protected override void OnRender(RenderGraphics g)
{
g.Clear(ThemeBase.DarkGreyFillColor1);
int seekX = ScaleForZoom(App.CurrentFrame) - scrollX;
int minVisiblePattern = Math.Max((int)Math.Floor(scrollX / (float)patternSizeX), 0);
int maxVisiblePattern = Math.Min((int)Math.Ceiling((scrollX + Width) / (float)patternSizeX), Song.Length);
// Track name background
g.FillRectangle(0, 0, trackNameSizeX, Height, whiteKeyBrush);
if (IsSelectionValid())
{
g.PushClip(trackNameSizeX, 0, Width, headerSizeY);
g.PushTranslation(trackNameSizeX, 0);
g.FillRectangle(
(minSelectedPatternIdx + 0) * patternSizeX - scrollX, 0,
(maxSelectedPatternIdx + 1) * patternSizeX - scrollX, headerSizeY,
showSelection ? selectedPatternVisibleBrush : selectedPatternInvisibleBrush);
g.PopTransform();
g.PopClip();
}
// Header
g.DrawLine(0, 0, Width, 0, theme.BlackBrush);
g.DrawLine(trackNameSizeX - 1, 0, trackNameSizeX - 1, headerSizeY, theme.DarkGreyLineBrush1);
g.PushTranslation(trackNameSizeX, 0);
g.PushClip(0, 0, Width, Height);
for (int i = minVisiblePattern, x = minVisiblePattern * patternSizeX - scrollX; i <= maxVisiblePattern; i++, x += patternSizeX)
{
if (i != 0)
{
g.DrawLine(x, 0, x, Height, theme.DarkGreyLineBrush1);
}
}
for (int i = minVisiblePattern, x = minVisiblePattern * patternSizeX - scrollX; i < maxVisiblePattern; i++, x += patternSizeX)
{
g.PushTranslation(x, 0);
g.DrawText(i.ToString(), ThemeBase.FontMediumCenter, 0, barTextPosY, theme.LightGreyFillBrush1, patternSizeX);
g.PopTransform();
}
g.PushTranslation(seekX, 0);
g.FillAndDrawConvexPath(seekGeometry, seekBarBrush, theme.BlackBrush);
g.PopTransform();
g.PopClip();
g.PopTransform();
g.PushTranslation(0, headerSizeY);
if (Song.Project.NeedsExpansionInstruments)
{
for (int i = Channel.ExpansionAudioStart; i < Song.Channels.Length; i++)
{
g.FillRectangle(0, i * trackSizeY, expansionTypeSizeX, (i + 1) * trackSizeY + 1, theme.MediumGreyFillBrush1);
}
g.PushTranslation(expansionTypeSizeX, 0);
g.DrawLine(0, 0, 0, Height, theme.DarkGreyLineBrush1);
}
// Icons
for (int i = 0, y = 0; i < Song.Channels.Length; i++, y += trackSizeY)
{
g.DrawBitmap(bmpTracks[(int)Song.Channels[i].Type], trackIconPosX, y + trackIconPosY, (App.ChannelMask & (1 << i)) != 0 ? 1.0f : 0.2f);
}
// Track names
for (int i = 0, y = 0; i < Song.Channels.Length; i++, y += trackSizeY)
{
g.DrawText(Song.Channels[i].Name, i == selectedChannel ? ThemeBase.FontMediumBold : ThemeBase.FontMedium, trackNamePosX, y + trackNamePosY, theme.BlackBrush);
}
if (Song.Project.NeedsExpansionInstruments)
{
g.PopTransform();
}
// Ghost note icons
for (int i = 0, y = 0; i < Song.Channels.Length; i++, y += trackSizeY)
{
g.DrawBitmap(bmpGhostNote, trackNameSizeX - ghostNoteOffsetX, y + trackSizeY - ghostNoteOffsetY - 1, (App.GhostChannelMask & (1 << i)) != 0 ? 1.0f : 0.2f);
}
// Vertical line seperating the track labels.
