/*
* Returns the amount of itemtypes that are existent in the given room.
* The itemtype that you require is given in the parameter.
*/
public int AmountInRoom(ItemType type, Room r)
{
List<Item> matches = ItemHandler.GetInstance().GetItemsBy(delegate (Item i) {
return i.RoomID == r.GetID();
});
int rtn = 0;
foreach (Item i in matches)
if (i.Type.ID == type.ID) rtn++;
return rtn;
}
/*
With this constructor you can make the dialog for deleteing new items to a room.
The handlers used in this class will be set here.
*/
public DeleteItemDialog(string name, Action parentCallback, Room targetRoom, ItemType itemType)
: base(name, parentCallback)
{
this._callback = parentCallback;
this._itemTypeHandler = ItemTypeHandler.GetInstance();
this._itemHandler = ItemHandler.GetInstance();
this._documentHandler = DocumentHandler.GetInstance();
this._targetRoom = targetRoom;
this._itemType = itemType;
}
public EditItemDialog(string name, Action callback, ItemType itemType)
: base(name, callback)
{
this._callback = callback;
this._itemType = itemType;
}
private void ObjectComboBx_SelectedIndexChanged(object sender, EventArgs e)
{
this._currentComboBoxItem = (ComboboxItem) this._newObjectTypeComboBox.SelectedItem;
this._currentItemType = (ItemType) _currentComboBoxItem.Value;
}
/* Deletes a given itemtype, both in cache and in database*/
public void DeleteType(ItemType type)
{
if (type != null && this._items.Contains(type)) this._items.Remove(type);
}
/*
* Creates new ItemType and saves it into database
*/
public void CreateType(ItemType type)
{
if (this._items.Contains(type) || type == null) return;
this._items.Add(type);
}
/* Loads all itemtypes into cache (Cache list) */
public void LoadItemTypes()
{
this._items.Clear();
DataTable table = this._handler.SelectSQL("SELECT * FROM ItemType");
if (table != null) {
foreach (DataRow row in table.Rows) {
uint itemID = DatabaseUtil.parseInt(row, "ID");
string name = row.Field<string>("Description");
string brand = row.Field<string>("Brand");
string color = row.Field<string>("Color");
uint price = DatabaseUtil.parseInt(row, "Price");
uint width = DatabaseUtil.parseInt(row, "Width");
uint length = DatabaseUtil.parseInt(row, "Length");
ItemType type = new ItemType(itemID, name, brand, color, width, length, price);
if(!String.IsNullOrEmpty(row["Photo"].ToString())) loadImage(type);
type.IsLoaded = true;
this._items.Add(type);
}
}
}
/*
* Saves picture from path into the database
* Will be attached to the given itemtype.
* The result will be a byte array in BLOB form
*
* Author: Maarten + Eelco
*/
public void SavePicture(ItemType type, String path)
{
byte[] result = BlobUtil.ConvertToBlob(path);
String query = "UPDATE ItemType SET Photo = @Byte WHERE ID = "+type.ID;
MySqlCommand cmd = new MySqlCommand(query, DatabaseHandler.GetInstance().getConnection());
cmd.Parameters.AddWithValue("@Byte", result);
cmd.ExecuteNonQuery();
loadImage(type);
}
/*
* Builds image file from BLOB code in database.
* Using the byte array saved in array a image file will be saved at our
* resources directory.
