|
public Union ( |
||
| path | Path. | |
| Résultat | void | |
/// <summary>
/// Called when the form loads
/// </summary>
/// <param name="sender">what triggered the event</param>
/// <param name="e">event args</param>
private void MainForm_Load(object sender, EventArgs e)
{
// make cool shape
Region r = new Region();
GraphicsPath gp = new GraphicsPath();
gp.AddEllipse(new Rectangle(0, 0, this.Width, this.Height));
r.MakeEmpty();
r.Union(gp);
gp = new GraphicsPath();
gp.AddRectangle(new Rectangle(this.Width / 2, 0, this.Width / 2, this.Height / 2));
r.Union(gp);
this.Region = r;
}
protected override void OnPaint (PaintEventArgs pevent)
{
Console.WriteLine ("ourLabelTwoAreas pevents {0}, pos {1} - size {2}", pevent.ClipRectangle,
Location, Size);
Region reg = new Region (new Rectangle (20, 20, 10, 10));
reg.Union (new Rectangle (5, 5, 10, 10));
pevent.Graphics.Clip = reg;
pevent.Graphics.FillRectangle (Brushes.Red, pevent.ClipRectangle);
}
private Region GetRegion(Bitmap _img)
{
var rgn = new Region();
rgn.MakeEmpty();
var rc = new Rectangle(0, 0, 0, 0);
bool inimage = false;
for (int y = 0; y < _img.Height; y++)
{
for (int x = 0; x < _img.Width; x++)
{
if (!inimage)
{
// if pixel is not transparent
if (_img.GetPixel(x, y).A != 0)
{
inimage = true;
rc.X = x;
rc.Y = y;
rc.Height = 1;
}
}
else
{
// if pixel is transparent
if (_img.GetPixel(x, y).A == 0)
{
inimage = false;
rc.Width = x - rc.X;
rgn.Union(rc);
}
}
}
if (inimage)
{
inimage = false;
rc.Width = _img.Width - rc.X;
rgn.Union(rc);
}
}
return rgn;
}
/// <summary>
/// Returns whether the given rectangle, in screen coordinates, is visible in any screen's
/// working area (the monitor's visible area minus task bars and docked windows)</summary>
/// <param name="rect">Rectangle</param>
/// <returns>Whether the given rectangle is visible</returns>
public static bool IsOnScreen(Rectangle rect)
{
using (Region region = new Region())
{
region.MakeEmpty();
foreach (Screen screen in Screen.AllScreens)
region.Union(screen.WorkingArea);
rect.Inflate(-Margin, -Margin);
return region.IsVisible(rect);
}
}
public static void CreateRegion(Control control, Rectangle bounds, int radius, RoundStyle roundStyle)
{
using (GraphicsPath path = GraphicsPathHelper.CreatePath(bounds, radius, roundStyle, true))
{
Region region = new Region(path);
path.Widen(Pens.White);
region.Union(path);
if (control.Region != null)
{
control.Region.Dispose();
}
control.Region = region;
}
}
// Convert an Xsharp.Region to System.Drawing.Region
internal static System.Drawing.Region RegionToDrawingRegion
(Xsharp.Region region)
{
Xsharp.Rectangle[] rectangles = region.GetRectangles();
System.Drawing.Region newRegion = new System.Drawing.Region();
newRegion.MakeEmpty();
for (int i = 0; i < rectangles.Length; i++)
{
Xsharp.Rectangle rect = rectangles[i];
newRegion.Union(new System.Drawing.Rectangle
(rect.x, rect.y, rect.width, rect.height));
}
return(newRegion);
}
public Region CombineAreas()
{
Region region = new Region();
region.MakeEmpty();
foreach (Area area in Areas)
{
region.Union(area.Region);
}
region.Intersect(new Region(Crop.Bounds));
return region;
}
protected override Region GetTabsRegion(TabsCollection tabs, TabItem lastTab)
{
bool bFirstVisible=true;
Region tabRegion=new Region();
tabRegion.MakeEmpty();
foreach(TabItem tab in tabs)
{
if(!tab.Visible)
continue;
GraphicsPath path=GetTabItemPath(tab,bFirstVisible,(tab==lastTab));
tabRegion.Union(path);
bFirstVisible=false;
}
return tabRegion;
}
/// <summary>
/// Paints to one image the series of layers between start and length
/// and returns that image. Of all these layers, only start should have
/// the UsesNonOpaqueOverwrite property true (and it need not have that
/// property set to true).
