public void DrawLine(BasicPoint point, BasicPoint point2, BasicPen pen)
{
_context.SetSourceRGB(pen.Brush.Color.R / 255f, pen.Brush.Color.G / 255f, pen.Brush.Color.B / 255f);
_context.LineTo(point.X, point.Y);
_context.LineTo(point2.X, point2.Y);
_context.LineWidth = pen.Thickness;
_context.Stroke();
}
private void CreateDrawingResources()
{
ColorBackground = new BasicColor(32, 40, 46);
ColorForeground = new BasicColor(231, 76, 60);
_brushBackground = new BasicBrush(ColorBackground);
_brushForeground = new BasicBrush(ColorForeground);
_penTransparent = new BasicPen();
}
public void DrawLine(BasicPoint point, BasicPoint point2, BasicPen pen)
{
CoreGraphicsHelper.DrawLine(Context, new List<PointF>(){ GenericControlHelper.ToPoint(point), GenericControlHelper.ToPoint(point2) }, GenericControlHelper.ToColor(pen.Brush.Color).CGColor, pen.Thickness, true, false);
}
private void CreateDrawingResources()
{
_penTransparent = new BasicPen();
_penShadowColor1 = new BasicPen(new BasicBrush(_theme.FaderShadowColor), 1);
_penCenterLine = new BasicPen(new BasicBrush(_theme.CenterLineColor), 1);
_penCenterLineShadow = new BasicPen(new BasicBrush(_theme.CenterLineShadowColor), 1);
_brushBackground = new BasicBrush(_theme.BackgroundColor);
_brushFaderColor2 = new BasicBrush(_theme.FaderColor);
}
public void DrawPath(BasicPath path, BasicBrush brush, BasicPen pen)
{
}
public void DrawEllipsis(BasicRectangle rectangle, BasicBrush brush, BasicPen pen)
{
_context.DrawEllipse(GenericControlHelper.ToSolidColorBrush(brush), GenericControlHelper.ToPen(pen), GenericControlHelper.ToPoint(rectangle.Center()), rectangle.Width / 2, rectangle.Height / 2);
}
public void DrawLine(BasicPoint point, BasicPoint point2, BasicPen pen)
{
_context.DrawLine(GenericControlHelper.ToPen(pen), GenericControlHelper.ToPoint(point), GenericControlHelper.ToPoint(point2));
}
private void DrawCell(IGraphicsContext context, int row, int col, AudioFile audioFile, DrawCellState state)
{
var rect = new BasicRectangle();
var brush = new BasicBrush();
var brushGradient = new BasicGradientBrush();
var penTransparent = new BasicPen();
var column = _songCache.ActiveColumns[col];
if (column.Visible)
{
if (column.Title == "Now Playing")
{
// Draw now playing icon
if ((_mode == SongGridViewMode.AudioFile && audioFile != null && audioFile.Id == _nowPlayingAudioFileId) ||
(_mode == SongGridViewMode.Playlist && _items[row].PlaylistItemId == _nowPlayingPlaylistItemId))
{
// Which size is the minimum? Width or height?
int availableWidthHeight = column.Width - 4;
if (_songCache.LineHeight <= column.Width)
availableWidthHeight = _songCache.LineHeight - 4;
else
availableWidthHeight = column.Width - 4;
// Calculate the icon position
float iconNowPlayingX = ((column.Width - availableWidthHeight) / 2) + state.OffsetX - HorizontalScrollBar.Value;
float iconNowPlayingY = state.OffsetY + ((_songCache.LineHeight - availableWidthHeight) / 2);
// Create NowPlaying rect (MUST be in integer)
_rectNowPlaying = new BasicRectangle((int)iconNowPlayingX, (int)iconNowPlayingY, availableWidthHeight, availableWidthHeight);
state.NowPlayingSongFound = true;
// Draw outer circle
brushGradient = new BasicGradientBrush(_theme.NowPlayingIndicatorBackgroundColor, _theme.NowPlayingIndicatorBackgroundColor, _timerAnimationNowPlayingCount % 360);
context.DrawEllipsis(_rectNowPlaying, brushGradient, penTransparent);
// Draw inner circle
rect = new BasicRectangle((int)iconNowPlayingX + 4, (int)iconNowPlayingY + 4, availableWidthHeight - 8, availableWidthHeight - 8);
brush = new BasicBrush(_theme.NowPlayingBackgroundColor);
context.DrawEllipsis(rect, brush, penTransparent);
}
}
else if (column.Title == "Album Cover")
{
DrawAlbumCoverZone(context, row, audioFile, state);
}
else if (audioFile != null)
{
// Print value depending on type
var propertyInfo = audioFile.GetType().GetProperty(column.FieldName);
if (propertyInfo != null)
{
string value = string.Empty;
try
{
if (propertyInfo.PropertyType.FullName == "System.String")
{
value = propertyInfo.GetValue(audioFile, null).ToString();
}
else if (propertyInfo.PropertyType.FullName.Contains("Int64") &&
propertyInfo.PropertyType.FullName.Contains("Nullable"))
{
long? longValue = (long?)propertyInfo.GetValue(audioFile, null);
if (longValue.HasValue)
value = longValue.Value.ToString();
}
else if (propertyInfo.PropertyType.FullName.Contains("DateTime") &&
propertyInfo.PropertyType.FullName.Contains("Nullable"))
{
DateTime? dateTimeValue = (DateTime?)propertyInfo.GetValue(audioFile, null);
if (dateTimeValue.HasValue)
value = dateTimeValue.Value.ToShortDateString() + " " + dateTimeValue.Value.ToShortTimeString();
}
else if (propertyInfo.PropertyType.FullName.Contains("System.UInt32"))
{
uint uintValue = (uint)propertyInfo.GetValue(audioFile, null);
value = uintValue.ToString();
}
else if (propertyInfo.PropertyType.FullName.Contains("System.Int32"))
{
int intValue = (int)propertyInfo.GetValue(audioFile, null);
value = intValue.ToString();
}
else if (propertyInfo.PropertyType.FullName.Contains("Sessions.Sound.AudioFileFormat"))
{
AudioFileFormat theValue = (AudioFileFormat)propertyInfo.GetValue(audioFile, null);
value = theValue.ToString();
}
}
catch
{
// Do nothing
}
//// The last column always take the remaining width
//int columnWidth = column.Width;
//if (b == _songCache.ActiveColumns.Count - 1)
//{
// // Calculate the remaining width
// int columnsWidth = 0;
// for (int c = 0; c < _songCache.ActiveColumns.Count - 1; c++)
// {
// columnsWidth += _songCache.ActiveColumns[c].Width;
// }
// //columnWidth = (int) (Frame.Width - columnsWidth + HorizontalScrollBar.Value);
//}
// Display text
rect = new BasicRectangle(state.OffsetX - HorizontalScrollBar.Value + 2, state.OffsetY + (_theme.Padding / 2), _songCache.ActiveColumns[col].Width, _songCache.LineHeight - _theme.Padding + 2);
//stringFormat.Trimming = StringTrimming.EllipsisCharacter;
//stringFormat.Alignment = StringAlignment.Near;
// Use bold for ArtistName and DiscTrackNumber
if (column.FieldName == "ArtistName" || column.FieldName == "DiscTrackNumber")
context.DrawText(value, rect, _theme.TextColor, _theme.FontNameBold, _theme.FontSize);
else
