public TextEditRenderBox(RootGraphic rootgfx,
int width, int height,
bool isMultiLine)
: base(rootgfx, width, height)
{
GlobalCaretController.RegisterCaretBlink(rootgfx);
myCaret = new CaretRenderElement(rootgfx, 2, 17);
myCaret.TransparentForAllEvents = true;
this.MayHasViewport = true;
this.BackgroundColor = Color.White;// Color.Transparent;
this.currentSpanStyle = new TextSpanStyle();
this.currentSpanStyle.FontInfo = rootgfx.DefaultTextEditFontInfo;
textLayer = new EditableTextFlowLayer(this);
internalTextLayerController = new InternalTextLayerController(this, textLayer);
this.isMultiLine = isMultiLine;
if (isMultiLine)
{
textLayer.SetUseDoubleCanvas(false, true);
}
else
{
textLayer.SetUseDoubleCanvas(true, false);
}
this.IsBlockElement = false;
}
public DocActionFormatting(TextSpanStyle textStyle, int startLineNumber, int startCharIndex, int endLineNumber, int endCharIndex)
: base(startLineNumber, startCharIndex)
{
this.textStyle = textStyle;
this.endLineNumber = endLineNumber;
this.endCharIndex = endCharIndex;
}
public TextEditRenderBox(RootGraphic rootgfx,
int width, int height,
bool isMultiLine)
: base(rootgfx, width, height)
{
GlobalCaretController.RegisterCaretBlink(rootgfx);
myCaret = new CaretRenderElement(rootgfx, 2, 17);
myCaret.TransparentForAllEvents = true;
this.MayHasViewport = true;
this.BackgroundColor = Color.White;// Color.Transparent;
this.currentSpanStyle = new TextSpanStyle();
this.currentSpanStyle.FontInfo = rootgfx.DefaultTextEditFontInfo;
textLayer = new EditableTextFlowLayer(this);
internalTextLayerController = new InternalTextLayerController(this, textLayer);
this.isMultiLine = isMultiLine;
if (isMultiLine)
{
textLayer.SetUseDoubleCanvas(false, true);
}
else
{
textLayer.SetUseDoubleCanvas(true, false);
}
this.IsBlockElement = false;
}
public EditableTextRun(RootGraphic gfx, char[] copyBuffer, TextSpanStyle style)
: base(gfx)
{ //check line break?
this.spanStyle = style;
this.mybuffer = copyBuffer;
UpdateRunWidth();
}
public EditableTextRun(RootGraphic gfx, char[] copyBuffer, TextSpanStyle style)
: base(gfx)
{ //check line break?
this.spanStyle = style;
this.mybuffer = copyBuffer;
UpdateRunWidth();
}
public override void CustomDrawToThisCanvas(Canvas canvas, Rectangle updateArea)
{
int bWidth = this.Width;
int bHeight = this.Height;
canvas.FillRectangle(Color.Yellow, updateArea.Left, updateArea.Top, updateArea.Width, updateArea.Height);
if (!this.HasStyle)
{
canvas.DrawText(this.mybuffer, new Rectangle(0, 0, bWidth, bHeight), 0);
}
else
{
TextSpanStyle style = this.SpanStyle;
switch (EvaluateFontAndTextColor(canvas, style))
{
case DIFF_FONT_SAME_TEXT_COLOR:
{
var prevFont = canvas.CurrentFont;
canvas.CurrentFont = style.FontInfo;
canvas.DrawText(this.mybuffer,
new Rectangle(0, 0, bWidth, bHeight),
style.ContentHAlign);
canvas.CurrentFont = prevFont;
}
break;
case DIFF_FONT_DIFF_TEXT_COLOR:
{
var prevFont = canvas.CurrentFont;
var prevColor = canvas.CurrentTextColor;
canvas.CurrentFont = style.FontInfo;
canvas.CurrentTextColor = style.FontColor;
canvas.DrawText(this.mybuffer,
new Rectangle(0, 0, bWidth, bHeight),
style.ContentHAlign);
canvas.CurrentFont = prevFont;
canvas.CurrentTextColor = prevColor;
}
break;
case SAME_FONT_DIFF_TEXT_COLOR:
{
var prevColor = canvas.CurrentTextColor;
canvas.DrawText(this.mybuffer,
new Rectangle(0, 0, bWidth, bHeight),
style.ContentHAlign);
canvas.CurrentTextColor = prevColor;
}
break;
default:
{
canvas.DrawText(this.mybuffer,
new Rectangle(0, 0, bWidth, bHeight),
style.ContentHAlign);
}
break;
}
}
}
public SolidTextRun(char[] copyBuffer, TextSpanStyle style)
{
//check line break?
