/// <summary>
/// Initializes a new instance of the <see cref="ThumbnailWriter"/> class.
/// </summary>
/// <param name="creator">The <see cref="ThumbnailCreator"/>
/// (only used to get a jpeg compression encoder).</param>
/// <param name="tgrid">The <see cref="ThumbnailGrid"/>.</param>
/// <param name="directory">The directory to write the thumbnail page.</param>
/// <param name="displayFilename">The display name of the <see cref="AVFileSet"/>
/// from which the thumbnails are generated.</param>
/// <param name="outTemplate">The template used to generate page filename.</param>
/// <param name="nFiles">The number of files in set (>0 for multi-part videos).</param>
/// <param name="stats">The stats of the <see cref="AVFileSet"/> to display
/// in header.</param>
/// <param name="duration">The duration of the <see cref="AVFileSet"/>.</param>
public ThumbnailWriter(ThumbnailCreator creator,
ThumbnailGrid tgrid,
string directory,
string displayFilename,
string outTemplate,
int nFiles,
string stats,
TimeSpan duration)
{
this._creator = creator;
this._tgrid = tgrid;
this._directory = directory;
this._displayFilename = displayFilename;
this._outTemplate = outTemplate;
this._nFiles = nFiles;
this._stats = stats;
this._duration = duration;
_thumbnailPage = null;
}
/// <summary>
/// Initializes a new instance of the <see cref="ThumbnailMultiWriter"/> class.
/// </summary>
/// <param name="creator">The <see cref="ThumbnailCreator"/>
/// (only used to get a jpeg compression encoder).</param>
/// <param name="tgrid">The <see cref="ThumbnailGrid"/>.</param>
/// <param name="directory">The directory to write thumbnail pages.</param>
/// <param name="displayFilename">The display name of the <see cref="AVFileSet"/>
/// from which the thumbnails are generated.</param>
/// <param name="outTemplate">The template used to generate page filenames.</param>
/// <param name="nFiles">The number of files in set (>0 for multi-part videos).</param>
/// <param name="interval">The interval between thumbnails.</param>
/// <param name="stats">The stats of the <see cref="AVFileSet"/> to display
/// in header.</param>
/// <param name="duration">The duration of the <see cref="AVFileSet"/>.</param>
/// <param name="nPages">The total number of thumbnail pages.</param>
public ThumbnailMultiWriter(ThumbnailCreator creator,
ThumbnailGrid tgrid,
string directory,
string displayFilename,
string outTemplate,
int nFiles,
TimeSpan interval,
string stats, TimeSpan duration, int nPages)
{
this._creator = creator;
this._tgrid = tgrid;
this._directory = directory;
this._displayFilename = displayFilename;
this._outTemplate = outTemplate;
this._nFiles = nFiles;
this._interval = interval;
this._stats = stats;
this._duration = duration;
this._nPages = nPages;
this._pageNum = 1;
_thumbnailPage = null;
}
/// <summary>
/// Initializes a new instance of the <see cref="ThumbnailPage"/> class.
/// </summary>
/// <param name="creator">The <see cref="ThumbnailCreator"/>
/// (only used to get a jpeg compression encoder).</param>
/// <param name="tgrid">The <see cref="ThumbnailGrid"/> that specifies
/// the page layout.</param>
/// <param name="displayFilename">The display name of the <see cref="AVFileSet"/>
/// from which the thumbnails are generated.</param>
/// <param name="filename">The fullpath of thumbnail page to create.</param>
/// <param name="nFiles">The number of files in set (>0 for multi-part videos).</param>
/// <param name="time">The time of first thumbnail on page.</param>
/// <param name="pageNum">The page number (0 for overview page).</param>
/// <param name="duration">The duration of the <see cref="AVFileSet"/>.</param>
/// <param name="nPages">The total number of thumbnail pages.</param>
/// <param name="stats">The stats of the <see cref="AVFileSet"/> to display
/// in header.</param>
public ThumbnailPage(ThumbnailCreator creator,
ThumbnailGrid tgrid,
string displayFilename, string filename, int nFiles, TimeSpan time,
int pageNum, TimeSpan duration, int nPages, string stats)
{
this._creator = creator;
this._tgrid = tgrid;
this._filename = filename;
_pageBitmap = new System.Drawing.Bitmap (tgrid.Layout.Width,
tgrid.Layout.Height);
_graphics = System.Drawing.Graphics.FromImage (_pageBitmap);
_graphics.PageUnit = System.Drawing.GraphicsUnit.Pixel;
_graphics.CompositingMode = System.Drawing.Drawing2D.CompositingMode.SourceOver;
//_graphics.CompositingMode = System.Drawing.Drawing2D.CompositingMode.SourceCopy;
