calculate_dimensions()
 
     def adjust_speed(self, duration):
         self.frame_period = 1000 * float(duration) / len(self.segments)
@@ -218,7 +222,7 @@ class EmbroiderySimulator(wx.Frame):
 
         self.segments = new_segments
 
-    def get_dimensions(self):
+    def calculate_dimensions(self):
         width = 0
         height = 0
 
@@ -226,7 +230,12 @@ class EmbroiderySimulator(wx.Frame):
             width = max(width, x)
             height = max(height, y)
 
-        return width, height
+        self.width = width
+        self.height = height
+        self.scale = min(float(self.max_width) / width, float(self.max_height) / height)
+
+        # make room for decorations and a bit of a margin
+        self.scale *= 0.95
 
     def go(self):
         self.clear()