| // Copyright (c) 2010 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 "ppapi/cpp/dev/zoom_dev.h" |
| |
| #include "ppapi/c/dev/ppb_zoom_dev.h" |
| #include "ppapi/cpp/instance.h" |
| #include "ppapi/cpp/instance_handle.h" |
| #include "ppapi/cpp/module.h" |
| #include "ppapi/cpp/module_impl.h" |
| |
| namespace pp { |
| |
| namespace { |
| |
| static const char kPPPZoomInterface[] = PPP_ZOOM_DEV_INTERFACE; |
| |
| void Zoom(PP_Instance instance, |
| double factor, |
| PP_Bool text_only) { |
| void* object = Instance::GetPerInstanceObject(instance, kPPPZoomInterface); |
| if (!object) |
| return; |
| static_cast<Zoom_Dev*>(object)->Zoom(factor, PP_ToBool(text_only)); |
| } |
| |
| const PPP_Zoom_Dev ppp_zoom = { |
| &Zoom |
| }; |
| |
| template <> const char* interface_name<PPB_Zoom_Dev>() { |
| return PPB_ZOOM_DEV_INTERFACE; |
| } |
| |
| } // namespace |
| |
| Zoom_Dev::Zoom_Dev(Instance* instance) : associated_instance_(instance) { |
| Module::Get()->AddPluginInterface(kPPPZoomInterface, &ppp_zoom); |
| instance->AddPerInstanceObject(kPPPZoomInterface, this); |
| } |
| |
| Zoom_Dev::~Zoom_Dev() { |
| Instance::RemovePerInstanceObject(associated_instance_, |
| kPPPZoomInterface, this); |
| } |
| |
| void Zoom_Dev::ZoomChanged(double factor) { |
| if (has_interface<PPB_Zoom_Dev>()) |
| get_interface<PPB_Zoom_Dev>()->ZoomChanged( |
| associated_instance_.pp_instance(), factor); |
| } |
| |
| void Zoom_Dev::ZoomLimitsChanged(double minimum_factor, |
| double maximium_factor) { |
| if (!has_interface<PPB_Zoom_Dev>()) |
| return; |
| get_interface<PPB_Zoom_Dev>()->ZoomLimitsChanged( |
| associated_instance_.pp_instance(), minimum_factor, maximium_factor); |
| } |
| |
| } // namespace pp |