_graphics.CompositingQuality = System.Drawing.Drawing2D.CompositingQuality.HighQuality;
//_graphics.PixelOffsetMode = System.Drawing.Drawing2D.PixelOffsetMode.HighQuality;
_graphics.PixelOffsetMode = System.Drawing.Drawing2D.PixelOffsetMode.None;
// can't use TextRenderingHint.ClearTypeGridFit with CompositingMode.SourceCopy
//_graphics.TextRenderingHint = System.Drawing.Text.TextRenderingHint.SingleBitPerPixelGridFit;
//_graphics.TextRenderingHint = System.Drawing.Text.TextRenderingHint.ClearTypeGridFit;
_graphics.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAliasGridFit;
// Affects image resizing
_graphics.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;
// Affects anti-aliasing of filled edges
//_graphics.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
_graphics.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.None;
_font = new System.Drawing.Font ("Arial", (float) (7 * creator.TNSettings.ScaleFactor),
System.Drawing.FontStyle.Bold);
_brushWhite = new System.Drawing.SolidBrush (System.Drawing.Color.White);
_brushBlack = new System.Drawing.SolidBrush (System.Drawing.Color.Black);
_borderPen = new System.Drawing.Pen (System.Drawing.Color.Wheat,
tgrid.Layout.Border <= 1 ? 0 : tgrid.Layout.Border);
_borderHilightPen = new System.Drawing.Pen (System.Drawing.Color.Red,
tgrid.Layout.Border <= 1 ? 0 : tgrid.Layout.Border);
//_borderPen.Alignment = System.Drawing.Drawing2D.PenAlignment.Inset;
//_borderPen.LineJoin = System.Drawing.Drawing2D.LineJoin.Miter;
_graphics.FillRectangle (_brushBlack, 0, 0,
tgrid.Layout.Width,
tgrid.Layout.Height);
_thumbFormat = new System.Drawing.StringFormat ();
switch (creator.TNSettings.LabelPosition)
{
case ThumbnailSettings.LabelPositions.None:
case ThumbnailSettings.LabelPositions.LowerRight:
{
_thumbFormat.LineAlignment = System.Drawing.StringAlignment.Far;
_thumbFormat.Alignment = System.Drawing.StringAlignment.Far;
break;
}
case ThumbnailSettings.LabelPositions.LowerLeft:
{
_thumbFormat.LineAlignment = System.Drawing.StringAlignment.Far;
_thumbFormat.Alignment = System.Drawing.StringAlignment.Near;
break;
}
case ThumbnailSettings.LabelPositions.UpperRight:
{
_thumbFormat.LineAlignment = System.Drawing.StringAlignment.Near;
_thumbFormat.Alignment = System.Drawing.StringAlignment.Far;
break;
}
case ThumbnailSettings.LabelPositions.UpperLeft:
{
_thumbFormat.LineAlignment = System.Drawing.StringAlignment.Near;
_thumbFormat.Alignment = System.Drawing.StringAlignment.Near;
break;
}
}
_headerFormat = new System.Drawing.StringFormat ();
_headerFormat.LineAlignment = System.Drawing.StringAlignment.Center;
_headerFormat.Alignment = System.Drawing.StringAlignment.Near;
float inset = 2*tgrid.Layout.Margin;
System.Drawing.RectangleF headerRectF =
new System.Drawing.RectangleF (inset, 0,
this._tgrid.Layout.Width - 2*inset,
this._tgrid.Layout.HeaderHeight);
//_graphics.DrawRectangle (_borderPen,
// headerRectF.X,
// headerRectF.Y,
// headerRectF.Width,
// headerRectF.Height);
string leftSide;
string timeformat = @"h\:mm\:ss";
if (time.Milliseconds > 0 && creator.TNSettings.AlwaysShowMilliseconds)
timeformat = @"h\:mm\:ss\.ffff";
if (pageNum > 0)
leftSide = String.Format ("{0} / {1} ({2} of {3})",
time.ToString (timeformat),
duration.ToString (@"h\:mm\:ss"),
pageNum, nPages);
else
leftSide = String.Format ("{0}",
duration.ToString (@"h\:mm\:ss"));
if (nFiles > 0)
leftSide += String.Format (" {0} files", nFiles);
using (System.Drawing.Font headerFont = new System.Drawing.Font (
ThumbnailPageLayout.FONT_NAME,
(float) (ThumbnailPageLayout.FONT_SIZE * creator.TNSettings.ScaleFactor),
System.Drawing.FontStyle.Bold))
{
_graphics.DrawString (leftSide,
headerFont, _brushWhite, headerRectF, _headerFormat);
_headerFormat.Alignment = System.Drawing.StringAlignment.Far;
_graphics.DrawString (stats,
headerFont, _brushWhite, headerRectF, _headerFormat);
float left = headerRectF.Left +
_graphics.MeasureString(leftSide, headerFont).Width;
float right = headerRectF.Right -
_graphics.MeasureString (stats, headerFont).Width;
headerRectF = new System.Drawing.RectangleF (
left,
headerRectF.Top,
right - left,
headerRectF.Height);
_headerFormat.Alignment = System.Drawing.StringAlignment.Center;
_graphics.DrawString (displayFilename,
headerFont, _brushWhite, headerRectF, _headerFormat);
}
_pageNum = pageNum;
_currentCol = 0;
_currentRow = 0;
}
/// <summary>
/// Create ThumbnailGrid the using desired # of rows.
