R303 - modelint/flatland-model-diagram-editor GitHub Wiki

R303 / 1:M

Title Block Pattern defines a nested retangular hierarchy of exactly one Box

Box is rectangle in nested hierarchy defined by exactly one Title Block Pattern

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A Title Block Pattern divides an Envelope Box into multiple sub-rectangles which may be further partitioned to form a number of Data Boxes where Metadata Item can be presented. At a minimum, a Title Block Pattern consists of an Envelope Box split in two to form two Data Boxes.