public void PushStyle(TextStyle style, ref Boolean bold, ref Boolean italic)
{
var instance = new TextStyleInstance(style, bold, italic);
StyleStack.Push(instance);
if (style.Font != null)
{
PushFont(style.Font);
}
if (style.Color.HasValue)
{
PushColor(style.Color.Value);
}
if (style.GlyphShaders.Count > 0)
{
foreach (var glyphShader in style.GlyphShaders)
{
PushGlyphShader(glyphShader);
}
}
if (style.Bold.HasValue)
{
bold = style.Bold.Value;
}
if (style.Italic.HasValue)
{
italic = style.Italic.Value;
}
}
private Node CreateGraphNode(Block b)
{
var nl = "\n ";
var model = GenerateTextModel(b);
var stack = new StyleStack(uiPreferences);
var layout = TextViewLayout.AllLines(model, g, defaultFont, stack);
var blockNode = new CfgBlockNode {
Block = b,
TextModel = GenerateTextModel(b),
Layout = layout,
UiPreferences = uiPreferences,
};
var node = graph.AddNode(b.Name);
node.Attr.LabelMargin = 5;
node.UserData = blockNode;
if (useTextEngine)
{
node.Attr.Shape = Shape.DrawFromGeometry;
node.DrawNodeDelegate = blockNode.DrawNode;
node.NodeBoundaryDelegate = blockNode.GetNodeBoundary;
}
else
{
node.Label.FontName = "Lucida Console";
node.Label.FontSize = 10f;
node.LabelText =
b.Name + nl +
string.Join(nl, b.Statements.Select(s => s.Instruction));
}
return(node);
}
public void CountTest()
{
Style root = new Style();
StyleStack target = new StyleStack(root);
Assert.AreEqual(1, target.Count);
Style one = new Style();
target.Push(one);
Assert.AreEqual(2, target.Count);
Style two = new Style();
target.Push(two);
Assert.AreEqual(3, target.Count);
target.Pop();
Assert.AreEqual(2, target.Count);
target.Pop();
Assert.AreEqual(1, target.Count);
target.Pop();
Assert.AreEqual(0, target.Count);
}
public void CloneTest()
{
Style root = new Style();
StyleStack target = new StyleStack(root);
Style one = new Style();
target.Push(one);
Style two = new Style();
target.Push(two);
StyleStack expected = target;
StyleStack actual;
actual = target.Clone();
//pop them off in sequence
Style popped = expected.Pop();
Assert.AreEqual(popped, actual.Pop());
popped = expected.Pop();
Assert.AreEqual(popped, actual.Pop());
popped = expected.Pop();
Assert.AreEqual(popped, actual.Pop());
}
public void Stst_DoubleStyles()
{
styles.Add("style1", new UiStyle
{
Background = new SolidBrush(Color.FromArgb(0x12, 0x34, 0x56))
});
styles.Add("style2", new UiStyle
{
PaddingBottom = 6.0f
});
mr.ReplayAll();
var stst = new StyleStack(uiPrefs);
stst.PushStyle("style1 style2");
var br = stst.GetBackground(Color.Black);
Assert.AreEqual(0x12, br.Color.R);
Assert.AreEqual(0x34, br.Color.G);
Assert.AreEqual(0x56, br.Color.B);
var padding = stst.GetNumber(u => u.PaddingBottom);
Assert.AreEqual(6.0f, padding);
}
public override PDFGraphics CreateGraphics(PDFWriter writer, StyleStack styles, PDFContextBase context)
{
Style full = styles.GetFullStyle(this);
PageSize size = this.GetPageSize(full);
return(PDFGraphics.Create(writer, false, this, DrawingOrigin.TopLeft, size.Size, context));
}
/// <summary>
/// Clears all of the renderer's layout parameter stacks.
