From f5dbe2f00f853c6a1719924bdd0c33335a53423a Mon Sep 17 00:00:00 2001
From: "djsollen@google.com"
 <djsollen@google.com@2bbb7eff-a529-9590-31e7-b0007b416f81>
Date: Fri, 15 Apr 2011 13:41:26 +0000
Subject: Upstream android changes.

reviewed by: reed


git-svn-id: http://skia.googlecode.com/svn/trunk@1134 2bbb7eff-a529-9590-31e7-b0007b416f81
---
 src/core/SkPath.cpp | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

(limited to 'src/core/SkPath.cpp')

diff --git a/src/core/SkPath.cpp b/src/core/SkPath.cpp
index 6aed6691c7..5ddc31ddad 100644
--- a/src/core/SkPath.cpp
+++ b/src/core/SkPath.cpp
@@ -97,11 +97,18 @@ static void compute_pt_bounds(SkRect* bounds, const SkTDArray<SkPoint>& pts) {
 
 SkPath::SkPath() : fBoundsIsDirty(true), fFillType(kWinding_FillType) {
     fIsConvex = false;  // really should be kUnknown
+#ifdef ANDROID
+    fGenerationID = 0;
+#endif
 }
 
 SkPath::SkPath(const SkPath& src) {
     SkDEBUGCODE(src.validate();)
     *this = src;
+#ifdef ANDROID
+    // the assignment operator above increments the ID so correct for that here
+    fGenerationID--;
+#endif
 }
 
 SkPath::~SkPath() {
@@ -118,6 +125,7 @@ SkPath& SkPath::operator=(const SkPath& src) {
         fFillType       = src.fFillType;
         fBoundsIsDirty  = src.fBoundsIsDirty;
         fIsConvex       = src.fIsConvex;
+        GEN_ID_INC;
     }
     SkDEBUGCODE(this->validate();)
     return *this;
@@ -140,14 +148,22 @@ void SkPath::swap(SkPath& other) {
         SkTSwap<uint8_t>(fFillType, other.fFillType);
         SkTSwap<uint8_t>(fBoundsIsDirty, other.fBoundsIsDirty);
         SkTSwap<uint8_t>(fIsConvex, other.fIsConvex);
+        GEN_ID_INC;
     }
 }
 
+#ifdef ANDROID
+uint32_t SkPath::getGenerationID() const {
+    return fGenerationID;
+}
+#endif
+
 void SkPath::reset() {
     SkDEBUGCODE(this->validate();)
 
     fPts.reset();
     fVerbs.reset();
+    GEN_ID_INC;
     fBoundsIsDirty = true;
     fIsConvex = false;  // really should be kUnknown
 }
@@ -157,6 +173,7 @@ void SkPath::rewind() {
 
     fPts.rewind();
     fVerbs.rewind();
+    GEN_ID_INC;
     fBoundsIsDirty = true;
     fIsConvex = false;  // really should be kUnknown
 }
@@ -214,6 +231,7 @@ void SkPath::setLastPt(SkScalar x, SkScalar y) {
         this->moveTo(x, y);
     } else {
         fPts[count - 1].set(x, y);
+        GEN_ID_INC;
     }
 }
 
@@ -251,6 +269,7 @@ void SkPath::moveTo(SkScalar x, SkScalar y) {
     }
     pt->set(x, y);
 
+    GEN_ID_INC;
     fBoundsIsDirty = true;
 }
 
@@ -270,6 +289,7 @@ void SkPath::lineTo(SkScalar x, SkScalar y) {
     fPts.append()->set(x, y);
     *fVerbs.append() = kLine_Verb;
 
+    GEN_ID_INC;
     fBoundsIsDirty = true;
 }
 
@@ -292,6 +312,7 @@ void SkPath::quadTo(SkScalar x1, SkScalar y1, SkScalar x2, SkScalar y2) {
     pts[1].set(x2, y2);
     *fVerbs.append() = kQuad_Verb;
 
+    GEN_ID_INC;
     fBoundsIsDirty = true;
 }
 
@@ -315,6 +336,7 @@ void SkPath::cubicTo(SkScalar x1, SkScalar y1, SkScalar x2, SkScalar y2,
     pts[2].set(x3, y3);
     *fVerbs.append() = kCubic_Verb;
 
+    GEN_ID_INC;
     fBoundsIsDirty = true;
 }
 
@@ -336,6 +358,7 @@ void SkPath::close() {
             case kQuad_Verb:
             case kCubic_Verb:
                 *fVerbs.append() = kClose_Verb;
+                GEN_ID_INC;
                 break;
             default:
                 // don't add a close if the prev wasn't a primitive
@@ -953,6 +976,7 @@ void SkPath::transform(const SkMatrix& matrix, SkPath* dst) const {
             matrix.mapRect(&dst->fBounds, fBounds);
             dst->fBoundsIsDirty = false;
         } else {
+            GEN_ID_PTR_INC(dst);
             dst->fBoundsIsDirty = true;
         }
 
@@ -1260,6 +1284,7 @@ void SkPath::unflatten(SkFlattenableReadBuffer& buffer) {
     buffer.read(fPts.begin(), sizeof(SkPoint) * fPts.count());
     buffer.read(fVerbs.begin(), fVerbs.count());
 
+    GEN_ID_INC;
     fBoundsIsDirty = true;
 
     SkDEBUGCODE(this->validate();)
-- 
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