/// <summary>
/// 将编辑框的文本转到预览框
/// </summary>
/// <param name="txtEdit"></param>
/// <param name="txtPreview"></param>
public static void ConvertToPreviewTextBox(MyTextBox txtEdit, MyRichTextBox txtPreview)
{
txtEdit.lockTextChange = true;
txtPreview.lockTextChange = true;
MyRichTextBox txtPreviewClone = new MyRichTextBox() { BackColor = txtPreview.BackColor, ForeColor = txtPreview.ForeColor };
int cursorLocation = txtEdit.SelectionStart;
txtEdit.Text = txtEdit.Text.Replace(Environment.NewLine, "|n");// 转换回车换行为|n
txtEdit.SelectionStart = cursorLocation;
char[] charArray = txtEdit.Text.ToCharArray();// 将原来的字符串转为字符数组处理，并转换回车换行为|n
StringBuilder buffer = new StringBuilder();// 用于缓冲还没输出的字符
for (int i = 0; i < charArray.Length; i++)
{
if (charArray[i] == '|')// 转义字符
{
if (((i + 1) < charArray.Length) && ((charArray[i + 1] == 'n') || (charArray[i + 1] == 'N')))// 换行
{
Color currentColor = txtPreviewClone.SelectionColor;// 保存当前颜色
txtPreviewClone.AppendText(buffer.ToString() + Environment.NewLine);// 将缓冲字符和换行输出
buffer = new StringBuilder();// 清空缓冲区
txtPreviewClone.SelectionColor = currentColor;// 恢复颜色
i++;// 跳过n或N
continue;
}
else if (((i + 9) < charArray.Length) && ((charArray[i + 1] == 'c') || (charArray[i + 1] == 'C')))// 颜色开始
{
string strColor = charArray[i + 2].ToString() + charArray[i + 3].ToString()// A
+ charArray[i + 4].ToString() + charArray[i + 5].ToString()// R
+ charArray[i + 6].ToString() + charArray[i + 7].ToString()// G
+ charArray[i + 8].ToString() + charArray[i + 9].ToString()// B
;
if (IsColor(strColor) == true)// 可以转化为颜色
{
txtPreviewClone.AppendText(buffer.ToString());// 将缓冲字符和换行输出
buffer = new StringBuilder();// 清空缓冲区
txtPreviewClone.SelectionColor = ConvertToColor(strColor);
i += 9;// 跳过c或C和8位的颜色值
continue;
}
}
else if (((i + 1) < charArray.Length) && ((charArray[i + 1] == 'r') || (charArray[i + 1] == 'R')))// 颜色结束
{
txtPreviewClone.AppendText(buffer.ToString());// 将缓冲字符和换行输出
buffer = new StringBuilder();// 清空缓冲区
txtPreviewClone.SelectionColor = Color.White;
i++;// 跳过r或R
continue;
}
}
buffer.Append(charArray[i].ToString());// 将字符输入到缓冲区
}
txtPreviewClone.AppendText(buffer.ToString());// 将剩余的字符输出
txtPreview.Rtf = txtPreviewClone.Rtf;
txtPreviewClone.Dispose();
txtEdit.lockTextChange = false;
txtPreview.lockTextChange = false;
}
public static void SetTxtPreviewSingleColor(MyRichTextBox txtPreview, Color color)
{
txtPreview.lockTextChange = true;
int cursorLocation = txtPreview.SelectionStart; // 保存编辑位置
int selectLength = txtPreview.SelectionLength; // 保存处理字符串的长度
txtPreview.SelectionColor = color; // 设置颜色
txtPreview.SelectionStart = cursorLocation + selectLength; // 移动光标
txtPreview.SelectionLength = 0; // 清空选择
txtPreview.lockTextChange = false;
txtPreview.Select(); // 激活控件
}
public static void SetTxtPreviewGradual(MyRichTextBox txtPreview, Color startColor, Color endColor)
{
int selectLength = txtPreview.SelectionLength;// 需要处理的长度
if (selectLength > 1)
{
txtPreview.lockTextChange = true;
for (int i = 0; i < selectLength; i++)
{
txtPreview.SelectionLength = 1;
Color tempColor = Color.FromArgb(startColor.R + (endColor.R - startColor.R) * i / (selectLength - 1), startColor.G + (endColor.G - startColor.G) * i / (selectLength - 1), startColor.B + (endColor.B - startColor.B) * i / (selectLength - 1));// 计算当前字的颜色
