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Commit 860cabb5 由 SK
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1 个父辈 5245bd9e
内嵌 并排
正在显示 13 个修改的文件 包含 868 行增加 和 828 行删除
AOI/AoiMethod.cs
......@@ -12,11 +12,26 @@ namespace AOI
{
public abstract class AoiMethod
{
//public string FullTypeName { get; set; }
//public string PathDatas { get; set; }
public string MethodName { get; set; }
/// <summary>
/// 兴趣区域路径
/// </summary>
public GraphicsPath RoiPath;
[Newtonsoft.Json.JsonIgnore()]
public GraphicsPath RoiPath { get; set; }
public PathData GetRoiPathData()
{
if (RoiPath != null)
{
return RoiPath.PathData;
}
return null;
}
public abstract ResultBean Check(Image standardImage, Image imageToCheck);
......
AOI/AoiProject.cs
......@@ -22,7 +22,7 @@ namespace AOI
/// <summary>
/// 标准的Image
/// </summary>
private Image standardImage { get; set; }
public Image standardImage { get; set; }
/// <summary>
/// 所有的AOI方法
......@@ -68,7 +68,18 @@ namespace AOI
Dictionary<string, string> projectMap = new Dictionary<string, string>();
string base64ImgStr = Base64Util.ToBase64(this.standardImage);
projectMap.Add("base64Img", base64ImgStr);
string methodMapJson = JsonUtil.SerializeObject(this.methodMap);
var mapForJson = new Dictionary<string, string>();
foreach(var item in this.methodMap)
{
JObject obj = JObject.FromObject(item.Value);
obj.Add("FullTypeName",item.Value.GetType().FullName);
var roiPathData = item.Value.GetRoiPathData();
string roiPathDataStr = JsonUtil.SerializeObject(roiPathData);
obj.Add("PathDataStr", roiPathDataStr);
string jsonStr = JsonUtil.SerializeObject(obj);
mapForJson.Add(item.Key, jsonStr);
}
string methodMapJson = JsonUtil.SerializeObject(mapForJson);
projectMap.Add("methodMap", methodMapJson);
JsonUtil.SerializeObjectToFile(projectMap,filePath,false);
}
......@@ -79,7 +90,21 @@ namespace AOI
string base64Img = projectMap["base64Img"];
this.standardImage = Base64Util.ToImage(base64Img);
string methodMapJson = projectMap["methodMap"];
this.methodMap = JsonUtil.DeserializeJsonToObject<Dictionary<string, AoiMethod>>(methodMapJson);
var jsonMap = JsonUtil.DeserializeJsonToObject<Dictionary<string, string>>(methodMapJson);
foreach(var item in jsonMap)
{
JObject obj = JObject.Parse(item.Value);
string fullTypeName = obj.Value<string>("FullTypeName");
Type t = Type.GetType(fullTypeName);
JsonSerializer serializer = new JsonSerializer();
StringReader sr = new StringReader(item.Value);
object o = serializer.Deserialize(new JsonTextReader(sr), t);
AoiMethod aoiMethod = (AoiMethod)o;
string PathDataStr = obj.Value<string>("PathDataStr");
PathData pathData = JsonUtil.DeserializeJsonToObject<PathData>(PathDataStr);
aoiMethod.RoiPath = new GraphicsPath(pathData.Points, pathData.Types);
methodMap.Add(item.Key, aoiMethod);
}
}
......
AOI/rgb/AoiMethodRgb.cs
......@@ -13,20 +13,20 @@ namespace AOI
/// </summary>
public class AoiMethodRgb : AoiMethod
{
public int minR = 1;
public int maxR = 255;
public int minG = 1;
public int maxG = 255;
public int minB = 1;
public int maxB = 255;
public int minR { get; set; }
public int maxR { get; set; }
public int minG { get; set; }
public int maxG { get; set; }
public int minB { get; set; }
public int maxB { get; set; }
/// <summary>
/// 抽取出的像素最小占比
/// </summary>
public float minRate = 0;
public float minRate { get; set; }
/// <summary>
/// 抽取出的像素最大占比
/// </summary>
public float maxRate = 100;
public float maxRate { get; set; }
public override ResultBean Check(Image standardImage, Image imageToCheck)
{
......
AOI/util/JsonUtil.cs
......@@ -66,6 +66,7 @@ namespace AOI
T t = o as T;
return t;
}
/// <summary>
/// 解析文件到生成对象实体
/// </summary>
......
AccAOI/AccAOI.csproj
......@@ -49,25 +49,25 @@
</ItemGroup>
<ItemGroup>
<Compile Include="control\AioMarkControl.cs">
<SubType>UserControl</SubType>
<SubType>Form</SubType>
</Compile>
<Compile Include="control\AioMarkControl.Designer.cs">
<DependentUpon>AioMarkControl.cs</DependentUpon>
</Compile>
<Compile Include="control\AoiBlobControl.cs">
<SubType>UserControl</SubType>
<SubType>Form</SubType>
</Compile>
<Compile Include="control\AoiBlobControl.Designer.cs">
<DependentUpon>AoiBlobControl.cs</DependentUpon>
</Compile>
<Compile Include="control\ABaseControl.cs">
<SubType>UserControl</SubType>
<SubType>Form</SubType>
</Compile>
<Compile Include="control\ABaseControl.Designer.cs">
<DependentUpon>ABaseControl.cs</DependentUpon>
</Compile>
<Compile Include="control\AoiRgbControl.cs">
<SubType>UserControl</SubType>
<SubType>Form</SubType>
</Compile>
<Compile Include="control\AoiRgbControl.Designer.cs">
<DependentUpon>AoiRgbControl.cs</DependentUpon>
......@@ -88,9 +88,7 @@
<Compile Include="imageBoxEx\DragHandle.cs" />
<Compile Include="imageBoxEx\DragHandleAnchor.cs" />
<Compile Include="imageBoxEx\DragHandleCollection.cs" />
<Compile Include="imageBoxEx\ImageBoxEx.cs">
<SubType>Component</SubType>
</Compile>
<Compile Include="imageBoxEx\ImageBoxEx.cs" />
<Compile Include="Program.cs" />
<Compile Include="Properties\AssemblyInfo.cs" />
<EmbeddedResource Include="control\AioMarkControl.resx">
......
AccAOI/Form1.Designer.cs
namespace AccAOI
using Cyotek.Windows.Forms;
namespace AccAOI
{
partial class Form1
{
......@@ -40,8 +42,8 @@
this.minB = new System.Windows.Forms.NumericUpDown();
this.maxB = new System.Windows.Forms.NumericUpDown();
this.labelCount = new System.Windows.Forms.Label();
this.imageBoxEx1 = new AccAOI.ImageBoxEx();
this.imageBox = new AccAOI.ImageBoxEx();
this.imageBoxEx1 = new ImageBox();
this.imageBox = new ImageBox();
this.panel1.SuspendLayout();
((System.ComponentModel.ISupportInitialize)(this.maxR)).BeginInit();
((System.ComponentModel.ISupportInitialize)(this.minR)).BeginInit();
......@@ -203,7 +205,7 @@
//
// imageBoxEx1
//
this.imageBoxEx1.DragHandleSize = 9;
//this.imageBoxEx1.DragHandleSize = 9;
this.imageBoxEx1.Location = new System.Drawing.Point(475, 50);
this.imageBoxEx1.Name = "imageBoxEx1";
this.imageBoxEx1.Size = new System.Drawing.Size(230, 159);
......@@ -212,7 +214,7 @@
// imageBox
//
this.imageBox.Dock = System.Windows.Forms.DockStyle.Fill;
this.imageBox.DragHandleSize = 9;
//this.imageBox.DragHandleSize = 9;
this.imageBox.Location = new System.Drawing.Point(0, 0);
this.imageBox.Name = "imageBox";
this.imageBox.SelectionColor = System.Drawing.Color.Empty;
......@@ -258,7 +260,7 @@
#endregion
private System.Windows.Forms.Button buttonOpen;
private ImageBoxEx imageBox;
private ImageBox imageBox;
private System.Windows.Forms.Panel panel1;
private System.Windows.Forms.Label R;
private System.Windows.Forms.NumericUpDown maxR;
......@@ -269,7 +271,7 @@
private System.Windows.Forms.NumericUpDown maxG;
private System.Windows.Forms.NumericUpDown minB;
private System.Windows.Forms.NumericUpDown maxB;
private ImageBoxEx imageBoxEx1;
private ImageBox imageBoxEx1;
private System.Windows.Forms.Label labelCount;
}
}
......
