diff options
Diffstat (limited to 'ShiftOS.Frontend/GUI/Control.cs')
| -rw-r--r-- | ShiftOS.Frontend/GUI/Control.cs | 218 |
1 files changed, 218 insertions, 0 deletions
diff --git a/ShiftOS.Frontend/GUI/Control.cs b/ShiftOS.Frontend/GUI/Control.cs index 975c69a..fcbd429 100644 --- a/ShiftOS.Frontend/GUI/Control.cs +++ b/ShiftOS.Frontend/GUI/Control.cs @@ -5,6 +5,11 @@ using System.Text; using System.Threading.Tasks; using Microsoft.Xna.Framework.Graphics; using Microsoft.Xna.Framework.Input; +using System.Drawing; +using ShiftOS.Frontend.GraphicsSubsystem; +using System.Drawing.Imaging; +using System.Drawing.Drawing2D; +using Microsoft.Xna.Framework; namespace ShiftOS.Frontend.GUI { @@ -21,6 +26,77 @@ namespace ShiftOS.Frontend.GUI private bool _rightState = false; private bool _middleState = false; private bool _visible = true; + private DockStyle _dock = DockStyle.None; + private bool _focused = false; + private bool _autoSize = false; + private double _opacity = 1.0; + + public double Opacity + { + get + { + return _opacity; + } + set + { + _opacity = (double)MathHelper.Clamp((float)value, 0, 1); + } + } + + public bool AutoSize + { + get + { + return _autoSize; + } + set + { + _autoSize = value; + } + } + + //Thank you, StackOverflow. + public static Bitmap ResizeImage(Image image, int width, int height) + { + var destRect = new System.Drawing.Rectangle(0, 0, width, height); + var destImage = new Bitmap(width, height); + + destImage.SetResolution(image.HorizontalResolution, image.VerticalResolution); + + using (var graphics = Graphics.FromImage(destImage)) + { + graphics.CompositingMode = CompositingMode.SourceCopy; + graphics.CompositingQuality = CompositingQuality.HighQuality; + graphics.InterpolationMode = InterpolationMode.HighQualityBicubic; + graphics.SmoothingMode = SmoothingMode.HighQuality; + graphics.PixelOffsetMode = PixelOffsetMode.HighQuality; + + using (var wrapMode = new ImageAttributes()) + { + wrapMode.SetWrapMode(WrapMode.TileFlipXY); + graphics.DrawImage(image, destRect, 0, 0, image.Width, image.Height, GraphicsUnit.Pixel, wrapMode); + } + } + + return destImage; + } + + public DockStyle Dock + { + get + { + return _dock; + } + set + { + _dock = value; + } + } + + public bool ContainsMouse + { + get { return _wasMouseInControl; } + } public bool Visible { @@ -150,6 +226,11 @@ namespace ShiftOS.Frontend.GUI return parentCoords; } + public void ClearControls() + { + _children.Clear(); + } + public Point PointToLocal(int x, int y) { return new GUI.Point(x - _x, y - _y); @@ -168,13 +249,90 @@ namespace ShiftOS.Frontend.GUI using (var cBmp = new System.Drawing.Bitmap(child.Width, child.Height)) { child.Paint(System.Drawing.Graphics.FromImage(cBmp)); + cBmp.SetOpacity((float)child.Opacity); gfx.DrawImage(cBmp, new System.Drawing.Point(child.X, child.Y)); + } } } } } + public void Layout() + { + //Dock style + if(_parent != null) + { + switch (_dock) + { + case DockStyle.Top: + X = 0; + Y = 0; + Width = _parent.Width; + break; + case DockStyle.Left: + X = 0; + Y = 0; + Height = _parent.Height; + break; + case DockStyle.Right: + Y = 0; + X = _parent.Width - Width; + Height = _parent.Height; + break; + case DockStyle.Bottom: + X = 0; + Y = _parent.Height - Height; + Width = _parent.Width; + break; + case DockStyle.Fill: + X = 0; + Y = 0; + Width = _parent.Width; + Height = _parent.Height; + break; + } + } + OnLayout(); + foreach (var child in _children) + child.Layout(); + } + + protected virtual void OnLayout() + { + //do nothing + } + + public bool IsFocusedControl + { + get + { + return UIManager.FocusedControl == this; + } + } + + public bool ContainsFocusedControl + { + get + { + if (UIManager.FocusedControl == null) + return false; + else + { + bool contains = false; + + var ctrl = UIManager.FocusedControl; + while(ctrl.Parent != null) + { + ctrl = ctrl.Parent; + if (ctrl == this) + contains = true; + } + return contains; + } + } + } + public virtual bool ProcessMouseState(MouseState state) { //If we aren't rendering the control, we aren't accepting input. @@ -230,6 +388,10 @@ namespace ShiftOS.Frontend.GUI { fire = true; } + if (_leftState == true && ld == false) + Click?.Invoke(); + if (_leftState == false && ld == true) + UIManager.FocusedControl = this; _leftState = ld; _middleState = md; _rightState = rd; @@ -240,6 +402,10 @@ namespace ShiftOS.Frontend.GUI } else { + _leftState = false; + _rightState = false; + _middleState = false; + MouseStateChanged(); //If the mouse was in local space before, fire MouseLeave if(_wasMouseInControl == true) { @@ -251,9 +417,22 @@ namespace ShiftOS.Frontend.GUI return false; } + protected virtual void OnKeyEvent(KeyEvent e) + { + + } + + public void ProcessKeyEvent(KeyEvent e) + { + OnKeyEvent(e); + KeyEvent?.Invoke(e); + } + public event Action<Point> MouseMove; public event Action MouseEnter; public event Action MouseLeave; + public event Action Click; + public event Action<KeyEvent> KeyEvent; } public struct Point @@ -268,4 +447,43 @@ namespace ShiftOS.Frontend.GUI public int Y { get; set; } } + public enum DockStyle + { + None, + Top, + Bottom, + Left, + Right, + Fill + } + + //Thanks, StackOverflow. + public static class BitmapExtensions + { + public static Image SetOpacity(this Image image, float opacity) + { + var colorMatrix = new ColorMatrix(); + colorMatrix.Matrix33 = opacity; + var imageAttributes = new ImageAttributes(); + imageAttributes.SetColorMatrix( + colorMatrix, + ColorMatrixFlag.Default, + ColorAdjustType.Bitmap); + var output = new Bitmap(image.Width, image.Height); + using (var gfx = Graphics.FromImage(output)) + { + gfx.SmoothingMode = SmoothingMode.AntiAlias; + gfx.DrawImage( + image, + new System.Drawing.Rectangle(0, 0, image.Width, image.Height), + 0, + 0, + image.Width, + image.Height, + GraphicsUnit.Pixel, + imageAttributes); + } + return output; + } + } } |