context.DrawText(value, rect, _theme.TextColor, _theme.FontName, _theme.FontSize);
}
}
state.OffsetX += column.Width;
}
}
public static Pen ToPen(BasicPen pen)
{
var basicPen = new Pen(ToSolidColorBrush(pen.Brush), pen.Thickness);
basicPen.Freeze();
return basicPen;
}
private void DrawDebugInformation(IGraphicsContext context)
{
// Display debug information if enabled
if (_displayDebugInformation)
{
// Build debug string
var sbDebug = new StringBuilder();
sbDebug.AppendLine("Line Count: " + _items.Count.ToString());
sbDebug.AppendLine("Line Height: " + _songCache.LineHeight.ToString());
sbDebug.AppendLine("Lines Fit In Height: " + _songCache.NumberOfLinesFittingInControl.ToString());
sbDebug.AppendLine("Total Width: " + _songCache.TotalWidth);
sbDebug.AppendLine("Total Height: " + _songCache.TotalHeight);
sbDebug.AppendLine("Scrollbar Offset Y: " + _songCache.ScrollBarOffsetY);
sbDebug.AppendLine("HScrollbar Maximum: " + HorizontalScrollBar.Maximum.ToString());
sbDebug.AppendLine("HScrollbar LargeChange: " + HorizontalScrollBar.LargeChange.ToString());
sbDebug.AppendLine("HScrollbar Value: " + HorizontalScrollBar.Value.ToString());
sbDebug.AppendLine("VScrollbar Maximum: " + VerticalScrollBar.Maximum.ToString());
sbDebug.AppendLine("VScrollbar LargeChange: " + VerticalScrollBar.LargeChange.ToString());
sbDebug.AppendLine("VScrollbar Value: " + VerticalScrollBar.Value.ToString());
// Measure string
//stringFormat.Trimming = StringTrimming.Word;
//stringFormat.LineAlignment = StringAlignment.Near;
//SizeF sizeDebugText = g.MeasureString(sbDebug.ToString(), fontDefault, _columns[0].Width - 1, stringFormat);
var sizeDebugText = context.MeasureText(sbDebug.ToString(), new BasicRectangle(0, 0, _columns[0].Width, 40), _theme.FontName, _theme.FontSize);
var rect = new BasicRectangle(0, 0, _columns[0].Width - 1, sizeDebugText.Height);
// Draw background
var brush = new BasicBrush(new BasicColor(200, 0, 0));
var penTransparent = new BasicPen();
context.DrawRectangle(rect, brush, penTransparent);
// Draw string
context.DrawText(sbDebug.ToString(), rect, new BasicColor(255, 255, 255), _theme.FontName, _theme.FontSize);
}
}
private void DrawRows(IGraphicsContext context)
{
var state = new DrawCellState();
BasicGradientBrush brushGradient = null;
var penTransparent = new BasicPen();
// Calculate how many lines must be skipped because of the scrollbar position
_startLineNumber = Math.Max((int) Math.Floor((double) VerticalScrollBar.Value/(double) (_songCache.LineHeight)), 0);
// Check if the total number of lines exceeds the number of icons fitting in height
_numberOfLinesToDraw = 0;
if (_startLineNumber + _songCache.NumberOfLinesFittingInControl > _items.Count)
{
// There aren't enough lines to fill the screen
_numberOfLinesToDraw = _items.Count - _startLineNumber;
}
else
{
// Fill up screen
_numberOfLinesToDraw = _songCache.NumberOfLinesFittingInControl;
}
// Add one line for overflow; however, make sure we aren't adding a line without content
if (_startLineNumber + _numberOfLinesToDraw + 1 <= _items.Count)
_numberOfLinesToDraw++;
// Loop through lines
for (int a = _startLineNumber; a < _startLineNumber + _numberOfLinesToDraw; a++)
{
// Calculate offsets, widths and other variants
state.OffsetX = 0;
state.OffsetY = (a * _songCache.LineHeight) - VerticalScrollBar.Value + _songCache.LineHeight; // compensate for scrollbar position
int albumArtColumnWidth = _columns[0].Visible ? _columns[0].Width : 0;
int lineBackgroundWidth = (int) (Frame.Width + HorizontalScrollBar.Value - albumArtColumnWidth);
if (VerticalScrollBar.Visible)
lineBackgroundWidth -= VerticalScrollBar.Width;
// Check conditions to determine background color
var audioFile = _items[a].AudioFile;
var colorBackground1 = _theme.BackgroundColor;
var colorBackground2 = _theme.BackgroundColor;
if ((_mode == SongGridViewMode.AudioFile && audioFile != null && audioFile.Id == _nowPlayingAudioFileId) ||
(_mode == SongGridViewMode.Playlist && _items[a].PlaylistItemId == _nowPlayingPlaylistItemId))
{
colorBackground1 = _theme.NowPlayingBackgroundColor;
colorBackground2 = _theme.NowPlayingBackgroundColor;
}
if (_items[a].IsSelected)
{
colorBackground1 = _theme.SelectedBackgroundColor;
colorBackground2 = _theme.SelectedBackgroundColor;
// // Use darker color
// byte diff = 4;
// colorBackground1 = new BasicColor(255,
// (byte)((colorBackground1.R - diff < 0) ? 0 : colorBackground1.R - diff),
// (byte)((colorBackground1.G - diff < 0) ? 0 : colorBackground1.G - diff),
// (byte)((colorBackground1.B - diff < 0) ? 0 : colorBackground1.B - diff));
// colorBackground2 = new BasicColor(255,
// (byte)((colorBackground2.R - diff < 0) ? 0 : colorBackground2.R - diff),
// (byte)((colorBackground2.G - diff < 0) ? 0 : colorBackground2.G - diff),
// (byte)((colorBackground2.B - diff < 0) ? 0 : colorBackground2.B - diff));
}
//// Check if mouse is over item
//if (items[a].IsMouseOverItem)
//{
// // Use lighter color
// int diff = 20;
// colorBackground1 = Color.FromArgb(255,
// (colorBackground1.R + diff > 255) ? 255 : colorBackground1.R + diff,
// (colorBackground1.G + diff > 255) ? 255 : colorBackground1.G + diff,
// (colorBackground1.B + diff > 255) ? 255 : colorBackground1.B + diff);
// colorBackground2 = Color.FromArgb(255,
// (colorBackground2.R + diff > 255) ? 255 : colorBackground2.R + diff,
// (colorBackground2.G + diff > 255) ? 255 : colorBackground2.G + diff,
// (colorBackground2.B + diff > 255) ? 255 : colorBackground2.B + diff);
//}
//// Check conditions to determine background color
//if ((_mode == SongGridViewMode.AudioFile && audioFile.Id == _nowPlayingAudioFileId) ||
// (_mode == SongGridViewMode.Playlist && _items[a].PlaylistItemId == _nowPlayingPlaylistItemId))
//{
// colorNowPlaying1 = colorBackground1;
// colorNowPlaying2 = colorBackground2;
//}
// Draw row background
var rectBackground = new BasicRectangle(albumArtColumnWidth - HorizontalScrollBar.Value, state.OffsetY, lineBackgroundWidth, _songCache.LineHeight + 1);
brushGradient = new BasicGradientBrush(colorBackground1, colorBackground2, 90);
context.DrawRectangle(rectBackground, brushGradient, penTransparent);
// Loop through columns
for (int b = 0; b < _songCache.ActiveColumns.Count; b++)