AccAOI/Form1.cs
......@@ -63,11 +63,8 @@ namespace AccAOI
//{
Matrix translateMatrix = new Matrix();
translateMatrix.Translate(100, 0);
RectangleF region = imageBox.SelectionRegion;
GraphicsPath path = new GraphicsPath();
path.AddEllipse(region);
Image threshImage = CutImage(imageBox.Image, path);
Image threshImage = CutImage(imageBox.Image, imageBox.SelectionRegion);
cutImage = threshImage;
imageBoxEx1.Image = threshImage;
}
......
AccAOI/FrmAoiSetting.Designer.cs
namespace AccAOI
using Cyotek.Windows.Forms;
namespace AccAOI
{
partial class FrmAoiSetting
{
......@@ -38,7 +40,7 @@
this.btnGetCameraImg = new Asa.Theme.FlatButton();
this.comType = new Asa.Theme.FlatCombo();
this.panAoi = new System.Windows.Forms.Panel();
this.imageBox1 = new AccAOI.ImageBoxEx();
this.imageBox1 = new ImageBox();
this.SuspendLayout();
//
// aoiList
......@@ -158,7 +160,7 @@
this.imageBox1.Anchor = ((System.Windows.Forms.AnchorStyles)((((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Bottom)
| System.Windows.Forms.AnchorStyles.Left)
| System.Windows.Forms.AnchorStyles.Right)));
this.imageBox1.DragHandleSize = 9;
//this.imageBox1.DragHandleSize = 9;
this.imageBox1.Location = new System.Drawing.Point(625, 40);
this.imageBox1.Name = "imageBox1";
this.imageBox1.SelectionMode = Cyotek.Windows.Forms.ImageBoxSelectionMode.Rectangle;
......@@ -204,7 +206,7 @@
#endregion
private Asa.Theme.FlatList aoiList;
private ImageBoxEx imageBox1;
private ImageBox imageBox1;
private Asa.Theme.FlatButton btnOpenPro;
private Asa.Theme.FlatButton btnSavePro;
private Asa.Theme.FlatButton btnNewAoi;
......
AccAOI/FrmAoiSetting.cs
......@@ -73,11 +73,6 @@ namespace AccAOI
private void btnOpenPro_Click(object sender, EventArgs e)
{
if (this.Img == null)
{
MessageBox.Show("清先打开图片");
return;
}
System.Windows.Forms.OpenFileDialog openDialog = new System.Windows.Forms.OpenFileDialog();
openDialog.Title = "打开项目";
openDialog.Filter = "(*.data)|*.data|(*.*)|*.*";
......@@ -188,7 +183,7 @@ namespace AccAOI
if (method.RoiPath != null)
{
currPath = method.RoiPath;
imageBox1.SelectionRegion = method.RoiPath.GetBounds();
imageBox1.SelectionRegion = method.RoiPath;
Image threshImage = CutImage(imageBox1.Image, currPath);
cutImage = threshImage;
......@@ -227,6 +222,8 @@ namespace AccAOI
if (Project != null)
{
aoiList.ItemClear();
imageBox1.Image = Project.standardImage;
imageBox1.SelectionRegion = new GraphicsPath();
if (Project.methodMap.Count > 0)
{
foreach(string key in Project.methodMap.Keys)
......@@ -273,16 +270,17 @@ namespace AccAOI
Matrix translateMatrix = new Matrix();
translateMatrix.Translate(100, 0);
RectangleF region = imageBox1.SelectionRegion;
currPath = new GraphicsPath();
if (aoiControl.AreaType.Equals(1))
{
currPath.AddRectangle(region);
}
else
{
currPath.AddEllipse(region);
}
//RectangleF region = imageBox1.SelectionRegion;
//currPath = new GraphicsPath();
//if (aoiControl.AreaType.Equals(1))
//{
// currPath.AddRectangle(region);
//}
//else
//{
// currPath.AddEllipse(region);
//}
currPath = imageBox1.SelectionRegion;
Image threshImage = CutImage(imageBox1.Image, currPath);
cutImage = threshImage;
......
AccAOI/control/ABaseControl.Designer.cs
namespace AccAOI.control
using Cyotek.Windows.Forms;
namespace AccAOI.control
{
partial class ABaseControl
{
......@@ -36,7 +38,7 @@
this.btnClearArea = new Asa.Theme.FlatButton();
this.btnSetArea = new Asa.Theme.FlatButton();
this.btnYuan = new Asa.Theme.FlatButton();
this.aoiImage = new AccAOI.ImageBoxEx();
this.aoiImage = new ImageBox();
this.SuspendLayout();
//
// panControl
......@@ -136,7 +138,7 @@
//
this.aoiImage.Anchor = ((System.Windows.Forms.AnchorStyles)(((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Left)
| System.Windows.Forms.AnchorStyles.Right)));
this.aoiImage.DragHandleSize = 9;
//this.aoiImage.DragHandleSize = 9;
this.aoiImage.Location = new System.Drawing.Point(9, 53);
this.aoiImage.Name = "aoiImage";
this.aoiImage.Size = new System.Drawing.Size(288, 182);
......@@ -171,7 +173,7 @@
private Asa.Theme.FlatPanel panControl;
protected Asa.Theme.FlatPanel panParam;
protected Asa.Theme.FlatPanel panResult;
public ImageBoxEx aoiImage;
public ImageBox aoiImage;
private Asa.Theme.FlatButton btnYuan;
}
}
AccAOI/control/ABaseControl.cs
......@@ -32,11 +32,11 @@ namespace AccAOI.control
/// 区域信息
/// </summary>
public GraphicsPath currPath = null;
internal ImageBoxEx BImageBox;
internal ImageBox BImageBox;
internal AoiMethod AoiInfo;
public void SetImageBox(ImageBoxEx box)
public void SetImageBox(ImageBox box)
{
this.BImageBox = box;
}
......@@ -67,7 +67,7 @@ namespace AccAOI.control
private void btnClearArea_Click(object sender, EventArgs e)
{
this.BImageBox.CleearArea();
//this.BImageBox.CleearArea();
this.aoiImage.Image = null;
}
......
