protected override void OnDraw(Canvas canvas)
{
canvas.Save();
if (RotationPivotPoint != null) {
canvas.Rotate(RotationDegress, RotationPivotPoint.X, RotationPivotPoint.Y);
} else {
canvas.Rotate(RotationDegress);
}
base.OnDraw(canvas);
}
protected override void OnDraw(Android.Graphics.Canvas canvas)
{
canvas.Save();
canvas.Translate(_width, _height);
canvas.Rotate(-90);
TextPaint paint = this.Paint;
//Android.Graphics.Color Colorr = Color. //this.TextColors.DefaultColor;
//
//var defcolor = this.TextColors.DefaultColor;
//var Redd = Color.GetRedComponent(defcolor);
//var Blue = Color.GetBlueComponent(defcolor);
//var Greenn = Color.GetGreenComponent(defcolor);
//var Birlestir = Color.Rgb(Redd, Greenn, Blue);
//ColorFilter cf = new PorterDuffColorFilter(Birlestir, PorterDuff.Mode.SrcAtop);
//paint.SetColorFilter(cf);
paint.Color = Color.White;
String text = getTextt();
paint.GetTextBounds(text, 0, text.Length, _bounds);
canvas.DrawText(text, this.CompoundPaddingLeft, (_bounds.Height() - _width) / 2, paint);
canvas.Restore();
}
public void Draw(Canvas canvas)
{
canvas.Save();
canvas.Translate((float)Position.X, (float)Position.Y);
canvas.Rotate((float)Acceleration.Direction + ROTATION_OFFSET);
mDrawable.Draw(canvas);
canvas.Restore();
}
public static Bitmap ToRotatedBitmap(this Bitmap sourceBitmap, int rotationDegrees)
{
if (rotationDegrees == 0)
return sourceBitmap;
int width = sourceBitmap.Width;
int height = sourceBitmap.Height;
if (rotationDegrees == 90 || rotationDegrees == 270)
{
width = sourceBitmap.Height;
height = sourceBitmap.Width;
}
Bitmap bitmap = Bitmap.CreateBitmap(width, height, sourceBitmap.GetConfig());
using (Canvas canvas = new Canvas(bitmap))
using (Paint paint = new Paint())
using (BitmapShader shader = new BitmapShader(sourceBitmap, Shader.TileMode.Clamp, Shader.TileMode.Clamp))
using (Matrix matrix = new Matrix())
{
// paint.AntiAlias = true;
// paint.Dither = true;
// paint.FilterBitmap = true;
canvas.Save(Android.Graphics.SaveFlags.Matrix);
if (rotationDegrees == 90)
canvas.Rotate(rotationDegrees, width / 2, width / 2);
else if (rotationDegrees == 270)
canvas.Rotate(rotationDegrees, height / 2, height / 2);
else
canvas.Rotate(rotationDegrees, width / 2, height / 2);
canvas.DrawBitmap(sourceBitmap, matrix, paint);
canvas.Restore();
}
if (sourceBitmap != null && sourceBitmap.Handle != IntPtr.Zero && !sourceBitmap.IsRecycled)
{
sourceBitmap.Recycle();
sourceBitmap.Dispose();
}
return bitmap;
}
// Rotate the canvas before drawing
protected override void DispatchDraw(Canvas canvas)
{
canvas.Save (SaveFlags.Matrix);
canvas.Rotate (-heading, Width * 0.5f, Height * 0.5f);
base.DispatchDraw (canvas);
canvas.Restore ();
}
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 = 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);
}
protected override void OnDraw(Android.Graphics.Canvas canvas)
{
var textPaint = this.Paint;
textPaint.Color = new Color(this.CurrentTextColor);
canvas.Save();
if (m_TopDown)
{
canvas.Translate(this.Width, 0);
canvas.Rotate(90.0f);
}
else
{
canvas.Translate(0, this.Height);
canvas.Rotate(-90.0f);
}
canvas.Translate(this.CompoundPaddingLeft, this.ExtendedPaddingTop);
