private Path CreateWaterPath(RectF waterRect, float progress)
{
Path path = new Path();
path.MoveTo(waterRect.Left, waterRect.Top);
//Similar to the way draw the bottle's Bottom sides
float radius = (waterRect.Width() - mStrokeWidth) / 2.0f;
float CenterY = waterRect.Bottom - 0.86f * radius;
float bottleBottomWidth = waterRect.Width() / 2.0f;
RectF bodyRect = new RectF(waterRect.Left, CenterY - radius, waterRect.Right, CenterY + radius);
path.AddArc(bodyRect, 187.5f, -67.5f);
path.LineTo(waterRect.CenterX() - bottleBottomWidth / 2.0f, waterRect.Bottom);
path.LineTo(waterRect.CenterX() + bottleBottomWidth / 2.0f, waterRect.Bottom);
path.AddArc(bodyRect, 60, -67.5f);
//draw the water waves
float cubicXChangeSize = waterRect.Width() * 0.35f * progress;
float cubicYChangeSize = waterRect.Height() * 1.2f * progress;
path.CubicTo(waterRect.Left + waterRect.Width() * 0.80f - cubicXChangeSize, waterRect.Top - waterRect.Height() * 1.2f + cubicYChangeSize, waterRect.Left + waterRect.Width() * 0.55f - cubicXChangeSize, waterRect.Top - cubicYChangeSize, waterRect.Left, waterRect.Top - mStrokeWidth / 2.0f);
path.LineTo(waterRect.Left, waterRect.Top);
return(path);
}
protected override void Draw(Canvas canvas, Rect bounds)
{
int saveCount = canvas.Save();
RectF arcBounds = mTempBounds;
arcBounds.Set(bounds);
mPaint.Alpha = MAX_ALPHA;
mPaint.SetStyle(Paint.Style.Stroke);
mPaint.Color = new Color(mCurrentColor);
if (mSunCoordinateY < mInitSun_MoonCoordinateY)
{
canvas.DrawCircle(arcBounds.CenterX(), mSunCoordinateY, mSun_MoonRadius, mPaint);
}
if (mMoonCoordinateY < mInitSun_MoonCoordinateY)
{
int moonSaveCount = canvas.Save();
canvas.Rotate(mMoonRotation, arcBounds.CenterX(), mMoonCoordinateY);
canvas.DrawPath(CreateMoonPath(arcBounds.CenterX(), mMoonCoordinateY), mPaint);
canvas.RestoreToCount(moonSaveCount);
}
for (int i = 0; i < mSunRayCount; i++)
{
int sunRaySaveCount = canvas.Save();
//rotate 45 degrees can change the direction of 0 degrees to 1:30 clock
//-mSunRayRotation means reverse rotation
canvas.Rotate(45 - mSunRayRotation + (mIsExpandSunRay ? i : MAX_SUN_RAY_COUNT - i) * DEGREE_360 / MAX_SUN_RAY_COUNT, arcBounds.CenterX(), mSunCoordinateY);
canvas.DrawLine(arcBounds.CenterX(), mSunRayStartCoordinateY, arcBounds.CenterX(), mSunRayEndCoordinateY, mPaint);
canvas.RestoreToCount(sunRaySaveCount);
}
if (mShowStar)
{
if (mStarHolders.Count == 0)
{
InitStarHolders(arcBounds);
}
for (int i = 0; i < mStarHolders.Count; i++)
{
mPaint.SetStyle(Paint.Style.Fill);
mPaint.Alpha = mStarHolders[i].mAlpha;
canvas.DrawCircle(mStarHolders[i].mCurrentPoint.X, mStarHolders[i].mCurrentPoint.Y, mStarRadius, mPaint);
}
}
canvas.RestoreToCount(saveCount);
}
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);
}
protected internal override void ComputeRender(float renderProgress)
{
if (mCurrentBounds.Width() <= 0)
{
return;
}
RectF arcBounds = mCurrentBounds;
//compute gas tube bounds
mBottleBounds.Set(arcBounds.CenterX() - mBottleWidth / 2.0f, arcBounds.CenterY() - mBottleHeight / 2.0f, arcBounds.CenterX() + mBottleWidth / 2.0f, arcBounds.CenterY() + mBottleHeight / 2.0f);
//compute pipe body bounds
mWaterBounds.Set(mBottleBounds.Left + mStrokeWidth * 1.5f, mBottleBounds.Top + mWaterLowestPointToBottleneckDistance, mBottleBounds.Right - mStrokeWidth * 1.5f, mBottleBounds.Bottom - mStrokeWidth * 1.5f);
//compute wave progress
float totalWaveProgress = renderProgress * mWaveCount;
float currentWaveProgress = totalWaveProgress - ((int)totalWaveProgress);