this.spanStyle = style;
this.mybuffer = copyBuffer;
UpdateRunWidth();
}
public override void SetStyle(TextSpanStyle spanStyle)
{
this.InvalidateGraphics();
this.spanStyle = spanStyle;
this.InvalidateGraphics();
UpdateRunWidth();
}
protected override void OnStartDemo(SampleViewport viewport)
{
textbox = new LayoutFarm.CustomWidgets.TextBox(400, 300, true);
textbox.SetLocation(20, 20);
var style1 = new Text.TextSpanStyle();
style1.FontInfo = new PixelFarm.Drawing.RequestFont("tahoma", 10);
style1.FontColor = new PixelFarm.Drawing.Color(0, 0, 0);
textbox.DefaultSpanStyle = style1;
var textSplitter = new LayoutFarm.CustomWidgets.ContentTextSplitter();
textbox.TextSplitter = textSplitter;
listView = new CustomWidgets.ListView(300, 200);
listView.SetLocation(0, 40);
listView.Visible = false;
//------------------------------------
//create special text surface listener
var textSurfaceListener = new LayoutFarm.Text.TextSurfaceEventListener();
textSurfaceListener.CharacterAdded += (s, e) => UpdateSuggestionList();
textSurfaceListener.CharacterRemoved += (s, e) => UpdateSuggestionList();
textSurfaceListener.PreviewArrowKeyDown += new EventHandler <Text.TextDomEventArgs>(textSurfaceListener_PreviewArrowKeyDown);
textSurfaceListener.PreviewEnterKeyDown += new EventHandler <Text.TextDomEventArgs>(textSurfaceListener_PreviewEnterKeyDown);
textbox.TextEventListener = textSurfaceListener;
//------------------------------------
viewport.AddContent(textbox);
viewport.AddContent(listView);
//------------------------------------
BuildSampleCountryList();
}
protected override void OnStartDemo(SampleViewport viewport)
{
var textbox1 = new LayoutFarm.CustomWidgets.TextBox(400, 100, true);
var style1 = new Text.TextSpanStyle();
style1.FontInfo = new PixelFarm.Drawing.RequestFont("tahoma", 18);
//test with various font style
style1.FontColor = new PixelFarm.Drawing.Color(255, 0, 0);
textbox1.DefaultSpanStyle = style1;
viewport.AddContent(textbox1);
//-------------------
//this version we need to set a style font each textbox
var textbox2 = new LayoutFarm.CustomWidgets.TextBox(400, 500, true);
var style2 = new Text.TextSpanStyle();
style2.FontInfo = new PixelFarm.Drawing.RequestFont("tahoma", 10);
style2.FontColor = new PixelFarm.Drawing.Color(0, 0, 0);
textbox2.DefaultSpanStyle = style2;
textbox2.SetLocation(20, 120);
viewport.AddContent(textbox2);
var textSplitter = new ContentTextSplitter();
textbox2.TextSplitter = textSplitter;
textbox2.Text = "Hello World!";
}
static int EvaluateFontAndTextColor(DrawBoard canvas, TextSpanStyle spanStyle)
{
var font = spanStyle.FontInfo;
var color = spanStyle.FontColor;
var currentTextFont = canvas.CurrentFont;
var currentTextColor = canvas.CurrentTextColor;
if (font != null && font != currentTextFont)
{
if (currentTextColor != color)
{
return(DIFF_FONT_DIFF_TEXT_COLOR);
}
else
{
return(DIFF_FONT_SAME_TEXT_COLOR);
}
}
else
{
if (currentTextColor != color)
{
return(SAME_FONT_DIFF_TEXT_COLOR);
}
else
{
return(SAME_FONT_SAME_TEXT_COLOR);
}
}
}
static int EvaluateFontAndTextColor(TextSpanStyle spanStyle)
{
return(1);
//var font = spanStyle.FontInfo;
//var currentTextFont = canvas.CurrentFont;
//var currentTextColor = canvas.CurrentTextColor;
//if (font != null && font != currentTextFont)
