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      1 // Copyright 2014 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 "ui/base/cursor/cursor_loader_ozone.h"
      6 
      7 #include "ui/base/cursor/cursor.h"
      8 #include "ui/base/resource/resource_bundle.h"
      9 #include "ui/gfx/image/image_skia.h"
     10 #include "ui/ozone/public/cursor_factory_ozone.h"
     11 
     12 namespace ui {
     13 
     14 CursorLoaderOzone::CursorLoaderOzone() {}
     15 
     16 CursorLoaderOzone::~CursorLoaderOzone() {}
     17 
     18 void CursorLoaderOzone::LoadImageCursor(int id,
     19                                         int resource_id,
     20                                         const gfx::Point& hot) {
     21   const gfx::ImageSkia* image =
     22       ResourceBundle::GetSharedInstance().GetImageSkiaNamed(resource_id);
     23   const gfx::ImageSkiaRep& image_rep =
     24       image->GetRepresentation(scale());
     25   SkBitmap bitmap = image_rep.sk_bitmap();
     26   cursors_[id] =
     27       CursorFactoryOzone::GetInstance()->CreateImageCursor(bitmap, hot);
     28 }
     29 
     30 void CursorLoaderOzone::LoadAnimatedCursor(int id,
     31                                            int resource_id,
     32                                            const gfx::Point& hot,
     33                                            int frame_delay_ms) {
     34   // TODO(dnicoara) Add support: crbug.com/343245
     35   NOTIMPLEMENTED();
     36 }
     37 
     38 void CursorLoaderOzone::UnloadAll() {
     39   for (ImageCursorMap::const_iterator it = cursors_.begin();
     40        it != cursors_.end();
     41        ++it)
     42     CursorFactoryOzone::GetInstance()->UnrefImageCursor(it->second);
     43   cursors_.clear();
     44 }
     45 
     46 void CursorLoaderOzone::SetPlatformCursor(gfx::NativeCursor* cursor) {
     47   int native_type = cursor->native_type();
     48   PlatformCursor platform;
     49 
     50   if (cursors_.count(native_type)) {
     51     // An image cursor is loaded for this type.
     52     platform = cursors_[native_type];
     53   } else if (native_type == kCursorCustom) {
     54     // The platform cursor was already set via WebCursor::GetPlatformCursor.
     55     platform = cursor->platform();
     56   } else {
     57     // Use default cursor of this type.
     58     platform = CursorFactoryOzone::GetInstance()->GetDefaultCursor(native_type);
     59   }
     60 
     61   cursor->SetPlatformCursor(platform);
     62 }
     63 
     64 CursorLoader* CursorLoader::Create() {
     65   return new CursorLoaderOzone();
     66 }
     67 
     68 }  // namespace ui
     69