/// <summary>
/// Measures the given text and returns its size.
/// </summary>
/// <param name="graphics">Graphics context used for the measuring</param>
/// <param name="text">The text to measure</param>
/// <param name="characterStyle">The text's character style</param>
/// <param name="proposedSize">The layout area of the text. Size.Empty means no fitting in area.</param>
/// <param name="paragraphStyle">The paragraph layout of the text</param>
/// <returns></returns>
public static Size MeasureText(Graphics graphics, string text, ICharacterStyle characterStyle, Size proposedSize,
IParagraphStyle paragraphStyle)
{
if (paragraphStyle == null) throw new ArgumentNullException("paragraphStyle");
return MeasureText(graphics, text, ToolCache.GetFont(characterStyle), proposedSize,
ToolCache.GetStringFormat(paragraphStyle));
}
/// <summary>
/// Calculates the current text's area within the given caption bounds.
/// </summary>
public Rectangle CalculateTextBounds(Rectangle captionBounds, ICharacterStyle characterStyle,
IParagraphStyle paragraphStyle, IDisplayService displayService) {
Rectangle textBounds = Rectangle.Empty;
Debug.Assert(characterStyle != null);
Debug.Assert(paragraphStyle != null);
// measure the text size
//if (float.IsNaN(dpiY)) dpiY = gfx.DpiY;
if (displayService != null) {
textBounds.Size = TextMeasurer.MeasureText(displayService.InfoGraphics, string.IsNullOrEmpty(captionText)
? "Ig" : captionText, ToolCache.GetFont(characterStyle), captionBounds.Size, paragraphStyle);
} else textBounds.Size = TextMeasurer.MeasureText(string.IsNullOrEmpty(captionText)
? "Ig" : captionText, ToolCache.GetFont(characterStyle), captionBounds.Size, paragraphStyle);
// clip text bounds if too large
if (textBounds.Width > captionBounds.Width)
textBounds.Width = captionBounds.Width;
if (textBounds.Height > captionBounds.Height)
textBounds.Height = captionBounds.Height;
// set horizontal alignment
switch (paragraphStyle.Alignment) {
case ContentAlignment.BottomLeft:
case ContentAlignment.MiddleLeft:
case ContentAlignment.TopLeft:
textBounds.X = captionBounds.X;
break;
case ContentAlignment.BottomCenter:
case ContentAlignment.MiddleCenter:
case ContentAlignment.TopCenter:
textBounds.X = captionBounds.X + (int)Math.Round((captionBounds.Width - textBounds.Width) / 2f);
break;
case ContentAlignment.BottomRight:
case ContentAlignment.MiddleRight:
case ContentAlignment.TopRight:
textBounds.X = captionBounds.Right - textBounds.Width;
break;
default: Debug.Assert(false, "Unhandled switch case"); break;
}
// set vertical alignment
switch (paragraphStyle.Alignment) {
case ContentAlignment.BottomCenter:
case ContentAlignment.BottomLeft:
case ContentAlignment.BottomRight:
textBounds.Y = captionBounds.Bottom - textBounds.Height;
break;
case ContentAlignment.MiddleCenter:
case ContentAlignment.MiddleLeft:
case ContentAlignment.MiddleRight:
textBounds.Y = captionBounds.Top + (int)Math.Round((captionBounds.Height - textBounds.Height) / 2f);
break;
case ContentAlignment.TopCenter:
case ContentAlignment.TopLeft:
case ContentAlignment.TopRight:
textBounds.Y = captionBounds.Top;
break;
default: Debug.Assert(false, "Unhandled switch case"); break;
}
return textBounds;
}
/// <summary>
/// Measures the given text and returns its size.
