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;

using ST.Library.UI.STTextBox;

namespace STTextBoxTest.Demos

{

public partial class FrmCore : Form

{

public FrmCore() {

InitializeComponent();

}

protected override void OnLoad(EventArgs e) {

base.OnLoad(e);

var cs_style = new CSharpStyleMonitor();

cs_style.CommentStyle = new TextStyle() {

ForeColor = System.Drawing.Color.Gray,

BackColor = System.Drawing.Color.FromArgb(20, 0, 0, 0)

};

STTextBox tbx = new STTextBox();

tbx.Dock = DockStyle.Fill;

tbx.LineSpacing = 2;

tbx.Font = new System.Drawing.Font("Consolas", 10);

tbx.SetTextStyleMonitors( // use the monitor

new LinkStyleMonitor(),

new SelectionStyleMonitor(),

cs_style

);

this.Controls.Add(tbx);

tbx.SetText(strCode);

}

private string strCode = @"class STTextBox

{

/*

* Core is the core of STTextBox, which contains almost all the functions of STTextBox.

* Because the our ability is limited, many functions cannot be implemented efficiently,

* so it becomes an independent interface.

*

* Core是STTextBox的核心，里面包含了STTextBox几乎所有的功能，因为我们能力有限，

* 很多功能无法高效的实现，所以独立成了接口。

*/

public class Core

{

// save all the textline in manager

public TextManager TextManager { get; private set; }

// Used to get a complete character, such as Emoji may require multiple unicode combinations.

// 用于获取一个完整的字符，比如Emoji可能需要多个unicode组合。

public ITextBoundary IGraphemeSplitter { get; internal set; }

// Used to get a word, like double click.

// 用于获取一个完整的单词，比如双击的时候。

public ITextBoundary IWordSplitter { get; internal set; }

// All drawing functions used by STTextBox, if you need to switch other drawing engines,

// you can implement this interface. GDI+ is used by default.

// STTextBox所有用到的绘图函数，如果需要切换其他绘图引擎可实现此接口。默认使用GDI+。

public ISTTextBoxRender ITextBoxRender { get; internal set; }

// If you need to display Emoji expressions, you need to implement this interface,

// which has been implemented in-built.

// 如果需要显示Emoji表情需要实现此接口，已经内置实现。

public IEmojiRender IEmojiRender { get; internal set; }

// Text box view, all rendering logic is implemented in this interface.

// 文本框视图，所有渲染逻辑在此接口中实现。

public ITextView ITextView { get; internal set; }

// Used to save operation history.

// 用于保存操作历史记录。

public ITextHistory ITextHistory { get; internal set; }

// Used to style text.

// 用于设置文本样式。

public ITextStyleMonitor[] ITextStyleMonitors { get; internal set; }

/*some other code*/

internal Core(STTextBox textBox) {

// by default unicode 14.0 is used.

// https://www.unicode.org/reports/tr29/#Grapheme_Cluster_Boundary_Rules

this.IGraphemeSplitter = new GraphemeSplitter();

// by default unicode 14.0 is used.

// https://unicode.org/reports/tr29/#Word_Boundary_Rules

this.IWordSplitter = new WordSplitter();

// Caching can speed things up, but also requires some memory.

//GraphemeSplitter.CreateArrayCache();

//WordSplitter.CreateArrayCache();

// by default GDI+ is used.

this.ITextBoxRender = new STTextBoxGDIPRender();

// by default nowrap view is used.

this.ITextView = new NoWrapTextView();

// by default just save 10 steps in memory.

this.ITextHistory = new TextHistory(10);

/*some other code*/

}

}

/*some other code*/

}";

}

}