From 13966ac8c425684dbd466d22d9061a882b506af8 Mon Sep 17 00:00:00 2001
From: subhransu mohanty <sub.mohanty@samsung.com>
Date: Mon, 6 Aug 2018 15:56:10 +0900
Subject: [PATCH] lottie/vector: fixed dasher issue.

Change-Id: If602ac7441469c5ed8bfe0500154a585087f433f
---
 src/vector/vdasher.cpp | 32 ++++++++++++++++++++++++++------
 src/vector/vdasher.h   |  1 +
 2 files changed, 27 insertions(+), 6 deletions(-)

diff --git a/src/vector/vdasher.cpp b/src/vector/vdasher.cpp
index 7fa920d..cd7df43 100644
--- a/src/vector/vdasher.cpp
+++ b/src/vector/vdasher.cpp
@@ -114,7 +114,10 @@ void VDasher::lineTo(const VPointF &p)
     if (length < mCurrentDashLength) {
         mCurrentDashLength -= length;
         if (!mIsCurrentOperationGap) {
-            mDashedPath.moveTo(mCurPt);
+            if (!mNewSegment) {
+                mDashedPath.moveTo(mCurPt);
+                mNewSegment = true;
+            }
             mDashedPath.lineTo(p);
         }
     } else {
@@ -122,7 +125,10 @@ void VDasher::lineTo(const VPointF &p)
             length -= mCurrentDashLength;
             line.splitAtLength(mCurrentDashLength, left, right);
             if (!mIsCurrentOperationGap) {
-                mDashedPath.moveTo(left.p1());
+                if (!mNewSegment) {
+                    mDashedPath.moveTo(left.p1());
+                    mNewSegment = true;
+                }
                 mDashedPath.lineTo(left.p2());
                 mCurrentDashLength = mDashArray[mCurrentDashIndex].gap;
             } else {
@@ -130,6 +136,8 @@ void VDasher::lineTo(const VPointF &p)
                 mCurrentDashLength = mDashArray[mCurrentDashIndex].length;
             }
             mIsCurrentOperationGap = !mIsCurrentOperationGap;
+            if (mIsCurrentOperationGap)
+                mNewSegment = false;
             line = right;
             mCurPt = line.p1();
         }
@@ -144,6 +152,7 @@ void VDasher::lineTo(const VPointF &p)
             if (!mIsCurrentOperationGap) {
                 mIsCurrentOperationGap = true;
                 mCurrentDashLength = mDashArray[mCurrentDashIndex].gap;
+                mNewSegment = false;
             } else {
                 mIsCurrentOperationGap = false;
                 mCurrentDashIndex = (mCurrentDashIndex + 1) % mArraySize;
@@ -163,7 +172,10 @@ void VDasher::cubicTo(const VPointF &cp1, const VPointF &cp2, const VPointF &e)
     if (bezLen < mCurrentDashLength) {
         mCurrentDashLength -= bezLen;
         if (!mIsCurrentOperationGap) {
-            mDashedPath.moveTo(mCurPt);
+            if (!mNewSegment) {
+                mDashedPath.moveTo(mCurPt);
+                mNewSegment = true;
+            }
             mDashedPath.cubicTo(cp1, cp2, e);
         }
     } else {
@@ -171,22 +183,29 @@ void VDasher::cubicTo(const VPointF &cp1, const VPointF &cp2, const VPointF &e)
             bezLen -= mCurrentDashLength;
             b.splitAtLength(mCurrentDashLength, &left, &right);
             if (!mIsCurrentOperationGap) {
-                mDashedPath.moveTo(left.pt1());
+                if (!mNewSegment) {
+                    mDashedPath.moveTo(left.pt1());
+                    mNewSegment = true;
+                }
                 mDashedPath.cubicTo(left.pt2(), left.pt3(), left.pt4());
-                ;
                 mCurrentDashLength = mDashArray[mCurrentDashIndex].gap;
             } else {
                 mCurrentDashIndex = (mCurrentDashIndex + 1) % mArraySize;
                 mCurrentDashLength = mDashArray[mCurrentDashIndex].length;
             }
             mIsCurrentOperationGap = !mIsCurrentOperationGap;
+            if (mIsCurrentOperationGap)
+                mNewSegment = false;
             b = right;
             mCurPt = b.pt1();
         }
         // remainder
         mCurrentDashLength -= bezLen;
         if (!mIsCurrentOperationGap) {
-            mDashedPath.moveTo(b.pt1());
+            if (!mNewSegment) {
+                mDashedPath.moveTo(b.pt1());
+                mNewSegment = true;
+            }
             mDashedPath.cubicTo(b.pt2(), b.pt3(), b.pt4());
         }
         if (mCurrentDashLength < 1.0) {
@@ -194,6 +213,7 @@ void VDasher::cubicTo(const VPointF &cp1, const VPointF &cp2, const VPointF &e)
             if (!mIsCurrentOperationGap) {
                 mIsCurrentOperationGap = true;
                 mCurrentDashLength = mDashArray[mCurrentDashIndex].gap;
+                mNewSegment = false;
             } else {
                 mIsCurrentOperationGap = false;
                 mCurrentDashIndex = (mCurrentDashIndex + 1) % mArraySize;
diff --git a/src/vector/vdasher.h b/src/vector/vdasher.h
index 833e8c9..c50bfb5 100644
--- a/src/vector/vdasher.h
+++ b/src/vector/vdasher.h
@@ -29,6 +29,7 @@ private:
     bool                 mIsCurrentOperationGap;
     float                mDashOffset;
     VPath                mDashedPath;
+    bool                 mNewSegment=false;
 };
 
 V_END_NAMESPACE
-- 
2.34.1