txtPreview.SelectionColor = tempColor;
txtPreview.SelectionLength = 0;
txtPreview.SelectionStart++;
}
txtPreview.lockTextChange = false;
txtPreview.Select();// 激活控件
}
else
{
SetTxtPreviewSingleColor(txtPreview, startColor);
}
}
public static void ConvertToEditTextBox(MyRichTextBox txtPreview, MyTextBox txtEdit)
{
txtEdit.lockTextChange = true;
#region 克隆控件
MyRichTextBox txtPreviewClone = new MyRichTextBox()
{
Rtf = txtPreview.Rtf,
SelectionStart = 0,// 从开头开始处理
SelectionLength = 1// 每次的处理长度
};
#endregion
bool isHighLight = false;// 标志是否高亮中
StringBuilder sb = new StringBuilder();// 存储已经处理的文本
Color currentColor = txtPreviewClone.SelectionColor;// 当前颜色
#region 处理第一个字符
if (currentColor != Color.White)
{
sb.Append("|c" + ColorToHex(txtPreviewClone.SelectionColor));
isHighLight = true;
}
#endregion
int length = txtPreviewClone.TextLength;// 处理的总文本长度
while (txtPreviewClone.SelectionStart < length)
{
if (txtPreviewClone.SelectionColor != currentColor)// 改变颜色
{
if (isHighLight)// 结束高亮
{
sb.Append("|r");
isHighLight = false;
}
if (txtPreviewClone.SelectionColor != Color.White)// 不是默认颜色，开始高亮
{
sb.Append("|c" + ColorToHex(txtPreviewClone.SelectionColor));
isHighLight = true;
}
currentColor = txtPreviewClone.SelectionColor;
}
#region 将回车转为|n
if (txtPreviewClone.SelectedText == "\n")
{
sb.Append("|n");
txtPreviewClone.SelectionStart++;
continue;
}
#endregion
sb.Append(txtPreviewClone.SelectedText);
txtPreviewClone.SelectionStart++;
}
if (isHighLight)
{
sb.Append("|r");
}
txtEdit.Text = sb.ToString();
txtEdit.AddToUndoStack(sb.ToString());
txtPreviewClone.Dispose();// 销毁克隆对象
txtEdit.lockTextChange = false;
}
public static void SetTxtPreviewGradual(MyRichTextBox txtPreview, Color startColor, Color endColor)
{
int selectLength = txtPreview.SelectionLength;// 需要处理的长度
if (selectLength > 1)
{
txtPreview.lockTextChange = true;
for (int i = 0; i < selectLength; i++)
{
txtPreview.SelectionLength = 1;
Color tempColor = Color.FromArgb(startColor.R + (endColor.R - startColor.R) / (selectLength - 1) * i, startColor.G + (endColor.G - startColor.G) / (selectLength - 1) * i, startColor.B + (endColor.B - startColor.B) / (selectLength - 1) * i);// 计算当前字的颜色
txtPreview.SelectionColor = tempColor;
txtPreview.SelectionLength = 0;
txtPreview.SelectionStart++;
}
txtPreview.lockTextChange = false;
}
else
{
SetTxtPreviewSingleColor(txtPreview, startColor);
}
}
public static void SetTxtPreviewSingleColor(MyRichTextBox txtPreview, Color color)
{
txtPreview.lockTextChange = true;
int cursorLocation = txtPreview.SelectionStart;// 保存编辑位置
int selectLength = txtPreview.SelectionLength;// 保存处理字符串的长度
txtPreview.SelectionColor = color;// 设置颜色
txtPreview.SelectionStart = cursorLocation + selectLength;// 移动光标
txtPreview.lockTextChange = false;
}
public static void ConvertToEditTextBoxEx(MyRichTextBox txtPreview, MyTextBox txtEdit)
{
txtEdit.lockTextChange = true;
string rtf = txtPreview.Rtf;
int colorTableStart = rtf.IndexOf(@"\colortbl");// 颜色表开始位置
int colorTableEnd = rtf.IndexOf('}', colorTableStart);// 颜色表结束位置
