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 <vector>
6
7#include "ppapi/cpp/dev/scrollbar_dev.h"
8
9#include "ppapi/cpp/instance_handle.h"
10#include "ppapi/cpp/module.h"
11#include "ppapi/cpp/module_impl.h"
12#include "ppapi/cpp/rect.h"
13
14namespace pp {
15
16namespace {
17
18template <> const char* interface_name<PPB_Scrollbar_Dev>() {
19  return PPB_SCROLLBAR_DEV_INTERFACE;
20}
21
22}  // namespace
23
24Scrollbar_Dev::Scrollbar_Dev(PP_Resource resource) : Widget_Dev(resource) {
25}
26
27Scrollbar_Dev::Scrollbar_Dev(const InstanceHandle& instance, bool vertical) {
28  if (!has_interface<PPB_Scrollbar_Dev>())
29    return;
30  PassRefFromConstructor(get_interface<PPB_Scrollbar_Dev>()->Create(
31      instance.pp_instance(), PP_FromBool(vertical)));
32}
33
34Scrollbar_Dev::Scrollbar_Dev(const Scrollbar_Dev& other)
35    : Widget_Dev(other) {
36}
37
38uint32_t Scrollbar_Dev::GetThickness() {
39  if (!has_interface<PPB_Scrollbar_Dev>())
40    return 0;
41  return get_interface<PPB_Scrollbar_Dev>()->GetThickness(pp_resource());
42}
43
44bool Scrollbar_Dev::IsOverlay() {
45  if (!has_interface<PPB_Scrollbar_Dev>())
46    return false;
47  return
48      PP_ToBool(get_interface<PPB_Scrollbar_Dev>()->IsOverlay(pp_resource()));
49}
50
51uint32_t Scrollbar_Dev::GetValue() {
52  if (!has_interface<PPB_Scrollbar_Dev>())
53    return 0;
54  return get_interface<PPB_Scrollbar_Dev>()->GetValue(pp_resource());
55}
56
57void Scrollbar_Dev::SetValue(uint32_t value) {
58  if (has_interface<PPB_Scrollbar_Dev>())
59    get_interface<PPB_Scrollbar_Dev>()->SetValue(pp_resource(), value);
60}
61
62void Scrollbar_Dev::SetDocumentSize(uint32_t size) {
63  if (has_interface<PPB_Scrollbar_Dev>())
64    get_interface<PPB_Scrollbar_Dev>()->SetDocumentSize(pp_resource(), size);
65}
66
67void Scrollbar_Dev::SetTickMarks(const Rect* tick_marks, uint32_t count) {
68  if (!has_interface<PPB_Scrollbar_Dev>())
69    return;
70
71  std::vector<PP_Rect> temp;
72  temp.resize(count);
73  for (uint32_t i = 0; i < count; ++i)
74    temp[i] = tick_marks[i];
75
76  get_interface<PPB_Scrollbar_Dev>()->SetTickMarks(
77      pp_resource(), count ? &temp[0] : NULL, count);
78}
79
80void Scrollbar_Dev::ScrollBy(PP_ScrollBy_Dev unit, int32_t multiplier) {
81  if (has_interface<PPB_Scrollbar_Dev>())
82    get_interface<PPB_Scrollbar_Dev>()->ScrollBy(pp_resource(),
83                                                 unit,
84                                                 multiplier);
85}
86
87}  // namespace pp
88