/// </summary>
/// <param name="text">The text to measure</param>
/// <param name="characterStyle">The text's character style.</param>
/// <param name="proposedSize">The layout area of the text. Size.Empty means no fitting in area.</param>
/// <param name="paragraphStyle">The paragraph layout of the text</param>
/// <returns></returns>
public static Size MeasureText(string text, ICharacterStyle characterStyle, Size proposedSize,
IParagraphStyle paragraphStyle)
{
using (Graphics graphics = Graphics.FromHwnd(IntPtr.Zero))
return MeasureText(graphics, text, ToolCache.GetFont(characterStyle), proposedSize,
ToolCache.GetStringFormat(paragraphStyle));
}
public static void Compare(IStyleSet designA, IStyleSet designB, int version)
{
foreach (ICapStyle styleA in designA.CapStyles)
{
ICapStyle styleB = designB.CapStyles[styleA.Name];
Compare(styleA, styleB, version);
}
foreach (ICharacterStyle styleA in designA.CharacterStyles)
{
ICharacterStyle styleB = designB.CharacterStyles[styleA.Name];
Compare(styleA, styleB, version);
}
foreach (IColorStyle styleA in designA.ColorStyles)
{
IColorStyle styleB = designB.ColorStyles[styleA.Name];
Compare(styleA, styleB, version);
}
foreach (IFillStyle styleA in designA.FillStyles)
{
IFillStyle styleB = designB.FillStyles[styleA.Name];
Compare(styleA, styleB, version);
}
foreach (ILineStyle styleA in designA.LineStyles)
{
ILineStyle styleB = designB.LineStyles[styleA.Name];
Compare(styleA, styleB, version);
}
foreach (IParagraphStyle styleA in designA.ParagraphStyles)
{
IParagraphStyle styleB = designB.ParagraphStyles[styleA.Name];
Compare(styleA, styleB, version);
}
}
public static void Compare(IStyleSet savedDesign, IStyleSet loadedDesign, int version)
{
foreach (ICapStyle savedStyle in savedDesign.CapStyles)
{
ICapStyle loadedStyle = loadedDesign.CapStyles[savedStyle.Name];
Compare(savedStyle, loadedStyle, version);
}
foreach (ICharacterStyle savedStyle in savedDesign.CharacterStyles)
{
ICharacterStyle loadedStyle = loadedDesign.CharacterStyles[savedStyle.Name];
Compare(savedStyle, loadedStyle, version);
}
foreach (IColorStyle savedStyle in savedDesign.ColorStyles)
{
IColorStyle loadedStyle = loadedDesign.ColorStyles[savedStyle.Name];
Compare(savedStyle, loadedStyle, version);
}
foreach (IFillStyle savedStyle in savedDesign.FillStyles)
{
IFillStyle loadedStyle = loadedDesign.FillStyles[savedStyle.Name];
Compare(savedStyle, loadedStyle, version);
}
foreach (ILineStyle savedStyle in savedDesign.LineStyles)
{
ILineStyle loadedStyle = loadedDesign.LineStyles[savedStyle.Name];
Compare(savedStyle, loadedStyle, version);
}
foreach (IParagraphStyle savedStyle in savedDesign.ParagraphStyles)
{
IParagraphStyle loadedStyle = loadedDesign.ParagraphStyles[savedStyle.Name];
Compare(savedStyle, loadedStyle, version);
}
}
/// <summary>
/// Initializes a new instance of <see cref="T:Dataweb.NShape.WinFormsUI.TextUITypeEditorDialog" />.
/// </summary>
public TextEditorDialog(string text, ICharacterStyle characterStyle)
: this(text) {
if (characterStyle == null) throw new ArgumentNullException("characterStyle");
Font font = ToolCache.GetFont(characterStyle);
textBox.Font = (Font)font.Clone();
font = null;
}
/// <summary>
/// Measures the given text and returns its size.
/// </summary>
/// <param name="text">The text to measure</param>
/// <param name="characterStyle">The text's character style.</param>
/// <param name="proposedSize">The layout area of the text. Size.Empty means no fitting in area.</param>
/// <param name="paragraphStyle">The paragraph layout of the text</param>
/// <returns></returns>
public static Size MeasureText(string text, ICharacterStyle characterStyle, Size proposedSize,
IParagraphStyle paragraphStyle)
{
using (Graphics graphics = Graphics.FromHwnd(IntPtr.Zero))
return(MeasureText(graphics, text, ToolCache.GetFont(characterStyle), proposedSize,
ToolCache.GetStringFormat(paragraphStyle)));
}
/// <summary>
/// Calculates the caption path in the untransformed state.
/// </summary>
/// <param name="layoutX">X coordinate of the layout rectangle</param>
/// <param name="layoutY">Y coordinate of the layout rectangle</param>
/// <param name="layoutW">Width of the layout rectangle</param>
/// <param name="layoutH">Height of the layout rectangle</param>
/// <param name="characterStyle">Character style of the caption</param>
/// <param name="paragraphStyle">Paragraph style of the caption</param>
/// <returns></returns>
public bool CalculatePath(int layoutX, int layoutY, int layoutW, int layoutH, ICharacterStyle characterStyle, IParagraphStyle paragraphStyle) {
if (characterStyle == null) throw new ArgumentNullException("charStyle");
if (paragraphStyle == null) throw new ArgumentNullException("paragraphStyle");
if (string.IsNullOrEmpty(captionText))
return true;
else if (textPath != null /*&& layoutW > 0 && layoutH > 0*/) {
// Collect objects for calculating text layout
Font font = ToolCache.GetFont(characterStyle);
StringFormat formatter = ToolCache.GetStringFormat(paragraphStyle);
Rectangle textBounds = Rectangle.Empty;
textBounds.X = layoutX + paragraphStyle.Padding.Left;
textBounds.Y = layoutY + paragraphStyle.Padding.Top;
textBounds.Width = Math.Max(1, layoutW - paragraphStyle.Padding.Horizontal);
textBounds.Height = Math.Max(1, layoutH - paragraphStyle.Padding.Vertical);
// Create text path
textPath.Reset();
textPath.StartFigure();
textPath.AddString(PathText, font.FontFamily, (int)font.Style, characterStyle.Size, textBounds, formatter);
textPath.CloseFigure();
#if DEBUG_DIAGNOSTICS
if (textPath.PointCount == 0 && PathText.Trim() != string.Empty) {
Size textSize = TextMeasurer.MeasureText(PathText, font, textBounds.Size, paragraphStyle);
Debug.Print("Failed to create TextPath - please check if the caption bounds are too small for the text.");
}
#endif
return true;
}
return false;
}
/// <summary>
/// Calculates the current text's area within the given caption bounds.