this.Layout.Draw(canvas);
canvas.Restore();
}
protected override void Draw(Canvas canvas, Rect bounds)
{
int saveCount = canvas.Save();
mTempBounds.Set(Bounds);
mTempBounds.Inset(mStrokeInset, mStrokeInset);
canvas.Rotate(mGroupRotation, mTempBounds.CenterX(), mTempBounds.CenterY());
if (mSwipeDegrees != 0)
{
mPaint.Color = new Color(mCurrentColor);
canvas.DrawArc(mTempBounds, mStartDegrees, mSwipeDegrees, false, mPaint);
}
canvas.RestoreToCount(saveCount);
}
public override void Draw(Canvas canvas, ICharSequence text, Int32 start, Int32 end, Single x, Int32 top, Int32 y, Int32 bottom, Paint paint)
{
ApplyCustomTypeFace(paint, _type);
paint.GetTextBounds(_icon, 0, 1, TEXT_BOUNDS);
canvas.Save();
var baselineRatio = _baselineAligned ? 0f : BASELINE_RATIO;
if (_rotate)
{
var rotation = (SystemClock.CurrentThreadTimeMillis() - _rotationStartTime) / (Single)ROTATION_DURATION * 360f;
var centerX = x + TEXT_BOUNDS.Width() / 2f;
var centerY = y - TEXT_BOUNDS.Height() / 2f + TEXT_BOUNDS.Height() * baselineRatio;
canvas.Rotate(rotation, centerX, centerY);
}
canvas.DrawText(_icon, x - TEXT_BOUNDS.Left, y - TEXT_BOUNDS.Bottom + TEXT_BOUNDS.Height() * baselineRatio, paint);
canvas.Restore();
}
public override void Draw(Canvas canvas, ICharSequence text, int start, int end, float x, int top, int y,
int bottom, Paint paint)
{
ApplyCustomTypeFace(paint, _typeface);
paint.GetTextBounds(_icon, 0, 1, TextBounds);
canvas.Save();
if (_rotate)
{
var rotation = (DateTimeHelpers.CurrentUnixTimeMillis() - _rotationStartTime)/(float) RotationDuration*
360f;
var centerX = x + TextBounds.Width()/2f;
var centerY = y - TextBounds.Height()/2f + TextBounds.Height()*BaselineRatio;
canvas.Rotate(rotation, centerX, centerY);
}
canvas.DrawText(_icon, x - TextBounds.Left, y - TextBounds.Bottom + TextBounds.Height()*BaselineRatio,
paint);
canvas.Restore();
}
protected override void Draw(Canvas canvas, Rect bounds)
{
int saveCount = canvas.Save();
mTempBounds.Set(Bounds);
mTempBounds.Inset(mStrokeInset, mStrokeInset);
canvas.Rotate(mGroupRotation, mTempBounds.CenterX(), mTempBounds.CenterY());
for (int i = 0; i < 3; i++)
{
if (mLevelSwipeDegrees[i] != 0)
{
mPaint.Color = new Color(mLevelColors[i]);
canvas.DrawArc(mTempBounds, mEndDegrees, mLevelSwipeDegrees[i], false, mPaint);
}
}
canvas.RestoreToCount(saveCount);
}
public override void Draw(Canvas canvas, ICharSequence text, int start, int end, float x, int top, int y, int bottom, Paint paint)
{
ApplyCustomTypeFace(paint, type);
paint.GetTextBounds(icon, 0, 1, TEXT_BOUNDS);
canvas.Save();
float baselineRatio = baselineAligned ? 0f : BASELINE_RATIO;
if (rotate)
{
long time = DateTime.Now.Ticks / TimeSpan.TicksPerMillisecond;
float rotation = (time - rotationStartTime) / (float)ROTATION_DURATION * 360f;
float centerX = x + TEXT_BOUNDS.Width() / 2f;
float centerY = y - TEXT_BOUNDS.Height() / 2f + TEXT_BOUNDS.Height() * baselineRatio;
canvas.Rotate(rotation, centerX, centerY);
}
canvas.DrawText(icon,
x - TEXT_BOUNDS.Left,
y - TEXT_BOUNDS.Bottom + TEXT_BOUNDS.Height() * baselineRatio, paint);
canvas.Restore();
}
protected override void Draw(Canvas canvas, Rect bounds)
{
int saveCount = canvas.Save();
