add new onClip* methods to SkCanvas

src/core/SkPictureRecord.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkPictureRecord.h"
 #include "SkTSearch.h"
 #include "SkPixelRef.h"
@@ skipping 818 matching lines @@
         prevOffset = 0;
     }
 
     size_t offset = fWriter.bytesWritten();
     this->addInt(prevOffset);
     fRestoreOffsetStack.top() = offset;
     return offset;
 }
 #endif
 
-bool SkPictureRecord::clipRect(const SkRect& rect, SkRegion::Op op, bool doAA) {
+void SkPictureRecord::onClipRect(const SkRect& rect, SkRegion::Op op, ClipEdgeStyle edgeStyle) {
 
 #ifdef SK_COLLAPSE_MATRIX_CLIP_STATE
     fMCMgr.clipRect(rect, op, doAA);
 #else
-    this->recordClipRect(rect, op, doAA);
+    this->recordClipRect(rect, op, kSoft_ClipEdgeStyle == edgeStyle);
 #endif
-    return this->INHERITED::clipRect(rect, op, doAA);
+    this->INHERITED::onClipRect(rect, op, edgeStyle);
 }
 
 int SkPictureRecord::recordClipRect(const SkRect& rect, SkRegion::Op op, bool doAA) {
     // id + rect + clip params
     uint32_t size = 1 * kUInt32Size + sizeof(rect) + 1 * kUInt32Size;
 #ifdef SK_COLLAPSE_MATRIX_CLIP_STATE
     size += kUInt32Size;    // + restore offset
 #else
     // recordRestoreOffsetPlaceholder doesn't always write an offset
     if (!fRestoreOffsetStack.isEmpty()) {
         // + restore offset
         size += kUInt32Size;
     }
 #endif
     size_t initialOffset = this->addDraw(CLIP_RECT, &size);
     this->addRect(rect);
     this->addInt(ClipParams_pack(op, doAA));
     int offset = this->recordRestoreOffsetPlaceholder(op);
 
     this->validate(initialOffset, size);
     return offset;
 }
 
-bool SkPictureRecord::clipRRect(const SkRRect& rrect, SkRegion::Op op, bool doAA) {
-    if (rrect.isRect()) {
-        return this->SkPictureRecord::clipRect(rrect.getBounds(), op, doAA);
-    }
+void SkPictureRecord::onClipRRect(const SkRRect& rrect, SkRegion::Op op, ClipEdgeStyle edgeStyle) {
 
 #ifdef SK_COLLAPSE_MATRIX_CLIP_STATE
     fMCMgr.clipRRect(rrect, op, doAA);
 #else
-    this->recordClipRRect(rrect, op, doAA);
+    this->recordClipRRect(rrect, op, kSoft_ClipEdgeStyle == edgeStyle);
 #endif
     if (fRecordFlags & SkPicture::kUsePathBoundsForClip_RecordingFlag) {
-        return this->updateClipConservativelyUsingBounds(rrect.getBounds(), op, false);
+        this->updateClipConservativelyUsingBounds(rrect.getBounds(), op, false);
     } else {
-        return this->INHERITED::clipRRect(rrect, op, doAA);
+        this->INHERITED::onClipRRect(rrect, op, edgeStyle);
     }
 }
 
 int SkPictureRecord::recordClipRRect(const SkRRect& rrect, SkRegion::Op op, bool doAA) {
     // op + rrect + clip params
     uint32_t size = 1 * kUInt32Size + SkRRect::kSizeInMemory + 1 * kUInt32Size;
 #ifdef SK_COLLAPSE_MATRIX_CLIP_STATE
     size += kUInt32Size;    // + restore offset
 #else
     // recordRestoreOffsetPlaceholder doesn't always write an offset
     if (!fRestoreOffsetStack.isEmpty()) {
         // + restore offset
         size += kUInt32Size;
     }
 #endif
     size_t initialOffset = this->addDraw(CLIP_RRECT, &size);
     this->addRRect(rrect);
     this->addInt(ClipParams_pack(op, doAA));
     int offset = recordRestoreOffsetPlaceholder(op);
     this->validate(initialOffset, size);
     return offset;
 }
 
-bool SkPictureRecord::clipPath(const SkPath& path, SkRegion::Op op, bool doAA) {
-
-    SkRect r;
-    if (!path.isInverseFillType() && path.isRect(&r)) {
-        return this->clipRect(r, op, doAA);
-    }
+void SkPictureRecord::onClipPath(const SkPath& path, SkRegion::Op op, ClipEdgeStyle edgeStyle) {
 
 #ifdef SK_COLLAPSE_MATRIX_CLIP_STATE
     fMCMgr.clipPath(path, op, doAA);
 #else
     int pathID = this->addPathToHeap(path);
-    this->recordClipPath(pathID, op, doAA);
+    this->recordClipPath(pathID, op, kSoft_ClipEdgeStyle == edgeStyle);
 #endif
 
     if (fRecordFlags & SkPicture::kUsePathBoundsForClip_RecordingFlag) {
-        return this->updateClipConservativelyUsingBounds(path.getBounds(), op,
-                                                         path.isInverseFillType());
+        this->updateClipConservativelyUsingBounds(path.getBounds(), op,
+                                                  path.isInverseFillType());
     } else {
-        return this->INHERITED::clipPath(path, op, doAA);
+        this->INHERITED::onClipPath(path, op, edgeStyle);
     }
 }
 
 int SkPictureRecord::recordClipPath(int pathID, SkRegion::Op op, bool doAA) {
     // op + path index + clip params
     uint32_t size = 3 * kUInt32Size;
 #ifdef SK_COLLAPSE_MATRIX_CLIP_STATE
     size += kUInt32Size;    // + restore offset
 #else
     // recordRestoreOffsetPlaceholder doesn't always write an offset
     if (!fRestoreOffsetStack.isEmpty()) {
         // + restore offset
         size += kUInt32Size;
     }
 #endif
     size_t initialOffset = this->addDraw(CLIP_PATH, &size);
     this->addInt(pathID);
     this->addInt(ClipParams_pack(op, doAA));
     int offset = recordRestoreOffsetPlaceholder(op);
     this->validate(initialOffset, size);
     return offset;
 }
 
-bool SkPictureRecord::clipRegion(const SkRegion& region, SkRegion::Op op) {
+void SkPictureRecord::onClipRegion(const SkRegion& region, SkRegion::Op op) {
 
 #ifdef SK_COLLAPSE_MATRIX_CLIP_STATE
     fMCMgr.clipRegion(region, op);
 #else
     this->recordClipRegion(region, op);
 #endif
-    return this->INHERITED::clipRegion(region, op);
+    this->INHERITED::onClipRegion(region, op);
 }
 
 int SkPictureRecord::recordClipRegion(const SkRegion& region, SkRegion::Op op) {
     // op + clip params + region
     uint32_t size = 2 * kUInt32Size + region.writeToMemory(NULL);
 #ifdef SK_COLLAPSE_MATRIX_CLIP_STATE
     size += kUInt32Size;    // + restore offset
 #else
     // recordRestoreOffsetPlaceholder doesn't always write an offset
     if (!fRestoreOffsetStack.isEmpty()) {
@@ skipping 829 matching lines @@
 void SkPictureRecord::validateRegions() const {
     int count = fRegions.count();
     SkASSERT((unsigned) count < 0x1000);
     for (int index = 0; index < count; index++) {
         const SkFlatData* region = fRegions[index];
         SkASSERT(region);
 //        region->validate();
     }
 }
 #endif