//{
// if (currentTextColor != color)
// {
// return DIFF_FONT_DIFF_TEXT_COLOR;
// }
// else
// {
// return DIFF_FONT_SAME_TEXT_COLOR;
// }
//}
//else
//{
// if (currentTextColor != color)
// {
// return SAME_FONT_DIFF_TEXT_COLOR;
// }
// else
// {
// return SAME_FONT_SAME_TEXT_COLOR;
// }
//}
}
protected override void OnStartDemo(SampleViewport viewport)
{
textbox = new LayoutFarm.CustomWidgets.TextBox(400, 300, true);
textbox.SetLocation(20, 20);
var style1 = new Text.TextSpanStyle();
style1.FontInfo = new PixelFarm.Drawing.RequestFont("tahoma", 10);
style1.FontColor = new PixelFarm.Drawing.Color(0, 0, 0);
textbox.DefaultSpanStyle = style1;
var textSplitter = new CustomWidgets.ContentTextSplitter();
textbox.TextSplitter = textSplitter;
sgBox = new SuggestionWindowMx(300, 200);
sgBox.UserConfirmSelectedItem += new EventHandler(sgBox_UserConfirmSelectedItem);
sgBox.ListItemKeyboardEvent += new EventHandler <UIKeyEventArgs>(sgBox_ListItemKeyboardEvent);
sgBox.Hide();
//------------------------------------
//create special text surface listener
var textSurfaceListener = new LayoutFarm.Text.TextSurfaceEventListener();
textSurfaceListener.CharacterAdded += (s, e) => UpdateSuggestionList();
textSurfaceListener.CharacterRemoved += (s, e) => UpdateSuggestionList();
textSurfaceListener.PreviewArrowKeyDown += new EventHandler <Text.TextDomEventArgs>(textSurfaceListener_PreviewArrowKeyDown);
textSurfaceListener.PreviewEnterKeyDown += new EventHandler <Text.TextDomEventArgs>(textSurfaceListener_PreviewEnterKeyDown);
textbox.TextEventListener = textSurfaceListener;
//------------------------------------
viewport.AddContent(textbox);
viewport.AddContent(sgBox.GetPrimaryUI());
//------------------------------------
BuildSampleCountryList();
}
public void DoFormatSelection(TextSpanStyle textStyle)
{
int startLineNum = textLineWriter.LineNumber;
int startCharIndex = textLineWriter.CharIndex;
SplitSelectedText();
VisualSelectionRange selRange = SelectionRange;
if (selRange != null)
{
foreach (EditableRun r in selRange.GetPrintableTextRunIter())
{
r.SetStyle(textStyle);
}
this.updateJustCurrentLine = selectionRange.IsOnTheSameLine;
CancelSelect();
CharIndex++;
CharIndex--;
}
}
int[] glyphPositions = null; //TODO: review here-> change this to caret stop position
public EditableTextRun(char[] copyBuffer, TextSpanStyle style)
{
//we need font info (in style) for evaluating the size fo this span
//without font info we can't measure the size of this span
this.spanStyle = style;
this.mybuffer = copyBuffer;
UpdateRunWidth();
}
public EditableTextRun(RootGraphic gfx, char[] copyBuffer, TextSpanStyle style)
: base(gfx)
{
//we need font info (in style) for evaluating the size fo this span
//without font info we can't measure the size of this span
this.spanStyle = style;
SetNewContent(copyBuffer);
UpdateRunWidth();
}
public override void SetStyle(TextSpanStyle spanStyle)
{
//some content or style
//change the apperance/ size
//it need to invalidate graphic
//this.InvalidateGraphics();
this.spanStyle = spanStyle;
//this.InvalidateGraphics();
UpdateRunWidth();
}
public SolidTextRun(char c, TextSpanStyle style)
{
mybuffer = new char[] { c };
if (c == '\n')
{
this.IsLineBreak = true;
}
//check line break?
