1 files changed, 72 insertions, 0 deletions
diff --git a/src/graphic/event.c b/src/graphic/event.c
new file mode 100644
index 0000000..c5986d4
--- /dev/null
+++ b/src/graphic/event.c
@@ -0,0 +1,72 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   event.c                                            :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: charles <charles.cabergs@gmail.com>        +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2020/05/14 15:25:52 by charles           #+#    #+#             */
+/*   Updated: 2020/05/14 16:39:13 by charles          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "scop.h"
+
+static void	st_handle_keydown(t_state *state, SDL_Keycode sym)
+{
+	if (sym == SDLK_ESCAPE)
+		state->running = false;
+	else if (sym == SDLK_p)
+	{
+		if (state->polygon_mode == GL_FILL)
+			state->polygon_mode = GL_LINE;
+		else if (state->polygon_mode == GL_LINE)
+			state->polygon_mode = GL_POINT;
+		else if (state->polygon_mode == GL_POINT)
+			state->polygon_mode = GL_FILL;
+		GL_CALL(glPolygonMode(GL_FRONT_AND_BACK, state->polygon_mode));
+	}
+}
+
+static void	st_handle_mousewheel(t_state *state, int y)
+{
+	if (y > 0)
+	{
+		state->fov -= M_PI / 70.0f;
+		if (state->fov <= M_PI_4 / 3)
+			state->fov = M_PI_4 / 3;
+	}
+	else if (y < 0)
+	{
+		state->fov += M_PI / 70.0f;
+		if (state->fov >= M_PI - M_PI_4 / 3)
+			state->fov = M_PI - M_PI_4 / 3;
+	}
+	scene_update_proj(&state->scene, state->fov, state->width, state->height);
+}
+
+void		event_handle(t_state *state)
+{
+	SDL_Event	e;
+
+	while (SDL_PollEvent(&e))
+	{
+		if (e.type == SDL_QUIT)
+			state->running = false;
+		else if (e.type == SDL_KEYDOWN)
+			st_handle_keydown(state, e.key.keysym.sym);
+		else if (e.type == SDL_MOUSEWHEEL)
+			st_handle_mousewheel(state, e.wheel.y);
+		else if (e.type == SDL_WINDOWEVENT)
+		{
+			if (e.window.event == SDL_WINDOWEVENT_RESIZED)
+			{
+				SDL_GL_GetDrawableSize(
+						state->window, &state->width, &state->height);
+				scene_update_proj(&state->scene, state->fov,
+						state->width, state->height);
+				glViewport(0, 0, state->width, state->height);
+			}
+		}
+	}
+}