{
DrawCell(context, a, b, audioFile, state);
}
}
// If no songs are playing, set the current now playing rectangle as "empty"
if (!state.NowPlayingSongFound)
_rectNowPlaying = new BasicRectangle(0, 0, 1, 1);
}
private void DrawHeader(IGraphicsContext context)
{
var rect = new BasicRectangle();
var pen = new BasicPen();
var penTransparent = new BasicPen();
var brushGradient = new BasicGradientBrush(_theme.HeaderBackgroundColor, _theme.HeaderBackgroundColor, 90);
// Draw header (for some reason, the Y must be set -1 to cover an area which isn't supposed to be displayed)
var rectBackgroundHeader = new BasicRectangle(0, -1, Frame.Width, _songCache.LineHeight + 1);
context.DrawRectangle(rectBackgroundHeader, brushGradient, penTransparent);
// Loop through columns
int offsetX = 0;
for (int b = 0; b < _songCache.ActiveColumns.Count; b++)
{
var column = _songCache.ActiveColumns[b];
if (column.Visible)
{
// The last column always take the remaining width
int columnWidth = column.Width;
if (b == _songCache.ActiveColumns.Count - 1)
{
// Calculate the remaining width
int columnsWidth = 0;
for (int c = 0; c < _songCache.ActiveColumns.Count - 1; c++)
columnsWidth += _songCache.ActiveColumns[c].Width;
columnWidth = (int) (Frame.Width - columnsWidth + HorizontalScrollBar.Value);
}
// Check if mouse is over this column header
if (column.IsMouseOverColumnHeader)
{
// Draw header (for some reason, the Y must be set -1 to cover an area which isn't supposed to be displayed)
rect = new BasicRectangle(offsetX - HorizontalScrollBar.Value, -1, column.Width, _songCache.LineHeight + 1);
brushGradient = new BasicGradientBrush(_theme.MouseOverHeaderBackgroundColor, _theme.MouseOverHeaderBackgroundColor, 90);
context.DrawRectangle(rect, brushGradient, penTransparent);
}
else if (column.IsUserMovingColumn)
{
// Draw header (for some reason, the Y must be set -1 to cover an area which isn't supposed to be displayed)
rect = new BasicRectangle(offsetX - HorizontalScrollBar.Value, -1, column.Width, _songCache.LineHeight + 1);
brushGradient = new BasicGradientBrush(new BasicColor(0, 0, 255), new BasicColor(0, 255, 0), 90);
context.DrawRectangle(rect, brushGradient, penTransparent);
}
// Check if the header title must be displayed
if (_songCache.ActiveColumns[b].IsHeaderTitleVisible)
{
// Display title
var rectTitle = new BasicRectangle(offsetX - HorizontalScrollBar.Value + 2, _theme.Padding / 2, column.Width, _songCache.LineHeight - _theme.Padding + 2);
//stringFormat.Trimming = StringTrimming.EllipsisCharacter;
context.DrawText(column.Title, rectTitle, _theme.HeaderTextColor, _theme.FontNameBold, _theme.FontSize);
}
// Draw column separator line; determine the height of the line
int columnHeight = (int) Frame.Height;
// Determine the height of the line; if the items don't fit the control height...
if (_items.Count < _songCache.NumberOfLinesFittingInControl)
{
// Set height as the number of items (plus header)
columnHeight = (_items.Count + 1) * _songCache.LineHeight;
}
// Draw column line
//g.DrawLine(Pens.DarkGray, new Point(offsetX + column.Width - HorizontalScrollBar.Value, 0), new Point(offsetX + column.Width - HorizontalScrollBar.Value, columnHeight));
// Check if the column is ordered by
if (column.FieldName == _orderByFieldName && !String.IsNullOrEmpty(column.FieldName))
{
// Create triangle points,,,
var ptTriangle = new BasicPoint[3];
// ... depending on the order by ascending value
int triangleWidthHeight = 8;
int trianglePadding = (_songCache.LineHeight - triangleWidthHeight) / 2;
if (_orderByAscending)
{
// Create points for ascending
ptTriangle[0] = new BasicPoint(offsetX + column.Width - triangleWidthHeight - (triangleWidthHeight / 2) - HorizontalScrollBar.Value, trianglePadding);
ptTriangle[1] = new BasicPoint(offsetX + column.Width - triangleWidthHeight - HorizontalScrollBar.Value, _songCache.LineHeight - trianglePadding);
ptTriangle[2] = new BasicPoint(offsetX + column.Width - triangleWidthHeight - triangleWidthHeight - HorizontalScrollBar.Value, _songCache.LineHeight - trianglePadding);
}
else
{
// Create points for descending
ptTriangle[0] = new BasicPoint(offsetX + column.Width - triangleWidthHeight - (triangleWidthHeight / 2) - HorizontalScrollBar.Value, _songCache.LineHeight - trianglePadding);
ptTriangle[1] = new BasicPoint(offsetX + column.Width - triangleWidthHeight - HorizontalScrollBar.Value, trianglePadding);
ptTriangle[2] = new BasicPoint(offsetX + column.Width - triangleWidthHeight - triangleWidthHeight - HorizontalScrollBar.Value, trianglePadding);
}
// Draw triangle
pen = new BasicPen(new BasicBrush(new BasicColor(255, 0, 0)), 1);
}
// Increment offset by the column width
offsetX += column.Width;
}
}
// Display column move marker
if (IsColumnMoving)
{
// Draw marker
pen = new BasicPen(new BasicBrush(new BasicColor(255, 0, 0)), 1);
context.DrawRectangle(new BasicRectangle(_columnMoveMarkerX - HorizontalScrollBar.Value, 0, 1, Frame.Height), new BasicBrush(), pen);
}
}
private void DrawAlbumCoverZone(IGraphicsContext context, int row, AudioFile audioFile2, DrawCellState state)
{
var pen = new BasicPen();
var penTransparent = new BasicPen();
var brushGradient = new BasicGradientBrush();
var item = _items[row];
//string albumTitle = audioFile != null ? audioFile.AlbumTitle : state.CurrentAlbumTitle; // if this is an empty row, keep last album title
// Check for an album title change (or the last item of the grid)
if (state.CurrentAlbumArtKey == item.AlbumArtKey)
return;
state.CurrentAlbumArtKey = item.AlbumArtKey;
int albumCoverStartIndex = 0;
int albumCoverEndIndex = 0;
// For displaying the album cover, we need to know how many songs of the same album are bundled together
// Start by getting the start index
for (int c = row; c > 0; c--)
{
var previousItem = _items[c];
if (previousItem.AlbumArtKey != item.AlbumArtKey)
{
albumCoverStartIndex = c + 1;
break;
}
}
// Find the end index
for (int c = row + 1; c < _items.Count; c++)
{
var nextItem = _items[c];
// If the album title is different, this means we found the next album title
if (nextItem.AlbumArtKey != item.AlbumArtKey)
{
albumCoverEndIndex = c - 1;
break;
}
// If this is the last item of the grid...
