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https://github.com/ShareX/ShareX.git
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122 lines
No EOL
3.3 KiB
C#
122 lines
No EOL
3.3 KiB
C#
#region License Information (GPL v3)
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/*
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ShareX - A program that allows you to take screenshots and share any file type
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Copyright (c) 2007-2018 ShareX Team
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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Optionally you can also view the license at <http://www.gnu.org/licenses/>.
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*/
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#endregion License Information (GPL v3)
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using System;
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using System.Drawing;
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using System.Windows.Forms;
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namespace ShareX.ScreenCaptureLib
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{
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internal abstract class ImageEditorControl
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{
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public event MouseEventHandler MouseDown, MouseUp;
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public event Action MouseEnter, MouseLeave;
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public bool Visible { get; set; }
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public bool HandleMouseInput { get; set; } = true;
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public Rectangle Rectangle { get; set; }
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private bool isCursorHover;
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public bool IsCursorHover
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{
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get
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{
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return isCursorHover;
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}
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set
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{
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if (isCursorHover != value)
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{
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isCursorHover = value;
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if (isCursorHover)
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{
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OnMouseEnter();
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}
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else
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{
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OnMouseLeave();
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}
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}
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}
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}
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public bool IsDragging { get; protected set; }
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public int Order { get; set; }
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public virtual void OnDraw(Graphics g)
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{
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if (IsDragging)
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{
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g.FillRectangle(Brushes.Blue, Rectangle);
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}
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else if (IsCursorHover)
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{
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g.FillRectangle(Brushes.Green, Rectangle);
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}
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else
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{
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g.FillRectangle(Brushes.Red, Rectangle);
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}
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}
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public virtual void OnMouseEnter()
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{
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if (MouseEnter != null)
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{
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MouseEnter();
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}
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}
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public virtual void OnMouseLeave()
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{
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if (MouseLeave != null)
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{
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MouseLeave();
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}
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}
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public virtual void OnMouseDown(Point position)
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{
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IsDragging = true;
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if (MouseDown != null)
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{
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MouseDown(this, new MouseEventArgs(MouseButtons.Left, 1, position.X, position.Y, 0));
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}
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}
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public virtual void OnMouseUp(Point position)
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{
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IsDragging = false;
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if (MouseUp != null)
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{
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MouseUp(this, new MouseEventArgs(MouseButtons.Left, 1, position.X, position.Y, 0));
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}
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}
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}
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} |