/// </summary>
public Rectangle CalculateTextBounds(Rectangle captionBounds, ICharacterStyle characterStyle,
IParagraphStyle paragraphStyle, IDisplayService displayService) {
Rectangle textBounds = Rectangle.Empty;
Debug.Assert(characterStyle != null);
Debug.Assert(paragraphStyle != null);
// measure the text size
//if (float.IsNaN(dpiY)) dpiY = gfx.DpiY;
if (displayService != null) {
textBounds.Size = TextMeasurer.MeasureText(displayService.InfoGraphics, string.IsNullOrEmpty(captionText)
? "Ig" : captionText, ToolCache.GetFont(characterStyle), captionBounds.Size, paragraphStyle);
} else textBounds.Size = TextMeasurer.MeasureText(string.IsNullOrEmpty(captionText)
? "Ig" : captionText, ToolCache.GetFont(characterStyle), captionBounds.Size, paragraphStyle);
// clip text bounds if too large
if (textBounds.Width > captionBounds.Width)
textBounds.Width = captionBounds.Width;
if (textBounds.Height > captionBounds.Height)
textBounds.Height = captionBounds.Height;
// set horizontal alignment
switch (paragraphStyle.Alignment) {
case ContentAlignment.BottomLeft:
case ContentAlignment.MiddleLeft:
case ContentAlignment.TopLeft:
textBounds.X = captionBounds.X;
break;
case ContentAlignment.BottomCenter:
case ContentAlignment.MiddleCenter:
case ContentAlignment.TopCenter:
textBounds.X = captionBounds.X + (int)Math.Round((captionBounds.Width - textBounds.Width) / 2f);
break;
case ContentAlignment.BottomRight:
case ContentAlignment.MiddleRight:
case ContentAlignment.TopRight:
textBounds.X = captionBounds.Right - textBounds.Width;
break;
default: Debug.Assert(false, "Unhandled switch case"); break;
}
// set vertical alignment
switch (paragraphStyle.Alignment) {
case ContentAlignment.BottomCenter:
case ContentAlignment.BottomLeft:
case ContentAlignment.BottomRight:
textBounds.Y = captionBounds.Bottom - textBounds.Height;
break;
case ContentAlignment.MiddleCenter:
case ContentAlignment.MiddleLeft:
case ContentAlignment.MiddleRight:
textBounds.Y = captionBounds.Top + (int)Math.Round((captionBounds.Height - textBounds.Height) / 2f);
break;
case ContentAlignment.TopCenter:
case ContentAlignment.TopLeft:
case ContentAlignment.TopRight:
textBounds.Y = captionBounds.Top;
break;
default: Debug.Assert(false, "Unhandled switch case"); break;
}
return textBounds;
}
/// <override></override>
public override void SetCaptionCharacterStyle(int index, ICharacterStyle characterStyle)
{
base.SetCaptionCharacterStyle(index, characterStyle);
if (autoSize)
{
FitShapeToText();
}
}
/// <ToBeCompleted></ToBeCompleted>
public virtual void SetCaptionCharacterStyle(int index, ICharacterStyle characterStyle)
{
if (index != 0)
{
throw new NShapeException(string.Format("Invalid label index: {0}.", index));
}
CharacterStyle = characterStyle;
}
/// <summary>
/// Measures the given text and returns its size.
/// </summary>
/// <param name="graphics">Graphics context used for the measuring</param>
/// <param name="text">The text to measure</param>
/// <param name="characterStyle">The text's character style</param>
/// <param name="proposedSize">The layout area of the text. Size.Empty means no fitting in area.</param>
/// <param name="paragraphStyle">The paragraph layout of the text</param>
/// <returns></returns>
public static Size MeasureText(Graphics graphics, string text, ICharacterStyle characterStyle, Size proposedSize, IParagraphStyle paragraphStyle)
{
if (paragraphStyle == null)
{
throw new ArgumentNullException("paragraphStyle");
}
return(MeasureText(graphics, text, ToolCache.GetFont(characterStyle), proposedSize, ToolCache.GetStringFormat(paragraphStyle)));
}
/// <summary>
/// Draws the caption.
