public override void Draw(Android.Graphics.Canvas canvas)
{
base.Draw(canvas);
var rect = new RectF(0,0,300,300);
switch (TheShape)
{
case Shape.Circle:
canvas.DrawOval(rect, new Paint() { Color = Color.Aqua });
break;
case Shape.Square:
canvas.DrawRect(rect, new Paint() { Color = Color.Red });
break;
case Shape.Triangle:
var path = new Path();
path.MoveTo(rect.CenterX(), 0);
path.LineTo(0, rect.Height());
path.LineTo(rect.Width(), rect.Height());
path.Close();
var paint = new Paint() {Color = Color.Magenta};
paint.SetStyle(Paint.Style.Fill);
canvas.DrawPath(path, paint);
break;
default:
throw new ArgumentOutOfRangeException();
}
}
protected override void OnDraw(Canvas canvas)
{
base.OnDraw (canvas);
var stokewidth = TapUtil.dptodx (this.stokewidthdp);
var progresswidth = TapUtil.dptodx (this.progresswidthdp);
//draw border
int center = Width / 2;
nn_paint.SetStyle(Paint.Style.Stroke);
nn_paint.Color=nn_outcolor;
nn_paint.StrokeWidth = stokewidth;
canvas.DrawCircle(center,center, nn_radius-stokewidth, nn_paint);
//draw remainingsection of progress
nn_paint.SetStyle (Paint.Style.Fill);
nn_paint.Color=nn_progressremainingcolor;
//RectF position is relative toparent
canvas.DrawCircle(center,center, nn_radius-stokewidth*2, nn_paint);
//draw progress
nn_paint.SetStyle (Paint.Style.Stroke);
nn_paint.Color=nn_progresscolor;
nn_paint.StrokeWidth = progresswidthdp*2;
//RectF position is relative toparent
RectF oval = new RectF (0+(stokewidth*2)+Convert.ToSingle(progresswidthdp*1.5),0+(stokewidth*2)+Convert.ToSingle(progresswidthdp*1.5),nn_radius*2-(stokewidth*2)-Convert.ToSingle(progresswidthdp*1.5),nn_radius*2-(stokewidth*2)-Convert.ToSingle(progresswidthdp*1.5));
canvas.DrawArc(oval, progresssstartangle, progresssendangle, false, nn_paint);
//draw avatarcontainer (innercircle)
nn_paint.SetStyle(Paint.Style.Fill);
nn_paint.Color=nn_innercontainercolor;
canvas.DrawCircle(center,center, nn_radius-progresswidth-stokewidth*2, nn_paint);
}
public static void parse(SVGProperties pSVGProperties, Canvas pCanvas, SVGPaint pSVGPaint, RectF pRect) {
float? centerX = pSVGProperties.getFloatAttribute(SVGConstants.ATTRIBUTE_CENTER_X);
float? centerY = pSVGProperties.getFloatAttribute(SVGConstants.ATTRIBUTE_CENTER_Y);
float? radiusX = pSVGProperties.getFloatAttribute(SVGConstants.ATTRIBUTE_RADIUS_X);
float? radiusY = pSVGProperties.getFloatAttribute(SVGConstants.ATTRIBUTE_RADIUS_Y);
if (centerX != null && centerY != null && radiusX != null && radiusY != null) {
pRect.Set(centerX.Value - radiusX.Value,
centerY.Value - radiusY.Value,
centerX.Value + radiusX.Value,
centerY.Value + radiusY.Value);
bool fill = pSVGPaint.setFill(pSVGProperties);
if (fill) {
pCanvas.DrawOval(pRect, pSVGPaint.getPaint());
}
bool stroke = pSVGPaint.setStroke(pSVGProperties);
if (stroke) {
pCanvas.DrawOval(pRect, pSVGPaint.getPaint());
}
if(fill || stroke) {
pSVGPaint.ensureComputedBoundsInclude(centerX.Value - radiusX.Value, centerY.Value - radiusY.Value);
pSVGPaint.ensureComputedBoundsInclude(centerX.Value + radiusX.Value, centerY.Value + radiusY.Value);
}
}
}
public override void Draw(Android.Graphics.Canvas canvas)
{
base.Draw (canvas);
Paint mBgPaints = new Paint ();
mBgPaints.AntiAlias = true;
mBgPaints.SetStyle (Paint.Style.Fill);
mBgPaints.Color = Color.Blue;
mBgPaints.StrokeWidth = 0.5f;
Paint tPaint = new Paint ();
tPaint.Alpha = 0;
canvas.DrawColor (tPaint.Color);
RectF mOvals = new RectF (40, 40, layout.MeasuredWidth - 40, layout.MeasuredHeight - 40);
decimal total = 0;
foreach (SecuritiesViewModel.PieChartValue value in securitiesViewModel.DataForPieChart ()) {
total += value.amount;
}
if (total == 0) {
return;
}
decimal degressPerAmount = 360 / total;
decimal currentAngle = 0;
foreach (SecuritiesViewModel.PieChartValue value in securitiesViewModel.DataForPieChart ()) {
canvas.DrawArc (mOvals, (float)currentAngle, (float)(degressPerAmount * value.amount), true, mBgPaints);
currentAngle += (degressPerAmount * value.amount);
mBgPaints.SetARGB (255, new Random ().Next (256), new Random ().Next (256), new Random ().Next (256));
}
}
protected override void OnDraw(Canvas canvas)
{
Android.Graphics.Drawable.Drawable drawable = GetDrawable();
if (drawable is BitmapDrawable)
{
RectF rectF = new RectF(drawable.GetBounds());
int restoreCount = canvas.SaveLayer(rectF, null, Canvas.AllSaveFlag);
GetImageMatrix().MapRect(rectF);
Paint paint = ((BitmapDrawable)drawable).GetPaint();
paint.SetAntiAlias(true);
paint.SetColor(unchecked((int)(0xff000000)));
canvas.DrawARGB(0, 0, 0, 0);
canvas.DrawRoundRect(rectF, Radius, Radius, paint);
Xfermode restoreMode = paint.GetXfermode();
paint.SetXfermode(new PorterDuffXfermode(PorterDuff.Mode.SrcIn));
base.OnDraw(canvas);
// Restore paint and canvas
paint.SetXfermode(restoreMode);
canvas.RestoreToCount(restoreCount);
}
else
{
base.OnDraw(canvas);
}
}
public void PopClip()
{
RectF oldClip = this.clipStack.Pop();
//this.canvas.Restore();
this.canvas.ClipRect(oldClip, Region.Op.Replace);
}
public Transition GenerateNextTransition(RectF drawableBounds, RectF viewport)
{
bool firstTransition = _mLastGenTrans == null;
bool drawableBoundsChanged = true;
bool viewportRatioChanged = true;
RectF srcRect = null;
RectF dstRect = null;
if (!firstTransition)
{
dstRect = _mLastGenTrans.GetDestinyRect();
drawableBoundsChanged = !drawableBounds.Equals(_mLastDrawableBounds);
viewportRatioChanged = !MathUtils.HaveSameAspectRatio(dstRect, viewport);
}
if (dstRect == null || drawableBoundsChanged || viewportRatioChanged)
{
srcRect = GenerateRandomRect(drawableBounds, viewport);
}
else
{
/* Sets the destiny rect of the last transition as the source one
if the current drawable has the same dimensions as the one of
the last transition. */
srcRect = dstRect;
}
dstRect = GenerateRandomRect(drawableBounds, viewport);
