From f8d544d59a978bb7e329f6417383c2038816a5a1 Mon Sep 17 00:00:00 2001
From: Krzysztof Foltman <wdev@foltman.com>
Date: Thu, 22 Jan 2009 01:34:48 +0000
Subject: [PATCH] + Compressor: do not display frequency grid lines/legend in
 the graph

---
 src/modules_dsp.cpp | 49 ++++++++++++++++++++++++++-----------------------
 1 file changed, 26 insertions(+), 23 deletions(-)

diff --git a/src/modules_dsp.cpp b/src/modules_dsp.cpp
index eec0056..2ba618b 100644
--- a/src/modules_dsp.cpp
+++ b/src/modules_dsp.cpp
@@ -64,31 +64,34 @@ static void set_channel_color(cairo_iface *context, int channel)
     context->set_line_width(1.5);
 }
 
-static bool get_freq_gridline(int subindex, float &pos, bool &vertical, std::string &legend, cairo_iface *context)
+static bool get_freq_gridline(int subindex, float &pos, bool &vertical, std::string &legend, cairo_iface *context, bool use_frequencies = true)
 {
-    if (subindex < 28)
+    if (use_frequencies)
     {
-        vertical = true;
-        if (subindex == 9) legend = "100 Hz";
-        if (subindex == 18) legend = "1 kHz";
-        if (subindex == 27) legend = "10 kHz";
-        float freq = 100;
-        if (subindex < 9)
-            freq = 10 * (subindex + 1);
-        else if (subindex < 18)
-            freq = 100 * (subindex - 9 + 1);
-        else if (subindex < 27)
-            freq = 1000 * (subindex - 18 + 1);
-        else
-            freq = 10000 * (subindex - 27 + 1);
-        pos = log(freq / 20.0) / log(1000);
-        if (!legend.empty())
-            context->set_source_rgba(0.25, 0.25, 0.25, 0.75);
-        else
-            context->set_source_rgba(0.25, 0.25, 0.25, 0.5);
-        return true;
+        if (subindex < 28)
+        {
+            vertical = true;
+            if (subindex == 9) legend = "100 Hz";
+            if (subindex == 18) legend = "1 kHz";
+            if (subindex == 27) legend = "10 kHz";
+            float freq = 100;
+            if (subindex < 9)
+                freq = 10 * (subindex + 1);
+            else if (subindex < 18)
+                freq = 100 * (subindex - 9 + 1);
+            else if (subindex < 27)
+                freq = 1000 * (subindex - 18 + 1);
+            else
+                freq = 10000 * (subindex - 27 + 1);
+            pos = log(freq / 20.0) / log(1000);
+            if (!legend.empty())
+                context->set_source_rgba(0.25, 0.25, 0.25, 0.75);
+            else
+                context->set_source_rgba(0.25, 0.25, 0.25, 0.5);
+            return true;
+        }
+        subindex -= 28;
     }
-    subindex -= 28;
     float gain = 16.0 / (1 << subindex);
     pos = dB_grid(gain);
     if (pos < -1)
@@ -437,7 +440,7 @@ bool compressor_audio_module::get_gridline(int index, int subindex, float &pos,
 {
     bool tmp;
     vertical = (subindex & 1) != 0;
-    bool result = get_freq_gridline(subindex >> 1, pos, tmp, legend, context);
+    bool result = get_freq_gridline(subindex >> 1, pos, tmp, legend, context, false);
     if (result && vertical) {
         if ((subindex & 4) && !legend.empty()) {
             legend = "";
-- 
2.11.4.GIT