AccAOI/imageBoxEx/ImageBoxEx.cs
using Cyotek.Windows.Forms;
using System;
using System.ComponentModel;
using System.Drawing;
using System.Windows.Forms;
//using Cyotek.Windows.Forms;
//using System;
//using System.ComponentModel;
//using System.Drawing;
//using System.Windows.Forms;
namespace AccAOI
{
// Cyotek ImageBox
// Copyright (c) 2010-2014 Cyotek.
// http://cyotek.com
// http://cyotek.com/blog/tag/imagebox
// Licensed under the MIT License. See imagebox-license.txt for the full text.
// If you use this control in your applications, attribution, donations or contributions are welcome.
public class ImageBoxEx : ImageBox
{
public void CleearArea()
{
}
#region Instance Fields
private readonly DragHandleCollection _dragHandles;
private int _dragHandleSize;
private Size _minimumSelectionSize;
#endregion
#region Public Constructors
public ImageBoxEx()
{
_dragHandles = new DragHandleCollection();
this.DragHandleSize = 9;
this.MinimumSelectionSize = Size.Empty;
this.PositionDragHandles();
}
#endregion
#region Events
/// <summary>
/// Occurs when the DragHandleSize property value changes
/// </summary>
[Category("Property Changed")]
public event EventHandler DragHandleSizeChanged;
/// <summary>
/// Occurs when the MinimumSelectionSize property value changes
/// </summary>
[Category("Property Changed")]
public event EventHandler MinimumSelectionSizeChanged;
[Category("Action")]
public event EventHandler SelectionMoved;
[Category("Action")]
public event CancelEventHandler SelectionMoving;
[Category("Action")]
public event EventHandler SelectionResized;
[Category("Action")]
public event CancelEventHandler SelectionResizing;
#endregion
#region Overridden Methods
/// <summary>
/// Raises the <see cref="System.Windows.Forms.Control.MouseDown" /> event.
/// </summary>
/// <param name="e">
/// A <see cref="T:System.Windows.Forms.MouseEventArgs" /> that contains the event data.
/// </param>
protected override void OnMouseDown(MouseEventArgs e)
{
Point imagePoint;
imagePoint = this.PointToImage(e.Location);
if (e.Button == MouseButtons.Left && (this.SelectionRegion.Contains(imagePoint) || this.HitTest(e.Location) != DragHandleAnchor.None))
{
this.DragOrigin = e.Location;
this.DragOriginOffset = new Point(imagePoint.X - (int)this.SelectionRegion.X, imagePoint.Y - (int)this.SelectionRegion.Y);
}
else
{
this.DragOriginOffset = Point.Empty;
this.DragOrigin = Point.Empty;
}
base.OnMouseDown(e);
}
/// <summary>
/// Raises the <see cref="System.Windows.Forms.Control.MouseMove" /> event.
/// </summary>
/// <param name="e">
/// A <see cref="T:System.Windows.Forms.MouseEventArgs" /> that contains the event data.
/// </param>
protected override void OnMouseMove(MouseEventArgs e)
{
// start either a move or a resize operation
if (!this.IsSelecting && !this.IsMoving && !this.IsResizing && e.Button == MouseButtons.Left && !this.DragOrigin.IsEmpty && this.IsOutsideDragZone(e.Location))
{
DragHandleAnchor anchor;
//namespace AccAOI
//{
// // Cyotek ImageBox
// // Copyright (c) 2010-2014 Cyotek.
// // http://cyotek.com
// // http://cyotek.com/blog/tag/imagebox
// // Licensed under the MIT License. See imagebox-license.txt for the full text.
// // If you use this control in your applications, attribution, donations or contributions are welcome.
// public class ImageBoxEx : ImageBox
// {
// public void CleearArea()
// {
// }
// #region Instance Fields
// private readonly DragHandleCollection _dragHandles;
// private int _dragHandleSize;
// private Size _minimumSelectionSize;
// #endregion
// #region Public Constructors
// public ImageBoxEx()
// {
// _dragHandles = new DragHandleCollection();
// this.DragHandleSize = 9;
// this.MinimumSelectionSize = Size.Empty;
// this.PositionDragHandles();
// }
// #endregion
// #region Events
// /// <summary>
// /// Occurs when the DragHandleSize property value changes
// /// </summary>
// [Category("Property Changed")]
// public event EventHandler DragHandleSizeChanged;
// /// <summary>
// /// Occurs when the MinimumSelectionSize property value changes
// /// </summary>
// [Category("Property Changed")]
// public event EventHandler MinimumSelectionSizeChanged;
// [Category("Action")]
// public event EventHandler SelectionMoved;
// [Category("Action")]
// public event CancelEventHandler SelectionMoving;
// [Category("Action")]
// public event EventHandler SelectionResized;
// [Category("Action")]
// public event CancelEventHandler SelectionResizing;
// #endregion
// #region Overridden Methods
// /// <summary>
// /// Raises the <see cref="System.Windows.Forms.Control.MouseDown" /> event.
// /// </summary>
// /// <param name="e">
// /// A <see cref="T:System.Windows.Forms.MouseEventArgs" /> that contains the event data.
// /// </param>
// protected override void OnMouseDown(MouseEventArgs e)
// {
// Point imagePoint;
// imagePoint = this.PointToImage(e.Location);
// if (e.Button == MouseButtons.Left && (this.SelectionRegion.Contains(imagePoint) || this.HitTest(e.Location) != DragHandleAnchor.None))
// {
// this.DragOrigin = e.Location;
// this.DragOriginOffset = new Point(imagePoint.X - (int)this.SelectionRegion.X, imagePoint.Y - (int)this.SelectionRegion.Y);
// }
// else
// {
// this.DragOriginOffset = Point.Empty;
// this.DragOrigin = Point.Empty;
// }
// base.OnMouseDown(e);
// }
// /// <summary>
// /// Raises the <see cref="System.Windows.Forms.Control.MouseMove" /> event.
// /// </summary>
// /// <param name="e">
// /// A <see cref="T:System.Windows.Forms.MouseEventArgs" /> that contains the event data.
// /// </param>
// protected override void OnMouseMove(MouseEventArgs e)
// {
// // start either a move or a resize operation
// if (!this.IsSelecting && !this.IsMoving && !this.IsResizing && e.Button == MouseButtons.Left && !this.DragOrigin.IsEmpty && this.IsOutsideDragZone(e.Location))
// {
// DragHandleAnchor anchor;
anchor = this.HitTest(this.DragOrigin);
// anchor = this.HitTest(this.DragOrigin);
if (anchor == DragHandleAnchor.None)
{
// move
this.StartMove();
}
else if (this.DragHandles[anchor].Enabled && this.DragHandles[anchor].Visible)
{
// resize
this.StartResize(anchor);
}
}
// set the cursor
this.SetCursor(e.Location);
// perform operations
this.ProcessSelectionMove(e.Location);
this.ProcessSelectionResize(e.Location);
base.OnMouseMove(e);
}
/// <summary>
/// Raises the <see cref="System.Windows.Forms.Control.MouseUp" /> event.
/// </summary>
/// <param name="e">
/// A <see cref="T:System.Windows.Forms.MouseEventArgs" /> that contains the event data.
/// </param>
protected override void OnMouseUp(MouseEventArgs e)
{
if (this.IsMoving)
{
this.CompleteMove();
}
else if (this.IsResizing)
{
this.CompleteResize();
}
base.OnMouseUp(e);
}
/// <summary>
/// Raises the <see cref="System.Windows.Forms.Control.Paint" /> event.
/// </summary>
/// <param name="e">
/// A <see cref="T:System.Windows.Forms.PaintEventArgs" /> that contains the event data.
