editor: add visual row-bookmarks

README

@@ -68,6 +68,7 @@ Ctrl+Left/Right           Move track
 Enter                     Enter key-frame value
 Del                       Delete key-frame
 i                         Enumerate interpolation mode
+k                         Toggle bookmark
 Space                     Pause/Resume demo
 Shift+Up/Down/Left/Right  Select
 Ctrl+C                    Copy

editor/syncdocument.h

@@ -11,6 +11,7 @@ extern "C" {
 #include <stack>
 #include <list>
 #include <vector>
+#include <set>
 #include <string>
 #include <cassert>
 
@@ -266,6 +267,19 @@ public:
 		return 0 != savePointDelta;
 	}
 
+	bool isRowBookmark(int row) const
+	{
+		return !!rowBookmarks.count(row);
+	}
+
+	void toggleRowBookmark(int row)
+	{
+		if (isRowBookmark(row))
+			rowBookmarks.erase(row);
+		else
+			rowBookmarks.insert(row);
+	}
+
 	ClientSocket clientSocket;
 
 	size_t getRows() const { return rows; }
@@ -274,9 +288,10 @@ public:
 	std::wstring fileName;
 
 private:
+	std::set<int> rowBookmarks;
 	std::vector<size_t> trackOrder;
 	size_t rows;
-	
+
 	// undo / redo functionality
 	std::stack<Command*> undoStack;
 	std::stack<Command*> redoStack;

editor/trackview.cpp

@@ -62,8 +62,9 @@ TrackView::TrackView() :
 	lerpPen   = CreatePen(PS_SOLID, 2, RGB(255, 0, 0));
 	cosinePen = CreatePen(PS_SOLID, 2, RGB(0, 255, 0));
 	rampPen   = CreatePen(PS_SOLID, 2, RGB(0, 0, 255));
-	
+
 	editBrush = CreateSolidBrush(RGB(255, 255, 0)); // yellow
+	bookmarkBrush = CreateSolidBrush(RGB(128, 128, 255)); // red
 
 	handCursor = LoadCursor(NULL, IDC_HAND);
 
@@ -81,6 +82,7 @@ TrackView::~TrackView()
 	DeleteObject(cosinePen);
 	DeleteObject(rampPen);
 	DeleteObject(editBrush);
+	DeleteObject(bookmarkBrush);
 	DeleteObject(rowPen);
 	DeleteObject(rowSelectPen);
 	if (document)
@@ -240,12 +242,16 @@ void TrackView::paintTracks(HDC hdc, RECT rcTracks)
 		leftMargin.bottom = leftMargin.top + rowHeight;
 		
 		if (!RectVisible(hdc, &leftMargin)) continue;
-		
+
 		HBRUSH fillBrush;
-		if (row == editRow) fillBrush = editBrush;
+		if (row == editRow)
-		else fillBrush = GetSysColorBrush(COLOR_3DFACE);
+			fillBrush = editBrush;
+		else if (doc->isRowBookmark(row))
+			fillBrush = bookmarkBrush;
+		else
+			fillBrush = GetSysColorBrush(COLOR_3DFACE);
 		FillRect(hdc, &leftMargin, fillBrush);
-		
+
 		DrawEdge(hdc, &leftMargin, BDR_RAISEDINNER | BDR_RAISEDOUTER, BF_RIGHT | BF_BOTTOM | BF_TOP);
 		if ((row % 8) == 0)      SetTextColor(hdc, RGB(0, 0, 0));
 		else if ((row % 4) == 0) SetTextColor(hdc, RGB(64, 64, 64));
@@ -1093,6 +1099,11 @@ LRESULT TrackView::onChar(UINT keyCode, UINT /*flags*/)
 	case 'i':
 		editToggleInterpolationType();
 		break;
+
+	case 'k':
+		getDocument()->toggleRowBookmark(getEditRow());
+		invalidateRow(getEditRow());
+		break;
 	}
 	return FALSE;
 }

editor/trackview.h

@@ -189,7 +189,7 @@ private:
 	HBRUSH bgBaseBrush, bgDarkBrush;
 	HBRUSH selectBaseBrush, selectDarkBrush;
 	HPEN rowPen, rowSelectPen;
-	HBRUSH editBrush;
+	HBRUSH editBrush, bookmarkBrush;
 	HPEN lerpPen, cosinePen, rampPen;
 	HCURSOR handCursor;