Open3D (C++ API)  0.17.0
WindowSystem.h
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1// ----------------------------------------------------------------------------
2// - Open3D: www.open3d.org -
3// ----------------------------------------------------------------------------
4// Copyright (c) 2018-2023 www.open3d.org
5// SPDX-License-Identifier: MIT
6// ----------------------------------------------------------------------------
7
8#pragma once
9
11
12namespace open3d {
13namespace visualization {
14
15namespace rendering {
16class FilamentRenderer;
17} // namespace rendering
18
19namespace gui {
20
21class MenuBase;
22class Window;
23
28public:
29 using OSWindow = void*;
30
31 virtual ~WindowSystem(){};
32
33 virtual void Initialize() = 0;
34 virtual void Uninitialize() = 0;
35
36 virtual void WaitEventsTimeout(double timeout_secs) = 0;
37
38 virtual Size GetScreenSize(OSWindow w) = 0;
39
40 static constexpr int FLAG_VISIBLE = 0;
41 static constexpr int FLAG_HIDDEN = (1 << 0);
42 static constexpr int FLAG_TOPMOST = (1 << 1);
43
45 int width,
46 int height,
47 const char* title,
48 int flags) = 0;
49 virtual void DestroyWindow(OSWindow w) = 0;
50
51 virtual void PostRedrawEvent(OSWindow w) = 0;
52
53 virtual bool GetWindowIsVisible(OSWindow w) const = 0;
54 virtual void ShowWindow(OSWindow w, bool show) = 0;
55
56 virtual void RaiseWindowToTop(OSWindow w) = 0;
57 virtual bool IsActiveWindow(OSWindow w) const = 0;
58
59 virtual Point GetWindowPos(OSWindow w) const = 0;
60 virtual void SetWindowPos(OSWindow w, int x, int y) = 0;
61
62 virtual Size GetWindowSize(OSWindow w) const = 0;
63 virtual void SetWindowSize(OSWindow w, int width, int height) = 0;
64
65 virtual Size GetWindowSizePixels(OSWindow w) const = 0;
66 virtual void SetWindowSizePixels(OSWindow w, const Size& size) = 0;
67
68 virtual float GetWindowScaleFactor(OSWindow w) const = 0;
69 virtual float GetUIScaleFactor(OSWindow w) const = 0;
70
71 virtual void SetWindowTitle(OSWindow w, const char* title) = 0;
72
73 virtual Point GetMousePosInWindow(OSWindow w) const = 0;
74 virtual int GetMouseButtons(OSWindow w) const = 0;
75
76 virtual void CancelUserClose(OSWindow w) = 0;
77
78 virtual void* GetNativeDrawable(OSWindow w) = 0;
79
80 // Creates an appropriate renderer with new(). It is the caller's
81 // responsibility to delete it.
83
84 virtual void ResizeRenderer(OSWindow w,
85 rendering::FilamentRenderer* renderer) = 0;
86
87 virtual MenuBase* CreateOSMenu() = 0;
88};
89
90} // namespace gui
91} // namespace visualization
92} // namespace open3d
Window * o3d_window
Definition: BitmapWindowSystem.cpp:29
Definition: MenuBase.h:26
Definition: Window.h:30
Definition: WindowSystem.h:27
virtual Point GetMousePosInWindow(OSWindow w) const =0
virtual bool IsActiveWindow(OSWindow w) const =0
virtual Size GetScreenSize(OSWindow w)=0
static constexpr int FLAG_TOPMOST
Definition: WindowSystem.h:42
virtual Size GetWindowSize(OSWindow w) const =0
virtual ~WindowSystem()
Definition: WindowSystem.h:31
virtual void * GetNativeDrawable(OSWindow w)=0
virtual void SetWindowTitle(OSWindow w, const char *title)=0
virtual bool GetWindowIsVisible(OSWindow w) const =0
virtual void SetWindowSizePixels(OSWindow w, const Size &size)=0
virtual void ResizeRenderer(OSWindow w, rendering::FilamentRenderer *renderer)=0
virtual void DestroyWindow(OSWindow w)=0
virtual void RaiseWindowToTop(OSWindow w)=0
static constexpr int FLAG_HIDDEN
Definition: WindowSystem.h:41
virtual OSWindow CreateOSWindow(Window *o3d_window, int width, int height, const char *title, int flags)=0
virtual void SetWindowPos(OSWindow w, int x, int y)=0
void * OSWindow
Definition: WindowSystem.h:29
virtual void WaitEventsTimeout(double timeout_secs)=0
virtual void ShowWindow(OSWindow w, bool show)=0
virtual Point GetWindowPos(OSWindow w) const =0
virtual void CancelUserClose(OSWindow w)=0
virtual float GetUIScaleFactor(OSWindow w) const =0
virtual void SetWindowSize(OSWindow w, int width, int height)=0
virtual rendering::FilamentRenderer * CreateRenderer(OSWindow w)=0
virtual void PostRedrawEvent(OSWindow w)=0
static constexpr int FLAG_VISIBLE
Definition: WindowSystem.h:40
virtual Size GetWindowSizePixels(OSWindow w) const =0
virtual float GetWindowScaleFactor(OSWindow w) const =0
virtual int GetMouseButtons(OSWindow w) const =0
int width
Definition: FilePCD.cpp:52
int size
Definition: FilePCD.cpp:40
int height
Definition: FilePCD.cpp:53
Definition: PinholeCameraIntrinsic.cpp:16