mirror of
https://github.com/greenshot/greenshot.git
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99 lines
3.5 KiB
C#
99 lines
3.5 KiB
C#
/*
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* Greenshot - a free and open source screenshot tool
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* Copyright (C) 2007-2021 Thomas Braun, Jens Klingen, Robin Krom
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*
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* For more information see: http://getgreenshot.org/
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* The Greenshot project is hosted on GitHub https://github.com/greenshot/greenshot
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 1 of the License, or
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* (at your option) any later version.
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*
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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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*
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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, see <http://www.gnu.org/licenses/>.
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*/
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using System.Drawing;
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using System.Runtime.Serialization;
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using Greenshot.Drawing.Fields;
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using Greenshot.Helpers;
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using GreenshotPlugin.Interfaces.Drawing;
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namespace Greenshot.Drawing {
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/// <summary>
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/// Description of CropContainer.
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/// </summary>
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public class CropContainer : DrawableContainer {
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public CropContainer(Surface parent) : base(parent) {
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Init();
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}
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protected override void OnDeserialized(StreamingContext streamingContext)
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{
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base.OnDeserialized(streamingContext);
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Init();
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}
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private void Init()
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{
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CreateDefaultAdorners();
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}
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protected override void InitializeFields() {
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AddField(GetType(), FieldType.FLAGS, FieldFlag.CONFIRMABLE);
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}
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public override void Invalidate() {
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_parent?.Invalidate();
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}
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/// <summary>
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/// We need to override the DrawingBound, return a rectangle in the size of the image, to make sure this element is always draw
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/// (we create a transparent brown over the complete picture)
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/// </summary>
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public override Rectangle DrawingBounds {
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get
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{
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if (_parent?.Image is { } image) {
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return new Rectangle(0, 0, image.Width, image.Height);
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}
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return Rectangle.Empty;
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}
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}
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public override void Draw(Graphics g, RenderMode rm) {
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if (_parent == null)
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{
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return;
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}
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using Brush cropBrush = new SolidBrush(Color.FromArgb(100, 150, 150, 100));
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Rectangle cropRectangle = GuiRectangle.GetGuiRectangle(Left, Top, Width, Height);
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Rectangle selectionRect = new Rectangle(cropRectangle.Left - 1, cropRectangle.Top - 1, cropRectangle.Width + 1, cropRectangle.Height + 1);
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Size imageSize = _parent.Image.Size;
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DrawSelectionBorder(g, selectionRect);
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// top
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g.FillRectangle(cropBrush, new Rectangle(0, 0, imageSize.Width, cropRectangle.Top));
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// left
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g.FillRectangle(cropBrush, new Rectangle(0, cropRectangle.Top, cropRectangle.Left, cropRectangle.Height));
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// right
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g.FillRectangle(cropBrush, new Rectangle(cropRectangle.Left + cropRectangle.Width, cropRectangle.Top, imageSize.Width - (cropRectangle.Left + cropRectangle.Width), cropRectangle.Height));
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// bottom
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g.FillRectangle(cropBrush, new Rectangle(0, cropRectangle.Top + cropRectangle.Height, imageSize.Width, imageSize.Height - (cropRectangle.Top + cropRectangle.Height)));
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}
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/// <summary>
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/// No context menu for the CropContainer
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/// </summary>
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public override bool HasContextMenu => false;
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}
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}
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