_mLastGenTrans = new Transition(srcRect, dstRect, _mTransitionDuration,
_mTransitionIInterpolator);
_mLastDrawableBounds = drawableBounds;
return _mLastGenTrans;
}
protected virtual void HandleShapeDraw (Canvas canvas)
{
// We need to account for offsetting the coordinates based on the padding
var x = GetX () + Resize (this.ShapeView.Padding.Left);
var y = GetY () + Resize (this.ShapeView.Padding.Top);
switch (ShapeView.ShapeType) {
case ShapeType.Box:
HandleStandardDraw (canvas, p => {
var rect = new RectF (x, y, x + this.Width, y + this.Height);
if (ShapeView.CornerRadius > 0) {
var cr = Resize (ShapeView.CornerRadius);
canvas.DrawRoundRect (rect, cr, cr, p);
} else {
canvas.DrawRect (rect, p);
}
});
break;
case ShapeType.Circle:
HandleStandardDraw (canvas, p => canvas.DrawCircle (x + this.Width / 2, y + this.Height / 2, (this.Width - 10) / 2, p));
break;
case ShapeType.CircleIndicator:
HandleStandardDraw (canvas, p => canvas.DrawCircle (x + this.Width / 2, y + this.Height / 2, (this.Width - 10) / 2, p), drawFill: false);
HandleStandardDraw (canvas, p => canvas.DrawArc (new RectF (x, y, x + this.Width, y + this.Height), QuarterTurnCounterClockwise, 360 * (ShapeView.IndicatorPercentage / 100), false, p), ShapeView.StrokeWidth + 3, false);
break;
}
}
public static Bitmap ToRounded(Bitmap source, float rad)
{
int size = Math.Min(source.Width, source.Height);
int dx = (source.Width - size) / 2;
int dy = (source.Height - size) / 2;
Bitmap bitmap = Bitmap.CreateBitmap(size, size, Bitmap.Config.Argb8888);
using (Canvas canvas = new Canvas(bitmap))
using (Paint paint = new Paint())
using (BitmapShader shader = new BitmapShader(source, Shader.TileMode.Clamp, Shader.TileMode.Clamp))
using (Matrix matrix = new Matrix())
{
if (dx != 0 || dy != 0)
{
// source isn't square, move viewport to centre
matrix.SetTranslate(-dx, -dy);
shader.SetLocalMatrix(matrix);
}
paint.SetShader(shader);
paint.AntiAlias = true;
RectF rectF = new RectF(0, 0, size, size);
canvas.DrawRoundRect(rectF, rad, rad, paint);
return bitmap;
}
}
// If you would like to create a circle of the image set pixels to half the width of the image.
internal static Bitmap GetRoundedCornerBitmap(Bitmap bitmap, int pixels)
{
Bitmap output = null;
try
{
output = Bitmap.CreateBitmap(bitmap.Width, bitmap.Height, Bitmap.Config.Argb8888);
Canvas canvas = new Canvas(output);
Color color = new Color(66, 66, 66);
Paint paint = new Paint();
Rect rect = new Rect(0, 0, bitmap.Width, bitmap.Height);
RectF rectF = new RectF(rect);
float roundPx = pixels;
paint.AntiAlias = true;
canvas.DrawARGB(0, 0, 0, 0);
paint.Color = color;
canvas.DrawRoundRect(rectF, roundPx, roundPx, paint);
paint.SetXfermode(new PorterDuffXfermode(PorterDuff.Mode.SrcIn));
canvas.DrawBitmap(bitmap, rect, rect, paint);
}
catch (System.Exception err)
{
System.Console.WriteLine ("GetRoundedCornerBitmap Error - " + err.Message);
}
return output;
}
protected override void OnDraw(Android.Graphics.Canvas canvas)
{
var rect = new RectF(0, 0, 300, 300);
switch (Shape)
{
case Shape.Circle:
canvas.DrawOval(rect, new Paint() { Color = Color.CornflowerBlue });
break;
case Shape.Square:
canvas.DrawRect(rect, new Paint() { Color = Color.Crimson });
break;
case Shape.Triangle:
var path = new Path();
path.MoveTo(rect.CenterX(), rect.Top);
path.LineTo(rect.Left, rect.Bottom);
path.LineTo(rect.Right, rect.Bottom);
path.Close();
var paint = new Paint() {Color = Color.Crimson};
paint.Color = Color.Gold;
paint.SetStyle(Paint.Style.Fill);
canvas.DrawPath(path, paint);
break;
default:
throw new ArgumentOutOfRangeException();
}
}
private static void DrawOutline(Canvas canvas, IStyle style, RectF destination)
{
var vectorStyle = (style as VectorStyle);
if (vectorStyle == null) return;
if (vectorStyle.Outline == null) return;
if (vectorStyle.Outline.Color == null) return;
DrawRectangle(canvas, destination, vectorStyle.Outline.Color);
}
private static void DrawRectangle(Canvas canvas, RectF destination, Styles.Color outlineColor)
{
var paint = new Paint();
paint.SetStyle(Paint.Style.Stroke);
paint.Color = new AndroidColor(outlineColor.R, outlineColor.G, outlineColor.B, outlineColor.A);
paint.StrokeWidth = 4;
canvas.DrawRect(destination, paint);
}
public override void DrawRectBounds( FastColour colour, float lineWidth, int x, int y, int width, int height )
{
RectF rec = new RectF( x, y, x + width, y + height );
Paint brush = GetOrCreateBrush( colour );
brush.SetStyle( Paint.Style.Stroke );
c.DrawRect( rec, brush );
brush.SetStyle( Paint.Style.FillAndStroke );
}
public CircleDrawable(Bitmap bmp)
{
this.bmp = bmp;
this.bmpShader = new BitmapShader(bmp, Shader.TileMode.Clamp, Shader.TileMode.Clamp);
this.paint = new Paint() { AntiAlias = true };
this.paint.SetShader(bmpShader);
this.oval = new RectF();
}
public override void Clear( FastColour colour, int x, int y, int width, int height )
{
RectF rec = new RectF( x, y, x + width, y + height );
Paint brush = GetOrCreateBrush( colour );
brush.AntiAlias = false;
c.DrawRect( rec, brush );
brush.AntiAlias = true;
}
private Path CreateCannulaBottomPath(RectF cannulaRect)
{
RectF cannulaHeadRect = new RectF(cannulaRect.Left, cannulaRect.Bottom - 0.833f * cannulaRect.Width(), cannulaRect.Right, cannulaRect.Bottom);
Path path = new Path();
path.AddRoundRect(cannulaHeadRect, mRectCornerRadius, mRectCornerRadius, Path.Direction.Ccw);
return(path);
}
protected override bool SetFrame (int l, int t, int r, int b)
{
bool changed = base.SetFrame(l, t, r, b);
mBounds = new Rect(0, 0, r - l, b - t);
mBoundsF = new RectF(mBounds);
mBorderDrawable.Bounds = mBounds;
mMaskDrawable.Bounds = mBounds;
return changed;
}
internal static bool HaveSameAspectRatio(RectF r1, RectF r2)
{
// Reduces precision to avoid problems when comparing aspect ratios.