/// </param>
protected override void OnPaint(PaintEventArgs e)
{
base.OnPaint(e);
if (this.AllowPainting && !this.SelectionRegion.IsEmpty)
{
foreach (DragHandle handle in this.DragHandles)
{
if (handle.Visible)
{
this.DrawDragHandle(e.Graphics, handle);
}
}
}
}
/// <summary>
/// Raises the <see cref="System.Windows.Forms.Control.Resize" /> event.
/// </summary>
/// <param name="e">
/// An <see cref="T:System.EventArgs" /> that contains the event data.
/// </param>
protected override void OnResize(EventArgs e)
{
base.OnResize(e);
this.PositionDragHandles();
}
/// <summary>
/// Raises the <see cref="System.Windows.Forms.ScrollableControl.Scroll" /> event.
/// </summary>
/// <param name="se">
/// A <see cref="T:System.Windows.Forms.ScrollEventArgs" /> that contains the event data.
/// </param>
protected override void OnScroll(ScrollEventArgs se)
{
base.OnScroll(se);
this.PositionDragHandles();
}
/// <summary>
/// Raises the <see cref="ImageBox.Selecting" /> event.
/// </summary>
/// <param name="e">
/// The <see cref="System.EventArgs" /> instance containing the event data.
/// </param>
protected override void OnSelecting(ImageBoxCancelEventArgs e)
{
e.Cancel = this.IsMoving || this.IsResizing || this.SelectionRegion.Contains(this.PointToImage(e.Location)) || this.HitTest(e.Location) != DragHandleAnchor.None;
base.OnSelecting(e);
}
/// <summary>
/// Raises the <see cref="ImageBox.SelectionRegionChanged" /> event.
/// </summary>
/// <param name="e">
/// The <see cref="System.EventArgs" /> instance containing the event data.
/// </param>
protected override void OnSelectionRegionChanged(EventArgs e)
{
base.OnSelectionRegionChanged(e);
this.PositionDragHandles();
}
/// <summary>
/// Raises the <see cref="ImageBox.ZoomChanged" /> event.
/// </summary>
/// <param name="e">
/// The <see cref="System.EventArgs" /> instance containing the event data.
/// </param>
protected override void OnZoomChanged(EventArgs e)
{
base.OnZoomChanged(e);
this.PositionDragHandles();
}
/// <summary>
/// Processes a dialog key.
/// </summary>
/// <returns>
/// true if the key was processed by the control; otherwise, false.
/// </returns>
/// <param name="keyData">One of the <see cref="T:System.Windows.Forms.Keys"/> values that represents the key to process. </param>
protected override bool ProcessDialogKey(Keys keyData)
{
bool result;
if (keyData == Keys.Escape && (this.IsResizing || this.IsMoving))
{
if (this.IsResizing)
{
this.CancelResize();
}
else
{
this.CancelMove();
}
result = true;
}
else
{
result = base.ProcessDialogKey(keyData);
}
return result;
}
#endregion
#region Public Properties
[Category("Appearance")]
[DefaultValue(8)]
public virtual int DragHandleSize
{
get { return _dragHandleSize; }
set
{
if (this.DragHandleSize != value)
{
_dragHandleSize = value;
this.OnDragHandleSizeChanged(EventArgs.Empty);
}
}
}
[Browsable(false)]
public DragHandleCollection DragHandles
{
get { return _dragHandles; }
}
[Browsable(false)]
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
public bool IsMoving { get; protected set; }
[Browsable(false)]
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
public bool IsResizing { get; protected set; }
[Category("Behavior")]
[DefaultValue(typeof(Size), "0, 0")]
public virtual Size MinimumSelectionSize
{
get { return _minimumSelectionSize; }
set
{
if (this.MinimumSelectionSize != value)
{
_minimumSelectionSize = value;
this.OnMinimumSelectionSizeChanged(EventArgs.Empty);
}
}
}
[Browsable(false)]
public RectangleF PreviousSelectionRegion { get; protected set; }
#endregion
#region Protected Properties
protected Point DragOrigin { get; set; }
protected Point DragOriginOffset { get; set; }
protected DragHandleAnchor ResizeAnchor { get; set; }
#endregion
#region Public Members
public void CancelResize()
{
this.SelectionRegion = this.PreviousSelectionRegion;
this.CompleteResize();
}
public void StartMove()
{
CancelEventArgs e;
if (this.IsMoving || this.IsResizing)
{
throw new InvalidOperationException("A move or resize action is currently being performed.");
}
e = new CancelEventArgs();
this.OnSelectionMoving(e);
if (!e.Cancel)
{
this.PreviousSelectionRegion = this.SelectionRegion;
this.IsMoving = true;
}
}
#endregion
#region Protected Members
protected virtual void DrawDragHandle(Graphics graphics, DragHandle handle)
{
int left;
int top;
int width;
int height;
Pen outerPen;
Brush innerBrush;
left = handle.Bounds.Left;
top = handle.Bounds.Top;
width = handle.Bounds.Width;
height = handle.Bounds.Height;
if (handle.Enabled)
{
outerPen = SystemPens.WindowFrame;
innerBrush = SystemBrushes.Window;
}
else
{
outerPen = SystemPens.ControlDark;
innerBrush = SystemBrushes.Control;
}
graphics.FillRectangle(innerBrush, left + 1, top + 1, width - 2, height - 2);
graphics.DrawLine(outerPen, left + 1, top, left + width - 2, top);
graphics.DrawLine(outerPen, left, top + 1, left, top + height - 2);
graphics.DrawLine(outerPen, left + 1, top + height - 1, left + width - 2, top + height - 1);
graphics.DrawLine(outerPen, left + width - 1, top + 1, left + width - 1, top + height - 2);
}
/// <summary>
/// Raises the <see cref="DragHandleSizeChanged" /> event.
/// </summary>
/// <param name="e">The <see cref="EventArgs" /> instance containing the event data.</param>
protected virtual void OnDragHandleSizeChanged(EventArgs e)
{
EventHandler handler;
this.PositionDragHandles();
this.Invalidate();
handler = this.DragHandleSizeChanged;
if (handler != null)
{
handler(this, e);
}
}
/// <summary>
/// Raises the <see cref="MinimumSelectionSizeChanged" /> event.
/// </summary>
/// <param name="e">The <see cref="EventArgs" /> instance containing the event data.</param>
protected virtual void OnMinimumSelectionSizeChanged(EventArgs e)
{
EventHandler handler;
handler = this.MinimumSelectionSizeChanged;
if (handler != null)
{
handler(this, e);
}
}
/// <summary>
/// Raises the <see cref="SelectionMoved" /> event.
/// </summary>
/// <param name="e">The <see cref="EventArgs" /> instance containing the event data.</param>
protected virtual void OnSelectionMoved(EventArgs e)
{
EventHandler handler;
handler = this.SelectionMoved;
if (handler != null)
{
handler(this, e);
}
}
/// <summary>
/// Raises the <see cref="SelectionMoving" /> event.
/// </summary>
/// <param name="e">The <see cref="EventArgs" /> instance containing the event data.</param>
protected virtual void OnSelectionMoving(CancelEventArgs e)
{
CancelEventHandler handler;
handler = this.SelectionMoving;
if (handler != null)
{
handler(this, e);
}
}
/// <summary>
/// Raises the <see cref="SelectionResized" /> event.
