public void DoInvalidate(bool dostatic, RectangleF rect)
{
if (dostatic)
{
m_staticDirty = true;
}
Invalidate(ScreenUtils.ConvertRect(rect));
}
public RectangleF Selection(ICanvas canvas)
{
Rectangle screenRect = ScreenRect();
if (screenRect.IsEmpty)
{
return(RectangleF.Empty);
}
return(ScreenUtils.ToUnitNormalized(canvas, screenRect));
}
public static RectangleF LineBoundingRect(UnitPoint linepoint1, UnitPoint linepoint2, float halflinewidth)
{
double x = Math.Min(linepoint1.X, linepoint2.X);
double y = Math.Min(linepoint1.Y, linepoint2.Y);
double w = Math.Abs(linepoint1.X - linepoint2.X);
double h = Math.Abs(linepoint1.Y - linepoint2.Y);
RectangleF boundingrect = ScreenUtils.GetRect(x, y, w, h);
boundingrect.Inflate(halflinewidth, halflinewidth);
return(boundingrect);
}
public static RectangleF GetRect(UnitPoint p1, UnitPoint p2, double width)
{
double x = Math.Min(p1.X, p2.X);
double y = Math.Min(p1.Y, p2.Y);
double w = Math.Abs(p1.X - p2.X);
double h = Math.Abs(p1.Y - p2.Y);
RectangleF rect = ScreenUtils.GetRect(x, y, w, h);
rect.Inflate((float)width, (float)width);
return(rect);
}
/*
* public void DoInvalidate(bool dostatic, RectangleF rect)
* {
* if (dostatic)
* m_staticDirty = true;
* Invalidate(ScreenUtils.ConvertRect(rect));
* }*/
void RepaintObject(IDrawObject obj)
{
if (obj == null)
{
return;
}
CanvasWrapper dc = new CanvasWrapper(this, Graphics.FromHwnd(Handle), ClientRectangle);
RectangleF invalidaterect = ScreenUtils.ConvertRect(ScreenUtils.ToScreenNormalized(dc, obj.GetBoundingRect(dc)));
obj.Draw(dc, invalidaterect);
dc.Graphics.Dispose();
dc.Dispose();
}
//djl
public void Draw(CanvasWrapper canvas, RectangleF unitrect, int start, int end, int line, int strong)
{
if (Enabled == false)
{
return;
}
float gridX = m_spacing.Width;
float gridY = m_spacing.Height;
//Console.WriteLine("gridX=" + gridX + " ; Y=" + gridY);
float gridscreensizeX = canvas.ToScreen(gridX);
float gridscreensizeY = canvas.ToScreen(gridY);
//Console.WriteLine("gridscreensizeX=" + gridscreensizeX + " ; Y=" + gridscreensizeY);
if (gridscreensizeX < m_minSize || gridscreensizeY < m_minSize)
{
return;
}
PointF leftpoint = unitrect.Location;
PointF rightpoint = ScreenUtils.RightPoint(canvas, unitrect);
float left = (float)Math.Round(leftpoint.X / gridX) * gridX;
float top = unitrect.Height + unitrect.Y;
float right = rightpoint.X;
float bottom = (float)Math.Round(leftpoint.Y / gridY) * gridY;
GraphicsPath path = new GraphicsPath();
PointF p1;
PointF p2;
if (true)
{
Console.WriteLine("left=" + left + " ; top=" + top + " ; right=" + right + " ; bottom=" + bottom
+ "; start=" + start + ";end=" + end + ";line=" + line);
p1 = canvas.ToScreen(new UnitPoint(leftpoint.X + start, top - line * gridY));
p2 = canvas.ToScreen(new UnitPoint(leftpoint.X + end, top - line * gridY));
}
try
{
Line l = new Line(p1, p2, strong);
CanvasCtrl.M_canvas.List.Add(l);
canvas.Graphics.DrawLine(new Pen(l.Color, 2), p1, p2);
}
catch (Exception e)
{
Console.Write(e.Message);
}
}
public void Draw(ICanvas canvas, RectangleF unitrect)
{
RectangleF r = ScreenUtils.ToScreenNormalized(canvas, unitrect);
canvas.Graphics.FillRectangle(m_backgroundBrush, r);
StringFormat f = new StringFormat();
f.Alignment = StringAlignment.Center;
PointF centerpoint = new PointF(r.Width / 2, r.Height / 2);
