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This commit is contained in:
Evan Reichard
2025-08-17 17:04:27 -04:00
parent f9f23f2d3f
commit 2eed0d9021
72 changed files with 2713 additions and 100 deletions
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22
graph/graph.go
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@@ -28,7 +28,7 @@ type SVGBezierOpposedLine struct {
func GetSVGGraphData(inputData []int64, svgWidth int, svgHeight int) SVGGraphData {
// Derive Height
var maxHeight int = 0
var maxHeight int
for _, item := range inputData {
if int(item) > maxHeight {
maxHeight = int(item)
@@ -39,19 +39,19 @@ func GetSVGGraphData(inputData []int64, svgWidth int, svgHeight int) SVGGraphDat
var sizePercentage float32 = 0.5
// Scale Ratio -> Desired Height
var sizeRatio float32 = float32(svgHeight) * sizePercentage / float32(maxHeight)
sizeRatio := float32(svgHeight) * sizePercentage / float32(maxHeight)
// Point Block Offset
var blockOffset int = int(math.Floor(float64(svgWidth) / float64(len(inputData))))
blockOffset := int(math.Floor(float64(svgWidth) / float64(len(inputData))))
// Line & Bar Points
linePoints := []SVGGraphPoint{}
barPoints := []SVGGraphPoint{}
// Bezier Fill Coordinates (Max X, Min X, Max Y)
var maxBX int = 0
var maxBY int = 0
var minBX int = 0
var maxBX int
var maxBY int
var minBX int
for idx, item := range inputData {
itemSize := int(float32(item) * sizeRatio)
itemY := svgHeight - itemSize
@@ -98,7 +98,7 @@ func getSVGBezierOpposedLine(pointA SVGGraphPoint, pointB SVGGraphPoint) SVGBezi
lengthY := float64(pointB.Y - pointA.Y)
return SVGBezierOpposedLine{
Length: int(math.Sqrt(math.Pow(lengthX, 2) + math.Pow(lengthY, 2))),
Length: int(math.Sqrt(lengthX*lengthX + lengthY*lengthY)),
Angle: int(math.Atan2(lengthY, lengthX)),
}
}
@@ -113,15 +113,15 @@ func getSVGBezierControlPoint(currentPoint *SVGGraphPoint, prevPoint *SVGGraphPo
}
// Modifiers
var smoothingRatio float64 = 0.2
smoothingRatio := 0.2
var directionModifier float64 = 0
if isReverse {
directionModifier = math.Pi
}
opposingLine := getSVGBezierOpposedLine(*prevPoint, *nextPoint)
var lineAngle float64 = float64(opposingLine.Angle) + directionModifier
var lineLength float64 = float64(opposingLine.Length) * smoothingRatio
lineAngle := float64(opposingLine.Angle) + directionModifier
lineLength := float64(opposingLine.Length) * smoothingRatio
// Calculate Control Point
return SVGGraphPoint{
@@ -156,7 +156,7 @@ func getSVGBezierCurve(point SVGGraphPoint, index int, allPoints []SVGGraphPoint
}
func getSVGBezierPath(allPoints []SVGGraphPoint) string {
var bezierSVGPath string = ""
var bezierSVGPath string
for index, point := range allPoints {
if index == 0 {