*
* Author: Maarten + Eelco
*/
public void loadImage(ItemType type)
{
MySqlDataReader reader = DatabaseHandler.GetInstance().getReader("SELECT Description, Photo FROM ItemType WHERE ID = " + type.ID);
try {
string Description;
FileStream fs;
BinaryWriter bw;
int bufferSize = 4096;
byte[] ImageData = new byte[bufferSize];
long nBytesReturned, startIndex = 0;
if (!Directory.Exists("Resources")) {
Directory.CreateDirectory("Resources");
}
while (reader.Read()) {
Description = reader.GetString("Description");
fs = new FileStream("Resources/" + Description.ToString().ToLower() + ".png", FileMode.OpenOrCreate, FileAccess.Write);
bw = new BinaryWriter(fs);
startIndex = 0;
nBytesReturned = reader.GetBytes(1, startIndex, ImageData, 0, bufferSize);
while (nBytesReturned == bufferSize) {
bw.Write(ImageData);
bw.Flush();
startIndex += bufferSize;
nBytesReturned = reader.GetBytes(1, startIndex, ImageData, 0, bufferSize);
}
bw.Write(ImageData, 0, (int)nBytesReturned - 1);
bw.Close();
fs.Close();
}
} catch (Exception e) {
}
reader.Close();
}
public Bitmap GetPicture(ItemType item)
{
if (item == null) { item = new ItemType(""); }
if (!this._picture.ContainsKey(item.ID)) {
String path = item.ToString();
char sep = System.IO.Path.DirectorySeparatorChar;
string exePath = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location);
string imgPath = exePath + sep + "Resources" + sep;
try {
Bitmap map = new Bitmap(imgPath + path.ToLower() + ".png");
this._picture.Add(item.ID, map);
}
catch (Exception e) {
return null;
}
}
return this._picture[item.ID];
}
private void AddItemAccept_Click(object sender, EventArgs e)
{
if (!string.IsNullOrEmpty(this._typeBorderedTextBox.Text) || !string.IsNullOrEmpty(this._priceBorderedTextBox.Text) || !string.IsNullOrEmpty(this._brandBorderedTextBox.Text)
|| !string.IsNullOrEmpty(this._colorBorderedTextBox.Text) || !string.IsNullOrEmpty(this._lengthBorderedTextBox.Text) ||
!string.IsNullOrEmpty(this._widthBorderedTextBox.Text)) {
uint price;
uint length;
uint width;
if (!UInt32.TryParse(this._priceBorderedTextBox.Text, out price) || !UInt32.TryParse(this._lengthBorderedTextBox.Text, out length)
|| !UInt32.TryParse(this._widthBorderedTextBox.Text, out width)) {
MessageBoxUtil.ShowError("Foutmelding", "U Dient geldige getallen in te vullen.");
return;
}
ItemType itemType = new ItemType(this._typeBorderedTextBox.Text, this._brandBorderedTextBox.Text, this._colorBorderedTextBox.Text, width, length, price);
if (ItemTypeHandler.GetInstance().GetByName(itemType.Description) != null) {
MessageBoxUtil.ShowError("Foutmelding", "Er is al een item met deze naam.");
return;
}
this._itemTypeHandler.CreateType(itemType);
if (!string.IsNullOrEmpty(this._filepathBorderedTextBox.Text)) ItemTypeHandler.GetInstance().SavePicture(itemType, this._filepathBorderedTextBox.Text);
if (this._callBack != null) this._callBack();
MessageBox.Show("Object succesvol toegevoegd!");
if (AbstractDialog.Current != null) {
AbstractDialog.Current.Hide();
}
}
else {
MessageBoxUtil.ShowError("Foutmelding", "U dient alle velden in te vullen.");
}
}
/**
* Returns an icon image that also has a button function attached to it.
* param name="imageName" represents the name of the image (raw name)
* param name="methodTarget" represents the name of the event handler method for the click event
* param name="typeTarget" represents the itemtype the image is attached to
* the location represents the location of the picturebox
*/
private PictureBox GetImageIconBox(String imageName, MouseEventHandler methodTarget, ItemType typeTarget, Point location)
{
char sep = System.IO.Path.DirectorySeparatorChar;
string exePath = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location);
string imagePath = exePath + sep + "Resources" + sep;
PictureBox box = new PictureBox();
box.Image = Bitmap.FromFile(imagePath + imageName + ".png");
box.Size = new Size(24, 24);
box.Location = location;
box.MouseClick += methodTarget;
box.MouseEnter += new EventHandler(iconMouseEnter);
box.MouseLeave += new EventHandler(iconMouseLeave);
box.Tag = typeTarget;
return box;
}
public MoveItemDialog(String title, Action callback, Room targetRoom, ItemType targetItem)
: base(title, callback)
{
this._targetRoom = targetRoom;
this._targetItem = targetItem;
}
