using System;
using System .Collections .Generic;
using System .ComponentModel;
using System .Drawing;
using System .Drawing .Drawing2D;
using System .Windows .Forms;
using Microsoft .Win32;
using MoveGraphLibrary;
namespace GraphicalPrimitives
{
public partial class Form_CircleSector : Form
{
int m_version = 620;
const string strAddRegKey = "Form_CircleSector";
Mover mover;
Point ptMouse_Down, ptMouse_Up;
SolitaryControl scCovers, scAdd;
CircleSector sectorPressed;
int iSectorPressed;
List<CircleSector> sectors = new List<CircleSector> ();
TextM info;
string infotext = "Size of a sector can be changed by moving any border.\n" +
"The sweep angle is limited by 180 degrees.\n" +
"Forward moving and rotation can be started at any inner point.";
bool bShowCovers = false;
Random rand;
bool bRestore = false;
// --------------------------------------
public Form_CircleSector ()
{
InitializeComponent ();
mover = new Mover (this);
int nSeed;
rand = Auxi_Common .RandomByCurTime (out nSeed);
}
// ------------------------------------------------- OnLoad
private void OnLoad (object sender, EventArgs e)
{
RestoreFromRegistry ();
if (!bRestore)
{
DefaultView ();
}
RenewMover ();
}
// ------------------------------------------------- OnFormClosing
private void OnFormClosing (object sender, FormClosingEventArgs e)
{
SaveIntoRegistry ();
}
// ------------------------------------------------- DefaultView
public void DefaultView ()
{
ClientSize = new Size (800, 600);
btnCovers .Location = new Point (20, 20);
btnAdd .Location = new Point (60, 20);
sectors .Clear ();
sectors .Add (new CircleSector (this, mover, new PointF (240, 240), 170, 20, 170, Color .Blue));
sectors .Add (new CircleSector (this, mover, new PointF (550, 470), 170, 160, -110, Color .Lime));
scCovers = new SolitaryControl (btnCovers);
scAdd = new SolitaryControl (btnAdd);
info = new TextM (this, new Point (300, 16), infotext);
info .BackColor = Color .Lime;
}
// ------------------------------------------------- RenewMover
public void RenewMover ()
{
mover .Clear ();
mover .Add (scCovers);
mover .Add (scAdd);
mover .Add (info);
for (int i = 0; i < sectors .Count; i++)
{
mover .Add (sectors [i]);
}
}
// ------------------------------------------------- OnPaint
private void OnPaint (object sender, PaintEventArgs e)
{
Graphics grfx = e .Graphics;
GraphicalObject grobj;
for (int i = mover .Count - 1; i >= 0; i--)
{
grobj = mover [i] .Source;
if (grobj is CircleSector)
{
(grobj as CircleSector) .Draw (grfx);
if (bShowCovers)
{
mover [i] .DrawCover (grfx);
}
}
}
info .Draw (grfx);
}
// ------------------------------------------------- OnMouseDown
private void OnMouseDown (object sender, MouseEventArgs e)
{
ptMouse_Down = e .Location;
if (mover .Catch (e .Location, e .Button))
{
GraphicalObject grobj = mover .CaughtSource;
if (grobj is CircleSector)
{
CircleSector sector = grobj as CircleSector;
int iNode = mover .CaughtNode;
if (e .Button == MouseButtons .Left && (iNode == 0 || iNode == 1 || iNode == 5))
{
sector .StartResizing (e .Location, mover .CaughtNode);
}
else if (e .Button == MouseButtons .Right)
{
sector .StartRotation (e .Location);
}
}
}
ContextMenuStrip = null;
}
// ------------------------------------------------- OnMouseUp
private void OnMouseUp (object sender, MouseEventArgs e)
{
ptMouse_Up = e .Location;
double dist = Auxi_Geometry .Distance (ptMouse_Down, ptMouse_Up);
if (mover .Release ())
{
GraphicalObject grobj = mover .WasCaughtSource;
if (e .Button == MouseButtons .Right && dist <= 3)
{
if (grobj is CircleSector)
{
long idSector = mover .WasCaughtSource .ID;
