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      1 // Copyright (c) 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 "gpu/command_buffer/service/image_manager.h"
      6 
      7 #include "base/logging.h"
      8 #include "ui/gl/gl_image.h"
      9 
     10 namespace gpu {
     11 namespace gles2 {
     12 
     13 ImageManager::ImageManager() {
     14 }
     15 
     16 ImageManager::~ImageManager() {
     17 }
     18 
     19 void ImageManager::Destroy(bool have_context) {
     20   for (GLImageMap::const_iterator iter = images_.begin(); iter != images_.end();
     21        ++iter)
     22     iter->second.get()->Destroy(have_context);
     23   images_.clear();
     24 }
     25 
     26 void ImageManager::AddImage(gfx::GLImage* image, int32 service_id) {
     27   DCHECK(images_.find(service_id) == images_.end());
     28   images_[service_id] = image;
     29 }
     30 
     31 void ImageManager::RemoveImage(int32 service_id) {
     32   GLImageMap::iterator iter = images_.find(service_id);
     33   DCHECK(iter != images_.end());
     34   iter->second.get()->Destroy(true);
     35   images_.erase(iter);
     36 }
     37 
     38 gfx::GLImage* ImageManager::LookupImage(int32 service_id) {
     39   GLImageMap::const_iterator iter = images_.find(service_id);
     40   if (iter != images_.end())
     41     return iter->second.get();
     42 
     43   return NULL;
     44 }
     45 
     46 }  // namespace gles2
     47 }  // namespace gpu
     48