/// </summary>
/// <param name="e">The <see cref="EventArgs" /> instance containing the event data.</param>
protected virtual void OnSelectionResized(EventArgs e)
{
EventHandler handler;
handler = this.SelectionResized;
if (handler != null)
{
handler(this, e);
}
}
/// <summary>
/// Raises the <see cref="SelectionResizing" /> event.
/// </summary>
/// <param name="e">The <see cref="EventArgs" /> instance containing the event data.</param>
protected virtual void OnSelectionResizing(CancelEventArgs e)
{
CancelEventHandler handler;
handler = this.SelectionResizing;
if (handler != null)
{
handler(this, e);
}
}
#endregion
#region Private Members
private void CancelMove()
{
this.SelectionRegion = this.PreviousSelectionRegion;
this.CompleteMove();
}
private void CompleteMove()
{
this.ResetDrag();
this.OnSelectionMoved(EventArgs.Empty);
}
private void CompleteResize()
{
this.ResetDrag();
this.OnSelectionResized(EventArgs.Empty);
}
private DragHandleAnchor HitTest(Point cursorPosition)
{
return this.DragHandles.HitTest(cursorPosition);
}
private bool IsOutsideDragZone(Point location)
{
Rectangle dragZone;
int dragWidth;
int dragHeight;
dragWidth = SystemInformation.DragSize.Width;
dragHeight = SystemInformation.DragSize.Height;
dragZone = new Rectangle(this.DragOrigin.X - (dragWidth / 2), this.DragOrigin.Y - (dragHeight / 2), dragWidth, dragHeight);
return !dragZone.Contains(location);
}
private void PositionDragHandles()
{
if (this.DragHandles != null && this.DragHandleSize > 0)
{
if (this.SelectionRegion.IsEmpty)
{
foreach (DragHandle handle in this.DragHandles)
{
handle.Bounds = Rectangle.Empty;
}
}
else
{
int left;
int top;
int right;
int bottom;
int halfWidth;
int halfHeight;
int halfDragHandleSize;
Rectangle viewport;
int offsetX;
int offsetY;
viewport = this.GetImageViewPort();
offsetX = viewport.Left + this.Padding.Left + this.AutoScrollPosition.X;
offsetY = viewport.Top + this.Padding.Top + this.AutoScrollPosition.Y;
halfDragHandleSize = this.DragHandleSize / 2;
left = Convert.ToInt32((this.SelectionRegion.Left * this.ZoomFactor) + offsetX);
top = Convert.ToInt32((this.SelectionRegion.Top * this.ZoomFactor) + offsetY);
right = left + Convert.ToInt32(this.SelectionRegion.Width * this.ZoomFactor);
bottom = top + Convert.ToInt32(this.SelectionRegion.Height * this.ZoomFactor);
halfWidth = Convert.ToInt32(this.SelectionRegion.Width * this.ZoomFactor) / 2;
halfHeight = Convert.ToInt32(this.SelectionRegion.Height * this.ZoomFactor) / 2;
this.DragHandles[DragHandleAnchor.TopLeft].Bounds = new Rectangle(left - this.DragHandleSize, top - this.DragHandleSize, this.DragHandleSize, this.DragHandleSize);
this.DragHandles[DragHandleAnchor.TopCenter].Bounds = new Rectangle(left + halfWidth - halfDragHandleSize, top - this.DragHandleSize, this.DragHandleSize, this.DragHandleSize);
this.DragHandles[DragHandleAnchor.TopRight].Bounds = new Rectangle(right, top - this.DragHandleSize, this.DragHandleSize, this.DragHandleSize);
this.DragHandles[DragHandleAnchor.MiddleLeft].Bounds = new Rectangle(left - this.DragHandleSize, top + halfHeight - halfDragHandleSize, this.DragHandleSize, this.DragHandleSize);
this.DragHandles[DragHandleAnchor.MiddleRight].Bounds = new Rectangle(right, top + halfHeight - halfDragHandleSize, this.DragHandleSize, this.DragHandleSize);
this.DragHandles[DragHandleAnchor.BottomLeft].Bounds = new Rectangle(left - this.DragHandleSize, bottom, this.DragHandleSize, this.DragHandleSize);
this.DragHandles[DragHandleAnchor.BottomCenter].Bounds = new Rectangle(left + halfWidth - halfDragHandleSize, bottom, this.DragHandleSize, this.DragHandleSize);
this.DragHandles[DragHandleAnchor.BottomRight].Bounds = new Rectangle(right, bottom, this.DragHandleSize, this.DragHandleSize);
this.DragHandles[DragHandleAnchor.MiddleCenter].Bounds = new Rectangle(left + halfWidth - halfDragHandleSize, top + halfHeight - halfDragHandleSize, this.DragHandleSize, this.DragHandleSize);
}
}
}
private void ProcessSelectionMove(Point cursorPosition)
{
if (this.IsMoving)
{
int x;
int y;
Point imagePoint;
imagePoint = this.PointToImage(cursorPosition, true);
x = Math.Max(0, imagePoint.X - this.DragOriginOffset.X);
if (x + this.SelectionRegion.Width >= this.ViewSize.Width)
{
x = this.ViewSize.Width - (int)this.SelectionRegion.Width;
}
y = Math.Max(0, imagePoint.Y - this.DragOriginOffset.Y);
if (y + this.SelectionRegion.Height >= this.ViewSize.Height)
{
y = this.ViewSize.Height - (int)this.SelectionRegion.Height;
}
this.SelectionRegion = new RectangleF(x, y, this.SelectionRegion.Width, this.SelectionRegion.Height);
}
}
private void ProcessSelectionResize(Point cursorPosition)
{
if (this.IsResizing)
{
Point imagePosition;
float left;
float top;
float right;
float bottom;
bool resizingTopEdge;
bool resizingBottomEdge;
bool resizingLeftEdge;
bool resizingRightEdge;
imagePosition = this.PointToImage(cursorPosition, true);
// get the current selection
left = this.SelectionRegion.Left;
top = this.SelectionRegion.Top;
right = this.SelectionRegion.Right;
bottom = this.SelectionRegion.Bottom;
// decide which edges we're resizing
resizingTopEdge = this.ResizeAnchor >= DragHandleAnchor.TopLeft && this.ResizeAnchor <= DragHandleAnchor.TopRight;
resizingBottomEdge = this.ResizeAnchor >= DragHandleAnchor.BottomLeft && this.ResizeAnchor <= DragHandleAnchor.BottomRight;
resizingLeftEdge = this.ResizeAnchor == DragHandleAnchor.TopLeft || this.ResizeAnchor == DragHandleAnchor.MiddleLeft || this.ResizeAnchor == DragHandleAnchor.BottomLeft;
resizingRightEdge = this.ResizeAnchor == DragHandleAnchor.TopRight || this.ResizeAnchor == DragHandleAnchor.MiddleRight || this.ResizeAnchor == DragHandleAnchor.BottomRight;
// and resize!
