Custom scroll speed via config.json (#122)

README.md

@@ -55,6 +55,8 @@ The file can have the following contents: (all fields are optional)
     "tabSize": 8,
     "visibleWhitespace": true,
     "autoIndent": "smart", // can be "none", "preserve" or "smart"
+    "scrollXFactor": 1.0, // if horizontal scrolling is too slow you can speed it up here (or change direction)
+    "scrollYFactor": 1.0, // if vertical scrolling is too slow you can speed it up here (or change direction)
   },
   "midi":{ // the keys below will become the shader variable names, the values are the CC numbers
     "fMidiKnob": 16, // e.g. this would be CC#16, i.e. by default the leftmost knob on a nanoKONTROL 2

src/Renderer.h

@@ -101,8 +101,8 @@ namespace Renderer
   struct MouseEvent
   {
     MOUSEEVENTTYPE eventType;
-    int x;
-    int y;
+    float x;
+    float y;
     MOUSEBUTTON button;
   };
   extern MouseEvent mouseEventBuffer[512];

src/main.cpp

@@ -147,6 +147,8 @@ int main(int argc, const char *argv[])
   int nTexPreviewWidth = 64;
   float fFFTSmoothingFactor = 0.9f; // higher value, smoother FFT
   float fFFTSlightSmoothingFactor = 0.6f; // higher value, smoother FFT
+  float fScrollXFactor = 1.0f;
+  float fScrollYFactor = 1.0f;
 
   std::string sPostExitCmd;
 
@@ -217,6 +219,10 @@ int main(int argc, const char *argv[])
           editorOptions.eAutoIndent = aitNone;
         }
       }
+      if (options.get<jsonxx::Object>("gui").has<jsonxx::Number>("scrollXFactor"))
+        fScrollXFactor = options.get<jsonxx::Object>("gui").get<jsonxx::Number>("scrollXFactor");
+      if (options.get<jsonxx::Object>("gui").has<jsonxx::Number>("scrollYFactor"))
+        fScrollYFactor = options.get<jsonxx::Object>("gui").get<jsonxx::Number>("scrollYFactor");
     }
     if (options.has<jsonxx::Object>("midi"))
     {
@@ -351,7 +357,7 @@ int main(int argc, const char *argv[])
             mShaderEditor.ButtonUp( Scintilla::Point( Renderer::mouseEventBuffer[i].x, Renderer::mouseEventBuffer[i].y ), time * 1000, false );
             break;
           case Renderer::MOUSEEVENTTYPE_SCROLL:
-            mShaderEditor.WndProc( SCI_LINESCROLL, -Renderer::mouseEventBuffer[i].x, -Renderer::mouseEventBuffer[i].y);
+            mShaderEditor.WndProc( SCI_LINESCROLL, (int)(-Renderer::mouseEventBuffer[i].x * fScrollXFactor), (int)(-Renderer::mouseEventBuffer[i].y * fScrollYFactor));
             break;
         }
       }