public void DrawString(string text, Font font, Brush brush, int x, int y)
{
APaint.Color = brush.Color.AColor();
APaint.TextSize = APixels(font.Size);
APaint.SetTypeface(Android.Graphics.Typeface.Default);//TODO
//Android.Graphics.TypefaceStyle
APaint.SetStyle(Android.Graphics.Paint.Style.Fill);
APaint.Flags = Android.Graphics.PaintFlags.AntiAlias;
using (var fm = APaint.GetFontMetricsInt())
{
var height = -fm.Top;
ACanvas.DrawText(text, x, y + height, APaint);
}
}
protected override void Draw(Canvas canvas, Rect bounds)
{
int saveCount = canvas.Save();
RectF arcBounds = mCurrentBounds;
arcBounds.Set(bounds);
//draw bottle
mPaint.SetStyle(Paint.Style.Stroke);
mPaint.Color = new Color(mBottleColor);
canvas.DrawPath(CreateBottlePath(mBottleBounds), mPaint);
//draw water
mPaint.SetStyle(Paint.Style.FillAndStroke);
mPaint.Color = new Color(mWaterColor);
canvas.DrawPath(CreateWaterPath(mWaterBounds, mProgress), mPaint);
//draw water drop
mPaint.SetStyle(Paint.Style.Fill);
mPaint.Color = new Color(mWaterColor);
foreach (WaterDropHolder waterDropHolder in mWaterDropHolders)
{
if (waterDropHolder.mNeedDraw)
{
canvas.DrawCircle(waterDropHolder.mInitX, waterDropHolder.mCurrentY, waterDropHolder.mRadius, mPaint);
}
}
//draw loading text
mPaint.Color = new Color(mBottleColor);
canvas.DrawText(LOADING_TEXT, mBottleBounds.CenterX() - mLoadingBounds.Width() / 2.0f, mBottleBounds.Bottom + mBottleBounds.Height() * 0.2f, mPaint);
canvas.RestoreToCount(saveCount);
}
public override VectorElement BuildClusterElement(MapPos pos, VectorElementVector elements)
{
MarkerStyle style = null;
// Try to reuse existing marker styles
if (markerStyles.ContainsKey(elements.Count))
{
style = markerStyles[elements.Count];
}
if (elements.Count == 1)
{
style = (elements[0] as Marker).Style;
}
if (style == null)
{
Android.Graphics.Bitmap canvasBitmap = markerBitmap.Copy(Android.Graphics.Bitmap.Config.Argb8888, true);
Android.Graphics.Canvas canvas = new Android.Graphics.Canvas(canvasBitmap);
Android.Graphics.Paint paint = new Android.Graphics.Paint(Android.Graphics.PaintFlags.AntiAlias);
paint.TextAlign = (Android.Graphics.Paint.Align.Center);
paint.TextSize = 12;
paint.Color = Android.Graphics.Color.Argb(255, 0, 0, 0);
float x = markerBitmap.Width / 2;
float y = markerBitmap.Height / 2 - 5;
canvas.DrawText(elements.Count.ToString(), x, y, paint);
MarkerStyleBuilder styleBuilder = new MarkerStyleBuilder();
styleBuilder.Bitmap = BitmapUtils.CreateBitmapFromAndroidBitmap(canvasBitmap);
styleBuilder.Size = 30;
styleBuilder.PlacementPriority = -elements.Count;
style = styleBuilder.BuildStyle();
markerStyles.Add(elements.Count, style);
}
// Create marker for the cluster
Marker marker = new Marker(pos, style);
return(marker);
}
protected override void OnDraw(Android.Graphics.Canvas canvas)
{
base.OnDraw(canvas);
lock (this)
{
Image <Bgr, byte> image = _bgrBuffers.GetBuffer(0);
if (image != null && !_imageSize.IsEmpty && canvas != null)
{
Stopwatch w = Stopwatch.StartNew();
if ((_bmpImage != null) && (!_imageSize.Equals(_bmpImage.Size)))
{
_bmpImage.Dispose();
_bmpImage = null;
_bmp.Dispose();
_bmp = null;
}
if (_bmpImage == null)
{
_bmp = Android.Graphics.Bitmap.CreateBitmap(_imageSize.Width, _imageSize.Height, Android.Graphics.Bitmap.Config.Rgb565);
_bmpImage = new BitmapRgb565Image(_bmp);
}
_bmpImage.ConvertFrom(image);
canvas.DrawBitmap(_bmp, 0, 0, _paint);
w.Stop();
_watch.Stop();
#if DEBUG
canvas.DrawText(String.Format("{0:F2} FPS; {1}x{2}; Render Time: {3} ms",
1.0 / _watch.ElapsedMilliseconds * 1000,
_imageSize.Width,
_imageSize.Height,
w.ElapsedMilliseconds), 20, 20, _paint);
#endif
_watch.Reset();
_watch.Start();
}
}
}
override protected void OnDraw(Android.Graphics.Canvas canvas)
{
int baseline = Baseline;
for (int i = 0; i < LineCount; i++)
{
int number = i + 1;
string text = " ";
if (number < 10)
{
text += "0";
}
text += "" + (i + 1);
canvas.DrawText(text, rect.Left, baseline, paint);