string[] colorTable = rtf.Substring(colorTableStart, colorTableEnd - colorTableStart).Split(new char[] { ';' }, StringSplitOptions.RemoveEmptyEntries);// 获取颜色表子串并分割
List<Color> colors = new List<Color>();// 存储rtf所用到的所有颜色
for (int i = 1; i < colorTable.Length; i++)
{
string[] color = colorTable[i].Replace("red", string.Empty).Replace("green", string.Empty).Replace("blue", string.Empty).Split(new char[] { '\\' }, StringSplitOptions.RemoveEmptyEntries);// 获取颜色字符串的RGB值
colors.Add(Color.FromArgb(int.Parse(color[0]), int.Parse(color[1]), int.Parse(color[2])));// 将颜色存入集合
}
string processStr = rtf.Substring(rtf.IndexOf(@"\fs18") + @"\fs18".Length).Replace(Environment.NewLine, string.Empty);// 截取处理字符串并去除换行符
processStr = processStr.Substring(0, processStr.LastIndexOf(@"\par"));// 去除结尾的\par
StringBuilder finishStr = new StringBuilder();// 处理完成字符串
for (int i = 0; i < processStr.Length; i++)
{
if (processStr[i] == '\\')
{
if (i + 1 < processStr.Length && processStr[i + 1] == '\\')// '\'
{
finishStr.Append('\\');
i++;
}
else if (i + 7 < processStr.Length && processStr[i + 1] == '\'' && processStr[i + 4] == '\\' && processStr[i + 5] == '\'')// 中文等非ASCII字符
{
finishStr.Append(Encoding.GetEncoding(936).GetString(new byte[] { (byte)EncodingConvert(processStr[i + 2], processStr[i + 3]), (byte)EncodingConvert(processStr[i + 6], processStr[i + 7]) }));
i += 7;
}
else if (i + 3 < processStr.Length && processStr[i + 1] == 'c' && processStr[i + 2] == 'f' && processStr[i + 3] >= '0' && processStr[i + 3] <= '9')// 颜色
{
int j = i + 3;
string num = string.Empty;
while (j < processStr.Length && processStr[j] >= '0' && processStr[j] <= '9')
{
num += processStr[j];
j++;
}
i = j - 1;
if (j < processStr.Length && processStr[j] == ' ')
{
i++;
}
int colorIndex = int.Parse(num) - 1;
if (colors[colorIndex].R == 255 && colors[colorIndex].G == 255 && colors[colorIndex].B == 255)
{
finishStr.Append("|r");
}
else
{
finishStr.Append("|c" + ColorToHex(colors[colorIndex]));
}
}
else if (i + 3 < processStr.Length && processStr[i + 1] == 'p' && processStr[i + 2] == 'a' && processStr[i + 3] == 'r')// 换行
{
finishStr.Append("|n");
i += 3;
}
}
else
{
finishStr.Append(processStr[i]);
}
}
txtEdit.Text = finishStr.ToString();
txtEdit.AddToUndoStack(finishStr.ToString());
txtEdit.lockTextChange = false;
}
public static void ConvertToEditTextBox(MyRichTextBox txtPreview, MyTextBox txtEdit)
{
txtEdit.lockTextChange = true;
#region 克隆控件
MyRichTextBox txtPreviewClone = new MyRichTextBox()
{
Rtf = txtPreview.Rtf,
SelectionStart = 0, // 从开头开始处理
SelectionLength = 1, // 每次的处理长度
ignoreRefresh = true // 忽略控件自身的重绘，提高响应速度
};
#endregion
bool isHighLight = false; // 标志是否高亮中
StringBuilder sb = new StringBuilder(); // 存储已经处理的文本
Color currentColor = txtPreviewClone.SelectionColor; // 当前颜色
#region 处理第一个字符
if (currentColor != Color.White)
{
sb.Append("|c" + ColorToHex(txtPreviewClone.SelectionColor));
isHighLight = true;
}
#endregion
int length = txtPreviewClone.TextLength;// 处理的总文本长度
while (txtPreviewClone.SelectionStart < length)
{
if (txtPreviewClone.SelectionColor != currentColor) // 改变颜色
{
if (isHighLight) // 结束高亮
{
sb.Append("|r");
isHighLight = false;
}
if (txtPreviewClone.SelectionColor != Color.White)// 不是默认颜色，开始高亮