/// </summary>
public void ClearLayoutStacks()
{
StyleStack.Clear();
FontStack.Clear();
ColorStack.Clear();
GlyphShaderStack.Clear();
LinkStack.Clear();
}
public void PDFStyleStackConstructorTest()
{
Style root = new Style();
StyleStack target = new StyleStack(root);
Assert.IsNotNull(target);
Assert.IsNotNull(target.Current);
Assert.AreEqual(root, target.Current);
}
public void Stst_Default()
{
var stst = new StyleStack(uiPrefs.Object);
var br = stst.GetBackground(Color.FromArgb(0x12, 0x23, 0x45));
Assert.AreEqual(0x12, br.Color.R);
Assert.AreEqual(0x23, br.Color.G);
Assert.AreEqual(0x45, br.Color.B);
}
public void PopStyle(ref Boolean bold, ref Boolean italic)
{
if (StyleStack.Count > 0)
{
PopStyleScope();
var instance = StyleStack.Pop();
bold = instance.Bold;
italic = instance.Italic;
}
}
/// <summary>
/// Creates a new PDFGraphics context within which drawing to the PDF Surface can take place
/// </summary>
/// <param name="writer">The writer used to write graphical instructions to</param>
/// <param name="styles">The styles of the new graphics context</param>
/// <returns>A newly instantiated graphics context</returns>
public virtual PDFGraphics CreateGraphics(PDFWriter writer, StyleStack styles, PDFContextBase context)
{
if (this.Parent == null)
{
throw RecordAndRaise.NullReference(Errors.InvalidCallToGetGraphicsForStructure);
}
else
{
return(this.Parent.CreateGraphics(writer, styles, context));
}
}
public void Stst_SingleStyle()
{
styles.Add("style1", new UiStyle {
Background = new SolidBrush(Color.FromArgb(0x12, 0x34, 0x56))
});
var stst = new StyleStack(uiPrefs.Object);
stst.PushStyle("style1");
var br = stst.GetBackground(Color.Black);
Assert.AreEqual(0x12, br.Color.R);
Assert.AreEqual(0x34, br.Color.G);
Assert.AreEqual(0x56, br.Color.B);
}
public void CurrentTest()
{
Style root = new Style();
StyleStack target = new StyleStack(root);
Assert.AreEqual(root, target.Current);
Style one = new Style();
target.Push(one);
Assert.AreEqual(one, target.Current);
Style two = new Style();
target.Push(two);
Assert.AreEqual(two, target.Current);
}
/// <summary>
/// Based on the sizeing and style of the last page buids a continuation page that content can flow into
/// </summary>
/// <param name="copyfrom"></param>
/// <returns></returns>
protected virtual PDFLayoutPage BuildContinuationPage(PDFLayoutPage copyfrom, PDFSize size)
{
//Take a reference of the current stack and replace with the page stack from first page
StyleStack orig = this.Context.StyleStack;
this.Context.StyleStack = this.PageStyleStack;
PDFLayoutPage page = this.BuildNewPage(size, copyfrom.PositionOptions, copyfrom.ContentBlock.ColumnOptions, copyfrom.OverflowAction);
//becasue we are a continuation page, we have the same number style, so let's just register it with null
this.DocumentLayout.RegisterPageNumbering(page, null);
this.LayoutPageHeaderAndFooter();
//Restore the context stack with the reference
this.Context.StyleStack = orig;
return(page);
}
public void PopTest()
{
Style root = new Style();
StyleStack target = new StyleStack(root);
Style one = new Style();
target.Push(one);
Style two = new Style();
target.Push(two);
Style expected = two;
Style actual;
actual = target.Pop();
Assert.AreEqual(expected, actual);
expected = one;
actual = target.Pop();
Assert.AreEqual(expected, actual);
expected = root;
actual = target.Pop();
Assert.AreEqual(expected, actual);
try
{
actual = target.Pop();
throw new ArgumentException("Stack should be empty");
}
catch (InvalidOperationException)
{
//Successfully thrown empty stack exception
}
}
public void GetFullStyleTest()
{
Style root = new Style();
root.Background.Color = PDFColors.Red; //Not inherited
root.Font.FontFamily = (PDFFontSelector)"Symbol"; //Font is inherited
root.Font.FontSize = 20; //Font is inherited
StyleStack target = new StyleStack(root);
Style one = new Style();
one.Background.FillStyle = FillType.Pattern; //Background is not inherited
one.Border.Width = 2; //Border is not inherited
one.Font.FontSize = 48; //Font is inherited - override root
target.Push(one);
//last item will always be merged in a full style - actual, not inherited values
Style two = new Style();
two.Border.Color = PDFColors.Lime;
two.Border.Width = 3;
two.Font.FontItalic = true;
target.Push(two);
Label lbl = new Label();
Style actual = target.GetFullStyle(lbl);
Assert.AreEqual("Symbol", actual.Font.FontFamily.FamilyName); //inherited from root
Assert.AreEqual((PDFUnit)48, actual.Font.FontSize); //inherited from one
Assert.AreEqual((PDFUnit)3, actual.Border.Width); //border from two
Assert.AreEqual(PDFColors.Lime, actual.Border.Color); //border from two
Assert.AreEqual(true, actual.Font.FontItalic); //font from two
Assert.AreEqual(PDFColor.Transparent, actual.Background.Color); //not inherited from root
Assert.AreEqual(FillType.None, actual.Background.FillStyle); //not inherited from one
}
//
// private and protected methods
//
#region protected PDFGraphics CreateGraphics(PDFStyleStack styles) + 1 overload
/// <summary>
/// Creates a new PDFGraphics context within which drawing to the PDF Surface can take place
/// </summary>
/// <param name="styles">The styles of the new graphics context</param>
/// <returns>A newly instantiated graphics context</returns>
public PDFGraphics CreateGraphics(StyleStack styles, PDFContextBase context)
{
return(this.CreateGraphics(null, styles, context));
}
protected virtual PDFGraphics CreateGraphics(PDFWriter writer, StyleStack styles, PDFRenderContext context)
{
return(PDFGraphics.Create(writer, false, this, DrawingOrigin.TopLeft, this.Size, context));
}