/// </summary>
private void LayerSeriesPaint(int start, int length, Image image)
{
Debug.Assert(start >= 0 && start + length <= this.myLayers.Count && length > 0);
// Establish the region that needs to be painted for all layers.
// The region to be painted is union of all regions' dirty areas.
System.Drawing.Region region = new System.Drawing.Region();
for (int i = start; i < start + length; i++)
{
Debug.Assert(i == start ||
!((SlideViewLayer)this.myLayers[i]).UsesNonOpaqueOverwrite ||
!((SlideViewLayer)this.myLayers[i]).VisibleLayer);
if (this.myLayerDirtyRegions[i] != null)
{
region.Union((System.Drawing.Region) this.myLayerDirtyRegions[i]);
}
}
// Set up the graphics context.
Graphics g = Graphics.FromImage(image);
g.Clip = region;
// Clear the canvas for painting.
g.Clear(Color.Transparent);
// Paint the layers
for (int i = start; i < start + length; i++)
{
if (((SlideViewLayer)this.myLayers[i]).VisibleLayer)
{
((SlideViewLayer)this.myLayers[i]).Paint(g);
}
if (this.myLayerDirtyRegions[i] != null)
{
((System.Drawing.Region) this.myLayerDirtyRegions[i]).Dispose();
}
this.myLayerDirtyRegions[i] = null;
}
g.Dispose();
region.Dispose();
}
static BlockRegions()
{
int n = Constants.PROJ_WIDTH / 4;
WholeBlock = new Region();
WholeBlock.MakeEmpty();
for (int i = 0; i <= n; i++)
{
WholeBlock.Union(new Rectangle(n * 2 - 1 - 2 * i, i, i * 4 + 2, Constants.PROJ_HEIGHT - 2 * i));
}
WholeBlock.Intersect(new Rectangle(0, 0, Constants.PROJ_WIDTH, Constants.PROJ_HEIGHT));
InnerBlock = new Region();
InnerBlock.MakeEmpty();
for (int i = 0; i <= n; i++)
{
InnerBlock.Union(new Rectangle(n * 2 - 1 - 2 * i, i + 1, i * 4 + 2, Constants.PROJ_HEIGHT - 2 - 2 * i));
}
InnerBlock.Intersect(new Rectangle(1, 1, Constants.PROJ_WIDTH - 2, Constants.PROJ_HEIGHT - 2));
OuterBorder = WholeBlock.Clone();
OuterBorder.Exclude(InnerBlock);
Top = InnerBlock.Clone();
Top.Translate(0, -Constants.BLOCK_HEIGHT);
Top.Intersect(InnerBlock);
Left = InnerBlock.Clone();
Left.Exclude(Top);
Top.Translate(0, 1);
Left.Exclude(Top);
Top.Translate(0, -1);
Right = Left.Clone();
Left.Intersect(new Rectangle(0, 0, Constants.PROJ_WIDTH / 2, Constants.PROJ_HEIGHT));
Right.Intersect(new Rectangle(Constants.PROJ_WIDTH / 2 + 1, 0, Constants.PROJ_WIDTH / 2, Constants.PROJ_HEIGHT));
InnerBorder = InnerBlock.Clone();
InnerBorder.Exclude(Top);
InnerBorder.Exclude(Left);
InnerBorder.Exclude(Right);
}
public void TestBounds()
{
Bitmap bmp = new Bitmap (600, 800);
Graphics dc = Graphics.FromImage (bmp);
Rectangle rect1, rect2;
Region rgn1, rgn2;
RectangleF bounds;
rect1 = new Rectangle (500, 30, 60, 80);
rect2 = new Rectangle (520, 40, 60, 80);
rgn1 = new Region(rect1);
rgn2 = new Region(rect2);
rgn1.Union(rgn2);
bounds = rgn1.GetBounds (dc);
Assert.AreEqual (500, bounds.X);
Assert.AreEqual (30, bounds.Y);
Assert.AreEqual (80, bounds.Width);
Assert.AreEqual (90, bounds.Height);
}
public void Tick()
{
System.Drawing.Region r = new System.Drawing.Region();
int living = 0;
var ruleset = ((RuleSet)cbRuleSet.SelectedItem);
for (int x = 0; x <= zellen.GetUpperBound(0); x++)
{
for (int y = 0; y <= zellen.GetUpperBound(1); y++)
{
zellen[x, y].Aenderung = ruleset.applyRuleset(zellen[x, y].Status, getLivingNeighbours(x, y));
}
}
for (int x = 0; x <= zellen.GetUpperBound(0); x++)
{
for (int y = 0; y <= zellen.GetUpperBound(1); y++)
{
if (zellen[x, y].Status != zellen[x, y].Aenderung)
{
zellen[x, y].hasChanged = true;
