Flutter Linux Embedder
fl_scrolling_view_delegate.h
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1 // Copyright 2013 The Flutter 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 #ifndef FLUTTER_SHELL_PLATFORM_LINUX_FL_SCROLLING_VIEW_DELEGATE_H_
6 #define FLUTTER_SHELL_PLATFORM_LINUX_FL_SCROLLING_VIEW_DELEGATE_H_
7 
8 #include <gdk/gdk.h>
9 #include <cinttypes>
10 #include <memory>
11 
12 #include "flutter/shell/platform/embedder/embedder.h"
13 #include "flutter/shell/platform/linux/fl_key_event.h"
14 #include "flutter/shell/platform/linux/public/flutter_linux/fl_binary_messenger.h"
15 
16 G_BEGIN_DECLS
17 
18 G_DECLARE_INTERFACE(FlScrollingViewDelegate,
19  fl_scrolling_view_delegate,
20  FL,
21  SCROLLING_VIEW_DELEGATE,
22  GObject);
23 
24 /**
25  * FlScrollingViewDelegate:
26  *
27  * An interface for a class that provides `FlScrollingManager` with
28  * platform-related features.
29  *
30  * This interface is typically implemented by `FlView`.
31  */
32 
33 struct _FlScrollingViewDelegateInterface {
34  GTypeInterface g_iface;
35 
36  void (*send_mouse_pointer_event)(FlScrollingViewDelegate* delegate,
37  FlutterPointerPhase phase,
38  size_t timestamp,
39  double x,
40  double y,
41  double scroll_delta_x,
42  double scroll_delta_y,
43  int64_t buttons);
44 
45  void (*send_pointer_pan_zoom_event)(FlScrollingViewDelegate* delegate,
46  size_t timestamp,
47  double x,
48  double y,
49  FlutterPointerPhase phase,
50  double pan_x,
51  double pan_y,
52  double scale,
53  double rotation);
54 };
55 
56 void fl_scrolling_view_delegate_send_mouse_pointer_event(
57  FlScrollingViewDelegate* delegate,
58  FlutterPointerPhase phase,
59  size_t timestamp,
60  double x,
61  double y,
62  double scroll_delta_x,
63  double scroll_delta_y,
64  int64_t buttons);
65 void fl_scrolling_view_delegate_send_pointer_pan_zoom_event(
66  FlScrollingViewDelegate* delegate,
67  size_t timestamp,
68  double x,
69  double y,
70  FlutterPointerPhase phase,
71  double pan_x,
72  double pan_y,
73  double scale,
74  double rotation);
75 
76 G_END_DECLS
77 
78 #endif // FLUTTER_SHELL_PLATFORM_LINUX_FL_SCROLLING_VIEW_DELEGATE_H_
_FlScrollingViewDelegateInterface::send_mouse_pointer_event
void(* send_mouse_pointer_event)(FlScrollingViewDelegate *delegate, FlutterPointerPhase phase, size_t timestamp, double x, double y, double scroll_delta_x, double scroll_delta_y, int64_t buttons)
Definition: fl_scrolling_view_delegate.h:36
_FlScrollingViewDelegateInterface::send_pointer_pan_zoom_event
void(* send_pointer_pan_zoom_event)(FlScrollingViewDelegate *delegate, size_t timestamp, double x, double y, FlutterPointerPhase phase, double pan_x, double pan_y, double scale, double rotation)
Definition: fl_scrolling_view_delegate.h:45
fl_binary_messenger.h
fl_scrolling_view_delegate_send_mouse_pointer_event
void fl_scrolling_view_delegate_send_mouse_pointer_event(FlScrollingViewDelegate *delegate, FlutterPointerPhase phase, size_t timestamp, double x, double y, double scroll_delta_x, double scroll_delta_y, int64_t buttons)
Definition: fl_scrolling_view_delegate.cc:14
FL
FL
Definition: fl_binary_messenger.cc:27
G_DECLARE_INTERFACE
G_BEGIN_DECLS G_DECLARE_INTERFACE(FlScrollingViewDelegate, fl_scrolling_view_delegate, FL, SCROLLING_VIEW_DELEGATE, GObject)
_FlScrollingViewDelegateInterface
Definition: fl_scrolling_view_delegate.h:33
fl_key_event.h
fl_scrolling_view_delegate_send_pointer_pan_zoom_event
void fl_scrolling_view_delegate_send_pointer_pan_zoom_event(FlScrollingViewDelegate *delegate, size_t timestamp, double x, double y, FlutterPointerPhase phase, double pan_x, double pan_y, double scale, double rotation)
Definition: fl_scrolling_view_delegate.cc:28
_FlScrollingViewDelegateInterface::g_iface
GTypeInterface g_iface
Definition: fl_scrolling_view_delegate.h:34