if (resizingTopEdge)
{
top = imagePosition.Y;
if (bottom - top < this.MinimumSelectionSize.Height)
{
top = bottom - this.MinimumSelectionSize.Height;
}
}
else if (resizingBottomEdge)
{
bottom = imagePosition.Y;
if (bottom - top < this.MinimumSelectionSize.Height)
{
bottom = top + this.MinimumSelectionSize.Height;
}
}
if (resizingLeftEdge)
{
left = imagePosition.X;
if (right - left < this.MinimumSelectionSize.Width)
{
left = right - this.MinimumSelectionSize.Width;
}
}
else if (resizingRightEdge)
{
right = imagePosition.X;
if (right - left < this.MinimumSelectionSize.Width)
{
right = left + this.MinimumSelectionSize.Width;
}
}
this.SelectionRegion = new RectangleF(left, top, right - left, bottom - top);
}
}
private void ResetDrag()
{
this.IsResizing = false;
this.IsMoving = false;
this.DragOrigin = Point.Empty;
this.DragOriginOffset = Point.Empty;
}
private void SetCursor(Point point)
{
Cursor cursor;
if (this.IsSelecting)
{
cursor = Cursors.Default;
}
else
{
DragHandleAnchor handleAnchor;
handleAnchor = this.IsResizing ? this.ResizeAnchor : this.HitTest(point);
if (handleAnchor != DragHandleAnchor.None && this.DragHandles[handleAnchor].Enabled)
{
switch (handleAnchor)
{
case DragHandleAnchor.TopLeft:
case DragHandleAnchor.BottomRight:
cursor = Cursors.SizeNWSE;
break;
case DragHandleAnchor.TopCenter:
case DragHandleAnchor.BottomCenter:
cursor = Cursors.SizeNS;
break;
case DragHandleAnchor.TopRight:
case DragHandleAnchor.BottomLeft:
cursor = Cursors.SizeNESW;
break;
case DragHandleAnchor.MiddleLeft:
case DragHandleAnchor.MiddleRight:
cursor = Cursors.SizeWE;
break;
case DragHandleAnchor.MiddleCenter:
cursor = Cursors.Cross;
break;
default:
throw new ArgumentOutOfRangeException();
}
}
else if (this.IsMoving || this.SelectionRegion.Contains(this.PointToImage(point)))
{
cursor = Cursors.SizeAll;
}
else
{
cursor = Cursors.Default;
}
}
this.Cursor = cursor;
}
private void StartResize(DragHandleAnchor anchor)
{
CancelEventArgs e;
if (this.IsMoving || this.IsResizing)
{
throw new InvalidOperationException("A move or resize action is currently being performed.");
}
e = new CancelEventArgs();
this.OnSelectionResizing(e);
if (!e.Cancel)
{
this.ResizeAnchor = anchor;
this.PreviousSelectionRegion = this.SelectionRegion;
this.IsResizing = true;
}
}
#endregion
}
}
// if (anchor == DragHandleAnchor.None)
// {
// // move
// this.StartMove();
// }
// else if (this.DragHandles[anchor].Enabled && this.DragHandles[anchor].Visible)
// {
// // resize
// this.StartResize(anchor);
// }
// }
// // set the cursor
// this.SetCursor(e.Location);
// // perform operations
// this.ProcessSelectionMove(e.Location);
// this.ProcessSelectionResize(e.Location);
// base.OnMouseMove(e);
// }
// /// <summary>
// /// Raises the <see cref="System.Windows.Forms.Control.MouseUp" /> event.
// /// </summary>
// /// <param name="e">
// /// A <see cref="T:System.Windows.Forms.MouseEventArgs" /> that contains the event data.
// /// </param>
// protected override void OnMouseUp(MouseEventArgs e)
// {
// if (this.IsMoving)
// {
// this.CompleteMove();
// }
// else if (this.IsResizing)
// {
// this.CompleteResize();
// }
// base.OnMouseUp(e);
// }
// /// <summary>
// /// Raises the <see cref="System.Windows.Forms.Control.Paint" /> event.
// /// </summary>
// /// <param name="e">
// /// A <see cref="T:System.Windows.Forms.PaintEventArgs" /> that contains the event data.
// /// </param>
// protected override void OnPaint(PaintEventArgs e)
// {
// base.OnPaint(e);
// if (this.AllowPainting && !this.SelectionRegion.IsEmpty)
// {
// foreach (DragHandle handle in this.DragHandles)
// {
// if (handle.Visible)
// {
// this.DrawDragHandle(e.Graphics, handle);
// }
// }
// }
// }
// /// <summary>
// /// Raises the <see cref="System.Windows.Forms.Control.Resize" /> event.
// /// </summary>
// /// <param name="e">
// /// An <see cref="T:System.EventArgs" /> that contains the event data.
// /// </param>
// protected override void OnResize(EventArgs e)
// {
// base.OnResize(e);
// this.PositionDragHandles();
// }
// /// <summary>
// /// Raises the <see cref="System.Windows.Forms.ScrollableControl.Scroll" /> event.
// /// </summary>
// /// <param name="se">
// /// A <see cref="T:System.Windows.Forms.ScrollEventArgs" /> that contains the event data.
// /// </param>
// protected override void OnScroll(ScrollEventArgs se)
// {
// base.OnScroll(se);
// this.PositionDragHandles();
// }
// /// <summary>
// /// Raises the <see cref="ImageBox.Selecting" /> event.
// /// </summary>
// /// <param name="e">
// /// The <see cref="System.EventArgs" /> instance containing the event data.
// /// </param>
// protected override void OnSelecting(ImageBoxCancelEventArgs e)
// {
// e.Cancel = this.IsMoving || this.IsResizing || this.SelectionRegion.Contains(this.PointToImage(e.Location)) || this.HitTest(e.Location) != DragHandleAnchor.None;
// base.OnSelecting(e);
// }
// /// <summary>
// /// Raises the <see cref="ImageBox.SelectionRegionChanged" /> event.
// /// </summary>
// /// <param name="e">
// /// The <see cref="System.EventArgs" /> instance containing the event data.
// /// </param>
// protected override void OnSelectionRegionChanged(EventArgs e)
// {
// base.OnSelectionRegionChanged(e);
// this.PositionDragHandles();
// }
// /// <summary>
// /// Raises the <see cref="ImageBox.ZoomChanged" /> event.
// /// </summary>
// /// <param name="e">
// /// The <see cref="System.EventArgs" /> instance containing the event data.
// /// </param>
// protected override void OnZoomChanged(EventArgs e)
// {
// base.OnZoomChanged(e);
// this.PositionDragHandles();
// }
// /// <summary>
// /// Processes a dialog key.
// /// </summary>
// /// <returns>
// /// true if the key was processed by the control; otherwise, false.