zellen[x, y].Status = zellen[x, y].Aenderung;
r.Union(canvas.getRectangle(x, y));
}
living += zellen[x, y].Status == ZellenStatus.Lebt ? 1 : 0;
}
}
ticks++;
lblTicks.Text = ticks.ToString();
lblLivingCells.Text = living.ToString();
canvas.Invalidate(r);
if (cbLimit.Checked && ticks >= nupLimit.Value)
{
Stop();
}
if (cbEnableStats.Checked)
{
_stats.Add(new StatisticEntry(ticks, living));
}
}
private void DrawRegionOperations()
{
g = this.CreateGraphics();
// Создаем два прямоугольника
Rectangle rect1 = new Rectangle(100, 100, 120, 120);
Rectangle rect2 = new Rectangle(70, 70, 120, 120);
// Создаем два региона
Region rgn1 = new Region(rect1);
Region rgn2 = new Region(rect2);
// рисуем прямоугольники
g.DrawRectangle(Pens.Green, rect1);
g.DrawRectangle(Pens.Black, rect2);
// обработаем перечисление и вызовем соответствующий метод
switch (rgnOperation)
{
case RegionOperations.Union:
rgn1.Union(rgn2);
break;
case RegionOperations.Complement:
rgn1.Complement(rgn2);
break;
case RegionOperations.Intersect:
rgn1.Intersect(rgn2);
break;
case RegionOperations.Exclude:
rgn1.Exclude(rgn2);
break;
case RegionOperations.Xor:
rgn1.Xor(rgn2);
break;
default:
break;
}
// Рисуем регион
g.FillRegion(Brushes.Blue, rgn1);
g.Dispose();
}
void DrawRegionOperation()
{
g = this.CreateGraphics();
Rectangle rect1 = new Rectangle(100, 100, 120, 120);
Rectangle rect2 = new Rectangle(70, 70, 120, 120);
Region rgn1 = new Region(rect1);
Region rgn2 = new Region(rect2);
g.DrawRectangle(Pens.Blue, rect1);
g.DrawRectangle(Pens.Red, rect2);
switch(rgnOperation)
{
case RegionOperation.Union:
rgn1.Union(rgn2);
break;
case RegionOperation.Complement:
rgn1.Complement(rgn2);
break;
case RegionOperation.Intersect:
rgn1.Intersect(rgn2);
break;
case RegionOperation.Exclude:
rgn1.Exclude(rgn2);
break;
case RegionOperation.Xor:
rgn1.Xor(rgn2);
break;
default:
break;
}
g.FillRegion(Brushes.Tomato, rgn1);
g.Dispose();
}
public Region this[int c]
{
get {
if (this.cgrom[c] == null)
{
int C = c * charHeight;
Region r = new Region();
r.MakeEmpty();
for (int y = 0; y < charHeight; ++y)
{
byte row = this.cgrom_raw[C + y];
for (int x = 0; x < charWidth && row != 0; ++x)
{
if ((row & 0x80) == 0x80)
r.Union(new Rectangle(x, y, 1, 1));
row <<= 1;
}
}
this.cgrom[c] = r;
}
return this.cgrom[c];
}
}
void OnMouseLeave (object sender, EventArgs e)
{
Region region_to_invalidate = new Region ();
region_to_invalidate.MakeEmpty ();
bool dirty = false;
if (ThemeEngine.Current.ScrollBarHasHoverArrowButtonStyle) {
region_to_invalidate.Union (first_arrow_area);
region_to_invalidate.Union (second_arrow_area);
dirty = true;
} else
if (ThemeEngine.Current.ScrollBarHasHotElementStyles)
if (first_button_entered) {
region_to_invalidate.Union (first_arrow_area);
dirty = true;
} else if (second_button_entered) {
region_to_invalidate.Union (second_arrow_area);
dirty = true;
}
if (ThemeEngine.Current.ScrollBarHasHotElementStyles)
if (thumb_entered) {
region_to_invalidate.Union (thumb_pos);
dirty = true;
}
first_button_entered = false;
second_button_entered = false;
thumb_entered = false;
if (dirty)
Invalidate (region_to_invalidate);
region_to_invalidate.Dispose ();
}
void OnMouseEnter (object sender, EventArgs e)
{
if (ThemeEngine.Current.ScrollBarHasHoverArrowButtonStyle) {
Region region_to_invalidate = new Region (first_arrow_area);
region_to_invalidate.Union (second_arrow_area);
Invalidate (region_to_invalidate);
}
}