g.DrawLine(trackNameSizeX - 1, 0, trackNameSizeX - 1, Height, theme.DarkGreyLineBrush1);
// Grey background rectangles ever other pattern + vertical lines
g.PushClip(trackNameSizeX, 0, Width, Height);
g.PushTranslation(trackNameSizeX, 0);
for (int i = minVisiblePattern, x = minVisiblePattern * patternSizeX - scrollX; i < maxVisiblePattern; i++, x += patternSizeX)
{
if ((i & 1) == 0)
{
g.FillRectangle(x, 0, x + patternSizeX, Height, theme.DarkGreyFillBrush2);
}
}
for (int i = minVisiblePattern, x = minVisiblePattern * patternSizeX - scrollX; i <= maxVisiblePattern; i++, x += patternSizeX)
{
if (i != 0)
{
g.DrawLine(x, 0, x, Height, theme.DarkGreyLineBrush1);
}
}
if (IsSelectionValid())
{
g.FillRectangle(
(minSelectedPatternIdx + 0) * patternSizeX - scrollX, trackSizeY * (minSelectedChannelIdx + 0),
(maxSelectedPatternIdx + 1) * patternSizeX - scrollX, trackSizeY * (maxSelectedChannelIdx + 1),
showSelection ? selectedPatternVisibleBrush : selectedPatternInvisibleBrush);
}
g.PopTransform();
g.PopClip();
// Horizontal lines
for (int i = 0, y = 0; i < Song.Channels.Length; i++, y += trackSizeY)
{
g.DrawLine(0, y, Width, y, theme.DarkGreyLineBrush1);
}
g.PushClip(trackNameSizeX, 0, Width, Height);
// Seek
g.DrawLine(seekX + trackNameSizeX, 1, seekX + trackNameSizeX, Height, seekBarBrush, 3);
// Patterns
for (int t = 0, y = 0; t < Song.Channels.Length; t++, y += trackSizeY)
{
for (int i = minVisiblePattern, x = minVisiblePattern * patternSizeX + trackNameSizeX - scrollX; i < maxVisiblePattern; i++, x += patternSizeX)
{
var pattern = Song.Channels[t].PatternInstances[i];
if (pattern != null)
{
//var selected = IsPatternSelected(t, i);
var bmp = GetPatternBitmapFromCache(g, pattern);
g.PushTranslation(x, y);
g.FillRectangle(1, 1, patternSizeX, patternHeaderSizeY, g.GetVerticalGradientBrush(pattern.Color, patternHeaderSizeY - 1, 0.9f));
g.DrawLine(0, patternHeaderSizeY, patternSizeX, patternHeaderSizeY, theme.DarkGreyLineBrush1);
//if (selected)
// g.FillRectangle(1, 1 + patternHeaderSizeY, patternSizeX, patternHeaderSizeY + bmp.Size.Height + 1, showSelection ? selectedPatternVisibleBrush : selectedPatternInvisibleBrush);
g.DrawBitmap(bmp, 1, 1 + patternHeaderSizeY, patternSizeX - 1, bmp.Size.Height, 1.0f);
g.PushClip(0, 0, patternSizeX, trackSizeY);
g.DrawText(pattern.Name, ThemeBase.FontSmall, patternNamePosX, patternNamePosY, theme.BlackBrush);
g.PopClip();
g.PopTransform();
}
}
}
// Dragging selection
if (captureOperation == CaptureOperation.DragSelection)
{
var pt = this.PointToClient(Cursor.Position);
//pt.X -= TrackNameSizeX;
pt.Y -= headerSizeY;
var drawX = pt.X - selectionDragAnchorX;
var drawY = minSelectedChannelIdx * trackSizeY;
var sizeX = (maxSelectedPatternIdx - minSelectedPatternIdx + 1) * patternSizeX;
var sizeY = (maxSelectedChannelIdx - minSelectedChannelIdx + 1) * trackSizeY;
g.FillRectangle(drawX, drawY, drawX + sizeX, drawY + sizeY, showSelection ? selectedPatternVisibleBrush : selectedPatternInvisibleBrush);
}
g.PopClip();
g.PopTransform();
g.DrawLine(0, Height - 1, Width, Height - 1, theme.DarkGreyLineBrush1);
}
