void PaintOutBox(IPen pen, Topic topic, RenderArgs e, int round)
{
Rectangle rect = topic.Bounds;
rect.Inflate(OutBoxSpace, OutBoxSpace);
//GraphicsPath gp = PaintHelper.GetRoundRectangle(rect, round);
//e.Graphics.DrawPath(pen, gp);
e.Graphics.DrawRoundRectangle(pen, rect, round);
}
public void PaintTopics(IEnumerable <Topic> topics, RenderArgs e)
{
if (topics.IsNullOrEmpty())
{
return;
}
foreach (var topic in topics)
{
var pt = topic.Location;
e.Graphics.TranslateTransform(pt.X, pt.Y);
_PaintNode(topic, e);
e.Graphics.TranslateTransform(-pt.X, -pt.Y);
}
}
void PaintNodeShadow(Topic topic, RenderArgs e, int round)
{
if (ShadowSize > 0)
{
Shape shaper = Shape.GetShaper(topic.Style.Shape, round);
Rectangle rect = topic.Bounds;
rect.Offset(ShadowSize, ShadowSize);
//GraphicsPath gpShadow = shaper.GetShape(new Rectangle(rect.Left + ShadowSize, rect.Top + ShadowSize, rect.Width, rect.Height), 0);
//PT.GetRoundRectangle(new Rectangle(rect.Left + ShadowSize, rect.Top + ShadowSize, rect.Width, rect.Height), round);
//args.Graphics.FillPath(BrushNodeShadow, gpShadow);
Color color;
if (e.Mode == RenderMode.UserInface)
{
if (topic.Style.BackColor.IsEmpty)
{
color = PaintHelper.GetDarkColor(topic.MindMap.NodeBackColor, 0.5);
}
else
{
color = PaintHelper.GetDarkColor(topic.Style.BackColor, 0.5);
}
//e.Graphics.FillPath(new SolidBrush(Color.FromArgb(150, color)), gpShadow);
shaper.Fill(e.Graphics, e.Graphics.SolidBrush(Color.FromArgb(150, color)), rect);
}
else // for print
{
if (topic.Style.BackColor.IsEmpty)
{
color = PaintHelper.GetDarkColor(topic.MindMap.NodeBackColor);
}
else
{
color = PaintHelper.GetDarkColor(topic.Style.BackColor);
}
//e.Graphics.FillPath(new SolidBrush(color), gpShadow);
shaper.Fill(e.Graphics, e.Graphics.SolidBrush(color), rect);
}
shaper.Dispose();
}
}
void PaintLinkLines(Topic topic, RenderArgs e)
{
// links
foreach (Link link in topic.Links)
{
if (link.Visible)
{
PaintLinkLine(link, e);
}
}
if (!topic.Children.IsEmpty && !topic.Folded)
{
foreach (Topic subTopic in topic.Children)
{
PaintLinkLines(subTopic, e);
}
}
}
public void Paint(MindMap map, RenderArgs args)
{
if (map == null)
{
throw new ArgumentNullException();
}
ResetObjects(args.Graphics, map);
//PaintBackground(map, args);
if (map.Root != null)
{
Liner = LayoutManage.GetLiner(map.LayoutType);
//GenerateFoldingButtonImage(map);
PaintNode(map.Root, args);
PaintLinkLines(map.Root, args);
}
}
/*public override void ExportImage(string filename, string typeMime)
* {
* ChartsExportEngine engine = ChartsExportEngine.GetEngine(typeMime);
* if (engine == null)
* {
* this.ShowMessage("The format is not supported", MessageBoxIcon.Error);
* }
* else
* {
* engine.Export(this, filename);
* }
* }*/
public Image GenerateImage(RenderMode renderMode, bool transparentBackground)
{
Bitmap bmp = new Bitmap(OriginalContentSize.Width, OriginalContentSize.Height);
using (Graphics grf = Graphics.FromImage(bmp))
{
PaintHelper.SetHighQualityRender(grf);
if (!transparentBackground)
{
grf.Clear(ChartBackColor);
}
if (Render != null && Map != null)
{
RenderArgs args = new RenderArgs(renderMode, grf, this, ChartBox.DefaultChartFont);
Render.Paint(Map, args);
}
grf.Dispose();
}
return(bmp);
}
// 坐标已经转换, 原点为Topic.Left/Top