internal static void TakeWorkflowSnapShot(WorkflowView workflowView, ViewPortData viewPortData)
{
Bitmap memoryBitmap = viewPortData.MemoryBitmap;
using (Graphics graphics = Graphics.FromImage(memoryBitmap))
{
graphics.SmoothingMode = SmoothingMode.HighQuality;
graphics.InterpolationMode = InterpolationMode.HighQualityBicubic;
using (PaintEventArgs args = new PaintEventArgs(graphics, viewPortData.LogicalViewPort))
{
workflowView.ActiveLayout.OnPaint(args, viewPortData);
}
Matrix matrix = new Matrix();
matrix.Scale(viewPortData.Scaling.Width, viewPortData.Scaling.Height, MatrixOrder.Prepend);
Point[] pts = new Point[] { viewPortData.LogicalViewPort.Location };
matrix.TransformPoints(pts);
matrix.Translate((float) (-pts[0].X + viewPortData.ShadowDepth.Width), (float) (-pts[0].Y + viewPortData.ShadowDepth.Height), MatrixOrder.Append);
graphics.Transform = matrix;
if (workflowView.RootDesigner != null)
{
using (Region region = new Region())
{
using (GraphicsPath path = ActivityDesignerPaint.GetDesignerPath(workflowView.RootDesigner, false))
{
Region clip = graphics.Clip;
region.MakeEmpty();
region.Union(path);
graphics.Clip = region;
AmbientTheme ambientTheme = WorkflowTheme.CurrentTheme.AmbientTheme;
graphics.FillRectangle(ambientTheme.BackgroundBrush, workflowView.RootDesigner.Bounds);
if (ambientTheme.ShowGrid)
{
ActivityDesignerPaint.DrawGrid(graphics, workflowView.RootDesigner.Bounds);
}
graphics.Clip = clip;
try
{
using (PaintEventArgs args2 = new PaintEventArgs(graphics, viewPortData.LogicalViewPort))
{
((IWorkflowDesignerMessageSink) workflowView.RootDesigner).OnPaint(args2, viewPortData.LogicalViewPort);
}
}
catch (Exception)
{
}
}
}
}
using (PaintEventArgs args3 = new PaintEventArgs(graphics, workflowView.RootDesigner.Bounds))
{
using (WorkflowMessageDispatchData data = new WorkflowMessageDispatchData(workflowView, EventArgs.Empty))
{
foreach (WorkflowDesignerMessageFilter filter in data.Filters)
{
try
{
if (((IWorkflowDesignerMessageSink) filter).OnPaint(args3, viewPortData.LogicalViewPort))
{
goto Label_0230;
}
}
catch (Exception)
{
}
}
}
}
Label_0230:
graphics.Transform = new Matrix();
if (!viewPortData.ShadowDepth.IsEmpty)
{
Bitmap image = new Bitmap(memoryBitmap);
using (Brush brush = new SolidBrush(Color.FromArgb(220, Color.White)))
{
graphics.FillRectangle(brush, new Rectangle(Point.Empty, new Size((memoryBitmap.Size.Width - viewPortData.ShadowDepth.Width) - 1, (memoryBitmap.Size.Height - viewPortData.ShadowDepth.Height) - 1)));
}
ImageAttributes imageAttr = new ImageAttributes();
imageAttr.SetColorKey(viewPortData.TransparentColor, viewPortData.TransparentColor, ColorAdjustType.Default);
imageAttr.SetColorKey(viewPortData.TransparentColor, viewPortData.TransparentColor, ColorAdjustType.Bitmap);
graphics.DrawImage(image, new Rectangle(-viewPortData.ShadowDepth.Width, -viewPortData.ShadowDepth.Height, memoryBitmap.Width, memoryBitmap.Height), 0, 0, memoryBitmap.Width, memoryBitmap.Height, GraphicsUnit.Pixel, imageAttr);
image.Dispose();
}
}
}
/// <summary>
/// When we are dragging over
/// </summary>
/// <param name="e"></param>
protected override void OnDragOver(DragEventArgs e)
{
Rectangle screen = this.Parent.RectangleToScreen(new Rectangle(this.Location.X, this.Location.Y, this.Width, this.Height));
Point mousePoint = new Point(e.X, e.Y);
if (screen.Contains(mousePoint) == false)
{
e.Effect = DragDropEffects.None;
}
else if (_draggedBitmap != null)
{
e.Effect = DragDropEffects.Move;