/// </summary>
public void Draw(Graphics graphics, ICharacterStyle characterStyle, IParagraphStyle paragraphStyle) {
if (graphics == null) throw new ArgumentNullException("graphics");
if (characterStyle == null) throw new ArgumentNullException("charStyle");
if (paragraphStyle == null) throw new ArgumentNullException("paragraphStyle");
if (textPath != null && textPath.PointCount > 0) {
Brush brush = ToolCache.GetBrush(characterStyle.ColorStyle);
graphics.FillPath(brush, textPath);
}
}
public static void Compare(ICharacterStyle savedStyle, ICharacterStyle loadedStyle, int version)
{
CompareBaseStyle(savedStyle, loadedStyle, version);
Compare(savedStyle.ColorStyle, loadedStyle.ColorStyle, version);
Assert.AreEqual <FontFamily>(savedStyle.FontFamily, loadedStyle.FontFamily);
Assert.AreEqual <string>(savedStyle.FontName, loadedStyle.FontName);
Assert.AreEqual <int>(savedStyle.Size, loadedStyle.Size);
Assert.AreEqual <float>(savedStyle.SizeInPoints, loadedStyle.SizeInPoints);
Assert.AreEqual <FontStyle>(savedStyle.Style, loadedStyle.Style);
}
/// <summary>
/// Initializes a new instance of <see cref="T:Dataweb.NShape.WinFormsUI.TextUITypeEditorDialog" />.
/// </summary>
public TextEditorDialog(string text, ICharacterStyle characterStyle)
: this(text) {
if (characterStyle == null)
{
throw new ArgumentNullException("characterStyle");
}
Font font = ToolCache.GetFont(characterStyle);
textBox.Font = (Font)font.Clone();
font = null;
}
public static void Compare(ICharacterStyle styleA, ICharacterStyle styleB, int version)
{
CompareBaseStyle(styleA, styleB, version);
Compare(styleA.ColorStyle, styleB.ColorStyle, version);
Assert.AreEqual <FontFamily>(styleA.FontFamily, styleB.FontFamily);
Assert.AreEqual <string>(styleA.FontName, styleB.FontName);
Assert.AreEqual <int>(styleA.Size, styleB.Size);
Assert.AreEqual <float>(styleA.SizeInPoints, styleB.SizeInPoints);
Assert.AreEqual <FontStyle>(styleA.Style, styleB.Style);
}
/// <summary>
/// Deletes all tools based on the given CharacterStyle.
/// </summary>
private static void NotifyCharacterStyleChanged(ICharacterStyle characterStyle)
{
Debug.Assert(characterStyle != null);
// Delete affected fonts
while (_fontCache.ContainsKey(characterStyle))
{
Font font = _fontCache[characterStyle];
_fontCache.Remove(characterStyle);
font.Dispose();
font = null;
}
}
/// <override></override>
protected override void OnMeasureItem(MeasureItemEventArgs e)
{
if (Items.Count > 0)
{
UpdateMaxItemWidth(e.Graphics, e.Index);
e.ItemWidth = Width;
if (Items[e.Index] is IStyle)
{
switch (styleCategory)
{
case StyleCategory.CapStyle:
e.ItemHeight = ((ICapStyle)Items[e.Index]).CapSize;
break;
case StyleCategory.ColorStyle:
case StyleCategory.FillStyle:
e.ItemHeight = stdItemHeight;
break;
case StyleCategory.CharacterStyle:
ICharacterStyle characterStyle = (ICharacterStyle)Items[e.Index];
Font font = ToolCache.GetFont(characterStyle);
e.ItemHeight = (int)Math.Ceiling(font.GetHeight(e.Graphics));
break;
case StyleCategory.LineStyle:
e.ItemHeight = ((ILineStyle)Items[e.Index]).LineWidth + 4;
break;
case StyleCategory.ParagraphStyle:
e.ItemHeight = dblItemHeight + dblItemHeight;
break;
default:
throw new NShapeException(string.Format("Unexpected enum value '{0}'.", styleCategory));
}
}
// correct calculated Height by the Height of the label's font
float fontSizeInPixels = Font.GetHeight(e.Graphics);
if (fontSizeInPixels > e.ItemHeight)
{
e.ItemHeight = (int)Math.Round(fontSizeInPixels);
}
e.ItemHeight += 4;
if (e.ItemHeight < stdItemHeight)
{
e.ItemHeight = 20;
}
}
}
private void DrawStyleItem(Graphics gfx, Rectangle previewBounds, ICharacterStyle charStyle) {
Brush fontBrush = ToolCache.GetBrush(charStyle.ColorStyle);
Font font = ToolCache.GetFont(charStyle);
