[MD] re-skin extension browser action badges

chrome/common/badge_util.cc

Index: chrome/common/badge_util.cc
diff --git a/chrome/common/badge_util.cc b/chrome/common/badge_util.cc
deleted file mode 100644
index 66497dbdd9239433c44049759373ac7ddb231d85..0000000000000000000000000000000000000000
--- a/chrome/common/badge_util.cc
+++ /dev/null
@@ -1,183 +0,0 @@
-// Copyright (c) 2012 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/common/badge_util.h"
-
-#include <cmath>
-
-#include "base/logging.h"
-#include "base/strings/utf_string_conversions.h"
-#include "third_party/skia/include/core/SkPaint.h"
-#include "third_party/skia/include/core/SkTypeface.h"
-#include "ui/base/resource/resource_bundle.h"
-#include "ui/gfx/canvas.h"
-#include "ui/gfx/font.h"
-#include "ui/gfx/geometry/rect.h"
-#include "ui/gfx/geometry/size.h"
-#include "ui/resources/grit/ui_resources.h"
-
-namespace {
-
-// Different platforms need slightly different constants to look good.
-// TODO(devlin): Comb through these and see if they are all still needed/
-// appropriate.
-#if defined(OS_WIN)
-const float kTextSize = 10;
-// The padding between the top of the badge and the top of the text.
-const int kTopTextPadding = -1;
-#elif defined(OS_MACOSX)
-const float kTextSize = 9.0;
-const int kTopTextPadding = 0;
-#elif defined(OS_CHROMEOS)
-const float kTextSize = 8.0;
-const int kTopTextPadding = 1;
-#elif defined(OS_POSIX)
-const float kTextSize = 9.0;
-const int kTopTextPadding = 0;
-#endif
-
-const int kPadding = 2;
-const int kBadgeHeight = 11;
-const int kMaxTextWidth = 23;
-
-// The minimum width for center-aligning the badge.
-const int kCenterAlignThreshold = 20;
-
-}  // namespace
-
-namespace badge_util {
-
-SkPaint* GetBadgeTextPaintSingleton() {
-#if defined(OS_MACOSX)
-  const char kPreferredTypeface[] = "Helvetica Bold";
-#else
-  const char kPreferredTypeface[] = "Arial";
-#endif
-
-  static SkPaint* text_paint = NULL;
-  if (!text_paint) {
-    text_paint = new SkPaint;
-    text_paint->setAntiAlias(true);
-    text_paint->setTextAlign(SkPaint::kLeft_Align);
-
-    skia::RefPtr<SkTypeface> typeface = skia::AdoptRef(
-        SkTypeface::CreateFromName(kPreferredTypeface, SkTypeface::kBold));
-    // Skia doesn't do any font fallback---if the user is missing the font then
-    // typeface will be NULL. If we don't do manual fallback then we'll crash.
-    if (typeface) {
-      text_paint->setFakeBoldText(true);
-    } else {
-      // Fall back to the system font. We don't bold it because we aren't sure
-      // how it will look.
-      // For the most part this code path will only be hit on Linux systems
-      // that don't have Arial.
-      ResourceBundle& rb = ResourceBundle::GetSharedInstance();
-      const gfx::Font& base_font = rb.GetFont(ResourceBundle::BaseFont);
-      typeface = skia::AdoptRef(SkTypeface::CreateFromName(
-          base_font.GetFontName().c_str(), SkTypeface::kNormal));
-      DCHECK(typeface);
-    }
-
-    text_paint->setTypeface(typeface.get());
-    // |text_paint| adds its own ref. Release the ref from CreateFontName.