canvas.Graphics.TranslateTransform(centerpoint.X, centerpoint.Y);
canvas.Graphics.RotateTransform(-15);
canvas.Graphics.DrawString("NineLineNotation Canvas Test", m_font, m_brush, 0, 0, f);
canvas.Graphics.ResetTransform();
}
public void Draw(CanvasWrapper canvas, RectangleF unitrect, int start, int end, int time, int strong)
{
if (Enabled == false)
{
return;
}
float gridX = Spacing.Width;
float gridY = Spacing.Height;
//Console.WriteLine("gridX=" + gridX + " ; Y=" + gridY);
float gridscreensizeX = canvas.ToScreen(gridX);
float gridscreensizeY = canvas.ToScreen(gridY);
//Console.WriteLine("gridscreensizeX=" + gridscreensizeX + " ; Y=" + gridscreensizeY);
if (gridscreensizeX < MinSize || gridscreensizeY < MinSize)
{
return;
}
PointF leftpoint = unitrect.Location;
PointF rightpoint = ScreenUtils.RightPoint(canvas, unitrect);
float left = (float)Math.Round(leftpoint.X / gridX) * gridX;
float top = unitrect.Height + unitrect.Y;
float right = rightpoint.X;
float bottom = (float)Math.Round(leftpoint.Y / gridY) * gridY;
//Console.WriteLine("left=" + left + " ; top=" + top + " ; right=" + right + " ; bottom=" + bottom);
Pen pen = new Pen(d_color);
GraphicsPath path = new GraphicsPath();
while (bottom < top)
{
PointF p1 = canvas.ToScreen(new UnitPoint(leftpoint.X, bottom));
PointF p2 = canvas.ToScreen(new UnitPoint(rightpoint.X, bottom));
path.AddLine(p1, p2);
path.CloseFigure();
bottom += gridY;
}
if (canvas.Graphics != null)
{
canvas.Graphics.DrawPath(pen, path);
}
}
protected override void OnPaint(PaintEventArgs e)
{
//CommonTools.Tracing.StartTrack(Program.TracePaint);
//ClearPens();
e.Graphics.SmoothingMode = m_smoothingMode;
CanvasWrapper dc = new CanvasWrapper(this, e.Graphics, ClientRectangle);
Rectangle cliprectangle = e.ClipRectangle;
if (m_staticImage == null)
{
cliprectangle = ClientRectangle;
m_staticImage = new Bitmap(ClientRectangle.Width, ClientRectangle.Height);
m_staticDirty = true;
}
RectangleF r = ScreenUtils.ToUnitNormalized(dc, cliprectangle);
if (float.IsNaN(r.Width) || float.IsInfinity(r.Width))
{
r = ScreenUtils.ToUnitNormalized(dc, cliprectangle);
}
if (m_staticDirty)
{
m_staticDirty = false;
CanvasWrapper dcStatic = new CanvasWrapper(this, Graphics.FromImage(m_staticImage), ClientRectangle);
dcStatic.Graphics.SmoothingMode = m_smoothingMode;
m_model.BackgroundLayer.Draw(dcStatic, r);
//九线谱底谱
if (m_model.GridLayer.Enabled)
{
m_model.GridLayer.Draw(dcStatic, r);
}
//djl
dcanvaswrapper = dcStatic;
drf = r;
/*
* PointF nullPoint = ToScreen(new UnitPoint(0, 0));
* dcStatic.Graphics.DrawLine(Pens.Blue, nullPoint.X - 10, nullPoint.Y, nullPoint.X + 10, nullPoint.Y);
* dcStatic.Graphics.DrawLine(Pens.Blue, nullPoint.X, nullPoint.Y - 10, nullPoint.X, nullPoint.Y + 10);
*/
ICanvasLayer[] layers = m_model.Layers;
for (int layerindex = layers.Length - 1; layerindex >= 0; layerindex--)
{
if (layers[layerindex] != m_model.ActiveLayer && layers[layerindex].Visible)
{
layers[layerindex].Draw(dcStatic, r);
}
}
if (m_model.ActiveLayer != null)
{
m_model.ActiveLayer.Draw(dcStatic, r);
}
dcStatic.Dispose();
}
e.Graphics.DrawImage(m_staticImage, cliprectangle, cliprectangle, GraphicsUnit.Pixel);
/*
* foreach (IDrawObject drawobject in m_model.SelectedObjects)
* drawobject.Draw(dc, r);
*
* if (m_newObject != null)
