| Flutter Impeller |

native_window.cc
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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 #include "impeller/toolkit/android/native_window.h"
6
7 namespace impeller::android {
8
9 NativeWindow::NativeWindow(ANativeWindow* window) : window_(window) {
10 if (window_.get()) {
11 GetProcTable().ANativeWindow_acquire(window_.get());
12 }
13 }
14
15 NativeWindow::~NativeWindow() = default;
16
17 bool NativeWindow::IsValid() const {
18 return window_.is_valid();
19 }
20
21 ISize NativeWindow::GetSize() const {
22 if (!IsValid()) {
23 return {};
24 }
25 const int32_t width = ANativeWindow_getWidth(window_.get());
26 const int32_t height = ANativeWindow_getHeight(window_.get());
27 return ISize::MakeWH(std::max(width, 0), std::max(height, 0));
28 }
29
30 ANativeWindow* NativeWindow::GetHandle() const {
31 return window_.get();
32 }
33
34 } // namespace impeller::android
impeller::android::NativeWindow::GetHandle
ANativeWindow * GetHandle() const
Definition: native_window.cc:30
impeller::android
Definition: choreographer.cc:9
impeller::android::NativeWindow::NativeWindow
NativeWindow(ANativeWindow *window)
Definition: native_window.cc:9
impeller::TSize
Definition: size.h:19
impeller::android::NativeWindow::GetSize
ISize GetSize() const
Definition: native_window.cc:21
native_window.h
impeller::android::NativeWindow::~NativeWindow
~NativeWindow()
impeller::android::NativeWindow::IsValid
bool IsValid() const
Definition: native_window.cc:17
impeller::android::GetProcTable
const ProcTable & GetProcTable()
Definition: proc_table.cc:12
impeller::TSize::MakeWH
static constexpr TSize MakeWH(Type width, Type height)
Definition: size.h:34