diff options
| author | grothedev <grothedev@gmail.com> | 2026-05-29 21:49:20 -0400 |
|---|---|---|
| committer | grothedev <grothedev@gmail.com> | 2026-05-29 21:49:20 -0400 |
| commit | 6196004b51a6850909c154f5402ff4858eab479a (patch) | |
| tree | 126b8bb1600d0a656e0df016e25d08c390f3540e /web-timeplot/src/waterfall.js | |
| parent | 27dc5849c3eaf4824d79938e7077abdbe2c82e24 (diff) | |
mv web stuff to root project dirHEADprototypeframeworkmain
Diffstat (limited to 'web-timeplot/src/waterfall.js')
| -rw-r--r-- | web-timeplot/src/waterfall.js | 219 |
1 files changed, 0 insertions, 219 deletions
diff --git a/web-timeplot/src/waterfall.js b/web-timeplot/src/waterfall.js deleted file mode 100644 index bce0750..0000000 --- a/web-timeplot/src/waterfall.js +++ /dev/null @@ -1,219 +0,0 @@ -import { Container, Graphics, Text } from 'pixi.js'; - -/** - * WaterfallGraph - A scrolling waterfall display - * Starts simple with basic line rendering - */ -export class WaterfallGraph { - constructor(config) { - this.x = config.x; - this.y = config.y; - this.width = config.width; - this.height = config.height; - this.title = config.title; - this.baseColor = config.color || 0xff6666; - - this.container = new Container(); - this.container.x = this.x; - this.container.y = this.y; - - // Graphics layers - this.borderGraphics = new Graphics(); - this.gridGraphics = new Graphics(); - this.linesGraphics = new Graphics(); - - this.container.addChild(this.gridGraphics); - this.container.addChild(this.linesGraphics); - this.container.addChild(this.borderGraphics); - - // Title text - this.titleText = new Text({ - text: this.title, - style: { - fontFamily: 'Arial', - fontSize: 18, - fill: 0xeeeeee, - } - }); - this.titleText.x = 10; - this.titleText.y = 10; - this.container.addChild(this.titleText); - - // Waterfall data - this.lines = []; - this.maxLines = 50; - this.pointsPerLine = 100; - this.frameCounter = 0; - - this.showGrid = true; - - // Time scaling and zoom - this.scrollSpeed = 1.0; // Speed multiplier for scrolling - this.baseScrollSpeed = 1.0; - this.verticalScale = 1.0; // Vertical zoom: >1 = zoomed in (see less history), <1 = zoomed out (see more) - - this.draw(); - } - - draw() { - this.drawBorder(); - this.drawGrid(); - } - - drawBorder() { - this.borderGraphics.clear(); - this.borderGraphics.rect(0, 0, this.width, this.height); - this.borderGraphics.stroke({ width: 2, color: 0x606070 }); - } - - drawGrid() { - this.gridGraphics.clear(); - - if (!this.showGrid) return; - - this.gridGraphics.alpha = 0.3; - - const divisions = 10; - const color = 0x4a7a9a; - - // Vertical lines - for (let i = 0; i <= divisions; i++) { - const x = (i / divisions) * this.width; - this.gridGraphics.moveTo(x, 0); - this.gridGraphics.lineTo(x, this.height); - this.gridGraphics.stroke({ width: 1, color }); - } - - // Horizontal lines - for (let i = 0; i <= divisions; i++) { - const y = (i / divisions) * this.height; - this.gridGraphics.moveTo(0, y); - this.gridGraphics.lineTo(this.width, y); - this.gridGraphics.stroke({ width: 1, color }); - } - } - - update(time, graphIdx) { - this.frameCounter++; - - // Add new line every 10 frames - if (this.frameCounter % 10 === 0 && this.lines.length < this.maxLines) { - this.addLine(time, graphIdx); - } - - // Scroll existing lines down - this.scrollLines(); - - // Remove off-screen lines - this.lines = this.lines.filter(line => line.yOffset < this.height + 50); - - // Redraw all lines - this.drawLines(); - } - - addLine(time, graphIdx) { - const line = { - points: [], - yOffset: 0, - color: this.generateColor(time), - }; - - // Generate sine wave points - const phase = time + (graphIdx * 2); - const freq = 2.0 + Math.sin(time * 0.5 + graphIdx) * 1.0; - - for (let i = 0; i < this.pointsPerLine; i++) { - const x = (i / this.pointsPerLine) * this.width; - const normalizedX = (i / this.pointsPerLine) * 2 - 1; // -1 to 1 - const y = Math.sin(i * 0.1 * freq + phase) * 30; // Amplitude in pixels - - line.points.push({ x, y }); - } - - this.lines.push(line); - } - - scrollLines() { - const speed = this.baseScrollSpeed * this.scrollSpeed; - this.lines.forEach(line => { - line.yOffset += speed; - }); - } - - setScrollSpeed(speed) { - // Clamp between 0.1 (slow) and 5.0 (fast) - this.scrollSpeed = Math.max(0.1, Math.min(5.0, speed)); - } - - getScrollSpeed() { - return this.scrollSpeed; - } - - setVerticalScale(scale) { - // Clamp between 0.2 (zoomed out, see more history) and 3.0 (zoomed in, see less) - this.verticalScale = Math.max(0.2, Math.min(3.0, scale)); - } - - getVerticalScale() { - return this.verticalScale; - } - - drawLines() { - this.linesGraphics.clear(); - - for (const line of this.lines) { - if (line.points.length < 2) continue; - - // Apply vertical scale to y positions - // Current time is at top (y=0), older data has larger yOffset - const scaledYOffset = line.yOffset * this.verticalScale; - - // Start path - const firstPoint = line.points[0]; - this.linesGraphics.moveTo(firstPoint.x, firstPoint.y + scaledYOffset); - - // Draw line strip - for (let i = 1; i < line.points.length; i++) { - const point = line.points[i]; - this.linesGraphics.lineTo(point.x, point.y + scaledYOffset); - } - - this.linesGraphics.stroke({ width: 2, color: line.color }); - } - } - - generateColor(time) { - // Cycle through colors based on time - const hue = (time * 0.1) % 1.0; - const r = Math.floor(Math.abs(Math.sin(hue * Math.PI * 2)) * 255); - const g = Math.floor(Math.abs(Math.sin((hue + 0.33) * Math.PI * 2)) * 255); - const b = Math.floor(Math.abs(Math.sin((hue + 0.66) * Math.PI * 2)) * 255); - - return (r << 16) | (g << 8) | b; - } - - setGridVisible(visible) { - this.showGrid = visible; - this.drawGrid(); - } - - resize(x, y, width, height) { - this.x = x; - this.y = y; - this.width = width; - this.height = height; - - this.container.x = x; - this.container.y = y; - - this.draw(); - } - - getVertexCount() { - return this.lines.reduce((sum, line) => sum + line.points.length, 0); - } - - getLineCount() { - return this.lines.length; - } -} |
