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Extract GetExpansionFromSize method

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(cherry picked from commit c1360823e78f1aea87b5c287209b8e6b0db41210)
(cherry picked from commit c2df37eac74e9739e25e67397375135a76f46511)
This commit is contained in:
Nathan Brown 2022-10-31 21:54:05 -07:00
commit b37815c5d9
2 changed files with 64 additions and 21 deletions
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54
src/Greenshot.Editor/Drawing/DrawableContainerList.cs
View file

@ -982,29 +982,10 @@ namespace Greenshot.Editor.Drawing
/// <param name="targetElement"></param>
public void PushOut(Direction direction, ISurface surface, IDrawableContainer targetElement)
{
int left = 0, right = 0, top = 0, bottom = 0;
switch (direction)
{
case Direction.LEFT:
left = targetElement.Width;
break;
case Direction.RIGHT:
right = targetElement.Width;
break;
case Direction.TOP:
top = targetElement.Height;
break;
case Direction.BOTTOM:
bottom = targetElement.Height;
break;
default:
break;
}
var expansion = GetExpansionFromSize(direction, targetElement.Size);
surface.ResizeCanvas(left, right, top, bottom);
surface.ResizeCanvas(expansion.Left, expansion.Right, expansion.Top, expansion.Bottom);
// Move target object
SnapToEdge(direction, surface, targetElement);
if (direction == Direction.LEFT || direction == Direction.RIGHT)
@ -1014,5 +995,36 @@ namespace Greenshot.Editor.Drawing
surface.DeselectAllElements();
}
/// <summary>
/// Calculate the one-directional expansion needed to accommodate an element of the given size.
/// </summary>
/// <param name="direction">The direction in which to expand.</param>
/// <param name="elementSize">The size of the element to accommodate.</param>
/// <returns></returns>
public static Expansion GetExpansionFromSize(Direction direction, Size elementSize)
{
var expansion = new Expansion();
switch (direction)
{
case Direction.LEFT:
expansion.Left = elementSize.Width;
break;
case Direction.RIGHT:
expansion.Right = elementSize.Width;
break;
case Direction.TOP:
expansion.Top = elementSize.Height;
break;
case Direction.BOTTOM:
expansion.Bottom = elementSize.Height;
break;
default:
break;
}
return expansion;
}
}
}

31
src/Greenshot.Editor/Drawing/Expansion.cs Normal file
View file

@ -0,0 +1,31 @@
/*
* Greenshot - a free and open source screenshot tool
* Copyright (C) 2007-2021 Thomas Braun, Jens Klingen, Robin Krom
*
* For more information see: https://getgreenshot.org/
* The Greenshot project is hosted on GitHub https://github.com/greenshot/greenshot
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 1 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
namespace Greenshot.Editor.Drawing
{
public struct Expansion
{
public int Left;
public int Right;
public int Top;
public int Bottom;
}
}