Basic UI system

engine/tests/CMakeLists.txt

@@ -19,3 +19,6 @@ target_link_libraries(array_test LINK_PRIVATE Breeze)
 
 add_executable(pan_test pan_test.c)
 target_link_libraries(pan_test LINK_PRIVATE Breeze)
+
+add_executable(ui_test ui_test.c)
+target_link_libraries(ui_test LINK_PRIVATE Breeze)

engine/tests/ui_test.c

@@ -0,0 +1,47 @@
+#define BZ_ENTRYPOINT
+#include <breeze.h>
+
+#include <raylib.h>
+#include <rlImGui.h>
+
+BzUI *ui;
+
+bool init(int *game) {
+    rlImGuiSetup(true);
+
+    ui = bzUICreate();
+
+    return true;
+}
+
+void render(float dt, int *game) {
+    ClearBackground(WHITE);
+
+
+    bzUIBegin(ui, GetScreenWidth(), GetScreenHeight());
+    bzUIPushLayout(ui, *&(BzUILayout) {
+            .type = BZ_UI_LAYOUT_FLEX_BOX,
+            .flags = BZ_UI_FLEX_DIR_COLUMN | BZ_UI_FLEX_ALIGN_CENTER | BZ_UI_FLEX_JUSTIFY_CENTER,
+    });
+    if (bzUIButton(ui, "Hello world", NULL)) {
+        bzLogInfo("Hello world");
+    }
+    if (bzUIButton(ui, "foo", NULL)) {
+        bzLogInfo("foo");
+    }
+    if (bzUIButton(ui, "bar", NULL)) {
+        bzLogInfo("bar");
+    }
+    bzUIEnd(ui);
+
+    rlImGuiBegin();
+    igShowDemoWindow(NULL);
+    rlImGuiEnd();
+}
+
+bool bzMain(BzAppDesc *appDesc, int argc, const char **argv) {
+    appDesc->init = (BzAppInitFunc) init;
+    appDesc->render = (BzAppRenderFunc) render;
+
+    return true;
+}