for (int i = sectors .Count - 1; i >= 0; i--)
{
if (idSector == sectors [i] .ID)
{
iSectorPressed = i;
sectorPressed = sectors [i];
break;
}
}
ContextMenuStrip = menuOnSectors;
}
else if (grobj is TextM)
{
ContextMenuStrip = menuOnInfo;
}
}
}
else
{
if (e .Button == MouseButtons .Right && dist <= 3)
{
ContextMenuStrip = menuOnEmpty;
}
}
}
// ------------------------------------------------- OnMouseMove
private void OnMouseMove (object sender, MouseEventArgs e)
{
if (mover .Move (e .Location))
{
Invalidate ();
}
}
// ------------------------------------------------- OnContextMenuChanged
private void OnContextMenuChanged (object sender, EventArgs e)
{
if (ContextMenuStrip != null)
{
ContextMenuStrip .Show (PointToScreen (ptMouse_Up));
}
}
// ***** menuOnSectors *****
// ------------------------------------------------- OnOpening_menuOnSectors
private void OnOpening_menuOnSectors (object sender, CancelEventArgs e)
{
ToolStripItemCollection items = menuOnSectors .Items;
items ["miPutOnTop"] .Enabled = iSectorPressed > 0;
items ["miOneLevelUp"] .Enabled = iSectorPressed > 0;
items ["miOneLevelDown"] .Enabled = iSectorPressed < sectors .Count - 1;
items ["miPutUnderneath"] .Enabled = iSectorPressed < sectors .Count - 1;
((ToolStripMenuItem) (items ["miFixedStartingSide"])) .Checked = sectorPressed .FixedStartingSide;
}
// ------------------------------------------------- Click_miPutOnTop
private void Click_miPutOnTop (object sender, EventArgs e)
{
sectors .RemoveAt (iSectorPressed);
sectors .Insert (0, sectorPressed);
RenewMover ();
Invalidate ();
}
// ------------------------------------------------- Click_miOneLevelUp
private void Click_miOneLevelUp (object sender, EventArgs e)
{
sectors .Reverse (iSectorPressed - 1, 2);
RenewMover ();
Invalidate ();
}
// ------------------------------------------------- Click_miOneLevelDown
private void Click_miOneLevelDown (object sender, EventArgs e)
{
sectors .Reverse (iSectorPressed, 2);
RenewMover ();
Invalidate ();
}
// ------------------------------------------------- Click_miPutUnderneath
private void Click_miPutUnderneath (object sender, EventArgs e)
{
sectors .RemoveAt (iSectorPressed);
sectors .Add (sectorPressed);
RenewMover ();
Invalidate ();
}
// ------------------------------------------------- Click_miDuplicate
private void Click_miDuplicate (object sender, EventArgs e)
{
int dx = 50;
int dy = 50;
CircleSector sectorNew = sectorPressed .Copy (new PointF (sectorPressed .Center .X + dx, sectorPressed .Center .Y + dy));
sectors .Insert (0, sectorNew);
RenewMover ();
Invalidate ();
}
// ------------------------------------------------- Click_miDelete
private void Click_miDelete (object sender, EventArgs e)
{
sectors .RemoveAt (iSectorPressed);
RenewMover ();
Invalidate ();
}
// ------------------------------------------------- Click_miColor
private void Click_miColor (object sender, EventArgs e)
{
ColorDialog dlg = new ColorDialog ();
dlg .Color = sectorPressed .Color;
if (dlg .ShowDialog () == DialogResult .OK)
{
sectorPressed .Color = dlg .Color;
Invalidate ();
}
}
// ------------------------------------------------- Click_miFixedStartingSide
private void Click_miFixedStartingSide (object sender, EventArgs e)
{
sectorPressed .FixedStartingSide = !sectorPressed .FixedStartingSide;
Invalidate ();
}
// ***** menuOnInfo *****
// ------------------------------------------------- Click_miInfoFont
private void Click_miInfoFont (object sender, EventArgs e)
{
FontDialogWithTitle dlg = new FontDialogWithTitle ();
dlg .Font = info .Font;
dlg .Title = "Information font";
