Menu description pt. 1

1 files changed, 17 insertions, 3 deletions

diff --git a/engine/UI/FlexElement.go b/engine/UI/FlexElement.go
index b8d1b38..4ec0f35 100644
--- a/engine/UI/FlexElement.go
+++ b/engine/UI/FlexElement.go
@@ -1,6 +1,8 @@
 package ui
 
 import (
+	"encoding/json"
+	"fmt"
 	"image/color"
 
 	rl "github.com/gen2brain/raylib-go/raylib"
@@ -32,13 +34,14 @@ func getWeightToPixelsRatio(base flexElement, totalSpace float32) float32 {
 	}
 	var spacingPx = totalSpace * base.GetSpacing()
 	var totalSpacing = float32(len(elements) - 1) * spacingPx
-	if totalSpace < 0 {
-		totalSpace = 0
+	if totalSpacing < 0 {
+		totalSpacing = 0
 	}
+	rl.TraceLog(rl.LogInfo, "SpacingPx %v \t Total spacing: %v", spacingPx, totalSpacing)
 	return (totalSpace - totalSpacing) / totalWeights
 }
 
-
+// A list of values that are used in the span calculations
 type layoutCache struct {
 	// The screen resolution the cache was calculated for
 	ScreenResolution rl.Vector2
@@ -62,6 +65,7 @@ func (base layoutCache) IsValid() bool {
 		base.ScreenResolution.Y == float32(rl.GetScreenHeight())
 }
 
+// Fills in the offsets and width/height of a layout
 func (base *layoutCache) CalculateOffsets(X float32, Y float32, paddingX float32, paddingY float32) {
 	base.OffsetX = (X * paddingX)
 	base.OffsetY = (Y * paddingY)
@@ -69,6 +73,8 @@ func (base *layoutCache) CalculateOffsets(X float32, Y float32, paddingX float32
 	base.Height = Y - base.OffsetY * 2
 }
 
+// Fills in the RowLocations field of the cache.
+// Requires rows, WeightToPixels multiplyer, spacing (in px) and base offset (in px) that will be used as a start of a span.
 func (base *layoutCache) CalculateRowsLocations (rows []UIElement, WeightToPixels float32, spacing float32, baseOffset float32) {
 	base.RowLocations = make([]rl.Vector2, len(rows))
 	var ptr float32 = baseOffset
@@ -82,3 +88,11 @@ func (base *layoutCache) CalculateRowsLocations (rows []UIElement, WeightToPixel
 		ptr += elemSpace + spacing
 	}
 }
+
+func (base layoutCache) String() string {
+	var outp, jsonErr = json.Marshal(base)
+	if jsonErr != nil {
+		return fmt.Sprintf("Failed to parse settings: %s", jsonErr.Error())
+	}
+	return string(outp)
+}