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Added the hex shape to the renderer, and support for it in the flow parser.

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Need to work on properly sizing it.
This commit is contained in:
Brian Mearns 2019-10-02 22:10:58 -04:00
parent 18f35ac213
commit 51e902cd36
2 changed files with 38 additions and 0 deletions
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34
src/diagrams/flowchart/flowRenderer.js
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@ -121,6 +121,9 @@ export const addVertices = function(vert, g, svgId) {
case 'diamond':
_shape = 'question';
break;
case 'hexagon':
_shape = 'hexagon';
break;
case 'odd':
_shape = 'rect_left_inv_arrow';
break;
@ -358,6 +361,37 @@ export const draw = function(text, id) {
return shapeSvg;
};
render.shapes().hexagon = function(parent, bbox, node) {
const w = bbox.width;
const h = bbox.height;
const s = (w + h) * 0.9;
const points = [
{ x: s / 4, y: 0 },
{ x: (3 * s) / 4, y: 0 },
{ x: s, y: -s / 2 },
{ x: (3 * s) / 4, y: -s },
{ x: s / 4, y: -s },
{ x: 0, y: -s / 2 }
];
const shapeSvg = parent
.insert('polygon', ':first-child')
.attr(
'points',
points
.map(function(d) {
return d.x + ',' + d.y;
})
.join(' ')
)
.attr('rx', 5)
.attr('ry', 5)
.attr('transform', 'translate(' + -s / 2 + ',' + (s * 2) / 4 + ')');
node.intersect = function(point) {
return dagreD3.intersect.polygon(node, points, point);
};
return shapeSvg;
};
// Add custom shape for box with inverted arrow on left side
render.shapes().rect_left_inv_arrow = function(parent, bbox, node) {
const w = bbox.width;

4
src/diagrams/flowchart/parser/flow.jison
View File

@ -313,6 +313,10 @@ vertex: idString SQS text SQE
{$$ = $1;yy.addVertex($1,$3,'diamond');}
| idString DIAMOND_START text DIAMOND_STOP spaceList
{$$ = $1;yy.addVertex($1,$3,'diamond');}
| idString DIAMOND_START DIAMOND_START text DIAMOND_STOP DIAMOND_STOP
{$$ = $1;yy.addVertex($1,$4,'hexagon');}
| idString DIAMOND_START DIAMOND_START text DIAMOND_STOP DIAMOND_STOP spaceList
{$$ = $1;yy.addVertex($1,$4,'hexagon');}
| idString TAGEND text SQE
{$$ = $1;yy.addVertex($1,$3,'odd');}
| idString TAGEND text SQE spaceList