else if (c == _items.Count - 1)
{
albumCoverEndIndex = c;
break;
}
}
var audioFile = _items[albumCoverStartIndex].AudioFile;
// Calculate y and height
int scrollbarOffsetY = (_startLineNumber * _songCache.LineHeight) - VerticalScrollBar.Value;
int y = ((albumCoverStartIndex - _startLineNumber) * _songCache.LineHeight) + _songCache.LineHeight + scrollbarOffsetY;
// Calculate the height of the album cover zone (+1 on end index because the array is zero-based)
int linesToCover = Math.Min(MinimumRowsPerAlbum, (albumCoverEndIndex + 1 - albumCoverStartIndex));
int albumCoverZoneHeight = linesToCover * _songCache.LineHeight;
int heightWithPadding = Math.Min(albumCoverZoneHeight - (_theme.Padding * 2), _songCache.ActiveColumns[0].Width - (_theme.Padding * 2));
// Make sure the height is at least zero (not necessary to draw anything!)
if (albumCoverZoneHeight > 0)
{
// Draw album cover background
var rectAlbumCover = new BasicRectangle(0 - HorizontalScrollBar.Value, y, _songCache.ActiveColumns[0].Width, albumCoverZoneHeight);
brushGradient = new BasicGradientBrush(_theme.AlbumCoverBackgroundColor, _theme.AlbumCoverBackgroundColor, 90);
context.DrawRectangle(rectAlbumCover, brushGradient, penTransparent);
// Measure available width for text
int widthAvailableForText = _columns[0].Width - (_theme.Padding * 2);
// Display titles depending on if an album art was found
var rectAlbumCoverArt = new BasicRectangle();
var rectAlbumTitleText = new BasicRectangle();
var rectArtistNameText = new BasicRectangle();
var sizeAlbumTitle = new BasicRectangle();
var sizeArtistName = new BasicRectangle();
bool useAlbumArtOverlay = false;
bool displayArtistNameAndAlbumTitle = false;
// Try to extract image from cache
IBasicImage imageAlbumCover = null;
SongGridViewImageCache cachedImage = null;
try
{
cachedImage = _imageCache.FirstOrDefault(x => x.Key == item.AlbumArtKey);
}
catch (Exception ex)
{
Tracing.Log(ex);
}
if (cachedImage != null)
imageAlbumCover = cachedImage.Image;
// Album art not found in cache; try to find an album cover in one of the file
if (cachedImage == null)
{
try
{
// Check if the album cover is already in the pile
bool albumCoverFound = false;
foreach (var arg in _workerUpdateAlbumArtPile)
{
// Match by file path
if (arg.AudioFile.FilePath.ToUpper() == audioFile.FilePath.ToUpper())
{
albumCoverFound = true;
}
}
// Add to the pile only if the album cover isn't already in it
if (!albumCoverFound)
{
// Add item to update album art worker pile
var arg = new SongGridViewBackgroundWorkerArgument();
arg.AudioFile = audioFile;
arg.LineIndex = row;
arg.RectAlbumArt = new BasicRectangle(0, 0, heightWithPadding, heightWithPadding);
_workerUpdateAlbumArtPile.Add(arg);
}
}
catch(Exception ex)
{
Console.WriteLine("SongGridViewControl - Failed to load cache image: {0}" , ex);
}
}
// There are at least two lines; is there an album cover to display?
if (imageAlbumCover == null)
{
// There is no album cover to display; display only text.
// Set string format
//stringFormat.Alignment = StringAlignment.Center;
//stringFormat.Trimming = StringTrimming.EllipsisWord;
sizeArtistName = context.MeasureText(audioFile.ArtistName, new BasicRectangle(0, 0, widthAvailableForText, heightWithPadding), _theme.FontNameAlbumArtTitle, _theme.FontSize + 2);
sizeAlbumTitle = context.MeasureText(audioFile.AlbumTitle, new BasicRectangle(0, 0, widthAvailableForText, heightWithPadding), _theme.FontNameAlbumArtSubtitle, _theme.FontSize);
// Display the album title at the top of the zome
rectArtistNameText = new BasicRectangle(_theme.Padding - HorizontalScrollBar.Value, y + _theme.Padding, widthAvailableForText, heightWithPadding);
rectAlbumTitleText = new BasicRectangle(_theme.Padding - HorizontalScrollBar.Value, y + _theme.Padding + sizeArtistName.Height, widthAvailableForText, heightWithPadding);
displayArtistNameAndAlbumTitle = true;
useAlbumArtOverlay = true;
}
else
{
// There is an album cover to display with more than 2 lines.
