/// <summary>
///
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Viewer_SelectionRegionChanged(object sender, EventArgs e)
{
if (!mMoveRegion || !mSelection)
{
selection = Viewer.SelectionRegion;
selectionCorner = new CornerRegion(selection);
}
}
private void imgPreview_SelectionRegionChanged(object sender, EventArgs e)
{
if (!mMoveRegion || !mSelection)
{
selection = imgPreview.SelectionRegion;
selectionCorner = new CornerRegion(selection);
}
selectionSrc = AddinUtils.RemapRegion(imgPreview.SelectionRegion, thumb, addin.ImageData);
toolTip.SetToolTip(imgPreview, $"X:{selectionSrc.X}, Y:{selectionSrc.Y}, W:{selectionSrc.Width}, H:{selectionSrc.Height}]");
}
/// <summary>
///
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Viewer_MouseMove(object sender, MouseEventArgs e)
{
PointF pN = Viewer.PointToImage(e.X, e.Y);
if (e.Button == MouseButtons.Left)
{
if (mSelection)
{
#region Mouse Selection
if (!mStart)
{
selection.X = pO.X;
selection.Y = pO.Y;
mStart = true;
}
float dX = pN.X - pO.X;
float dY = pN.Y - pO.Y;
if (dX < 0)
{
selection.X = pN.X;
selection.Width = -dX;
}
else
{
selection.Width = dX;
}
if (dY < 0)
{
selection.Y = pN.Y;
selection.Height = -dY;
}
else
{
selection.Height = dY;
}
#endregion
}
else if (mMoveRegion)
{
#region Mouse Move SelectionRegion
float dX = pN.X - pO.X;
float dY = pN.Y - pO.Y;
selection.X = pS.X + dX;
selection.Y = pS.Y + dY;
#endregion
}
else if (mResizeRegion)
{
#region Resize SelectionRegion
float dX = pN.X - pL.X;
float dY = pN.Y - pL.Y;
pL.X = pN.X;
pL.Y = pN.Y;
if (_selectionKeepAspectRatio)
{
#region Keep Aspect Ration Resize SelectionRegion
switch (mPos)
{
case CornerRegionType.TopLeft:
selection.X += dX;
selection.Y += dY;
selection.Width -= dX;
selection.Height -= dY;
break;
case CornerRegionType.TopCenter:
selection.Y += dY;
selection.Height -= dY;
selection.Inflate((selection.Height * cropAspectFactor - selection.Width) / 2.0f, 0);
break;
case CornerRegionType.TopRight:
selection.Y += dY;
selection.Width += dX;
selection.Height -= dY;
break;
case CornerRegionType.MiddleLeft:
selection.X += dX;
selection.Width -= dX;
selection.Inflate(0, (selection.Width / cropAspectFactor - selection.Height) / 2.0f);
break;
case CornerRegionType.MiddleCenter:
break;
case CornerRegionType.MiddleRight:
selection.Width += dX;
selection.Inflate(0, (selection.Width / cropAspectFactor - selection.Height) / 2.0f);
break;
case CornerRegionType.BottomLeft:
selection.X += dX;
selection.Width -= dX;
selection.Height += dY;
break;
case CornerRegionType.BottomCenter:
selection.Height += dY;
selection.Inflate((selection.Height * cropAspectFactor - selection.Width) / 2.0f, 0);
break;
case CornerRegionType.BottomRight:
selection.Width += dX;
selection.Height += dY;
break;
}
#endregion
}
else
{
#region Normal Resize Selection Region
switch (mPos)
{
case CornerRegionType.TopLeft:
selection.X += dX;
selection.Width -= dX;
selection.Y += dY;
selection.Height -= dY;
break;
case CornerRegionType.TopCenter:
selection.Y += dY;
selection.Height -= dY;
break;
case CornerRegionType.TopRight:
selection.Width += dX;
selection.Y += dY;
selection.Height -= dY;
break;
case CornerRegionType.MiddleLeft:
selection.X += dX;
selection.Width -= dX;
break;
case CornerRegionType.MiddleCenter:
break;
case CornerRegionType.MiddleRight:
selection.Width += dX;
break;
case CornerRegionType.BottomLeft:
selection.X += dX;
selection.Width -= dX;
selection.Height += dY;
break;
case CornerRegionType.BottomCenter:
selection.Height += dY;
break;
case CornerRegionType.BottomRight:
selection.Width += dX;
selection.Height += dY;
break;
}
#endregion
}
#endregion
}
Viewer.SelectionRegion = selection;
selectionCorner = new CornerRegion(selection);
}
else if (e.Button == MouseButtons.None)
{
if (selection.Width > 0 && selection.Height > 0)
{
#region Detect Mouse Role
Cursor cur = Cursors.Default;
mCornerSide = selection.GetPosOfRegion(pN, out mPos, out cur);
