Sew Stack first steps (#3133)

* handle more recursive cases

* scaffolding for stitch layers

* scaffolding for SewStack

* always use DotDict when parsing json params

* add DefaultDotDict + DotDict fixes

* first working SewStack (no UI yet)

* ignore inkstitch_debug.log and .svg

* refactor

* early WIP: property grid display temporarily in stitch plan preview

* start of sew stack editor extension

* add layer properties panel and splitter

* spacing and better icon

* handle checkbox

* add layer action buttons

* show selected property help text in an HtmlWindow

* rename

* rephrase help text for tolerance

* refactor into separate file

* simplify structure

* better property type handling

* add randomization button

* add random seed re-roll button

* simulator preview

* update preview in a few more cases

* always DotDict

* avoid ridiculously slow simulations

* preview selected layer or all layers

* edit multiple objects and save only modified properties into the SVG

* better preview handling

* add reverse and jitter

* add stitch path jitter

* fix types

* fix random shuffle button

* fixes

* fix repeats

* type hinting to please pycharm

* show layer description

* avoid exception in properties with multiple values

* fix typing

* fix new layer

* draw a box around property grid and help box

* confirm before closing

* rename properties and fix seed

* fix close/cancel logic

* add buttons to undo changes and reset to default value

* set not modified if default is original setting

* fix invisible icon

* more space for properties

* fix random properties

* better regulation of simulator rendering speed

* Fixed timer being passed a float

* fix get_json_param() default handling

* fix tests

* add checkbox for sew stack only

* fix property help

* adjustable stitch layer editor help box size, with persistence

* repeat exact stitches

* "fix" style

* adjust for new next_element stuff

---------

Co-authored-by: CapellanCitizen <thecapellancitizen@gmail.com>

1 files changed, 29 insertions, 0 deletions

diff --git a/lib/utils/icons.py b/lib/utils/icons.py
new file mode 100644
index 00000000..492d88ce
--- /dev/null
+++ b/lib/utils/icons.py
@@ -0,0 +1,29 @@
+import os
+
+import wx
+
+from .paths import get_resource_dir
+
+
+def is_dark_theme():
+    return wx.SystemSettings().GetAppearance().IsDark()
+
+
+def load_icon(icon_name, window=None, width=None, height=None):
+    if window is None and not (width and height):
+        raise ValueError("load_icon(): must pass a window or width and height")
+
+    icon = wx.Image(os.path.join(get_resource_dir("icons"), f"{icon_name}.png"))
+
+    if not (width and height):
+        render = wx.RendererNative.Get()
+        width = height = render.GetHeaderButtonHeight(window)
+    icon.Rescale(width, height, wx.IMAGE_QUALITY_HIGH)
+
+    if is_dark_theme():
+        # only way I've found to get a negative image
+        data = icon.GetDataBuffer()
+        for i in range(len(data)):
+            data[i] = 255 - data[i]
+
+    return icon.ConvertToBitmap()