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Diffstat (limited to 'Architecture.md')
| -rw-r--r-- | Architecture.md | 46 |
1 files changed, 44 insertions, 2 deletions
diff --git a/Architecture.md b/Architecture.md index 9a182e3..950dcc3 100644 --- a/Architecture.md +++ b/Architecture.md @@ -1,5 +1,9 @@ # Svgbob Architecture and Design phases +Svgbob creates an svg drawing based on the input ascii art diagrams. +It achieves this by creating a corresponding fragment for each character, and then this little fragments +are then merged to form lines and arcs. The lines and arcs are then endorsed into high level shapes such as rect, circles. + ## Name inspiration: - svg for svg document and drawing. - bob for Alice and Bob as common characters in most diagrams @@ -491,6 +495,44 @@ Pros: PropertyBuffer is calculated only once for each character, so the succeeding lookup should not waste execution time to recompute. + +### How the fragments are conceived based on a character. + +### Neighbor character: There are 8 neighbors of a character and each character on the input is checked agains this 8 neighbor for appropriate drawing element +```bob ++---------+ +-----+ +---------+ +| TopLeft| | Top | | TopRight| ++---------+--+-----+---+---------+ + ++---------+ +------+ +--------+ +| Left | |(char)| | Right | ++---------+ +------+ +--------+ + ++----------+ +------+ +-----------+ +|BottomLeft| |Bottom| |BottomRight| ++----------+ +------+ +-----------+ +``` + +### Character Grid: a 5x5 grid which covers the most significant points for a character to be converted into drawing elements. + +Character grid: / is the line connecting E to U. Dash is connecting K to O, etc. +```bob + + 0 1 2 3 4 B C D + 0┌─┬─┬─┬─┐ A┌─┬─┬─┬─┐E + 1├─┼─┼─┼─┤ │ │ │ │ │ + 2├─┼─┼─┼─┤ F├─G─H─I─┤J + 3├─┼─┼─┼─┤ │ │ │ │ │ + 4├─┼─┼─┼─┤ K├─L─M─N─┤O + 5├─┼─┼─┼─┤ │ │ │ │ │ + 6├─┼─┼─┼─┤ P├─Q─R─S─┤T + 7├─┼─┼─┼─┤ │ │ │ │ │ + 8└─┴─┴─┴─┘ U└─┴─┴─┴─┘Y + V W X + +``` +These fragments are processed such as merging collinear lines that are touching their endpoints. + ```bob +--------------+ +------------+ +----------------+ +-----------------+ @@ -501,9 +543,9 @@ PropertyBuffer is calculated only once for each character, so the succeeding loo `-->| Spans | / +-------+ / \ / - \ +---------------+ .---------------. / + \ +---------------+ .----------------. / `-->|Contact groups |---/ endorse shapes /--' - +---------------+ `---------------' + +---------------+ '----------------' ``` - Optimizations. |