[Performous-commit] Tapio Vierros : Display also mouse position on piano keys.

[Tapio V. <aa...@us...>]

Author: Tapio Vierros <tap...@gm...>
Date:   Thu Feb 24 23:23:10 2011 +0200

Display also mouse position on piano keys.

---

 editorapp.cc |   10 +++++++---
 1 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/editorapp.cc b/editorapp.cc
index 6ebedd9..27a81ba 100644
--- a/editorapp.cc
+++ b/editorapp.cc
@@ -991,8 +991,10 @@ void Piano::updatePixmap(NoteGraphWidget *ngw)
 	if (!ngw) return;
 	const int notes = 12 * 4; // Four octaves
 	const QColor borderColor = QColor("#c0c0c0");
-	const QColor selectionColor = QColor("#090");
+	const QColor selectionColor = QColor("#a00");
+	const QColor mouseColor = QColor("#090");
 	int noteHeight = ngw->n2px(0) - ngw->n2px(1);
+	int mousen = int(round(ngw->px2n(mapFromGlobal(QCursor::pos()).y())));
 
 	QImage image(50, notes * noteHeight, QImage::Format_ARGB32_Premultiplied);
 	image.fill(qRgba(0, 0, 0, 0));
@@ -1009,7 +1011,8 @@ void Piano::updatePixmap(NoteGraphWidget *ngw)
 			int y2 = image.height() - i * noteHeight;  // Note center y
 			y2 -= (scale.isSharp(i + 1) ? 1.0 : 0.5) * noteHeight;  // Key top y
 			// Pick border color according to selection status
-			if (selectionMatches(i, ngw)) pen.setColor(selectionColor);
+			if (i == mousen) pen.setColor(mouseColor);
+			else if (selectionMatches(i, ngw)) pen.setColor(selectionColor);
 			else pen.setColor(borderColor);
 			painter.setPen(pen);
 			// Skip the first key because y hasn't been calculated yet
@@ -1025,7 +1028,8 @@ void Piano::updatePixmap(NoteGraphWidget *ngw)
 			if (!scale.isSharp(i)) continue;
 			y = image.height() - i*noteHeight - noteHeight / 2;
 			// Pick border color according to selection status
-			if (selectionMatches(i, ngw)) pen.setColor(selectionColor);
+			if (i == mousen) pen.setColor(mouseColor);
+			else if (selectionMatches(i, ngw)) pen.setColor(selectionColor);
 			else pen.setColor(borderColor);
 			painter.setPen(pen);
 			painter.fillRect(0, y, w, noteHeight, QColor("#000000"));