// Set string format
//stringFormat.Alignment = StringAlignment.Near;
//stringFormat.Trimming = StringTrimming.EllipsisWord;
float widthRemainingForText = _columns[0].Width - (_theme.Padding * 3) - heightWithPadding;
sizeArtistName = context.MeasureText(audioFile.ArtistName, new BasicRectangle(0, 0, widthRemainingForText, heightWithPadding), _theme.FontNameAlbumArtTitle, _theme.FontSize + 2);
sizeAlbumTitle = context.MeasureText(audioFile.AlbumTitle, new BasicRectangle(0, 0, widthRemainingForText, heightWithPadding), _theme.FontNameAlbumArtSubtitle, _theme.FontSize);
// Try to center the cover art + padding + max text width
//float maxWidth = Math.Max(sizeArtistName.Width, sizeAlbumTitle.Width);
float albumCoverX = _theme.Padding - 2; // (_columns[0].Width - heightWithPadding - _theme.Padding - _theme.Padding - maxWidth) / 2;
float artistNameY = _theme.Padding + 1; // (albumCoverZoneHeight - sizeArtistName.Height - sizeAlbumTitle.Height) / 2;
// Display the album title at the top of the zome
rectArtistNameText = new BasicRectangle(albumCoverX + heightWithPadding + _theme.Padding - HorizontalScrollBar.Value, y + artistNameY, widthRemainingForText, heightWithPadding);
rectAlbumTitleText = new BasicRectangle(albumCoverX + heightWithPadding + _theme.Padding - HorizontalScrollBar.Value, y + artistNameY + sizeArtistName.Height + (_theme.Padding / 8f), widthRemainingForText, heightWithPadding);
rectAlbumCoverArt = new BasicRectangle(albumCoverX - HorizontalScrollBar.Value, y + _theme.Padding, heightWithPadding, heightWithPadding);
displayArtistNameAndAlbumTitle = widthRemainingForText > 20;
useAlbumArtOverlay = true;
}
// Display album cover
if (imageAlbumCover != null)
context.DrawImage(rectAlbumCoverArt, new BasicRectangle(0, 0, imageAlbumCover.ImageSize.Width, imageAlbumCover.ImageSize.Height), imageAlbumCover.Image);
//context.DrawImage(rectAlbumCoverArt, new BasicRectangle(0, 0, rectAlbumCoverArt.Width, rectAlbumCoverArt.Height), imageAlbumCover.Image);
// if (useAlbumArtOverlay)
// {
// // Draw artist name and album title background
// var rectArtistNameBackground = new BasicRectangle(rectArtistNameText.X - (_theme.Padding / 2), rectArtistNameText.Y - (_theme.Padding / 4), sizeArtistName.Width + _theme.Padding, sizeArtistName.Height + (_theme.Padding / 2));
// var rectAlbumTitleBackground = new BasicRectangle(rectAlbumTitleText.X - (_theme.Padding / 2), rectAlbumTitleText.Y - (_theme.Padding / 4), sizeAlbumTitle.Width + _theme.Padding, sizeAlbumTitle.Height + (_theme.Padding / 2));
// var brushTextBackground = new BasicBrush(new BasicColor(0, 0, 0, 30));
// context.DrawRectangle(rectArtistNameBackground, brushTextBackground, penTransparent);
// context.DrawRectangle(rectAlbumTitleBackground, brushTextBackground, penTransparent);
// }
if (displayArtistNameAndAlbumTitle)
{
context.DrawText(audioFile.ArtistName, rectArtistNameText, _theme.HeaderTextColor, _theme.FontNameAlbumArtTitle, _theme.FontSize + 2);
context.DrawText(audioFile.AlbumTitle, rectAlbumTitleText, _theme.HeaderTextColor, _theme.FontNameAlbumArtSubtitle, _theme.FontSize);
}
// Draw horizontal line to distinguish albums
// Part 1: Draw line over grid
pen = new BasicPen(new BasicBrush(new BasicColor(180, 180, 180)), 1);
context.DrawLine(new BasicPoint(_columns[0].Width, y), new BasicPoint(Frame.Width, y), pen);
// Part 2: Draw line over album art zone, in a lighter color
pen = new BasicPen(new BasicBrush(new BasicColor(115, 115, 115)), 1);
context.DrawLine(new BasicPoint(0, y), new BasicPoint(_columns[0].Width, y), pen);
}
}
public void SetPen(BasicPen pen)
{
Context.SetStrokeColor(GenericControlHelper.ToColor(pen.Brush.Color).CGColor);
Context.SetLineWidth(pen.Thickness);
}
public void DrawPath(BasicPath path, BasicBrush brush, BasicPen pen)
{
throw new NotImplementedException();
}
private void RequestBitmapInternal(Object stateInfo)
{
// Use this instead of a task, this guarantees to execute in another thread
//Console.WriteLine("WaveFormRenderingService - RequestBitmap - boundsBitmap: {0} boundsWaveForm: {1} zoom: {2}", boundsBitmap, boundsWaveForm, zoom);
var request = stateInfo as WaveFormBitmapRequest;
IMemoryGraphicsContext context;
try
{
//Console.WriteLine("WaveFormRenderingService - Creating image cache...");
context = _memoryGraphicsContextFactory.CreateMemoryGraphicsContext(request.BoundsBitmap.Width, request.BoundsBitmap.Height);
if (context == null)
{
Console.WriteLine("Error initializing image cache context!");
return;
}
}
catch (Exception ex)
{
Console.WriteLine("Error while creating image cache context: " + ex.Message);
return;
}
IBasicImage imageCache;
try
{
float x1 = 0;
float x2 = 0;
float leftMin = 0;
float leftMax = 0;
float rightMin = 0;
float rightMax = 0;
float mixMin = 0;
float mixMax = 0;
int historyIndex = 0;
int historyCount = _waveDataCache.Count;
float lineWidth = 0;
int nHistoryItemsPerLine = 0;
const float desiredLineWidth = 0.5f;
WaveDataMinMax[] subset = null;
// Find out how many samples are represented by each line of the wave form, depending on its width.
// For example, if the history has 45000 items, and the control has a width of 1000px, 45 items will need to be averaged by line.
float lineWidthPerHistoryItem = request.BoundsWaveForm.Width / (float)historyCount;
// Check if the line width is below the desired line width
if (lineWidthPerHistoryItem < desiredLineWidth)
{
// Try to get a line width around 0.5f so the precision is good enough and no artifacts will be shown.
while (lineWidth < desiredLineWidth)
{
// Increment the number of history items per line
//Console.WriteLine("Determining line width (lineWidth: " + lineWidth.ToString() + " desiredLineWidth: " + desiredLineWidth.ToString() + " nHistoryItemsPerLine: " + nHistoryItemsPerLine.ToString() + " lineWidthPerHistoryItem: " + lineWidthPerHistoryItem.ToString());
nHistoryItemsPerLine++;
lineWidth += lineWidthPerHistoryItem;
}
nHistoryItemsPerLine--;
lineWidth -= lineWidthPerHistoryItem;
}
else
{
// The lines are larger than 0.5 pixels.