using (Graphics g = this.CreateGraphics())
{
Point mouseClientPoint = this.PointToClient(mousePoint);
int x = 0;
int y = Math.Max(mouseClientPoint.Y - _draggedBitmapOffsetY, 0);
Rectangle rect = new Rectangle(x, y, _draggedBitmap.Width, _draggedBitmap.Height);
g.DrawImageUnscaled(_draggedBitmap, rect);
if (_draggedBitmapRect != Rectangle.Empty)
{
// invalidate the extent between the old rect and this one
Region region = new Region(rect);
region.Union(_draggedBitmapRect);
region.Exclude(rect);
this.Invalidate(region);
}
_draggedBitmapRect = rect;
}
}
}
public void EmptyRegionWithInfiniteRegion ()
{
Region empty = new Region ();
empty.MakeEmpty ();
Assert.IsTrue (empty.IsEmpty (graphic), "IsEmpty");
Region region = new Region ();
Assert.IsTrue (region.IsInfinite (graphic), "IsInfinite");
region.Union (empty);
Assert.IsTrue (region.IsInfinite (graphic), "Union-IsInfinite");
region.Xor (empty);
Assert.IsTrue (region.IsInfinite (graphic), "Xor-IsInfinite");
region.Exclude (empty);
Assert.IsTrue (region.IsInfinite (graphic), "Exclude-IsInfinite");
region.Intersect (empty);
Assert.IsTrue (region.IsEmpty (graphic), "Intersect-IsEmpty");
region.MakeInfinite ();
region.Complement (empty);
Assert.IsTrue (region.IsEmpty (graphic), "Complement-IsEmpty");
}
public void EmptyPathWithInfiniteRegion ()
{
GraphicsPath gp = new GraphicsPath ();
Region region = new Region ();
Assert.IsTrue (region.IsInfinite (graphic), "IsInfinite");
region.Union (gp);
Assert.IsTrue (region.IsInfinite (graphic), "Union-IsInfinite");
region.Xor (gp);
Assert.IsTrue (region.IsInfinite (graphic), "Xor-IsInfinite");
region.Exclude (gp);
Assert.IsTrue (region.IsInfinite (graphic), "Exclude-IsInfinite");
region.Intersect (gp);
Assert.IsTrue (region.IsEmpty (graphic), "Intersect-IsEmpty");
region.MakeInfinite ();
region.Complement (gp);
Assert.IsTrue (region.IsEmpty (graphic), "Complement-IsEmpty");
}
public void SmallUnion_Self2 ()
{
Region region = new Region (sp2);
region.Union (sp2);
CompareSmallRegion (region, self2, 7, 7);
RectangleF[] scans = region.GetRegionScans (matrix);
Assert.AreEqual (1, scans.Length, "GetRegionScans");
CheckRectF ("[0]", 2, 2, 3, 3, scans[0]);
}
public void SmallUnion2 ()
{
Region region = new Region (sp2);
region.Union (sp1);
CompareSmallRegion (region, sunion, 7, 7);
RectangleF[] scans = region.GetRegionScans (matrix);
Assert.AreEqual (3, scans.Length, "GetRegionScans");
CheckRectF ("[0]", 0, 0, 3, 2, scans[0]);
CheckRectF ("[1]", 0, 2, 5, 1, scans[1]);
CheckRectF ("[2]", 2, 3, 3, 2, scans[2]);
}
public void CreateRegion(
Control control,
Rectangle bounds,
int radius)
{
using (GraphicsPath path =
CreatePath(
bounds, radius))
{
Region region = new Region(path);
path.Widen(Pens.White);
region.Union(path);
if (control.Region != null)
{
control.Region.Dispose();
}
control.Region = region;
}
}
private void Invalidate(int i1, int i2)
{
Rectangle rect;
if (i2 == -1)
{
i2 = i1;
}
rect = rectangles[i2];
Region r = new Region(rect);
if (i1 != -1)
{
try
{
rect = rectangles[i1];
r.Union(rect);
}
catch (IndexOutOfRangeException ex)
{
Console.WriteLine(ex.Message);
}
}
r.Translate(AutoScrollPosition.X, AutoScrollPosition.Y);
Invalidate(r);
r.Dispose();
}
internal override PaintEventArgs PaintEventStart(ref Message msg, IntPtr handle, bool client)
{
PaintEventArgs paint_event;
Hwnd hwnd;
Hwnd paint_hwnd;
//
// handle (and paint_hwnd) refers to the window that is should be painted.