float srcRectRatio = Truncate(GetRectRatio(r1), 2);
float dstRectRatio = Truncate(GetRectRatio(r2), 2);
// Compares aspect ratios that allows for a tolerance range of [0, 0.01]
return (Math.Abs(srcRectRatio - dstRectRatio) <= 0.01f);
}
private Path CreateGasTubePath(RectF gasTubeRect)
{
Path path = new Path();
path.MoveTo(gasTubeRect.Left, gasTubeRect.Top);
path.LineTo(gasTubeRect.Left, gasTubeRect.Bottom);
path.LineTo(gasTubeRect.Right, gasTubeRect.Bottom);
path.LineTo(gasTubeRect.Right, gasTubeRect.Top);
return(path);
}
private Path CreateCannulaHeadPath(RectF cannulaRect)
{
Path path = new Path();
path.MoveTo(cannulaRect.Left, cannulaRect.Top);
path.LineTo(cannulaRect.Right, cannulaRect.Top);
path.MoveTo(cannulaRect.CenterX(), cannulaRect.Top);
path.LineTo(cannulaRect.CenterX(), cannulaRect.Bottom - 0.833f * cannulaRect.Width());
return(path);
}
public RoundRectDrawable (Color background, float radius)
{
this.radius = radius;
this.paint = new Paint {
Color = background,
Dither = true,
AntiAlias = true
};
this.bounds = new RectF ();
}
private RectF CreateRightEyeBall(RectF arcBounds, float offsetY)
{
//the center of the right eye
float rightEyeCenterX = arcBounds.CenterX() + mEyeInterval / 2.0f + mEyeCircleRadius;
float rightEyeCenterY = arcBounds.CenterY() - mEyeBallOffsetY + offsetY;
RectF rectF = new RectF(rightEyeCenterX - mEyeBallWidth / 2.0f, rightEyeCenterY - mEyeBallHeight / 2.0f, rightEyeCenterX + mEyeBallWidth / 2.0f, rightEyeCenterY + mEyeBallHeight / 2.0f);
return(rectF);
}
public static IRenderer Renderer(AnimationMode mode, FitChartValue value, RectF drawingArea)
{
if (mode == AnimationMode.Linear)
{
return new LinearValueRenderer (drawingArea, value);
}
else
{
return new OverdrawValueRenderer (drawingArea, value);
}
}
public static Bitmap GetBitmapFromSvgString(string svgString, int width, int height)
{
var svg = SVGParser.ParseSVGFromString (svgString);
var bmp = Bitmap.CreateBitmap (width, height, Bitmap.Config.Argb8888);
using (var c = new Canvas (bmp)) {
var dst = new RectF (0, 0, width, height);
c.DrawPicture (svg.Picture, dst);
}
// Returns an immutable copy
return Bitmap.CreateBitmap (bmp);
}
internal static Bitmap MakeBitmapFromPicture (Picture pic, int width, int height)
{
using (var bmp = Bitmap.CreateBitmap (width, height, Bitmap.Config.Argb8888)) {
using (var c = new Canvas (bmp)) {
var dst = new RectF (0, 0, width, height);
c.DrawPicture (pic, dst);
}
// Returns an immutable copy
return Bitmap.CreateBitmap (bmp);
}
}
public static Bitmap GetBitmapFromSvgRes(Android.Content.Res.Resources resources, int resID,
int width, int height)
{
var svg = SVGParser.ParseSVGFromResource (resources,
resID);
var bmp = Bitmap.CreateBitmap (width, height, Bitmap.Config.Argb8888);
using (var c = new Canvas (bmp)) {
var dst = new RectF (0, 0, width, height);
c.DrawPicture (svg.Picture, dst);
}
// Returns an immutable copy
return Bitmap.CreateBitmap (bmp);
}
public static void Draw(Canvas canvas, IViewport viewport, IStyle style, IFeature feature)
{
var point = feature.Geometry as Point;
var dest = viewport.WorldToScreen(point);
var symbolSize = (float)SymbolStyle.DefaultHeight;
var symbolType = SymbolType.Ellipse;
var symbolStyle = style as SymbolStyle;
if (symbolStyle != null)
{
if (symbolStyle.BitmapId >= 0)
{
// Bitmap
if (!feature.RenderedGeometry.ContainsKey(style))
{
var imageStream = BitmapRegistry.Instance.Get(symbolStyle.BitmapId);
imageStream.Position = 0;
var androidBitmap = BitmapFactory.DecodeStream(imageStream);
feature.RenderedGeometry[style] = androidBitmap;
}
var bitmap = (Bitmap)feature.RenderedGeometry[style];
var halfWidth = bitmap.Width / 2;
var halfHeight = bitmap.Height / 2;
var dstRectForRender = new RectF((float)dest.X - halfWidth, (float)dest.Y - halfHeight, (float)dest.X + halfWidth, (float)dest.Y + halfHeight);
canvas.DrawBitmap(bitmap, null, dstRectForRender, null);
return;
}
symbolType = symbolStyle.SymbolType;
if (symbolStyle.SymbolScale > 0) symbolSize = (float)symbolStyle.SymbolScale * symbolSize;
}
// Drawing
var paints = style.ToAndroid();
if (symbolType == SymbolType.Ellipse)
{
foreach (var paint in paints)
{
canvas.DrawCircle((int)dest.X, (int)dest.Y, symbolSize, paint);
paint.Dispose();
}
}
else
{
foreach (var paint in paints)
{
canvas.DrawRect(-(float)SymbolStyle.DefaultWidth, (float)SymbolStyle.DefaultHeight, (float)SymbolStyle.DefaultWidth, -(float)SymbolStyle.DefaultHeight, paint);
paint.Dispose();
}
}
}
public static void parse(SVGProperties pSVGProperties, Canvas pCanvas, SVGPaint pSVGPaint, RectF pRect) {
float x = pSVGProperties.getFloatAttribute(SVGConstants.ATTRIBUTE_X, 0f);
float y = pSVGProperties.getFloatAttribute(SVGConstants.ATTRIBUTE_Y, 0f);