int height = Geometry.PointToPixel(charStyle.SizeInPoints, gfx.DpiY);
float scale = Geometry.CalcScaleFactor(height, height, previewBounds.Width, previewBounds.Height);
gfx.ScaleTransform(scale, scale);
RectangleF layoutRect = RectangleF.Empty;
layoutRect.X = 0;
layoutRect.Y = 0;
layoutRect.Width = (float)previewBounds.Width / scale;
layoutRect.Height = (float)previewBounds.Height / scale;
gfx.DrawString(string.Format("{0} {1} pt", charStyle.FontName, charStyle.SizeInPoints),
font, fontBrush, layoutRect, formatter);
}
/// <override></override>
public override void CopyFrom(Shape source)
{
base.CopyFrom(source);
if (source is ICaptionedShape)
{
ICaptionedShape src = (ICaptionedShape)source;
// Copy first caption
ICharacterStyle charStyle = src.GetCaptionCharacterStyle(0);
privateCharacterStyle = (Template != null &&
charStyle == ((ICaptionedShape)Template.Shape).GetCaptionCharacterStyle(0))
? null
: charStyle;
IParagraphStyle paragraphStyle = src.GetCaptionParagraphStyle(0);
privateParagraphStyle = (Template != null &&
paragraphStyle == ((ICaptionedShape)Template.Shape).GetCaptionParagraphStyle(0))
? null
: paragraphStyle;
string txt = src.GetCaptionText(0);
if (!string.IsNullOrEmpty(txt))
{
if (caption == null)
{
caption = new Caption(txt);
}
else
{
caption.Text = txt;
}
}
else
{
caption = null;
}
// Copy remaining captions
int cnt = Math.Min(CaptionCount, src.CaptionCount);
for (int i = 1; i < cnt; ++i)
{
SetCaptionCharacterStyle(i, src.GetCaptionCharacterStyle(i));
SetCaptionParagraphStyle(i, GetCaptionParagraphStyle(i));
SetCaptionText(i, GetCaptionText(i));
}
}
}
/// <override></override>
protected override void LoadFieldsCore(IRepositoryReader reader, int version)
{
base.LoadFieldsCore(reader, 1);
// ILabel members
this.privateCharacterStyle = reader.ReadCharacterStyle();
this.privateParagraphStyle = reader.ReadParagraphStyle();
string txt = reader.ReadString();
if (caption == null) caption = new Caption(txt);
else caption.Text = txt;
}
/// <ToBeCompleted></ToBeCompleted>
public static Font GetFont(ICharacterStyle characterStyle) {
if (characterStyle == null) throw new ArgumentNullException("characterStyle");
Font font = null;
fontCache.TryGetValue(characterStyle, out font);
if (font == null) {
FontFamily fontFamily = characterStyle.FontFamily;
FontStyle style = characterStyle.Style;
// check if the desired FontStyle is available for this particular FontFamily
// Set an available FontStyle if not.
if (fontFamily != null && !fontFamily.IsStyleAvailable(style)) {
if (fontFamily.IsStyleAvailable(FontStyle.Regular)) {
if (fontFamily.IsStyleAvailable(style | FontStyle.Regular))
style |= FontStyle.Regular;
else style = FontStyle.Regular;
} else if (fontFamily.IsStyleAvailable(FontStyle.Bold)) {
if (fontFamily.IsStyleAvailable(style | FontStyle.Bold))
style |= FontStyle.Bold;
else style = FontStyle.Bold;
} else if (fontFamily.IsStyleAvailable(FontStyle.Italic)) {
if (fontFamily.IsStyleAvailable(style | FontStyle.Italic))
style |= FontStyle.Italic;
else style = FontStyle.Italic;
} else if (fontFamily.IsStyleAvailable(FontStyle.Strikeout)) {
if (fontFamily.IsStyleAvailable(style | FontStyle.Strikeout))
style |= FontStyle.Strikeout;
else style = FontStyle.Strikeout;
} else if (fontFamily.IsStyleAvailable(FontStyle.Underline)) {
if (fontFamily.IsStyleAvailable(style | FontStyle.Underline))
style |= FontStyle.Underline;
else style = FontStyle.Underline;
}
}
//font = new Font(fontFamily, characterStyle.SizeInPoints, style, GraphicsUnit.Point);
font = new Font(fontFamily, characterStyle.Size, style, GraphicsUnit.Pixel);
// add font to the FontCache
fontCache.Add(characterStyle, font);
}
return font;
}
private void DrawStyleItem(Graphics gfx, Rectangle previewBounds, ICharacterStyle charStyle) {
