public BitmapEffectInputData(BitmapEffect bitmapEffect,
BitmapEffectInput bitmapEffectInput)
{
BitmapEffect = bitmapEffect;
BitmapEffectInput = bitmapEffectInput;
}
public BitmapEffectInputData(BitmapEffect bitmapEffect,
BitmapEffectInput bitmapEffectInput)
{
BitmapEffect = bitmapEffect;
BitmapEffectInput = bitmapEffectInput;
}
public override void PushEffect(
BitmapEffect effect,
BitmapEffectInput effectInput)
{
_drawingContext.PushEffect(
effect,
effectInput
);
}
public override void PushEffect(
BitmapEffect effect,
BitmapEffectInput effectInput)
{
if (!IsPushNoOp())
{
// This API has been deprecated, so any BitmapEffect is ignored.
PushPointStack(_point);
}
}
public abstract void PushEffect(
BitmapEffect effect,
BitmapEffectInput effectInput);
public override void PushEffect(
BitmapEffect effect,
BitmapEffectInput effectInput)
{
VerifyApiNonstructuralChange();
#if DEBUG
MediaTrace.DrawingContextOp.Trace("PushEffect(const)");
#endif
unsafe
{
EnsureRenderData();
MILCMD_PUSH_EFFECT record =
new MILCMD_PUSH_EFFECT (
_renderData.AddDependentResource(effect),
_renderData.AddDependentResource(effectInput)
);
// Assert that the calculated packet size is the same as the size returned by sizeof().
Debug.Assert(sizeof(MILCMD_PUSH_EFFECT) == 8);
_renderData.WriteDataRecord(MILCMD.MilPushEffect,
(byte*)&record,
8 /* sizeof(MILCMD_PUSH_EFFECT) */);
}
_stackDepth++;
if (_renderData.BitmapEffectStackDepth == 0)
{
_renderData.BeginTopLevelBitmapEffect(_stackDepth);
}
}
public override void PushEffect(
BitmapEffect effect,
BitmapEffectInput effectInput)
{
Debug.Assert(false);
}
public override void PushEffect(
BitmapEffect effect,
BitmapEffectInput effectInput)
{
// Ensure the type stack
PushTypeStack(PushType.BitmapEffect);
// This API has been deprecated, so any BitmapEffect is ignored.
}
public VerticalIndicator()
{
_effect = new OuterGlowBitmapEffect { GlowColor = Colors.White, GlowSize = 20, Opacity = 1 };
_effect.Freeze();
}
//该方法用于在画布上绘制一个图形，两个点用于表示图像的填充区域，image是原始的图片，angle是角度，只有{0,90,180,270}三个角度可选
/***
public void drawImage(Point leftTop, Point rightBottom, BitmapImage bitmapImage)
{
double left = leftTop.X;
double top = leftTop.Y;
double width = Math.Abs(leftTop.X - rightBottom.X);
double height = Math.Abs(leftTop.Y - rightBottom.Y);
double leftWithRatio = left * this.widthRatio;
double topWithRatio = top * this.heightRatio;
double widthWithRatio = width * this.widthRatio;
double heightWithRatio = height * this.heightRatio;
Image shelfImage = new Image();
//RotateTransform rotateTransform = new RotateTransform(angle);
//DropShadowBitmapEffect bitmapEffect = new DropShadowBitmapEffect();
//Color myShadowColor = new Color();
//myShadowColor.ScA = 1;
//myShadowColor.ScB = 0;
//myShadowColor.ScG = 0;
//myShadowColor.ScR = 0;
//bitmapEffect.Color = myShadowColor;
//bitmapEffect.Direction = 320;
//bitmapEffect.ShadowDepth = 10;
//bitmapEffect.Softness = 0.1;
//bitmapEffect.Opacity = 0.1;
shelfImage.Source = bitmapImage;
shelfImage.Stretch = Stretch.Uniform;
//shelfImage.BitmapEffect = bitmapEffect;
//shelfImage.RenderTransform = rotateTransform;
//shelfImage.Width = widthWithRatio;shelfImage.Height = heightWithRatio;
shelfImage.Width = heightWithRatio; shelfImage.Height = widthWithRatio;
Canvas.SetTop(shelfImage,topWithRatio);//adjust the postion
Canvas.SetLeft(shelfImage, leftWithRatio);
Canvas.SetZIndex(shelfImage, -10);
this.currentCanvas.Children.Add(shelfImage);
}
***/
public void drawImage(Point leftTop, Point rightBottom, BitmapImage bitmapImage,
Transform rotateTransform, BitmapEffect bitmapEffect)
{
double left = leftTop.X;
double top = leftTop.Y;
double width = Math.Abs(leftTop.X - rightBottom.X);
double height = Math.Abs(leftTop.Y - rightBottom.Y);
double leftWithRatio = left * this.widthRatio;
double topWithRatio = top * this.heightRatio;
double widthWithRatio = width * this.widthRatio;
double heightWithRatio = height * this.heightRatio;
Image shelfImage = new Image();
shelfImage.Source = bitmapImage;
shelfImage.Stretch = Stretch.Fill;
shelfImage.RenderTransform = rotateTransform;
shelfImage.BitmapEffect = bitmapEffect;
shelfImage.Width = widthWithRatio-3;
shelfImage.Height = heightWithRatio;
//shelfImage.Width = heightWithRatio; shelfImage.Height = widthWithRatio;
Canvas.SetTop(shelfImage, topWithRatio);//adjust the postion
Canvas.SetLeft(shelfImage, leftWithRatio);
Canvas.SetZIndex(shelfImage, -10);
this.currentCanvas.Children.Add(shelfImage);
}
public override void PushEffect(
BitmapEffect effect,
BitmapEffectInput effectInput)
{
#if DEBUG
MediaTrace.DrawingContextOp.Trace("PushEffect(const)");
#endif
//
// Verify that parameters & state are valid
//
VerifyApiNonstructuralChange();
//
// Instantiate a new drawing group and set it as the _currentDrawingGroup
//
PushNewDrawingGroup();
//
// Set the transform on the new DrawingGroup
//
// NOTE: [....] Disabling this API for now
_currentDrawingGroup.BitmapEffect = effect;
_currentDrawingGroup.BitmapEffectInput = (effectInput != null) ?
effectInput : new BitmapEffectInput();
}