mirror of
https://github.com/ShareX/ShareX.git
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480 lines
No EOL
16 KiB
C#
480 lines
No EOL
16 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) 2007-2016 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 ShareX.ScreenCaptureLib.Properties;
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Diagnostics;
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using System.Drawing;
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using System.Drawing.Drawing2D;
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using System.IO;
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using System.Linq;
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using System.Windows.Forms;
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namespace ShareX.ScreenCaptureLib
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{
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public abstract class BaseRegionForm : Form
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{
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public static GraphicsPath LastRegionFillPath { get; protected set; }
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public SurfaceOptions Config { get; set; }
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public int FPS { get; private set; }
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public Rectangle ScreenRectangle { get; private set; }
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public Rectangle ScreenRectangle0Based { get; private set; }
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public RegionResult Result { get; private set; }
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public int MonitorIndex { get; set; }
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protected Image backgroundImage;
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protected TextureBrush darkBackgroundBrush, lightBackgroundBrush;
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protected GraphicsPath regionFillPath, regionDrawPath;
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protected Pen borderPen, borderDotPen, textBackgroundPenWhite, textBackgroundPenBlack, markerPen;
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protected Brush nodeBackgroundBrush, textBackgroundBrush;
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protected Font infoFont, infoFontMedium, infoFontBig;
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protected Stopwatch timerStart, timerFPS;
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protected int frameCount;
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protected bool pause, isKeyAllowed;
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protected List<DrawableObject> drawableObjects;
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public BaseRegionForm()
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{
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ScreenRectangle = CaptureHelpers.GetScreenBounds();
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ScreenRectangle0Based = CaptureHelpers.ScreenToClient(ScreenRectangle);
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InitializeComponent();
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Icon = ShareXResources.Icon;
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using (MemoryStream cursorStream = new MemoryStream(Resources.Crosshair))
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{
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Cursor = new Cursor(cursorStream);
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}
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drawableObjects = new List<DrawableObject>();
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Config = new SurfaceOptions();
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timerStart = new Stopwatch();
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timerFPS = new Stopwatch();
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borderPen = new Pen(Color.Black);
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borderDotPen = new Pen(Color.White);
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borderDotPen.DashPattern = new float[] { 5, 5 };
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nodeBackgroundBrush = new SolidBrush(Color.White);
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infoFont = new Font("Verdana", 9);
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infoFontMedium = new Font("Verdana", 12);
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infoFontBig = new Font("Verdana", 16, FontStyle.Bold);
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textBackgroundBrush = new SolidBrush(Color.FromArgb(75, Color.Black));
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textBackgroundPenWhite = new Pen(Color.FromArgb(50, Color.White));
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textBackgroundPenBlack = new Pen(Color.FromArgb(150, Color.Black));
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markerPen = new Pen(Color.FromArgb(200, Color.Red)) { DashStyle = DashStyle.Dash };
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}
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private void InitializeComponent()
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{
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components = new Container();
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SuspendLayout();
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AutoScaleDimensions = new SizeF(6F, 13F);
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AutoScaleMode = AutoScaleMode.Font;
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StartPosition = FormStartPosition.Manual;
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FormBorderStyle = FormBorderStyle.None;
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Bounds = ScreenRectangle;
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SetStyle(ControlStyles.OptimizedDoubleBuffer | ControlStyles.UserPaint | ControlStyles.AllPaintingInWmPaint, true);
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Text = "ShareX - " + Resources.Surface_InitializeComponent_Region_capture;
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ShowInTaskbar = false;
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#if !DEBUG
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TopMost = true;
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#endif
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Shown += BaseRegionForm_Shown;
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KeyUp += BaseRegionForm_KeyUp;
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MouseDoubleClick += BaseRegionForm_MouseDoubleClick;
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ResumeLayout(false);
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}
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/// <summary>Must be called before show form</summary>
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public virtual void Prepare()
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{
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backgroundImage = Screenshot.CaptureFullscreen();
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if (Config.UseDimming)
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{
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using (Bitmap darkBackground = (Bitmap)backgroundImage.Clone())
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using (Graphics g = Graphics.FromImage(darkBackground))
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{
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using (Brush brush = new SolidBrush(Color.FromArgb(30, Color.Black)))
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{
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g.FillRectangle(brush, 0, 0, darkBackground.Width, darkBackground.Height);
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}
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darkBackgroundBrush = new TextureBrush(darkBackground) { WrapMode = WrapMode.Clamp };
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lightBackgroundBrush = new TextureBrush(backgroundImage) { WrapMode = WrapMode.Clamp };
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}
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}
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else
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{
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darkBackgroundBrush = new TextureBrush(backgroundImage) { WrapMode = WrapMode.Clamp };
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}
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}
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private void BaseRegionForm_Shown(object sender, EventArgs e)
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{
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this.ForceActivate();
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}
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private void BaseRegionForm_KeyUp(object sender, KeyEventArgs e)
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{
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if (!isKeyAllowed && timerStart.ElapsedMilliseconds < 1000)
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{
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return;
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}
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isKeyAllowed = true;
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if (e.KeyData >= Keys.D0 && e.KeyData <= Keys.D9)
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{
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MonitorKey(e.KeyData - Keys.D0);
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return;
