/// <summary>
/// Сохранить представление в поток
/// </summary>
public void SaveToStream(Stream stream)
{
XmlDocument xmlDoc = new XmlDocument();
XmlDeclaration xmlDecl = xmlDoc.CreateXmlDeclaration("1.0", "utf-8", null);
xmlDoc.AppendChild(xmlDecl);
// запись заголовка представления
XmlElement rootElem = xmlDoc.CreateElement("SchemeView");
rootElem.SetAttribute("title", SchemeParams.Title);
xmlDoc.AppendChild(rootElem);
// запись параметров схемы
XmlElement schemeElem = xmlDoc.CreateElement("Scheme");
rootElem.AppendChild(schemeElem);
WriteProp(schemeElem, "Size", SchemeParams.Size);
WriteProp(schemeElem, "BackColor", SchemeParams.BackColor);
if (SchemeParams.BackImage != null)
{
WriteProp(schemeElem, "BackImageName", SchemeParams.BackImage.Name);
}
WriteProp(schemeElem, "ForeColor", SchemeParams.ForeColor);
WriteProp(schemeElem, "Font", SchemeParams.Font);
// запись элементов схемы
XmlElement elemsElem = xmlDoc.CreateElement("Elements");
rootElem.AppendChild(elemsElem);
foreach (Element elem in ElementList)
{
XmlElement elemElem = xmlDoc.CreateElement(elem.GetType().Name);
elemsElem.AppendChild(elemElem);
WriteProp(elemElem, "ID", elem.ID);
WriteProp(elemElem, "Name", elem.Name);
WriteProp(elemElem, "Location", elem.Location);
WriteProp(elemElem, "Size", elem.Size);
WriteProp(elemElem, "ZIndex", elem.ZIndex);
if (elem is StaticText)
{
StaticText staticText = (StaticText)elem;
WriteProp(elemElem, "AutoSize", staticText.AutoSize);
WriteProp(elemElem, "BackColor", staticText.BackColor);
WriteProp(elemElem, "BorderColor", staticText.BorderColor);
WriteProp(elemElem, "ForeColor", staticText.ForeColor);
WriteProp(elemElem, "Font", staticText.Font);
WriteProp(elemElem, "Text", staticText.Text);
WriteProp(elemElem, "WordWrap", staticText.WordWrap);
WriteProp(elemElem, "HAlign", staticText.HAlign);
WriteProp(elemElem, "VAlign", staticText.VAlign);
if (elem is DynamicText)
{
DynamicText dynamicText = (DynamicText)elem;
WriteProp(elemElem, "ToolTip", dynamicText.ToolTip);
WriteProp(elemElem, "UnderlineOnHover", dynamicText.UnderlineOnHover);
WriteProp(elemElem, "BackColorOnHover", dynamicText.BackColorOnHover);
WriteProp(elemElem, "BorderColorOnHover", dynamicText.BorderColorOnHover);
WriteProp(elemElem, "ForeColorOnHover", dynamicText.ForeColorOnHover);
WriteProp(elemElem, "InCnlNum", dynamicText.InCnlNum);
WriteProp(elemElem, "CtrlCnlNum", dynamicText.CtrlCnlNum);
WriteProp(elemElem, "Action", dynamicText.Action);
WriteProp(elemElem, "ShowValue", dynamicText.ShowValue);
}
elemsElem.AppendChild(elemElem);
}
else if (elem is StaticPicture)
{
StaticPicture staticPicture = (StaticPicture)elem;
WriteProp(elemElem, "BorderColor", staticPicture.BorderColor);
if (staticPicture.Image != null)
{
WriteProp(elemElem, "ImageName", staticPicture.Image.Name);
}
WriteProp(elemElem, "ImageStretch", staticPicture.ImageStretch);
if (elem is DynamicPicture)
{
DynamicPicture dynamicPicture = (DynamicPicture)elem;
WriteProp(elemElem, "ToolTip", dynamicPicture.ToolTip);
if (dynamicPicture.ImageOnHover != null)
{
WriteProp(elemElem, "ImageOnHoverName", dynamicPicture.ImageOnHover.Name);
}
WriteProp(elemElem, "BorderColorOnHover", dynamicPicture.BorderColorOnHover);