void PaintNodeBackground(Topic topic, RenderArgs e)
{
var grf = e.Graphics;
var rect = new Rectangle(Point.Empty, topic.Bounds.Size);
bool hover = false;
bool select = false;
bool active = false;
if (e.Mode == RenderMode.UserInface && e.View != null)
{
hover = e.View.HoverObject != null && e.View.HoverObject.Topic == topic && !e.View.HoverObject.IsFoldingButton;
select = topic.Selected;
active = topic == e.View.SelectedTopic;
}
Shape shaper = Shape.GetShaper(topic.Style.Shape, topic.Style.RoundRadius);
// draw shadow
//if (ShadowSize != 0)// && hover)
// PaintNodeShadow(topic, e, round);
// draw background
Color backColor = topic.Style.BackColor;
if (backColor.IsEmpty)
{
backColor = e.Chart.NodeBackColor;
}
var ft = FillType.GetFillType(topic.Style.FillType);
IBrush brushBack = ft.CreateBrush(e.Graphics, backColor, rect);
//IBrush brushBack;
//if (!topic.Style.BackColor.IsEmpty)
//{
// brushBack = e.Graphics.SolidBrush(topic.Style.BackColor);
//}
//else
//{
// brushBack = topic.IsRoot ? BrushRootNodeBack : BrushNodeBack;
//}
shaper.Fill(e.Graphics, brushBack, rect);
// draw border
if (hover)
{
shaper.DrawBorder(e.Graphics, PenNodeBorderHover, rect);
}
else
{
if (topic.Style.BorderColor.IsEmpty)
{
shaper.DrawBorder(e.Graphics, PenNodeBorder, rect);
}
else
{
shaper.DrawBorder(e.Graphics, e.Graphics.Pen(topic.Style.BorderColor, PenNodeBorder.Width), rect);
}
}
if (active || select)
{
//Pen pen = active ? PenNodeBorderActive : PenNodeBorderSelect;
//Rectangle rectOut = rect;
//rectOut.Inflate(OutBoxSpace, OutBoxSpace);
//shaper.DrawOutBox(e.Graphics, pen, rect, OutBoxSpace);
DrawSelectRectangle(e.Graphics, e.Chart.SelectColor, rect);
}
shaper.Dispose();
}
// 坐标已经转换, 原点为 Topic.Left/Top
void _PaintNode(Topic topic, RenderArgs e)
{
var style = topic.Style;
var font = style.Font != null?e.Graphics.Font(style.Font) : e.Font;
// draw background
PaintNodeBackground(topic, e);
// calculate paint bounds
var rect = new Rectangle(Point.Empty, topic.Bounds.Size); // 修改参照原点
rect = rect.Inflate(style.Padding);
// widgets
foreach (var widget in topic.Widgets)
{
//if (!widget.Visible)
// continue;
widget.Paint(e);
if (widget.Selectable && widget.Selected)
{
DrawSelectRectangle(e.Graphics, e.Chart.SelectColor, widget.Bounds);
}
}
// draw text
if (!string.IsNullOrEmpty(topic.Text))
{
var rectText = topic.TextBounds;
//rectText.Offset(topic.Left, topic.Top); // 原点已经在调用时转换
IBrush brushFore = style.ForeColor.IsEmpty ? BrushNodeFore : (e.Graphics.SolidBrush(style.ForeColor));
var sf = PaintHelper.SFCenter;
if (e.Mode == RenderMode.Print && !topic.CustomWidth.HasValue)
{
sf.FormatFlags |= StringFormatFlags.NoWrap;
sf.Trimming = StringTrimming.None;
}
switch (topic.TextAlignment)
{
case HorizontalAlignment.Left:
sf.Alignment = StringAlignment.Near;
break;
case HorizontalAlignment.Right:
sf.Alignment = StringAlignment.Far;
break;
}
var font2 = font;
if (!string.IsNullOrEmpty(topic.Hyperlink))
{
font2 = e.Graphics.Font(font, font.Style | FontStyle.Underline);
}
e.Graphics.DrawString(topic.Text, font2, brushFore, rectText, sf);
}
// draw remark icon
if (e.ShowRemarkIcon && topic.HaveRemark)
{
var iconRemark = Properties.Resources.note_small;
var rectRemark = topic.RemarkIconBounds;
