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Export png now also does italic

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git-svn-id: https://subtitleedit.googlecode.com/svn/trunk@399 99eadd0c-20b8-1223-b5c4-2a2b2df33de2
This commit is contained in:
niksedk 2011-04-17 20:14:07 +00:00
parent 300e0d00c1
commit aa54876883
2 changed files with 125 additions and 12 deletions
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1
src/Forms/ExportPngXml.Designer.cs generated
View File

@ -292,7 +292,6 @@
//
// buttonColor
//
this.buttonColor.DialogResult = System.Windows.Forms.DialogResult.Cancel;
this.buttonColor.Location = new System.Drawing.Point(276, 24);
this.buttonColor.Name = "buttonColor";
this.buttonColor.Size = new System.Drawing.Size(121, 21);

136
src/Forms/ExportPngXml.cs
View File

@ -50,11 +50,10 @@ namespace Nikse.SubtitleEdit.Forms
StringBuilder sb = new StringBuilder();
for (int i = 0; i < _subtitle.Paragraphs.Count; i++)
{
Bitmap bmp = GenerateImageFromText(_subtitle.Paragraphs[i].Text);
Bitmap bmp = GenerateImageFromTextWithStyle(_subtitle.Paragraphs[i].Text);
string numberString = string.Format("{0:0000}", i + 1);
if (bmp != null)
{
string fileName = Path.Combine(folderBrowserDialog1.SelectedPath, numberString + ".png");
bmp.Save(fileName, System.Drawing.Imaging.ImageFormat.Png);
imagesSavedCount++;
@ -108,33 +107,148 @@ namespace Nikse.SubtitleEdit.Forms
_borderWidth = float.Parse(comboBoxBorderWidth.SelectedItem.ToString());
}
private Bitmap GenerateImageFromText(string text)
//private Bitmap GenerateImageFromText(string text)
//{
// Font font = new System.Drawing.Font(_subtitleFontName, _subtitleFontSize);
// Bitmap bmp = new Bitmap(400, 200);
// Graphics g = Graphics.FromImage(bmp);
// SizeF textSize = g.MeasureString(text, font);
// g.Dispose();
// bmp.Dispose();
// bmp = new Bitmap((int)(textSize.Width * 0.8), (int)(textSize.Height * 0.7));
// g = Graphics.FromImage(bmp);
// if (checkBoxAntiAlias.Checked)
// {
// g.TextRenderingHint = TextRenderingHint.AntiAlias;
// g.SmoothingMode = SmoothingMode.AntiAlias;
// }
// StringFormat sf = new StringFormat();
// sf.Alignment = StringAlignment.Center;
// sf.LineAlignment = StringAlignment.Center;// draw the text to a path
// System.Drawing.Drawing2D.GraphicsPath path = new System.Drawing.Drawing2D.GraphicsPath();
// path.AddString(text, font.FontFamily, 0, font.Size, new Point(bmp.Width / 2, bmp.Height / 2), sf);
// g.FillPath(new SolidBrush(_subtitleColor), path);
// if (_borderWidth > 0)
// g.DrawPath(new Pen(_borderColor, _borderWidth), path);
// g.Dispose();
// return bmp;
//}
private Bitmap GenerateImageFromTextWithStyle(string text)
{
// remove styles for display text (except italic)
text = RemoveSubStationAlphaFormatting(text);
text = text.Replace("<b>", string.Empty);
text = text.Replace("</b>", string.Empty);
text = text.Replace("<B>", string.Empty);
text = text.Replace("</B>", string.Empty);
text = text.Replace("<u>", string.Empty);
text = text.Replace("</u>", string.Empty);
text = text.Replace("<U>", string.Empty);
text = text.Replace("</U>", string.Empty);
text = Logic.Utilities.RemoveHtmlFontTag(text);
Font font = new System.Drawing.Font(_subtitleFontName, _subtitleFontSize);
Bitmap bmp = new Bitmap(400, 200);
Graphics g = Graphics.FromImage(bmp);
SizeF textSize = g.MeasureString(text, font);
SizeF textSize = g.MeasureString("Hj!", font);
var lineHeight = (textSize.Height * 0.64f);
