Dear ImGui以opengles和vulkan为后端在android平台上的封装，支持加载图片纹理等，两个后端可以无缝切换，可以开箱即用
set(CMAKE_CXX_STANDARD 20)
include(FetchContent)
FetchContent_Declare(
AndroidImgui # 你的库名
GIT_REPOSITORY https://github.com/enenH/AndroidImgui.git # GitHub库的URL
GIT_TAG v2.0 # 你想要的分支或标签
)
FetchContent_MakeAvailable(AndroidImgui) # 下载并使库可用
target_link_libraries(your_lib_name AndroidImgui) # 链接库
int main() {
auto display = android::ANativeWindowCreator::GetDisplayInfo();
if (display.height > display.width) {
std::swap(display.height, display.width);
}
auto window = android::ANativeWindowCreator::Create("test", display.width, display.width);
auto graphics = GraphicsManager::getGraphicsInterface(GraphicsManager::VULKAN);
graphics->Init(window, display.width, display.width);
ImGui::Android_LoadSystemFont(26);
Touch::Init({(float) display.width, (float) display.height}, true);
auto image = graphics->LoadTextureFromFile("/sdcard/1.png");
static bool flag = true;
while (flag) {
graphics->NewFrame();
Touch::setOrientation(android::ANativeWindowCreator::GetDisplayInfo().orientation);
ImGui::SetNextWindowSize({500, 500}, ImGuiCond_Once);
if (ImGui::Begin("test", &flag)) {
ImGui::Text("Hello, world!");
ImGui::Image(image->DS, {100, 100});
}
ImGui::End();
graphics->EndFrame();
}
graphics->DeleteTexture(image);
graphics->Shutdown();
return 0;
}
int main() {
if (JavaFunc::init() < 0) {
printf("JavaFunc init failed\n");
return -1;
}
auto display = JavaFunc::getDisplayInfo();
if (display.height > display.width) {
std::swap(display.height, display.width);
}
auto jwindow = JavaFunc::createNativeWindow(display.width, display.width, true, false);
auto window = ANativeWindow_fromSurface(JavaFunc::GetJavaEnv(), jwindow);
auto graphics = GraphicsManager::getGraphicsInterface(GraphicsManager::VULKAN);
graphics->Init(window, display.width, display.width);
ImGui::Android_LoadSystemFont(26);
Touch::Init({(float)display.width, (float)display.height}, true);
static bool flag = true;
while (flag) {
graphics->NewFrame();
Touch::setOrientation(JavaFunc::getDisplayInfo().orientation);
ImGui::SetNextWindowSize({500, 500}, ImGuiCond_Once);
if (ImGui::Begin("test", &flag)) {
ImGui::Text("Hello, world!");
ImGui::Text("Cliboard: %s", JavaFunc::getClipboardText().c_str());
}
ImGui::End();
graphics->EndFrame();
}
graphics->Shutdown();
JavaFunc::destroyNativeWindow(jwindow);
return 0;
}
int main() {
if (JavaFunc::init() < 0) {
printf("JavaFunc init failed\n");
return -1;
}
auto display = JavaFunc::getDisplayInfo();
if (display.height > display.width) {
std::swap(display.height, display.width);
}
jobject view = JavaFunc::getView(display.width, display.width, false, false);
std::thread([&] {
jobject surface = nullptr;
for (int i = 0; i < 5; i++) {
sleep(1);
surface = JavaFunc::getSurface(view);
if (surface) {
break;
}
}
auto window = ANativeWindow_fromSurface(JavaFunc::GetJavaEnv(), surface);
auto graphics = GraphicsManager::getGraphicsInterface(GraphicsManager::VULKAN);
graphics->Init(window, display.width, display.width);
ImGui::Android_LoadSystemFont(26);
Touch::Init({(float)display.width, (float)display.height}, true);
static bool flag = true;
while (flag) {
graphics->NewFrame();
Touch::setOrientation(JavaFunc::getDisplayInfo().orientation);
ImGui::SetNextWindowSize({500, 500}, ImGuiCond_Once);
if (ImGui::Begin("test", &flag)) {
ImGui::Text("Hello, world!!");
}
ImGui::End();
graphics->EndFrame();
}
graphics->Shutdown();
JavaFunc::removeView(view);
sleep(1);
exit(0);
}).detach();
JavaFunc::loop();
return 0;
}