mTempBounds.Set(Bounds);
mTempBounds.Inset(mStrokeInSet, mStrokeInSet);
canvas.Rotate(mGroupRotation, mTempBounds.CenterX(), mTempBounds.CenterY());
if (mSwipeDegrees != 0)
{
for (int i = 0; i < mColors.Length; i++)
{
mPaint.StrokeWidth = mStrokeWidth / (i + 1);
mPaint.Color = new Color(mColors[i]);
canvas.DrawArc(CreateArcBounds(mTempBounds, i), mStartDegrees + DEGREE_180 * (i % 2), mSwipeDegrees, false, mPaint);
}
}
canvas.RestoreToCount(saveCount);
}
protected override void OnDraw(Android.Graphics.Canvas canvas)
{
base.OnDraw(canvas);
// Fill the background
canvas.DrawPaint(mBackgroundPaint);
// Test Text
canvas.Save();
var textWidth = mTextPaint.MeasureText("Hello");
Rect textBounds = new Rect();
mTextPaint.GetTextBounds("Hello", 0, 1, textBounds);
canvas.DrawText("Hello", canvas.Width / 2 - textWidth / 2, canvas.Height / 2 - textBounds.Height() / 2, mTextPaint);
textWidth = mTextPaint.MeasureText("World");
textBounds = new Rect();
mTextPaint.GetTextBounds("World", 0, 1, textBounds);
mTextPaint.Color = Color.Green;
canvas.DrawText("World", (canvas.Width / 2 - textWidth / 2) + 100, (canvas.Height / 2 - textBounds.Height() / 2) + 100, mTextPaint);
canvas.Restore();
foreach (Box box in mBoxes)
{
float left = Math.Min(box.Origin.X, box.Current.X);
float right = Math.Max(box.Origin.X, box.Current.X);
float top = Math.Min(box.Origin.Y, box.Current.Y);
float bottom = Math.Max(box.Origin.Y, box.Current.Y);
canvas.Save();
canvas.Rotate(box.Rotation, (box.Origin.X + box.Current.X) / 2, (box.Origin.Y + box.Current.Y) / 2);
canvas.DrawRect(left, top, right, bottom, mBoxPaint);
canvas.Restore();
}
}
protected override void Draw(Canvas canvas, Rect bounds)
{
int saveCount = canvas.Save();
mTempBounds.Set(Bounds);
mTempBounds.Inset(mStrokeInset, mStrokeInset);
mTempBounds.Inset(mTempBounds.Width() * (1.0f - mScale) / 2.0f, mTempBounds.Width() * (1.0f - mScale) / 2.0f);
canvas.Rotate(mGroupRotation, mTempBounds.CenterX(), mTempBounds.CenterY());
mPaint.Color = new Color(mColor);
mPaint.Alpha = (int)(MAX_ALPHA * mScale);
mPaint.StrokeWidth = mStrokeWidth * mScale;
if (mSwipeDegrees != 0)
{
for (int i = 0; i < mGearCount; i++)
{
canvas.DrawArc(mTempBounds, mStartDegrees + DEGREE_360 / mGearCount * i, mSwipeDegrees, false, mPaint);
}
}
canvas.RestoreToCount(saveCount);
}
protected override void OnDraw (Canvas canvas)
{
base.OnDraw (canvas);
// Clear screen to pink.
paint.Color = new Color (255, 204, 204);
canvas.DrawPaint (paint);
// Overall transforms to shift (0, 0) to center and scale.
canvas.Translate (this.Width / 2, this.Height / 2);
float scale = Math.Min (this.Width, this.Height) / 2.0f / 100;
canvas.Scale (scale, scale);
// Attributes for tick marks.
paint.Color = Color.Black;
paint.StrokeCap = Paint.Cap.Round;
paint.SetStyle (Paint.Style.Stroke);
// Set line dash to draw tick marks for every minute.
paint.StrokeWidth = 3;
paint.SetPathEffect (minuteTickDashEffect);
canvas.DrawPath (tickMarks, paint);
// Set line dash to draw tick marks for every hour.
paint.StrokeWidth = 6;
paint.SetPathEffect (hourTickDashEffect);
canvas.DrawPath (tickMarks, paint);
// Set attributes common to all clock hands.
