cc/input/pinch_zoom_scrollbar_painter.cc

   1 // Copyright 2013 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 "cc/input/pinch_zoom_scrollbar_painter.h"
   6
   7 #include "third_party/skia/include/core/SkCanvas.h"
   8 #include "ui/gfx/rect.h"
   9
  10 namespace cc {
  11
  12 PinchZoomScrollbarPainter::~PinchZoomScrollbarPainter() {}
  13
  14 void PinchZoomScrollbarPainter::PaintScrollbarBackground(
  15     SkCanvas* canvas,
  16     gfx::Rect rect) {
  17 }
  18
  19 void PinchZoomScrollbarPainter::PaintTrackBackground(
  20     SkCanvas* canvas,
  21     gfx::Rect rect) {
  22 }
  23
  24 void PinchZoomScrollbarPainter::PaintBackTrackPart(
  25     SkCanvas* canvas,
  26     gfx::Rect rect) {
  27 }
  28
  29 void PinchZoomScrollbarPainter::PaintForwardTrackPart(
  30     SkCanvas* canvas,
  31     gfx::Rect rect) {
  32 }
  33
  34 void PinchZoomScrollbarPainter::PaintBackButtonStart(
  35     SkCanvas* canvas,
  36     gfx::Rect rect) {
  37 }
  38
  39 void PinchZoomScrollbarPainter::PaintBackButtonEnd(
  40     SkCanvas* canvas,
  41     gfx::Rect rect) {
  42 }
  43
  44 void PinchZoomScrollbarPainter::PaintForwardButtonStart(
  45     SkCanvas* canvas,
  46     gfx::Rect rect) {
  47 }
  48
  49 void PinchZoomScrollbarPainter::PaintForwardButtonEnd(
  50     SkCanvas* canvas,
  51     gfx::Rect rect) {
  52 }
  53
  54 void PinchZoomScrollbarPainter::PaintTickmarks(
  55     SkCanvas* canvas,
  56     gfx::Rect rect) {
  57 }
  58
  59 void PinchZoomScrollbarPainter::PaintThumb(
  60     SkCanvas* canvas,
  61     gfx::Rect thumb_rect) {
  62   canvas->clear(SkColorSetARGB(0, 0, 0, 0));
  63   SkPaint paint;
  64
  65   // TODO(wjmaclean): currently the pinch-zoom overlay scrollbars are
  66   // drawn as grey, but need to check this with UX design.
  67   paint.setColor(SkColorSetARGB(128, 32, 32, 32));
  68   SkScalar border = 2;
  69   SkScalar corner_radius = 2;
  70   SkRect rect = SkRect::MakeXYWH(border, border,
  71                                  thumb_rect.width() - 2 * border,
  72                                  thumb_rect.height() - 2 * border);
  73   canvas->drawRoundRect(rect, corner_radius, corner_radius, paint);
  74 }
  75
  76 }  // namespace cc