internal static void WheelZoom(this Canvas canvas, WindowData data, double delta)
{
data.Zoom += delta;
canvas.Scale(data.Zoom);
data.RectangleHasFocus = false;
Keyboard.Focus(canvas);
}
internal static void WheelZoom(this Canvas canvas, WindowData data, double delta)
{
data.Zoom += delta;
canvas.Scale(data.Zoom);
data.RectangleHasFocus = false;
Keyboard.Focus(canvas);
}
internal static async Task LoadImage(this Canvas canvas, WindowData data, int imageIndex)
{
var image = await Task.Run(delegate
{
var im = new BitmapImage(new Uri(data.FileList[imageIndex].FileName));
im.Freeze();
return(im);
});
data.ScaleX = image.Width / image.PixelWidth;
data.ScaleY = image.Height / image.PixelHeight;
//if (image.PixelWidth != FileAccess.imageWidth || image.PixelHeight != FileAccess.imageHeight) throw new Exception();
var bg = new ImageBrush
{
ImageSource = image
};
data.WindowTitle = Path.GetFileName(data.FileList[imageIndex].FileName) + " (" + bg.ImageSource.Width + "x" + bg.ImageSource.Height + ")";
canvas.Background = bg;
canvas.Width = bg.ImageSource.Width;
canvas.Height = bg.ImageSource.Height;
canvas.Scale(data.Zoom);
Keyboard.Focus(canvas);
}
internal static async Task ChangeRectangle(this Canvas canvas, WindowData data, int offset)
{
data.RectangleIndex += offset;
if (data.RectangleIndex < 0)
{
data.FileIndex--;
if (data.FileIndex < 0)
{
data.FileIndex = 0;
data.RectangleIndex = 0;
}
else
{
data.RectangleIndex = data.FileList[data.FileIndex].Rectangles.Count - 1;
}
await canvas.LoadImage(data, data.FileIndex);
}
else if (data.RectangleIndex >= data.FileList[data.FileIndex].Rectangles.Count)
{
data.FileIndex++;
if (data.FileIndex >= data.FileList.Count)
{
data.FileIndex = data.FileList.Count - 1;
data.RectangleIndex = data.FileList[data.FileIndex].Rectangles.Count - 1;
}
else
{
data.RectangleIndex = 0;
}
await canvas.LoadImage(data, data.FileIndex);
}
}
internal static async Task LoadImage(this Canvas canvas, WindowData data, int imageIndex)
{
var image = await Task.Run(delegate
{
var im = new BitmapImage(new Uri(data.FileList[imageIndex].FileName));
im.Freeze();
return im;
});
data.ScaleX = image.Width / image.PixelWidth;
data.ScaleY = image.Height / image.PixelHeight;
//if (image.PixelWidth != FileAccess.imageWidth || image.PixelHeight != FileAccess.imageHeight) throw new Exception();
var bg = new ImageBrush
{
ImageSource = image
};
data.WindowTitle = Path.GetFileName(data.FileList[imageIndex].FileName) + " (" + bg.ImageSource.Width + "x" + bg.ImageSource.Height + ")";
canvas.Background = bg;
canvas.Width = bg.ImageSource.Width;
canvas.Height = bg.ImageSource.Height;
canvas.Scale(data.Zoom);
Keyboard.Focus(canvas);
}
internal static void RemoveRectangle(this Canvas canvas, WindowData data, int fileIndex, int rectangleIndex)
{
var removed = data.FileList[fileIndex].Rectangles[rectangleIndex];
data.UndoStack.Push(Tuple.Create(fileIndex, removed));
data.FileList[fileIndex].Rectangles.RemoveAt(rectangleIndex);
data.RectangleHasFocus = false;
}
internal static void LoadRectangles(this Canvas canvas, WindowData data, int imageIndex)
{
canvas.Children.Clear();
foreach (var sample in data.FileList[imageIndex].Rectangles)
{
canvas.Children.Add(canvas.InitializeShape(sample, new System.Windows.Shapes.Rectangle(), data.ScaleX, data.ScaleY, Brushes.OrangeRed));
}
}
