public void SetItemSelector(ItemLayer item)
{
if (item != null)
{
itemChoose = item;
itemChoose.Selected = true;
}
}
private void MainCanvas_PreviewMouseLeftButtonDown(object sender, MouseButtonEventArgs e)
{
if (Keyboard.IsKeyDown(Key.LeftCtrl) || Keyboard.IsKeyDown(Key.RightCtrl))
{
return;
}
if (!(e.Source != MainCanvas && e.Source.GetType() == typeof(ItemLayer) && controlSelector.itemChoose == (ItemLayer)e.Source))
{
for (int i = 0; i < MainCanvas.Children.Count; ++i)
{
if (!(MainCanvas.Children[i] is ItemLayer))
{
continue;
}
ItemLayer item = (ItemLayer)MainCanvas.Children[i];
if (item.Selected == true)
{
item.Selected = false;
SaveHistory();
}
//Canvas.SetZIndex(item, 0);
}
controlSelector.itemChoose = null;
//SaveCanvas();
for (int i = 0; i < MainCanvas.Children.Count; ++i)
{
if (!(MainCanvas.Children[i] is ItemLayer))
{
continue;
}
ItemLayer item = (ItemLayer)MainCanvas.Children[i];
MainCanvas.Children.Remove((ItemLayer)MainCanvas.Children[i]);
}
}
if (TypeDraw == TypeShape.Eraser)
{
isEraser = true;
Point p = Mouse.GetPosition(MainCanvas);
BitmapSource bmp = (BitmapSource)MainCanvasImage.Source;
if (bmp == null)
{
return;
}
MyBitmap = new WriteableBitmap(bmp);
MainCanvasImage.Source = MyBitmap;
ImageProcess.Rubber((int)p.X, (int)p.Y, penWidth, MyBitmap);
}
if (TypeDraw == TypeShape.Fill)
{
System.Drawing.Color color = System.Drawing.Color.FromArgb(fillColor.A, fillColor.R, fillColor.G, fillColor.B);
Point p = Mouse.GetPosition(MainCanvas);
ImageProcess.FloodFill(MainCanvas, MainCanvasImage, p, color);
SaveHistory();
return;
}
}
private void MainCanvas_MouseUp(object sender, MouseButtonEventArgs e)
{
if (e.RightButton == MouseButtonState.Pressed)
{
return;
}
if (IsMouseDown != false)
{
IsMouseDown = false;
yOffset = Translate.Y;
xOffset = Translate.X;
return;
}
controlSelector.OnMouse_Up();
if (isEraser == true && TypeDraw == TypeShape.Eraser)
{
isEraser = false;
SaveHistory();
return;
}
if (TypeDraw == TypeShape.PolyGon)
{
return;
}
if (TypeDraw == TypeShape.PolyLine)
{
if (controlSelector.itemChoose != null)
{
controlSelector.itemChoose.Selected = false;
controlSelector.itemChoose = null;
SaveHistory();
for (int i = 0; i < MainCanvas.Children.Count; ++i)
{
if (!(MainCanvas.Children[i] is ItemLayer))
{
continue;
}
ItemLayer item = (ItemLayer)MainCanvas.Children[i];
MainCanvas.Children.Remove((ItemLayer)MainCanvas.Children[i]);
}
}
//TypeDraw = TypeShape.None;
return;
}
//btnSelect.IsChecked = true;
TypeDraw = TypeShape.None;
//if (TypeDraw != TypeShape.None)
//{
// TypeDraw = TypeShape.None;
//}
}
public void SetItemCreate(ItemLayer item)
{
MouseHitType = HitType.LR;
if (item.Type == TypeShape.PolyLine)
{
MouseHitType = HitType.None;
}
DragInProgress = true;
SetMouseCursor();
LastPoint = Mouse.GetPosition(MainCanvas);
item.Selected = true;
itemChoose = item;
}
private void btnNew_Click(object sender, RoutedEventArgs e)
{
for (int i = 0; i < MainCanvas.Children.Count; ++i)
{
if (!(MainCanvas.Children[i] is ItemLayer))
{
continue;
}
ItemLayer item = (ItemLayer)MainCanvas.Children[i];
MainCanvas.Children.Remove((ItemLayer)MainCanvas.Children[i]);
}
MainCanvasImage.Source = null;
FileSystem.ClearTemp();
history.ClearTemp();
history.ClearMain();
}
private void MainCanvas_MouseDown(object sender, MouseButtonEventArgs e)
{