UpdateRunWidth();
}
public SolidTextRun(RootGraphic gfx, char c, TextSpanStyle style)
: base(gfx)
{
mybuffer = new char[] { c };
if (c == '\n')
{
this.IsLineBreak = true;
}
//check line break?
UpdateRunWidth();
}
public EditableTextRun(RootGraphic gfx, char c, TextSpanStyle style)
: base(gfx)
{
this.spanStyle = style;
mybuffer = new char[] { c };
if (c == '\n')
{
this.IsLineBreak = true;
}
//check line break?
UpdateRunWidth();
}
public EditableTextRun(char c, TextSpanStyle style)
{
this.spanStyle = style;
mybuffer = new char[] { c };
if (c == '\n')
{
//TODO: review line break span
this.IsLineBreak = true;
}
//check line break?
UpdateRunWidth();
}
public override void SetStyle(TextSpanStyle spanStyle)
{
//TODO: review this again
//update style may affect the 'visual' layout of the span
//the span may expand large or shrink down
//so we invalidate graphics area pre and post
this.InvalidateGraphics();
this.spanStyle = spanStyle;
this.InvalidateGraphics();
UpdateRunWidth();
}
public EditableTextRun(RootGraphic gfx, char c, TextSpanStyle style)
: base(gfx)
{
this.spanStyle = style;
SetNewContent(new char[] { c });
if (c == '\n')
{
//TODO: review line break span
this.IsLineBreak = true;
}
//check line break?
UpdateRunWidth();
}
protected override void OnStartDemo(SampleViewport viewport)
{
var textbox1 = new LayoutFarm.CustomWidgets.TextBox(400, 100, true);
var style1 = new Text.TextSpanStyle();
style1.FontInfo = new PixelFarm.Drawing.RequestFont("tahoma", 10);// viewport.P.GetFont("tahoma", 10, PixelFarm.Drawing.FontStyle.Regular);
textbox1.DefaultSpanStyle = style1;
viewport.AddContent(textbox1);
var textbox2 = new LayoutFarm.CustomWidgets.TextBox(400, 500, true);
textbox2.SetLocation(20, 120);
viewport.AddContent(textbox2);
var textSplitter = new ContentTextSplitter();
textbox2.TextSplitter = textSplitter;
textbox2.Text = "Hello World!";
}
public static TextSpanStyle CreateNewStyle(Color color)
{
if (color != Color.Empty)
{
TextSpanStyle simpleBeh = new TextSpanStyle();
// simpleBeh.SharedBgColorBrush = new ArtSolidBrush(color);
return simpleBeh;
}
else
{
TextSpanStyle simpleBeh = new TextSpanStyle();
//simpleBeh.SharedBgColorBrush = new ArtSolidBrush(color);
return simpleBeh;
}
}
public static TextSpanStyle CreateNewStyle(Color color)
{
if (color != Color.Empty)
{
TextSpanStyle simpleBeh = new TextSpanStyle();
// simpleBeh.SharedBgColorBrush = new ArtSolidBrush(color);
return(simpleBeh);
}
else
{
TextSpanStyle simpleBeh = new TextSpanStyle();
//simpleBeh.SharedBgColorBrush = new ArtSolidBrush(color);
return(simpleBeh);
}
}
public SolidTextRun(string str, TextSpanStyle style)
{
if (str != null && str.Length > 0)
{
mybuffer = str.ToCharArray();
if (mybuffer.Length == 1 && mybuffer[0] == '\n')
{
this.IsLineBreak = true;
}
UpdateRunWidth();
}
else
{
throw new Exception("string must be null or zero length");
}
}