internal static void LoadRectangles(this Canvas canvas, WindowData data, int imageIndex)
{
canvas.Children.Clear();
foreach (var sample in data.FileList[imageIndex].Rectangles)
{
canvas.Children.Add(canvas.InitializeShape(sample, new System.Windows.Shapes.Rectangle(), data.ScaleX, data.ScaleY, Brushes.OrangeRed));
}
}
internal static void UndoRemoveRectangle(this Canvas canvas, WindowData data, ref int fileIndex, ref int rectangleIndex)
{
if (data.UndoStack.Count > 0)
{
var removed = data.UndoStack.Pop();
fileIndex = removed.Item1;
rectangleIndex = data.FileList[fileIndex].Rectangles.Count;
data.FileList[fileIndex].Rectangles.Add(removed.Item2);
}
}
internal static void FocusRectangle(this Canvas canvas, WindowData data, int imageIndex, int rectIndex)
{
canvas.LayoutTransform = Transform.Identity;
canvas.LoadRectangles(data, imageIndex);
var rect = data.FileList[imageIndex].Rectangles[rectIndex];
canvas.Children.Add(canvas.InitializeShape(rect, new System.Windows.Shapes.Rectangle(), data.ScaleX, data.ScaleY, Brushes.RoyalBlue));
canvas.Children.Add(canvas.InitializeShape(rect, new Ellipse(), data.ScaleX, data.ScaleY, Brushes.RoyalBlue));
var scroller = canvas.Parent as ScrollViewer;
if (scroller != null)
{
scroller.ScrollToHorizontalOffset(Math.Max(rect.X - 32, 0) *data.ScaleX);
scroller.ScrollToVerticalOffset(Math.Max(rect.Y - 32, 0) *data.ScaleY);
}
data.WindowTitle = "File " + (data.FileIndex + 1) + "/" + data.FileList.Count + ", Box " + (data.RectangleIndex + 1) + "/" + data.FileList[data.FileIndex].Rectangles.Count;
data.RectangleHasFocus = true;
}
internal static void FocusRectangle(this Canvas canvas, WindowData data, int imageIndex, int rectIndex)
{
canvas.LayoutTransform = Transform.Identity;
canvas.LoadRectangles(data, imageIndex);
var rect = data.FileList[imageIndex].Rectangles[rectIndex];
canvas.Children.Add(canvas.InitializeShape(rect, new System.Windows.Shapes.Rectangle(), data.ScaleX, data.ScaleY, Brushes.RoyalBlue));
canvas.Children.Add(canvas.InitializeShape(rect, new Ellipse(), data.ScaleX, data.ScaleY, Brushes.RoyalBlue));
var scroller = canvas.Parent as ScrollViewer;
if (scroller != null)
{
scroller.ScrollToHorizontalOffset(Math.Max(rect.X - 32, 0) * data.ScaleX);
scroller.ScrollToVerticalOffset(Math.Max(rect.Y - 32, 0) * data.ScaleY);
}
data.WindowTitle = "File " + (data.FileIndex + 1) + "/" + data.FileList.Count + ", Box " + (data.RectangleIndex + 1) + "/" + data.FileList[data.FileIndex].Rectangles.Count;
data.RectangleHasFocus = true;
}
internal static async Task <bool> Click(this Canvas canvas, WindowData data, MouseButton changedButton)
{
var handled = false;
if (changedButton == MouseButton.Left)
{
data.FileIndex++;
data.RectangleIndex = 0;
data.RectangleHasFocus = false;
handled = true;
}
else if (changedButton == MouseButton.Right)
{
data.FileIndex--;
data.RectangleIndex = 0;
data.RectangleHasFocus = false;
handled = true;
}
if (data.FileIndex < 0)
{
data.FileIndex = 0;
}
else if (data.FileIndex < data.FileList.Count)
{
await canvas.LoadImage(data, data.FileIndex);
canvas.LoadRectangles(data, data.FileIndex);
}
else
{
data.FileIndex = data.FileList.Count;
canvas.Children.Clear();
canvas.Background = Brushes.SkyBlue;
}
return(handled);
}
internal static void UndoRemoveRectangle(this Canvas canvas, WindowData data, ref int fileIndex, ref int rectangleIndex)