e.Graphics.DrawImage(iconRemark, rectRemark, 0, 0, iconRemark.Width, iconRemark.Height);
}
}
void PaintNode(Topic topic, RenderArgs e)
{
if (topic.Bounds.IsEmpty)
{
return;
}
var rect = topic.Bounds;
if (topic.Lines.Count > 0)
{
if (Liner is BezierLine)
{
((BezierLine)Liner).IsRoot = topic.IsRoot;
}
else if (Liner is HandPaintLine)
{
((HandPaintLine)Liner).IsRoot = topic.IsRoot;
}
LineAnchor sla = LineAnchor.None;
LineAnchor ela = e.ShowLineArrowCap ? LineAnchor.Arrow : LineAnchor.None;
foreach (var line in topic.Lines)
{
if (line.Target == null)
{
continue;
}
var rectFrom = line.BeginRectangle;
var rectTo = line.EndRectangle;// line.Target.Bounds;
//if (e.Layouter != null)
// e.Layouter.AdjustLineRect(line, topic, ref rectFrom, ref rectTo);
var linePen = PenLine;
if (!line.Target.Style.LineColor.IsEmpty)
{
linePen = GetLinePen(e.Graphics, e.Chart.LineWidth, line.Target.Style.LineColor);
}
Liner.DrawLine(e.Graphics, linePen, topic.Style.Shape, line.Target.Style.Shape,
rectFrom, rectTo, line.BeginSide, line.EndSide, sla, ela);
}
}
PaintTopic(topic, e);
// draw children
if (!topic.Children.IsEmpty)
{
if (!topic.Folded)
{
foreach (Topic subTopic in topic.Children)
{
PaintNode(subTopic, e);
}
}
if (!topic.IsRoot)
{
bool hover = e.Mode == RenderMode.UserInface &&
e.View != null &&
!e.View.HoverObject.IsEmpty &&
e.View.HoverObject.IsFoldingButton &&
e.View.HoverObject.Topic == topic;
PaintFoldingButton(topic, e, topic.Folded, hover);
}
}
}
public void Draw(PaintEventArgs e)
{
//System.Diagnostics.Debug.WriteLine("Draw");
if (Bounds.IsEmpty || Topics.IsNullOrEmpty() || OwnerView == null)
{
return;
}
//e.Graphics.DrawRectangle(Pens.Blue, Bounds.X, Bounds.Y, Bounds.Width - 1, Bounds.Height - 1);
if (ObjectImage == null)
{
ObjectImage = new Bitmap(Bounds.Width, Bounds.Height);
using (Graphics grfImg = Graphics.FromImage(ObjectImage))
{
if (!Topics.IsNullOrEmpty())
{
PaintHelper.SetHighQualityRender(grfImg);
//grfImg.DrawRectangle(Pens.Red, 0, 0, Bounds.Width - 1, Bounds.Height - 1);
//grfImg.TranslateTransform( Bounds.X - StartBounds.X, Bounds.Y - StartBounds.Y);
grfImg.TranslateTransform(-LogicLocation.X + Padding, -LogicLocation.Y + Padding);
var args = new RenderArgs(RenderMode.UserInface, grfImg, OwnerView, ChartBox.DefaultChartFont);
OwnerView.Render.PaintTopics(Topics, args);
}
}
PaintHelper.TransparentImage(ObjectImage, 0.75f);
}
e.Graphics.DrawImage(ObjectImage, Bounds, 0, 0, ObjectImage.Width, ObjectImage.Height, GraphicsUnit.Pixel);
if (SubTitle != null || SubTitleIcon != null)
{
var rectSubTitle = new Rectangle(Bounds.X + Padding, Bounds.Bottom - SubTitleSize.Height, Bounds.Width - Padding * 2, SubTitleSize.Height);
if (SubTitleIcon != null)
{
var rectIcon = new Rectangle(rectSubTitle.X, rectSubTitle.Y + (rectSubTitle.Height - 16) / 2, 16, 16);
if (!CanDragDrop)
{
e.Graphics.DrawImageUnscaled(Properties.Resources.stop, rectIcon);
}
else
{
e.Graphics.DrawImageUnscaled(SubTitleIcon, rectIcon);
}
}
if (!string.IsNullOrEmpty(SubTitle))
{
var rectText = new Rectangle(rectSubTitle.X + 18, rectSubTitle.Y, SubTitleSize.Width, rectSubTitle.Height);
rectText.Inflate(0, -1);
e.Graphics.FillRectangle(new SolidBrush(UITheme.Default.Colors.MediumLight), rectText);
rectText.Inflate(-2, 0);
