1 // Copyright (c) 2010 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 "ppapi/cpp/dev/zoom_dev.h"
6
7 #include "ppapi/c/dev/ppb_zoom_dev.h"
8 #include "ppapi/cpp/instance.h"
9 #include "ppapi/cpp/instance_handle.h"
10 #include "ppapi/cpp/module.h"
11 #include "ppapi/cpp/module_impl.h"
12
13 namespace pp {
14
15 namespace {
16
17 static const char kPPPZoomInterface[] = PPP_ZOOM_DEV_INTERFACE;
18
Zoom(PP_Instance instance,double factor,PP_Bool text_only)19 void Zoom(PP_Instance instance,
20 double factor,
21 PP_Bool text_only) {
22 void* object = Instance::GetPerInstanceObject(instance, kPPPZoomInterface);
23 if (!object)
24 return;
25 static_cast<Zoom_Dev*>(object)->Zoom(factor, PP_ToBool(text_only));
26 }
27
28 const PPP_Zoom_Dev ppp_zoom = {
29 &Zoom
30 };
31
interface_name()32 template <> const char* interface_name<PPB_Zoom_Dev>() {
33 return PPB_ZOOM_DEV_INTERFACE;
34 }
35
36 } // namespace
37
Zoom_Dev(Instance * instance)38 Zoom_Dev::Zoom_Dev(Instance* instance) : associated_instance_(instance) {
39 Module::Get()->AddPluginInterface(kPPPZoomInterface, &ppp_zoom);
40 instance->AddPerInstanceObject(kPPPZoomInterface, this);
41 }
42
~Zoom_Dev()43 Zoom_Dev::~Zoom_Dev() {
44 Instance::RemovePerInstanceObject(associated_instance_,
45 kPPPZoomInterface, this);
46 }
47
ZoomChanged(double factor)48 void Zoom_Dev::ZoomChanged(double factor) {
49 if (has_interface<PPB_Zoom_Dev>())
50 get_interface<PPB_Zoom_Dev>()->ZoomChanged(
51 associated_instance_.pp_instance(), factor);
52 }
53
ZoomLimitsChanged(double minimum_factor,double maximium_factor)54 void Zoom_Dev::ZoomLimitsChanged(double minimum_factor,
55 double maximium_factor) {
56 if (!has_interface<PPB_Zoom_Dev>())
57 return;
58 get_interface<PPB_Zoom_Dev>()->ZoomLimitsChanged(
59 associated_instance_.pp_instance(), minimum_factor, maximium_factor);
60 }
61
62 } // namespace pp
63