{
if (data.UndoStack.Count > 0)
{
var removed = data.UndoStack.Pop();
fileIndex = removed.Item1;
rectangleIndex = data.FileList[fileIndex].Rectangles.Count;
data.FileList[fileIndex].Rectangles.Add(removed.Item2);
}
}
internal static Rectangle TransformRectangle(this Canvas canvas, WindowData data, Rectangle rectangle, WindowData.Dimension dimension, int amount)
{
data.UnsavedChangesPresent = true;
return canvas.TransformRectangle(rectangle, dimension, amount);
}
internal static async Task ChangeRectangle(this Canvas canvas, WindowData data, int offset)
{
data.RectangleIndex += offset;
if (data.RectangleIndex < 0)
{
data.FileIndex--;
if (data.FileIndex < 0)
{
data.FileIndex = 0;
data.RectangleIndex = 0;
}
else
{
data.RectangleIndex = data.FileList[data.FileIndex].Rectangles.Count - 1;
}
await canvas.LoadImage(data, data.FileIndex);
}
else if (data.RectangleIndex >= data.FileList[data.FileIndex].Rectangles.Count)
{
data.FileIndex++;
if (data.FileIndex >= data.FileList.Count)
{
data.FileIndex = data.FileList.Count - 1;
data.RectangleIndex = data.FileList[data.FileIndex].Rectangles.Count - 1;
}
else
{
data.RectangleIndex = 0;
}
await canvas.LoadImage(data, data.FileIndex);
}
}
internal static void RemoveRectangle(this Canvas canvas, WindowData data, int fileIndex, int rectangleIndex)
{
var removed = data.FileList[fileIndex].Rectangles[rectangleIndex];
data.UndoStack.Push(Tuple.Create(fileIndex, removed));
data.FileList[fileIndex].Rectangles.RemoveAt(rectangleIndex);
data.RectangleHasFocus = false;
}
internal static Rectangle TransformRectangle(this Canvas canvas, Rectangle rectangle, WindowData.Dimension dimension, int amount)
{
switch (dimension) {
case WindowData.Dimension.X:
rectangle.Left += amount;
break;
case WindowData.Dimension.Y:
rectangle.Top += amount;
break;
case WindowData.Dimension.Size:
rectangle.Width += amount;
rectangle.Height += amount;
break;
}
rectangle = canvas.Rectangle(rectangle);
return rectangle;
}
internal static async void KeyPress(this Canvas canvas, WindowData data, KeyEventArgs e, MainWindow mainWindow)
{
if (mainWindow.DragLeft || mainWindow.DragRight) return;
if (data.RectangleHasFocus)
{
var step = 2;
if (e.IsRepeat) step = 4;
if (e.KeyboardDevice.IsKeyDown(Key.Back))
{
await canvas.ChangeRectangle(data, -1);
}
if (e.KeyboardDevice.IsKeyDown(Key.Space))
{
await canvas.ChangeRectangle(data, +1);
}
if (e.KeyboardDevice.IsKeyDown(Key.Left))
{
data.FileList[data.FileIndex].Rectangles[data.RectangleIndex] = canvas.TransformRectangle(data.FileList[data.FileIndex].Rectangles[data.RectangleIndex], WindowData.Dimension.X, -step);
}
if (e.KeyboardDevice.IsKeyDown(Key.Right))
{
data.FileList[data.FileIndex].Rectangles[data.RectangleIndex] = canvas.TransformRectangle(data.FileList[data.FileIndex].Rectangles[data.RectangleIndex], WindowData.Dimension.X, step);
}
if (e.KeyboardDevice.IsKeyDown(Key.Up))
{
data.FileList[data.FileIndex].Rectangles[data.RectangleIndex] = canvas.TransformRectangle(data.FileList[data.FileIndex].Rectangles[data.RectangleIndex], WindowData.Dimension.Y, -step);
}
if (e.KeyboardDevice.IsKeyDown(Key.Down))
{
data.FileList[data.FileIndex].Rectangles[data.RectangleIndex] = canvas.TransformRectangle(data.FileList[data.FileIndex].Rectangles[data.RectangleIndex], WindowData.Dimension.Y, step);
}
if (e.KeyboardDevice.IsKeyDown(Key.W))