public SolidTextRun(RootGraphic gfx, string str, TextSpanStyle style)
: base(gfx)
{
if (str != null && str.Length > 0)
{
mybuffer = str.ToCharArray();
if (mybuffer.Length == 1 && mybuffer[0] == '\n')
{
this.IsLineBreak = true;
}
UpdateRunWidth();
}
else
{
throw new Exception("string must be null or zero length");
}
}
public EditableTextRun(RootGraphic gfx, string str, TextSpanStyle style)
: base(gfx)
{
this.spanStyle = style;
if (str != null && str.Length > 0)
{
mybuffer = str.ToCharArray();
if (mybuffer.Length == 1 && mybuffer[0] == '\n')
{
this.IsLineBreak = true;
}
UpdateRunWidth();
}
else
{
throw new Exception("string must be null or zero length");
}
}
protected PixelFarm.Drawing.RequestFont GetFont()
{
if (!HasStyle)
{
return(this.Root.DefaultTextEditFontInfo);
}
else
{
TextSpanStyle spanStyle = this.SpanStyle;
if (spanStyle.FontInfo != null)
{
return(spanStyle.FontInfo);
}
else
{
return(this.Root.DefaultTextEditFontInfo);
}
}
}
protected override void OnStartDemo(SampleViewport viewport)
{
var textbox1 = new LayoutFarm.CustomWidgets.TextBox(400, 100, true);
var style1 = new Text.TextSpanStyle();
style1.FontInfo = viewport.P.GetFont("tahoma", 10, PixelFarm.Drawing.FontStyle.Regular);
textbox1.DefaultSpanStyle = style1;
viewport.AddContent(textbox1);
var textbox2 = new LayoutFarm.CustomWidgets.TextBox(400, 500, true);
textbox2.SetLocation(20, 120);
viewport.AddContent(textbox2);
var textSplitter = new Composers.ContentTextSplitter();
textbox2.TextSplitter = textSplitter;
textbox2.Text = "Hello World!";
}
protected FontInfo GetFontInfo()
{
if (!HasStyle)
{
return(this.Root.DefaultTextEditFontInfo);
}
else
{
TextSpanStyle spanStyle = this.SpanStyle;
if (spanStyle.FontInfo != null)
{
return(spanStyle.FontInfo);
}
else
{
return(this.Root.DefaultTextEditFontInfo);
}
}
}
protected RequestFont GetFont()
{
if (!HasStyle)
{
return(this.Root.DefaultTextEditFontInfo);
}
else
{
TextSpanStyle spanStyle = this.SpanStyle;
if (spanStyle.FontInfo != null)
{
return(spanStyle.FontInfo);
}
else
{
//TODO: review here
return(this.Root.DefaultTextEditFontInfo);
}
}
}
public EditableTextRun(RootGraphic gfx, string str, TextSpanStyle style)
: base(gfx)
{
this.spanStyle = style;
if (str != null && str.Length > 0)
{
SetNewContent(str.ToCharArray());
//special treament
if (mybuffer.Length == 1 && mybuffer[0] == '\n')
{
this.IsLineBreak = true;
}
UpdateRunWidth();
}
else
{
//TODO: review here
throw new Exception("string must be null or zero length");
}
}
protected RequestFont GetFont()
{
if (!HasStyle)
{
return(FontService1.DefaultFont);
//return this.Root.DefaultTextEditFontInfo;
}
else
{
TextSpanStyle spanStyle = this.SpanStyle;
if (spanStyle.FontInfo != null)
{
return(spanStyle.FontInfo);
}
else
{
return(FontService1.DefaultFont);
//return this.Root.DefaultTextEditFontInfo;
}
}
}
public void AddUnformattedStringToCurrentLine(string str, TextSpanStyle initTextSpanStyle)
