VR: Implement Omnibox input targeting.

chrome/browser/android/vr_shell/ui_scene_manager.cc

 // Copyright 2017 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 "chrome/browser/android/vr_shell/ui_scene_manager.h"
 
 #include "base/callback.h"
 #include "base/memory/ptr_util.h"
 #include "chrome/browser/android/vr_shell/textures/ui_texture.h"
 #include "chrome/browser/android/vr_shell/ui_elements/audio_capture_indicator.h"
@@ skipping 13 matching lines @@
 namespace {
 
 static constexpr int kWarningTimeoutSeconds = 30;
 static constexpr float kWarningDistance = 0.7;
 static constexpr float kWarningAngleRadians = 16.3 * M_PI / 180.0;
 static constexpr float kPermanentWarningHeight = 0.070f;
 static constexpr float kPermanentWarningWidth = 0.224f;
 static constexpr float kTransientWarningHeight = 0.160;
 static constexpr float kTransientWarningWidth = 0.512;
 
-static constexpr float kContentWidth = 2.4;
-static constexpr float kContentHeight = 1.6;
 static constexpr float kContentDistance = 2.5;
-static constexpr float kContentVerticalOffset = -0.26;
+static constexpr float kContentWidth = 0.96 * kContentDistance;
+static constexpr float kContentHeight = 0.64 * kContentDistance;
+static constexpr float kContentVerticalOffset = -0.1 * kContentDistance;
 static constexpr float kBackplaneSize = 1000.0;
 static constexpr float kBackgroundDistanceMultiplier = 1.414;
 
+static constexpr float kUrlBarDistance = 2.4;
+static constexpr float kUrlBarWidth = 0.672 * kUrlBarDistance;
+static constexpr float kUrlBarHeight = 0.088 * kUrlBarDistance;
+static constexpr float kUrlBarVerticalOffset = -0.516 * kUrlBarDistance;
+
+static constexpr float kLoadingIndicatorWidth = 0.24 * kUrlBarDistance;
+static constexpr float kLoadingIndicatorHeight = 0.008 * kUrlBarDistance;
+static constexpr float kLoadingIndicatorOffset =
+    -0.016 * kUrlBarDistance - kLoadingIndicatorHeight / 2;
+
 static constexpr float kFullscreenWidth = 2.88;
 static constexpr float kFullscreenHeight = 1.62;
 static constexpr float kFullscreenDistance = 3;
 static constexpr float kFullscreenVerticalOffset = -0.26;
 static constexpr vr::Colorf kFullscreenBackgroundColor = {0.1, 0.1, 0.1, 1.0};
 
 static constexpr float kSceneSize = 25.0;
 static constexpr float kSceneHeight = 4.0;
 static constexpr int kFloorGridlineCount = 40;
 static constexpr vr::Colorf kBackgroundHorizonColor = {0.57, 0.57, 0.57, 1.0};
@@ skipping 157 matching lines @@
   control_elements_.push_back(element.get());
   scene_->AddUiElement(std::move(element));
 
   scene_->SetBackgroundColor(kBackgroundHorizonColor);
 }
 
 void UiSceneManager::CreateUrlBar() {
   // TODO(cjgrant): Incorporate final size and position.
   auto url_bar = base::MakeUnique<UrlBar>(512);
   url_bar->set_id(AllocateId());
-  url_bar->set_translation({0, -0.9, -1.8});
-  url_bar->set_size({0.9, 0, 1});
+  url_bar->set_translation({0, kUrlBarVerticalOffset, -kUrlBarDistance});
+  url_bar->set_size({kUrlBarWidth, kUrlBarHeight, 1});
   url_bar->SetBackButtonCallback(
       base::Bind(&UiSceneManager::OnBackButtonClicked, base::Unretained(this)));
   url_bar_ = url_bar.get();
   control_elements_.push_back(url_bar.get());
   scene_->AddUiElement(std::move(url_bar));
 
   auto indicator = base::MakeUnique<LoadingIndicator>(256);
   indicator->set_id(AllocateId());
-  indicator->set_translation({0, -0.8, -1.8});
-  indicator->set_size({0.4, 0, 1});
+  indicator->set_translation({0, 0, kLoadingIndicatorOffset});
+  indicator->set_size({kLoadingIndicatorWidth, kLoadingIndicatorHeight, 1});
+  indicator->set_parent_id(url_bar_->id());
+  indicator->set_y_anchoring(YAnchoring::YTOP);
   loading_indicator_ = indicator.get();
   control_elements_.push_back(indicator.get());
   scene_->AddUiElement(std::move(indicator));
 }
 
 void UiSceneManager::CreateCloseButton() {
   std::unique_ptr<CloseButton> element =
       base::MakeUnique<CloseButton>(base::Bind(
           &UiSceneManager::OnCloseButtonClicked, base::Unretained(this)));
   element->set_id(AllocateId());
@@ skipping 109 matching lines @@
 void UiSceneManager::SetHistoryButtonsEnabled(bool can_go_back,
                                               bool can_go_forward) {}
 
 void UiSceneManager::OnCloseButtonClicked() {}
 
 int UiSceneManager::AllocateId() {
   return next_available_id_++;
 }
 
 }  // namespace vr_shell