public void SetDiBitmap(DiBitmap bmp, Point drawAt)
{
SetHBitmap(bmp.HBitmap, _bounds, drawAt, new Rectangle(0, 0, bmp.Size.Width, bmp.Size.Height), 255);
}
public void SetDiBitmap(DiBitmap bmp, Rectangle newWindowBounds, Point drawAt, Rectangle dirtyRect, byte opacity)
{
SetHBitmap(bmp.HBitmap, newWindowBounds, drawAt, new Rectangle(0, 0, _bounds.Width, _bounds.Height), opacity);
}
public void SetDiBitmap(DiBitmap bmp)
{
SetHBitmap(bmp.HBitmap, _bounds, new Point(), new Rectangle(new Point(), bmp.Size), 255);
}
public void SetDiBitmap(DiBitmap bmp, Rectangle dirtyRect, byte opacity)
{
SetHBitmap(bmp.HBitmap, _bounds, new Point(), dirtyRect, opacity);
}
public void SetDiBitmap(DiBitmap bmp, Rectangle newWindowBounds, Point drawAt, Rectangle dirtyRect, byte opacity)
{
SetHBitmap(bmp.HBitmap, newWindowBounds, drawAt, new Rectangle(0, 0, _bounds.Width, _bounds.Height), opacity);
}
public void SetDiBitmap(DiBitmap bmp, Rectangle dirtyRect)
{
SetDiBitmap(bmp, dirtyRect, 255);
}
public void SetDiBitmap(DiBitmap bmp, Rectangle dirtyRect, byte opacity)
{
SetHBitmap(bmp.HBitmap, _bounds, new Point(), dirtyRect, opacity);
}
public void SetDiBitmap(DiBitmap bmp, Point drawAt)
{
SetHBitmap(bmp.HBitmap, _bounds, drawAt, new Rectangle(0, 0, bmp.Size.Width, bmp.Size.Height), 255);
}
public void SetDiBitmap(DiBitmap bmp, Rectangle dirtyRect)
{
SetDiBitmap(bmp,dirtyRect,255);
}
public void SetDiBitmap(DiBitmap bmp)
{
SetHBitmap(bmp.HBitmap, _bounds, new Point(), new Rectangle(new Point(), bmp.Size), 255);
}
private void EndView()
{
Debug.WriteLine("EndView");
using (_bitmap)
{
if (ShowPath)
{
var g = _bitmap.BeginDraw();
_gPath.Widen(_dirtyMarkerPen);
g.SetClip(_gPath);
g.Clear(Color.Transparent);
_bitmap.EndDraw();
var pathDirty = Rectangle.Ceiling(_gPath.GetBounds());
pathDirty.Offset(_screenBounds.X, _screenBounds.Y);
pathDirty.Intersect(_screenBounds);
pathDirty.Offset(-_screenBounds.X, -_screenBounds.Y); //挪回来变为基于窗口的坐标
_canvasWindow.SetDiBitmap(_bitmap, pathDirty);
_gPath.Reset();
_gPathDirty.Reset();
/*_gPath.Dispose();
_gPath = null;
_gPathDirty.Dispose();
_gPathDirty = null;*/
}
if (_labelVisible)//ShowCommandName)
{
var g = _bitmap.BeginDraw();
g.SetClip(_labelRect);
g.Clear(Color.Transparent);
_bitmap.EndDraw();
_canvasWindow.SetDiBitmap(_bitmap, Rectangle.Ceiling(_labelRect));
_labelPath.Reset();
HideLabel();
_labelChanged = false;
}
}
_bitmap = null;
_canvasWindow.Visible = false;
_labelRect = default(Rectangle);//todo: dirtyRect也是多余
}
private void BeginView()
{
Debug.WriteLine("BeginView");
StopFadeout();
_bitmap = new DiBitmap(_screenBounds.Size);
_canvasOpacity = 255;
_canvasWindow.Bounds = _screenBounds;
_canvasWindow.TopMost = true;
_canvasWindow.Visible = true;
if (ShowPath)
{
_pathVisible = true;
_pathPen = _alternativePen;
//_gPath = new GraphicsPath();
//_gPathDirty = new GraphicsPath();
}
if (ShowCommandName)
{
_labelVisible = false;
}
}
public void Dispose()
{
if (IsDisposed) return;
#region unregistor events
_gestureParser.IntentRecognized -= HandleIntentRecognized;
_gestureParser.IntentInvalid -= HandleIntentInvalid;
_gestureParser.IntentOrPathCanceled -= HandleIntentOrPathCanceled;
_gestureParser.PathTracker.PathStart -= HandlePathStart;
_gestureParser.PathTracker.PathGrow -= HandlePathGrow;
_gestureParser.PathTracker.PathTimeout -= HandlePathTimeout;
_gestureParser.IntentReadyToExecute -= HandleIntentReadyToExecute;
_gestureParser.IntentReadyToExecuteOnModifier -= HandleIntentReadyToExecuteOnModifier;
_gestureParser.GestureCaptured -= HandleGestureRecorded;
_gestureParser.CommandReportStatus -= HandleCommandReportStatus;
#endregion
#region dispose pens
_mainPen.Dispose();
_middleBtnPen.Dispose();
_borderPen.Dispose();
_alternativePen.Dispose();
_shadowPen.Dispose();
_dirtyMarkerPen.Dispose();
#endregion
if (_bitmap != null)
{
_bitmap.Dispose();
_bitmap = null;
}
if (_canvasWindow != null)
{
_canvasWindow.Dispose();
_canvasWindow = null;
}
if (_gPath != null)
{
_gPath.Dispose();
_gPath = null;
}
if (_gPathDirty != null)
{
_gPathDirty.Dispose();
_gPathDirty = null;
}
if (_labelPath != null)
{
_labelPath.Dispose();
_labelPath = null;
}
if (_labelFont != null)
{
_labelFont.Dispose();
_labelFont = null;
}
if (_fadeOuTimer != null)
{
_fadeOuTimer.Elapsed -= OnFadeOutTimerElapsed;
_fadeOuTimer.Dispose();
_fadeOuTimer = null;
}
SystemEvents.DisplaySettingsChanged -= SystemDisplaySettingsChanged;
Debug.WriteLine("Dispose");
IsDisposed = true;
}
private void SystemDisplaySettingsChanged(object sender, EventArgs e)
{
_screenBounds = Native.GetScreenBounds();
_canvasBuf = new DiBitmap(_screenBounds.Size);
_dpiFactor = Native.GetScreenDpi() / 96.0f;
}
public CanvasWindowGestureView(GestureParser gestureParser)
{
_gestureParser = gestureParser;
RegisterEventHandlers();
var waitCanvasWindow = new AutoResetEvent(false);
new Thread(() =>
{
_canvasWindow = new CanvasWindow()
{
//最初的时候放在屏幕以外
Visible = false,
IgnoreInput = true,
NoActivate = true,
TopMost = true
};
waitCanvasWindow.Set();
_canvasWindow.ShowDialog();
}) { Name = "CanvasWindow" }.Start();
waitCanvasWindow.WaitOne();
_canvasBuf = new DiBitmap(_screenBounds.Size);
InitDefaultProperties();
_fadeOuTimer.Elapsed += OnFadeOutTimerElapsed;
SystemEvents.DisplaySettingsChanged += SystemDisplaySettingsChanged;
}