Move ash specific cursor code to CursorManager.

ash/wm/image_cursors.cc

Index: ash/wm/image_cursors.cc
diff --git a/ash/wm/image_cursors.cc b/ash/wm/image_cursors.cc
new file mode 100644
index 0000000000000000000000000000000000000000..c55ca9fb0a1834dd76cbe1544632cead9f5e2a00
--- /dev/null
+++ b/ash/wm/image_cursors.cc
@@ -0,0 +1,106 @@
+// 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 "ash/wm/image_cursors.h"
+
+#include "base/logging.h"
+#include "ui/base/cursor/cursor_loader.h"
+#include "ui/base/cursor/cursor.h"
+#include "grit/ui_resources.h"
+
+namespace {
+
+const int kAnimatedCursorFrameDelayMs = 25;
+
+struct CursorData {
+  int id;
+  int resource_id;
+  int hot_x;
+  int hot_y;
+};
+
+// The cursor's hot points are defined in chromeos cursor images at:
+// http://folder/kuscher/projects/Chrome_OS/Pointers/focuspoint
+const CursorData kImageCursors[] = {
+  {ui::kCursorNull, IDR_AURA_CURSOR_PTR, 8, 3},

[oshima, 2012/09/07 19:52:02]

hot points differs between scale factors. See root_window_host_linux.cc.

[mazda, 2012/09/07 22:38:14]

Ugh, root_window_host_linux.cc was updated while I'm writing this CL.
I updated the code so that it can handle 2x hot points.

+  {ui::kCursorPointer, IDR_AURA_CURSOR_PTR, 8, 3},
+  {ui::kCursorNoDrop, IDR_AURA_CURSOR_NO_DROP, 3, 1},
+  {ui::kCursorNotAllowed, IDR_AURA_CURSOR_NO_DROP, 3, 1},
+  {ui::kCursorCopy, IDR_AURA_CURSOR_COPY, 3, 1},
+  {ui::kCursorHand, IDR_AURA_CURSOR_HAND, 9, 3},
+  {ui::kCursorMove, IDR_AURA_CURSOR_MOVE, 11, 11},
+  {ui::kCursorNorthEastResize, IDR_AURA_CURSOR_NORTH_EAST_RESIZE, 12, 11},
+  {ui::kCursorSouthWestResize, IDR_AURA_CURSOR_SOUTH_WEST_RESIZE, 12, 11},
+  {ui::kCursorSouthEastResize, IDR_AURA_CURSOR_SOUTH_EAST_RESIZE, 11, 11},
+  {ui::kCursorNorthWestResize, IDR_AURA_CURSOR_NORTH_WEST_RESIZE, 11, 11},
+  {ui::kCursorNorthResize, IDR_AURA_CURSOR_NORTH_RESIZE, 11, 10},
+  {ui::kCursorSouthResize, IDR_AURA_CURSOR_SOUTH_RESIZE, 11, 11},
+  {ui::kCursorEastResize, IDR_AURA_CURSOR_EAST_RESIZE, 11, 11},
+  {ui::kCursorWestResize, IDR_AURA_CURSOR_WEST_RESIZE, 11, 11},
+  {ui::kCursorIBeam, IDR_AURA_CURSOR_IBEAM, 12, 12},
+  {ui::kCursorAlias, IDR_AURA_CURSOR_ALIAS, 8, 5},
+  {ui::kCursorCell, IDR_AURA_CURSOR_CELL, 12, 11},
+  {ui::kCursorContextMenu, IDR_AURA_CURSOR_CONTEXT_MENU, 3, 1},
+  {ui::kCursorCross, IDR_AURA_CURSOR_CROSSHAIR, 12, 11},
+  {ui::kCursorHelp, IDR_AURA_CURSOR_HELP, 3, 1},
+  {ui::kCursorVerticalText, IDR_AURA_CURSOR_XTERM_HORIZ, 12, 12},
+  {ui::kCursorZoomIn, IDR_AURA_CURSOR_ZOOM_IN, 12, 12},
+  {ui::kCursorZoomOut, IDR_AURA_CURSOR_ZOOM_OUT, 11, 11},
+  {ui::kCursorRowResize, IDR_AURA_CURSOR_ROW_RESIZE, 11, 11},
+  {ui::kCursorColumnResize, IDR_AURA_CURSOR_COL_RESIZE, 11, 11},
+  {ui::kCursorEastWestResize, IDR_AURA_CURSOR_EAST_WEST_RESIZE, 11, 11},
+  {ui::kCursorNorthSouthResize, IDR_AURA_CURSOR_NORTH_SOUTH_RESIZE, 11, 11},
+  {ui::kCursorNorthEastSouthWestResize,
+   IDR_AURA_CURSOR_NORTH_EAST_SOUTH_WEST_RESIZE, 12, 11},
+  {ui::kCursorNorthWestSouthEastResize,
+   IDR_AURA_CURSOR_NORTH_WEST_SOUTH_EAST_RESIZE, 11, 11},
+};
+
+const CursorData kAnimatedCursors[] = {
+  {ui::kCursorWait, IDR_THROBBER, 7, 7},
+  {ui::kCursorProgress, IDR_THROBBER, 7, 7},
+};
+
+}  // namespace
+
+namespace ash {
+
+ImageCursors::ImageCursors()
+    : cursor_loader_(ui::CursorLoader::Create()) {
+}
+
+ImageCursors::~ImageCursors() {
+}
+
+float ImageCursors::GetDeviceScaleFactor() const {
+  return cursor_loader_->device_scale_factor();
+}
+
+void ImageCursors::SetDeviceScaleFactor(float device_scale_factor) {
+  if (GetDeviceScaleFactor() == device_scale_factor)
+    return;
+
+  cursor_loader_->UnloadAll();
+  cursor_loader_->set_device_scale_factor(device_scale_factor);
+
+  for (size_t i = 0; i < arraysize(kImageCursors); ++i) {
+    cursor_loader_->LoadImageCursor(kImageCursors[i].id,
+                                    kImageCursors[i].resource_id,
+                                    kImageCursors[i].hot_x,
+                                    kImageCursors[i].hot_y);
+  }
+  for (size_t i = 0; i < arraysize(kAnimatedCursors); ++i) {
+    cursor_loader_->LoadAnimatedCursor(kAnimatedCursors[i].id,
+                                       kAnimatedCursors[i].resource_id,
+                                       kAnimatedCursors[i].hot_x,
+                                       kAnimatedCursors[i].hot_y,
+                                       kAnimatedCursorFrameDelayMs);
+  }
+}
+
+void ImageCursors::SetPlatformCursor(gfx::NativeCursor* cursor) {
+  cursor_loader_->SetPlatformCursor(cursor);
+}
+
+}  // namespace ash