// msg.HWnd (and hwnd) refers to the window that got the paint message.
//
hwnd = Hwnd.ObjectFromHandle(msg.HWnd);
if (msg.HWnd == handle) {
paint_hwnd = hwnd;
} else {
paint_hwnd = Hwnd.ObjectFromHandle (handle);
}
if (Caret.Visible == true) {
Caret.Paused = true;
HideCaret();
}
Graphics dc;
if (client) {
dc = Graphics.FromHwnd (paint_hwnd.client_window);
Region clip_region = new Region ();
clip_region.MakeEmpty();
foreach (Rectangle r in hwnd.ClipRectangles) {
/* Expand the region slightly.
* See bug 464464.
*/
Rectangle r2 = Rectangle.FromLTRB (r.Left, r.Top, r.Right, r.Bottom + 1);
clip_region.Union (r2);
}
if (hwnd.UserClip != null) {
clip_region.Intersect(hwnd.UserClip);
}
dc.Clip = clip_region;
paint_event = new PaintEventArgs(dc, hwnd.Invalid);
hwnd.expose_pending = false;
hwnd.ClearInvalidArea();
hwnd.drawing_stack.Push (paint_event);
hwnd.drawing_stack.Push (dc);
return paint_event;
} else {
dc = Graphics.FromHwnd (paint_hwnd.whole_window);
if (!hwnd.nc_invalid.IsEmpty) {
dc.SetClip (hwnd.nc_invalid);
paint_event = new PaintEventArgs(dc, hwnd.nc_invalid);
} else {
paint_event = new PaintEventArgs(dc, new Rectangle(0, 0, hwnd.width, hwnd.height));
}
hwnd.nc_expose_pending = false;
hwnd.ClearNcInvalidArea ();
hwnd.drawing_stack.Push (paint_event);
hwnd.drawing_stack.Push (dc);
return paint_event;
}
}
public void SetClip(Region region, CombineMode combineMode)
{
// We need to reset the clip that is active now so that the graphic
// states are correct when we set them.
ResetClip ();
switch (combineMode)
{
case CombineMode.Replace:
// Set our clip region by cloning the region that is passed for now
clipRegion = region.Clone ();
break;
case CombineMode.Intersect:
clipRegion.Intersect (region);
break;
case CombineMode.Union:
clipRegion.Union (region);
break;
case CombineMode.Exclude:
clipRegion.Exclude (region);
break;
case CombineMode.Xor:
clipRegion.Xor (region);
break;
default:
throw new NotImplementedException ("SetClip for CombineMode " + combineMode + " not implemented");
}
//Unlike the current path, the current clipping path is part of the graphics state.
//Therefore, to re-enlarge the paintable area by restoring the clipping path to a
//prior state, you must save the graphics state before you clip and restore the graphics
//state after you’ve completed any clipped drawing.
context.SaveState ();
if (clipRegion.IsEmpty) {
context.ClipToRect (CGRect.Empty);
} else {
//context.ClipToRect ((RectangleF)clipRegion.regionObject);
context.AddPath (clipRegion.regionPath);
context.ClosePath ();
context.Clip ();
}
clipSet++;
}
public void UnionWithoutIntersection ()
{
Region region = new Region (sp1);
region.Union (sp3);
CompareSmallRegion (region, ni_union, 11,5 );
}
private void RefreshChanges()
{
Region region = new Region(Rectangle.Empty);
Rectangle rectDockArea = FullPanelEdge ? DockPanel.DockArea : DockPanel.DocumentWindowBounds;
rectDockArea = RectangleToClient(DockPanel.RectangleToScreen(rectDockArea));
if (ShouldPanelIndicatorVisible(DockState.DockLeft))
{
PanelLeft.Location = new Point(rectDockArea.X + _PanelIndicatorMargin, rectDockArea.Y + (rectDockArea.Height - PanelRight.Height) / 2);
PanelLeft.Visible = true;
region.Union(PanelLeft.Bounds);
}
else
PanelLeft.Visible = false;
if (ShouldPanelIndicatorVisible(DockState.DockRight))
{
