From 22dd3d6b44e1e0a4ce9a344fee5c4a5204124678 Mon Sep 17 00:00:00 2001
From: Fen Dweller <chemicalcrux@gmail.com>
Date: Sat, 13 Nov 2021 16:24:00 -0500
Subject: [PATCH] Add D&D height lines

Also fixes the altitudes showing up closer to the ground
when the ground was raised up
---
 macrovision.js | 65 +++++++++++++++++++++++++-------------------------
 1 file changed, 33 insertions(+), 32 deletions(-)

diff --git a/macrovision.js b/macrovision.js
index 9eac7577..6ed3492e 100644
--- a/macrovision.js
+++ b/macrovision.js
@@ -710,19 +710,7 @@ function updateSizes(dirtyOnly = false) {
     updateInfo();
 
     if (config.lockYAxis) {
-        if (config.groundPos === "very-high") {
-            config.y = -config.height.toNumber("meters") / 12 * 5;
-        } else if (config.groundPos === "high") {
-            config.y = -config.height.toNumber("meters") / 12 * 4;
-        } else if (config.groundPos === "medium") {
-            config.y = -config.height.toNumber("meters") / 12 * 3;
-        } else if (config.groundPos === "low") {
-            config.y = -config.height.toNumber("meters") / 12 * 2;
-        } else if (config.groundPos === "very-low") {
-            config.y = -config.height.toNumber("meters") / 12;
-        } else {
-            config.y = 0;
-        }
+        config.y = -getVerticalOffset();
     }
 
     drawScales(dirtyOnly);
@@ -933,7 +921,8 @@ function drawVerticalScale(ifDirty = false) {
     function drawAltitudeLine(ctx, height, label) {
         const pixelScale = (ctx.canvas.clientHeight - 100) / config.height.toNumber("meters");
         const y = ctx.canvas.clientHeight - 50 - (height.toNumber("meters") - config.y) * pixelScale;
-        if (y < ctx.canvas.clientHeight - 100) {
+        const offsetY = y + getVerticalOffset() * pixelScale;
+        if (offsetY < ctx.canvas.clientHeight - 100) {
             drawTick(ctx, 50, y, label, true);
         }
     }
@@ -1081,6 +1070,18 @@ function drawVerticalScale(ifDirty = false) {
         drawAltitudeLine(ctx, math.unit(84.80, "meters"), "Hammer Throw");
         drawAltitudeLine(ctx, math.unit(90.57, "meters"), "Javelin Throw");
     }  
+
+    if (config.drawAltitudes == "d&d-sizes" || config.drawAltitudes == "all") {
+        drawAltitudeLine(ctx, math.unit(0.375, "feet"), "Fine");
+        drawAltitudeLine(ctx, math.unit(0.75, "feet"), "Dimnutive");
+        drawAltitudeLine(ctx, math.unit(1.5, "feet"), "Tiny");
+        drawAltitudeLine(ctx, math.unit(3, "feet"), "Small");
+        drawAltitudeLine(ctx, math.unit(6, "feet"), "Medium");
+        drawAltitudeLine(ctx, math.unit(12, "feet"), "Large");
+        drawAltitudeLine(ctx, math.unit(24, "feet"), "Huge");
+        drawAltitudeLine(ctx, math.unit(48, "feet"), "Gargantuan");
+        drawAltitudeLine(ctx, math.unit(96, "feet"), "Colossal");
+    }  
 }
 
 // this is a lot of copypizza...
@@ -2641,6 +2642,7 @@ const settingsData = {
             "airspaces",
             "races",
             "olympic-records",
+            "d&d-sizes"
         ],
         get value() {
             return config.drawAltitudes;
@@ -4377,24 +4379,7 @@ function prepareEntities() {
             let yOffset = 0;
 
             if (config.lockYAxis) {
-                if (config.groundPos === "very-high") {
-                    yOffset = config.height.toNumber("meters") / 12 * 5;
-                }
-                else if (config.groundPos === "high") {
-                    yOffset = config.height.toNumber("meters") / 12 * 4;
-                }
-                else if (config.groundPos === "medium") {
-                    yOffset = config.height.toNumber("meters") / 12 * 3;
-                }
-                else if (config.groundPos === "low") {
-                    yOffset = config.height.toNumber("meters") / 12 * 2;
-                }
-                else if (config.groundPos === "very-low") {
-                    yOffset = config.height.toNumber("meters") / 12 * 1;
-                }
-                else if (config.groundPos === "bottom") {
-                    yOffset = 0;
-                }
+                yOffset = getVerticalOffset();
             } else {
                 yOffset = (config.lockYAxis ? 0 : config.height.toNumber("meters")/2);
             }
@@ -5284,3 +5269,19 @@ function panTo(x, y, height, xSpeed, ySpeed, heightSpeed, timestamp, remaining)
     config.height = math.unit(newHeight, "meters");
     updateSizes();
 }
+
+function getVerticalOffset() {
+    if (config.groundPos === "very-high") {
+        return config.height.toNumber("meters") / 12 * 5;
+    } else if (config.groundPos === "high") {
+        return config.height.toNumber("meters") / 12 * 4;
+    } else if (config.groundPos === "medium") {
+        return config.height.toNumber("meters") / 12 * 3;
+    } else if (config.groundPos === "low") {
+        return config.height.toNumber("meters") / 12 * 2;
+    } else if (config.groundPos === "very-low") {
+        return config.height.toNumber("meters") / 12;
+    } else {
+        return 0;
+    }
+}
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