Brush fontBrush = ToolCache.GetBrush(charStyle.ColorStyle);
Font font = ToolCache.GetFont(charStyle);
int height = Geometry.PointToPixel(charStyle.SizeInPoints, gfx.DpiY);
float scale = Geometry.CalcScaleFactor(height, height, previewBounds.Width, previewBounds.Height);
gfx.ScaleTransform(scale, scale);
RectangleF layoutRect = RectangleF.Empty;
layoutRect.X = 0;
layoutRect.Y = 0;
layoutRect.Width = (float)previewBounds.Width / scale;
layoutRect.Height = (float)previewBounds.Height / scale;
gfx.DrawString(string.Format("{0} {1} pt", charStyle.FontName, charStyle.SizeInPoints),
font, fontBrush, layoutRect, formatter);
}
public static Shape DrawBox(int Height, int Width, int X, int Y, IFillStyle FillStyle, ILineStyle LineStyle, ICharacterStyle CharacterStyle, IParagraphStyle ParagraphStyle,
String Caption, Object Tag, Char SecurityDomain, Dataweb.NShape.WinFormsUI.Display Display, Dataweb.NShape.Project Project)
{
Box shape;
shape = (Box)Project.ShapeTypes["Box"].CreateInstance();
shape.Height = Height;
shape.Width = Width;
shape.X = X;
shape.Y = Y;
shape.FillStyle = FillStyle;
shape.CharacterStyle = CharacterStyle;
shape.ParagraphStyle = ParagraphStyle;
shape.SetCaptionText(0, Caption);
shape.Tag = Tag;
shape.SecurityDomainName = SecurityDomain;
Display.Diagram.Shapes.Add(shape);
Project.Repository.Insert((Shape)shape, Display.Diagram);
return(shape);
}
/// <ToBeCompleted></ToBeCompleted>
public virtual void SetCaptionCharacterStyle(int index, ICharacterStyle characterStyle)
{
if (index != 0) throw new NShapeException(string.Format("Invalid label index: {0}.", index));
CharacterStyle = characterStyle;
}
private void Construct(IDiagramPresenter owner, ICaptionedShape shape, int captionIndex, string currentText, string newText)
{
if (owner == null) throw new ArgumentNullException("owner");
if (shape == null) throw new ArgumentNullException("shape");
if (captionIndex < 0 || captionIndex >= shape.CaptionCount) throw new ArgumentOutOfRangeException("captionIndex");
// Set control styles
SetStyle(ControlStyles.ResizeRedraw | ControlStyles.SupportsTransparentBackColor, true);
UpdateStyles();
// Set caption / style specific properties
this.owner = owner;
this.shape = shape;
this.captionIndex = captionIndex;
// Set general properties
this.BackColor = Color.Transparent; // Does not matter - see CreateParams()
this.AutoScrollOffset = Point.Empty;
this.ScrollBars = RichTextBoxScrollBars.None;
this.BorderStyle = BorderStyle.None;
// Set Styles here because the ParagraphStyle is needed for resizing
characterStyle = shape.GetCaptionCharacterStyle(captionIndex);
paragraphStyle = shape.GetCaptionParagraphStyle(captionIndex);
// Set base' members
SuspendLayout();
try {
this.WordWrap = paragraphStyle.WordWrap;
this.Font = ToolCache.GetFont(characterStyle);
this.ZoomFactor = owner.ZoomLevel / 100f;
// Get line height
Size textSize = TextRenderer.MeasureText(((IDisplayService)owner).InfoGraphics, "Iq", Font);
owner.DiagramToControl(textSize, out textSize);
lineHeight = textSize.Height;
DoUpdateBounds();
SelectAll();
SelectionAlignment = ConvertToHorizontalAlignment(paragraphStyle.Alignment);
DeselectAll();
} finally {
ResumeLayout();
}
OnPaddingChanged(EventArgs.Empty);
}
/// <ToBeCompleted></ToBeCompleted>
public void SetCaptionCharacterStyle(int index, ICharacterStyle characterStyle)
{
CharacterStyle = characterStyle;
}
/// <override></override>
protected internal override void InitializeToDefault(IStyleSet styleSet)
{
base.InitializeToDefault(styleSet);
w = image.Width;
h = image.Height;
Fit(0, 0, 100, 100);
charStyle = styleSet.CharacterStyles.Normal;
paragraphStyle = styleSet.ParagraphStyles.Title;
fillStyle = styleSet.FillStyles.Transparent;
}
/// <summary>
/// Draws the caption.