baseline += LineHeight;
}
base.OnDraw(canvas);
}
protected override void Draw(Canvas canvas, Rect bounds)
{
int saveCount = canvas.Save();
RectF arcBounds = mTempBounds;
arcBounds.Set(bounds);
arcBounds.Inset(mStrokeXInset, mStrokeYInset);
mCurrentProgressBounds.Set(arcBounds.Left, arcBounds.Bottom - 2 * mCenterRadius, arcBounds.Right, arcBounds.Bottom);
//Draw loading Drawable
mLoadingDrawable.SetBounds((int)arcBounds.CenterX() - mLoadingDrawable.IntrinsicWidth / 2, 0, (int)arcBounds.CenterX() + mLoadingDrawable.IntrinsicWidth / 2, mLoadingDrawable.IntrinsicHeight);
mLoadingDrawable.Draw(canvas);
//Draw progress background
float progressInset = mCenterRadius - mProgressCenterRadius;
RectF progressRect = new RectF(mCurrentProgressBounds);
//sub DEFAULT_STROKE_INTERVAL, otherwise will have a interval between progress background and progress outline
progressRect.Inset(progressInset - DEFAULT_STROKE_INTERVAL, progressInset - DEFAULT_STROKE_INTERVAL);
mPaint.Color = new Color(mProgressBgColor);
mPaint.SetStyle(Paint.Style.Fill);
canvas.DrawRoundRect(progressRect, mProgressCenterRadius, mProgressCenterRadius, mPaint);
//Draw progress
mPaint.Color = new Color(mProgressColor);
mPaint.SetStyle(Paint.Style.Fill);
canvas.DrawPath(CreateProgressPath(mProgress, mProgressCenterRadius, progressRect), mPaint);
//Draw leaves
for (int i = 0; i < mLeafHolders.Count; i++)
{
int leafSaveCount = canvas.Save();
LeafHolder leafHolder = mLeafHolders[i];
Rect leafBounds = leafHolder.mLeafRect;
canvas.Rotate(leafHolder.mLeafRotation, leafBounds.CenterX(), leafBounds.CenterY());
mLeafDrawable.Bounds = leafBounds;
mLeafDrawable.Draw(canvas);
canvas.RestoreToCount(leafSaveCount);
}
//Draw progress background outline,
//after Drawing the leaves and then Draw the outline of the progress background can
//prevent the leaves from flying to the outside
RectF progressOutlineRect = new RectF(mCurrentProgressBounds);
float progressOutlineStrokeInset = (mCenterRadius - mProgressCenterRadius) / 2.0f;
progressOutlineRect.Inset(progressOutlineStrokeInset, progressOutlineStrokeInset);
mPaint.SetStyle(Paint.Style.Stroke);
mPaint.Color = new Color(mProgressBgColor);
mPaint.StrokeWidth = mCenterRadius - mProgressCenterRadius;
canvas.DrawRoundRect(progressOutlineRect, mCenterRadius, mCenterRadius, mPaint);
//Draw electric fan outline
float electricFanCenterX = arcBounds.Right - mCenterRadius;
float electricFanCenterY = arcBounds.Bottom - mCenterRadius;
mPaint.Color = new Color(mElectricFanOutlineColor);
mPaint.SetStyle(Paint.Style.Stroke);
mPaint.StrokeWidth = mStrokeWidth;
canvas.DrawCircle(arcBounds.Right - mCenterRadius, arcBounds.Bottom - mCenterRadius, mCenterRadius - mStrokeWidth / 2.0f, mPaint);
//Draw electric background
mPaint.Color = new Color(mElectricFanBgColor);
mPaint.SetStyle(Paint.Style.Fill);
canvas.DrawCircle(arcBounds.Right - mCenterRadius, arcBounds.Bottom - mCenterRadius, mCenterRadius - mStrokeWidth + DEFAULT_STROKE_INTERVAL, mPaint);
//Draw electric fan
int rotateSaveCount = canvas.Save();
canvas.Rotate(mRotation, electricFanCenterX, electricFanCenterY);
mElectricFanDrawable.SetBounds((int)(electricFanCenterX - mElectricFanDrawable.IntrinsicWidth / 2 * mScale), (int)(electricFanCenterY - mElectricFanDrawable.IntrinsicHeight / 2 * mScale), (int)(electricFanCenterX + mElectricFanDrawable.IntrinsicWidth / 2 * mScale), (int)(electricFanCenterY + mElectricFanDrawable.IntrinsicHeight / 2 * mScale));
mElectricFanDrawable.Draw(canvas);
canvas.RestoreToCount(rotateSaveCount);
//Draw 100% text
if (mScale < 1.0f)
{
mPaint.TextSize = mTextSize * (1 - mScale);
mPaint.Color = new Color(mElectricFanOutlineColor);
Rect textRect = new Rect();
mPaint.GetTextBounds(PERCENTAGE_100, 0, PERCENTAGE_100.Length, textRect);
canvas.DrawText(PERCENTAGE_100, electricFanCenterX - textRect.Width() / 2.0f, electricFanCenterY + textRect.Height() / 2.0f, mPaint);
}
canvas.RestoreToCount(saveCount);
}
