Extract gpu line dashing to GrDashLinePathRenderer

src/gpu/GrAAHairLinePathRenderer.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 "GrAAHairLinePathRenderer.h"
 
 #include "GrBatch.h"
@@ skipping 619 matching lines @@
 }
 
 }
 
 ///////////////////////////////////////////////////////////////////////////////
 
 bool GrAAHairLinePathRenderer::canDrawPath(const GrDrawTarget* target,
                                            const GrPipelineBuilder* pipelineBuilder,
                                            const SkMatrix& viewMatrix,
                                            const SkPath& path,
-                                           const SkStrokeRec& stroke,
+                                           const GrStrokeInfo& stroke,
                                            bool antiAlias) const {
     if (!antiAlias) {
         return false;
     }
 
     if (!IsStrokeHairlineOrEquivalent(stroke, viewMatrix, NULL)) {
         return false;
     }
 
     if (SkPath::kLine_SegmentMask == path.getSegmentMasks() ||
@@ skipping 371 matching lines @@
             }
         }
     }
 }
 
 bool GrAAHairLinePathRenderer::onDrawPath(GrDrawTarget* target,
                                           GrPipelineBuilder* pipelineBuilder,
                                           GrColor color,
                                           const SkMatrix& viewMatrix,
                                           const SkPath& path,
-                                          const SkStrokeRec& stroke,
+                                          const GrStrokeInfo& stroke,
                                           bool) {
     if (!fLinesIndexBuffer || !fQuadsIndexBuffer) {
         SkDebugf("unable to allocate indices\n");
         return false;
     }
 
     SkScalar hairlineCoverage;
     uint8_t newCoverage = 0xff;
     if (IsStrokeHairlineOrEquivalent(stroke, viewMatrix, &hairlineCoverage)) {
         newCoverage = SkScalarRoundToInt(hairlineCoverage * 0xff);
@@ skipping 16 matching lines @@
     geometry.fPath = path;
     SkDEBUGCODE(geometry.fDevBounds = devRect;)
     geometry.fDevClipBounds = devClipBounds;
 
     SkAutoTUnref<GrBatch> batch(AAHairlineBatch::Create(geometry, fLinesIndexBuffer,
                                                         fQuadsIndexBuffer));
     target->drawBatch(pipelineBuilder, batch, &devRect);
 
     return true;
 }