Added some drawing methods
This commit is contained in:
116
src/API.ts
116
src/API.ts
@ -2186,6 +2186,122 @@ export class UserAPI {
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}, real_duration * 1000);
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};
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// =============================================================
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// Canvas Functions
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// =============================================================
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public clear = (): void => {
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/**
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* Clears the canvas after a given timeout.
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* @param timeout - The timeout in seconds
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*/
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const canvas: HTMLCanvasElement = this.app.interface.drawings as HTMLCanvasElement;
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const ctx = canvas.getContext("2d")!;
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ctx.clearRect(0, 0, canvas.width, canvas.height);
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}
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public circle = (
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x: number,
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y: number,
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radius: number,
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fillStyle: string,
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): void => {
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const canvas: HTMLCanvasElement = this.app.interface.drawings as HTMLCanvasElement;
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const ctx = canvas.getContext("2d")!;
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ctx.beginPath();
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ctx.arc(x, y, radius, 0, 2 * Math.PI);
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ctx.fillStyle = fillStyle;
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ctx.fill();
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};
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public triangular = (
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x: number,
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y: number,
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radius: number,
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fillStyle: string,
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rotate: number
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): void => {
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const canvas: HTMLCanvasElement = this.app.interface.drawings as HTMLCanvasElement;
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const ctx = canvas.getContext("2d")!;
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ctx.save();
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ctx.translate(x, y);
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ctx.rotate((rotate * Math.PI) / 180);
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ctx.beginPath();
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ctx.moveTo(0, -radius);
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ctx.lineTo(radius, radius);
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ctx.lineTo(-radius, radius);
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ctx.closePath();
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ctx.fillStyle = fillStyle;
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ctx.fill();
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ctx.restore();
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}
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public star = (
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x: number,
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y: number,
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radius: number,
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points: number = 5,
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fillStyle: string = "white",
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outerRadius: number = 1.0,
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rotate: number = 0,
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): void => {
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const canvas: HTMLCanvasElement = this.app.interface.drawings as HTMLCanvasElement;
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if(points<1) return this.circle(x, y, radius+outerRadius, fillStyle);
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if(points==1) return this.triangular(x, y, radius, fillStyle, 0);
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const ctx = canvas.getContext("2d")!;
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ctx.save();
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ctx.translate(x, y);
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ctx.rotate((rotate * Math.PI) / 180);
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ctx.beginPath();
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ctx.moveTo(0, -radius);
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for (let i = 0; i < points; i++) {
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ctx.rotate(Math.PI / points);
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ctx.lineTo(0, -(radius * outerRadius));
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ctx.rotate(Math.PI / points);
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ctx.lineTo(0, -radius);
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}
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ctx.closePath();
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ctx.fillStyle = fillStyle;
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ctx.fill();
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ctx.restore();
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};
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public stroke = (
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x1: number,
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y1: number,
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x2: number,
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y2: number,
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fillStyle: string,
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width: number = 1,
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): void => {
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const canvas: HTMLCanvasElement = this.app.interface.drawings as HTMLCanvasElement;
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const ctx = canvas.getContext("2d")!;
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ctx.beginPath();
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ctx.moveTo(x1, y1);
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ctx.lineTo(x2, y2);
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ctx.strokeStyle = fillStyle;
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ctx.lineWidth = width;
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ctx.stroke();
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};
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public rectangle = (
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x: number,
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y: number,
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width: number,
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height: number,
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fillStyle: string,
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rotate: number = 0,
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): void => {
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const canvas: HTMLCanvasElement = this.app.interface.drawings as HTMLCanvasElement;
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const ctx = canvas.getContext("2d")!;
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ctx.save();
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ctx.translate(x, y);
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ctx.rotate((rotate * Math.PI) / 180);
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ctx.fillStyle = fillStyle;
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ctx.fillRect(0, 0, width, height);
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ctx.restore();
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}
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// =============================================================
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// OSC Functions
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// =============================================================
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