lineWidth = lineWidthPerHistoryItem;
nHistoryItemsPerLine = 1;
}
float heightToRenderLine = 0;
if (request.DisplayType == WaveFormDisplayType.Stereo)
heightToRenderLine = (request.BoundsWaveForm.Height / 4);
else
heightToRenderLine = (request.BoundsWaveForm.Height / 2);
context.DrawRectangle(new BasicRectangle(0, 0, request.BoundsBitmap.Width + 2, request.BoundsBitmap.Height), _brushBackground, _penTransparent);
// The pen cannot be cached between refreshes because the line width changes every time the width changes
//context.SetLineWidth(0.2f);
var penWaveForm = new BasicPen(new BasicBrush(_colorWaveForm), lineWidth);
context.SetPen(penWaveForm);
float startLine = ((int)Math.Floor(request.BoundsBitmap.X / lineWidth)) * lineWidth;
historyIndex = (int) ((startLine / lineWidth) * nHistoryItemsPerLine);
//Console.WriteLine("WaveFormRenderingService - startLine: {0} boundsWaveForm.Width: {1} nHistoryItemsPerLine: {2} historyIndex: {3}", startLine, boundsWaveForm.Width, nHistoryItemsPerLine, historyIndex);
//List<float> roundValues = new List<float>();
float lastLine = startLine + request.BoundsBitmap.Width;
if (request.BoundsWaveForm.Width - request.BoundsBitmap.X < request.BoundsBitmap.Width)
lastLine = request.BoundsWaveForm.Width;
//context.DrawText(string.Format("{0:0.0}", startLine), new BasicPoint(1, request.BoundsBitmap.Height - 10), new BasicColor(255, 255, 255), "Roboto Bold", 10 * context.Density);
//context.DrawText(string.Format("{0:0.0}", lastLine), new BasicPoint(1, request.BoundsBitmap.Height - 22), new BasicColor(255, 255, 255), "Roboto Bold", 10 * context.Density);
//context.DrawText(string.Format("{0:0.0}", request.BoundsBitmap.X), new BasicPoint(1, request.BoundsBitmap.Height - 34), new BasicColor(255, 255, 255), "Roboto Bold", 10 * context.Density);
//context.DrawText(string.Format("{0:0.0}", request.BoundsWaveForm.Width), new BasicPoint(1, request.BoundsBitmap.Height - 46), new BasicColor(255, 255, 255), "Roboto Bold", 10 * context.Density);
//context.DrawText(string.Format("{0}", request.BoundsBitmap.X), new BasicPoint(1, request.BoundsBitmap.Height - 20), new BasicColor(255, 255, 255), "Roboto Bold", 10 * context.Density);
//context.DrawText(string.Format("{0:0.0}", request.Zoom), new BasicPoint(1, request.BoundsBitmap.Height - 10), new BasicColor(255, 255, 255), "Roboto Bold", 10 * context.Density);
for (float i = startLine; i < lastLine; i += lineWidth)
{
#if MACOSX
// On Mac, the pen needs to be set every time we draw or the color might change to black randomly (weird?)
context.SetPen(penWaveForm);
#endif
// COMMENTED possible solution for varying line widths rendering problem
// Round to 0.5
//i = (float)Math.Round(i * 2) / 2;
//float iRound = (float)Math.Round(i);
//float iRound = (float)Math.Round(i * 2) / 2;
//float iRound = (float)Math.Round(i * 4) / 4;
// // If this value has already been drawn, skip it (this happens because of the rounding, and this fixes a visual bug)
// if(roundValues.Contains(iRound))
// {
// // Increment the history index; pad the last values if the count is about to exceed
// if (historyIndex < historyCount - 1)
// historyIndex += nHistoryItemsPerLine;
// continue;
// }
// else
// {
// roundValues.Add(iRound);
// }
// Determine the maximum height of a line (+/-)
//Console.WriteLine("WaveForm - Rendering " + i.ToString() + " (rnd=" + iRound.ToString() + ") on " + widthAvailable.ToString());
// Determine x position
// x1 = iRound; //i;
// x2 = iRound; //i;
x1 = i - startLine;
x2 = i - startLine;
if (nHistoryItemsPerLine > 1)
{
if (historyIndex + nHistoryItemsPerLine > historyCount)
{
// Create subset with remaining data
subset = new WaveDataMinMax[historyCount - historyIndex];
_waveDataCache.CopyTo(historyIndex, subset, 0, historyCount - historyIndex);
}
else
{
subset = new WaveDataMinMax[nHistoryItemsPerLine];
_waveDataCache.CopyTo(historyIndex, subset, 0, nHistoryItemsPerLine);
}
leftMin = AudioTools.GetMinPeakFromWaveDataMaxHistory(subset.ToList(), nHistoryItemsPerLine, ChannelType.Left);
leftMax = AudioTools.GetMaxPeakFromWaveDataMaxHistory(subset.ToList(), nHistoryItemsPerLine, ChannelType.Left);
rightMin = AudioTools.GetMinPeakFromWaveDataMaxHistory(subset.ToList(), nHistoryItemsPerLine, ChannelType.Right);
rightMax = AudioTools.GetMaxPeakFromWaveDataMaxHistory(subset.ToList(), nHistoryItemsPerLine, ChannelType.Right);
mixMin = AudioTools.GetMinPeakFromWaveDataMaxHistory(subset.ToList(), nHistoryItemsPerLine, ChannelType.Mix);
mixMax = AudioTools.GetMaxPeakFromWaveDataMaxHistory(subset.ToList(), nHistoryItemsPerLine, ChannelType.Mix);
}
else
{
leftMin = _waveDataCache[historyIndex].leftMin;
leftMax = _waveDataCache[historyIndex].leftMax;
rightMin = _waveDataCache[historyIndex].rightMin;
rightMax = _waveDataCache[historyIndex].rightMax;
mixMin = _waveDataCache[historyIndex].mixMin;
mixMax = _waveDataCache[historyIndex].mixMax;
}
float leftMaxHeight = leftMax * heightToRenderLine;
float leftMinHeight = leftMin * heightToRenderLine;
float rightMaxHeight = rightMax * heightToRenderLine;
float rightMinHeight = rightMin * heightToRenderLine;
float mixMaxHeight = mixMax * heightToRenderLine;
float mixMinHeight = mixMin * heightToRenderLine;
//Console.WriteLine("WaveFormRenderingService - line: {0} x1: {1} x2: {2} historyIndex: {3} historyCount: {4} width: {5}", i, x1, x2, historyIndex, historyCount, boundsWaveForm.Width);
if (request.DisplayType == WaveFormDisplayType.LeftChannel ||
request.DisplayType == WaveFormDisplayType.RightChannel ||
request.DisplayType == WaveFormDisplayType.Mix)
{