{
//this should be a text-service work ***
using (System.IO.StringReader reader = new System.IO.StringReader(str))
{
string line = reader.ReadLine();
List <EditableTextRun> runs = new List <EditableTextRun>();
RootGraphic root = visualTextSurface.Root;
int lineCount = 0;
while (line != null)
{
if (lineCount > 0)
{
runs.Add(new EditableTextRun(root, '\n', initTextSpanStyle));
}
runs.Add(new EditableTextRun(root, line, initTextSpanStyle));
line = reader.ReadLine();
lineCount++;
}
AddTextRunsToCurrentLine(runs.ToArray());
}
}
static int EvaluateFontAndTextColor(Canvas canvas, TextSpanStyle spanStyle)
{
var font = spanStyle.FontInfo;
var color = spanStyle.FontColor;
var currentTextFont = canvas.CurrentFont;
var currentTextColor = canvas.CurrentTextColor;
if (font != null && font != currentTextFont)
{
if (currentTextColor != color)
{
return DIFF_FONT_DIFF_TEXT_COLOR;
}
else
{
return DIFF_FONT_SAME_TEXT_COLOR;
}
}
else
{
if (currentTextColor != color)
{
return SAME_FONT_DIFF_TEXT_COLOR;
}
else
{
return SAME_FONT_SAME_TEXT_COLOR;
}
}
}
//-------------------- public abstract void SetStyle(TextSpanStyle spanStyle);
public override RenderElement GetPrimaryRenderElement(RootGraphic rootgfx)
{
if (textEditRenderElement == null)
{
var tbox = new TextEditRenderBox(rootgfx, this.Width, this.Height, _multiline);
tbox.SetLocation(this.Left, this.Top);
tbox.HasSpecificSize = true;
if (this.defaultSpanStyle.IsEmpty())
{
this.defaultSpanStyle = new TextSpanStyle();
this.defaultSpanStyle.FontInfo = rootgfx.DefaultTextEditFontInfo;
tbox.CurrentTextSpanStyle = this.defaultSpanStyle;
}
else
{
tbox.CurrentTextSpanStyle = this.defaultSpanStyle;
}
tbox.BackgroundColor = this.backgroundColor;
tbox.SetController(this);
if (this.textSurfaceListener != null)
{
tbox.TextSurfaceListener = textSurfaceListener;
}
this.textEditRenderElement = tbox;
if (userTextContent != null)
{
this.Text = userTextContent;
userTextContent = null;//clear
}
}
return textEditRenderElement;
}
public override void SetStyle(TextSpanStyle spanStyle)
{
this.InvalidateGraphics();
this.spanStyle = spanStyle;
this.InvalidateGraphics();
UpdateRunWidth();
}
public void DoFormatSelection(TextSpanStyle textStyle)
{
int startLineNum = textLineWriter.LineNumber;
int startCharIndex = textLineWriter.CharIndex;
SplitSelectedText();
VisualSelectionRange selRange = SelectionRange;
if (selRange != null)
{
foreach (EditableRun r in selRange.GetPrintableTextRunIter())
{
r.SetStyle(textStyle);
}
this.updateJustCurrentLine = selectionRange.IsOnTheSameLine;
CancelSelect();
CharIndex++;
CharIndex--;
}
}
public DocActionFormatting(TextSpanStyle textStyle, int startLineNumber, int startCharIndex, int endLineNumber, int endCharIndex)
: base(startLineNumber, startCharIndex)
{
this.textStyle = textStyle;
this.endLineNumber = endLineNumber;
this.endCharIndex = endCharIndex;
}
