/// <summary>
/// draw a ViewRange to this.matrix
/// </summary>
/// <param name="vr">ViewRange</param>
/// <param name="matrix">The matrix to render in.</param>
/// <returns></returns>
private bool[,] drawViewRange(BrailleIOViewRange vr, bool[,] matrix)
{
try
{
if (vr == null || vr.ViewBox == null || !vr.IsVisible())
{
return(matrix);
}
////FIXME: for debugging
//System.Diagnostics.Stopwatch sw = new System.Diagnostics.Stopwatch();
//sw.Start();
bool[,] viewBoxMatrix = new bool[vr.ViewBox.Height, vr.ViewBox.Width];
// View Range bounds
int srcOffsetX = vr.GetLeft();
int scrOffsetY = vr.GetTop();
bool handlePanning = true;
bool[,] contentMatrix = new bool[1, 1];
// Matrix rendering
if (vr.IsMatrix())
{
if (vr.GetMatrix() != null)
{
contentMatrix = vr.GetMatrix();
//set content size in vr
vr.ContentHeight = contentMatrix.GetLength(0);
vr.ContentWidth = contentMatrix.GetLength(1);
}
}
// Image rendering
else if (vr.IsImage())
{
int th = (vr is IContrastThreshold) ? ((IContrastThreshold)vr).GetContrastThreshold() : -1;
using (System.Drawing.Bitmap img = vr.GetImage())
{
if (vr.ContentRender is BrailleIOImageToMatrixRenderer)
{
handlePanning = false;
if (th >= 0)
{
contentMatrix = ((BrailleIOImageToMatrixRenderer)vr.ContentRender).RenderImage(img, vr, vr as IPannable, vr.InvertImage, vr.GetZoom(), th);
}
else
{
contentMatrix = ((BrailleIOImageToMatrixRenderer)vr.ContentRender).RenderImage(img, vr, vr as IPannable, vr.InvertImage, vr.GetZoom(), true, handlePanning);
}
}
else
{
contentMatrix = vr.ContentRender.RenderMatrix(vr, img);
}
}
}
// Text rendering
else if (vr.IsText())
{
if (!string.IsNullOrEmpty(vr.GetText()))
{
contentMatrix = vr.ContentRender.RenderMatrix(vr, vr.GetText());
}
}
// Generic renderer
else if (vr.IsOther())
{
if (vr.GetOtherContent() != null && vr.ContentRender != null)
{
contentMatrix = vr.ContentRender.RenderMatrix(vr, vr.GetOtherContent());
}
else
{
return(matrix);
}
}
else
{
return(matrix);
}
//place the content matrix (contentMatrix) in the view range matrix with aware of the box model
if (vr.ContentRender is IBrailleIOPanningRendererInterfaces)
{
handlePanning = !((IBrailleIOPanningRendererInterfaces)vr.ContentRender).DoesPanning;
}
viewBoxMatrix = vmr.RenderMatrix(vr, contentMatrix, handlePanning);
// Border rendering
viewBoxMatrix = BrailleIO.Renderer.BrailleIOBorderRenderer.RenderMatrix(vr, viewBoxMatrix);
bool pl = pins_locked;
pins_locked = true;
// draw content and borders to main matrix
System.Threading.Tasks.Parallel.For(srcOffsetX, srcOffsetX + viewBoxMatrix.GetLength(1), x =>
{
if (x >= 0 && x < matrix.GetLength(1))
{
int _x = x - srcOffsetX;
for (int y = scrOffsetY; y < scrOffsetY + viewBoxMatrix.GetLength(0); y++)
{
if (y >= 0 && y < matrix.GetLength(0))
{
matrix[y, x] = viewBoxMatrix[y - scrOffsetY, _x];
}
}
}
});
////FIXME: for debugging
//sw.Stop();
