cc/input/scroll_state_data.cc - Issue 2907053004: GSB uses delta_hints to calculate scrolling chain.

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Side by Side Diff: cc/input/scroll_state_data.cc

Issue 2907053004: GSB uses delta_hints to calculate scrolling chain. (Closed)

Patch Set: review comments addressed. Created 3 years, 6 months ago

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1 // Copyright 2015 The Chromium Authors. All rights reserved.	1 // Copyright 2015 The Chromium Authors. All rights reserved.

2 // Use of this source code is governed by a BSD-style license that can be	2 // Use of this source code is governed by a BSD-style license that can be

3 // found in the LICENSE file.	3 // found in the LICENSE file.

4	4

5 #include "cc/input/scroll_state_data.h"	5 #include "cc/input/scroll_state_data.h"

6 #include "cc/trees/scroll_node.h"	6 #include "cc/trees/scroll_node.h"

7	7

8 namespace cc {	8 namespace cc {

9	9

10 ScrollStateData::ScrollStateData()	10 ScrollStateData::ScrollStateData()

11 : delta_x(0),	11 : delta_x(0),

12 delta_y(0),	12 delta_y(0),

	13 delta_x_hint(0),

	14 delta_y_hint(0),

	15 ignore_delta_hints(false),

13 position_x(0),	16 position_x(0),

14 position_y(0),	17 position_y(0),

15 velocity_x(0),	18 velocity_x(0),

16 velocity_y(0),	19 velocity_y(0),

17 is_beginning(false),	20 is_beginning(false),

18 is_in_inertial_phase(false),	21 is_in_inertial_phase(false),

19 is_ending(false),	22 is_ending(false),

20 should_propagate(false),	23 should_propagate(false),

21 from_user_input(false),	24 from_user_input(false),

22 delta_consumed_for_scroll_sequence(false),	25 delta_consumed_for_scroll_sequence(false),

(...skipping 21 matching lines...) Expand all Loading...
44 return current_native_scrolling_element_;	47 return current_native_scrolling_element_;

45 }	48 }

46	49

47 void ScrollStateData::set_current_native_scrolling_element(	50 void ScrollStateData::set_current_native_scrolling_element(

48 ElementId element_id) {	51 ElementId element_id) {

49 current_native_scrolling_element_ = element_id;	52 current_native_scrolling_element_ = element_id;

50 current_native_scrolling_node_ = nullptr;	53 current_native_scrolling_node_ = nullptr;

51 }	54 }

52	55

53 } // namespace cc	56 } // namespace cc

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