{
data.FileList[data.FileIndex].Rectangles[data.RectangleIndex] = canvas.TransformRectangle(data.FileList[data.FileIndex].Rectangles[data.RectangleIndex], WindowData.Dimension.Size, step);
}
if (e.KeyboardDevice.IsKeyDown(Key.S))
{
data.FileList[data.FileIndex].Rectangles[data.RectangleIndex] = canvas.TransformRectangle(data.FileList[data.FileIndex].Rectangles[data.RectangleIndex], WindowData.Dimension.Size, -step);
}
if (e.KeyboardDevice.IsKeyDown(Key.Delete) && !e.IsRepeat)
{
canvas.RemoveRectangle(data, data.FileIndex, data.RectangleIndex);
data.RectangleHasFocus = false;
canvas.LoadRectangles(data, data.FileIndex);
e.Handled = true;
return;
}
}
else if (e.KeyboardDevice.IsKeyDown(Key.LeftCtrl) || e.KeyboardDevice.IsKeyDown(Key.RightCtrl) && e.KeyboardDevice.IsKeyDown(Key.Z) && !e.IsRepeat)
{
canvas.UndoRemoveRectangle(data, ref data.FileIndex, ref data.RectangleIndex);
await canvas.LoadImage(data, data.FileIndex);
}
else if (!(e.Key == Key.Space || e.Key == Key.Back))
{
return;
}
data.RectangleIndex = Math.Min(Math.Max(data.RectangleIndex, 0), data.FileList[data.FileIndex].Rectangles.Count - 1);
canvas.FocusRectangle(data, data.FileIndex, data.RectangleIndex);
e.Handled = true;
}
internal static void DragFinal(this Canvas canvas, WindowData data, Point dragStart, Point dragEnd)
{
data.FileList[data.FileIndex].Rectangles.Insert(data.RectangleIndex, canvas.GetRect(data.ScaleY, data.ScaleX, dragStart, dragEnd));
canvas.FocusRectangle(data, data.FileIndex, data.RectangleIndex);
data.UnsavedChangesPresent = true;
}
internal static void DragFinal(this Canvas canvas, WindowData data, Point dragStart, Point dragEnd)
{
data.FileList[data.FileIndex].Rectangles.Insert(data.RectangleIndex, canvas.GetRect(data.ScaleY, data.ScaleX, dragStart, dragEnd));
canvas.FocusRectangle(data, data.FileIndex, data.RectangleIndex);
data.UnsavedChangesPresent = true;
}
internal static void DragIntermediate(this Canvas canvas, WindowData data, Point dragStart, Point dragEnd)
{
canvas.Children.Clear();
canvas.Children.Add(canvas.InitializeShape(canvas.GetRect(data.ScaleY, data.ScaleX, dragStart, dragEnd), new System.Windows.Shapes.Rectangle(), data.ScaleX, data.ScaleY, Brushes.RoyalBlue));
data.WindowTitle = dragStart.X + "," + dragStart.Y + " - " + canvas.GetRect(data.ScaleY, data.ScaleX, dragStart, dragEnd).X + "," + canvas.GetRect(data.ScaleY, data.ScaleX, dragStart, dragEnd).Y;
}
internal static async void KeyPress(this Canvas canvas, WindowData data, KeyEventArgs e, MainWindow mainWindow)
{
if (mainWindow.DragLeft || mainWindow.DragRight)
{
return;
}
if (data.RectangleHasFocus)
{
var step = 2;
if (e.IsRepeat)
{
step = 4;
}
if (e.KeyboardDevice.IsKeyDown(Key.Back))
{
await canvas.ChangeRectangle(data, -1);
}
if (e.KeyboardDevice.IsKeyDown(Key.Space))
{
await canvas.ChangeRectangle(data, +1);
}
if (e.KeyboardDevice.IsKeyDown(Key.Left))
{
data.FileList[data.FileIndex].Rectangles[data.RectangleIndex] = canvas.TransformRectangle(data.FileList[data.FileIndex].Rectangles[data.RectangleIndex], WindowData.Dimension.X, -step);
}
if (e.KeyboardDevice.IsKeyDown(Key.Right))
{
data.FileList[data.FileIndex].Rectangles[data.RectangleIndex] = canvas.TransformRectangle(data.FileList[data.FileIndex].Rectangles[data.RectangleIndex], WindowData.Dimension.X, step);
}
if (e.KeyboardDevice.IsKeyDown(Key.Up))
