WindowComponent

A panel in a window the player can move and scale. It remembers its place.

Java

Inside a PanelComponent constructor. The same call draws in every family and chroma.

WindowComponent tools = new WindowComponent("mymod:paint-tools", toolsPanel, new Box("w", 40, 40, 0, 0))
        .title("Paint tools")
        .within(screenBox);

Tools

Drag the title bar. Ctrl and the wheel scale it.