Color strokeColor = Color.Black;
Color fillColor = Color.Blue;
paint.StrokeWidth = 2;
paint.SetPathEffect (null);
// Draw hour hand.
canvas.Save ();
canvas.Rotate (this.hourAngle);
paint.Color = fillColor;
paint.SetStyle (Paint.Style.Fill);
canvas.DrawPath (hourHand, paint);
paint.Color = strokeColor;
paint.SetStyle (Paint.Style.Stroke);
canvas.DrawPath (hourHand, paint);
canvas.Restore ();
// Draw minute hand.
canvas.Save ();
canvas.Rotate (this.minuteAngle);
paint.Color = fillColor;
paint.SetStyle (Paint.Style.Fill);
canvas.DrawPath (minuteHand, paint);
paint.Color = strokeColor;
paint.SetStyle (Paint.Style.Stroke);
canvas.DrawPath (minuteHand, paint);
canvas.Restore ();
// Draw second hand.
canvas.Save ();
canvas.Rotate (this.secondAngle);
paint.Color = strokeColor;
paint.SetStyle (Paint.Style.Stroke);
canvas.DrawPath (secondHand, paint);
canvas.Restore ();
}
/// <summary>
/// Draws the ship, fuel/speed bars, and background to the provided
/// Canvas.
/// </summary>
private void DoDraw(Canvas canvas)
{
// Draw the background image. Operations on the Canvas accumulate
// so this is like clearing the screen.
canvas.DrawBitmap(mBackgroundImage, 0, 0, null);
int yTop = mCanvasHeight - ((int) mY + mLanderHeight / 2);
int xLeft = (int) mX - mLanderWidth / 2;
// Draw the fuel gauge
int fuelWidth = (int)(UI_BAR * mFuel / PHYS_FUEL_MAX);
mScratchRect.Set(4, 4, 4 + fuelWidth, 4 + UI_BAR_HEIGHT);
canvas.DrawRect(mScratchRect, mLinePaint);
// Draw the speed gauge, with a two-tone effect
double speed = Math.Sqrt(mDX * mDX + mDY * mDY);
int speedWidth = (int)(UI_BAR * speed / PHYS_SPEED_MAX);
if (speed <= mGoalSpeed)
{
mScratchRect.Set(4 + UI_BAR + 4, 4, 4 + UI_BAR + 4 + speedWidth, 4 + UI_BAR_HEIGHT);
canvas.DrawRect(mScratchRect, mLinePaint);
}
else
{
// Draw the bad color in back, with the good color in front of
// it
mScratchRect.Set(4 + UI_BAR + 4, 4, 4 + UI_BAR + 4 + speedWidth, 4 + UI_BAR_HEIGHT);
canvas.DrawRect(mScratchRect, mLinePaintBad);
int goalWidth = (UI_BAR * mGoalSpeed / PHYS_SPEED_MAX);
mScratchRect.Set(4 + UI_BAR + 4, 4, 4 + UI_BAR + 4 + goalWidth, 4 + UI_BAR_HEIGHT);
canvas.DrawRect(mScratchRect, mLinePaint);
}
// Draw the landing pad
canvas.DrawLine(mGoalX, 1 + mCanvasHeight - TARGET_PAD_HEIGHT, mGoalX + mGoalWidth, 1 + mCanvasHeight - TARGET_PAD_HEIGHT, mLinePaint);
// Draw the ship with its current rotation
canvas.Save();
canvas.Rotate((float) mHeading, (float) mX, mCanvasHeight - (float) mY);
if (mMode == STATE_LOSE)
{
