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      1 /*
      2  * Copyright 2016 Google Inc.
      3  *
      4  * Use of this source code is governed by a BSD-style license that can be
      5  * found in the LICENSE file.
      6  */
      7 
      8 #include "GrPathRenderingRenderTargetContext.h"
      9 
     10 #include "GrDrawingManager.h"
     11 
     12 #include "text/GrStencilAndCoverTextContext.h"
     13 
     14 #define ASSERT_SINGLE_OWNER \
     15     SkDEBUGCODE(GrSingleOwner::AutoEnforce debug_SingleOwner(this->singleOwner());)
     16 #define RETURN_IF_ABANDONED        if (this->drawingManager()->wasAbandoned()) { return; }
     17 
     18 void GrPathRenderingRenderTargetContext::drawText(const GrClip& clip, const SkPaint& skPaint,
     19                                                   const SkMatrix& viewMatrix, const char text[],
     20                                                   size_t byteLength, SkScalar x, SkScalar y,
     21                                                   const SkIRect& clipBounds) {
     22     ASSERT_SINGLE_OWNER
     23     RETURN_IF_ABANDONED
     24     SkDEBUGCODE(this->validate();)
     25     GR_AUDIT_TRAIL_AUTO_FRAME(this->auditTrail(), "GrPathRenderingRenderTargetContext::drawText");
     26 
     27     if (!fStencilAndCoverTextContext) {
     28         GrAtlasTextContext* fallbackContext = this->drawingManager()->getAtlasTextContext();
     29         fStencilAndCoverTextContext.reset(GrStencilAndCoverTextContext::Create(fallbackContext));
     30     }
     31 
     32     fStencilAndCoverTextContext->drawText(this->drawingManager()->getContext(), this, clip, skPaint,
     33                                           viewMatrix, this->surfaceProps(), text, byteLength, x, y,
     34                                           clipBounds);
     35 }
     36 
     37 void GrPathRenderingRenderTargetContext::drawPosText(const GrClip& clip, const SkPaint& skPaint,
     38                                                      const SkMatrix& viewMatrix, const char text[],
     39                                                      size_t byteLength, const SkScalar pos[],
     40                                                      int scalarsPerPosition, const SkPoint& offset,
     41                                                      const SkIRect& clipBounds) {
     42     ASSERT_SINGLE_OWNER
     43     RETURN_IF_ABANDONED
     44     SkDEBUGCODE(this->validate();)
     45     GR_AUDIT_TRAIL_AUTO_FRAME(this->auditTrail(),
     46                               "GrPathRenderingRenderTargetContext::drawPosText");
     47 
     48     if (!fStencilAndCoverTextContext) {
     49         GrAtlasTextContext* fallbackContext = this->drawingManager()->getAtlasTextContext();
     50         fStencilAndCoverTextContext.reset(GrStencilAndCoverTextContext::Create(fallbackContext));
     51     }
     52 
     53     fStencilAndCoverTextContext->drawPosText(
     54             this->drawingManager()->getContext(), this, clip, skPaint, viewMatrix,
     55             this->surfaceProps(), text, byteLength, pos, scalarsPerPosition, offset, clipBounds);
     56 }
     57 
     58 void GrPathRenderingRenderTargetContext::drawTextBlob(const GrClip& clip, const SkPaint& skPaint,
     59                                                       const SkMatrix& viewMatrix,
     60                                                       const SkTextBlob* blob,
     61                                                       SkScalar x, SkScalar y,
     62                                                       SkDrawFilter* filter,
     63                                                       const SkIRect& clipBounds) {
     64     ASSERT_SINGLE_OWNER
     65     RETURN_IF_ABANDONED
     66     SkDEBUGCODE(this->validate();)
     67     GR_AUDIT_TRAIL_AUTO_FRAME(this->auditTrail(),
     68                               "GrPathRenderingRenderTargetContext::drawTextBlob");
     69 
     70     if (!fStencilAndCoverTextContext) {
     71         GrAtlasTextContext* fallbackContext = this->drawingManager()->getAtlasTextContext();
     72         fStencilAndCoverTextContext.reset(GrStencilAndCoverTextContext::Create(fallbackContext));
     73     }
     74 
     75     fStencilAndCoverTextContext->drawTextBlob(this->drawingManager()->getContext(), this, clip,
     76                                               skPaint, viewMatrix, this->surfaceProps(), blob, x,
     77                                               y, filter, clipBounds);
     78 }
     79