switching to cmake; alyson setup

alyson/CMakeLists.txt

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+project(alyson 
+    VERSION 0.0.1
+    LANGUAGES C CXX
+)
+
+cmake_minimum_required(VERSION 3.20)
+
+set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+set(CMAKE_CXX_EXTENSIONS OFF)
+
+include(../cmake/utils.cmake)
+
+add_library(alyson)
+target_include_directories(alyson PUBLIC includes)
+
+target_link_libraries(alyson PUBLIC raylib)
+target_link_libraries(alyson PUBLIC flecs::flecs_static)
+
+target_compile_definitions(alyson PRIVATE ASSETS_PATH="${ASSETS_PATH}")
+
+# Add alyson files
+find_files(alyson_src src cpp hpp cxx hxx c h)
+target_sources(alyson PRIVATE ${alyson_src})
+
+# set(ALYSON_INCLUDE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/alyson/include)
+

alyson/includes/alyson.hpp

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+#pragma once
+#ifndef ALYSON_HPP
+#define ALYSON_HPP
+
+#ifndef ASSETS_PATH
+#define ASSETS_PATH "./assets/"
+#endif
+
+#define MANGLE_RES_PATH(path) ASSETS_PATH "/" path
+
+int init();
+
+void update(float dt);
+
+void render(float dt);
+
+#endif // ALYSON_HPP

alyson/includes/rlyson.h

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+#ifndef RLYSON_HPP
+#define RLYSON_HPP
+
+#include <raylib.h>
+
+
+/* 
+    the following functions are not part of the raylib API, 
+    but are used by alyson and can be used by other projects using alyson
+*/
+
+typedef enum {
+    TEXT_ORIENTATION_LEFT,
+    TEXT_ORIENTATION_RIGHT,
+    TEXT_ORIENTATION_CENTER
+} text_orientation_t;
+
+/*
+ * Draws a text with all possible parameters
+ * @function DrawTextFull
+ * @param font Font to use
+ * @param text Text to draw
+ * @param origin Position to draw the text from
+ * @param orientation Text orientation
+ * @param fontSize Font size
+ * @param spacing Spacing between letters
+ * @param lineSpacing Line spacing
+ * @param tint Tint of the text
+ */
+void DrawTextFull(
+    Font                font,
+    const char          *text,
+    Vector2             origin,
+    text_orientation_t  orientation, 
+    float               fontSize, 
+    float               spacing, 
+    float               lineSpacing, 
+    Color               tint
+);
+
+
+#endif // RLYSON_HPP

alyson/src/alyson.cpp

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+
+#include <alyson.hpp>
+#include <raylib.h>
+#include <iostream>
+#include <string>
+#include <rlyson.h>
+
+#define WINDOW_TITLE "Alyson Engine"
+
+int main(int argc, char *argv[]) {
+
+    SetTargetFPS(60);
+
+    InitWindow(900, 500, WINDOW_TITLE " -- 900x500");
+
+    
+    Texture2D logo = LoadTexture(MANGLE_RES_PATH("Raylib_logo.png"));
+
+    std::cout << "alyson: init" << std::endl;
+
+    int g = init();
+    if(g != 0) {
+        std::cout << "alyson: init failed with error code " << g << std::endl;
+        return g;
+    }
+
+    while (!WindowShouldClose()) {
+        if (IsWindowResized()) {
+            SetWindowTitle((std::string(WINDOW_TITLE) + " -- " + std::to_string(GetScreenWidth()) + "x" + std::to_string(GetScreenHeight())).c_str());
+        }
+
+        BeginDrawing();
+            DrawTexture(logo, GetScreenWidth() / 2 - logo.width / 2, GetScreenHeight() / 2 - logo.height / 2, WHITE);
+            DrawTextFull(GetFontDefault(), WINDOW_TITLE, { GetScreenWidth() / 2.f, GetScreenHeight() - 60.f }, TEXT_ORIENTATION_CENTER, 40.f, 0.f, 0.f, WHITE);
+
+            ClearBackground(RAYWHITE);
+        EndDrawing();
+    }
+
+    UnloadTexture(logo);
+    CloseWindow();
+    return 0;
+}

alyson/src/rlyson.c

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+#include <rlyson.h>
+
+void DrawTextFull(
+    Font                font,
+    const char          *text,
+    Vector2             origin,
+    text_orientation_t  orientation, 
+    float               fontSize, 
+    float               spacing, 
+    float               lineSpacing, 
+    Color               tint
+    ) 
+{
+    Vector2 textSize = MeasureTextEx(font, text, fontSize, spacing);
+
+    switch (orientation) {
+    case TEXT_ORIENTATION_LEFT:
+        origin.x -= textSize.x;
+        break;
+    case TEXT_ORIENTATION_RIGHT:
+        origin.x += textSize.x;
+        break;
+    case TEXT_ORIENTATION_CENTER:
+        origin.x -= textSize.x / 2;
+        break;
+    }
+    DrawTextPro(font, text, textSize, origin, 0, spacing, lineSpacing, tint);
+}