mCrashedImage.SetBounds(xLeft, yTop, xLeft + mLanderWidth, yTop + mLanderHeight);
mCrashedImage.Draw(canvas);
}
else if (mEngineFiring)
{
mFiringImage.SetBounds(xLeft, yTop, xLeft + mLanderWidth, yTop + mLanderHeight);
mFiringImage.Draw(canvas);
}
else
{
mLanderImage.SetBounds(xLeft, yTop, xLeft + mLanderWidth, yTop + mLanderHeight);
mLanderImage.Draw(canvas);
}
canvas.Restore();
}
public override void Draw(Android.Graphics.Canvas canvas)
{
canvas.Rotate(-90);
canvas.Translate(-Height, 0);
base.OnDraw(canvas);
}
protected override void OnDraw(Canvas canvas)
{
Paint paint = mPaint;
canvas.DrawColor (Color.White);
paint.AntiAlias = true;
paint.Color = Color.Black;
paint.SetStyle (Paint.Style.Fill);
int w = canvas.Width;
int h = canvas.Height;
int cx = w / 2;
int cy = h / 2;
canvas.Translate (cx, cy);
if (compass.mValues != null)
canvas.Rotate (-compass.mValues[0]);
canvas.DrawPath (mPath, mPaint);
}
protected override void OnDraw (Canvas canvas)
{
// All of our positions are using our internal coordinate system.
// Instead of translating
// them we let Canvas do the work for us.
canvas.Translate(_translationOffsetX, _translationOffsetY);
float progressRotation = GetCurrentRotation();
// draw the background
if (!_overrdraw) {
canvas.DrawArc(_circleBounds, 270, -(360 - progressRotation), false,
_backgroundColorPaint);
}
// draw the progress or a full circle if overdraw is true
canvas.DrawArc(_circleBounds, 270, _overrdraw ? 360 : progressRotation, false,
_progressColorPaint);
// draw the marker at the correct rotated position
if (_isMarkerEnabled) {
float markerRotation = GetMarkerRotation();
canvas.Save();
canvas.Rotate(markerRotation - 90);
canvas.DrawLine((float) (_thumbPosX + _thumbRadius / 2 * 1.4), _thumbPosY,
(float) (_thumbPosX - _thumbRadius / 2 * 1.4), _thumbPosY, _markerColorPaint);
canvas.Restore();
}
if (IsThumbEnabled()) {
// draw the thumb square at the correct rotated position
canvas.Save();
canvas.Rotate(progressRotation - 90);
// rotate the square by 45 degrees
canvas.Rotate(45, _thumbPosX, _thumbPosY);
_squareRect.Left = _thumbPosX - _thumbRadius / 3;
_squareRect.Right = _thumbPosX + _thumbRadius / 3;
_squareRect.Top = _thumbPosY - _thumbRadius / 3;
_squareRect.Bottom = _thumbPosY + _thumbRadius / 3;
canvas.DrawRect(_squareRect, _thumbColorPaint);
canvas.Restore();
}
}
protected override void OnDraw(Canvas canvas)
{
// All of our positions are using our internal coordinate system.
// Instead of translating
// them we let Canvas do the work for us.