* m_newObject.Draw(dc, r);
*
* if (m_snappoint != null)
* m_snappoint.Draw(dc);
*
* if (m_selection != null)
* {
* m_selection.Reset();
* m_selection.SetMousePoint(e.Graphics, this.PointToClient(Control.MousePosition));
* }
* if (m_moveHelper.IsEmpty == false)
* m_moveHelper.DrawObjects(dc, r);
*
* if (m_nodeMoveHelper.IsEmpty == false)
* m_nodeMoveHelper.DrawObjects(dc, r);
* dc.Dispose();
* ClearPens();
* CommonTools.Tracing.EndTrack(Program.TracePaint, "OnPaint complete");*/
//重绘线
if (CanvasCtrl.M_canvas.List.Count != 0)
{
List <Line> l = CanvasCtrl.M_canvas.List;
for (int i = 0; i < l.Count; i++)
{
e.Graphics.DrawLine(new Pen(l[i].Color, 2), l[i].P1, l[i].P2);
}
}
//重绘小节线和拍线
if (CanvasCtrl.M_canvas.OrList.Count != 0)
{
List <Line> l = CanvasCtrl.M_canvas.OrList;
for (int i = 0; i < l.Count; i++)
{
e.Graphics.DrawLine(new Pen(l[i].Color2, l[i].S), l[i].P1, l[i].P2);
}
}
//绘制移动中的选定区域
if (moving)
{
mr.drawRegion(e.Graphics);
}
if (ispaste)
{
if (pr != null)
{
pr.drawRegion(e.Graphics);
}
}
}
protected override void OnMouseMove(MouseEventArgs e)
{
base.OnMouseMove(e);
if (m_selection != null)
{
Graphics dc = Graphics.FromHwnd(Handle);
m_selection.SetMousePoint(dc, new PointF(e.X, e.Y));
dc.Dispose();
return;
}
if (moving) //如果有选中的区域正在移动
{
Invalidate();
mr.moving(e.X - lastX, e.Y - lastY);
lastX = e.X;
lastY = e.Y;
}
if (ispaste) //如果有选中的区域正在移动
{
Invalidate();
pr.moving(e.X - lastX, e.Y - lastY);
lastX = e.X;
lastY = e.Y;
}
UnitPoint mousepoint;
if (m_commandType == eCommandType.draw || m_commandType == eCommandType.move || m_nodeMoveHelper.IsEmpty == false)
{
Rectangle invalidaterect = Rectangle.Empty;
ISnapPoint newsnap = null;
mousepoint = GetMousePoint();
if (RunningSnapsEnabled)
{
newsnap = m_model.SnapPoint(m_canvaswrapper, mousepoint, m_runningSnapTypes, null);
}
if (newsnap == null)
{
newsnap = m_model.GridLayer.SnapPoint(m_canvaswrapper, mousepoint, null);
}
if ((m_snappoint != null) && ((newsnap == null) || (newsnap.SnapPoint != m_snappoint.SnapPoint) || m_snappoint.GetType() != newsnap.GetType()))
{
invalidaterect = ScreenUtils.ConvertRect(ScreenUtils.ToScreenNormalized(m_canvaswrapper, m_snappoint.BoundingRect));
invalidaterect.Inflate(2, 2);
RepaintStatic(invalidaterect); // remove old snappoint
m_snappoint = newsnap;
}
//if (m_commandType == eCommandType.move)
// Invalidate(invalidaterect);
if (m_snappoint == null)
{
m_snappoint = newsnap;
}
}
//////////////////////////////////////////////////////////////////////////
//UnitPoint mousepoint;
if (m_snappoint != null)
{
mousepoint = m_snappoint.SnapPoint;
}
else
{
mousepoint = GetMousePoint();
}
if (m_newObject != null)
{
Rectangle invalidaterect = ScreenUtils.ConvertRect(ScreenUtils.ToScreenNormalized(m_canvaswrapper, m_newObject.GetBoundingRect(m_canvaswrapper)));
invalidaterect.Inflate(2, 2);
RepaintStatic(invalidaterect);
m_newObject.OnMouseMove(m_canvaswrapper, mousepoint);
RepaintObject(m_newObject);
}
if (m_snappoint != null)
{
RepaintSnappoint(m_snappoint);
}
/*
* if (m_moveHelper.HandleMouseMoveForMove(mousepoint))
* Refresh(); //Invalidate();
*
* RectangleF rNoderect = m_nodeMoveHelper.HandleMouseMoveForNode(mousepoint);
*
* if (rNoderect != RectangleF.Empty)
* {
*
* Rectangle invalidaterect = ScreenUtils.ConvertRect(ScreenUtils.ToScreenNormalized(m_canvaswrapper, rNoderect));
