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Use common methods for Visual/ImageBrushImpl.

pull/145/head
Steven Kirk 11 years ago
parent
acf86c15e2
commit
5b401672d3
3 changed files with 75 additions and 42 deletions
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  1. 20
      src/Windows/Perspex.Direct2D1/Media/ImageBrushImpl.cs
  2. 8
      src/Windows/Perspex.Direct2D1/Media/TileBrushImpl.cs
  3. 89
      src/Windows/Perspex.Direct2D1/Media/VisualBrushImpl.cs

20
src/Windows/Perspex.Direct2D1/Media/ImageBrushImpl.cs
View File

@ -33,17 +33,19 @@ namespace Perspex.Direct2D1.Media
// them and directly use 'image' in those cases.
using (var intermediate = new BitmapRenderTarget(target, brtOpts, intermediateSize))
{
SharpDX.RectangleF drawRect;
Rect drawRect;
var transform = CalculateIntermediateTransform(
tileMode,
sourceRect,
destinationRect,
scale,
translate,
out drawRect);
intermediate.BeginDraw();
intermediate.Transform = CalculateIntermediateTransform(
tileMode,
sourceRect,
destinationRect,
scale,
translate,
out drawRect);
intermediate.PushAxisAlignedClip(drawRect, AntialiasMode.Aliased);
intermediate.Transform = transform.ToDirect2D();
drawRect *= -transform;
intermediate.PushAxisAlignedClip(drawRect.ToDirect2D(), AntialiasMode.Aliased);
intermediate.DrawBitmap(image, 1, BitmapInterpolationMode.Linear);
intermediate.PopAxisAlignedClip();
intermediate.EndDraw();

8
src/Windows/Perspex.Direct2D1/Media/TileBrushImpl.cs
View File

@ -62,13 +62,13 @@ namespace Perspex.Direct2D1.Media
return result.ToSharpDX();
}
protected static Matrix3x2 CalculateIntermediateTransform(
protected static Matrix CalculateIntermediateTransform(
TileMode tileMode,
Rect sourceRect,
Rect destinationRect,
Vector scale,
Vector translate,
out SharpDX.RectangleF drawRect)
out Rect drawRect)
{
var transform = Matrix.CreateTranslation(-sourceRect.Position) *
Matrix.CreateScale(scale) *
@ -85,9 +85,9 @@ namespace Perspex.Direct2D1.Media
dr = new Rect(destinationRect.Size);
}
drawRect = (dr * -transform).ToSharpDX();
drawRect = dr;
return transform.ToDirect2D();
return transform;
}
protected static BrushProperties GetBrushProperties(TileBrush brush, Rect destinationRect)

89
src/Windows/Perspex.Direct2D1/Media/VisualBrushImpl.cs
View File

@ -30,47 +30,78 @@ namespace Perspex.Direct2D1.Media
layoutable.Arrange(new Rect(layoutable.DesiredSize));
}
var tileMode = brush.TileMode;
var sourceRect = brush.SourceRect.ToPixels(layoutable.Bounds.Size);
var destinationRect = brush.DestinationRect.ToPixels(targetSize);
var bitmapSize = brush.TileMode == TileMode.None ? targetSize : destinationRect.Size;
var scale = brush.Stretch.CalculateScaling(destinationRect.Size, sourceRect.Size);
var translate = CalculateTranslate(brush, sourceRect, destinationRect, scale);
var options = CompatibleRenderTargetOptions.None;
var intermediateSize = CalculateIntermediateSize(tileMode, targetSize, destinationRect.Size);
var brtOpts = CompatibleRenderTargetOptions.None;
using (var brt = new BitmapRenderTarget(target, options, bitmapSize.ToSharpDX()))
// TODO: There are times where we don't need to draw an intermediate bitmap. Identify
// them and directly use 'image' in those cases.
using (var intermediate = new BitmapRenderTarget(target, brtOpts, intermediateSize))
{
var renderer = new Renderer(brt);
var transform = Matrix.CreateTranslation(-sourceRect.Position) *
Matrix.CreateScale(scale) *
Matrix.CreateTranslation(translate);
Rect drawRect;
if (brush.TileMode == TileMode.None)
{
drawRect = destinationRect;
transform *= Matrix.CreateTranslation(destinationRect.Position);
}
else
{
drawRect = new Rect(0, 0, destinationRect.Width, destinationRect.Height);
}
var transform = CalculateIntermediateTransform(
tileMode,
sourceRect,
destinationRect,
scale,
translate,
out drawRect);
var renderer = new Renderer(intermediate);
renderer.Render(visual, null, transform, drawRect);
var result = new BitmapBrush(brt, brt.Bitmap);
result.ExtendModeX = GetExtendModeX(brush.TileMode);
result.ExtendModeY = GetExtendModeY(brush.TileMode);
this.PlatformBrush = new BitmapBrush(
target,
intermediate.Bitmap,
GetBitmapBrushProperties(brush),
GetBrushProperties(brush, destinationRect));
}
if (brush.TileMode != TileMode.None)
{
result.Transform = SharpDX.Matrix3x2.Translation(
(float)destinationRect.X,
(float)destinationRect.Y);
}
//var sourceRect = brush.SourceRect.ToPixels(layoutable.Bounds.Size);
//var destinationRect = brush.DestinationRect.ToPixels(targetSize);
//var bitmapSize = brush.TileMode == TileMode.None ? targetSize : destinationRect.Size;
//var scale = brush.Stretch.CalculateScaling(destinationRect.Size, sourceRect.Size);
//var translate = CalculateTranslate(brush, sourceRect, destinationRect, scale);
//var options = CompatibleRenderTargetOptions.None;
PlatformBrush = result;
}
//using (var brt = new BitmapRenderTarget(target, options, bitmapSize.ToSharpDX()))
//{
// var renderer = new Renderer(brt);
// var transform = Matrix.CreateTranslation(-sourceRect.Position) *
// Matrix.CreateScale(scale) *
// Matrix.CreateTranslation(translate);
// Rect drawRect;
// if (brush.TileMode == TileMode.None)
// {
// drawRect = destinationRect;
// transform *= Matrix.CreateTranslation(destinationRect.Position);
// }
// else
// {
// drawRect = new Rect(0, 0, destinationRect.Width, destinationRect.Height);
// }
// renderer.Render(visual, null, transform, drawRect);
// var result = new BitmapBrush(brt, brt.Bitmap);
// result.ExtendModeX = GetExtendModeX(brush.TileMode);
// result.ExtendModeY = GetExtendModeY(brush.TileMode);
// if (brush.TileMode != TileMode.None)
// {
// result.Transform = SharpDX.Matrix3x2.Translation(
// (float)destinationRect.X,
// (float)destinationRect.Y);
// }
// PlatformBrush = result;
//}
}
}
}

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