if (e.RightButton == MouseButtonState.Pressed)
{
return;
}
if (Keyboard.IsKeyDown(Key.LeftCtrl) || Keyboard.IsKeyDown(Key.RightCtrl))
{
IsMouseDown = true;
initial = Mouse.GetPosition(this);
return;
}
if (TypeDraw == TypeShape.Fill || TypeDraw == TypeShape.Eraser)
{
return;
}
if (controlSelector.itemChoose != null && TypeDraw != TypeShape.PolyGon)
{
controlSelector.OnMouse_Down();
return;
}
if (TypeDraw == TypeShape.PolyGon)
{
if (controlSelector.itemChoose != null)
{
if (e.ClickCount == 2)
{
TypeDraw = TypeShape.None;
controlSelector.itemChoose.Selected = false;
controlSelector.itemChoose = null;
SaveHistory();
for (int i = 0; i < MainCanvas.Children.Count; ++i)
{
if (!(MainCanvas.Children[i] is ItemLayer))
{
continue;
}
ItemLayer item = (ItemLayer)MainCanvas.Children[i];
MainCanvas.Children.Remove((ItemLayer)MainCanvas.Children[i]);
}
return;
}
// Mouse.GetPosition(MainCanvas);
Point CurPoint = Mouse.GetPosition(MainCanvas);
CurPoint = MainCanvas.PointToScreen(CurPoint);
CurPoint = ((PolyGonObject)controlSelector.itemChoose.objectBase).rect.PointFromScreen(CurPoint);
((PolyGonObject)controlSelector.itemChoose.objectBase).rect.Points.Add(CurPoint);
return;
}
}
if (TypeDraw == TypeShape.None)
{
if (controlSelector.itemChoose != null)
{
if (e.ClickCount == 2 && controlSelector.itemChoose.Type == TypeShape.Text)
{
MessageBox.Show("Show tab chỉnh sửa text");
/*Tạo 1 tab mới để chỉnh sửa*/
ItemLayer itemLayer = controlSelector.itemChoose;
itemLayer.RectText = "Set lại dòng text";
itemLayer.RectFontSize = 30;
itemLayer.ColorStroke = Color.FromRgb(255, 255, 0);
itemLayer.RectFontStyle = FontStyles.Italic;
itemLayer.RectFontStretch = FontStretches.ExtraExpanded;
return;
}
}
controlSelector.OnMouse_Down();
}
else if (TypeDraw != TypeShape.Text)
{
Point CurPoint = Mouse.GetPosition(MainCanvas);
ItemLayer item = new ItemLayer(TypeDraw); // TypeDraw loại hình
Canvas.SetLeft(item, CurPoint.X);
Canvas.SetTop(item, CurPoint.Y);
item.Width = 1;
item.Height = 1;
item.ColorStroke = outlineColor; // tùy chỉnh màu vẽ
item.ColorFill = fillColor; // Tùy chỉnh màu fill, không fill thì = new Color();
item.PenWidth = penWidth; // Tùy chỉnh Độ rộng
item.MainCanvas_MouseDown += MainCanvas_MouseDown;
item.MainCanvas_MouseUp += MainCanvas_MouseUp;
item.MainCanvas_MouseMove += MainCanvas_MouseMove;
item.StyleLine = styleLine;
item.Create();
MainCanvas.Children.Add(item);
//history.PushBack(item);
controlSelector.SetItemCreate(item);
}
else
{
Point CurPoint = Mouse.GetPosition(MainCanvas);
ItemLayer item = new ItemLayer(TypeShape.Text); // TypeDraw loại hình
Canvas.SetLeft(item, CurPoint.X);
Canvas.SetTop(item, CurPoint.Y);
item.Width = 1;
item.Height = 1;
item.MainCanvas_MouseDown += MainCanvas_MouseDown;
item.MainCanvas_MouseUp += MainCanvas_MouseUp;
item.MainCanvas_MouseMove += MainCanvas_MouseMove;
if (textToolsGroup != null)
{
textToolsGroup.Visibility = Visibility.Visible;
}
if (MainRibbon != null)
{
MainRibbon.SelectedTabIndex = 0;
}
item.Create();
/*Sử dụng sau hàm Create*/
item.RectFontFamily = fontFamilyText;
item.RectText = "Helllo31387126378216hfdjisdhfkjsdhkfjdshf";
item.RectFontSize = fontSizeText;
item.ColorStroke = textColor; // tùy chỉnh màu vẽ
MainCanvas.Children.Add(item);
//history.PushBack(item);
controlSelector.SetItemCreate(item);
}
}