wasmGL/src/window/window.h at develop · Bitbloq/wasmGL · GitHub

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#ifndef _WINDOW_H_
#define _WINDOW_H_

#include <stdio.h>
#include <array>
#include "wasmgl_gl.h"
#include <GLFW/glfw3.h>

#include <memory>

class Window
{
public:
	Window();

	Window(GLint windowWidth, GLint windowHeight);

	int Initialise();

	/** Refresh from GLFW; call each frame on wasm so canvas / DPR resizes match the GL viewport. */
	void syncFramebufferSize();

	GLint getBufferWidth() { return bufferWidth; }
	GLint getBufferHeight() { return bufferHeight; }

	GLFWwindow *getGLFWWindow() const { return mainWindow; }

	bool getShouldClose() { return glfwWindowShouldClose(mainWindow); }
	inline std::shared_ptr<std::array<bool, 1024>> getKeys() const { return pKeys; }
	GLfloat getXChange();
	GLfloat getYChange();
	GLfloat getScrollY();

	bool isLeftButtonPressed() const { return leftButtonPressed; }
	bool isRightButtonPressed() const { return rightButtonPressed; }

	void swapBuffers() { glfwSwapBuffers(mainWindow); }

	~Window();

private:
	GLFWwindow *mainWindow;

	GLint width, height;
	GLint bufferWidth, bufferHeight;

	std::shared_ptr<std::array<bool, 1024>> pKeys;
	GLfloat lastX, lastY, xChange, yChange;
	GLfloat scrollY;
	bool leftButtonPressed, rightButtonPressed;
	bool mouseFirstMoved;

	void createCallbacks();
	static void handleKeys(GLFWwindow *window, int key, int code, int action, int mode);
	static void handleMouseMovement(GLFWwindow *window, double xPos, double yPos);
	static void handleMouseButton(GLFWwindow *window, int button, int action, int mods);
	static void handleScroll(GLFWwindow *window, double xOffset, double yOffset);
};

#endif