canvas.Translate(translationOffsetX, translationOffsetY);
var progressRotation = CurrentRoatation;
//draw the background
if (!overdraw)
{
canvas.DrawArc(circleBounds, 270, -(360 - progressRotation), false, backgroundColorPaint);
}
//draw the progress or a full circle if overdraw is true
canvas.DrawArc(circleBounds, 270, overdraw ? 360 : progressRotation, false, progressColorPaint);
//draw the marker at the correct rortated position
if (IsMarkerEnabled)
{
var markerRotation = MarkerRotation;
canvas.Save();
canvas.Rotate(markerRotation - 90);
canvas.DrawLine(thumbPosX + thumbRadius / 2.0f * 1.4f, thumbPosY,
thumbPosX - thumbRadius / 2.0f * 1.4f, thumbPosY, markerColorPaint);
canvas.Restore();
}
//draw the thumb square at the correct rotated position
canvas.Save();
canvas.Rotate(progressRotation - 90);
//rotate the square by 45 degrees
canvas.Rotate(45, thumbPosX, thumbPosY);
var rect = new RectF();
rect.Left = thumbPosX - thumbRadius / 3.0f;
rect.Right = thumbPosX + thumbRadius / 3.0f;
rect.Top = thumbPosY - thumbRadius / 3.0f;
rect.Bottom = thumbPosY + thumbRadius / 3.0f;
canvas.DrawRect(rect, thumbColorPaint);
canvas.Restore();
}
public void DrawSecondsHand(Canvas canvas)
{
canvas.Save();
canvas.Rotate(_seconds * 6);
var paint = new Paint
{
Color = Color.Red,
StrokeWidth = 2
};
paint.SetStyle(Paint.Style.Stroke);
canvas.DrawPath(_secondHand, paint);
canvas.Restore();
}
private void DrawBitmap(Canvas c, Bitmap bmp)
{
var sc = c.Save();
this.Degree = this.Degree % 360 + DEGREE_STEP;
//Ҫ����ת����ͼ����Ч��
c.Rotate(this.Degree, c.Width / 2, c.Height / 2);
//���ĵ�
var cx = c.Width / 2;
var cy = c.Height / 2;
//����ʾ��Χ, ָ���뾶��Բ
var path = new Path();
path.AddCircle(cx, cy, this.BitmapRadius, Path.Direction.Cw);
c.ClipPath(path);
c.DrawColor(Color.White);
//ͼƬ�Ļ��Ʒ�Χ
var w = (this.ShowType == ShowTypes.Inner ? this.IWH : this.OWH) / 2;
var rect = new Rect(cx - w, cy - w, cx + w, cy + w);
//����ͼƬ
var paint = new Paint();
//srcΪnull, ��������ͼƬ��ΪԴ
c.DrawBitmap(bmp, null, rect, paint);
c.RestoreToCount(sc);
}
protected void onDraw(Canvas c)
{
c.Rotate (-90);
c.Translate (-Height, 0);
base.OnDraw (c);
}
protected override void OnDraw(Canvas canvas)
{
lock (this) {
if (mBitmap != null) {
Path path = mPath;
int outer = new Color (192, 192, 192);
int inner = new Color (255, 112, 16);
if (mLastX >= mMaxX) {
mLastX = 0;
Canvas cavas = mCanvas;
float yoffset = mYOffset;
float maxx = mMaxX;
float oneG = SensorManager.StandardGravity * mScale[0];
paint.Color = new Color (170, 170, 170);
cavas.DrawColor (Color.Black);
cavas.DrawLine (0, yoffset, maxx, yoffset, paint);
cavas.DrawLine (0, yoffset + oneG, maxx, yoffset + oneG, paint);
cavas.DrawLine (0, yoffset - oneG, maxx, yoffset - oneG, paint);
}
canvas.DrawBitmap (mBitmap, 0, 0, null);
float[] values = mOrientationValues;
if (mWidth < mHeight) {
float w0 = mWidth * 0.333333f;
float w = w0 - 32;
float x = w0 * 0.5f;
for (int i = 0; i < 3; i++) {
canvas.Save (SaveFlags.Matrix);
canvas.Translate (x, w * 0.5f + 4.0f);
canvas.Save (SaveFlags.Matrix);
paint.Color = outer;
canvas.Scale (w, w);
canvas.DrawOval (mRect, paint);
canvas.Restore ();
canvas.Scale (w - 5, w - 5);
paint.Color = inner;
canvas.Rotate (-values[i]);
