Files
Groupware/Sub/StaffLayoutCtl/grid.cs
2018-07-23 17:35:21 +09:00

337 lines
12 KiB
C#

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
namespace StaffLayoutCtl
{
public partial class grid : Control
{
public Boolean DeveloperMode = true;
private Point GridCount = new Point(30, 20);
private CGrid[,] gridrect = null;
public grid()
{
InitializeComponent();
// Set Optimized Double Buffer to reduce flickering
this.SetStyle(ControlStyles.UserPaint, true);
this.SetStyle(ControlStyles.AllPaintingInWmPaint, true);
this.SetStyle(ControlStyles.OptimizedDoubleBuffer, true);
this.SetStyle(ControlStyles.SupportsTransparentBackColor, true);
// Redraw when resized
this.SetStyle(ControlStyles.ResizeRedraw, true);
this.Resize += arLabel_Resize;
this.MouseDown += grid_MouseDown;
this.MouseMove += grid_MouseMove;
this.MouseUp += grid_MouseUp;
gridrect = new CGrid[GridCount.X, GridCount.Y];
}
void grid_MouseUp(object sender, MouseEventArgs e)
{
Boolean bOK = false;
if(mousedn && mouseDrag && selectindex != -1 && diffrect != RectangleF.Empty)
{
if(Math.Abs(mousediff.X) >= 10 && Math.Abs(mousediff.Y) >= 10)
{
//좌측코드가 속한 row,col 값으로 이동한다.
for(int i = 0; i<= gridrect.GetUpperBound(0);i++)
{
for (int j = 0; j <= gridrect.GetUpperBound(1); j++)
{
var grid = this.gridrect[i, j];
if(grid.Rect.Contains( diffrect.Location ))
{
var item = this.Items[selectindex];
item.Row = grid.Row;
item.Col = grid.Col;
bOK = true;
break;
}
}
if (bOK) break;
}
}
}
mousedn = false;
mouseDrag = false;
this.Invalidate();
}
void grid_MouseMove(object sender, MouseEventArgs e)
{
mousepos = e.Location;
if (mousedn) mouseDrag = true;
else mouseDrag = false;
//선택개체 위로 오면 마우스 모양을 변경한다.
if (selectindex < 0)
{
if (this.Cursor != Cursors.Arrow)
{
this.Cursor = Cursors.Arrow;
this.Invalidate();
}
}
else
{
var item = Items[selectindex];
//중앙부에 있다면 이동형 핸드를
//외곽에 있다면 크기 조정용 을 표시한다.
//크기조정용 영역을 게산한다.
RectangleF rectt = new RectangleF(item.Rect.Left, item.Rect.Top - 10, item.Rect.Width, 20);
RectangleF rectb = new RectangleF(item.Rect.Left, item.Rect.Bottom - 10, item.Rect.Height, 20);
RectangleF rectl = new RectangleF(item.Rect.Left - 10, item.Rect.Top, 20, item.Rect.Height);
RectangleF rectr = new RectangleF(item.Rect.Right - 10, item.Rect.Top, 20, item.Rect.Height);
if (rectt.Contains(e.Location))
{
if (this.Cursor != Cursors.PanNorth)
{
this.Cursor = Cursors.PanNorth;
this.Invalidate();
}
}
else if (rectb.Contains(e.Location))
{
if (this.Cursor != Cursors.PanSouth)
{
this.Cursor = Cursors.PanSouth;
this.Invalidate();
}
}
else if (rectl.Contains(e.Location))
{
if (this.Cursor != Cursors.PanWest)
{
this.Cursor = Cursors.PanWest;
this.Invalidate();
}
}
else if (rectr.Contains(e.Location))
{
if (this.Cursor != Cursors.PanEast)
{
this.Cursor = Cursors.PanEast;
this.Invalidate();
}
}
else if (item.Rect.Contains(e.Location))
{
if (this.Cursor != Cursors.Hand)
{
this.Cursor = Cursors.Hand;
this.Invalidate();
}
}
else
{
if (this.Cursor != Cursors.Arrow)
{
this.Cursor = Cursors.Arrow;
this.Invalidate();
}
else
{
if (mousedn)
{
}
}
}
this.Invalidate(); //화면이 업데이트되도록 함
}
}
Boolean mouseDrag = false;
Boolean mousedn = false;
Point mousednpos = Point.Empty;
Point mousepos = Point.Empty;
int selectindex = -1;
void grid_MouseDown(object sender, MouseEventArgs e)
{
mousedn = true;
//save down point
mousednpos = e.Location;
//선택된 아이템을 찾아야한다.
Boolean selected = false;
int r = 0;
int c = 0;
for (int i = 0; i < Items.Count; i++)
{
var item = Items[i];
if (item.Rect.Contains(e.Location))
{
selectindex = i;
selected = true;
r = item.Row;
c = item.Col;
selectRect = item.Rect;
//다른 아이템의 선택을 해제한다.