Viewer.Cursor = cur;
#endregion
}
else
{
mPos = CornerRegionType.None;
mCornerSide = false;
Viewer.Cursor = Cursors.Default;
}
}
}
private void imgPreview_MouseMove(object sender, MouseEventArgs e)
{
PointF pN = imgPreview.PointToImage(e.X, e.Y);
if (e.Button == MouseButtons.Left)
{
if (mSelection)
{
#region Mouse Selection
if (!mStart)
{
selection.X = pO.X;
selection.Y = pO.Y;
mStart = true;
}
float dX = pN.X - pO.X;
float dY = pN.Y - pO.Y;
if (dX < 0)
{
selection.X = pN.X;
selection.Width = -dX;
}
else
{
selection.Width = dX;
}
if (dY < 0)
{
selection.Y = pN.Y;
selection.Height = -dY;
}
else
{
selection.Height = dY;
}
#endregion
}
else if (mMoveRegion)
{
#region Mouse Move SelectionRegion
float dX = pN.X - pO.X;
float dY = pN.Y - pO.Y;
selection.X = pS.X + dX;
selection.Y = pS.Y + dY;
#endregion
}
else if (mResizeRegion)
{
#region Resize SelectionRegion
float dX = pN.X - pL.X;
float dY = pN.Y - pL.Y;
pL.X = pN.X;
pL.Y = pN.Y;
float min = 0;
if (cropMode == CropMode.AspectRatio)
{
#region Keep Aspect Ration Resize SelectionRegion
switch (mPos)
{
case CornerRegionType.TopLeft:
selection.X += dX;
selection.Y += dY;
selection.Width -= dX;
selection.Height -= dY;
break;
case CornerRegionType.TopCenter:
selection.Y += dY;
selection.Height -= dY;
selection.Inflate((selection.Height * cropAspectFactor - selection.Width) / 2.0f, 0);
break;
case CornerRegionType.TopRight:
selection.Y += dY;
selection.Width += dX;
selection.Height -= dY;
break;
case CornerRegionType.MiddleLeft:
selection.X += dX;
selection.Width -= dX;
selection.Inflate(0, (selection.Width / cropAspectFactor - selection.Height) / 2.0f);
break;
case CornerRegionType.MiddleCenter:
break;
case CornerRegionType.MiddleRight:
selection.Width += dX;
selection.Inflate(0, (selection.Width / cropAspectFactor - selection.Height) / 2.0f);
break;
case CornerRegionType.BottomLeft:
selection.X += dX;
selection.Width -= dX;
selection.Height += dY;
break;
case CornerRegionType.BottomCenter:
selection.Height += dY;
selection.Inflate((selection.Height * cropAspectFactor - selection.Width) / 2.0f, 0);
break;
case CornerRegionType.BottomRight:
selection.Width += dX;
selection.Height += dY;
min = Math.Min(selection.Width, selection.Height);
if (selection.Width > selection.Height)
{
selection.Height = selection.Width / cropAspectFactor;
}
else
{
selection.Width = selection.Height * cropAspectFactor;
}
break;
}
#endregion
}
else
{
#region Normal Resize Selection Region
switch (mPos)
{
case CornerRegionType.TopLeft:
selection.X += dX;
selection.Width -= dX;
selection.Y += dY;
selection.Height -= dY;
break;
case CornerRegionType.TopCenter:
selection.Y += dY;
selection.Height -= dY;
break;
case CornerRegionType.TopRight:
selection.Width += dX;
selection.Y += dY;
selection.Height -= dY;
break;
case CornerRegionType.MiddleLeft:
selection.X += dX;
selection.Width -= dX;
break;
case CornerRegionType.MiddleCenter:
break;
case CornerRegionType.MiddleRight:
selection.Width += dX;
break;
case CornerRegionType.BottomLeft:
selection.X += dX;
selection.Width -= dX;
selection.Height += dY;
break;
case CornerRegionType.BottomCenter:
selection.Height += dY;
break;
case CornerRegionType.BottomRight:
selection.Width += dX;
selection.Height += dY;
break;
}
#endregion
}
#if DEBUG
string log = $"Region: X[{selection.X}], Y[{selection.Y}], W[{selection.Width}], H[{selection.Height}]";
host.OnCommandPropertiesChange(new CommandPropertiesChangeEventArgs(AddinCommand.Log, log));
#endif
#endregion
}
imgPreview.SelectionRegion = selection;
selectionCorner = new CornerRegion(selection);
}
else if (e.Button == MouseButtons.None)
{
if (selection.Width > 0 && selection.Height > 0)
{
#region Detect Mouse Role
Cursor cur = Cursors.Default;
mCornerSide = AddinUtils.GetPosOfRegion(selection, pN, out mPos, out cur);
imgPreview.Cursor = cur;
#endregion
}
else
{
mPos = CornerRegionType.None;
mCornerSide = false;
imgPreview.Cursor = Cursors.Default;
}
}
}
