dwker/lightweight-charts-python
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

implement drawing methods, fix horizontal line bug, continue refactor

Browse Source
This commit is contained in:
louisnw
2024-04-14 16:29:15 +01:00
parent 3ead45f858
commit 3fdd19e3ce
33 changed files with 732 additions and 365 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
src/helpers/canvas-rendering.ts Normal file
View File

@ -0,0 +1,14 @@
import { LineStyle } from "lightweight-charts";
export function setLineStyle(ctx: CanvasRenderingContext2D, style: LineStyle): void {
const dashPatterns = {
[LineStyle.Solid]: [],
[LineStyle.Dotted]: [ctx.lineWidth, ctx.lineWidth],
[LineStyle.Dashed]: [2 * ctx.lineWidth, 2 * ctx.lineWidth],
[LineStyle.LargeDashed]: [6 * ctx.lineWidth, 6 * ctx.lineWidth],
[LineStyle.SparseDotted]: [ctx.lineWidth, 4 * ctx.lineWidth],
};
const dashPattern = dashPatterns[style];
ctx.setLineDash(dashPattern);
}