WriteProp(elemElem, "InCnlNum", dynamicPicture.InCnlNum);
WriteProp(elemElem, "CtrlCnlNum", dynamicPicture.CtrlCnlNum);
WriteProp(elemElem, "Action", dynamicPicture.Action);
if (dynamicPicture.Conditions != null && dynamicPicture.Conditions.Count > 0)
{
XmlElement condsElem = xmlDoc.CreateElement("Conditions");
elemElem.AppendChild(condsElem);
foreach (Condition cond in dynamicPicture.Conditions)
{
WriteProp(condsElem, "Condition", cond);
}
}
}
}
}
// запись словаря изображений схемы
XmlElement imagesElem = xmlDoc.CreateElement("Images");
rootElem.AppendChild(imagesElem);
foreach (Image image in ImageDict.Values)
{
WriteProp(imagesElem, "Image", image);
}
// запись фильтра по входным каналам
XmlElement cnlsFilterElem = xmlDoc.CreateElement("CnlsFilter");
cnlsFilterElem.InnerText = string.Join <int>(" ", CnlsFilter);
rootElem.AppendChild(cnlsFilterElem);
xmlDoc.Save(stream);
}
/// <summary>
/// Клонировать объект
/// </summary>
public override object Clone()
{
StaticPicture staticPicture = new StaticPicture();
staticPicture.CopyFrom(this);
return staticPicture;
}
/// <summary>
/// Загрузить представление из потока
/// </summary>
public override void LoadFromStream(Stream stream)
{
// очистка представления
Clear();
// загрузка XML-документа
XmlDocument xmlDoc = new XmlDocument();
xmlDoc.Load(stream);
// проверка типа представления
XmlElement rootElem = xmlDoc.DocumentElement;
if (!rootElem.Name.Equals("SchemeView", StringComparison.OrdinalIgnoreCase))
{
return;
}
// получение заголовка представления
Title = rootElem.GetAttribute("title");
SchemeParams.Title = Title;
// загрузка параметров схемы
XmlNode schemeNode = rootElem.SelectSingleNode("Scheme");
if (schemeNode != null)
{
SchemeParams.Size = ReadSizeProp(schemeNode, Scheme.DefaultSize);
SchemeParams.BackColor = ReadStringProp(schemeNode, "BackColor");
SchemeParams.BackImage = ReadImageNameProp(schemeNode, "BackImageName");
SchemeParams.ForeColor = ReadStringProp(schemeNode, "ForeColor");
SchemeParams.Font = ReadFontProp(schemeNode, true);
}
// загрузка элементов схемы
XmlNode elemsNode = rootElem.SelectSingleNode("Elements");
if (elemsNode != null)
{
foreach (XmlNode elemNode in elemsNode.ChildNodes)
{
string tagName = elemNode.Name.ToLowerInvariant();
Element element = null;
int inCnlNum = 0;
int ctrlCnlNum = 0;
if (tagName == "statictext" || tagName == "dynamictext")
{
DynamicText dynamicText = tagName == "dynamictext" ? new DynamicText() : null;
StaticText staticText = dynamicText == null ? new StaticText() : dynamicText;
element = staticText;
staticText.AutoSize = ReadBoolProp(elemNode, "AutoSize");
staticText.BackColor = ReadStringProp(elemNode, "BackColor");
staticText.BorderColor = ReadStringProp(elemNode, "BorderColor");
staticText.ForeColor = ReadStringProp(elemNode, "ForeColor");
staticText.Font = ReadFontProp(elemNode);
staticText.Text = ReadStringProp(elemNode, "Text");
staticText.WordWrap = ReadBoolProp(elemNode, "WordWrap");
staticText.HAlign = ReadHAlignProp(elemNode);
staticText.VAlign = ReadVAlignProp(elemNode);
if (dynamicText != null)
{
dynamicText.ToolTip = ReadStringProp(elemNode, "ToolTip");
dynamicText.UnderlineOnHover = ReadBoolProp(elemNode, "UnderlineOnHover");