float width = pSVGProperties.getFloatAttribute(SVGConstants.ATTRIBUTE_WIDTH, 0f);
float height = pSVGProperties.getFloatAttribute(SVGConstants.ATTRIBUTE_HEIGHT, 0f);
pRect.Set(x, y, x + width, y + height);
float? rX = pSVGProperties.getFloatAttribute(SVGConstants.ATTRIBUTE_RADIUS_X);
float? rY = pSVGProperties.getFloatAttribute(SVGConstants.ATTRIBUTE_RADIUS_Y);
bool rXSpecified = rX != null && rX >= 0;
bool rYSpecified = rY != null && rY >= 0;
bool rounded = rXSpecified || rYSpecified;
float rx;
float ry;
if(rXSpecified && rYSpecified) {
rx = Math.Min(rX.Value, width * 0.5f);
ry = Math.Min(rY.Value, height * 0.5f);
} else if(rXSpecified) {
ry = rx = Math.Min(rX.Value, width * 0.5f);
} else if(rYSpecified) {
rx = ry = Math.Min(rY.Value, height * 0.5f);
} else {
rx = 0;
ry = 0;
}
bool fill = pSVGPaint.setFill(pSVGProperties);
if (fill) {
if(rounded) {
pCanvas.DrawRoundRect(pRect, rx, ry, pSVGPaint.getPaint());
} else {
pCanvas.DrawRect(pRect, pSVGPaint.getPaint());
}
}
bool stroke = pSVGPaint.setStroke(pSVGProperties);
if (stroke) {
if(rounded) {
pCanvas.DrawRoundRect(pRect, rx, ry, pSVGPaint.getPaint());
} else {
pCanvas.DrawRect(pRect, pSVGPaint.getPaint());
}
}
if(fill || stroke) {
pSVGPaint.ensureComputedBoundsInclude(x, y, width, height);
}
}
/// <Docs>The Canvas to which the View is rendered.</Docs>
/// <summary>
/// BoxViewのカスタマイズはDrawで行う
/// </summary>
/// <param name="canvas">Canvas.</param>
public override void Draw(Android.Graphics.Canvas canvas)
{
// 2重に描画してしまうので、baseは描画しない
//base.Draw(canvas);
// ElementをキャストしてFormsで定義したCustomBoxViewを取得
var formsBox = (CustomBoxView)Element;
// Androidの描画はPaintを使用
using (var paint = new Paint())
{
// 塗りつぶし色の設定
paint.Color = formsBox.FillColor.ToAndroid();
// 吹き出し部分の設定
// パスの生成
var path = new Path();
// スタート地点の設定
path.MoveTo(0, 0);
// 経由地点の設定
path.LineTo(100, 10);
path.LineTo(100, 100);
// パスを繋げる
path.Close();
// 描画
canvas.DrawPath(path, paint);
// 角の丸い四角の設定
// 角丸の直径を決める
// widthとheightを比較して小さい方を基準にする
var minSize = Math.Min(Width, Height);
// 指定するのは直径なので、指定半径を2倍する
var diameter = formsBox.Radius * 2;
// 角丸の直径はminSize以下でなければならない
if (diameter > minSize)
diameter = minSize;
// 描画領域の設定
var rect = new RectF(0, 0, (float)Width, (float)Height);
//四角形描画
canvas.DrawRoundRect(rect, diameter, diameter, paint);
}
}
public CreateAnimationDrawer(Context c, BrushItem brush, Canvas canvas, Bitmap myBmp, bool tooAdd = false, int cell = 1, string DrawerState = "brush_selection", Path pathToUse = null)
: base(c)
{
myBitmap = myBmp;
myCanvas = canvas;
DrawerStateInternal = DrawerState;
addOnly = tooAdd;
status = 0;
myPath = new Path();
myPaint = new Paint(PaintFlags.Dither);
myPaint.AntiAlias = true;
myPaint.Dither = true;
myPaint.SetStyle(Paint.Style.Stroke);
myPaint.StrokeJoin = Paint.Join.Round;
myPaint.StrokeWidth = brush.Thickness;
myPaint.StrokeCap = Paint.Cap.Round;
myPaint.SetARGB(colorUtil.a, colorUtil.r, colorUtil.g, colorUtil.b);
if (brush.BrushType == AnimationTypesBrushType.Spray)
myPaint.SetShadowLayer(brush.Thickness, 0, 0, ImageHelper.convWZColorToColor(brush.BrushColor));
if (DrawerState == "brush_selection")
{
if (pathToUse != null)
{
myBoundsPaint = new Paint();
myBoundsPaint = new Paint(PaintFlags.Dither);
myBoundsPaint.AntiAlias = true;
myBoundsPaint.Dither = true;
myBoundsPaint.SetStyle(Paint.Style.Stroke);
myBoundsPaint.StrokeJoin = Paint.Join.Round;
myBoundsPaint.StrokeWidth = 10f;
myBoundsPaint.StrokeCap = Paint.Cap.Round;
myBoundsPaint.SetARGB(255, 0, 0, 0);
myBoundsPaint.SetPathEffect(new DashPathEffect(new float[]
{
10f,
20f
}, 0));
myPath = pathToUse;
AnimationUtil.theCanvas.DrawPath(myPath, myPaint);
AnimationUtil.theCanvas.DrawPath(myPath, myPaint);
myBoundsRect = new RectF();
myPath.ComputeBounds(myBoundsRect, true);
AnimationUtil.theCanvas.DrawRect(myBoundsRect, myBoundsPaint);
}
}
}
public static Bitmap GetRoundedCornerBitmap(this Bitmap bitmap, int roundPixelSize)
{
Bitmap output = Bitmap.CreateBitmap(bitmap.Width, bitmap.Height, Bitmap.Config.Argb8888);
var canvas = new Canvas(output);
var paint = new Paint();
var rect = new Rect(0, 0, bitmap.Width, bitmap.Height);
var rectF = new RectF(rect);
var roundPx = roundPixelSize;
paint.AntiAlias = true;
canvas.DrawRoundRect(rectF,roundPx,roundPx, paint);
paint.SetXfermode(new PorterDuffXfermode(PorterDuff.Mode.SrcIn));
canvas.DrawBitmap(bitmap, rect, rect, paint);
return output;
}
protected override void OnElementChanged (ElementChangedEventArgs<View> e)
{
base.OnElementChanged (e);
var formsView = e.NewElement;
float viewWidth = (float)(formsView.WidthRequest * Resources.DisplayMetrics.Density);
float viewHeight = (float)(formsView.HeightRequest * Resources.DisplayMetrics.Density);
RectF rect = new RectF (0, 0, viewWidth, viewHeight);