// Calculate min/max line height
float minLineHeight = 0;
float maxLineHeight = 0;
// Set mib/max
if (request.DisplayType == WaveFormDisplayType.LeftChannel)
{
minLineHeight = leftMinHeight;
maxLineHeight = leftMaxHeight;
}
else if (request.DisplayType == WaveFormDisplayType.RightChannel)
{
minLineHeight = rightMinHeight;
maxLineHeight = rightMaxHeight;
}
else if (request.DisplayType == WaveFormDisplayType.Mix)
{
minLineHeight = mixMinHeight;
maxLineHeight = mixMaxHeight;
}
// Positive Max Value - Draw positive value (y: middle to top)
context.StrokeLine(new BasicPoint(x1, heightToRenderLine), new BasicPoint(x2, heightToRenderLine - maxLineHeight));
// Negative Max Value - Draw negative value (y: middle to height)
context.StrokeLine(new BasicPoint(x1, heightToRenderLine), new BasicPoint(x2, heightToRenderLine + (-minLineHeight)));
}
else if (request.DisplayType == WaveFormDisplayType.Stereo)
{
// LEFT Channel - Positive Max Value - Draw positive value (y: middle to top)
context.StrokeLine(new BasicPoint(x1, heightToRenderLine), new BasicPoint(x2, heightToRenderLine - leftMaxHeight));
// LEFT Channel - Negative Max Value - Draw negative value (y: middle to height)
context.StrokeLine(new BasicPoint(x1, heightToRenderLine), new BasicPoint(x2, heightToRenderLine + (-leftMinHeight)));
// RIGHT Channel - Positive Max Value (Multiply by 3 to get the new center line for right channel) - Draw positive value (y: middle to top)
context.StrokeLine(new BasicPoint(x1, (heightToRenderLine * 3)), new BasicPoint(x2, (heightToRenderLine * 3) - rightMaxHeight));
// RIGHT Channel - Negative Max Value - Draw negative value (y: middle to height)
context.StrokeLine(new BasicPoint(x1, (heightToRenderLine * 3)), new BasicPoint(x2, (heightToRenderLine * 3) + (-rightMinHeight)));
}
// Increment the history index; pad the last values if the count is about to exceed
if (historyIndex < historyCount - 1)
historyIndex += nHistoryItemsPerLine;
}
}
catch (Exception ex)
{
Console.WriteLine("Error while creating image cache: " + ex.Message);
}
finally
{
// Get image from context (at this point, we are sure the image context has been initialized properly)
//Console.WriteLine("WaveFormRenderingService - Rendering image to memory...");
context.Close();
imageCache = context.RenderToImageInMemory();
}
//Console.WriteLine("WaveFormRenderingService - Created image successfully.");
//stopwatch.Stop();
//Console.WriteLine("WaveFormRenderingService - Created image successfully in {0} ms.", stopwatch.ElapsedMilliseconds);
OnGenerateWaveFormBitmapEnded(new GenerateWaveFormEventArgs()
{
//AudioFilePath = audioFile.FilePath,
OffsetX = request.BoundsBitmap.X,
Zoom = request.Zoom,
Width = context.BoundsWidth,
DisplayType = request.DisplayType,
Image = imageCache
});
}
public void SetPen(BasicPen pen)
{
_currentPen = GenericControlHelper.ToPen(pen);
}
private void CreateDrawingResources()
{
_penTransparent = new BasicPen();
_brushBackground = new BasicBrush(_colorBackground);
}
public void DrawRectangle(BasicRectangle rectangle, BasicBrush brush, BasicPen pen)
{
if(brush is BasicGradientBrush)
_context.DrawRectangle(GenericControlHelper.ToLinearGradientBrush((BasicGradientBrush)brush), GenericControlHelper.ToPen(pen), GenericControlHelper.ToRect(rectangle));
_context.DrawRectangle(GenericControlHelper.ToSolidColorBrush(brush), GenericControlHelper.ToPen(pen), GenericControlHelper.ToRect(rectangle));
}
private void CreateDrawingResources()
{
FontSize = 12;
FontFace = "Roboto Light";
LetterFontSize = 10;
LetterFontFace = "Roboto";
Frame = new BasicRectangle();
_penTransparent = new BasicPen();
_penCursorLine = new BasicPen(new BasicBrush(_cursorColor), 1);
_penSecondaryCursorLine = new BasicPen(new BasicBrush(_secondaryCursorColor), 1);
_penMarkerLine = new BasicPen(new BasicBrush(_markerCursorColor), 1);
_penLoopLine = new BasicPen(new BasicBrush(_loopCursorColor), 1);
_penSelectedMarkerLine = new BasicPen(new BasicBrush(_markerSelectedCursorColor), 1);
_brushLoopBackground = new BasicBrush(_loopBackgroundColor);
_brushMarkerBackground = new BasicBrush(_markerBackgroundColor);
_brushSelectedMarkerBackground = new BasicBrush(_markerSelectedCursorColor);
}
public void DrawEllipsis(BasicRectangle rectangle, BasicBrush brush, BasicPen pen)
{
}
public void DrawRectangle(BasicRectangle rectangle, BasicBrush brush, BasicPen pen)
{
// TODO: Add outline
var paint = new Paint
{
AntiAlias = true,
Color = GenericControlHelper.ToColor(brush.Color)
};
paint.SetStyle(Paint.Style.Fill);
if (brush is BasicGradientBrush)
{
var gradientBrush = (BasicGradientBrush) brush;
paint.SetShader(new LinearGradient(gradientBrush.StartPoint.X, gradientBrush.StartPoint.Y, gradientBrush.EndPoint.X, gradientBrush.EndPoint.Y, GenericControlHelper.ToColor(gradientBrush.Color2), GenericControlHelper.ToColor(gradientBrush.Color), Shader.TileMode.Mirror));
}
_canvas.DrawRect(GenericControlHelper.ToRect(rectangle), paint);
}
public void DrawRectangle(BasicRectangle rectangle, BasicBrush brush, BasicPen pen)
{
_context.SetSourceRGB(brush.Color.R / 255f, brush.Color.G / 255f, brush.Color.B / 255f);
_context.Rectangle(GenericControlHelper.ToRect(rectangle));
_context.Fill();
}
public void DrawLine(BasicPoint point, BasicPoint point2, BasicPen pen)
{
var paint = new Paint
{
AntiAlias = true,
Color = GenericControlHelper.ToColor(pen.Brush.Color),
StrokeWidth = pen.Thickness * Density
};
paint.SetStyle(Paint.Style.Fill);
_canvas.DrawLine(point.X, point.Y, point2.X, point2.Y, paint);
}
public void SetPen(BasicPen pen)
{
}