dynamicText.BackColorOnHover = ReadStringProp(elemNode, "BackColorOnHover");
dynamicText.BorderColorOnHover = ReadStringProp(elemNode, "BorderColorOnHover");
dynamicText.ForeColorOnHover = ReadStringProp(elemNode, "ForeColorOnHover");
inCnlNum = ReadIntProp(elemNode, "InCnlNum");
ctrlCnlNum = ReadIntProp(elemNode, "CtrlCnlNum");
dynamicText.InCnlNum = inCnlNum;
dynamicText.CtrlCnlNum = ctrlCnlNum;
dynamicText.Action = ReadActionProp(elemNode);
dynamicText.ShowValue = ReadShowValueProp(elemNode);
}
}
else if (tagName == "staticpicture" || tagName == "dynamicpicture")
{
DynamicPicture dynamicPicture = tagName == "dynamicpicture" ? new DynamicPicture() : null;
StaticPicture staticPicture = dynamicPicture == null ? new StaticPicture() : dynamicPicture;
element = staticPicture;
staticPicture.BorderColor = ReadStringProp(elemNode, "BorderColor");
staticPicture.Image = ReadImageNameProp(elemNode, "ImageName");
staticPicture.ImageStretch = ReadImageStretchProp(elemNode);
if (dynamicPicture != null)
{
dynamicPicture.ToolTip = ReadStringProp(elemNode, "ToolTip");
dynamicPicture.ImageOnHover = ReadImageNameProp(elemNode, "ImageOnHoverName");
dynamicPicture.BorderColorOnHover = ReadStringProp(elemNode, "BorderColorOnHover");
inCnlNum = ReadIntProp(elemNode, "InCnlNum");
ctrlCnlNum = ReadIntProp(elemNode, "CtrlCnlNum");
dynamicPicture.InCnlNum = inCnlNum;
dynamicPicture.CtrlCnlNum = ctrlCnlNum;
dynamicPicture.Action = ReadActionProp(elemNode);
XmlNode condsNode = elemNode.SelectSingleNode("Conditions");
if (condsNode != null)
{
dynamicPicture.Conditions = new List <Condition>();
XmlNodeList condNodes = condsNode.SelectNodes("Condition");
foreach (XmlNode condNode in condNodes)
{
Condition condition = new Condition();
condition.CompareOperator1 = ReadCompareOperatorProp(condNode, "CompareOperator1");
condition.CompareArgument1 = ReadDoubleProp(condNode, "CompareArgument1");
condition.CompareOperator2 = ReadCompareOperatorProp(condNode, "CompareOperator2");
condition.CompareArgument2 = ReadDoubleProp(condNode, "CompareArgument2");
condition.LogicalOperator = ReadLogicalOperatorProp(condNode, "LogicalOperator");
condition.Image = ReadImageNameProp(condNode, "ImageName");
dynamicPicture.Conditions.Add(condition);
}
}
}
}
if (element != null)
{
element.ID = ReadIntProp(elemNode, "ID");
if (element.ID > 0)
{
element.Name = ReadStringProp(elemNode, "Name");
element.Location = ReadLocationProp(elemNode, Element.DefaultLocation);
element.Size = ReadSizeProp(elemNode, Element.DefaultSize);
element.ZIndex = ReadIntProp(elemNode, "ZIndex");
ElementList.Add(element);
ElementDict[element.ID] = element;
if (inCnlNum > 0)
{
AddCnlNum(inCnlNum);
}
if (ctrlCnlNum > 0)
{
AddCtrlCnlNum(ctrlCnlNum);
}
if (maxID < element.ID)
{
maxID = element.ID;
}
}
}
}
}
// загрузка словаря изображений схемы
XmlNode imagesNode = rootElem.SelectSingleNode("Images");
if (imagesNode != null)
{
XmlNodeList imageNodes = imagesNode.SelectNodes("Image");
foreach (XmlNode imageNode in imageNodes)
{
Image image = new Image();
string name = ReadStringProp(imageNode, "Name");
image.Name = name;
image.Data = Convert.FromBase64String(ReadStringProp(imageNode, "Data"));
if (name != "")
{
ImageDict[name] = image;
}
}
}