// /// </returns>
// /// <param name="keyData">One of the <see cref="T:System.Windows.Forms.Keys"/> values that represents the key to process. </param>
// protected override bool ProcessDialogKey(Keys keyData)
// {
// bool result;
// if (keyData == Keys.Escape && (this.IsResizing || this.IsMoving))
// {
// if (this.IsResizing)
// {
// this.CancelResize();
// }
// else
// {
// this.CancelMove();
// }
// result = true;
// }
// else
// {
// result = base.ProcessDialogKey(keyData);
// }
// return result;
// }
// #endregion
// #region Public Properties
// [Category("Appearance")]
// [DefaultValue(8)]
// public virtual int DragHandleSize
// {
// get { return _dragHandleSize; }
// set
// {
// if (this.DragHandleSize != value)
// {
// _dragHandleSize = value;
// this.OnDragHandleSizeChanged(EventArgs.Empty);
// }
// }
// }
// [Browsable(false)]
// public DragHandleCollection DragHandles
// {
// get { return _dragHandles; }
// }
// [Browsable(false)]
// [DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
// public bool IsMoving { get; protected set; }
// [Browsable(false)]
// [DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
// public bool IsResizing { get; protected set; }
// [Category("Behavior")]
// [DefaultValue(typeof(Size), "0, 0")]
// public virtual Size MinimumSelectionSize
// {
// get { return _minimumSelectionSize; }
// set
// {
// if (this.MinimumSelectionSize != value)
// {
// _minimumSelectionSize = value;
// this.OnMinimumSelectionSizeChanged(EventArgs.Empty);
// }
// }
// }
// [Browsable(false)]
// public RectangleF PreviousSelectionRegion { get; protected set; }
// #endregion
// #region Protected Properties
// protected Point DragOrigin { get; set; }
// protected Point DragOriginOffset { get; set; }
// protected DragHandleAnchor ResizeAnchor { get; set; }
// #endregion
// #region Public Members
// public void CancelResize()
// {
// this.SelectionRegion = this.PreviousSelectionRegion;
// this.CompleteResize();
// }
// public void StartMove()
// {
// CancelEventArgs e;
// if (this.IsMoving || this.IsResizing)
// {
// throw new InvalidOperationException("A move or resize action is currently being performed.");
// }
// e = new CancelEventArgs();
// this.OnSelectionMoving(e);
// if (!e.Cancel)
// {
// this.PreviousSelectionRegion = this.SelectionRegion;
// this.IsMoving = true;
// }
// }
// #endregion
// #region Protected Members
// protected virtual void DrawDragHandle(Graphics graphics, DragHandle handle)
// {
// int left;
// int top;
// int width;
// int height;
// Pen outerPen;
// Brush innerBrush;
// left = handle.Bounds.Left;
// top = handle.Bounds.Top;
// width = handle.Bounds.Width;
// height = handle.Bounds.Height;
// if (handle.Enabled)
// {
// outerPen = SystemPens.WindowFrame;
// innerBrush = SystemBrushes.Window;
// }
// else
// {
// outerPen = SystemPens.ControlDark;
// innerBrush = SystemBrushes.Control;
// }
// graphics.FillRectangle(innerBrush, left + 1, top + 1, width - 2, height - 2);
// graphics.DrawLine(outerPen, left + 1, top, left + width - 2, top);
// graphics.DrawLine(outerPen, left, top + 1, left, top + height - 2);
// graphics.DrawLine(outerPen, left + 1, top + height - 1, left + width - 2, top + height - 1);
// graphics.DrawLine(outerPen, left + width - 1, top + 1, left + width - 1, top + height - 2);
// }
// /// <summary>
// /// Raises the <see cref="DragHandleSizeChanged" /> event.
// /// </summary>
// /// <param name="e">The <see cref="EventArgs" /> instance containing the event data.</param>
// protected virtual void OnDragHandleSizeChanged(EventArgs e)
// {
// EventHandler handler;
// this.PositionDragHandles();
// this.Invalidate();
// handler = this.DragHandleSizeChanged;
// if (handler != null)
// {
// handler(this, e);
// }
// }
// /// <summary>
// /// Raises the <see cref="MinimumSelectionSizeChanged" /> event.
// /// </summary>
// /// <param name="e">The <see cref="EventArgs" /> instance containing the event data.</param>
// protected virtual void OnMinimumSelectionSizeChanged(EventArgs e)
// {
// EventHandler handler;
// handler = this.MinimumSelectionSizeChanged;
// if (handler != null)
// {
// handler(this, e);
// }
// }
// /// <summary>
// /// Raises the <see cref="SelectionMoved" /> event.
// /// </summary>
// /// <param name="e">The <see cref="EventArgs" /> instance containing the event data.</param>
// protected virtual void OnSelectionMoved(EventArgs e)
// {
// EventHandler handler;
// handler = this.SelectionMoved;
// if (handler != null)
// {
// handler(this, e);
// }
// }
// /// <summary>
// /// Raises the <see cref="SelectionMoving" /> event.
// /// </summary>
// /// <param name="e">The <see cref="EventArgs" /> instance containing the event data.</param>
// protected virtual void OnSelectionMoving(CancelEventArgs e)
// {
// CancelEventHandler handler;
// handler = this.SelectionMoving;
// if (handler != null)
// {
// handler(this, e);
// }
// }
// /// <summary>
// /// Raises the <see cref="SelectionResized" /> event.
// /// </summary>
// /// <param name="e">The <see cref="EventArgs" /> instance containing the event data.</param>
// protected virtual void OnSelectionResized(EventArgs e)
// {
// EventHandler handler;
// handler = this.SelectionResized;
// if (handler != null)
// {
// handler(this, e);
// }
// }
// /// <summary>
// /// Raises the <see cref="SelectionResizing" /> event.
// /// </summary>
// /// <param name="e">The <see cref="EventArgs" /> instance containing the event data.</param>
// protected virtual void OnSelectionResizing(CancelEventArgs e)
// {
// CancelEventHandler handler;
// handler = this.SelectionResizing;
// if (handler != null)
// {
// handler(this, e);
// }
// }
// #endregion
// #region Private Members
// private void CancelMove()
// {
// this.SelectionRegion = this.PreviousSelectionRegion;
// this.CompleteMove();
// }
// private void CompleteMove()
// {
// this.ResetDrag();
// this.OnSelectionMoved(EventArgs.Empty);
// }
// private void CompleteResize()
// {
// this.ResetDrag();
// this.OnSelectionResized(EventArgs.Empty);
// }
// private DragHandleAnchor HitTest(Point cursorPosition)
// {
// return this.DragHandles.HitTest(cursorPosition);
// }
// private bool IsOutsideDragZone(Point location)
// {
// Rectangle dragZone;
// int dragWidth;
// int dragHeight;
// dragWidth = SystemInformation.DragSize.Width;
// dragHeight = SystemInformation.DragSize.Height;
// dragZone = new Rectangle(this.DragOrigin.X - (dragWidth / 2), this.DragOrigin.Y - (dragHeight / 2), dragWidth, dragHeight);
// return !dragZone.Contains(location);
// }
// private void PositionDragHandles()
// {
// if (this.DragHandles != null && this.DragHandleSize > 0)
// {
// if (this.SelectionRegion.IsEmpty)
// {
// foreach (DragHandle handle in this.DragHandles)
// {
// handle.Bounds = Rectangle.Empty;
// }
// }
// else
// {
// int left;
// int top;
// int right;
// int bottom;
// int halfWidth;
// int halfHeight;
// int halfDragHandleSize;
// Rectangle viewport;
// int offsetX;
// int offsetY;
// viewport = this.GetImageViewPort();