PanelRight.Location = new Point(rectDockArea.X + rectDockArea.Width - PanelRight.Width - _PanelIndicatorMargin, rectDockArea.Y + (rectDockArea.Height - PanelRight.Height) / 2);
PanelRight.Visible = true;
region.Union(PanelRight.Bounds);
}
else
PanelRight.Visible = false;
if (ShouldPanelIndicatorVisible(DockState.DockTop))
{
PanelTop.Location = new Point(rectDockArea.X + (rectDockArea.Width - PanelTop.Width) / 2, rectDockArea.Y + _PanelIndicatorMargin);
PanelTop.Visible = true;
region.Union(PanelTop.Bounds);
}
else
PanelTop.Visible = false;
if (ShouldPanelIndicatorVisible(DockState.DockBottom))
{
PanelBottom.Location = new Point(rectDockArea.X + (rectDockArea.Width - PanelBottom.Width) / 2, rectDockArea.Y + rectDockArea.Height - PanelBottom.Height - _PanelIndicatorMargin);
PanelBottom.Visible = true;
region.Union(PanelBottom.Bounds);
}
else
PanelBottom.Visible = false;
if (ShouldPanelIndicatorVisible(DockState.Document))
{
Rectangle rectDocumentWindow = RectangleToClient(DockPanel.RectangleToScreen(DockPanel.DocumentWindowBounds));
PanelFill.Location = new Point(rectDocumentWindow.X + (rectDocumentWindow.Width - PanelFill.Width) / 2, rectDocumentWindow.Y + (rectDocumentWindow.Height - PanelFill.Height) / 2);
PanelFill.Visible = true;
region.Union(PanelFill.Bounds);
}
else
PanelFill.Visible = false;
if (ShouldPaneDiamondVisible())
{
Rectangle rect = RectangleToClient(DockPane.RectangleToScreen(DockPane.ClientRectangle));
PaneDiamond.Location = new Point(rect.Left + (rect.Width - PaneDiamond.Width) / 2, rect.Top + (rect.Height - PaneDiamond.Height) / 2);
PaneDiamond.Visible = true;
using (GraphicsPath graphicsPath = PaneIndicator.DisplayingGraphicsPath.Clone() as GraphicsPath)
{
Point[] pts = new Point[]
{
new Point(PaneDiamond.Left, PaneDiamond.Top),
new Point(PaneDiamond.Right, PaneDiamond.Top),
new Point(PaneDiamond.Left, PaneDiamond.Bottom)
};
using (Matrix matrix = new Matrix(PaneDiamond.ClientRectangle, pts))
{
graphicsPath.Transform(matrix);
}
region.Union(graphicsPath);
}
}
else
PaneDiamond.Visible = false;
Region = region;
}
private void GraphPanel_MouseUp(object sender, System.Windows.Forms.MouseEventArgs e)
{
bool Retour = BoutonGEnfonce && BoutonDEnfonce;
if (e.Button == MouseButtons.Left) BoutonGEnfonce = false;
else if (e.Button == MouseButtons.Right) BoutonDEnfonce = false;
else return;
if (Retour) return;
switch (Mode)
{
case Action.Dessiner:
{
if (TempN1 == null || TempN2 == null) return;
bool AjouterArc = false;
Rectangle AncienRect = Boite(TempN1, TempN2);
AjouterN2 = NoeudSelonPosition(e.X, e.Y, ref TempN2);
if (AjouterN1) { TempN1.Isolate(); G.AddNode(TempN1); }
if (!Collision(TempN1, TempN2))
{
if (AjouterN2) { TempN2.Isolate(); G.AddNode(TempN2); }
if (e.Button == MouseButtons.Left)
G.AddArc(TempN1, TempN2, 1);
else if (e.Button == MouseButtons.Right) G.Add2Arcs(TempN1, TempN2, 1);
NbArcsPanel.Text = G.Arcs.Count.ToString();
AjouterArc = true;
}
NbNodesPanel.Text = G.Nodes.Count.ToString();
if (AjouterArc && (!AjouterN1 || !AjouterN2) && AdapterAEtoile()) GraphPanel.Invalidate();
else
{
Rectangle NouveauRect = Boite(TempN1, TempN2);
GraphPanel.Invalidate(Rectangle.Union(AncienRect, NouveauRect));
}
break;
}
case Action.Effacer:
{
if (TempN1 == null || TempN2 == null) return;
bool Selection = false;
Rectangle Zone = RectangleCentres(TempN1, TempN2);
Zone.Inflate(1, 1);
Region Invalide = new Region(Zone);
if (Zone.Size.Width < 2 * Rayon && Zone.Size.Height < 2 * Rayon)
{
SimWaypoint N = NoeudSousJacent(e.X, e.Y);
