From d5bdfbc84785f4781c8469fb6ae772f84750ca13 Mon Sep 17 00:00:00 2001 From: kunfei Date: Wed, 19 Feb 2020 19:17:24 +0800 Subject: [PATCH] =?UTF-8?q?feat:=20=E4=BC=98=E5=8C=96=E4=BB=A3=E7=A0=81?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .../page/delegate/SimulationPageDelegate.kt | 66 ++++++++++--------- 1 file changed, 36 insertions(+), 30 deletions(-) diff --git a/app/src/main/java/io/legado/app/ui/book/read/page/delegate/SimulationPageDelegate.kt b/app/src/main/java/io/legado/app/ui/book/read/page/delegate/SimulationPageDelegate.kt index d05dff850..3bb257e72 100644 --- a/app/src/main/java/io/legado/app/ui/book/read/page/delegate/SimulationPageDelegate.kt +++ b/app/src/main/java/io/legado/app/ui/book/read/page/delegate/SimulationPageDelegate.kt @@ -9,9 +9,10 @@ import kotlin.math.* @Suppress("DEPRECATION") class SimulationPageDelegate(pageView: PageView) : HorizontalPageDelegate(pageView) { - + //不让x,y为0,否则在点计算时会有问题 + private var mTouchX = 0.1f + private var mTouchY = 0.1f private var mCornerX = 1 // 拖拽点对应的页脚 - private var mCornerY = 1 private val mPath0: Path = Path() private val mPath1: Path = Path() @@ -80,9 +81,6 @@ class SimulationPageDelegate(pageView: PageView) : HorizontalPageDelegate(pageVi ) ) mColorMatrixFilter = ColorMatrixColorFilter(cm) - - touchX = 0.01f //不让x,y为0,否则在点计算时会有问题 - touchY = 0.01f } override fun setStartPoint(x: Float, y: Float, invalidate: Boolean) { @@ -96,13 +94,13 @@ class SimulationPageDelegate(pageView: PageView) : HorizontalPageDelegate(pageVi if ((startY > viewHeight * 0.33 && startY < viewHeight * 0.66) || mDirection == Direction.PREV ) { - touchY = viewHeight.toFloat() + mTouchY = viewHeight.toFloat() } if (startY > viewHeight * 0.33 && startY < viewHeight / 2.0 && mDirection == Direction.NEXT ) { - touchY = 1f + mTouchY = 1f } } @@ -257,7 +255,7 @@ class SimulationPageDelegate(pageView: PageView) : HorizontalPageDelegate(pageVi mPath1.moveTo(mBezierVertex2.x, mBezierVertex2.y) mPath1.lineTo(mBezierVertex1.x, mBezierVertex1.y) mPath1.lineTo(mBezierEnd1.x, mBezierEnd1.y) - mPath1.lineTo(touchX, touchY) + mPath1.lineTo(mTouchX, mTouchY) mPath1.lineTo(mBezierEnd2.x, mBezierEnd2.y) mPath1.close() val mFolderShadowDrawable: GradientDrawable @@ -312,22 +310,22 @@ class SimulationPageDelegate(pageView: PageView) : HorizontalPageDelegate(pageVi */ private fun drawCurrentPageShadow(canvas: Canvas) { val degree: Double = if (mIsRtOrLb) { - (Math.PI / 4 - atan2(mBezierControl1.y - touchX, touchX - mBezierControl1.x)) + (Math.PI / 4 - atan2(mBezierControl1.y - mTouchX, mTouchX - mBezierControl1.x)) } else { - (Math.PI / 4 - atan2(touchY - mBezierControl1.y, touchX - mBezierControl1.x)) + (Math.PI / 4 - atan2(mTouchY - mBezierControl1.y, mTouchX - mBezierControl1.x)) } // 翻起页阴影顶点与touch点的距离 val d1 = 25.toFloat() * 1.414 * cos(degree) val d2 = 25.toFloat() * 1.414 * sin(degree) - val x = (touchX + d1).toFloat() + val x = (mTouchX + d1).toFloat() val y: Float = if (mIsRtOrLb) { - (touchY + d2).toFloat() + (mTouchY + d2).toFloat() } else { - (touchY - d2).toFloat() + (mTouchY - d2).toFloat() } mPath1.reset() mPath1.moveTo(x, y) - mPath1.lineTo(touchX, touchY) + mPath1.lineTo(mTouchX, mTouchY) mPath1.lineTo(mBezierControl1.x, mBezierControl1.y) mPath1.lineTo(mBezierStart1.x, mBezierStart1.y) mPath1.close() @@ -353,7 +351,12 @@ class SimulationPageDelegate(pageView: PageView) : HorizontalPageDelegate(pageVi mCurrentPageShadow = mFrontShadowDrawableVRL!! } var rotateDegrees: Float = - Math.toDegrees(atan2(touchX - mBezierControl1.x, mBezierControl1.y - touchY).toDouble()) + Math.toDegrees( + atan2( + mTouchX - mBezierControl1.x, + mBezierControl1.y - mTouchY + ).toDouble() + ) .toFloat() canvas.rotate(rotateDegrees, mBezierControl1.x, mBezierControl1.y) mCurrentPageShadow.setBounds( @@ -365,7 +368,7 @@ class SimulationPageDelegate(pageView: PageView) : HorizontalPageDelegate(pageVi mPath1.reset() mPath1.moveTo(x, y) - mPath1.lineTo(touchX, touchY) + mPath1.lineTo(mTouchX, mTouchY) mPath1.lineTo(mBezierControl2.x, mBezierControl2.y) mPath1.lineTo(mBezierStart2.x, mBezierStart2.y) mPath1.close() @@ -388,7 +391,7 @@ class SimulationPageDelegate(pageView: PageView) : HorizontalPageDelegate(pageVi mCurrentPageShadow = mFrontShadowDrawableHBT!! } rotateDegrees = Math.toDegrees( - atan2(mBezierControl2.y - touchY, mBezierControl2.x - touchX).toDouble() + atan2(mBezierControl2.y - mTouchY, mBezierControl2.x - mTouchX).toDouble() ).toFloat() canvas.rotate(rotateDegrees, mBezierControl2.x, mBezierControl2.y) val temp: Float = @@ -467,7 +470,7 @@ class SimulationPageDelegate(pageView: PageView) : HorizontalPageDelegate(pageVi mPath0.reset() mPath0.moveTo(mBezierStart1.x, mBezierStart1.y) mPath0.quadTo(mBezierControl1.x, mBezierControl1.y, mBezierEnd1.x, mBezierEnd1.y) - mPath0.lineTo(touchX, touchY) + mPath0.lineTo(mTouchX, mTouchY) mPath0.lineTo(mBezierEnd2.x, mBezierEnd2.y) mPath0.quadTo(mBezierControl2.x, mBezierControl2.y, mBezierStart2.x, mBezierStart2.y) mPath0.lineTo(mCornerX.toFloat(), mCornerY.toFloat()) @@ -495,8 +498,10 @@ class SimulationPageDelegate(pageView: PageView) : HorizontalPageDelegate(pageVi } private fun calcPoints() { - mMiddleX = (touchX + mCornerX) / 2 - mMiddleY = (touchY + mCornerY) / 2 + mTouchX = touchX + mTouchY = touchY + mMiddleX = (mTouchX + mCornerX) / 2 + mMiddleY = (mTouchY + mCornerY) / 2 mBezierControl1.x = mMiddleX - (mCornerY - mMiddleY) * (mCornerY - mMiddleY) / (mCornerX - mMiddleX) mBezierControl1.y = mCornerY.toFloat() @@ -511,18 +516,19 @@ class SimulationPageDelegate(pageView: PageView) : HorizontalPageDelegate(pageVi mBezierStart1.y = mCornerY.toFloat() // 当mBezierStart1.x < 0或者mBezierStart1.x > 480时 // 如果继续翻页，会出现BUG故在此限制 - if (touchX > 0 && touchX < viewWidth) { + if (mTouchX > 0 && mTouchX < viewWidth) { if (mBezierStart1.x < 0 || mBezierStart1.x > viewWidth) { if (mBezierStart1.x < 0) mBezierStart1.x = viewWidth - mBezierStart1.x - val f1: Float = abs(mCornerX - touchX) + val f1: Float = abs(mCornerX - mTouchX) val f2: Float = viewWidth * f1 / mBezierStart1.x - touchX = abs(mCornerX - f2) - val f3: Float = abs(mCornerX - touchX) * abs(mCornerY - touchX) / f1 - touchX = abs(mCornerY - f3) - mMiddleX = (touchX + mCornerX) / 2 - mMiddleY = (touchY + mCornerY) / 2 + mTouchX = abs(mCornerX - f2) + val f3: Float = abs(mCornerX - mTouchX) * abs(mCornerY - mTouchY) / f1 + mTouchY = abs(mCornerY - f3) + + mMiddleX = (mTouchX + mCornerX) / 2 + mMiddleY = (mTouchY + mCornerY) / 2 mBezierControl1.x = mMiddleX - (mCornerY - mMiddleY) * (mCornerY - mMiddleY) / (mCornerX - mMiddleX) mBezierControl1.y = mCornerY.toFloat() @@ -538,12 +544,12 @@ class SimulationPageDelegate(pageView: PageView) : HorizontalPageDelegate(pageVi mBezierStart2.x = mCornerX.toFloat() mBezierStart2.y = mBezierControl2.y - (mCornerY - mBezierControl2.y) / 2 - mTouchToCornerDis = hypot(touchX - mCornerX, touchY - mCornerY) + mTouchToCornerDis = hypot(mTouchX - mCornerX, touchY - mCornerY) mBezierEnd1 = - getCross(PointF(touchX, touchY), mBezierControl1, mBezierStart1, mBezierStart2) + getCross(PointF(mTouchX, mTouchY), mBezierControl1, mBezierStart1, mBezierStart2) mBezierEnd2 = - getCross(PointF(touchX, touchY), mBezierControl2, mBezierStart1, mBezierStart2) + getCross(PointF(mTouchX, mTouchY), mBezierControl2, mBezierStart1, mBezierStart2) mBezierVertex1.x = (mBezierStart1.x + 2 * mBezierControl1.x + mBezierEnd1.x) / 4 mBezierVertex1.y = (2 * mBezierControl1.y + mBezierStart1.y + mBezierEnd1.y) / 4