mirror of
https://github.com/ShareX/ShareX.git
synced 2024-08-19 12:11:52 +12:00
172 lines
No EOL
5.8 KiB
C#
172 lines
No EOL
5.8 KiB
C#
#region License Information (GPL v3)
|
|
|
|
/*
|
|
ShareX - A program that allows you to take screenshots and share any file type
|
|
Copyright (c) 2007-2017 ShareX Team
|
|
|
|
This program is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU General Public License
|
|
as published by the Free Software Foundation; either version 2
|
|
of the License, or (at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
|
|
|
Optionally you can also view the license at <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#endregion License Information (GPL v3)
|
|
|
|
using ShareX.HelpersLib;
|
|
using System.Drawing;
|
|
using System.Drawing.Drawing2D;
|
|
|
|
namespace ShareX.ScreenCaptureLib
|
|
{
|
|
public class LineDrawingShape : BaseDrawingShape
|
|
{
|
|
public override ShapeType ShapeType { get; } = ShapeType.DrawingLine;
|
|
|
|
public bool CenterNodeActive { get; set; }
|
|
public Point CenterPosition { get; private set; }
|
|
|
|
public override bool IsValidShape
|
|
{
|
|
get
|
|
{
|
|
return MathHelpers.Distance(StartPosition, EndPosition) > MinimumSize;
|
|
}
|
|
}
|
|
|
|
public override void OnUpdate()
|
|
{
|
|
base.OnUpdate();
|
|
|
|
if (CenterNodeActive)
|
|
{
|
|
Rectangle = new Point[] { StartPosition, CenterPosition, EndPosition }.CreateRectangle();
|
|
}
|
|
}
|
|
|
|
public override void OnDraw(Graphics g)
|
|
{
|
|
DrawLine(g);
|
|
}
|
|
|
|
protected void DrawLine(Graphics g)
|
|
{
|
|
if (Shadow)
|
|
{
|
|
DrawLine(g, ShadowColor, BorderSize, StartPosition.Add(ShadowOffset), EndPosition.Add(ShadowOffset), CenterPosition.Add(ShadowOffset));
|
|
}
|
|
|
|
DrawLine(g, BorderColor, BorderSize, StartPosition, EndPosition, CenterPosition);
|
|
}
|
|
|
|
protected void DrawLine(Graphics g, Color borderColor, int borderSize, Point startPosition, Point endPosition, Point centerPosition)
|
|
{
|
|
if (borderSize > 0 && borderColor.A > 0)
|
|
{
|
|
g.SmoothingMode = SmoothingMode.HighQuality;
|
|
|
|
if (borderSize.IsEvenNumber())
|
|
{
|
|
g.PixelOffsetMode = PixelOffsetMode.Half;
|
|
}
|
|
|
|
using (Pen pen = CreatePen(borderColor, borderSize))
|
|
{
|
|
if (CenterNodeActive)
|
|
{
|
|
g.DrawCurve(pen, new Point[] { startPosition, centerPosition, endPosition });
|
|
}
|
|
else
|
|
{
|
|
g.DrawLine(pen, startPosition, endPosition);
|
|
}
|
|
}
|
|
|
|
g.SmoothingMode = SmoothingMode.None;
|
|
g.PixelOffsetMode = PixelOffsetMode.Default;
|
|
}
|
|
}
|
|
|
|
protected virtual Pen CreatePen(Color borderColor, int borderSize)
|
|
{
|
|
return new Pen(borderColor, borderSize)
|
|
{
|
|
StartCap = LineCap.Round,
|
|
EndCap = LineCap.Round,
|
|
LineJoin = LineJoin.Round
|
|
};
|
|
}
|
|
|
|
public override void Move(int x, int y)
|
|
{
|
|
StartPosition = StartPosition.Add(x, y);
|
|
EndPosition = EndPosition.Add(x, y);
|
|
CenterPosition = CenterPosition.Add(x, y);
|
|
}
|
|
|
|
public override void Resize(int x, int y, bool fromBottomRight)
|
|
{
|
|
if (fromBottomRight)
|
|
{
|
|
EndPosition = EndPosition.Add(x, y);
|
|
}
|
|
else
|
|
{
|
|
StartPosition = StartPosition.Add(x, y);
|
|
}
|
|
}
|
|
|
|
public override void OnNodeVisible()
|
|
{
|
|
Manager.ResizeNodes[(int)NodePosition.TopLeft].Shape = Manager.ResizeNodes[(int)NodePosition.BottomRight].Shape = Manager.ResizeNodes[(int)NodePosition.Extra].Shape = NodeShape.Circle;
|
|
Manager.ResizeNodes[(int)NodePosition.TopLeft].Visible = Manager.ResizeNodes[(int)NodePosition.BottomRight].Visible = Manager.ResizeNodes[(int)NodePosition.Extra].Visible = true;
|
|
}
|
|
|
|
public override void OnNodeUpdate()
|
|
{
|
|
if (Manager.ResizeNodes[(int)NodePosition.TopLeft].IsDragging)
|
|
{
|
|
Manager.IsResizing = true;
|
|
|
|
StartPosition = InputManager.MousePosition0Based;
|
|
}
|
|
else if (Manager.ResizeNodes[(int)NodePosition.BottomRight].IsDragging)
|
|
{
|
|
Manager.IsResizing = true;
|
|
|
|
EndPosition = InputManager.MousePosition0Based;
|
|
}
|
|
else if (Manager.ResizeNodes[(int)NodePosition.Extra].IsDragging)
|
|
{
|
|
CenterNodeActive = true;
|
|
|
|
Manager.IsResizing = true;
|
|
|
|
CenterPosition = InputManager.MousePosition0Based;
|
|
}
|
|
}
|
|
|
|
public override void OnNodePositionUpdate()
|
|
{
|
|
Manager.ResizeNodes[(int)NodePosition.TopLeft].Position = StartPosition;
|
|
Manager.ResizeNodes[(int)NodePosition.BottomRight].Position = EndPosition;
|
|
|
|
if (!CenterNodeActive)
|
|
{
|
|
CenterPosition = new Point((int)MathHelpers.Lerp(StartPosition.X, EndPosition.X, 0.5f), (int)MathHelpers.Lerp(StartPosition.Y, EndPosition.Y, 0.5f));
|
|
}
|
|
|
|
Manager.ResizeNodes[(int)NodePosition.Extra].Position = CenterPosition;
|
|
}
|
|
}
|
|
} |