wip: Touch Text Selection Prototypes

content/browser/renderer_host/render_widget_host_view_android.cc

 // 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 "content/browser/renderer_host/render_widget_host_view_android.h"
 
 #include <android/bitmap.h>
 
 #include "base/android/build_info.h"
 #include "base/basictypes.h"
@@ skipping 247 matching lines @@
   return latency_info;
 }
 
 scoped_ptr<ui::TouchSelectionController> CreateSelectionController(
     ui::TouchSelectionControllerClient* client,
     ContentViewCore* content_view_core) {
   DCHECK(client);
   DCHECK(content_view_core);
   int tap_timeout_ms = gfx::ViewConfiguration::GetTapTimeoutInMs();
   int touch_slop_pixels = gfx::ViewConfiguration::GetTouchSlopInPixels();
+  ui::TextSelectionGranularityStrategy strategy =
+      ui::GRANULARITY_STRATEGY_DEFAULT;
+  const std::string strategy_str = base::CommandLine::ForCurrentProcess()->
+        GetSwitchValueASCII(switches::kTouchTextSelectionStrategy);
+  if (strategy_str == "1")
+    strategy = ui::GRANULARITY_STRATEGY_DIRECTION;
+  else if (strategy_str == "2")
+    strategy = ui::GRANULARITY_STRATEGY_VELOCITY;
   return make_scoped_ptr(new ui::TouchSelectionController(
       client,
       base::TimeDelta::FromMilliseconds(tap_timeout_ms),
       touch_slop_pixels / content_view_core->GetDpiScale(),
-      false));
+      false,
+      strategy));
 }
 
 scoped_ptr<OverscrollControllerAndroid> CreateOverscrollController(
     ContentViewCore* content_view_core) {
   DCHECK(content_view_core);
   ui::WindowAndroid* window = content_view_core->GetWindowAndroid();
   DCHECK(window);
   ui::WindowAndroidCompositor* compositor = window->GetCompositor();
   DCHECK(compositor);
   return make_scoped_ptr(new OverscrollControllerAndroid(
@@ skipping 1654 matching lines @@
   results->orientationAngle = display.RotationAsDegree();
   results->orientationType =
       RenderWidgetHostViewBase::GetOrientationTypeForMobile(display);
   gfx::DeviceDisplayInfo info;
   results->depth = info.GetBitsPerPixel();
   results->depthPerComponent = info.GetBitsPerComponent();
   results->isMonochrome = (results->depthPerComponent == 0);
 }
 
 } // namespace content