Android.Views.View circleView = new CircleView (Context, rect);
SetNativeControl (circleView);
}
public RoundedImage(Bitmap bitmap)
{
mBitmap = bitmap;
mRectF = new RectF();
mPaint = new Paint();
mPaint.AntiAlias = true;
mPaint.Dither = true;
BitmapShader shader = new BitmapShader(bitmap, Shader.TileMode.Clamp, Shader.TileMode.Clamp);
mPaint.SetShader(shader);
// NOTE: we assume bitmap is properly scaled to current density
mBitmapWidth = mBitmap.Width;
mBitmapHeight = mBitmap.Height;
}
public RoundedDrawable(Bitmap bitmap) : base()
{
mBitmap = bitmap;
mRectF = new RectF();
mPaint = new Paint();
mPaint.AntiAlias = true;
mPaint.Dither = true;
BitmapShader shader = new BitmapShader(bitmap, Shader.TileMode.Clamp, Shader.TileMode.Clamp);
mPaint.SetShader(shader);
// Try to get it circular, even if the given bitmap isn't square
mBitmapWidth = Math.Min( mBitmap.Width, mBitmap.Height);
mBitmapHeight = Math.Min(mBitmap.Width, mBitmap.Height);
}
private Path CreateRightEyeCircle(RectF arcBounds, float offsetY)
{
Path path = new Path();
//the center of the right eye
float rightEyeCenterX = arcBounds.CenterX() + mEyeInterval / 2.0f + mEyeCircleRadius;
float rightEyeCenterY = arcBounds.CenterY() + offsetY;
//the bounds of left eye
RectF leftEyeBounds = new RectF(rightEyeCenterX - mEyeCircleRadius, rightEyeCenterY - mEyeCircleRadius, rightEyeCenterX + mEyeCircleRadius, rightEyeCenterY + mEyeCircleRadius);
path.AddArc(leftEyeBounds, 180, -(DEGREE_180 + 15));
//the above radian of of the eye
path.QuadTo(leftEyeBounds.Right - mAboveRadianEyeOffsetX, leftEyeBounds.Top + mEyeCircleRadius * 0.2f, leftEyeBounds.Right - mAboveRadianEyeOffsetX / 4.0f, leftEyeBounds.Top - mEyeCircleRadius * 0.15f);
return(path);
}
private RectF CreateArcBounds(RectF sourceArcBounds, int index)
{
int intervalWidth = 0;
for (int i = 0; i < index; i++)
{
intervalWidth += (int)(mStrokeWidth / (i + 1.0f) * 1.5f);
}
int arcBoundsLeft = (int)(sourceArcBounds.Left + intervalWidth);
int arcBoundsTop = (int)(sourceArcBounds.Top + intervalWidth);
int arcBoundsRight = (int)(sourceArcBounds.Right - intervalWidth);
int arcBoundsBottom = (int)(sourceArcBounds.Bottom - intervalWidth);
mTempArcBounds.Set(arcBoundsLeft, arcBoundsTop, arcBoundsRight, arcBoundsBottom);
return(mTempArcBounds);
}
protected override void Draw(Canvas canvas, Rect bounds)
{
RectF arcBounds = mTempBounds;
arcBounds.Set(bounds);
arcBounds.Inset(mStrokeInset, mStrokeInset);
mCurrentBounds.Set(arcBounds);
int saveCount = canvas.Save();
//draw circle trim
float startAngle = (mStartTrim + mRotation) * 360;
float endAngle = (mEndTrim + mRotation) * 360;
float sweepAngle = endAngle - startAngle;
if (sweepAngle != 0)
{
mPaint.Color = new Color(mColor);
mPaint.SetStyle(Paint.Style.Stroke);
canvas.DrawArc(arcBounds, startAngle, sweepAngle, false, mPaint);
}
//draw water wave
if (mWaveProgress < 1.0f)
{
var nColor = new Color(mColor);
mPaint.Color = Color.Argb((int)(Color.GetAlphaComponent(mColor) * (1.0f - mWaveProgress)), Color.GetRedComponent(mColor), Color.GetGreenComponent(mColor), Color.GetBlueComponent(mColor));
mPaint.SetStyle(Paint.Style.Stroke);
float radius = Math.Min(arcBounds.Width(), arcBounds.Height()) / 2.0f;
canvas.DrawCircle(arcBounds.CenterX(), arcBounds.CenterY(), radius * (1.0f + mWaveProgress), mPaint);
}
//draw ball bounce
if (mPathMeasure != null)
{
mPaint.Color = new Color(mBallColor);
mPaint.SetStyle(Paint.Style.Fill);
canvas.DrawCircle(mCurrentPosition[0], mCurrentPosition[1], mSkipBallSize * mScale, mPaint);
}
canvas.RestoreToCount(saveCount);
}
public override void Draw(Canvas canvas)
{
base.Draw(canvas);
var paint = new Android.Graphics.Paint()
{
Dither = true,
StrokeWidth = 4,
AntiAlias = true,
Color = Android.Graphics.Color.Gray
};
paint.SetShadowLayer(20f, 0f, 0f, Android.Graphics.Color.Black);
paint.SetStyle(Paint.Style.Stroke);
var rect = new Android.Graphics.RectF(0, 0, Width, Height);
canvas.DrawRoundRect(rect, Control.Radius, Control.Radius, paint);
}
protected override void Draw(Canvas canvas, Rect bounds)
{
int saveCount = canvas.Save();
mTempBounds.Set(bounds);
mTempBounds.Inset(mStrokeInset, mStrokeInset);
mCurrentBounds.Set(mTempBounds);
float outerCircleRadius = Math.Min(mTempBounds.Height(), mTempBounds.Width()) / 2.0f;
float interCircleRadius = outerCircleRadius / 2.0f;
float centerRingWidth = interCircleRadius - mStrokeWidth / 2;
mPaint.SetStyle(Paint.Style.Stroke);
mPaint.Color = new Color(mColor);
mPaint.StrokeWidth = mStrokeWidth;
canvas.DrawCircle(mTempBounds.CenterX(), mTempBounds.CenterY(), outerCircleRadius, mPaint);
mPaint.SetStyle(Paint.Style.Fill);
canvas.DrawCircle(mTempBounds.CenterX(), mTempBounds.CenterY(), interCircleRadius * mScale, mPaint);
if (mRotation != 0)
{