public void SetPen(BasicPen pen)
{
TryToCreatePaint();
_currentPaint.Color = GenericControlHelper.ToColor(pen.Brush.Color);
_currentPaint.StrokeWidth = pen.Thickness;
}
private void CreateDrawingResources()
{
_penTransparent = new BasicPen();
_penMiddleLineColor = new BasicPen(new BasicBrush(_faderMiddleLineColor), 1);
_brushBackground = new BasicBrush(_backgroundColor);
_brushFaderShadowColor = new BasicBrush(_faderShadowColor);
_brushFaderGradient = new BasicGradientBrush(_faderColor1, _faderColor2, 90);
_brushFaderColor2 = new BasicBrush(_faderColor2);
_brushFaderShadowColor1 = new BasicBrush(_faderShadowColor1);
_brushFaderShadowGradient = new BasicGradientBrush(_faderShadowColor1, _faderShadowColor2, 90);
}
private void CreateDrawingResources()
{
ColorBackground = new BasicColor(32, 40, 46);
ColorForeground = new BasicColor(230, 237, 242);//174, 196, 212);
ColorBorder = new BasicColor(83, 104, 119);
_brushBackground = new BasicBrush(ColorBackground);
_brushForeground = new BasicBrush(ColorForeground);
_brushBorder = new BasicBrush(ColorBorder);
_brushTransparent = new BasicBrush(new BasicColor(0, 0, 0, 0));
_penBorder = new BasicPen(_brushBorder, 2);
_penForeground = new BasicPen(_brushForeground, 2);
_penTransparent = new BasicPen();
}
public void Render(IGraphicsContext context)
{
lock (_locker)
{
if (_brushBackground == null)
{
_brushBackground = new BasicBrush(_backgroundColor);
_penTransparent = new BasicPen();
_penBorder = new BasicPen(new BasicBrush(_borderColor), 1);
_rectText = context.MeasureText("12345:678.90", new BasicRectangle(0, 0, Frame.Width, Frame.Height), "HelveticaNeue", 10);
}
}
_density = context.Density;
Frame = new BasicRectangle(0, 0, context.BoundsWidth, context.BoundsHeight);
context.DrawRectangle(new BasicRectangle(0, 0, context.BoundsWidth, context.BoundsHeight), _brushBackground, _penTransparent);
if (_audioFile == null || _audioFileLength == 0)
return;
// Check if scale type needs to be updated
if (_lastWidth != ContentSize.Width)
{
_lastWidth = ContentSize.Width;
CalculateScale(context.Density);
}
// Draw scale borders
//Console.WriteLine("WaveFormScaleView - scaleType: {0} totalMinutes: {1} totalSeconds: {2} totalMinutesScaled: {3} totalSecondsScaled: {4}", scaleType.ToString(), totalMinutes, totalSeconds, totalMinutesScaled, totalSecondsScaled);
context.SetPen(_penBorder);
context.StrokeLine(new BasicPoint(0, ContentSize.Height - 1), new BasicPoint(ContentSize.Width, ContentSize.Height - 1));
int firstVisibleIndex = (int)Math.Floor(ContentOffset.X / _tickWidth);
int lastVisibleIndex = firstVisibleIndex + (int)Math.Floor(context.BoundsWidth / _tickWidth);
float tickX = -ContentOffset.X + (firstVisibleIndex * _tickWidth);
int majorTickIndex = (int)Math.Ceiling(firstVisibleIndex / 10f);
//for (int a = firstVisibleIndex; a < _tickCount; a++)
for (int a = firstVisibleIndex; a < lastVisibleIndex; a++)
{
// Ignore ticks out of bounds
bool isMajorTick = ((a % 10) == 0);
if (tickX >= 0 && tickX <= Frame.Width)
{
//Console.WriteLine("####> WaveFormView - Scale - tick {0} x: {1} isMajorTick: {2} tickCount: {3}", a, tickX, isMajorTick, tickCount);
if(isMajorTick)
// //context.DrawLine(new BasicPoint(tickX, context.BoundsHeight - (context.BoundsHeight / 1.25f)), new BasicPoint(tickX, context.BoundsHeight), _penMajorTick);
context.StrokeLine(new BasicPoint(tickX, 0), new BasicPoint(tickX, ContentSize.Height - 1));
else
context.StrokeLine(new BasicPoint(tickX, ContentSize.Height - (ContentSize.Height / 6) - 1), new BasicPoint(tickX, ContentSize.Height - 1));
if (isMajorTick)
{
// Draw dashed traversal line for major ticks
context.StrokeLine(new BasicPoint(tickX, ContentSize.Height - 1), new BasicPoint(tickX, ContentSize.Height - 1));
// Determine major scale text
int minutes = 0;
int seconds = 0;
switch (_scaleType)
{
case WaveFormScaleType._10minutes:
minutes = majorTickIndex * 10;
seconds = 0;
break;
case WaveFormScaleType._5minutes:
minutes = majorTickIndex * 5;
seconds = 0;
break;
case WaveFormScaleType._2minutes:
minutes = majorTickIndex * 2;
seconds = 0;
break;
case WaveFormScaleType._1minute:
minutes = majorTickIndex;
seconds = 0;
break;
case WaveFormScaleType._30seconds:
minutes = (int)Math.Floor(majorTickIndex / _scaleMultiplier);
seconds = (majorTickIndex % _scaleMultiplier == 0) ? 0 : 30;
break;
case WaveFormScaleType._10seconds:
minutes = (int)Math.Floor(majorTickIndex / _scaleMultiplier);
seconds = ((int)Math.Floor(majorTickIndex % _scaleMultiplier)) * 10;
break;
case WaveFormScaleType._5seconds:
minutes = (int)Math.Floor(majorTickIndex / _scaleMultiplier);
seconds = ((int)Math.Floor(majorTickIndex % _scaleMultiplier)) * 5;
break;
case WaveFormScaleType._1second:
minutes = (int)Math.Floor(majorTickIndex / _scaleMultiplier);
seconds = (int)Math.Floor(majorTickIndex % _scaleMultiplier);
break;
}
// Draw text at every major tick (minute count)
string scaleMajorTitle = string.Format("{0}:{1:00}", minutes, seconds);
//float y = ContentSize.Height - (ContentSize.Height/12f) - _rectText.Height - (0.5f * context.Density);
float y = 3 * context.Density;//ContentSize.Height - _rectText.Height - (10 * context.Density);
context.DrawText(scaleMajorTitle, new BasicPoint(tickX + (4 * context.Density), y), _textColor, FontFace, FontSize);
}
}
if(isMajorTick)
majorTickIndex++;
tickX += _tickWidth;
}
}
public void DrawRectangle(BasicRectangle rectangle, BasicBrush brush, BasicPen pen)
{
CoreGraphicsHelper.FillRect(Context, GenericControlHelper.ToRect(rectangle), GenericControlHelper.ToColor(brush.Color).CGColor);
// TODO: Add outline
}