if (dlg .ShowDialog () == DialogResult .OK)
{
info .Font = dlg .Font;
Invalidate ();
}
}
// ------------------------------------------------- Click_miInfoTextColor
private void Click_miInfoTextColor (object sender, EventArgs e)
{
ColorDialogWithTitle dlg = new ColorDialogWithTitle ();
dlg .Color = info .Color;
dlg .Title = "Information color";
if (dlg .ShowDialog () == DialogResult .OK)
{
info .Color = dlg .Color;
Invalidate ();
}
}
// ------------------------------------------------- Click_miInfoBackColor
private void Click_miInfoBackColor (object sender, EventArgs e)
{
ColorDialogWithTitle dlg = new ColorDialogWithTitle ();
dlg .Color = info .BackColor;
dlg .Title = "Information background";
if (dlg .ShowDialog () == DialogResult .OK)
{
info .BackColor = dlg .Color;
Invalidate ();
}
}
// ***** menuOnEmpty *****
// ------------------------------------------------- Click_miDefaultView
private void Click_miDefaultView (object sender, EventArgs e)
{
DefaultView ();
RenewMover ();
Invalidate ();
}
// ------------------------------------------------- Click_btnCovers
private void Click_btnCovers (object sender, EventArgs e)
{
bShowCovers = !bShowCovers;
Invalidate ();
}
// ------------------------------------------------- Click_btnAdd
private void Click_btnAdd (object sender, EventArgs e)
{
CircleSector sector = new CircleSector (this, mover, Auxi_Geometry .Middle (ClientRectangle),
Convert .ToSingle (CircleSector .MinimumRadius + rand .Next (300)),
rand .Next (360),
rand .Next (360) - 180,
Auxi_Colours .RandomColor);
sectors .Insert (0, sector);
RenewMover ();
Invalidate ();
}
const string name = "Main";
// ------------------------------------------------- SaveIntoRegistry
private void SaveIntoRegistry ()
{
string strRegKey = Form_Main .strRegKey + strAddRegKey;
RegistryKey regkey = null;
try
{
regkey = Registry .CurrentUser .CreateSubKey (strRegKey);
if (regkey != null)
{
regkey .SetValue (name, new string [] { m_version .ToString (), // 0
ClientSize .Width .ToString (), // 1
ClientSize .Height .ToString (), // 2
bShowCovers .ToString (), // 3
sectors .Count .ToString () }, // 4
RegistryValueKind .MultiString);
scCovers .IntoRegistry (regkey, "scCovers");
scAdd .IntoRegistry (regkey, "scAdd");
info .IntoRegistry (regkey, "Info");
for (int i = 0; i < sectors .Count; i++)
{
sectors [i] .IntoRegistry (regkey, i .ToString ());
}
}
}
catch
{
}
finally
{
if (regkey != null) regkey .Close ();
}
}
// ------------------------------------------------- RestoreFromRegistry
private void RestoreFromRegistry ()
{
string namekey = Auxi_DLL_Internal .PathDefinedByExecutable ();
namekey += strAddRegKey;
RegistryKey regkey = null;
try
{
regkey = Registry .CurrentUser .OpenSubKey (namekey);
if (regkey != null)
{
string [] strs = (string []) regkey .GetValue (name);
if (strs != null && strs .Length == 5 && Convert .ToInt32 (strs [0]) >= 620)
{
ClientSize = Auxi_Convert .ToSize (strs, 1);
bShowCovers = Convert .ToBoolean (strs [3]);
int nFigures = Convert .ToInt32 (strs [4]);
scCovers = SolitaryControl .FromRegistry (regkey, "scCovers", btnCovers);
scAdd = SolitaryControl .FromRegistry (regkey, "scAdd", btnAdd);
info = TextM .FromRegistry (this, regkey, "Info");
sectors .Clear ();
for (int i = 0; i < nFigures; i++)
{
CircleSector sector = CircleSector .FromRegistry (this, mover, regkey, i .ToString ());
if (sector != null)
{
sectors .Add (sector);
}
}
if (scCovers == null || scAdd == null || sectors .Count < nFigures)
{
return;
}
bRestore = true;
}
regkey .Close ();
}
}
catch
{
}
finally
{
if (regkey != null) regkey .Close ();
}
}
}
}