Console.WriteLine(string.Format("select item : {0}/{1}", item.Row, item.Col));
break;
}
}
if (selected)
{
foreach (var item in Items)
{
if (item.Row == r && item.Col == c) item.Select = true;
else item.Select = false;
}
}
else
{
selectindex = -1;
var selitem = Items.Where(t => t.Select);
foreach (var item in selitem)
item.Select = false;
}
Invalidate();
}
void arLabel_Resize(object sender, EventArgs e)
{
Make_Grid();
Invalidate();
}
Point mousediff = Point.Empty;
RectangleF diffrect = RectangleF.Empty;
protected override void OnPaint(PaintEventArgs pe)
{
base.OnPaint(pe);
Draw_Grid(pe.Graphics);
Draw_Item(pe.Graphics);
if (mouseDrag && mousedn && selectindex != -1 && mousednpos != Point.Empty)
{
mousediff = new Point(mousepos.X - mousednpos.X, mousepos.Y - mousednpos.Y);
//이동영역을
diffrect = new RectangleF(selectRect.Left + mousediff.X,
selectRect.Top + mousediff.Y,
selectRect.Width, selectRect.Height);
using(SolidBrush sb = new SolidBrush(Color.FromArgb(100,Color.Gray)))
{
pe.Graphics.FillRectangle(sb, diffrect);
}
pe.Graphics.DrawRectangle(Pens.DimGray, diffrect.Left, diffrect.Top, diffrect.Width, diffrect.Height);
}
Draw_Debug(pe.Graphics);
}
void Draw_Debug(Graphics g)
{
System.Text.StringBuilder sb = new StringBuilder();
sb.AppendLine("diff = " + mousediff.ToString());
sb.AppendLine("drag : " + mouseDrag.ToString());
sb.AppendLine("mouse down : " + mousedn.ToString() + ", " + mousednpos.ToString());
sb.AppendLine("mouse pos : " + this.mousepos.ToString());
sb.AppendLine("select index : " + this.selectindex.ToString() + "," + this.selectRect.ToString());
sb.AppendLine("sel rect : " + this.selectRect.ToString());
sb.AppendLine("diff rect : " + this.diffrect.ToString());
sb.AppendLine("cell size : " + cellSize.ToString());
using (Font f = new Font("Consolas", 20f))
{
g.DrawString(sb.ToString(), f, Brushes.Black, 50 - 1, 50 - 1);
g.DrawString(sb.ToString(), f, Brushes.Black, 50 - 1, 50 + 1);
g.DrawString(sb.ToString(), f, Brushes.Black, 50 + 1, 50 - 1);
g.DrawString(sb.ToString(), f, Brushes.Black, 50 + 1, 50 + 1);
g.DrawString(sb.ToString(), f, Brushes.Red, 50, 50);
}
}
public List<CItem> Items = new List<CItem>();
RectangleF selectRect = RectangleF.Empty;
SizeF cellSize = SizeF.Empty;
void Draw_Item(Graphics g)
{
if (DeveloperMode)
{
//demo item
Items.Clear();
Items.Add(new CItem(r: 1, c: 1, rs: 2, cs: 2, text: "김치균", bg: Color.White.ToArgb()));
Items.Add(new CItem(4, 4, 1, 1, "박성민"));
Items.Add(new CItem(6, 6, 10, 3, "고진일"));
Items.Add(new CItem(7, 7, 2, 2, "테스트"));
Items[1].Select = true;
}
int idx = 0;
foreach (var item in Items)
{
float x = item.Col * cellSize.Width;
float y = item.Row * cellSize.Height;
float w = item.ColSpan * cellSize.Width;
float h = item.RowSpan * cellSize.Height;
RectangleF rectf = new RectangleF(x, y, w, h);
g.FillRectangle(Brushes.Yellow, rectf);
item.Rect = rectf;
if (item.Select)
{
g.DrawRectangle(new Pen(Color.Blue, 4f),
rectf.Left, rectf.Top, rectf.Width, rectf.Height);
//크기조정을 위한 좌우 화살표가 필요하다.
}
string data = idx.ToString();
if (item.Text != "'") data = item.Text;
g.DrawString(data + item.Select.ToString(), this.Font, Brushes.Black, x, y);
idx += 1;
}
}
void Make_Grid()
{
float gw = DisplayRectangle.Width / GridCount.Y;
float gh = DisplayRectangle.Height / GridCount.X;
cellSize = new SizeF(gw, gh);
for (int i = 0; i < GridCount.X; i++)
{
for (int j = 0; j < GridCount.Y; j++)
{
int idx = (i * GridCount.Y) + j;
RectangleF rect = new RectangleF(j * gw, i * gh, gw, gh); ;
this.gridrect[i, j] = new CGrid(idx);
this.gridrect[i, j].Rect = rect;
this.gridrect[i, j].Row = i;
this.gridrect[i, j].Col = j;
}
}
}
void Draw_Grid(Graphics g)
{
if(gridrect[0,0]== null) Make_Grid();
for (int i = 0; i <= gridrect.GetUpperBound(0); i++)
{
for (int j = 0; j <= gridrect.GetUpperBound(1); j++)
{
var grid = this.gridrect[i, j];
g.DrawRectangle(Pens.Black, grid.Rect.Left, grid.Rect.Top, grid.Rect.Width, grid.Rect.Height);
g.DrawString(grid.IDX.ToString(), this.Font, Brushes.Blue, grid.Rect.Left, grid.Rect.Top);
}
}
}
}
}