74 lines
2.0 KiB
C++
74 lines
2.0 KiB
C++
// Copyright (c) Microsoft Corporation. All rights reserved.
|
|
// Licensed under the MIT License.
|
|
|
|
#ifndef VIEWERWINDOW_H
|
|
#define VIEWERWINDOW_H
|
|
|
|
#include "k4aimgui_all.h"
|
|
|
|
#include "texture.h"
|
|
|
|
namespace viewer
|
|
{
|
|
class ViewerWindow
|
|
{
|
|
public:
|
|
// ImGui's OpenGL/GLFW bindings use globals that make having multiple windows
|
|
// not work properly, so the ViewerWindow is a singleton.
|
|
//
|
|
static ViewerWindow &Instance();
|
|
|
|
// Initialize the window, setting its default title and dimensions.
|
|
// You must call Initialize() before attempting to render to the window.
|
|
//
|
|
void Initialize(const char *windowTitle, int defaultWidth, int defaultHeight);
|
|
|
|
// Tells the graphics framework to start a new frame.
|
|
// Returns false if the application has been closed and we should exit.
|
|
//
|
|
bool BeginFrame();
|
|
|
|
// Tells the graphics framework to finish rendering the current frame.
|
|
//
|
|
void EndFrame();
|
|
|
|
// Get the current width of the window
|
|
// Useful for figuring out how to size what you pass to ShowWindow().
|
|
//
|
|
inline int GetWidth() const
|
|
{
|
|
return m_windowWidth;
|
|
}
|
|
|
|
// Get the current height of the window.
|
|
// Useful for figuring out how to size what you pass to ShowWindow().
|
|
//
|
|
inline int GetHeight() const
|
|
{
|
|
return m_windowHeight;
|
|
}
|
|
|
|
// Create a Texture with the specified dimensions that you can use to show image data
|
|
//
|
|
Texture CreateTexture(int width, int height);
|
|
Texture CreateTexture(std::pair<int, int> dimensions);
|
|
|
|
// Show a sub-window within the main window with the given name that shows the image stored in
|
|
// texture at the provided position. The image will be stretched (maintaining aspect ratio) to
|
|
// fill maxSize.
|
|
//
|
|
void ShowTexture(const char *name, const Texture &texture, const ImVec2 &position, const ImVec2 &maxSize);
|
|
|
|
~ViewerWindow();
|
|
|
|
private:
|
|
ViewerWindow() = default;
|
|
|
|
GLFWwindow *m_window = nullptr;
|
|
|
|
int m_windowWidth;
|
|
int m_windowHeight;
|
|
};
|
|
} // namespace viewer
|
|
|
|
#endif |