cc/test/fake_content_layer_client.cc

   1 // Copyright 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "cc/test/fake_content_layer_client.h"
   6
   7 #include "cc/playback/clip_display_item.h"
   8 #include "cc/playback/drawing_display_item.h"
   9 #include "cc/playback/transform_display_item.h"
  10 #include "third_party/skia/include/core/SkCanvas.h"
  11 #include "third_party/skia/include/core/SkPictureRecorder.h"
  12 #include "ui/gfx/skia_util.h"
  13
  14 namespace cc {
  15
  16 FakeContentLayerClient::BitmapData::BitmapData(const SkBitmap& bitmap,
  17                                                const gfx::Point& point,
  18                                                const SkPaint& paint)
  19     : bitmap(bitmap), point(point), paint(paint) {
  20 }
  21
  22 FakeContentLayerClient::BitmapData::BitmapData(const SkBitmap& bitmap,
  23                                                const gfx::Transform& transform,
  24                                                const SkPaint& paint)
  25     : bitmap(bitmap), transform(transform), paint(paint) {
  26 }
  27
  28 FakeContentLayerClient::BitmapData::~BitmapData() {
  29 }
  30
  31 FakeContentLayerClient::FakeContentLayerClient()
  32     : fill_with_nonsolid_color_(false), last_canvas_(NULL) {
  33 }
  34
  35 FakeContentLayerClient::~FakeContentLayerClient() {
  36 }
  37
  38 void FakeContentLayerClient::PaintContents(
  39     SkCanvas* canvas,
  40     const gfx::Rect& paint_rect,
  41     PaintingControlSetting painting_control) {
  42   last_canvas_ = canvas;
  43   last_painting_control_ = painting_control;
  44
  45   canvas->clipRect(gfx::RectToSkRect(paint_rect));
  46   for (RectPaintVector::const_iterator it = draw_rects_.begin();
  47       it != draw_rects_.end(); ++it) {
  48     const gfx::RectF& draw_rect = it->first;
  49     const SkPaint& paint = it->second;
  50     canvas->drawRectCoords(draw_rect.x(),
  51                            draw_rect.y(),
  52                            draw_rect.right(),
  53                            draw_rect.bottom(),
  54                            paint);
  55   }
  56
  57   for (BitmapVector::const_iterator it = draw_bitmaps_.begin();
  58       it != draw_bitmaps_.end(); ++it) {
  59     canvas->drawBitmap(it->bitmap, it->point.x(), it->point.y(), &it->paint);
  60   }
  61
  62   if (fill_with_nonsolid_color_) {
  63     gfx::RectF draw_rect = paint_rect;
  64     bool red = true;
  65     while (!draw_rect.IsEmpty()) {
  66       SkPaint paint;
  67       paint.setColor(red ? SK_ColorRED : SK_ColorBLUE);
  68       canvas->drawRect(gfx::RectFToSkRect(draw_rect), paint);
  69       draw_rect.Inset(1, 1);
  70     }
  71   }
  72 }
  73
  74 scoped_refptr<DisplayItemList>
  75 FakeContentLayerClient::PaintContentsToDisplayList(
  76     const gfx::Rect& clip,
  77     PaintingControlSetting painting_control) {
  78   // Cached picture is used because unit tests expect to be able to
  79   // use GatherPixelRefs.
  80   const bool use_cached_picture = true;
  81   scoped_refptr<DisplayItemList> display_list =
  82       DisplayItemList::Create(clip, use_cached_picture);
  83   SkPictureRecorder recorder;
  84   skia::RefPtr<SkCanvas> canvas;
  85   skia::RefPtr<SkPicture> picture;
  86   auto* item = display_list->CreateAndAppendItem<ClipDisplayItem>();
  87   item->SetNew(clip, std::vector<SkRRect>());
  88
  89   for (RectPaintVector::const_iterator it = draw_rects_.begin();
  90        it != draw_rects_.end(); ++it) {
  91     const gfx::RectF& draw_rect = it->first;
  92     const SkPaint& paint = it->second;
  93     canvas =
  94         skia::SharePtr(recorder.beginRecording(gfx::RectFToSkRect(draw_rect)));
  95     canvas->drawRectCoords(draw_rect.x(), draw_rect.y(), draw_rect.width(),
  96                            draw_rect.height(), paint);
  97     picture = skia::AdoptRef(recorder.endRecordingAsPicture());
  98     auto* item = display_list->CreateAndAppendItem<DrawingDisplayItem>();
  99     item->SetNew(picture.Pass());
 100   }
 101
 102   for (BitmapVector::const_iterator it = draw_bitmaps_.begin();
 103        it != draw_bitmaps_.end(); ++it) {
 104     if (!it->transform.IsIdentity()) {
 105       auto* item = display_list->CreateAndAppendItem<TransformDisplayItem>();
 106       item->SetNew(it->transform);
 107     }
 108     canvas = skia::SharePtr(
 109         recorder.beginRecording(it->bitmap.width(), it->bitmap.height()));
 110     canvas->drawBitmap(it->bitmap, it->point.x(), it->point.y(), &it->paint);
 111     picture = skia::AdoptRef(recorder.endRecordingAsPicture());
 112     auto* item = display_list->CreateAndAppendItem<DrawingDisplayItem>();
 113     item->SetNew(picture.Pass());
 114     if (!it->transform.IsIdentity()) {
 115       display_list->CreateAndAppendItem<EndTransformDisplayItem>();
 116     }
 117   }
 118
 119   if (fill_with_nonsolid_color_) {
 120     gfx::RectF draw_rect = clip;
 121     bool red = true;
 122     while (!draw_rect.IsEmpty()) {
 123       SkPaint paint;
 124       paint.setColor(red ? SK_ColorRED : SK_ColorBLUE);
 125       canvas = skia::SharePtr(
 126           recorder.beginRecording(gfx::RectFToSkRect(draw_rect)));
 127       canvas->drawRect(gfx::RectFToSkRect(draw_rect), paint);
 128       picture = skia::AdoptRef(recorder.endRecordingAsPicture());
 129       auto* item = display_list->CreateAndAppendItem<DrawingDisplayItem>();
 130       item->SetNew(picture.Pass());
 131       draw_rect.Inset(1, 1);
 132     }
 133   }
 134
 135   display_list->CreateAndAppendItem<EndClipDisplayItem>();
 136
 137   display_list->Finalize();
 138   return display_list;
 139 }
 140
 141 bool FakeContentLayerClient::FillsBoundsCompletely() const { return false; }
 142
 143 }  // namespace cc