From e4f70b11a2f91b47f474fa9e5e4e89978a57472a Mon Sep 17 00:00:00 2001
From: Paul Duncan <pabs@pablotron.org>
Date: Sun, 13 Jan 2019 09:32:37 -0500
Subject: add vi navigation keys

---
 src/sdl/action.c | 25 ++++++++++++++++++-------
 src/sdl/draw.c   |  8 ++++----
 src/sdl/draw.h   |  3 ++-
 3 files changed, 24 insertions(+), 12 deletions(-)

(limited to 'src')

diff --git a/src/sdl/action.c b/src/sdl/action.c
index 8307f19..84f415a 100644
--- a/src/sdl/action.c
+++ b/src/sdl/action.c
@@ -13,13 +13,27 @@
   case SDLK_8: \
   case SDLK_9:
 
+#define CASE_DIR \
+  case SDLK_UP: \
+  case SDLK_DOWN: \
+  case SDLK_LEFT: \
+  case SDLK_RIGHT: \
+  case SDLK_h: \
+  case SDLK_j: \
+  case SDLK_k: \
+  case SDLK_l:
+
 static const sok_dir_t
 keycode_to_dir(const SDL_Keycode code) {
   switch (code) {
   case SDLK_UP:     return SOK_DIR_UP;
+  case SDLK_k:      return SOK_DIR_UP;
   case SDLK_LEFT:   return SOK_DIR_LEFT;
+  case SDLK_h:      return SOK_DIR_LEFT;
   case SDLK_DOWN:   return SOK_DIR_DOWN;
+  case SDLK_j:      return SOK_DIR_DOWN;
   case SDLK_RIGHT:  return SOK_DIR_RIGHT;
+  case SDLK_l:      return SOK_DIR_RIGHT;
   default:          return SOK_DIR_LAST;
   }
 }
@@ -32,17 +46,14 @@ get_key_action(
   case SDLK_ESCAPE:
   case SDLK_q:
     return (action_t) { .type = ACTION_QUIT };
-  case SDLK_UP:
-  case SDLK_DOWN:
-  case SDLK_LEFT:
-  case SDLK_RIGHT:
+  CASE_DIR
     return (action_t) {
       .type = ACTION_MOVE,
       .data = keycode_to_dir(code)
     };
   case SDLK_u:
     return (action_t) { .type = ACTION_UNDO };
-  case SDLK_n:
+  case SDLK_SPACE:
     return (action_t) { .type = ACTION_NEXT };
   CASE_DIGIT
     return (action_t) {
@@ -53,9 +64,9 @@ get_key_action(
     return (action_t) { .type = ACTION_WARP_BUF_POP };
   case SDLK_RETURN:
     return (action_t) { .type = ACTION_WARP };
-  case 'r':
+  case SDLK_r:
     return (action_t) { .type = ACTION_RESET };
-  case 's':
+  case SDLK_s:
     return (action_t) { .type = ACTION_SOLVE };
   default:
     return (action_t) { .type = ACTION_NONE };
diff --git a/src/sdl/draw.c b/src/sdl/draw.c
index f6e350b..10d08ac 100644
--- a/src/sdl/draw.c
+++ b/src/sdl/draw.c
@@ -18,8 +18,8 @@ get_cell_rect(
   const size_t cell_size = get_cell_size(draw_ctx);
 
   return (SDL_Rect) {
-    draw_ctx->render_ofs.x + pos.x * cell_size,
-    draw_ctx->render_ofs.y + pos.y * cell_size,
+    draw_ctx->render_ofs_x + pos.x * cell_size,
+    draw_ctx->render_ofs_y + pos.y * cell_size,
     cell_size,
     cell_size
   };
@@ -41,8 +41,8 @@ draw_on_size(
   }
 
   // calculate renderer offset
-  draw_ctx->render_ofs.x = (renderer_x - level_size.x * cell_size) / 2;
-  draw_ctx->render_ofs.y = (renderer_y - level_size.y * cell_size) / 2;
+  draw_ctx->render_ofs_x = (renderer_x - level_size.x * cell_size) / 2;
+  draw_ctx->render_ofs_y = (renderer_y - level_size.y * cell_size) / 2;
 
   return true;
 }
diff --git a/src/sdl/draw.h b/src/sdl/draw.h
index 304d972..26f7cb0 100644
--- a/src/sdl/draw.h
+++ b/src/sdl/draw.h
@@ -13,7 +13,8 @@ typedef struct {
   const level_t *level;
   const size_t * const zoom;
 
-  sok_pos_t render_ofs;
+  // render offset
+  int render_ofs_x, render_ofs_y;
 } draw_ctx_t;
 
 void draw(draw_ctx_t * const);
-- 
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