本文整理汇总了C#中System.Data.SQLite.SQLiteDataReader.GetFloat方法的典型用法代码示例。如果您正苦于以下问题：C# SQLiteDataReader.GetFloat方法的具体用法？C# SQLiteDataReader.GetFloat怎么用？C# SQLiteDataReader.GetFloat使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.Data.SQLite.SQLiteDataReader的用法示例。
在下文中一共展示了SQLiteDataReader.GetFloat方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: ReadFloat
public static object ReadFloat(SQLiteDataReader reader, int idx)
{
try
{
if (reader.IsDBNull(idx))
return 0;
else
return reader.GetFloat(idx);
}
catch (Exception)
{
return 0;
}
}示例2: createItem
private static Item createItem(SQLiteDataReader reader)
{
SQLiteCommand command;
if (!reader.Read()) {
return null;
}
Item item = new Item();
item.permanent = true;
item.id = reader.GetInt32(0);
item.displayname = reader.GetString(1);
item.actual_value = reader.IsDBNull(2) ? DATABASE_NULL : reader.GetInt64(2);
item.vendor_value = reader.IsDBNull(3) ? DATABASE_NULL : reader.GetInt64(3);
item.stackable = reader.GetBoolean(4);
item.capacity = reader.IsDBNull(5) ? DATABASE_NULL : reader.GetFloat(5);
item.category = reader.IsDBNull(6) ? "Unknown" : reader.GetString(6);
item.discard = reader.GetBoolean(7);
item.convert_to_gold = reader.GetBoolean(8);
item.look_text = reader.IsDBNull(9) ? String.Format("You see a {0}.", item.displayname) : reader.GetString(9);
item.title = reader.GetString(10);
item.currency = reader.IsDBNull(11) ? DATABASE_NULL : reader.GetInt32(11);
item.image = Image.FromStream(reader.GetStream(12));
if (item.image.RawFormat.Guid == ImageFormat.Gif.Guid) {
int frames = item.image.GetFrameCount(FrameDimension.Time);
if (frames == 1) {
Bitmap new_bitmap = new Bitmap(item.image);
new_bitmap.MakeTransparent();
item.image.Dispose();
item.image = new_bitmap;
}
}
command = new SQLiteCommand(String.Format("SELECT vendorid, value FROM SellItems WHERE itemid={0}", item.id), mainForm.conn);
reader = command.ExecuteReader();
while (reader.Read()) {
ItemSold sellItem = new ItemSold();
sellItem.itemid = item.id;
sellItem.npcid = reader.GetInt32(0);
sellItem.price = reader.GetInt32(1);
item.sellItems.Add(sellItem);
}
command = new SQLiteCommand(String.Format("SELECT vendorid, value FROM BuyItems WHERE itemid={0}", item.id), mainForm.conn);
reader = command.ExecuteReader();
while (reader.Read()) {
ItemSold buyItem = new ItemSold();
buyItem.itemid = item.id;
buyItem.npcid = reader.GetInt32(0);
buyItem.price = reader.GetInt32(1);
item.buyItems.Add(buyItem);
}
command = new SQLiteCommand(String.Format("SELECT creatureid, percentage, min, max FROM CreatureDrops WHERE itemid={0}", item.id), mainForm.conn);
reader = command.ExecuteReader();
while (reader.Read()) {
ItemDrop itemDrop = new ItemDrop();
itemDrop.itemid = item.id;
itemDrop.creatureid = reader.GetInt32(0);
itemDrop.percentage = reader.IsDBNull(1) ? DATABASE_NULL : reader.GetFloat(1);
if (itemDrop.percentage > 100) {
itemDrop.min = 1;
itemDrop.max = (int)(itemDrop.percentage / 100.0 * 2.0);
itemDrop.percentage = 100;
} else {
itemDrop.min = Math.Max(reader.GetInt32(2), 1);
itemDrop.max = Math.Max(reader.GetInt32(3), itemDrop.min);
}
item.itemdrops.Add(itemDrop);
}
command = new SQLiteCommand(String.Format("SELECT questid FROM QuestRewards WHERE itemid={0}", item.id), mainForm.conn);
reader = command.ExecuteReader();
while (reader.Read()) {
item.rewardedBy.Add(getQuest(reader.GetInt32(0)));
}
command = new SQLiteCommand(String.Format("SELECT property, value FROM ItemProperties WHERE itemid={0}", item.id), mainForm.conn);
reader = command.ExecuteReader();
while (reader.Read()) {
string property = reader.GetString(0);
switch(property) {
case "Voc":
item.vocation = reader.GetString(1);
break;
case "Level":
item.level = reader.GetInt32(1);
break;
case "Def":
item.defensestr = reader["value"].ToString();
if (!int.TryParse(item.defensestr, out item.defense)) {
item.defense = int.Parse(item.defensestr.Split(' ')[0]);
}
break;
case "Attrib":
item.attrib = reader.GetString(1);
break;
case "Atk":
item.attack = reader.GetInt32(1);
break;
case "Atk+":
item.atkmod = reader.GetInt32(1);
break;
//.........这里部分代码省略.........
