Rectangle:
Rectangle (filled):
Eyedrop: Sets the tool icon from the icon in the current layer. Control-click to pick up the topmost icon.
Selection: Click and drag to move the selected area. Control-click to copy and drag the selected area. NOTE: dragging the selection affects all four icon layers AND the features.
Flood fill: Replaces every adjacent icon that matches the clicked icon with the tool icon. Acts on the current layer.
Erase: Erases the icon on the current layer. Control-click to erase the topmost icon.
Edge Pencil: Draws the selected edge, handling corners and light changes. Control-click to toggle the initial lighting.
Edge Rect: Draws an edged rectangle. Control-click to toggle the initial lighting.
Edge Rect Fill: Draws a rectangle filled as appropriate for the type of edge being drawn. Control-click to toggle the initial lighting. Control-click to toggle the initial lighting.
Path Pencil: Draws a connected trail.
Shadow Add: Adds shadow icons to the topmost unused layer, to the right and bottom of the current selection.
Shadow Remove: Removes all shadow icons in all layers, in the current selection.