// загрузка фильтра по входным каналам
XmlNode cnlsFilterNode = rootElem.SelectSingleNode("CnlsFilter");
if (cnlsFilterNode != null)
{
string[] cnlNums = cnlsFilterNode.InnerText.Split(Separator, StringSplitOptions.RemoveEmptyEntries);
foreach (string cnlNumStr in cnlNums)
{
int cnlNum;
if (int.TryParse(cnlNumStr, out cnlNum))
{
int ind = CnlsFilter.BinarySearch(cnlNum);
if (ind < 0)
{
CnlsFilter.Insert(~ind, cnlNum);
AddCnlNum(cnlNum);
}
}
}
}
}
/// <summary>
/// Загрузить представление из потока
/// </summary>
public override void LoadFromStream(Stream stream)
{
// очистка представления
Clear();
// загрузка XML-документа
XmlDocument xmlDoc = new XmlDocument();
xmlDoc.Load(stream);
// проверка формата файла (потока)
XmlElement rootElem = xmlDoc.DocumentElement;
if (!rootElem.Name.Equals("SchemeView", StringComparison.OrdinalIgnoreCase))
{
throw new ScadaException(SchemePhrases.IncorrectFileFormat);
}
// загрузка документа схемы
XmlNode documentNode = rootElem.SelectSingleNode("Document") ?? rootElem.SelectSingleNode("Scheme");
if (documentNode != null)
{
SchemeDoc.LoadFromXml(documentNode);
// загрузка заголовка схемы для старого формата
if (SchemeDoc.Title == "")
{
SchemeDoc.Title = rootElem.GetAttribute("title");
}
// установка заголовка представления
Title = SchemeDoc.Title;
// загрузка фильтра по входным каналам для старого формата
XmlNode cnlsFilterNode = rootElem.SelectSingleNode("CnlsFilter");
if (cnlsFilterNode != null)
{
SchemeDoc.CnlFilter.ParseCnlFilter(cnlsFilterNode.InnerText);
}
// добавление входных каналов представления
foreach (int cnlNum in SchemeDoc.CnlFilter)
{
AddCnlNum(cnlNum);
}
}
// загрузка компонентов схемы
XmlNode componentsNode = rootElem.SelectSingleNode("Components") ?? rootElem.SelectSingleNode("Elements");
if (componentsNode != null)
{
foreach (XmlNode componentNode in componentsNode.ChildNodes)
{
// создание компонента
string nodeName = componentNode.Name.ToLowerInvariant();
BaseComponent component = null;
if (nodeName == "statictext")
{
component = new StaticText();
}
else if (nodeName == "dynamictext")
{
component = new DynamicText();
}
else if (nodeName == "staticpicture")
{
component = new StaticPicture();
}
else if (nodeName == "dynamicpicture")
{
component = new DynamicPicture();
}
if (component != null)
{
// загрузка компонента и добавление его в представление
component.SchemeDoc = SchemeDoc;
component.LoadFromXml(componentNode);
Components[component.ID] = component;
// добавление входных каналов представления
if (component is IDynamicComponent)
{
IDynamicComponent dynamicComponent = (IDynamicComponent)component;
AddCnlNum(dynamicComponent.InCnlNum);
AddCtrlCnlNum(dynamicComponent.CtrlCnlNum);
}
// определение макс. идентификатора компонентов
if (component.ID > maxComponentID)
{
maxComponentID = component.ID;
}
}
}
}
// загрузка изображений схемы
XmlNode imagesNode = rootElem.SelectSingleNode("Images");
if (imagesNode != null)
{
Dictionary <string, Image> images = SchemeDoc.Images;
XmlNodeList imageNodes = imagesNode.SelectNodes("Image");
foreach (XmlNode imageNode in imageNodes)
{
Image image = new Image();
image.LoadFromXml(imageNode);
if (!string.IsNullOrEmpty(image.Name))
{
images[image.Name] = image;
}
}
}
}
