Replace the old index page and the iced_aw ColorPicker popup with one
Select Color panel:
- Index Color tab: standard colors, ACI 10-249 grid, grays; arrow keys
move through the palette.
- True Color tab: HSB, RGB and gradient-field modes built on two new
widgets (GradientSlider, ColorArea) and iced_aw NumberInput boxes,
an editable hex field and a nearest/exact index color button.
- Current/New swatch: clicking Current reverts. A mixed selection opens
on the color of the most recently drawn object with *VARIES* on top.
- Color field accepts an index, a color name, r,g,b or hex.
- Enter confirms, Esc cancels, other keys stay in the panel.
- New labels translated in all 22 locales.
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_013rGmDUNr1hUf4zo1X3dak8