* RepaintStatic(invalidaterect);
*
* CanvasWrapper dc = new CanvasWrapper(this, Graphics.FromHwnd(Handle), ClientRectangle);
* dc.Graphics.Clip = new Region(ClientRectangle);
* //m_nodeMoveHelper.DrawOriginalObjects(dc, rNoderect);
* m_nodeMoveHelper.DrawObjects(dc, rNoderect);
* if (m_snappoint != null)
* RepaintSnappoint(m_snappoint);
*
* dc.Graphics.Dispose();
* dc.Dispose();
* }
*/
}
public void Draw(ICanvas canvas, RectangleF unitrect)
{
if (Enabled == false)
{
return;
}
float gridX = Spacing.Width;
float gridY = Spacing.Height;
//Console.WriteLine("gridX=" + gridX + " ; Y=" + gridY);
float gridscreensizeX = canvas.ToScreen(gridX);
float gridscreensizeY = canvas.ToScreen(gridY);
//Console.WriteLine("gridscreensizeX=" + gridscreensizeX + " ; Y=" + gridscreensizeY);
if (gridscreensizeX < MinSize || gridscreensizeY < MinSize)
{
return;
}
PointF leftpoint = unitrect.Location;
PointF rightpoint = ScreenUtils.RightPoint(canvas, unitrect);
float left = (float)Math.Round(leftpoint.X / gridX) * gridX;
float top = unitrect.Height + unitrect.Y;
float right = rightpoint.X;
float bottom = (float)Math.Round(leftpoint.Y / gridY) * gridY;
// Console.WriteLine("left=" + left + " ; top=" + top + " ; right=" + right + " ; bottom=" + bottom);
Pen pen = new Pen(m_color);
GraphicsPath path = new GraphicsPath();
// 蓝色底格
/*
*
*
* while (bottom < top)
* {
* PointF p1 = canvas.ToScreen(new UnitPoint(-20, bottom));
* PointF p2 = canvas.ToScreen(new UnitPoint(180, bottom));
* path.AddLine(p1, p2);
* path.CloseFigure();
* bottom += gridY;
* }
* canvas.Graphics.DrawPath(pen, path);
*
*/
//画基架括号
// Image newImage = Image.FromFile("d:\\CSARP\\1.jpg");//建立要绘制的Image图像
right = 174;
pen = new Pen(l_color);
path.Reset();
left = 10;
int pailine = 14;
top = (float)Math.Round(top);
while (left < right)
{
bottom = 10;
while (bottom < top)
{
PointF p1 = canvas.ToScreen(new UnitPoint(leftpoint.X + left, top - bottom));
PointF p2 = canvas.ToScreen(new UnitPoint(leftpoint.X + left + pailine, top - bottom));
bottom += 1;
path.AddLine(p1, p2);
path.CloseFigure();
for (int i = 0; i < 5; i++)
{
PointF p3 = canvas.ToScreen(new UnitPoint(leftpoint.X + left + 3 * i, top - bottom));
PointF p4 = canvas.ToScreen(new UnitPoint(leftpoint.X + left + 1 + 3 * i, top - bottom));
path.AddLine(p3, p4);
path.CloseFigure();
}
bottom += 2;
PointF p5 = canvas.ToScreen(new UnitPoint(leftpoint.X + left, top - bottom));
PointF p6 = canvas.ToScreen(new UnitPoint(leftpoint.X + left + pailine, top - bottom));
bottom += 2;
path.AddLine(p5, p6);
path.CloseFigure();
for (int i = 0; i < 5; i++)
{
PointF p7 = canvas.ToScreen(new UnitPoint(leftpoint.X + left + 3 * i, top - bottom));
PointF p8 = canvas.ToScreen(new UnitPoint(leftpoint.X + left + 1 + 3 * i, top - bottom));
path.AddLine(p7, p8);
path.CloseFigure();
}
bottom += 1;
PointF p9 = canvas.ToScreen(new UnitPoint(leftpoint.X + left, top - bottom));
PointF p10 = canvas.ToScreen(new UnitPoint(leftpoint.X + left + pailine, top - bottom));
bottom += 2;
path.AddLine(p9, p10);
path.CloseFigure();
for (int i = 0; i < 5; i++)
{
PointF p11 = canvas.ToScreen(new UnitPoint(leftpoint.X + left + 3 * i, top - bottom));
PointF p12 = canvas.ToScreen(new UnitPoint(leftpoint.X + left + 3 * i + 1, top - bottom));
path.AddLine(p11, p12);
