/// <summary>
/// Adjust the size of the image according to the coerced scale factor. Optionally
/// center the image, otherwise, try to keep the original midpoint of the pinch
/// in the same spot on the screen regardless of the scale.
/// </summary>
/// <param name="center"></param>
void ResizeImage(bool center)
{
if (_coercedScale != 0 && _bitmap != null)
{
double newWidth = canvas.Width = Math.Round(_bitmap.PixelWidth * _coercedScale);
double newHeight = canvas.Height = Math.Round(_bitmap.PixelHeight * _coercedScale);
xform.ScaleX = xform.ScaleY = _coercedScale;
ImageViewPort.Bounds = new Rect(0, 0, newWidth, newHeight);
if (center)
{
ImageViewPort.SetViewportOrigin(
new Point(
Math.Round((newWidth - ImageViewPort.ActualWidth) / 2),
Math.Round((newHeight - ImageViewPort.ActualHeight) / 2)
));
}
else
{
Point newImgMid = new Point(newWidth * _relativeMidpoint.X, newHeight * _relativeMidpoint.Y);
Point origin = new Point(newImgMid.X - _screenMidpoint.X, newImgMid.Y - _screenMidpoint.Y);
ImageViewPort.SetViewportOrigin(origin);
}
}
}
private void CreateViewport()
{
viewPort = new ImageViewPort();
toolControl.AddToolButton(Resources.send_bug, "Submit!").Click += submit_Click;
toolControl.AddVerticalSeparator();
var selectTool = toolControl.AddToolButton(Resources.select_tool, "Selection Tool");
selectTool.Click += selectionTool_Click;
selectTool.Togle = true;
toolControl.AddToolButton(Resources.line_tool, "Line Tool").Click += lineTool_Click;
toolControl.AddToolButton(Resources.square_tool, "Box Tool").Click += boxTool_Click;
toolControl.AddToolButton(Resources.free_line_tool, "Free Line Tool").Click += freeLoneTool_Click;
toolControl.AddToolButton(Resources.text_tool, "Text Tool").Click += textTool_Click;
toolControl.AddVerticalSeparator();
toolControl.AddToolButton(Resources.undo, "Undo").Click += undo_Click;
toolControl.AddToolButton(Resources.redo, "Redo").Click += redo_Click;
toolControl.AddToolButton(Resources.delete, "Delete").Click += delete_Click;
toolControl.AddVerticalSeparator();
toolControl.AddToolButton(Resources.plus, "Zoom In").Click += zoomIn_Click;
toolControl.AddToolButton(Resources.minus, "Zoom Out").Click += zoomOut_Click;
toolControl.AddToolButton(Resources.original_size, "Normal").Click += normalSize_Click;
toolControl.AddVerticalSeparator();
toolControl.AddToolButton(Resources.save, "Save to File").Click += saveButton_Click;
toolControl.AddToolButton(Resources.save, "Open").Click += open_Click;
toolControl.AddVerticalSeparator();
toolControl.AddToolButton(Resources.new_capture, "Capture another Screen").Click += captureAnotherScreen_Click;
Resizeble = true;
viewPort.Size = new Size(100, 100);
viewPort.Location = new Point(1, 70);
toolControl.Location = new Point(1, 32);
}