{
data.FileList[data.FileIndex].Rectangles[data.RectangleIndex] = canvas.TransformRectangle(data.FileList[data.FileIndex].Rectangles[data.RectangleIndex], WindowData.Dimension.Y, -step);
}
if (e.KeyboardDevice.IsKeyDown(Key.Down))
{
data.FileList[data.FileIndex].Rectangles[data.RectangleIndex] = canvas.TransformRectangle(data.FileList[data.FileIndex].Rectangles[data.RectangleIndex], WindowData.Dimension.Y, step);
}
if (e.KeyboardDevice.IsKeyDown(Key.W))
{
data.FileList[data.FileIndex].Rectangles[data.RectangleIndex] = canvas.TransformRectangle(data.FileList[data.FileIndex].Rectangles[data.RectangleIndex], WindowData.Dimension.Size, step);
}
if (e.KeyboardDevice.IsKeyDown(Key.S))
{
data.FileList[data.FileIndex].Rectangles[data.RectangleIndex] = canvas.TransformRectangle(data.FileList[data.FileIndex].Rectangles[data.RectangleIndex], WindowData.Dimension.Size, -step);
}
if (e.KeyboardDevice.IsKeyDown(Key.Delete) && !e.IsRepeat)
{
canvas.RemoveRectangle(data, data.FileIndex, data.RectangleIndex);
data.RectangleHasFocus = false;
canvas.LoadRectangles(data, data.FileIndex);
e.Handled = true;
return;
}
}
else if (e.KeyboardDevice.IsKeyDown(Key.LeftCtrl) || e.KeyboardDevice.IsKeyDown(Key.RightCtrl) && e.KeyboardDevice.IsKeyDown(Key.Z) && !e.IsRepeat)
{
canvas.UndoRemoveRectangle(data, ref data.FileIndex, ref data.RectangleIndex);
await canvas.LoadImage(data, data.FileIndex);
}
else if (!(e.Key == Key.Space || e.Key == Key.Back))
{
return;
}
data.RectangleIndex = Math.Min(Math.Max(data.RectangleIndex, 0), data.FileList[data.FileIndex].Rectangles.Count - 1);
canvas.FocusRectangle(data, data.FileIndex, data.RectangleIndex);
e.Handled = true;
}
internal static Rectangle TransformRectangle(this Canvas canvas, WindowData data, Rectangle rectangle, WindowData.Dimension dimension, int amount)
{
data.UnsavedChangesPresent = true;
return(canvas.TransformRectangle(rectangle, dimension, amount));
}
public MainWindow()
{
InitializeComponent();
_data = new WindowData(this);
}
public MainWindow()
{
InitializeComponent();
_data = new WindowData(this);
}
internal static async Task<bool> Click(this Canvas canvas, WindowData data, MouseButton changedButton)
{
var handled = false;
if (changedButton == MouseButton.Left)
{
data.FileIndex++;
data.RectangleIndex = 0;
data.RectangleHasFocus = false;
handled = true;
}
else if (changedButton == MouseButton.Right)
{
data.FileIndex--;
data.RectangleIndex = 0;
data.RectangleHasFocus = false;
handled = true;
}
if (data.FileIndex < 0)
{
data.FileIndex = 0;
}
else if (data.FileIndex < data.FileList.Count)
{
await canvas.LoadImage(data, data.FileIndex);
canvas.LoadRectangles(data, data.FileIndex);
}
else
{
data.FileIndex = data.FileList.Count;
canvas.Children.Clear();
canvas.Background = Brushes.SkyBlue;
}
return handled;
}
internal static void DragIntermediate(this Canvas canvas, WindowData data, Point dragStart, Point dragEnd)
{
canvas.Children.Clear();
canvas.Children.Add(canvas.InitializeShape(canvas.GetRect(data.ScaleY, data.ScaleX, dragStart, dragEnd), new System.Windows.Shapes.Rectangle(), data.ScaleX, data.ScaleY, Brushes.RoyalBlue));
data.WindowTitle = dragStart.X + "," + dragStart.Y + " - " + canvas.GetRect(data.ScaleY, data.ScaleX, dragStart, dragEnd).X + "," + canvas.GetRect(data.ScaleY, data.ScaleX, dragStart, dragEnd).Y;
}