-  }
-  return text_paint;
-}
-
-void PaintBadge(gfx::Canvas* canvas,
-                const gfx::Rect& bounds,
-                const std::string& text,
-                const SkColor& text_color_in,
-                const SkColor& background_color_in,
-                int icon_width) {
-  if (text.empty())
-    return;
-
-  SkColor text_color = text_color_in;
-  if (SkColorGetA(text_color_in) == 0x00)
-    text_color = SK_ColorWHITE;
-
-  SkColor background_color = background_color_in;
-  if (SkColorGetA(background_color_in) == 0x00)
-      background_color = SkColorSetARGB(255, 218, 0, 24);
-
-  canvas->Save();
-
-  SkPaint* text_paint = badge_util::GetBadgeTextPaintSingleton();
-  text_paint->setColor(text_color);
-  float scale = canvas->image_scale();
-
-  // Calculate text width. Font width may not be linear with respect to the
-  // scale factor (e.g. when hinting is applied), so we need to use the font
-  // size that canvas actually uses when drawing a text.
-  text_paint->setTextSize(SkFloatToScalar(kTextSize) * scale);
-  SkScalar sk_text_width_in_pixel =
-      text_paint->measureText(text.c_str(), text.size());
-  text_paint->setTextSize(SkFloatToScalar(kTextSize));
-
-  // We clamp the width to a max size. SkPaint::measureText returns the width in
-  // pixel (as a result of scale multiplier), so convert sk_text_width_in_pixel
-  // back to DIP (density independent pixel) first.
-  int text_width =
-      std::min(kMaxTextWidth,
-               static_cast<int>(
-                   std::ceil(SkScalarToFloat(sk_text_width_in_pixel) / scale)));
-
-  // Calculate badge size. It is clamped to a min width just because it looks
-  // silly if it is too skinny.
-  int badge_width = text_width + kPadding * 2;
-  // Force the pixel width of badge to be either odd (if the icon width is odd)
-  // or even otherwise. If there is a mismatch you get http://crbug.com/26400.
-  if (icon_width != 0 && (badge_width % 2 != icon_width % 2))
-    badge_width += 1;
-  badge_width = std::max(kBadgeHeight, badge_width);
-
-  // Paint the badge background color in the right location. It is usually
-  // right-aligned, but it can also be center-aligned if it is large.
-  int rect_height = kBadgeHeight;
-  int rect_y = bounds.bottom() - kBadgeHeight;
-  int rect_width = badge_width;
-  int rect_x = (badge_width >= kCenterAlignThreshold) ?
-      bounds.x() + (bounds.width() - badge_width) / 2 :
-      bounds.right() - badge_width;
-  gfx::Rect rect(rect_x, rect_y, rect_width, rect_height);
-
-  SkPaint rect_paint;
-  rect_paint.setStyle(SkPaint::kFill_Style);
-  rect_paint.setAntiAlias(true);
-  rect_paint.setColor(background_color);
-  canvas->DrawRoundRect(rect, 2, rect_paint);
-
-  // Overlay the gradient. It is stretchy, so we do this in three parts.
-  ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
-  gfx::ImageSkia* gradient_left = rb.GetImageSkiaNamed(
-      IDR_BROWSER_ACTION_BADGE_LEFT);
-  gfx::ImageSkia* gradient_right = rb.GetImageSkiaNamed(
-      IDR_BROWSER_ACTION_BADGE_RIGHT);
-  gfx::ImageSkia* gradient_center = rb.GetImageSkiaNamed(
-      IDR_BROWSER_ACTION_BADGE_CENTER);
-
-  canvas->DrawImageInt(*gradient_left, rect.x(), rect.y());
-  canvas->TileImageInt(*gradient_center,
-      rect.x() + gradient_left->width(),
-      rect.y(),
-      rect.width() - gradient_left->width() - gradient_right->width(),
-      rect.height());
-  canvas->DrawImageInt(*gradient_right,
-      rect.right() - gradient_right->width(), rect.y());
-
-  // Finally, draw the text centered within the badge. We set a clip in case the
-  // text was too large.
-  rect.Inset(kPadding, 0);
-  canvas->ClipRect(rect);
-  canvas->sk_canvas()->drawText(
-      text.c_str(), text.size(),
-      SkFloatToScalar(rect.x() +
-                      static_cast<float>(rect.width() - text_width) / 2),
-      SkFloatToScalar(rect.y() + kTextSize + kTopTextPadding),
-      *text_paint);
-  canvas->Restore();
-}
-
-}  // namespace badge_util