private void libInit(initCompleteHandler initCompleted)
{
//FormattedText ft = new FormattedText("OhMyDanmaku", CultureInfo.GetCultureInfo("zh-cn"), FlowDirection.LeftToRight, new Typeface("Microsoft YaHei"), danmaku_FontSize, Brushes.Black);
// Create a test danmaku to calculate row
OutlinedTextBlock _testDanmaku = new OutlinedTextBlock();
_testDanmaku.Text = "OhMyDanmaku";
_testDanmaku.FontFamily = (FontFamily) new FontFamilyConverter().ConvertFromString("Microsoft YaHei");
_testDanmaku.Name = "uni_testheight";
_testDanmaku.FontSize = danmaku_FontSize;
_testDanmaku.FontWeight = FontWeights.Bold;
_testDanmaku.Loaded += delegate(object o, RoutedEventArgs e)
{
calcRow(system_RenderCanvas.Height, _testDanmaku.Name, _testDanmaku.ActualHeight);
if (system_enableAPCS)
{
preventCoverInit(initCompleted);
}
else
{
initCompleted();
}
};
system_RenderCanvas.Children.Add(_testDanmaku);
system_RenderCanvas.RegisterName(_testDanmaku.Name, _testDanmaku);
}
//2.[初始化part-3]-通过向canvas中添加一个FontSize大小的弹幕来获取在canvas中显示时的真是尺寸
private void libInit(initCompleteHandler initCompleted)
{
BarrageUIBlock _testBarrage = new BarrageUIBlock();
_testBarrage.Text = "Hello,World!";
_testBarrage.FontFamily = (FontFamily) new FontFamilyConverter().ConvertFromString("Microsoft YaHei");
_testBarrage.Name = "uni_testforheight";
_testBarrage.FontSize = barrage_FontSize;
_testBarrage.FontWeight = FontWeights.Bold;
_testBarrage.Loaded += delegate(object sender, RoutedEventArgs e)
{
calcRow(system_RenderCanvas.Height, _testBarrage.Name, _testBarrage.ActualHeight);
if (system_enableAPCS)
{
preventBarrageCover(initCompleted);
}
else
{
initCompleted();
}
};
system_RenderCanvas.Children.Add(_testBarrage);
system_RenderCanvas.RegisterName(_testBarrage.Name, _testBarrage);
}
/// <summary>
/// wpfDanmakulib initialization Entry point
/// </summary>
/// <param name="wpfCanvas">A WPF Canvas for containing danmakus</param>
/// <param name="random">Use your own random seed or leave it null</param>
/// <param name="final">Call a method when wpfDanmakulib initialization completed or leave it null</param>
/// <param name="Duration">Danmaku stay duration (ms)</param>
/// <param name="FontSize">Danmaku font size</param>
/// <param name="Shadow">Danmaku Shadow Effect visibility</param>
/// <param name="ColorR">Danmaku color red value (0-255)</param>
/// <param name="ColorG">Danmaku color green value (0-255)</param>
/// <param name="ColorB">Danmaku color blue value (0-255)</param>
/// <param name="enableAPCS">APCS(Auto Prevent Cover System) is used for maintaining a row slot status list for solving danmaku occlusion issue. Disable APCS can save few system resource.</param>
public wpfDanmakulib(Canvas wpfCanvas, Random random = null, bool enableAPCS = true, initCompleteHandler final = null, int Duration = 9000, int FontSize = 30, bool Shadow = true, byte ColorR = 255, byte ColorG = 255, byte ColorB = 255)
{
system_RenderCanvas = wpfCanvas;
if (random != null)
{
ra = random;
}
else
{
ra = new Random();
}
system_enableAPCS = enableAPCS;
danmaku_Duration = Duration;
danmaku_FontSize = FontSize;
danmaku_EnableShadow = Shadow;
danmaku_colorR = ColorR;
danmaku_colorG = ColorG;
danmaku_colorB = ColorB;
libInit(final);
}
private ArrayList idleRows; //空闲的行号
#endregion
#region 逻辑处理函数-构造函数流程
//1.[初始化part-1、part-2]-构造函数
