LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/LogGraphCanvas.qml

@@ -124,7 +124,7 @@ Canvas {
        \qmlproperty int LogGraphCanvas::maxgradx
        Max power of the logarithmic scaled on the x axis in logarithmic mode.
     */
-    property int maxgradx: 90
+    property int maxgradx: 20
     
     /*!
        \qmlproperty var LogGraphCanvas::imageLoaders

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/ViewPositionChangeOverlay.qml

@@ -94,13 +94,9 @@ Item {
         property int positionChangeTimer: 0
         
         function updatePosition(deltaX, deltaY) {
-            const unauthorized = [NaN, Infinity, -Infinity]
-            const xmin = (Modules.Canvas.px2x(Modules.Canvas.x2px(settingsInstance.xmin)-deltaX))
-            const ymax = settingsInstance.ymax + deltaY/canvas.yzoom
-            if(!unauthorized.includes(xmin))
-                settingsInstance.xmin = xmin
-            if(!unauthorized.includes(ymax))
-                settingsInstance.ymax = ymax.toFixed(4)
+            settingsInstance.xmin = (Modules.Canvas.px2x(Modules.Canvas.x2px(settingsInstance.xmin)-deltaX))
+            settingsInstance.ymax += deltaY/canvas.yzoom
+            settingsInstance.ymax = settingsInstance.ymax.toFixed(4)
             settingsInstance.changed()
             parent.positionChanged(deltaX, deltaY)
             
@@ -144,14 +140,11 @@ Item {
             }
             let newXZoom = (settingsInstance.xzoom+xZoomDelta).toFixed(0)
             let newYZoom = (settingsInstance.yzoom+yZoomDelta).toFixed(0)
-            // Check if we need to have more precision
-            if(newXZoom < 10) 
+            if(newXZoom == settingsInstance.xzoom) // No change, allow more precision.
                 newXZoom = (settingsInstance.xzoom+xZoomDelta).toFixed(4)
-            if(newYZoom < 10)
+            if(newYZoom == settingsInstance.yzoom) // No change, allow more precision.
                 newYZoom = (settingsInstance.yzoom+yZoomDelta).toFixed(4)
-            if(newXZoom > 0.5)
             settingsInstance.xzoom = newXZoom
-            if(newYZoom > 0.5)
             settingsInstance.yzoom = newYZoom
             settingsInstance.changed()
         }

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/js/canvas.mjs

@@ -139,15 +139,7 @@ class CanvasAPI extends Module {
      * Max power of the logarithmic scaled on the x axis in logarithmic mode.
      * @returns {number}
      */
-    get maxgradx() {
-        return Math.min(
-            309, // 10e309 = Infinity (beyond this land be dragons)
-            Math.max(
-                Math.ceil(Math.abs(Math.log10(this.xmin))),
-                Math.ceil(Math.abs(Math.log10(this.px2x(this.width))))
-            )
-        )
-    }
+    get maxgradx() { return this._canvas.maxgradx }
 
     //
     // Methods to draw the canvas