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feat: avoid overlapping lines

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This commit is contained in:
Fine 2023-03-21 16:31:26 +08:00
parent 59d26aaf1b
commit c4b02b6e0b
2 changed files with 41 additions and 25 deletions
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7
src/views/dashboard/related/topology/components/Graph.vue
View File

@ -55,8 +55,8 @@ limitations under the License. -->
/>
<circle
class="topo-line-anchor"
:cx="(l.sourceObj.x + l.targetObj.x) / 2"
:cy="(l.sourceObj.y + l.targetObj.y) / 2"
:cx="(l.sourceX + l.targetX) / 2"
:cy="(l.sourceY + l.targetY) / 2"
r="4"
fill="#bbb"
@click="handleLinkClick($event, l)"
@ -147,7 +147,7 @@ limitations under the License. -->
import { aggregation } from "@/hooks/useMetricsProcessor";
import icons from "@/assets/img/icons";
import { useQueryTopologyMetrics } from "@/hooks/useMetricsProcessor";
import { layout, circleIntersection } from "./utils/layout";
import { layout, circleIntersection, computeCallPos } from "./utils/layout";
import zoom from "../../components/utils/zoom";
/*global Nullable, defineProps */
@ -304,6 +304,7 @@ limitations under the License. -->
call.targetY = pos[1].y;
}
}
topologyLayout.value.calls = computeCallPos(topologyLayout.value.calls);
}
function startMoveNode(event: MouseEvent, d: Node) {

59
src/views/dashboard/related/topology/components/utils/layout.ts
View File

@ -15,7 +15,7 @@
* limitations under the License.
*/
import * as d3 from "d3";
import type { Node, Call } from "@/types/topology";
import type { Node } from "@/types/topology";
export function layout(levels: Node[][], calls: any[]) {
// precompute level depth
@ -52,32 +52,47 @@ export function layout(levels: Node[][], calls: any[]) {
y_offset += node_height + n.height;
}
}
for (const call of calls) {
const pos: any = circleIntersection(call.sourceObj.x, call.sourceObj.y, 18, call.targetObj.x, call.targetObj.y, 18);
call.sourceX = pos[0].x;
call.sourceY = pos[0].y;
call.targetX = pos[1].x;
call.targetY = pos[1].y;
}
// for (const call of calls) {
// for (const link of calls) {
// if (
// (call.id !== link.id && call.sourceX === link.targetX && call.sourceY === link.targetY) ||
// (call.id !== link.id && call.targetX === link.sourceX && call.targetY === link.sourceY)
// ) {
// call.sourceX += 10;
// link.targetX -= 10;
// call.sourceY += 10;
// link.targetY -= 10;
// }
// }
// }
const layout = {
width: d3.max(nodes, (n: { x: number }) => n.x) || 0 + node_width + 2 * padding,
height: d3.max(nodes, (n: { y: number }) => n.y) || 0 + node_height / 2 + 2 * padding,
};
return { nodes, layout, calls };
return { nodes, layout, calls: computeCallPos(calls) };
}
export function computeCallPos(calls: any[]) {
for (const [index, call] of calls.entries()) {
const centrePoints = [call.sourceObj.x, call.sourceObj.y, call.targetObj.x, call.targetObj.y];
for (const [idx, link] of calls.entries()) {
if (
index < idx &&
call.id !== link.id &&
call.sourceObj.x === link.targetObj.x &&
call.sourceObj.y === link.targetObj.y &&
call.targetObj.x === link.sourceObj.x &&
call.targetObj.y === link.sourceObj.y
) {
if (call.targetObj.y === call.sourceObj.y) {
centrePoints[1] = centrePoints[1] - 8;
centrePoints[3] = centrePoints[3] - 8;
} else if (call.targetObj.x === call.sourceObj.x) {
centrePoints[0] = centrePoints[0] - 8;
centrePoints[2] = centrePoints[2] - 8;
} else {
centrePoints[1] = centrePoints[1] + 6;
centrePoints[3] = centrePoints[3] + 6;
centrePoints[0] = centrePoints[0] - 6;
centrePoints[2] = centrePoints[2] - 6;
}
}
}
const pos: any = circleIntersection(centrePoints[0], centrePoints[1], 18, centrePoints[2], centrePoints[3], 18);
call.sourceX = pos[0].x;
call.sourceY = pos[0].y;
call.targetX = pos[1].x;
call.targetY = pos[1].y;
}
return calls;
}
export function circleIntersection(ax: number, ay: number, ar: number, bx: number, by: number, br: number) {