canvas.DrawPath (path, paint);
canvas.Restore ();
x += w0;
}
} else {
float h0 = mHeight * 0.333333f;
float h = h0 - 32;
float y = h0 * 0.5f;
for (int i = 0; i < 3; i++) {
canvas.Save (SaveFlags.Matrix);
canvas.Translate (mWidth - (h * 0.5f + 4.0f), y);
canvas.Save (SaveFlags.Matrix);
paint.Color = outer;
canvas.Scale (h, h);
canvas.DrawOval (mRect, paint);
canvas.Restore ();
canvas.Scale (h - 5, h - 5);
paint.Color = inner;
canvas.Rotate (-values[i]);
canvas.DrawPath (path, paint);
canvas.Restore ();
y += h0;
}
}
}
}
}
private void DrawTriangle(Canvas c, float startAngle, float sweepAngle, Rect bounds)
{
if (mShowArrow)
{
if (mArrow == null)
{
mArrow = new Path();
mArrow.SetFillType(Path.FillType.EvenOdd);
}
else
{
mArrow.Reset();
}
float x = (float)(RingCenterRadius * Math.Cos(0) + bounds.ExactCenterX());
float y = (float)(RingCenterRadius * Math.Sin(0) + bounds.ExactCenterY());
mArrow.MoveTo(0, 0);
mArrow.LineTo((mArrowWidth) * mArrowScale, 0);
mArrow.LineTo(((mArrowWidth) * mArrowScale / 2), (mArrowHeight * mArrowScale));
mArrow.Offset(x - ((mArrowWidth) * mArrowScale / 2), y);
mArrow.Close();
mArrowPaint.Color = mColors[mColorIndex];
c.Rotate(startAngle + (sweepAngle < 0 ? 0 : sweepAngle) - ARROW_OFFSET_ANGLE, bounds.ExactCenterX(), bounds.ExactCenterY());
c.DrawPath(mArrow, mArrowPaint);
}
}
public override void Draw(Canvas canvas)
{
Rect bounds = Bounds;
int saveCount = canvas.Save();
canvas.Rotate(mRotation, bounds.ExactCenterX(), bounds.ExactCenterY());
mRing.Draw(canvas, bounds);
canvas.RestoreToCount(saveCount);
}
void DrawOval (Canvas canvas, float x, float y, float major, float minor,
float orientation, Paint paint)
{
canvas.Save (SaveFlags.Matrix);
canvas.Rotate ((float) (orientation * 180 / Math.PI), x, y);
mReusableOvalRect.Left = x - minor / 2;
mReusableOvalRect.Right = x + minor / 2;
mReusableOvalRect.Top = y - major / 2;
mReusableOvalRect.Bottom = y + major / 2;
canvas.DrawOval (mReusableOvalRect, paint);
canvas.Restore ();
}
private void DrawRing(Canvas c)
{
var sc = c.Save();
c.Rotate(-this.Degree, c.Width / 2, c.Height / 2);
//���ĵ�
var cx = c.Width / 2;
var cy = c.Height / 2;
//������Բ Path ����һ�� Բ����ʾ����, ���ڿ���Բ
var pInner = new Path();
pInner.AddCircle(cx, cy, this.BitmapRadius + SPACE / 2, Path.Direction.Cw);
var pOut = new Path();
pOut.AddCircle(cx, cy, this.Radius, Path.Direction.Cw);
c.ClipPath(pOut);
c.ClipPath(pInner, Region.Op.Difference);
//var color = new Color((int)(DateTime.Now.Ticks % 0xFFFFFFFF));
//c.DrawColor(color);
//�ýǶȽ��������Բ�ķ�Χ
var g = new SweepGradient(cx, cy, Color.Green, Color.Transparent);
var paint = new Paint();
paint.SetShader(g);
c.DrawCircle(cx, cy, this.Radius, paint);
c.RestoreToCount(sc);
}
public void DrawMinutesHand(Canvas canvas)
{
canvas.Save();
canvas.Rotate(_minutes * 6);
var paint = new Paint
{
Color = new Color(206, 206, 206),
StrokeWidth = 4
};
paint.SetStyle(Paint.Style.Stroke);
canvas.DrawPath(_minuteHand, paint);
canvas.Restore();
}
public void transformCanvas(Canvas canvas, float percentOpen)
{
mTrans.transformCanvas(canvas, percentOpen);
float f = interp.GetInterpolation(percentOpen);
canvas.Rotate((openedDeg - closedDeg) * f + closedDeg,
px, py);
}