// offsetX = viewport.Left + this.Padding.Left + this.AutoScrollPosition.X;
// offsetY = viewport.Top + this.Padding.Top + this.AutoScrollPosition.Y;
// halfDragHandleSize = this.DragHandleSize / 2;
// left = Convert.ToInt32((this.SelectionRegion.Left * this.ZoomFactor) + offsetX);
// top = Convert.ToInt32((this.SelectionRegion.Top * this.ZoomFactor) + offsetY);
// right = left + Convert.ToInt32(this.SelectionRegion.Width * this.ZoomFactor);
// bottom = top + Convert.ToInt32(this.SelectionRegion.Height * this.ZoomFactor);
// halfWidth = Convert.ToInt32(this.SelectionRegion.Width * this.ZoomFactor) / 2;
// halfHeight = Convert.ToInt32(this.SelectionRegion.Height * this.ZoomFactor) / 2;
// this.DragHandles[DragHandleAnchor.TopLeft].Bounds = new Rectangle(left - this.DragHandleSize, top - this.DragHandleSize, this.DragHandleSize, this.DragHandleSize);
// this.DragHandles[DragHandleAnchor.TopCenter].Bounds = new Rectangle(left + halfWidth - halfDragHandleSize, top - this.DragHandleSize, this.DragHandleSize, this.DragHandleSize);
// this.DragHandles[DragHandleAnchor.TopRight].Bounds = new Rectangle(right, top - this.DragHandleSize, this.DragHandleSize, this.DragHandleSize);
// this.DragHandles[DragHandleAnchor.MiddleLeft].Bounds = new Rectangle(left - this.DragHandleSize, top + halfHeight - halfDragHandleSize, this.DragHandleSize, this.DragHandleSize);
// this.DragHandles[DragHandleAnchor.MiddleRight].Bounds = new Rectangle(right, top + halfHeight - halfDragHandleSize, this.DragHandleSize, this.DragHandleSize);
// this.DragHandles[DragHandleAnchor.BottomLeft].Bounds = new Rectangle(left - this.DragHandleSize, bottom, this.DragHandleSize, this.DragHandleSize);
// this.DragHandles[DragHandleAnchor.BottomCenter].Bounds = new Rectangle(left + halfWidth - halfDragHandleSize, bottom, this.DragHandleSize, this.DragHandleSize);
// this.DragHandles[DragHandleAnchor.BottomRight].Bounds = new Rectangle(right, bottom, this.DragHandleSize, this.DragHandleSize);
// this.DragHandles[DragHandleAnchor.MiddleCenter].Bounds = new Rectangle(left + halfWidth - halfDragHandleSize, top + halfHeight - halfDragHandleSize, this.DragHandleSize, this.DragHandleSize);
// }
// }
// }
// private void ProcessSelectionMove(Point cursorPosition)
// {
// if (this.IsMoving)
// {
// int x;
// int y;
// Point imagePoint;
// imagePoint = this.PointToImage(cursorPosition, true);
// x = Math.Max(0, imagePoint.X - this.DragOriginOffset.X);
// if (x + this.SelectionRegion.Width >= this.ViewSize.Width)
// {
// x = this.ViewSize.Width - (int)this.SelectionRegion.Width;
// }
// y = Math.Max(0, imagePoint.Y - this.DragOriginOffset.Y);
// if (y + this.SelectionRegion.Height >= this.ViewSize.Height)
// {
// y = this.ViewSize.Height - (int)this.SelectionRegion.Height;
// }
// this.SelectionRegion = new RectangleF(x, y, this.SelectionRegion.Width, this.SelectionRegion.Height);
// }
// }
// private void ProcessSelectionResize(Point cursorPosition)
// {
// if (this.IsResizing)
// {
// Point imagePosition;
// float left;
// float top;
// float right;
// float bottom;
// bool resizingTopEdge;
// bool resizingBottomEdge;
// bool resizingLeftEdge;
// bool resizingRightEdge;
// imagePosition = this.PointToImage(cursorPosition, true);
// // get the current selection
// left = this.SelectionRegion.Left;
// top = this.SelectionRegion.Top;
// right = this.SelectionRegion.Right;
// bottom = this.SelectionRegion.Bottom;
// // decide which edges we're resizing
// resizingTopEdge = this.ResizeAnchor >= DragHandleAnchor.TopLeft && this.ResizeAnchor <= DragHandleAnchor.TopRight;
// resizingBottomEdge = this.ResizeAnchor >= DragHandleAnchor.BottomLeft && this.ResizeAnchor <= DragHandleAnchor.BottomRight;
// resizingLeftEdge = this.ResizeAnchor == DragHandleAnchor.TopLeft || this.ResizeAnchor == DragHandleAnchor.MiddleLeft || this.ResizeAnchor == DragHandleAnchor.BottomLeft;
// resizingRightEdge = this.ResizeAnchor == DragHandleAnchor.TopRight || this.ResizeAnchor == DragHandleAnchor.MiddleRight || this.ResizeAnchor == DragHandleAnchor.BottomRight;
// // and resize!
// if (resizingTopEdge)
// {
// top = imagePosition.Y;
// if (bottom - top < this.MinimumSelectionSize.Height)
// {
// top = bottom - this.MinimumSelectionSize.Height;
// }
// }
// else if (resizingBottomEdge)
// {
// bottom = imagePosition.Y;
// if (bottom - top < this.MinimumSelectionSize.Height)
// {
// bottom = top + this.MinimumSelectionSize.Height;
// }
// }
// if (resizingLeftEdge)
// {
// left = imagePosition.X;
// if (right - left < this.MinimumSelectionSize.Width)
// {
// left = right - this.MinimumSelectionSize.Width;
// }
// }
// else if (resizingRightEdge)
// {
// right = imagePosition.X;
// if (right - left < this.MinimumSelectionSize.Width)
// {
// right = left + this.MinimumSelectionSize.Width;
// }
// }
// this.SelectionRegion = new RectangleF(left, top, right - left, bottom - top);
// }
// }
// private void ResetDrag()
// {
// this.IsResizing = false;
// this.IsMoving = false;
// this.DragOrigin = Point.Empty;
// this.DragOriginOffset = Point.Empty;
// }
// private void SetCursor(Point point)
// {
// Cursor cursor;
// if (this.IsSelecting)
// {
// cursor = Cursors.Default;
// }
// else
// {
// DragHandleAnchor handleAnchor;
// handleAnchor = this.IsResizing ? this.ResizeAnchor : this.HitTest(point);
// if (handleAnchor != DragHandleAnchor.None && this.DragHandles[handleAnchor].Enabled)
// {
// switch (handleAnchor)
// {
// case DragHandleAnchor.TopLeft:
// case DragHandleAnchor.BottomRight:
// cursor = Cursors.SizeNWSE;
// break;
// case DragHandleAnchor.TopCenter:
// case DragHandleAnchor.BottomCenter:
// cursor = Cursors.SizeNS;
// break;
// case DragHandleAnchor.TopRight:
// case DragHandleAnchor.BottomLeft:
// cursor = Cursors.SizeNESW;
// break;
// case DragHandleAnchor.MiddleLeft:
// case DragHandleAnchor.MiddleRight:
// cursor = Cursors.SizeWE;
// break;
// case DragHandleAnchor.MiddleCenter:
// cursor = Cursors.Cross;
// break;
// default:
// throw new ArgumentOutOfRangeException();
// }
// }
// else if (this.IsMoving || this.SelectionRegion.Contains(this.PointToImage(point)))
// {
// cursor = Cursors.SizeAll;
// }
// else
// {
// cursor = Cursors.Default;
// }
// }
// this.Cursor = cursor;
// }
// private void StartResize(DragHandleAnchor anchor)
// {
// CancelEventArgs e;
// if (this.IsMoving || this.IsResizing)
// {
// throw new InvalidOperationException("A move or resize action is currently being performed.");
// }
// e = new CancelEventArgs();
// this.OnSelectionResizing(e);
// if (!e.Cancel)
// {
// this.ResizeAnchor = anchor;
// this.PreviousSelectionRegion = this.SelectionRegion;
// this.IsResizing = true;
// }
// }
// #endregion
// }
//}
ImageBox/ImageBox.cs
......@@ -895,7 +895,7 @@ namespace Cyotek.Windows.Forms
// draw the selection
if (this.SelectionRegion.PointCount > 0)
if (this.SelectionRegion != null && this.SelectionRegion.PointCount > 0)
{
this.DrawSelection(e);
}
......
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