if (currentWaveProgress > 0.5f)
{
mProgress = 1.0f - MATERIAL_INTERPOLATOR.GetInterpolation((currentWaveProgress - 0.5f) * 2.0f);
}
else
{
mProgress = MATERIAL_INTERPOLATOR.GetInterpolation(currentWaveProgress * 2.0f);
}
//init water drop holders
if (mWaterDropHolders.Count == 0)
{
InitWaterDropHolders(mBottleBounds, mWaterBounds);
}
//compute the location of these water drops
foreach (WaterDropHolder waterDropHolder in mWaterDropHolders)
{
if (waterDropHolder.mDelayDuration < renderProgress && waterDropHolder.mDelayDuration + waterDropHolder.mDuration > renderProgress)
{
float riseProgress = (renderProgress - waterDropHolder.mDelayDuration) / waterDropHolder.mDuration;
riseProgress = riseProgress < 0.5f ? riseProgress * 2.0f : 1.0f - (riseProgress - 0.5f) * 2.0f;
waterDropHolder.mCurrentY = waterDropHolder.mInitY - MATERIAL_INTERPOLATOR.GetInterpolation(riseProgress) * waterDropHolder.mRiseHeight;
waterDropHolder.mNeedDraw = true;
}
else
{
waterDropHolder.mNeedDraw = false;
}
}
//measure loading text
mPaint.TextSize = mTextSize;
mPaint.GetTextBounds(LOADING_TEXT, 0, LOADING_TEXT.Length, mLoadingBounds);
}
private Path CreateRiverPath(RectF arcBounds)
{
if (mRiverPath != null)
{
return(mRiverPath);
}
mRiverPath = new Path();
RectF rectF = new RectF(arcBounds.CenterX() - mRiverWidth / 2.0f, arcBounds.CenterY() - mRiverHeight / 2.0f, arcBounds.CenterX() + mRiverWidth / 2.0f, arcBounds.CenterY() + mRiverHeight / 2.0f);
rectF.Inset(mRiverBankWidth / 2.0f, mRiverBankWidth / 2.0f);
mRiverPath.AddRect(rectF, Path.Direction.Cw);
return(mRiverPath);
}
protected override void Draw(Canvas canvas, Rect bounds)
{
int saveCount = canvas.Save();
RectF arcBounds = mTempBounds;
arcBounds.Set(bounds);
mPaint.Color = new Color(mColor);
//calculate fish clip bounds
//clip the width of the fish need to increase mPathDottedLineSize * 1.2f
RectF fishRectF = new RectF(mFishHeadPos[0] - mFishWidth / 2.0f - mPathDottedLineSize * 1.2f, mFishHeadPos[1] - mFishHeight / 2.0f, mFishHeadPos[0] + mFishWidth / 2.0f + mPathDottedLineSize * 1.2f, mFishHeadPos[1] + mFishHeight / 2.0f);
Matrix matrix = new Matrix();
matrix.PostRotate(mFishRotateDegrees, fishRectF.CenterX(), fishRectF.CenterY());
matrix.MapRect(fishRectF);
//draw river
int riverSaveCount = canvas.Save();
mPaint.SetStyle(Paint.Style.Stroke);
canvas.ClipRect(fishRectF, Region.Op.Difference);
canvas.DrawPath(CreateRiverPath(arcBounds), mPaint);
canvas.RestoreToCount(riverSaveCount);
//draw fish
int fishSaveCount = canvas.Save();
mPaint.SetStyle(Paint.Style.Fill);
canvas.Rotate(mFishRotateDegrees, mFishHeadPos[0], mFishHeadPos[1]);
canvas.ClipPath(CreateFishEyePath(mFishHeadPos[0], mFishHeadPos[1] - mFishHeight * 0.06f), Region.Op.Difference);
canvas.DrawPath(CreateFishPath(mFishHeadPos[0], mFishHeadPos[1]), mPaint);
canvas.RestoreToCount(fishSaveCount);
canvas.RestoreToCount(saveCount);
}
private Path CreateBottlePath(RectF bottleRect)
{
float bottleneckWidth = bottleRect.Width() * 0.3f;
float bottleneckHeight = bottleRect.Height() * 0.415f;
float bottleneckDecorationWidth = bottleneckWidth * 1.1f;
float bottleneckDecorationHeight = bottleneckHeight * 0.167f;
Path path = new Path();
//draw the Left side of the bottleneck decoration
path.MoveTo(bottleRect.CenterX() - bottleneckDecorationWidth * 0.5f, bottleRect.Top);
path.QuadTo(bottleRect.CenterX() - bottleneckDecorationWidth * 0.5f - bottleneckWidth * 0.15f, bottleRect.Top + bottleneckDecorationHeight * 0.5f, bottleRect.CenterX() - bottleneckWidth * 0.5f, bottleRect.Top + bottleneckDecorationHeight);
