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BasicWindowRenderingController.ixx File

Controller implementation for basic window rendering management. More...

Included Headers​

#include <string> #include <format> #include <helios.window.Window> #include <helios.event.Dispatcher> #include <helios.window.event.FrameBufferResizeEvent> #include <helios.rendering.RenderingDevice> #include <helios.app.controller.WindowRenderingController>

Namespaces Index​

namespacehelios
namespaceapp

Application infrastructure and lifecycle management. More...

namespacecontroller

Controller classes for application control flow. More...

Classes Index​

classBasicWindowRenderingController

Basic implementation of a window rendering controller. More...

Description​

Controller implementation for basic window rendering management.

File Listing​

The file content with the documentation metadata removed is:

1/**
2 * @file BasicWindowRenderingController.ixx
3 * @brief Controller implementation for basic window rendering management.
4 */
5module;
6
7#include <string>
8#include <format>
9
10export module helios.app.controller.BasicWindowRenderingController;
11
12import helios.app.controller.WindowRenderingController;
13
14import helios.rendering.RenderingDevice;
15import helios.window.event.FrameBufferResizeEvent;
16import helios.event.Dispatcher;
17import helios.window.Window;
18
19export namespace helios::app::controller {
20
21 /**
22 * @brief Basic implementation of a window rendering controller.
23 *
24 * This controller handles framebuffer resize events and manages rendering
25 * for a single window instance.
26 */
27 class BasicWindowRenderingController final : public WindowRenderingController {
28
29 private:
30 /**
31 * @brief Reference to the window managed by this controller.
32 */
33 helios::window::Window& window_;
34
35 public:
36 /**
37 * @brief Constructs a new BasicWindowRenderingController instance.
38 *
39 * @param window Reference to the window to be managed by this controller.
40 */
41 explicit BasicWindowRenderingController(helios::window::Window& window):
42 window_(window)
43 {}
44
45 /**
46 * @brief Handles framebuffer resize events.
47 *
48 * @param e The framebuffer resize event containing the new dimensions.
49 */
50 void onFrameBufferResize(const helios::window::event::FrameBufferResizeEvent& e) override {
51 logger_.debug(std::format("onFrameBufferResize ({0}, {1})", e.width, e.height));
52 window_.renderTarget().setSize(e.width, e.height);
53 }
54
55 /**
56 * @brief Registers this controller to the framebuffer resize event.
57 *
58 * @param dispatcher The event dispatcher to subscribe to.
59 *
60 * @see onFrameBufferResize
61 */
62 void subscribeTo(helios::event::Dispatcher& dispatcher) override {
63 logger_.debug("Subscribing to dispatcher.");
64 dispatcher.subscribe<helios::window::event::FrameBufferResizeEvent>(
65 [this](const helios::window::event::FrameBufferResizeEvent& e) {
66 onFrameBufferResize(e);
67 }
68 );
69 }
70
71 /**
72 * @brief Initializes this controller.
73 *
74 * @return True if initialization succeeded, otherwise false.
75 */
76 bool init() override {
77 return true;
78 }
79
80 [[nodiscard]] std::string toString() const noexcept override {
81 return "BasicWindowController";
82 }
83 };
84
85
86}

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