path.CloseFigure();
}
bottom += 2;
PointF p13 = canvas.ToScreen(new UnitPoint(leftpoint.X + left, top - bottom));
PointF p14 = canvas.ToScreen(new UnitPoint(leftpoint.X + left + pailine, top - bottom));
bottom += 2;
path.AddLine(p13, p14);
path.CloseFigure();
for (int i = 0; i < 5; i++)
{
PointF p15 = canvas.ToScreen(new UnitPoint(leftpoint.X + left + 3 * i, top - bottom));
PointF p16 = canvas.ToScreen(new UnitPoint(leftpoint.X + left + 3 * i + 1, top - bottom));
path.AddLine(p15, p16);
path.CloseFigure();
}
bottom += 1;
PointF p17 = canvas.ToScreen(new UnitPoint(leftpoint.X + left, top - bottom));
PointF p18 = canvas.ToScreen(new UnitPoint(leftpoint.X + left + pailine, top - bottom));
bottom += 7;
path.AddLine(p17, p18);
path.CloseFigure();
PointF p19 = canvas.ToScreen(new UnitPoint(leftpoint.X + left, top - bottom));
PointF p20 = canvas.ToScreen(new UnitPoint(leftpoint.X + left + pailine, top - bottom));
bottom += 2;
path.AddLine(p19, p20);
path.CloseFigure();
for (int i = 0; i < 5; i++)
{
PointF p21 = canvas.ToScreen(new UnitPoint(leftpoint.X + left + 3 * i, top - bottom));
PointF p22 = canvas.ToScreen(new UnitPoint(leftpoint.X + left + 3 * i + 1, top - bottom));
path.AddLine(p21, p22);
path.CloseFigure();
}
bottom += 2;
PointF p23 = canvas.ToScreen(new UnitPoint(leftpoint.X + left, top - bottom));
PointF p24 = canvas.ToScreen(new UnitPoint(leftpoint.X + left + pailine, top - bottom));
bottom += 1;
path.AddLine(p23, p24);
path.CloseFigure();
for (int i = 0; i < 5; i++)
{
PointF p25 = canvas.ToScreen(new UnitPoint(leftpoint.X + left + 3 * i, top - bottom));
PointF p26 = canvas.ToScreen(new UnitPoint(leftpoint.X + left + 3 * i + 1, top - bottom));
path.AddLine(p25, p26);
path.CloseFigure();
}
bottom += 2;
PointF p27 = canvas.ToScreen(new UnitPoint(leftpoint.X + left, top - bottom));
PointF p28 = canvas.ToScreen(new UnitPoint(leftpoint.X + left + pailine, top - bottom));
bottom += 2;
path.AddLine(p27, p28);
path.CloseFigure();
for (int i = 0; i < 5; i++)
{
PointF p29 = canvas.ToScreen(new UnitPoint(leftpoint.X + left + 3 * i, top - bottom));
PointF p30 = canvas.ToScreen(new UnitPoint(leftpoint.X + left + 3 * i + 1, top - bottom));
path.AddLine(p29, p30);
path.CloseFigure();
}
bottom += 1;
PointF p31 = canvas.ToScreen(new UnitPoint(leftpoint.X + left, top - bottom));
PointF p32 = canvas.ToScreen(new UnitPoint(leftpoint.X + left + pailine, top - bottom));
bottom += 2;
path.AddLine(p31, p32);
for (int i = 0; i < 5; i++)
{
path.CloseFigure();
PointF p33 = canvas.ToScreen(new UnitPoint(leftpoint.X + left + 3 * i, top - bottom));
PointF p34 = canvas.ToScreen(new UnitPoint(leftpoint.X + left + 3 * i + 1, top - bottom));
path.AddLine(p33, p34);
path.CloseFigure();
}
bottom += 2;
PointF p35 = canvas.ToScreen(new UnitPoint(leftpoint.X + left, top - bottom));
PointF p36 = canvas.ToScreen(new UnitPoint(leftpoint.X + left + pailine, top - bottom));
path.AddLine(p35, p36);
path.CloseFigure();
bottom += 20;
}
left += 14;
}
canvas.Graphics.DrawPath(pen, path);
Image newImage = Image.FromFile("..//..//Resources//fower.png");
canvas.Graphics.DrawImage(newImage, 10, 42, 23, 138);
canvas.Graphics.DrawImage(newImage, 10, 255, 23, 138);
canvas.Graphics.DrawImage(newImage, 10, 470, 23, 138);
canvas.Graphics.DrawImage(newImage, 10, 686, 23, 138);
}