mirror of
https://github.com/ShareX/ShareX.git
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235 lines
No EOL
6.8 KiB
C#
235 lines
No EOL
6.8 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) 2007-2024 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 ShareX.HelpersLib;
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using System;
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using System.Drawing;
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using System.Threading;
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using System.Threading.Tasks;
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using System.Windows.Forms;
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namespace ShareX.ScreenCaptureLib
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{
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public partial class ScrollingCaptureForm : Form
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{
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private static readonly object lockObject = new object();
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private static ScrollingCaptureForm instance;
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public event Action<Bitmap> UploadRequested;
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public ScrollingCaptureOptions Options { get; private set; }
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private ScrollingCaptureManager manager;
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private Point dragStartPosition;
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private ScrollingCaptureForm(ScrollingCaptureOptions options)
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{
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Options = options;
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InitializeComponent();
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ShareXResources.ApplyTheme(this);
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manager = new ScrollingCaptureManager(Options);
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}
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public static async Task StartStopScrollingCapture(ScrollingCaptureOptions options, Action<Bitmap> uploadRequested = null)
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{
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if (instance == null || instance.IsDisposed)
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{
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lock (lockObject)
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{
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if (instance == null || instance.IsDisposed)
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{
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instance = new ScrollingCaptureForm(options);
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if (uploadRequested != null)
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{
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instance.UploadRequested += uploadRequested;
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}
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instance.Show();
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}
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}
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}
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else
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{
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await instance.StartStopScrollingCapture();
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}
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}
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public async Task StartStopScrollingCapture()
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{
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if (manager.IsCapturing)
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{
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manager.StopCapture();
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}
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else
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{
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await SelectWindow();
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}
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}
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protected override void Dispose(bool disposing)
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{
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if (disposing)
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{
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components?.Dispose();
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manager?.Dispose();
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}
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base.Dispose(disposing);
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}
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private void ResetPictureBox()
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{
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Image temp = pbOutput.Image;
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pbOutput.Image = null;
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temp?.Dispose();
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}
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private async Task StartCapture()
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{
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WindowState = FormWindowState.Minimized;
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btnCapture.Enabled = false;
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btnUpload.Enabled = false;
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btnOptions.Enabled = false;
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lblResultSize.Text = "";
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ResetPictureBox();
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try
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{
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await manager.StartCapture();
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}
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catch (Exception e)
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{
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DebugHelper.WriteException(e);
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e.ShowError();
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}
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btnCapture.Enabled = true;
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btnOptions.Enabled = true;
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if (manager.Result != null)
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{
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btnUpload.Enabled = true;
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pbOutput.Image = manager.Result;
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pOutput.AutoScrollPosition = new Point(0, 0);
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lblResultSize.Text = $"{manager.Result.Width}x{manager.Result.Height}";
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}
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this.ForceActivate();
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if (Options.AutoUpload)
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{
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UploadResult();
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}
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}
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private async Task SelectWindow()
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{
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WindowState = FormWindowState.Minimized;
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Thread.Sleep(250);
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if (manager.SelectWindow())
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{
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await StartCapture();
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}
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else
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{
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this.ForceActivate();
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}
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}
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private void UploadResult()
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{
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if (manager.Result != null)
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{
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OnUploadRequested((Bitmap)manager.Result.Clone());
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}
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}
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protected void OnUploadRequested(Bitmap bmp)
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{
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UploadRequested?.Invoke(bmp);
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}
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private async void ScrollingCaptureForm_Load(object sender, EventArgs e)
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{
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await SelectWindow();
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}
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private void ScrollingCaptureForm_Activated(object sender, EventArgs e)
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{
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manager.StopCapture();
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}
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private async void btnCapture_Click(object sender, EventArgs e)
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{
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await SelectWindow();
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}
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private void btnUpload_Click(object sender, EventArgs e)
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{
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UploadResult();
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}
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private void btnOptions_Click(object sender, EventArgs e)
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{
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using (ScrollingCaptureOptionsForm scrollingCaptureOptionsForm = new ScrollingCaptureOptionsForm(Options))
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{
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scrollingCaptureOptionsForm.ShowDialog();
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}
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}
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private void pbOutput_MouseDown(object sender, MouseEventArgs e)
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{
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if (e.Button == MouseButtons.Left && (pOutput.HorizontalScroll.Visible || pOutput.VerticalScroll.Visible))
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{
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pOutput.Cursor = Cursors.SizeAll;
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dragStartPosition = e.Location;
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}
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}
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private void pbOutput_MouseMove(object sender, MouseEventArgs e)
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{
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if (e.Button == MouseButtons.Left && (pOutput.HorizontalScroll.Visible || pOutput.VerticalScroll.Visible))
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{
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Point scrollOffset = new Point(e.X - dragStartPosition.X, e.Y - dragStartPosition.Y);
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pOutput.AutoScrollPosition = new Point(-pOutput.AutoScrollPosition.X - scrollOffset.X, -pOutput.AutoScrollPosition.Y - scrollOffset.Y);
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pOutput.Update();
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}
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}
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private void pbOutput_MouseUp(object sender, MouseEventArgs e)
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{
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if (e.Button == MouseButtons.Left)
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{
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pOutput.Cursor = Cursors.Default;
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}
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}
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}
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} |