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}
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/*if (e.KeyData >= Keys.NumPad0 && e.KeyData <= Keys.NumPad9)
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{
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MonitorKey(e.KeyData - Keys.NumPad0);
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return;
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}*/
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switch (e.KeyData)
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{
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case Keys.Escape:
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Close(RegionResult.Close);
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break;
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case Keys.Space:
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Close(RegionResult.Fullscreen);
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break;
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case Keys.Enter:
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Close(RegionResult.Region);
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break;
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case Keys.Oemtilde:
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Close(RegionResult.ActiveMonitor);
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break;
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}
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}
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private void MonitorKey(int index)
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{
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if (index == 0)
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{
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index = 10;
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}
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index--;
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MonitorIndex = index;
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Close(RegionResult.Monitor);
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}
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private void BaseRegionForm_MouseDoubleClick(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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Close(RegionResult.Region);
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}
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}
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public void Pause()
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{
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pause = true;
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}
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public void Resume()
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{
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pause = false;
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Invalidate();
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}
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protected override void OnPaintBackground(PaintEventArgs e)
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{
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//base.OnPaintBackground(e);
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}
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protected override void OnPaint(PaintEventArgs e)
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{
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Update();
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Graphics g = e.Graphics;
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g.CompositingMode = CompositingMode.SourceCopy;
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g.FillRectangle(darkBackgroundBrush, ScreenRectangle0Based);
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g.CompositingMode = CompositingMode.SourceOver;
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Draw(g);
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if (Config.ShowFPS)
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{
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CheckFPS();
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DrawFPS(g);
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}
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if (!pause)
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{
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Invalidate();
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}
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}
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public virtual Image GetResultImage()
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{
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if (Result == RegionResult.Region)
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{
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using (Image img = GetOutputImage())
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{
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return RegionCaptureHelpers.ApplyRegionPathToImage(img, regionFillPath, Config);
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}
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}
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else if (Result == RegionResult.Fullscreen)
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{
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return GetOutputImage();
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}
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else if (Result == RegionResult.Monitor)
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{
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Screen[] screens = Screen.AllScreens;
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if (MonitorIndex < screens.Length)
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{
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Screen screen = screens[MonitorIndex];
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Rectangle screenRect = CaptureHelpers.ScreenToClient(screen.Bounds);
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using (Image img = GetOutputImage())
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{
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return ImageHelpers.CropImage(img, screenRect);
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}
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}
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}
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else if (Result == RegionResult.ActiveMonitor)
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{
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Rectangle activeScreenRect = CaptureHelpers.GetActiveScreenBounds0Based();
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using (Image img = GetOutputImage())
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{
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return ImageHelpers.CropImage(img, activeScreenRect);
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}
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}
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return null;
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}
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protected virtual Image GetOutputImage()
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{
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return (Image)backgroundImage.Clone();
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}
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public virtual WindowInfo GetWindowInfo()
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{
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return null;
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}
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public void Close(RegionResult result)
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{
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Result = result;
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Close();
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}
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protected new virtual void Update()
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{
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if (!timerStart.IsRunning)
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{
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timerStart.Start();
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timerFPS.Start();
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}
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InputManager.Update();
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DrawableObject[] objects = drawableObjects.OrderByDescending(x => x.Order).ToArray();
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if (objects.All(x => !x.IsDragging))
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{
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for (int i = 0; i < objects.Count(); i++)
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{
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DrawableObject obj = objects[i];
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if (obj.Visible)
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{
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obj.IsMouseHover = obj.Rectangle.Contains(InputManager.MousePosition0Based);
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if (obj.IsMouseHover)
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{
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if (InputManager.IsMousePressed(MouseButtons.Left))
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{