mPaint.Color = new Color(mArcColor);
mPaint.SetStyle(Paint.Style.Stroke);
//strokeWidth / 2.0f + mStrokeWidth / 2.0f is the center of the inter circle width
mTempBounds.Inset(centerRingWidth / 2.0f + mStrokeWidth / 2.0f, centerRingWidth / 2.0f + mStrokeWidth / 2.0f);
mPaint.StrokeWidth = centerRingWidth;
canvas.DrawArc(mTempBounds, RING_START_ANGLE, mRotation, false, mPaint);
}
mPaint.Color = new Color(mColor);
mPaint.SetStyle(Paint.Style.Fill);
for (int i = 0; i < NUM_POINTS; i++)
{
canvas.Rotate(i * DANCE_INTERVAL_ANGLE, POINT_X[i], POINT_Y[i]);
RectF rectF = new RectF(POINT_X[i] - mDanceBallRadius - mShapeChangeWidth / 2.0f, POINT_Y[i] - mDanceBallRadius - mShapeChangeHeight / 2.0f, POINT_X[i] + mDanceBallRadius + mShapeChangeWidth / 2.0f, POINT_Y[i] + mDanceBallRadius + mShapeChangeHeight / 2.0f);
canvas.DrawOval(rectF, mPaint);
canvas.Rotate(-i * DANCE_INTERVAL_ANGLE, POINT_X[i], POINT_Y[i]);
}
canvas.RestoreToCount(saveCount);
}
protected override void Draw(Canvas canvas, Rect bounds)
{
int saveCount = canvas.Save();
RectF arcBounds = mTempBounds;
arcBounds.Set(bounds);
mPaint.Color = new Color(mColor);
mPaint.SetStyle(Paint.Style.Stroke);
canvas.DrawPath(CreateLeftEyeCircle(arcBounds, mLeftEyeCircleOffsetY), mPaint);
canvas.DrawPath(CreateRightEyeCircle(arcBounds, mRightEyeCircleOffsetY), mPaint);
mPaint.SetStyle(Paint.Style.Fill);
//create left eye ball
canvas.DrawOval(CreateLeftEyeBall(arcBounds, mLeftEyeBallOffsetY), mPaint);
//create right eye ball
canvas.DrawOval(CreateRightEyeBall(arcBounds, mRightEyeBallOffsetY), mPaint);
canvas.RestoreToCount(saveCount);
}
protected override void Draw(Canvas canvas, Rect bounds)
{
int saveCount = canvas.Save();
RectF arcBounds = mCurrentBounds;
arcBounds.Set(bounds);
//draw draw gas tube
mPaint.Color = new Color(mGasTubeColor);
mPaint.SetStyle(Paint.Style.Stroke);
mPaint.StrokeWidth = mStrokeWidth;
canvas.DrawPath(CreateGasTubePath(mGasTubeBounds), mPaint);
//draw balloon
mPaint.Color = new Color(mBalloonColor);
mPaint.SetStyle(Paint.Style.FillAndStroke);
canvas.DrawPath(CreateBalloonPath(mBalloonBounds, mProgress), mPaint);
//draw progress
mPaint.Color = new Color(mGasTubeColor);
mPaint.TextSize = mTextSize;
mPaint.StrokeWidth = mStrokeWidth / 5.0f;
canvas.DrawText(mProgressText, arcBounds.CenterX() - mProgressBounds.Width() / 2.0f, mGasTubeBounds.CenterY() + mProgressBounds.Height() / 2.0f, mPaint);
//draw cannula
mPaint.Color = new Color(mCannulaColor);
mPaint.SetStyle(Paint.Style.Stroke);
mPaint.StrokeWidth = mStrokeWidth;
canvas.DrawPath(CreateCannulaHeadPath(mCannulaBounds), mPaint);
mPaint.SetStyle(Paint.Style.Fill);
canvas.DrawPath(CreateCannulaBottomPath(mCannulaBounds), mPaint);
//draw pipe body
mPaint.Color = new Color(mPipeBodyColor);
mPaint.SetStyle(Paint.Style.Fill);
canvas.DrawRoundRect(mPipeBodyBounds, mRectCornerRadius, mRectCornerRadius, mPaint);
canvas.RestoreToCount(saveCount);
}
/// <summary>
/// Coordinates are approximate, you have better cooperate with the designer's design draft
/// </summary>
private Path CreateBalloonPath(RectF balloonRect, float progress)
{
Path path = new Path();
path.MoveTo(balloonRect.CenterX(), balloonRect.Bottom);
float progressWidth = balloonRect.Width() * progress;
float progressHeight = balloonRect.Height() * progress;
//draw left half
float leftIncrementX1 = progressWidth * -0.48f;
float leftIncrementY1 = progressHeight * 0.75f;
float leftIncrementX2 = progressWidth * -0.03f;
float leftIncrementY2 = progressHeight * -1.6f;
float leftIncrementX3 = progressWidth * 0.9f;
float leftIncrementY3 = progressHeight * -1.0f;
path.CubicTo(balloonRect.Left + balloonRect.Width() * 0.25f + leftIncrementX1, balloonRect.CenterY() - balloonRect.Height() * 0.4f + leftIncrementY1, balloonRect.Left - balloonRect.Width() * 0.20f + leftIncrementX2, balloonRect.CenterY() + balloonRect.Height() * 1.15f + leftIncrementY2, balloonRect.Left - balloonRect.Width() * 0.4f + leftIncrementX3, balloonRect.Bottom + leftIncrementY3);
// the results of the left final transformation
// path.cubicTo(balloonRect.left - balloonRect.width() * 0.13f, balloonRect.CenterY() + balloonRect.height() * 0.35f,
// balloonRect.left - balloonRect.width() * 0.23f, balloonRect.CenterY() - balloonRect.height() * 0.45f,
// balloonRect.left + balloonRect.width() * 0.5f, balloonRect.bottom － balloonRect.height());
//draw right half
float rightIncrementX1 = progressWidth * 1.51f;
float rightIncrementY1 = progressHeight * -0.05f;
float rightIncrementX2 = progressWidth * 0.03f;
float rightIncrementY2 = progressHeight * 0.5f;
float rightIncrementX3 = 0.0f;
float rightIncrementY3 = 0.0f;