//System.Diagnostics.Debug.WriteLine("[" + DateTime.UtcNow.ToString("HH:mm:ss.fff", System.Globalization.CultureInfo.InvariantCulture) + "] (VR'"+vr.Name+"') *+~ Rendering Time Elapsed={0} ~+*", sw.Elapsed);
vr.Render = false;
pins_locked = pl;
}
catch { }
finally
{
_renderingCount++;
if (_renderingCount > 20)
{
GC.Collect();
_renderingCount = 0;
}
}
return(matrix);
}
/// <summary>
/// draw a ViewRange to this.matrix
/// </summary>
/// <param name="vr">ViewRange</param>
private bool drawViewRange(BrailleIOViewRange vr)
{
try
{
if (vr == null || vr.ViewBox == null || !vr.IsVisible())
{
return(false);
}
//Stopwatch sw = new Stopwatch();
//sw.Start();
bool[,] viewBoxMatrix = new bool[vr.ViewBox.Height, vr.ViewBox.Width];
// View Range bounds
int srcOffsetX = vr.GetLeft();
int scrOffsetY = vr.GetTop();
bool handlePanning = true;
bool[,] contentMatrix = new bool[1, 1];
// Matrix rendering
if (vr.IsMatrix())
{
if (vr.GetMatrix() != null)
{
contentMatrix = vr.GetMatrix();
//set content size in vr
vr.ContentHeight = contentMatrix.GetLength(0);
vr.ContentWidth = contentMatrix.GetLength(1);
}
}
// Image rendering
else if (vr.IsImage())
{
int th = (vr is IContrastThreshold) ? ((IContrastThreshold)vr).GetContrastThreshold() : -1;
using (System.Drawing.Bitmap img = vr.GetImage())
{
if (vr.ContentRender is BrailleIOImageToMatrixRenderer)
{
if (th >= 0)
{
contentMatrix = ((BrailleIOImageToMatrixRenderer)vr.ContentRender).RenderImage(img, vr, vr as IPannable, vr.InvertImage, vr.GetZoom(), th);
}
else
{
contentMatrix = ((BrailleIOImageToMatrixRenderer)vr.ContentRender).RenderImage(img, vr, vr as IPannable, vr.InvertImage, vr.GetZoom(), true);
}
}
else
{
contentMatrix = vr.ContentRender.RenderMatrix(vr, img);
}
}
handlePanning = false;
}
// Text rendering
else if (vr.IsText())
{
if (!string.IsNullOrEmpty(vr.GetText()))
{
contentMatrix = vr.ContentRender.RenderMatrix(vr, vr.GetText());
}
}
// Generic renderer
else if (vr.IsOther())
{
if (vr.GetOtherContent() != null && vr.ContentRender != null)
{
contentMatrix = vr.ContentRender.RenderMatrix(vr, vr.GetOtherContent());
}
else
{
return(false);
}
}
else
{
return(false);
}
//place the content matrix (contentMatrix) in the view range matrix with aware of the box model
viewBoxMatrix = (new BrailleIO.Renderer.BrailleIOViewMatixRenderer()).RenderMatrix(vr, contentMatrix, handlePanning);
// Border rendering
viewBoxMatrix = BrailleIO.Renderer.BrailleIOBorderRenderer.renderMatrix(vr, viewBoxMatrix);
bool pl = pins_locked;
pins_locked = true;
// draw content and borders to main matrix
System.Threading.Tasks.Parallel.For(srcOffsetX, srcOffsetX + viewBoxMatrix.GetLength(1), x =>
{
if (x >= 0 && x < Matrix.GetLength(1))
{
System.Threading.Tasks.Parallel.For(scrOffsetY, scrOffsetY + viewBoxMatrix.GetLength(0), y =>
{
if (y >= 0 && y < Matrix.GetLength(0))
{
Matrix[y, x] = viewBoxMatrix[y - scrOffsetY, x - srcOffsetX];
}
});
}
});
//sw.Stop();
//Console.WriteLine("Elapsed={0}", sw.Elapsed);
pins_locked = pl;
return(true);
}
catch
{
return(false);
}
finally
{
GC.Collect();
}
}