if (N != null)
{
TestAEtoile(N, ref Invalide);
Invalide.Union(Boite(N.Molecule));
G.RemoveNode(N);
NbNodesPanel.Text = G.Nodes.Count.ToString();
NbArcsPanel.Text = G.Arcs.Count.ToString();
Selection = true;
}
else
{
SimRoute A = ArcSousJacent(e.X, e.Y);
if (A != null)
{
Invalide.Union(Boite(A.StartNode, A.EndNode));
G.RemoveArc(A);
NbArcsPanel.Text = G.Arcs.Count.ToString();
Selection = true;
}
}
}
else
{
ArrayList ListeNoeuds = new ArrayList();
foreach (SimWaypoint N in G.Nodes)
{
if (Zone.Contains(new Point((int)N.DX, (int)N.DY)))
{
TestAEtoile(N, ref Invalide);
Invalide.Union(Boite(N.Molecule));
ListeNoeuds.Add(N);
Selection = true;
}
}
foreach (SimWaypoint N in ListeNoeuds) G.RemoveNode(N);
NbNodesPanel.Text = G.Nodes.Count.ToString();
NbArcsPanel.Text = G.Arcs.Count.ToString();
}
if (Selection && AdapterAEtoile()) GraphPanel.Invalidate();
else GraphPanel.Invalidate(Invalide);
break;
}
case Action.ChangerEtat:
{
SimWaypoint N = NoeudSousJacent(e.X, e.Y);
Region Invalide = null;
if (N != null)
{
N.IsPassable = !N.IsPassable;
Invalide = new Region(Boite(N.Molecule));
}
else
{
SimRoute A = ArcSousJacent(e.X, e.Y);
if (A != null)
{
A.Passable = !A.Passable;
Invalide = new Region(Boite(A.StartNode, A.EndNode));
}
}
if (Invalide != null)
{
if (AdapterAEtoile()) GraphPanel.Invalidate();
else GraphPanel.Invalidate(Invalide);
}
break;
}
case Action.AEtoile:
{
double Distance;
SimWaypoint NoeudPlusProche = G.ClosestNode(e.X / DSCALE + StartX, e.Y / DSCALE + StartY, 0, out Distance, true);
if (NoeudPlusProche == null) break;
Rectangle Invalide = Boite(NoeudPlusProche);
if (NDepart != null) Invalide = Rectangle.Union(Invalide, Boite(NDepart));
if (NArrivee != null) Invalide = Rectangle.Union(Invalide, Boite(NArrivee));
if (e.Button == MouseButtons.Left) NDepart = NDepart == NoeudPlusProche ? null : NoeudPlusProche;
else if (e.Button == MouseButtons.Right) NArrivee = NArrivee == NoeudPlusProche ? null : NoeudPlusProche;
if (AdapterAEtoile()) GraphPanel.Invalidate();
else
{
if (Chemin != null)
{
Chemin = null;
GraphPanel.Invalidate();
}
else GraphPanel.Invalidate(Invalide);
}
break;
}
default: break;
}
TempN1 = TempN2 = null;
}
public void Draw(Graphics g)
{
g.SmoothingMode = SmoothingMode.AntiAlias;
using (Pen axisPen = new Pen(AxisColor, AxisWidth))
using (Pen majorPen = new Pen(AxisColor, MajorTickWidth))
using (Pen minorPen = new Pen(AxisColor, MinorTickWidth))
using (Brush labelBrush = new SolidBrush(LabelColor))
{
axisPen.SetLineCap(LineCap.Round, LineCap.Round, DashCap.Round);
majorPen.SetLineCap(LineCap.Round, LineCap.Round, DashCap.Round);
minorPen.SetLineCap(LineCap.Round, LineCap.Round, DashCap.Round);
try
{
g.DrawPath(axisPen, m_arcPath);
g.DrawPath(majorPen, m_majorTicksPath);
g.DrawPath(minorPen, m_minorTicksPath);
g.FillPath(labelBrush, m_labelPath);
}
catch { }
}
//now these areas need to be redrawn if they change
m_redrawRegion.Dispose();
m_redrawRegion = new Region();
m_redrawRegion.Union(m_arcPath);
m_redrawRegion.Union(m_labelPath);
m_redrawRegion.Union(m_majorTicksPath);
m_redrawRegion.Union(m_minorTicksPath);
}
void TestAEtoile(SimWaypoint N, ref Region ZoneInvalide)
{
if (N != null)
{
if (N == NDepart) NDepart = null;
if (N == NArrivee) NArrivee = null;
if (Chemin != null && Array.IndexOf(Chemin, N) >= 0)
{
Chemin = null;
ZoneInvalide.Union(new Rectangle(new Point(0, 0), GraphPanel.Size));
}
}
}