textSize = g.MeasureString(text, font);
g.Dispose();
bmp.Dispose();
bmp = new Bitmap((int)(textSize.Width * 0.8), (int)(textSize.Height * 0.7));
bmp = new Bitmap((int)(textSize.Width * 0.8), (int)(textSize.Height * 0.7)+10);
g = Graphics.FromImage(bmp);
if (checkBoxAntiAlias.Checked)
{
g.TextRenderingHint = TextRenderingHint.AntiAlias;
g.SmoothingMode = SmoothingMode.AntiAlias;
}
StringFormat sf = new StringFormat();
sf.Alignment = StringAlignment.Center;
sf.LineAlignment = StringAlignment.Center;// draw the text to a path
sf.Alignment = StringAlignment.Near;
sf.LineAlignment = StringAlignment.Near;// draw the text to a path
System.Drawing.Drawing2D.GraphicsPath path = new System.Drawing.Drawing2D.GraphicsPath();
path.AddString(text, font.FontFamily, 0, font.Size, new Point(bmp.Width / 2, bmp.Height / 2), sf);
g.FillPath(new SolidBrush(_subtitleColor), path);
// display italic
StringBuilder sb = new StringBuilder();
int i = 0;
bool isItalic = false;
int left = 5;
float top = 5;
bool newLine = false;
while (i < text.Length)
{
if (text.Substring(i).ToLower().StartsWith("<i>"))
{
if (sb.Length > 0)
DrawText(font, sf, path, sb, isItalic, left, top, ref newLine);
isItalic = true;
i += 2;
}
else if (text.Substring(i).ToLower().StartsWith("</i>") && isItalic)
{
DrawText(font, sf, path, sb, isItalic, left, top, ref newLine);
isItalic = false;
i += 3;
}
else if (text.Substring(i).StartsWith(Environment.NewLine))
{
DrawText(font, sf, path, sb, isItalic, left, top, ref newLine);
top += lineHeight;
newLine = true;
i += Environment.NewLine.Length - 1;
}
else
{
sb.Append(text.Substring(i, 1));
}
i++;
}
if (sb.Length > 0)
{
DrawText(font, sf, path, sb, isItalic, left, top, ref newLine);
}
if (_borderWidth > 0)
g.DrawPath(new Pen(_borderColor, _borderWidth), path);
g.FillPath(new SolidBrush(_subtitleColor), path);
g.Dispose();
return bmp;
}
private static void DrawText(Font font, StringFormat sf, System.Drawing.Drawing2D.GraphicsPath path, StringBuilder sb, bool isItalic, int left, float top, ref bool newLine)
{
PointF next = new PointF(left, top);
if (path.PointCount > 0)
next.X = path.GetLastPoint().X;
if (newLine)
{
next.X = 5;
newLine = false;
}
if (isItalic)
path.AddString(sb.ToString(), font.FontFamily, (int)System.Drawing.FontStyle.Italic, font.Size, next, sf);
else
path.AddString(sb.ToString(), font.FontFamily, 0, font.Size, next, sf);
sb.Length = 0;
}
private static string RemoveSubStationAlphaFormatting(string s)
{
int indexOfBegin = s.IndexOf("{");
while (indexOfBegin >= 0 && s.IndexOf("}") > indexOfBegin)
{
int indexOfEnd = s.IndexOf("}");
s = s.Remove(indexOfBegin, (indexOfEnd - indexOfBegin) + 1);
indexOfBegin = s.IndexOf("{");
}
return s;
}
internal void Initialize(Subtitle subtitle)
{
@ -156,7 +270,7 @@ namespace Nikse.SubtitleEdit.Forms
_subtitle = subtitle;
panelColor.BackColor = _subtitleColor;
panelBorderColor.BackColor = _borderColor;
comboBoxBorderWidth.SelectedIndex = 1;
comboBoxBorderWidth.SelectedIndex = 2;
foreach (var x in System.Drawing.FontFamily.Families)
{
@ -177,7 +291,7 @@ namespace Nikse.SubtitleEdit.Forms
SetupImageParameters();
if (subtitleListView1.SelectedItems.Count > 0)
{
var bmp = GenerateImageFromText(_subtitle.Paragraphs[subtitleListView1.SelectedItems[0].Index].Text);
var bmp = GenerateImageFromTextWithStyle(_subtitle.Paragraphs[subtitleListView1.SelectedItems[0].Index].Text);
pictureBox1.Image = bmp;
labelImageResolution.Text = string.Format("{0}x{1}", bmp.Width, bmp.Height);
}