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make arrow with tension a bit better

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This commit is contained in:
Anton Lavrenov 2019-08-07 11:42:35 +07:00
parent ffe8456496
commit 85d1cdd09c
5 changed files with 86 additions and 1344 deletions
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1385
konva.js
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File diff suppressed because it is too large Load Diff

8
release.sh
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@ -74,14 +74,14 @@ npm publish >/dev/null
echo "copy konva.js into konva-site"
cp ./konva.js ../konva-site/
# cd ../konva-site
cd ../konva-site
# echo "replace CDN links"
echo "replace CDN links"
find source themes react-demos vue-demos main-demo -name "*.json|*.html" -exec perl -i -pe "s|${old_version}|${new_version}|g" {} + >/dev/null
# echo "regenerate site"
# ./deploy.sh >/dev/null
echo "regenerate site"
./deploy.sh >/dev/null
echo "DONE!"

8
src/shapes/Arrow.ts
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@ -53,8 +53,8 @@ export class Arrow extends Line<ArrowConfig> {
var dx, dy;
if (fromTension) {
dx = points[n - 2] - tp[n - 2];
dy = points[n - 1] - tp[n - 1];
dx = points[n - 2] - (tp[tp.length - 2] + tp[tp.length - 4]) / 2;
dy = points[n - 1] - (tp[tp.length - 1] + tp[tp.length - 3]) / 2;
} else {
dx = points[n - 2] - points[n - 4];
dy = points[n - 1] - points[n - 3];
@ -78,8 +78,8 @@ export class Arrow extends Line<ArrowConfig> {
ctx.save();
ctx.translate(points[0], points[1]);
if (fromTension) {
dx = tp[0] - points[0];
dy = tp[1] - points[1];
dx = (tp[0] + tp[2]) / 2 - points[0];
dy = (tp[1] + tp[3]) / 2 - points[1];
} else {
dx = points[2] - points[0];
dy = points[3] - points[1];

3
src/shapes/Line.ts
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@ -5,6 +5,7 @@ import { getNumberValidator, getNumberArrayValidator } from '../Validators';
import { _registerNode } from '../Global';
import { GetSet } from '../types';
import { Context } from '../Context';
export interface LineConfig extends ShapeConfig {
points: number[];
@ -50,7 +51,7 @@ export class Line<Config extends LineConfig = LineConfig> extends Shape<
);
}
_sceneFunc(context) {
_sceneFunc(context: Context) {
var points = this.points(),
length = points.length,
tension = this.tension(),

26
test/unit/shapes/Arrow-test.js
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@ -82,7 +82,31 @@ suite('Arrow', function() {
assert.equal(
trace,
'clearRect(0,0,578,200);save();transform(1,0,0,1,0,0);beginPath();moveTo(50,50);quadraticCurveTo(75,25,100,50);quadraticCurveTo(125,75,100,100);lineWidth=2;strokeStyle=red;stroke();save();beginPath();translate(100,100);rotate(2.356);moveTo(0,0);lineTo(-10,5);lineTo(-10,-5);closePath();restore();save();translate(50,50);rotate(2.356);moveTo(0,0);lineTo(-10,5);lineTo(-10,-5);closePath();restore();setLineDash();fillStyle=red;fill();lineWidth=2;strokeStyle=red;stroke();restore();'
'clearRect(0,0,578,200);save();transform(1,0,0,1,0,0);beginPath();moveTo(50,50);quadraticCurveTo(75,25,100,50);quadraticCurveTo(125,75,100,100);lineWidth=2;strokeStyle=red;stroke();save();beginPath();translate(100,100);rotate(1.893);moveTo(0,0);lineTo(-10,5);lineTo(-10,-5);closePath();restore();save();translate(50,50);rotate(2.82);moveTo(0,0);lineTo(-10,5);lineTo(-10,-5);closePath();restore();setLineDash();fillStyle=red;fill();lineWidth=2;strokeStyle=red;stroke();restore();'
);
});
test('direction with tension 2', function() {
var stage = addStage();
var layer = new Konva.Layer();
var arrow = new Konva.Arrow({
points: [79, 63, 87, 80, 124, 82, 141, 107, 165, 104],
stroke: 'red',
fill: 'red',
tension: 1,
pointerWidth: 10,
pointerAtBeginning: true
});
layer.add(arrow);
stage.add(layer);
var trace = layer.getContext().getTrace();
assert.equal(
trace,
'clearRect(0,0,578,200);save();transform(1,0,0,1,0,0);beginPath();moveTo(79,63);quadraticCurveTo(71.86,73.607,87,80);bezierCurveTo(116.86,92.607,94.263,67.131,124,82);bezierCurveTo(148.263,94.131,118.223,94.778,141,107);quadraticCurveTo(159.223,116.778,165,104);lineWidth=2;strokeStyle=red;stroke();save();beginPath();translate(165,104);rotate(5.796);moveTo(0,0);lineTo(-10,5);lineTo(-10,-5);closePath();restore();save();translate(79,63);rotate(4.681);moveTo(0,0);lineTo(-10,5);lineTo(-10,-5);closePath();restore();setLineDash();fillStyle=red;fill();lineWidth=2;strokeStyle=red;stroke();restore();'
);
});
});