path.CubicTo(balloonRect.Left - balloonRect.Width() * 0.38f + rightIncrementX1, balloonRect.CenterY() - balloonRect.Height() * 0.4f + rightIncrementY1, balloonRect.Left + balloonRect.Width() * 1.1f + rightIncrementX2, balloonRect.CenterY() - balloonRect.Height() * 0.15f + rightIncrementY2, balloonRect.Left + balloonRect.Width() * 0.5f + rightIncrementX3, balloonRect.Bottom + rightIncrementY3);
// the results of the right final transformation
// path.cubicTo(balloonRect.left + balloonRect.width() * 1.23f, balloonRect.CenterY() - balloonRect.height() * 0.45f,
// balloonRect.left + balloonRect.width() * 1.13f, balloonRect.CenterY() + balloonRect.height() * 0.35f,
// balloonRect.left + balloonRect.width() * 0.5f, balloonRect.bottom);
return(path);
}
droidGraphics.Matrix ComputeStretchMatrix()
{
droidGraphics.Matrix matrix = new droidGraphics.Matrix();
// Get the drawable bounds decreased by stroke thickness
droidGraphics.RectF drawableBounds = new droidGraphics.RectF(drawable.Bounds);
float halfStrokeWidth = drawable.Paint.StrokeWidth / 2;
drawableBounds.Left += halfStrokeWidth;
drawableBounds.Top += halfStrokeWidth;
drawableBounds.Right -= halfStrokeWidth;
drawableBounds.Bottom -= halfStrokeWidth;
switch (stretch)
{
case Stretch.None:
break;
case Stretch.Fill:
matrix.SetRectToRect(pathFillBounds, drawableBounds, droidGraphics.Matrix.ScaleToFit.Fill);
break;
case Stretch.Uniform:
matrix.SetRectToRect(pathFillBounds, drawableBounds, droidGraphics.Matrix.ScaleToFit.Center);
break;
case Stretch.UniformToFill:
float widthScale = drawableBounds.Width() / pathFillBounds.Width();
float heightScale = drawableBounds.Height() / pathFillBounds.Height();
float maxScale = Math.Max(widthScale, heightScale);
matrix.SetScale(maxScale, maxScale);
matrix.PostTranslate(drawableBounds.Left - maxScale * pathFillBounds.Left,
drawableBounds.Top - maxScale * pathFillBounds.Top);
break;
}
return(matrix);
}
protected internal override void ComputeRender(float renderProgress)
{
RectF arcBounds = mCurrentBounds;
//compute gas tube bounds
mGasTubeBounds.Set(arcBounds.CenterX() - mGasTubeWidth / 2.0f, arcBounds.CenterY(), arcBounds.CenterX() + mGasTubeWidth / 2.0f, arcBounds.CenterY() + mGasTubeHeight);
//compute pipe body bounds
mPipeBodyBounds.Set(arcBounds.CenterX() + mGasTubeWidth / 2.0f - mPipeBodyWidth / 2.0f, arcBounds.CenterY() - mPipeBodyHeight, arcBounds.CenterX() + mGasTubeWidth / 2.0f + mPipeBodyWidth / 2.0f, arcBounds.CenterY());
//compute cannula bounds
mCannulaBounds.Set(arcBounds.CenterX() + mGasTubeWidth / 2.0f - mCannulaWidth / 2.0f, arcBounds.CenterY() - mCannulaHeight - mCannulaOffsetY, arcBounds.CenterX() + mGasTubeWidth / 2.0f + mCannulaWidth / 2.0f, arcBounds.CenterY() - mCannulaOffsetY);
//compute balloon bounds
float insetX = mBalloonWidth * 0.333f * (1 - mProgress);
float insetY = mBalloonHeight * 0.667f * (1 - mProgress);
mBalloonBounds.Set(arcBounds.CenterX() - mGasTubeWidth / 2.0f - mBalloonWidth / 2.0f + insetX, arcBounds.CenterY() - mBalloonHeight + insetY, arcBounds.CenterX() - mGasTubeWidth / 2.0f + mBalloonWidth / 2.0f - insetX, arcBounds.CenterY());
if (renderProgress <= START_INHALE_DURATION_OFFSET)
{
mCannulaBounds.Offset(0, -mCannulaMaxOffsetY * renderProgress / START_INHALE_DURATION_OFFSET);
mProgress = 0.0f;
mProgressText = 10 + PERCENT_SIGN;
mPaint.TextSize = mTextSize;
mPaint.GetTextBounds(mProgressText, 0, mProgressText.Length, mProgressBounds);
}
else
{
float exhaleProgress = ACCELERATE_INTERPOLATOR.GetInterpolation(1.0f - (renderProgress - START_INHALE_DURATION_OFFSET) / (1.0f - START_INHALE_DURATION_OFFSET));
mCannulaBounds.Offset(0, -mCannulaMaxOffsetY * exhaleProgress);
mProgress = 1.0f - exhaleProgress;
mProgressText = AdjustProgress((int)(exhaleProgress * 100.0f)) + PERCENT_SIGN;
mPaint.TextSize = mTextSize;
mPaint.GetTextBounds(mProgressText, 0, mProgressText.Length, mProgressBounds);
}
}
protected override void Draw(Canvas canvas, Rect bounds)
{
int SaveCount = canvas.Save();
RectF arcBounds = mCurrentBounds;
arcBounds.Set(bounds);
//Draw background
canvas.DrawColor(new Color(mCurrentBackgroundColor));
//Draw reveal circle
if (mRevealCircleRadius > 0)
{
mPaint.Color = new Color(mCurrentBackgroundColor == mBackgroundColor ? mBackgroundDeepColor : mBackgroundColor);
canvas.DrawCircle(arcBounds.CenterX(), arcBounds.CenterY(), mRevealCircleRadius, mPaint);
}
//Draw mother oval
mPaint.Color = new Color(mCurrentOvalColor);
int motherSaveCount = canvas.Save();
canvas.Rotate(mRotateDegrees, mMotherPosition[0], mMotherPosition[1]);
canvas.DrawPath(CreateMotherPath(), mPaint);
canvas.DrawPath(CreateLinkPath(), mPaint);
canvas.RestoreToCount(motherSaveCount);
int childSaveCount = canvas.Save();
canvas.Rotate(mRotateDegrees, mChildPosition[0], mChildPosition[1]);
canvas.DrawPath(CreateChildPath(), mPaint);
canvas.RestoreToCount(childSaveCount);
