Rendering Insecure WebVR Warnings into a texture with Skia.

chrome/browser/android/vr_shell/textures/insecure_content_permanent_texture.cc

Index: chrome/browser/android/vr_shell/textures/insecure_content_permanent_texture.cc
diff --git a/chrome/browser/android/vr_shell/textures/insecure_content_permanent_texture.cc b/chrome/browser/android/vr_shell/textures/insecure_content_permanent_texture.cc
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index 0000000000000000000000000000000000000000..ef4c0c416195155da802af8cee21dd40de9d3e25
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+++ b/chrome/browser/android/vr_shell/textures/insecure_content_permanent_texture.cc
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+// 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/textures/insecure_content_permanent_texture.h"
+
+#include "cc/paint/skia_paint_canvas.h"
+#include "chrome/grit/generated_resources.h"
+#include "ui/base/l10n/l10n_util.h"
+#include "ui/gfx/canvas.h"
+#include "ui/gfx/geometry/rect.h"
+#include "ui/gfx/geometry/vector2d.h"
+#include "ui/gfx/paint_vector_icon.h"
+#include "ui/gfx/vector_icon_types.h"
+#include "ui/vector_icons/vector_icons.h"
+
+namespace vr_shell {
+
+namespace {
+
+const SkColor kBackgroundColor = SK_ColorWHITE;
+const SkColor kForegroundColor = 0xFF444444;
+
+}  // namespace
+
+InsecureContentPermanentTexture::InsecureContentPermanentTexture(
+    int texture_handle,
+    int texture_size)
+    : UITexture(texture_handle, texture_size) {
+  // Ensuring height is a quarter of the width.
+  DCHECK(texture_size_ % 4 == 0);
+  height_ = texture_size_ / 4;
+}
+
+InsecureContentPermanentTexture::~InsecureContentPermanentTexture() = default;
+
+void InsecureContentPermanentTexture::Draw(gfx::Canvas* canvas) {
+  cc::PaintFlags flags;
+  flags.setColor(kBackgroundColor);
+  canvas->DrawRoundRect(gfx::Rect(texture_size_, height_), height_ * 0.1,
+                        flags);
+  canvas->Save();
+  canvas->Translate({height_ * 0.1, height_ * 0.1});
+  PaintVectorIcon(canvas, ui::kInfoOutlineIcon, height_ * 0.8,
+                  kForegroundColor);
+  canvas->Restore();
+  canvas->Save();
+  canvas->Translate({height_, height_ * 0.1});
+  // TODO(acondor): Draw text IDS_PAGE_INFO_INSECURE_WEBVR_CONTENT_PERMANENT.
+  canvas->Restore();
+}
+
+void InsecureContentPermanentTexture::SetSize() {
+  size_.SetSize(texture_size_, height_);
+}
+
+}  // namespace vr_shell