public wpfBarragelib(Canvas canvas, Random random = null, bool enableAPCS = true, initCompleteHandler final = null, int Duration = 10000, int FontSize = 40, bool Shadow = true, byte ColorR = 255, byte ColorG = 255, byte ColorB = 255)
{
system_RenderCanvas = canvas;
if (random == null)
{
ra = new Random();
}
else
{
ra = random;
}
system_enableAPCS = enableAPCS;
barrage_Duration = Duration;
barrage_FontSize = FontSize;
barrage_EnableShadow = Shadow;
barrage_colorR = ColorR;
barrage_colorG = ColorG;
barrage_colorB = ColorB;
libInit(final);
}
//4.避免弹幕在canvas中重叠机制
private void preventBarrageCover(initCompleteHandler initCompleted)
{
_rowList = new bool[_maxRow];
idleRows = new ArrayList();
initCompleted();
}
/// <summary>
/// wpfDanmakulib initialization Entry point
/// </summary>
/// <param name="wpfCanvas">A WPF Canvas for containing danmakus</param>
/// <param name="random">Use your own random seed or leave it null</param>
/// <param name="final">Call a method when wpfDanmakulib initialization completed or leave it null</param>
/// <param name="Duration">Danmaku stay duration (ms)</param>
/// <param name="FontSize">Danmaku font size</param>
/// <param name="Shadow">Danmaku Shadow Effect visibility</param>
/// <param name="ColorR">Danmaku color red value (0-255)</param>
/// <param name="ColorG">Danmaku color green value (0-255)</param>
/// <param name="ColorB">Danmaku color blue value (0-255)</param>
/// <param name="enableAPCS">APCS(Auto Prevent Cover System) is used for maintaining a row slot status list for solving danmaku occlusion issue. Disable APCS can save few system resource.</param>
public wpfDanmakulib(Canvas wpfCanvas, Random random = null, bool enableAPCS = true, initCompleteHandler final = null, int Duration = 9000, int FontSize = 30, bool Shadow = true, byte ColorR = 255, byte ColorG = 255, byte ColorB = 255)
{
system_RenderCanvas = wpfCanvas;
if (random != null)
{
ra = random;
}
else
{
ra = new Random();
}
system_enableAPCS = enableAPCS;
danmaku_Duration = Duration;
danmaku_FontSize = FontSize;
danmaku_EnableShadow = Shadow;
danmaku_colorR = ColorR;
danmaku_colorG = ColorG;
danmaku_colorB = ColorB;
libInit(final);
}
private void preventCoverInit(initCompleteHandler initCompleted)
{
_rowList = new bool[_maxRow]; //init a row list for recording row status
idleRows = new ArrayList();
initCompleted();
}
private void preventCoverInit(initCompleteHandler initCompleted)
{
_rowList = new bool[_maxRow]; //init a row list for recording row status
idleRows = new ArrayList();
initCompleted();
}
private void libInit(initCompleteHandler initCompleted)
{
//FormattedText ft = new FormattedText("OhMyDanmaku", CultureInfo.GetCultureInfo("zh-cn"), FlowDirection.LeftToRight, new Typeface("Microsoft YaHei"), danmaku_FontSize, Brushes.Black);
// Create a test danmaku to calculate row
OutlinedTextBlock _testDanmaku = new OutlinedTextBlock();
_testDanmaku.Text = "OhMyDanmaku";
_testDanmaku.FontFamily = (FontFamily)new FontFamilyConverter().ConvertFromString("Microsoft YaHei");
_testDanmaku.Name = "uni_testheight";
_testDanmaku.FontSize = danmaku_FontSize;
_testDanmaku.FontWeight = FontWeights.Bold;
_testDanmaku.Loaded += delegate(object o, RoutedEventArgs e)
{
calcRow(system_RenderCanvas.Height, _testDanmaku.Name, _testDanmaku.ActualHeight);
if (system_enableAPCS)
{
preventCoverInit(initCompleted);
}
else
{
initCompleted();
}
};
system_RenderCanvas.Children.Add(_testDanmaku);
system_RenderCanvas.RegisterName(_testDanmaku.Name, _testDanmaku);
}