canvas.RestoreToCount(SaveCount);
// canvas.DrawPath(mMotherMovePath, mPaint);
// canvas.DrawPath(mChildMovePath, mPaint);
// canvas.DrawLine(mMotherPosition[0], mMotherPosition[1], mChildPosition[0], mChildPosition[1], mPaint);
}
internal Region(Android.Graphics.RectF native)
: base(native)
{
}
protected override void OnDraw(Canvas canvas)
{
coreX = Width / 2;
coreY = Height / 2;
roundRadius = (int)(Width / 2 * radiusDistance); //计算中心圆圈半径
RectF rect = new RectF(0, 0, Width, Height);
if (roundMenus != null && roundMenus.Count > 0)
{
float sweepAngle = 360 / roundMenus.Count; //每个弧形的角度
deviationDegree = sweepAngle / 2; //其实的偏移角度，如果4个扇形的时候是X形状，而非+,设为0试试就知道什么意思了
for (int i = 0; i < roundMenus.Count; i++)
{
RoundMenu roundMenu = roundMenus[i];
//填充
Paint paint = new Paint();
paint.AntiAlias = true;
if (onClickState == i)
{
//选中
paint.Color = new Color(roundMenu.selectSolidColor);
}
else
{
//未选中
paint.Color = new Color(roundMenu.solidColor);
}
canvas.DrawArc(rect, deviationDegree + (i * sweepAngle), sweepAngle, true, paint);
//画描边
paint = new Paint();
paint.AntiAlias = true;
paint.StrokeWidth = roundMenu.strokeSize;
paint.SetStyle(Paint.Style.Stroke);
paint.Color = new Color(roundMenu.strokeColor);
canvas.DrawArc(rect, deviationDegree + (i * sweepAngle), sweepAngle, roundMenu.useCenter, paint);
//画图案
Matrix matrix = new Matrix();
matrix.PostTranslate((float)((coreX + Width / 2 * roundMenu.iconDistance) - (roundMenu.icon.Width / 2)), coreY - (roundMenu.icon.Height / 2));
matrix.PostRotate(((i + 1) * sweepAngle), coreX, coreY);
canvas.DrawBitmap(roundMenu.icon, matrix, null);
}
}
//画中心圆圈
if (isCoreMenu)
{
//填充
RectF rect1 = new RectF(coreX - roundRadius, coreY - roundRadius, coreX + roundRadius, coreY + roundRadius);
Paint paint = new Paint();
paint.AntiAlias = true;
paint.StrokeWidth = coreMenuStrokeSize;
if (onClickState == -1)
{
paint.Color = new Color(coreMenuSelectColor);
}
else
{
paint.Color = new Color(coreMenuColor);
}
canvas.DrawArc(rect1, 0, 360, true, paint);
//画描边
paint = new Paint();
paint.AntiAlias = true;
paint.StrokeWidth = coreMenuStrokeSize;
paint.SetStyle(Paint.Style.Stroke);
paint.Color = new Color(coreMenuStrokeColor);
canvas.DrawArc(rect1, 0, 360, true, paint);
if (coreBitmap != null)
{
//画中心圆圈的"OK"图标
canvas.DrawBitmap(coreBitmap, coreX - coreBitmap.Width / 2, coreY - coreBitmap.Height / 2, null); //在 0，0坐标开始画入src
}
}
}
droidGraphics.LinearGradient CreateLinearGradient(LinearGradientBrush xamBrush,
droidGraphics.RectF pathBounds,
droidGraphics.Matrix stretchMatrix)
{
if (Path == null)
{
return(null);
}
int[] colors = new int[xamBrush.GradientStops.Count];
float[] offsets = new float[xamBrush.GradientStops.Count];
for (int index = 0; index < xamBrush.GradientStops.Count; index++)
{
colors[index] = ConvertColor(xamBrush.GradientStops[index].Color);
offsets[index] = (float)xamBrush.GradientStops[index].Offset;
}
droidGraphics.Shader.TileMode tilemode = droidGraphics.Shader.TileMode.Clamp;
switch (xamBrush.SpreadMethod)
{
case GradientSpreadMethod.Pad:
tilemode = droidGraphics.Shader.TileMode.Clamp;
break;
case GradientSpreadMethod.Refect:
tilemode = droidGraphics.Shader.TileMode.Mirror;
break;
case GradientSpreadMethod.Repeat:
tilemode = droidGraphics.Shader.TileMode.Repeat;
break;
}
// pathBounds has already been stretched
using (droidGraphics.RectF xformedBounds = new droidGraphics.RectF(pathBounds))
{
if (xamBrush.Transform != null)
{
// But the brush transform offsets needs to be stretched
droidGraphics.Matrix transform = xamBrush.Transform.GetNativeObject() as droidGraphics.Matrix;
float[] stretchValues = new float[9];
stretchMatrix.GetValues(stretchValues);
float[] transformValues = new float[9];
transform.GetValues(transformValues);
// Scale x-offset by stretch
transformValues[2] *= stretchValues[0];
// Scale y-offset by stretch
transformValues[5] *= stretchValues[4];
using (droidGraphics.Matrix matx = new droidGraphics.Matrix())
{
matx.SetValues(transformValues);
float[] a2 = new float[9];
matx.GetValues(a2);
matx.MapRect(xformedBounds);
}
}
return(new droidGraphics.LinearGradient((float)xamBrush.StartPoint.X * xformedBounds.Width() + xformedBounds.Left,
(float)xamBrush.StartPoint.Y * xformedBounds.Height() + xformedBounds.Top,
(float)xamBrush.EndPoint.X * xformedBounds.Width() + xformedBounds.Left,
(float)xamBrush.EndPoint.Y * xformedBounds.Height() + xformedBounds.Top,
colors, offsets, tilemode));
}
}
public static RectangleF ToEto(this ag.RectF rect)
{
return(new RectangleF(rect.Left, rect.Top, rect.Width(), rect.Height()));
}
public static XIR.Rectangle RemoteRepresentation(this AG.RectF rectangle)
=> new XIR.Rectangle(
rectangle.Left,
rectangle.Top,
rectangle.Width(),
rectangle.Height());