示例3: createCreature
private static Creature createCreature(SQLiteDataReader reader)
{
SQLiteCommand command;
if (!reader.Read()) {
return null;
}
Creature cr = new Creature();
cr.permanent = true;
cr.id = reader.GetInt32(0);
cr.displayname = reader["name"].ToString();
cr.health = reader.IsDBNull(2) ? DATABASE_NULL : reader.GetInt32(2);
cr.experience = reader.IsDBNull(3) ? DATABASE_NULL : reader.GetInt32(3);
cr.maxdamage = reader.IsDBNull(4) ? DATABASE_NULL : reader.GetInt32(4);
cr.summoncost = reader.IsDBNull(5) ? DATABASE_NULL : reader.GetInt32(5);
cr.illusionable = reader.GetBoolean(6);
cr.pushable = reader.GetBoolean(7);
cr.pushes = reader.GetBoolean(8);
cr.res_phys = reader.IsDBNull(9) ? 100 : reader.GetInt32(9);
cr.res_holy = reader.IsDBNull(10) ? 100 : reader.GetInt32(10);
cr.res_death = reader.IsDBNull(11) ? 100 : reader.GetInt32(11);
cr.res_fire = reader.IsDBNull(12) ? 100 : reader.GetInt32(12);
cr.res_energy = reader.IsDBNull(13) ? 100 : reader.GetInt32(13);
cr.res_ice = reader.IsDBNull(14) ? 100 : reader.GetInt32(14);
cr.res_earth = reader.IsDBNull(15) ? 100 : reader.GetInt32(15);
cr.res_drown = reader.IsDBNull(16) ? 100 : reader.GetInt32(16);
cr.res_lifedrain = reader.IsDBNull(17) ? 100 : reader.GetInt32(17);
cr.paralysable = reader.GetBoolean(18);
cr.senseinvis = reader.GetBoolean(19);
cr.abilities = reader.IsDBNull(20) ? DATABASE_STRING_NULL : reader["abilities"].ToString();
cr.title = reader[21].ToString();
cr.speed = reader.IsDBNull(22) ? DATABASE_NULL : reader.GetInt32(22);
cr.armor = reader.IsDBNull(23) ? DATABASE_NULL : reader.GetInt32(23);
cr.boss = reader.GetInt32(24) > 0;
if (reader.IsDBNull(25)) {
return null;
}
cr.image = Image.FromStream(reader.GetStream(25));
command = new SQLiteCommand(String.Format("SELECT skinitemid, knifeitemid, percentage FROM Skins WHERE creatureid={0}", cr.id), mainForm.conn);
reader = command.ExecuteReader();
while (reader.Read()) {
Skin skin = new Skin();
skin.dropitemid = reader.GetInt32(0);
skin.skinitemid = reader.GetInt32(1);
skin.percentage = reader.IsDBNull(2) ? DATABASE_NULL : reader.GetFloat(2);
cr.skin = skin;
}
command = new SQLiteCommand(String.Format("SELECT itemid, percentage, min, max FROM CreatureDrops WHERE creatureid={0}", cr.id), mainForm.conn);
reader = command.ExecuteReader();
while (reader.Read()) {
ItemDrop itemDrop = new ItemDrop();
itemDrop.creatureid = cr.id;
itemDrop.itemid = reader.GetInt32(0);
itemDrop.percentage = reader.IsDBNull(1) ? DATABASE_NULL : reader.GetFloat(1);
if (itemDrop.percentage > 100) {
itemDrop.min = 1;
itemDrop.max = (int)(itemDrop.percentage / 100.0 * 2.0);
itemDrop.percentage = 100;
} else {
itemDrop.min = Math.Max(reader.GetInt32(2), 1);
itemDrop.max = Math.Max(reader.GetInt32(3), itemDrop.min);
}
cr.itemdrops.Add(itemDrop);
}
return cr;
}示例4: GetFloat
private float GetFloat(SQLiteDataReader reader, int col)
{
return reader.IsDBNull(col) ? 0 : reader.GetFloat(col);
}