ppapi_simple

native_client_sdk/src/libraries/ppapi_main/ppapi_instance2d.cc

-// Copyright (c) 2013 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include <stdio.h>
-
-#include "ppapi/cpp/graphics_2d.h"
-#include "ppapi/cpp/message_loop.h"
-#include "ppapi/cpp/size.h"
-#include "ppapi/cpp/var.h"
-
-#include "ppapi/utility/completion_callback_factory.h"
-
-#include "ppapi_main/ppapi_instance2d.h"
-#include "ppapi_main/ppapi_main.h"
-
-
-void* PPAPI_CreateInstance2D(PP_Instance inst, const char *args[]) {
-  return static_cast<void*>(new PPAPIInstance2D(inst, args));
-}
-
-
-PPAPIInstance2D* PPAPIInstance2D::GetInstance2D() {
-  return static_cast<PPAPIInstance2D*>(PPAPI_GetInstanceObject());
-}
-
-
-void PPAPIInstance2D::Flushed(int result) {
-  if (result != 0) {
-    printf("Flush result=%d.\n", result);
-  }
-
-  if (is_context_bound_) {
-    Render(device_context_.pp_resource(), size_.width(), size_.height());
-
-    int result;
-    result = device_context_.Flush(callback_factory_.NewCallback(
-                                         &PPAPIInstance::Flushed));
-    if (result == PP_OK_COMPLETIONPENDING) return;
-    printf("Failed Flush with %d.\n", result);
-  }
-
-  // Failed to draw, so add a callback for the future.  This could
-  // an application choice or the browser dealing with an event such as
-  // fullscreen toggle.  We add a delay of 100ms (to prevent burnning CPU
-  // in cases where the context will not be available for a while.
-  pp::MessageLoop::GetCurrent().PostWork(callback_factory_.NewCallback(
-                                         &PPAPIInstance::Flushed), 100);
-}
-
-void PPAPIInstance2D::BuildContext(int32_t result, const pp::Size& new_size) {
-  printf("Building context.\n");
-
-  size_ = new_size;
-  device_context_ = pp::Graphics2D(this, size_ ,true);
-  printf("Got Context!\n");
-
-  is_context_bound_ = BindGraphics(device_context_);
-  printf("Context is bound=%d\n", is_context_bound_);
-
-  if (is_context_bound_) {
-    PPAPIBuildContext(size_.width(), size_.height());
-    device_context_.Flush(callback_factory_.NewCallback(
-                          &PPAPIInstance::Flushed));
-  } else {
-    fprintf(stderr, "Failed to bind context for %dx%d.\n", size_.width(),
-            size_.height());
-  }
-}
-
-// The default implementation calls the 'C' render function.
-void PPAPIInstance2D::Render(PP_Resource ctx, uint32_t width,
-                             uint32_t height) {
-  PPAPIRender(ctx, width, height);
-}
-
-PPAPIInstance2D::PPAPIInstance2D(PP_Instance instance, const char *args[])
-    : PPAPIInstance(instance, args) {
-}
-
-
-PPAPIInstance2D::~PPAPIInstance2D() {
-  if (is_context_bound_) {
-    is_context_bound_ = false;
-    // Cleanup code?
-  }
-}