From 087b94d11f3319adb1d9514d60961e3688385e3d Mon Sep 17 00:00:00 2001
From: Robert Jonsson <spamatica@gmail.com>
Date: Mon, 19 Apr 2010 21:56:26 +0000
Subject: grid fix

---
 muse/ChangeLog                 |  1 +
 muse/muse/arranger/pcanvas.cpp | 62 ++++++++++++++++++++++--------------------
 2 files changed, 34 insertions(+), 29 deletions(-)

diff --git a/muse/ChangeLog b/muse/ChangeLog
index 83580e6f..270ee100 100644
--- a/muse/ChangeLog
+++ b/muse/ChangeLog
@@ -1,5 +1,6 @@
 19.04.2010
       * Patch: Fix for libdir bug causing synths to not be available on some 64bit systems. By Orcan Ogetbil (rj)
+      * Fixed: Drawing of grid when snaping to less than measure (rj)
 12.04.2010
       * Fixed: LADSPA rack effects: Do not display LADSPA output controls (such as latency). (T356)
       * Fixed: Bug when cancelling 'save as' operation, says 'file exists'. Caused by my earlier compressed save fixes. (T356)
diff --git a/muse/muse/arranger/pcanvas.cpp b/muse/muse/arranger/pcanvas.cpp
index 080bf9bf..cd89cee2 100644
--- a/muse/muse/arranger/pcanvas.cpp
+++ b/muse/muse/arranger/pcanvas.cpp
@@ -2539,7 +2539,7 @@ void PartCanvas::drawCanvas(QPainter& p, const QRect& rect)
       //////////
       // GRID //
       //////////
-      QColor baseColor(config.partCanvasBg.light(110));
+      QColor baseColor(config.partCanvasBg.light(104));
       p.setPen(baseColor);
 
       //--------------------------------
@@ -2549,38 +2549,42 @@ void PartCanvas::drawCanvas(QPainter& p, const QRect& rect)
       if (config.canvasShowGrid) {
           int bar, beat;
           unsigned tick;
-          switch (*_raster) {
-                case 0:     // measure
-                      sigmap.tickValues(x, &bar, &beat, &tick);
-                      for (;;) {
-                            int xt = sigmap.bar2tick(bar++, 0, 0);
-                            if (xt >= x + w)
-                                  break;
-                            if (!((bar-1) % 4))
-                                p.setPen(baseColor.dark(130));
-                            else
-                                p.setPen(baseColor);
-                            p.drawLine(xt, y, xt, y+h);
-                      }
-                      break;
-                case 1:           // no raster
-                      break;
+
+          sigmap.tickValues(x, &bar, &beat, &tick);
+          for (;;) {
+            int xt = sigmap.bar2tick(bar++, 0, 0);
+            if (xt >= x + w)
+                  break;
+            if (!((bar-1) % 4))
+                p.setPen(baseColor.dark(115));
+            else
+                p.setPen(baseColor);
+            p.drawLine(xt, y, xt, y+h);
+
+            // append
+            int noDivisors=0;
+            switch (*_raster) {
                 case 768:         // 1/2
+                    noDivisors=2; break;
                 case 384:         // 1/4
+                    noDivisors=4; break;
                 case 192:         // 1/8
+                    noDivisors=8; break;
                 case 96:          // 1/16
-                {
-                      int r = *_raster;
-                      int rr = rmapx(r);
-                      while (rr < 4) {
-                            r *= 2;
-                            rr = rmapx(r);
-                      }
-
-                      for (int xt = x; xt < (x + w); xt += r)
-                            p.drawLine(xt, y, xt+1, y+h);
-                }
-                break;
+                    noDivisors=16; break;
+            }
+            int r = *_raster;
+            int rr = rmapx(r);
+            if (*_raster > 1) {
+              while (rr < 4) {
+                r *= 2;
+                rr = rmapx(r);
+                noDivisors=noDivisors/2;
+              }
+              p.setPen(baseColor);
+              for (int t=1;t< noDivisors;t++)
+                p.drawLine(xt+r*t, y, xt+r*t, y+h);
+            }
           }
       }
       //--------------------------------
-- 
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