path.LineTo(bottleRect.CenterX() - bottleneckWidth * 0.5f, bottleRect.Top + bottleneckHeight);
//draw the Left side of the bottle's body
float radius = (bottleRect.Width() - mStrokeWidth) / 2.0f;
float CenterY = bottleRect.Bottom - 0.86f * radius;
RectF bodyRect = new RectF(bottleRect.Left, CenterY - radius, bottleRect.Right, CenterY + radius);
path.AddArc(bodyRect, 255, -135);
//draw the Bottom of the bottle
float bottleBottomWidth = bottleRect.Width() / 2.0f;
path.LineTo(bottleRect.CenterX() - bottleBottomWidth / 2.0f, bottleRect.Bottom);
path.LineTo(bottleRect.CenterX() + bottleBottomWidth / 2.0f, bottleRect.Bottom);
//draw the Right side of the bottle's body
path.AddArc(bodyRect, 60, -135);
//draw the Right side of the bottleneck decoration
path.LineTo(bottleRect.CenterX() + bottleneckWidth * 0.5f, bottleRect.Top + bottleneckDecorationHeight);
path.QuadTo(bottleRect.CenterX() + bottleneckDecorationWidth * 0.5f + bottleneckWidth * 0.15f, bottleRect.Top + bottleneckDecorationHeight * 0.5f, bottleRect.CenterX() + bottleneckDecorationWidth * 0.5f, bottleRect.Top);
return(path);
}
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);
}
private Path CreateWaitPath(RectF bounds)
{
Path path = new Path();
//create circle
path.MoveTo(bounds.CenterX() + mWaitCircleRadius, bounds.CenterY());
//create w
path.CubicTo(bounds.CenterX() + mWaitCircleRadius, bounds.CenterY() - mWaitCircleRadius * 0.5f, bounds.CenterX() + mWaitCircleRadius * 0.3f, bounds.CenterY() - mWaitCircleRadius, bounds.CenterX() - mWaitCircleRadius * 0.35f, bounds.CenterY() + mWaitCircleRadius * 0.5f);
path.QuadTo(bounds.CenterX() + mWaitCircleRadius, bounds.CenterY() - mWaitCircleRadius, bounds.CenterX() + mWaitCircleRadius * 0.05f, bounds.CenterY() + mWaitCircleRadius * 0.5f);
path.LineTo(bounds.CenterX() + mWaitCircleRadius * 0.75f, bounds.CenterY() - mWaitCircleRadius * 0.2f);
path.CubicTo(bounds.CenterX(), bounds.CenterY() + mWaitCircleRadius * 1f, bounds.CenterX() + mWaitCircleRadius, bounds.CenterY() + mWaitCircleRadius * 0.4f, bounds.CenterX() + mWaitCircleRadius, bounds.CenterY());
//create arc
path.ArcTo(new RectF(bounds.CenterX() - mWaitCircleRadius, bounds.CenterY() - mWaitCircleRadius, bounds.CenterX() + mWaitCircleRadius, bounds.CenterY() + mWaitCircleRadius), 0, -359);
path.ArcTo(new RectF(bounds.CenterX() - mWaitCircleRadius, bounds.CenterY() - mWaitCircleRadius, bounds.CenterX() + mWaitCircleRadius, bounds.CenterY() + mWaitCircleRadius), 1, -359);
path.ArcTo(new RectF(bounds.CenterX() - mWaitCircleRadius, bounds.CenterY() - mWaitCircleRadius, bounds.CenterX() + mWaitCircleRadius, bounds.CenterY() + mWaitCircleRadius), 2, -2);
//create w
path.CubicTo(bounds.CenterX() + mWaitCircleRadius, bounds.CenterY() - mWaitCircleRadius * 0.5f, bounds.CenterX() + mWaitCircleRadius * 0.3f, bounds.CenterY() - mWaitCircleRadius, bounds.CenterX() - mWaitCircleRadius * 0.35f, bounds.CenterY() + mWaitCircleRadius * 0.5f);
path.QuadTo(bounds.CenterX() + mWaitCircleRadius, bounds.CenterY() - mWaitCircleRadius, bounds.CenterX() + mWaitCircleRadius * 0.05f, bounds.CenterY() + mWaitCircleRadius * 0.5f);
path.LineTo(bounds.CenterX() + mWaitCircleRadius * 0.75f, bounds.CenterY() - mWaitCircleRadius * 0.2f);
path.CubicTo(bounds.CenterX(), bounds.CenterY() + mWaitCircleRadius * 1f, bounds.CenterX() + mWaitCircleRadius, bounds.CenterY() + mWaitCircleRadius * 0.4f, bounds.CenterX() + mWaitCircleRadius, bounds.CenterY());
return(path);
}