refactor: adjust the project infra. (#1)

* refactor: adjust the project infra.

This patch adds cmake build system to the project, and adjust infrastructure
stuff.
Signed-off-by: Jun Zhang <jun@junz.org>

* fix: remove compiler flags that only exist in GCC.

Signed-off-by: Jun Zhang <jun@junz.org>

1 files changed, 61 insertions, 0 deletions

diff --git a/src/window.cpp b/src/window.cpp
new file mode 100644
index 0000000..a907aba
--- /dev/null
+++ b/src/window.cpp
@@ -0,0 +1,61 @@
+#include "window.h"
+
+#include <SDL2/SDL.h>
+#include <cstdio>
+
+#include "bitmap.h"
+
+Window::Window(const char* title, int width, int height, int scale)
+	: m_width(width), m_height(height), m_scale(scale)
+{
+	if (SDL_Init(SDL_INIT_VIDEO) != 0) {
+		fprintf(stderr, "Failed to initalize SDL: %s\n", SDL_GetError());
+		exit(1);
+	}
+
+	m_window = SDL_CreateWindow("Nonortho", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, width * scale, height * scale, SDL_WINDOW_SHOWN);
+	m_renderer = SDL_CreateRenderer(m_window, -1, SDL_RENDERER_ACCELERATED);
+	m_texture = SDL_CreateTexture(m_renderer, SDL_PIXELFORMAT_ARGB8888, SDL_TEXTUREACCESS_STATIC, width, height);
+
+	m_isRunning = true;
+}
+
+Window::~Window()
+{
+	SDL_DestroyTexture(m_texture);
+	SDL_DestroyRenderer(m_renderer);
+	SDL_DestroyWindow(m_window);
+	SDL_Quit();
+}
+
+void Window::update()
+{
+	static SDL_Event event;
+	while (SDL_PollEvent(&event)) {
+		switch (event.type) {
+		case SDL_QUIT:
+			m_isRunning = false;
+			break;
+		case SDL_MOUSEBUTTONDOWN:
+			m_mouseDown(event.button.button, event.button.x, event.button.y);
+			break;
+		case SDL_MOUSEMOTION:
+			m_mouseMove(event.button.x, event.button.y);
+			break;
+		case SDL_MOUSEBUTTONUP:
+			m_mouseUp(event.button.button, event.button.x, event.button.y);
+			break;
+		}
+	}
+
+	SDL_UpdateWindowSurface(m_window);
+	SDL_Delay(10);
+}
+
+void Window::draw(Bitmap& bitmap)
+{
+	SDL_RenderClear(m_renderer);
+	SDL_UpdateTexture(m_texture, NULL, bitmap.data, m_width * 4);
+	SDL_RenderCopy(m_renderer, m_texture, NULL, NULL);
+	SDL_RenderPresent(m_renderer);
+}
\ No newline at end of file