/// </summary>
/// <param name="layout">The <see cref="ThumbnailPageLayout"/>.</param>
/// <param name="nRows">The desired # of rows.</param>
/// <param name="aspectRatio">The thumbnail aspect ratio.</param>
/// <returns>new <see cref="ThumbnailGrid"/></returns>
private static ThumbnailGrid CreateUsingNRows(ThumbnailPageLayout layout, int nRows,
double aspectRatio)
{
int nColumns;
int thumbWidth;
int thumbHeight;
thumbHeight = layout.CalcThumbHeightFromNRows (nRows);
thumbWidth = (int) (thumbHeight * aspectRatio + 0.5);
nColumns = layout.CalcColumnsFromThumbWidth (thumbWidth);
ThumbnailGrid thumbnailGrid = new ThumbnailGrid (layout,
nColumns, nRows,
thumbWidth, thumbHeight);
return thumbnailGrid;
}
/// <summary>
/// Create ThumbnailGrid the using desired # of columns.
/// </summary>
/// <param name="layout">The <see cref="ThumbnailPageLayout"/>.</param>
/// <param name="nColumns">The desired # of columns.</param>
/// <param name="aspectRatio">The thumbnail aspect ratio.</param>
/// <returns>
/// new <see cref="ThumbnailGrid"/>
/// </returns>
private static ThumbnailGrid CreateUsingNColumns(ThumbnailPageLayout layout, int nColumns,
double aspectRatio)
{
int nRows;
int thumbWidth;
int thumbHeight;
thumbWidth = layout.CalcThumbWidthFromNCols (nColumns);
thumbHeight = (int) (thumbWidth / aspectRatio + 0.5);
nRows = layout.CalcRowsFromThumbHeight (thumbHeight);
ThumbnailGrid thumbnailGrid = new ThumbnailGrid (layout,
nColumns, nRows, thumbWidth, thumbHeight);
return thumbnailGrid;
}
/// <summary>
/// Create ThumbnailGrid the using desired thumbnail width.
/// </summary>
/// <param name="layout">The <see cref="ThumbnailPageLayout"/>.</param>
/// <param name="thumbWidth">The desired thumbnail width.</param>
/// <param name="aspectRatio">The thumbnail aspect ratio.</param>
/// <returns>new <see cref="ThumbnailGrid"/></returns>
public static ThumbnailGrid CreateUsingThumbWidth(ThumbnailPageLayout layout,
int thumbWidth,
double aspectRatio)
{
int nRows;
int nColumns;
int thumbHeight;
nColumns = layout.CalcColumnsFromThumbWidth(thumbWidth);
thumbHeight = (int) (thumbWidth / aspectRatio + 0.5);
nRows = layout.CalcRowsFromThumbHeight (thumbHeight);
ThumbnailGrid thumbnailGrid = new ThumbnailGrid (layout,
nColumns, nRows,
thumbWidth, thumbHeight);
return thumbnailGrid;
}
/// <summary>
/// Create ThumbnailGrid the using desired columns & rows.
/// </summary>
/// <param name="layout">The <see cref="ThumbnailPageLayout"/>.</param>
/// <param name="nColumns">The # of columns.</param>
/// <param name="nRows">The # of rows.</param>
/// <param name="aspectRatio">The thumbnail aspect ratio.</param>
/// <param name="fitWidth">if set to <c>true</c>use page layout width,
/// otherwise use page layout height.</param>
/// <returns>new <see cref="ThumbnailGrid"/></returns>
public static ThumbnailGrid CreateUsingRaw(ThumbnailPageLayout layout,
int nColumns,
int nRows,
double aspectRatio,
bool fitWidth)
{
int thumbWidth;
int thumbHeight;
if (fitWidth)
{
thumbWidth = layout.CalcThumbWidthFromNCols (nColumns);
thumbHeight = (int) (thumbWidth / aspectRatio + 0.5);
layout.AdjustHeight (nRows, thumbHeight);
}
else
{
thumbHeight = layout.CalcThumbHeightFromNRows (nRows);
thumbWidth = (int) (thumbHeight * aspectRatio + 0.5);
layout.AdjustWidth (nColumns, thumbWidth);
}
ThumbnailGrid thumbnailGrid = new ThumbnailGrid (layout,
nColumns, nRows, thumbWidth, thumbHeight);
layout.AdjustSize (thumbnailGrid);
return thumbnailGrid;
}
