mirror of
https://github.com/ShareX/ShareX.git
synced 2024-08-18 11:42:01 +12:00
162 lines
No EOL
4.8 KiB
C#
162 lines
No EOL
4.8 KiB
C#
#region License Information (GPL v3)
|
|
|
|
/*
|
|
ShareX - A program that allows you to take screenshots and share any file type
|
|
Copyright (c) 2007-2015 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.Collections.Generic;
|
|
using System.Drawing;
|
|
using System.Drawing.Drawing2D;
|
|
using System.Linq;
|
|
using System.Windows.Forms;
|
|
|
|
namespace ShareX.ScreenCaptureLib
|
|
{
|
|
public class PolygonRegion : Surface
|
|
{
|
|
private List<NodeObject> nodes;
|
|
private bool isAreaCreated;
|
|
private Rectangle currentArea;
|
|
|
|
public PolygonRegion()
|
|
{
|
|
nodes = new List<NodeObject>();
|
|
MouseDown += PolygonRegionSurface_MouseDown;
|
|
}
|
|
|
|
private void PolygonRegionSurface_MouseDown(object sender, MouseEventArgs e)
|
|
{
|
|
if (e.Button == MouseButtons.Left)
|
|
{
|
|
if (DrawableObjects.Cast<NodeObject>().Any(node => node.IsMouseHover || node.IsDragging))
|
|
{
|
|
return;
|
|
}
|
|
|
|
if (nodes.Count == 0)
|
|
{
|
|
CreateNode();
|
|
}
|
|
|
|
CreateNode();
|
|
|
|
isAreaCreated = true;
|
|
}
|
|
else if (e.Button == MouseButtons.Right)
|
|
{
|
|
if (isAreaCreated)
|
|
{
|
|
foreach (NodeObject node in nodes)
|
|
{
|
|
if (node.IsMouseHover)
|
|
{
|
|
nodes.Remove(node);
|
|
DrawableObjects.Remove(node);
|
|
return;
|
|
}
|
|
}
|
|
|
|
isAreaCreated = false;
|
|
nodes.Clear();
|
|
DrawableObjects.Clear();
|
|
}
|
|
else
|
|
{
|
|
Close(SurfaceResult.Close);
|
|
}
|
|
}
|
|
}
|
|
|
|
protected override void Update()
|
|
{
|
|
base.Update();
|
|
|
|
for (int i = nodes.Count - 1; i >= 0; i--)
|
|
{
|
|
if (nodes[i].Visible && nodes[i].IsDragging)
|
|
{
|
|
ActivateNode(nodes[i]);
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (nodes.Count > 2)
|
|
{
|
|
RectangleF rect = regionFillPath.GetBounds();
|
|
currentArea = new Rectangle((int)rect.X, (int)rect.Y, (int)rect.Width + 1, (int)rect.Height + 1);
|
|
}
|
|
}
|
|
|
|
protected override void Draw(Graphics g)
|
|
{
|
|
g.SmoothingMode = SmoothingMode.HighQuality;
|
|
|
|
regionFillPath = new GraphicsPath();
|
|
|
|
for (int i = 0; i < nodes.Count - 1; i++)
|
|
{
|
|
regionFillPath.AddLine(nodes[i].Position, nodes[i + 1].Position);
|
|
}
|
|
|
|
if (nodes.Count > 2)
|
|
{
|
|
regionFillPath.CloseFigure();
|
|
|
|
if (Config.UseDimming)
|
|
{
|
|
using (Region region = new Region(regionFillPath))
|
|
{
|
|
g.Clip = region;
|
|
g.FillRectangle(lightBackgroundBrush, ScreenRectangle0Based);
|
|
g.ResetClip();
|
|
}
|
|
}
|
|
|
|
g.DrawRectangleProper(borderPen, currentArea);
|
|
}
|
|
|
|
if (nodes.Count > 1)
|
|
{
|
|
g.DrawPath(borderPen, regionFillPath);
|
|
g.DrawPath(borderDotPen, regionFillPath);
|
|
}
|
|
|
|
base.Draw(g);
|
|
}
|
|
|
|
private void CreateNode()
|
|
{
|
|
NodeObject newNode = new NodeObject() { Shape = NodeShape.Diamond };
|
|
ActivateNode(newNode);
|
|
nodes.Add(newNode);
|
|
DrawableObjects.Add(newNode);
|
|
}
|
|
|
|
private void ActivateNode(NodeObject node)
|
|
{
|
|
node.Position = InputManager.MousePosition0Based;
|
|
node.Visible = true;
|
|
node.IsDragging = true;
|
|
}
|
|
}
|
|
} |