/// <summary>
/// Creates node list object associated with the text.
/// </summary>
/// <param name="text"></param>
/// <param name="bounds"></param>
/// <returns></returns>
public ProcessedText ProcessText(string text, float maxWidth, QFontAlignment alignment)
{
//TODO: bring justify and alignment calculations in here
maxWidth = TransformWidthToViewport(maxWidth);
var nodeList = new TextNodeList(text);
nodeList.MeasureNodes(fontData, Options);
//we "crumble" words that are two long so that that can be split up
var nodesToCrumble = new List <TextNode>();
foreach (TextNode node in nodeList)
{
if (node.Length >= maxWidth && node.Type == TextNodeType.Word)
{
nodesToCrumble.Add(node);
}
}
foreach (var node in nodesToCrumble)
{
nodeList.Crumble(node, 1);
}
//need to measure crumbled words
nodeList.MeasureNodes(fontData, Options);
var processedText = new ProcessedText();
processedText.textNodeList = nodeList;
processedText.maxWidth = maxWidth;
processedText.alignment = alignment;
return(processedText);
}
/// <summary>
/// Creates node list object associated with the text.
/// </summary>
/// <param name="options">The font render options</param>
/// <param name="text">The text to process</param>
/// <param name="font">The <see cref="QFont"/> to process the text with</param>
/// <param name="maxSize">The maximum size of the processed text</param>
/// <param name="alignment">The text alignment</param>
/// <returns>The processed text</returns>
public static ProcessedText ProcessText(QFont font, QFontRenderOptions options, string text, SizeF maxSize, QFontAlignment alignment)
{
//TODO: bring justify and alignment calculations in here
maxSize.Width = TransformWidthToViewport(maxSize.Width, options);
var nodeList = new TextNodeList(text);
nodeList.MeasureNodes(font.FontData, options);
//we "crumble" words that are two long so that that can be split up
var nodesToCrumble = new List <TextNode>();
foreach (TextNode node in nodeList)
{
if ((!options.WordWrap || node.Length >= maxSize.Width) && node.Type == TextNodeType.Word)
{
nodesToCrumble.Add(node);
}
}
foreach (TextNode node in nodesToCrumble)
{
nodeList.Crumble(node, 1);
}
//need to measure crumbled words
nodeList.MeasureNodes(font.FontData, options);
var processedText = new ProcessedText();
processedText.TextNodeList = nodeList;
processedText.MaxSize = maxSize;
processedText.Alignment = alignment;
return(processedText);
}
/// <summary>
/// Creates node list object associated with the text.
/// </summary>
/// <param name="text"></param>
/// <param name="bounds"></param>
/// <returns></returns>
public ProcessedText ProcessText(string text, RectangleF bounds, QFontAlignment alignment)
{
//TODO: bring justify and alignment calculations in here
var nodeList = new TextNodeList(text);
nodeList.MeasureNodes(fontData, options);
//we "crumble" words that are two long so that that can be split up
var nodesToCrumble = new List <TextNode>();
foreach (TextNode node in nodeList)
{
if (node.Length >= bounds.Width && node.Type == TextNodeType.Word)
{
nodesToCrumble.Add(node);
}
}
foreach (var node in nodesToCrumble)
{
nodeList.Crumble(node, 1);
}
//need to measure crumbled words
nodeList.MeasureNodes(fontData, options);
var processedText = new ProcessedText();
processedText.textNodeList = nodeList;
processedText.bounds = bounds;
processedText.alignment = alignment;
return(processedText);
}
/// <summary>
/// Creates node list object associated with the text.