{
sb.Append("|c" + ColorToHex(txtPreviewClone.SelectionColor));
isHighLight = true;
}
currentColor = txtPreviewClone.SelectionColor;
}
#region 将回车转为|n
if (txtPreviewClone.SelectedText == "\n")
{
sb.Append("|n");
txtPreviewClone.SelectionStart++;
continue;
}
#endregion
#region 将|转为||
else if (txtPreviewClone.SelectedText == "|")
{
sb.Append("||");
txtPreviewClone.SelectionStart++;
continue;
}
#endregion
sb.Append(txtPreviewClone.SelectedText);
txtPreviewClone.SelectionStart++;
}
if (isHighLight)
{
sb.Append("|r");
}
txtEdit.Text = sb.ToString();
txtEdit.AddToUndoStack(sb.ToString());
txtPreviewClone.Dispose();// 销毁克隆对象
txtEdit.lockTextChange = false;
}
/// <summary>
/// 将编辑框的文本转到预览框
/// </summary>
/// <param name="txtEdit"></param>
/// <param name="txtPreview"></param>
public static void ConvertToPreviewTextBox(MyTextBox txtEdit, MyRichTextBox txtPreview)
{
txtEdit.lockTextChange = true;
txtPreview.lockTextChange = true;
MyRichTextBox txtPreviewClone = new MyRichTextBox()
{
BackColor = txtPreview.BackColor,
ForeColor = txtPreview.ForeColor,
ignoreRefresh = true// 忽略控件自身的重绘，提高响应速度
};
int cursorLocation = txtEdit.SelectionStart;
txtEdit.Text = txtEdit.Text.Replace(Environment.NewLine, "|n"); // 转换回车换行为|n
txtEdit.SelectionStart = cursorLocation;
char[] charArray = txtEdit.Text.ToCharArray(); // 将原来的字符串转为字符数组处理，并转换回车换行为|n
StringBuilder buffer = new StringBuilder(); // 用于缓冲还没输出的字符
for (int i = 0; i < charArray.Length; i++)
{
if (charArray[i] == '|') // 转义字符
{
if ((i + 1) < charArray.Length && charArray[i + 1] == '|') // 字符'|'
{
buffer.Append('|'); // 将字符'|'输入到缓冲区
i++;
continue;
}
if (((i + 1) < charArray.Length) && ((charArray[i + 1] == 'n') || (charArray[i + 1] == 'N'))) // 换行
{
Color currentColor = txtPreviewClone.SelectionColor; // 保存当前颜色
txtPreviewClone.AppendText(buffer.ToString() + Environment.NewLine); // 将缓冲字符和换行输出
buffer = new StringBuilder(); // 清空缓冲区
txtPreviewClone.SelectionColor = currentColor; // 恢复颜色
i++; // 跳过n或N
continue;
}
else if (((i + 9) < charArray.Length) && ((charArray[i + 1] == 'c') || (charArray[i + 1] == 'C'))) // 颜色开始
{
string strColor = charArray[i + 2].ToString() + charArray[i + 3].ToString() // A
+ charArray[i + 4].ToString() + charArray[i + 5].ToString() // R
+ charArray[i + 6].ToString() + charArray[i + 7].ToString() // G
+ charArray[i + 8].ToString() + charArray[i + 9].ToString() // B
;
if (IsColor(strColor) == true) // 可以转化为颜色
{
txtPreviewClone.AppendText(buffer.ToString()); // 将缓冲字符和换行输出
buffer = new StringBuilder(); // 清空缓冲区
txtPreviewClone.SelectionColor = ConvertToColor(strColor);
i += 9; // 跳过c或C和8位的颜色值
continue;
}
}
else if (((i + 1) < charArray.Length) && ((charArray[i + 1] == 'r') || (charArray[i + 1] == 'R'))) // 颜色结束
{
txtPreviewClone.AppendText(buffer.ToString()); // 将缓冲字符和换行输出
buffer = new StringBuilder(); // 清空缓冲区
txtPreviewClone.SelectionColor = Color.White;
i++; // 跳过r或R
continue;
}
}
buffer.Append(charArray[i].ToString()); // 将字符输入到缓冲区
}
txtPreviewClone.AppendText(buffer.ToString()); // 将剩余的字符输出
txtPreview.Rtf = txtPreviewClone.Rtf;
txtPreviewClone.Dispose();
txtEdit.lockTextChange = false;
txtPreview.lockTextChange = false;
}