//using (var p = PaintHelper.GetRoundRectangle(rectText, 2))
//{
// e.Graphics.FillPath(new SolidBrush(UITheme.Default.Colors.MediumLight), p);
// rectText.Inflate(-2, 0);
//}
var sf = PaintHelper.SFLeft;
sf.FormatFlags |= StringFormatFlags.NoWrap;
sf.Trimming |= StringTrimming.None;
e.Graphics.DrawString(SubTitle,
SystemFonts.MenuFont,
new SolidBrush(UITheme.Default.Colors.ControlText),
rectText,
sf);
}
}
else
{
if (!CanDragDrop)
{
Image icon = Properties.Resources.stop;
e.Graphics.DrawImage(icon,
new Rectangle(Bounds.Left + (Bounds.Width - icon.Width) / 2, Bounds.Top + (Bounds.Height - icon.Height) / 2, icon.Width, icon.Height),
0, 0, icon.Width, icon.Height, GraphicsUnit.Pixel);
}
}
//e.Graphics.DrawRectangle(Pens.Red, Bounds.Left, Bounds.Top, Bounds.Width - 1, Bounds.Height - 1);
}
// 坐标已经转换, 原点为Topic.Left/Top
void PaintNodeBackground(Topic topic, RenderArgs e)
{
var grf = e.Graphics;
var rect = new Rectangle(Point.Empty, topic.Bounds.Size);
bool hover = false;
bool select = false;
bool active = false;
if (e.Mode == RenderMode.UserInface && e.View != null)
{
hover = e.View.HoverObject != null && e.View.HoverObject.Topic == topic && !e.View.HoverObject.IsFoldingButton;
select = topic.Selected;
active = topic == e.View.SelectedTopic;
}
Shape shaper = Shape.GetShaper(topic.Style.Shape, topic.Style.RoundRadius);
// draw border
Rectangle rectBoundary = Rectangle.Union(rect, topic.TextBounds);
rectBoundary.Inflate(2, 2);
if (hover)
{
shaper.DrawBorder(e.Graphics, PenNodeBorderHover, rectBoundary);
}
//else
//{
// if (topic.Style.BorderColor.IsEmpty)
// shaper.DrawBorder(e.Graphics, PenNodeBorder, rectBoundary);
// else
// shaper.DrawBorder(e.Graphics, e.Graphics.Pen(topic.Style.BorderColor, PenNodeBorder.Width), rectBoundary);
//}
if (active || select)
{
DrawSelectRectangle(e.Graphics, e.Chart.SelectColor, rectBoundary);
}
// draw background
Color backColor = topic.Style.BackColor;
if (backColor.IsEmpty)
{
backColor = e.Chart.NodeBackColor;
}
if (topic.Type == TopicType.Hazard)
{
IBrush brushBack = e.Graphics.SolidBrush(backColor);
shaper.Fill(e.Graphics, brushBack, rect);
// Draw pattern
IGraphics graphics = e.Graphics;
IGraphicsState savedState = graphics.Save();
graphics.SetClip(rect);
IBrush blackBrush = graphics.SolidBrush(Color.Black);
Rectangle patternRect = new Rectangle(new Point(rect.X, rect.Y - rect.Height), new Size(15, 2 * rect.Height));
graphics.TranslateTransform(rect.Width - 30, 0);
graphics.RotateTransform(135);
graphics.FillRectangle(blackBrush, patternRect);
int i = 0, rectH = rect.Height + 30;
while (i <= rectH)
{
graphics.TranslateTransform(30, 0);
graphics.FillRectangle(blackBrush, patternRect);
i += 30;
}
graphics.Restore(savedState);
}
else if (topic.Type != TopicType.None)
{
Color midColor = topic.Type == TopicType.TopEvent ? Color.Orange : Color.White;
IBrush brushBack = e.Graphics.LinearGradientBrush(rect,
backColor, midColor, backColor);
shaper.Fill(e.Graphics, brushBack, rect);
}
else
{
var ft = FillType.GetFillType(topic.Style.FillType);
IBrush brushBack = ft.CreateBrush(e.Graphics, backColor, rect);
shaper.Fill(e.Graphics, brushBack, rect);
}
shaper.DrawBorder(e.Graphics, e.Graphics.Pen(Color.Black), rect);
shaper.Dispose();
}