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obj.IsDragging = true;
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}
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for (int y = i + 1; y < objects.Count(); y++)
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{
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objects[y].IsMouseHover = false;
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}
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break;
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}
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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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if (InputManager.IsMouseReleased(MouseButtons.Left))
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{
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foreach (DrawableObject obj in objects)
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{
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obj.IsDragging = false;
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}
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}
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}
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borderDotPen.DashOffset = (float)timerStart.Elapsed.TotalSeconds * -15;
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}
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protected virtual void Draw(Graphics g)
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{
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DrawObjects(g);
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}
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protected void DrawObjects(Graphics g)
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{
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foreach (DrawableObject drawObject in drawableObjects)
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{
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if (drawObject.Visible)
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{
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drawObject.Draw(g);
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}
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}
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}
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private void CheckFPS()
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{
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frameCount++;
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if (timerFPS.ElapsedMilliseconds >= 1000)
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{
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FPS = (int)(frameCount / timerFPS.Elapsed.TotalSeconds);
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frameCount = 0;
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timerFPS.Reset();
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timerFPS.Start();
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}
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}
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private void DrawFPS(Graphics g)
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{
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string text = "FPS: " + FPS;
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SizeF textSize = g.MeasureString(text, infoFontBig);
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int offset = 10;
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Rectangle primaryScreenBounds = CaptureHelpers.GetPrimaryScreenBounds0Based();
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Rectangle textRectangle = new Rectangle(primaryScreenBounds.X + offset, primaryScreenBounds.Y + offset, (int)textSize.Width, (int)textSize.Height);
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if (textRectangle.Offset(10).Contains(InputManager.MousePosition0Based))
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{
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textRectangle.Y = primaryScreenBounds.Height - textRectangle.Height - offset;
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}
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ImageHelpers.DrawTextWithOutline(g, text, textRectangle.Location, infoFontBig, Color.White, Color.Black);
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}
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protected Rectangle CalculateAreaFromNodes()
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{
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IEnumerable<NodeObject> nodes = drawableObjects.OfType<NodeObject>().Where(x => x.Visible);
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if (nodes.Count() > 1)
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{
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int left = (int)nodes.Min(x => x.Position.X);
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int top = (int)nodes.Min(x => x.Position.Y);
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int right = (int)nodes.Max(x => x.Position.X);
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int bottom = (int)nodes.Max(x => x.Position.Y);
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return CaptureHelpers.CreateRectangle(new Point(left, top), new Point(right, bottom));
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}
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return Rectangle.Empty;
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}
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internal NodeObject MakeNode()
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{
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NodeObject node = new NodeObject();
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drawableObjects.Add(node);
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return node;
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}
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protected void ShowNodes()
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{
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foreach (NodeObject node in drawableObjects.OfType<NodeObject>())
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{
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node.Visible = true;
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}
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}
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protected void HideNodes()
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{
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foreach (NodeObject node in drawableObjects.OfType<NodeObject>())
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{
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node.Visible = false;
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}
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}
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public IContainer components = null;
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protected override void Dispose(bool disposing)
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{
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if (disposing && (components != null))
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{
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components.Dispose();
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}
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if (darkBackgroundBrush != null) darkBackgroundBrush.Dispose();
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if (lightBackgroundBrush != null) lightBackgroundBrush.Dispose();
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if (borderPen != null) borderPen.Dispose();
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if (borderDotPen != null) borderDotPen.Dispose();
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if (nodeBackgroundBrush != null) nodeBackgroundBrush.Dispose();
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if (infoFont != null) infoFont.Dispose();
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if (infoFontMedium != null) infoFontMedium.Dispose();
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if (infoFontBig != null) infoFontBig.Dispose();
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if (textBackgroundBrush != null) textBackgroundBrush.Dispose();
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if (textBackgroundPenWhite != null) textBackgroundPenWhite.Dispose();
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if (textBackgroundPenBlack != null) textBackgroundPenBlack.Dispose();
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if (markerPen != null) markerPen.Dispose();
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if (regionFillPath != null)
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{
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if (LastRegionFillPath != null) LastRegionFillPath.Dispose();
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LastRegionFillPath = regionFillPath;
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}
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else
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{
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if (regionFillPath != null) regionFillPath.Dispose();
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if (regionDrawPath != null) regionDrawPath.Dispose();
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}
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if (backgroundImage != null) backgroundImage.Dispose();
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base.Dispose(disposing);
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}
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}
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} |