//Конструктор формы
public frmMain()
{
InitializeComponent();
//Словарь для сохранения битмапов для разных вкладок
pictures = new Dictionary <int, Bitmap>();
//Создание битмапа для первой вкладки
var currPicture = new Bitmap(cDrawField.Width, cDrawField.Height);
picturesCounter++;
cDrawField.Image = currPicture;
pictures[picturesCounter] = currPicture;
//Загрузка в Graphics Image из PictureBox
graphics = Graphics.FromImage(cDrawField.Image);
graphics.Clear(Color.White);
//Словарь радио-кнопок для вкладок
tabButtons = new Dictionary <int, RadioButton>();
//Создание кнопки для первой вкладки
var tab = new RadioButton();
tabsPanel.Controls.Add(tab);
tab.Appearance = Appearance.Button;
tab.Checked = true;
tab.Width = 150;
tab.Height = 26;
tab.Margin = new Padding(0, 1, 10, 1);
tab.Name = "tabBtn" + picturesCounter;
tab.Text = "New picture";
tabButtons[picturesCounter] = tab;
tab.Click += tabOnClick;
activeTab = 1;
//Настройка скролла для панели вкладок
tabsPanel.VerticalScroll.Value = tabsPanel.Height;
tabsPanel.VerticalScroll.SmallChange = tabsPanel.Height;
toolPanelBtn_Line.Checked = true;
currentShape = new Line(colorDialog_Line.Color, (float)selectLineWidth.Value);
shapeInProgress = false;
preShowShape = new Line(colorDialog_Line.Color, (float)selectLineWidth.Value);
preShowShape.showMode = Shape.TShowMode.PRE_SHOW;
preShowBuffer = new Bitmap(cDrawField.Image);
tabShapesList = new Dictionary <int, ShapesList>();
tabShapesList[picturesCounter] = new ShapesList();
lblActivePlugin.Text = "";
}
//Создание новой картинки
private void menuStripItemFile_Create_Click(object sender, EventArgs e)
{
//Сохранение текущего поля рисования
cancelDrawing();
pictures[activeTab] = new Bitmap((Bitmap)cDrawField.Image);
//Корректировка размеров области рисования
cDrawField.Width = cPanelDrawField.Width;
cDrawField.Height = cPanelDrawField.Height;
//Создание нового битмапа
var currPicture = new Bitmap(cDrawField.Width, cDrawField.Height);
//Сохранение в словарь созданного битмапа
picturesCounter++;
cDrawField.Image = currPicture;
pictures[picturesCounter] = currPicture;
//Загрузка в Graphics Image из PictureBox
graphics = Graphics.FromImage(cDrawField.Image);
graphics.Clear(Color.White);
//Создание кнопки новой вкладки
var tab = new RadioButton();
tabsPanel.Controls.Add(tab);
tab.Appearance = Appearance.Button;
tab.Checked = true;
tab.Width = 150;
tab.Height = 26;
tab.Margin = new Padding(0, 1, 10, 1);
tab.Name = "tabBtn" + picturesCounter;
tab.Text = "New picture";
tabButtons[picturesCounter] = tab;
tab.Click += tabOnClick;
activeTab = picturesCounter;
preShowBuffer = new Bitmap(cDrawField.Image);
tabShapesList[picturesCounter] = new ShapesList();
//Сброс фокуса
btnResetTab.Focus();
}
//Открытие картинки из файла
private void menuStripItemFile_Open_Click(object sender, EventArgs e)
{
cancelDrawing();
if (openFileDialog.ShowDialog() == DialogResult.Cancel)
{
return;
}
// получаем выбранный файл
string filename = openFileDialog.FileName;
cDrawField.Image = Image.FromFile(filename);
var currPicture = new Bitmap(Math.Max(cDrawField.Image.Width, cDrawField.Width), Math.Max(cDrawField.Image.Height, cDrawField.Height));
picturesCounter++;
currPicture = (Bitmap)cDrawField.Image;
pictures[picturesCounter] = currPicture;
graphics = Graphics.FromImage(cDrawField.Image);
var tab = new RadioButton();
tabsPanel.Controls.Add(tab);
tab.Appearance = Appearance.Button;
tab.Checked = true;
tab.Width = 150;
tab.Height = 26;
tab.Margin = new Padding(0, 1, 10, 1);
tab.Name = "tabBtn" + picturesCounter;
tab.Text = filename;
tabButtons[picturesCounter] = tab;
tab.Click += tabOnClick;
activeTab = picturesCounter;
cDrawField.Refresh();
tabShapesList[picturesCounter] = new ShapesList();
//Сброс фокуса
btnResetTab.Focus();
}
