From adbd2511beec8f1caa1752bdfd755cc2f62ba425 Mon Sep 17 00:00:00 2001
From: 3gg <3gg@shellblade.net>
Date: Sat, 9 Mar 2024 08:43:26 -0800
Subject: Make isogfx a library instead of an executable.

---
 gfx-iso/demos/isomap/isomap.c | 72 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 72 insertions(+)
 create mode 100644 gfx-iso/demos/isomap/isomap.c

(limited to 'gfx-iso/demos/isomap/isomap.c')

diff --git a/gfx-iso/demos/isomap/isomap.c b/gfx-iso/demos/isomap/isomap.c
new file mode 100644
index 0000000..d204d28
--- /dev/null
+++ b/gfx-iso/demos/isomap/isomap.c
@@ -0,0 +1,72 @@
+#include <isogfx/app.h>
+#include <isogfx/isogfx.h>
+
+#include <assert.h>
+#include <stdbool.h>
+
+typedef struct IsoGfxAppState {
+  int         xpick;
+  int         ypick;
+  SpriteSheet stag_sheet;
+  Sprite      stag;
+} IsoGfxAppState;
+
+static bool init(
+    IsoGfxAppState* state, IsoGfx* iso, int argc, const char** argv) {
+  assert(state);
+  assert(iso);
+
+  if (!isogfx_load_world(iso, "/home/jeanne/assets/tilemaps/demo1.tm")) {
+    return false;
+  }
+
+  if (!isogfx_load_sprite_sheet(
+          iso, "/home/jeanne/assets/tilesets/scrabling/critters/stag/stag.ss",
+          &state->stag_sheet)) {
+    return false;
+  }
+
+  state->stag = isogfx_make_sprite(iso, state->stag_sheet);
+  isogfx_set_sprite_position(iso, state->stag, 5, 4);
+
+  return true;
+}
+
+static void shutdown(IsoGfxAppState* state, IsoGfx* iso) {
+  assert(state);
+  assert(iso);
+}
+
+static void update(IsoGfxAppState* state, IsoGfx* iso, double t, double dt) {
+  assert(state);
+  assert(iso);
+
+  double mouse_x, mouse_y;
+  gfx_app_get_mouse_position(&mouse_x, &mouse_y);
+
+  isogfx_pick_tile(iso, mouse_x, mouse_y, &state->xpick, &state->ypick);
+
+  // printf("Picked tile: (%d, %d)\n", state->xpick, state->ypick);
+}
+
+static void render(IsoGfxAppState* state, IsoGfx* iso) {
+  assert(state);
+  assert(iso);
+
+  isogfx_render(iso);
+}
+
+int main(int argc, const char** argv) {
+  IsoGfxAppState state = {0};
+  iso_run(
+      argc, argv,
+      &(IsoGfxApp){
+          .pixel_scale = 2,
+          .state       = &state,
+          .init        = init,
+          .shutdown    = shutdown,
+          .update      = update,
+          .render      = render,
+      });
+  return 0;
+}
-- 
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