/// </summary>
public void Draw(Graphics graphics, ICharacterStyle characterStyle, IParagraphStyle paragraphStyle)
{
if (graphics == null) throw new ArgumentNullException("graphics");
if (characterStyle == null) throw new ArgumentNullException("charStyle");
if (paragraphStyle == null) throw new ArgumentNullException("paragraphStyle");
if (textPath != null && textPath.PointCount > 0) {
Brush brush = ToolCache.GetBrush(characterStyle.ColorStyle);
graphics.FillPath(brush, textPath);
}
}
/// <override></override>
public override void MakePreview(IStyleSet styleSet)
{
base.MakePreview(styleSet);
privateCharacterStyle = styleSet.GetPreviewStyle(CharacterStyle);
privateParagraphStyle = styleSet.GetPreviewStyle(ParagraphStyle);
}
/// <override></override>
protected override void ProcessExecModelPropertyChange(IModelMapping propertyMapping)
{
switch (propertyMapping.ShapePropertyId) {
case PropertyIdColumnBackgroundColorStyle:
privateColumnBackgroundColorStyle = (propertyMapping.GetStyle() as IColorStyle);
Invalidate();
break;
case PropertyIdColumnCharacterStyle:
privateColumnCharacterStyle = (propertyMapping.GetStyle() as ICharacterStyle);
InvalidateDrawCache();
Invalidate();
break;
case PropertyIdColumnParagraphStyle:
privateColumnParagraphStyle = (propertyMapping.GetStyle() as IParagraphStyle);
InvalidateDrawCache();
Invalidate();
break;
default:
base.ProcessExecModelPropertyChange(propertyMapping);
break;
}
}
/// <override></override>
protected override void InitializeToDefault(IStyleSet styleSet)
{
base.InitializeToDefault(styleSet);
privateColumnBackgroundColorStyle = styleSet.ColorStyles.White;
privateColumnCharacterStyle = styleSet.CharacterStyles.Caption;
privateColumnParagraphStyle = styleSet.ParagraphStyles.Label;
Width = 80;
Height = 120;
Text = "Table";
}
/// <override></override>
public override void SetCaptionCharacterStyle(int index, ICharacterStyle characterStyle)
{
if (index < base.CaptionCount)
base.SetCaptionCharacterStyle(index, characterStyle);
else {
int idx = index - 1;
// Create if needed
if (columnCharacterStyles == null)
columnCharacterStyles = new SortedList<int, ICharacterStyle>(1);
// Set private style for a single caption
if (characterStyle != ColumnCharacterStyle) {
if (!columnCharacterStyles.ContainsKey(idx))
columnCharacterStyles.Add(idx, characterStyle);
else columnCharacterStyles[idx] = characterStyle;
} else {
if (columnCharacterStyles != null) {
if (columnCharacterStyles.ContainsKey(idx))
columnCharacterStyles.Remove(idx);
// Delete if not needed any more
if (columnCharacterStyles.Count == 0)
columnCharacterStyles = null;
}
}
}
}
/// <override></override>
public override void MakePreview(IStyleSet styleSet)
{
base.MakePreview(styleSet);
charStyle = styleSet.GetPreviewStyle(CharacterStyle);
paragraphStyle = styleSet.GetPreviewStyle(ParagraphStyle);
fillStyle = styleSet.GetPreviewStyle(FillStyle);
}
/// <override></override>
public override void SetCaptionCharacterStyle(int index, ICharacterStyle characterStyle) {
base.SetCaptionCharacterStyle(index, characterStyle);
if (autoSize) FitShapeToText();
}
/// <override></override>
public override void CopyFrom(Shape source)
{
base.CopyFrom(source);
if (source is ICaptionedShape) {
ICaptionedShape src = (ICaptionedShape)source;
// Copy first caption
ICharacterStyle charStyle = src.GetCaptionCharacterStyle(0);
privateCharacterStyle = (Template != null && charStyle == ((ICaptionedShape)Template.Shape).GetCaptionCharacterStyle(0)) ? null : charStyle;
IParagraphStyle paragraphStyle = src.GetCaptionParagraphStyle(0);
privateParagraphStyle = (Template != null && paragraphStyle == ((ICaptionedShape)Template.Shape).GetCaptionParagraphStyle(0)) ? null : paragraphStyle;
string txt = src.GetCaptionText(0);
if (!string.IsNullOrEmpty(txt)) {
if (caption == null) caption = new Caption(txt);
else caption.Text = txt;
} else caption = null;
// Copy remaining captions
int cnt = Math.Min(CaptionCount, src.CaptionCount);
for (int i = 1; i < cnt; ++i) {
SetCaptionCharacterStyle(i, src.GetCaptionCharacterStyle(i));
SetCaptionParagraphStyle(i, GetCaptionParagraphStyle(i));
SetCaptionText(i, GetCaptionText(i));
}
}
}
/// <summary>
/// Deletes all tools based on the given CharacterStyle.
/// </summary>
private static void NotifyCharacterStyleChanged(ICharacterStyle characterStyle) {
Debug.Assert(characterStyle != null);
while (fontCache.ContainsKey(characterStyle)) {
Font font = fontCache[characterStyle];
fontCache.Remove(characterStyle);
font.Dispose();
font = null;
}
}
/// <override></override>
protected override void LoadFieldsCore(IRepositoryReader reader, int version)
{
base.LoadFieldsCore(reader, version);
fillStyle = reader.ReadFillStyle();
charStyle = reader.ReadCharacterStyle();
paragraphStyle = reader.ReadParagraphStyle();
string txt = reader.ReadString();
if (caption == null) caption = new Caption(txt);
else caption.Text = txt;
w = reader.ReadInt32();
h = reader.ReadInt32();
}
/// <summary>
/// Returns the font specified by the given <see cref="T:Dataweb.NShape.ICharacterStyle"/>.