/// </summary>
/// <param name="text"></param>
/// <param name="bounds"></param>
/// <returns></returns>
public ProcessedText ProcessText(string text, SizeF maxSize, QFontAlignment alignment)
{
//TODO: bring justify and alignment calculations in here
maxSize.Width = TransformWidthToViewport(maxSize.Width);
var nodeList = new TextNodeList(text);
nodeList.MeasureNodes(fontData, Options);
//we "crumble" words that are two long so that that can be split up
var nodesToCrumble = new List<TextNode>();
foreach (TextNode node in nodeList)
if ((!Options.WordWrap || node.Length >= maxSize.Width) && node.Type == TextNodeType.Word)
nodesToCrumble.Add(node);
foreach (var node in nodesToCrumble)
nodeList.Crumble(node, 1);
//need to measure crumbled words
nodeList.MeasureNodes(fontData, Options);
var processedText = new ProcessedText();
processedText.textNodeList = nodeList;
processedText.maxSize = maxSize;
processedText.alignment = alignment;
return processedText;
}
public TextNodeListEnumerator(TextNodeList targetList)
{
this.targetList = targetList;
}
private SizeF PrintOrMeasure(ProcessedText processedText, bool measureOnly, Rectangle clippingRectangle = default(Rectangle))
{
// init values we'll return
float maxMeasuredWidth = 0f;
float xPos = 0f;
float yPos = 0f;
float xOffset = xPos;
float yOffset = yPos;
//make sure fontdata font's options are synced with the actual options
////if (_font.FontData.dropShadowFont != null && _font.FontData.dropShadowFont.Options != this.Options)
////{
//// _font.FontData.dropShadowFont.Options = this.Options;
////}
float maxWidth = processedText.maxSize.Width;
QFontAlignment alignment = processedText.alignment;
//TODO - use these instead of translate when rendering by position (at some point)
TextNodeList nodeList = processedText.textNodeList;
for (TextNode node = nodeList.Head; node != null; node = node.Next)
{
node.LengthTweak = 0f; //reset tweaks
}
if (alignment == QFontAlignment.Right)
{
xOffset -= (float)Math.Ceiling(TextNodeLineLength(nodeList.Head, maxWidth) - maxWidth);
}
else if (alignment == QFontAlignment.Centre)
{
xOffset -= (float)Math.Ceiling(0.5f * TextNodeLineLength(nodeList.Head, maxWidth));
}
else if (alignment == QFontAlignment.Justify)
{
JustifyLine(nodeList.Head, maxWidth);
}
bool atLeastOneNodeCosumedOnLine = false;
float length = 0f;
for (TextNode node = nodeList.Head; node != null; node = node.Next)
{
bool newLine = false;
if (node.Type == TextNodeType.LineBreak)
{
newLine = true;
}
else
{
if (this.Options.WordWrap && SkipTrailingSpace(node, length, maxWidth) && atLeastOneNodeCosumedOnLine)
{
newLine = true;
}
else if (length + node.ModifiedLength <= maxWidth || !atLeastOneNodeCosumedOnLine)
{
atLeastOneNodeCosumedOnLine = true;
if (!measureOnly)
{
RenderWord(xOffset + length, yOffset, node, ref clippingRectangle);
}
length += node.ModifiedLength;
maxMeasuredWidth = Math.Max(length, maxMeasuredWidth);
}
else if (this.Options.WordWrap)
{
newLine = true;
if (node.Previous != null)
{
node = node.Previous;
}
}
else
{
continue; // continue so we still read line breaks even if reached max width
}
}
if (newLine)
{
if (processedText.maxSize.Height > 0 &&
yOffset + LineSpacing - yPos >= processedText.maxSize.Height)
{
break;
}
yOffset += LineSpacing;
xOffset = xPos;
length = 0f;
atLeastOneNodeCosumedOnLine = false;
if (node.Next != null)
{
if (alignment == QFontAlignment.Right)
{
xOffset -= (float)Math.Ceiling(TextNodeLineLength(node.Next, maxWidth) - maxWidth);
}
else if (alignment == QFontAlignment.Centre)
{
xOffset -= (float)Math.Ceiling(0.5f * TextNodeLineLength(node.Next, maxWidth));
}
else if (alignment == QFontAlignment.Justify)
{
JustifyLine(node.Next, maxWidth);
}
}
}
}
LastSize = new SizeF(maxMeasuredWidth, yOffset + LineSpacing - yPos);
return(LastSize);
}
public TextNodeListEnumerator(TextNodeList targetList)
{
this.targetList = targetList;
}
/// <summary>
/// Creates node list object associated with the text.
/// </summary>
/// <param name="text"></param>
/// <param name="bounds"></param>
/// <returns></returns>
public ProcessedText ProcessText(string text, RectangleF bounds, QFontAlignment alignment)
{
//TODO: bring justify and alignment calculations in here
var nodeList = new TextNodeList(text);
nodeList.MeasureNodes(fontData, options);
//we "crumble" words that are two long so that that can be split up
var nodesToCrumble = new List<TextNode>();
foreach (TextNode node in nodeList)
if (node.Length >= bounds.Width && node.Type == TextNodeType.Word)
nodesToCrumble.Add(node);
foreach (var node in nodesToCrumble)
nodeList.Crumble(node, 1);
//need to measure crumbled words
nodeList.MeasureNodes(fontData, options);
var processedText = new ProcessedText();
processedText.textNodeList = nodeList;
processedText.bounds = bounds;
processedText.alignment = alignment;
return processedText;
}
private ProcessedText SafeProcessText(Rectangle clientRectangle, string text, float maxWidth, QFontAlignment alignment)
{
//TODO: bring justify and alignment calculations in here
maxWidth = TransformWidthToViewport(clientRectangle, maxWidth);
var nodeList = new TextNodeList(text);
nodeList.MeasureNodes(fontData, Options);
//we "crumble" words that are two long so that that can be split up
var nodesToCrumble = new List<TextNode>();
foreach (TextNode node in nodeList)
if (node.Length >= maxWidth && node.Type == TextNodeType.Word)
nodesToCrumble.Add(node);
foreach (var node in nodesToCrumble)
nodeList.Crumble(node, 1);
//need to measure crumbled words
nodeList.MeasureNodes(fontData, Options);
var processedText = new ProcessedText();
processedText.textNodeList = nodeList;
processedText.maxWidth = maxWidth;
processedText.alignment = alignment;
return processedText;
}