/// </summary>
/// <param name="characterStyle"></param>
/// <returns></returns>
public static Font GetFont(ICharacterStyle characterStyle)
{
if (characterStyle == null)
{
throw new ArgumentNullException("characterStyle");
}
Font font = null;
if (!_fontCache.TryGetValue(characterStyle, out font))
{
FontFamily fontFamily = characterStyle.FontFamily;
FontStyle style = characterStyle.Style;
// Check if the desired FontStyle is available for this particular FontFamily
// Set an available FontStyle if not.
if (fontFamily != null && !fontFamily.IsStyleAvailable(style))
{
if (fontFamily.IsStyleAvailable(FontStyle.Regular))
{
if (fontFamily.IsStyleAvailable(style | FontStyle.Regular))
{
style |= FontStyle.Regular;
}
else
{
style = FontStyle.Regular;
}
}
else if (fontFamily.IsStyleAvailable(FontStyle.Bold))
{
if (fontFamily.IsStyleAvailable(style | FontStyle.Bold))
{
style |= FontStyle.Bold;
}
else
{
style = FontStyle.Bold;
}
}
else if (fontFamily.IsStyleAvailable(FontStyle.Italic))
{
if (fontFamily.IsStyleAvailable(style | FontStyle.Italic))
{
style |= FontStyle.Italic;
}
else
{
style = FontStyle.Italic;
}
}
else if (fontFamily.IsStyleAvailable(FontStyle.Strikeout))
{
if (fontFamily.IsStyleAvailable(style | FontStyle.Strikeout))
{
style |= FontStyle.Strikeout;
}
else
{
style = FontStyle.Strikeout;
}
}
else if (fontFamily.IsStyleAvailable(FontStyle.Underline))
{
if (fontFamily.IsStyleAvailable(style | FontStyle.Underline))
{
style |= FontStyle.Underline;
}
else
{
style = FontStyle.Underline;
}
}
}
//font = new Font(fontFamily, characterStyle.PointSize, style, GraphicsUnit.Point);
font = new Font(fontFamily, characterStyle.Size, style, GraphicsUnit.Pixel);
// Add font to the FontCache
_fontCache.Add(characterStyle, font);
}
return(font);
}
/// <override></override>
public override void MakePreview(IStyleSet styleSet)
{
base.MakePreview(styleSet);
privateColumnCharacterStyle = styleSet.GetPreviewStyle(ColumnCharacterStyle);
privateColumnParagraphStyle = styleSet.GetPreviewStyle(ColumnParagraphStyle);
privateColumnBackgroundColorStyle = styleSet.GetPreviewStyle(ColumnBackgroundColorStyle);
}
/// <summary>
/// Calculates the caption path in the untransformed state.
/// </summary>
/// <param name="layoutX">X coordinate of the layout rectangle</param>
/// <param name="layoutY">Y coordinate of the layout rectangle</param>
/// <param name="layoutW">Width of the layout rectangle</param>
/// <param name="layoutH">Height of the layout rectangle</param>
/// <param name="characterStyle">Character style of the caption</param>
/// <param name="paragraphStyle">Paragraph style of the caption</param>
/// <returns></returns>
public bool CalculatePath(int layoutX, int layoutY, int layoutW, int layoutH, ICharacterStyle characterStyle,
IParagraphStyle paragraphStyle)
{
if (characterStyle == null) throw new ArgumentNullException("charStyle");
if (paragraphStyle == null) throw new ArgumentNullException("paragraphStyle");
if (string.IsNullOrEmpty(captionText))
return true;
else if (textPath != null /*&& layoutW > 0 && layoutH > 0*/) {
// Collect objects for calculating text layout
Font font = ToolCache.GetFont(characterStyle);
StringFormat formatter = ToolCache.GetStringFormat(paragraphStyle);
Rectangle textBounds = Rectangle.Empty;
textBounds.X = layoutX + paragraphStyle.Padding.Left;
textBounds.Y = layoutY + paragraphStyle.Padding.Top;
textBounds.Width = Math.Max(1, layoutW - paragraphStyle.Padding.Horizontal);
textBounds.Height = Math.Max(1, layoutH - paragraphStyle.Padding.Vertical);
// Create text path
textPath.Reset();
textPath.StartFigure();
textPath.AddString(PathText, font.FontFamily, (int) font.Style, characterStyle.Size, textBounds, formatter);
textPath.CloseFigure();
#if DEBUG_DIAGNOSTICS
if (textPath.PointCount == 0 && PathText.Trim() != string.Empty) {
Size textSize = TextMeasurer.MeasureText(PathText, font, textBounds.Size, paragraphStyle);
Debug.Print("Failed to create TextPath - please check if the caption bounds are too small for the text.");
}
#endif
return true;
}
return false;
}