From 56f092d39b711231cd94636c46212887aa11d8ce Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Dominik=20Madar=C3=A1sz?= <zaklaus@outlook.com>
Date: Thu, 13 May 2021 21:42:31 +0200
Subject: [PATCH] make debug ui movable

---
 code/game/source/debug_ui.c         | 31 +++++++++++++++++++++++++++--
 code/game/source/debug_ui_widgets.c | 12 +++++------
 2 files changed, 34 insertions(+), 9 deletions(-)

diff --git a/code/game/source/debug_ui.c b/code/game/source/debug_ui.c
index b36c0ae..d6111db 100644
--- a/code/game/source/debug_ui.c
+++ b/code/game/source/debug_ui.c
@@ -23,8 +23,12 @@ typedef struct {
 #define DBG_LIST_XPOS_OFFSET 10
 #define DBG_SHADOW_OFFSET_XPOS 1
 #define DBG_SHADOW_OFFSET_YPOS 1
+#define DBG_CTRL_HANDLE_DIM 10
 
 static uint8_t is_shadow_rendered;
+static uint8_t is_handle_ctrl_held;
+static float debug_xpos = DBG_START_XPOS;
+static float debug_ypos = DBG_START_YPOS;
 
 typedef struct debug_item {
     debug_kind kind;
@@ -168,8 +172,31 @@ debug_draw_result debug_draw_list(debug_item *list, float xpos, float ypos, bool
 }
 
 void debug_draw(void) {
-    debug_draw_list(items, DBG_START_XPOS+DBG_SHADOW_OFFSET_XPOS, DBG_START_YPOS+DBG_SHADOW_OFFSET_YPOS, 1); // NOTE(zaklaus): draw shadow
-    debug_draw_list(items, DBG_START_XPOS, DBG_START_YPOS, 0);
+    float xpos = debug_xpos;
+    float ypos = debug_ypos;
+    debug_area_status area = check_mouse_area(xpos, ypos, DBG_CTRL_HANDLE_DIM, DBG_CTRL_HANDLE_DIM);
+    Color color = BLUE;
+    if (area == DAREA_HOVER) color = YELLOW;
+    if (area == DAREA_HELD) {
+        color = RED;
+        is_handle_ctrl_held = 1;
+    }
+    
+    // NOTE(zaklaus): move debug ui
+    if (is_handle_ctrl_held) {
+        debug_xpos = GetMouseX() - DBG_CTRL_HANDLE_DIM/2;
+        debug_ypos = GetMouseY() - DBG_CTRL_HANDLE_DIM/2;
+        
+        if (area == DAREA_PRESS) {
+            is_handle_ctrl_held = 0;
+        }
+    }
+    
+    DrawRectangle(xpos, ypos, DBG_CTRL_HANDLE_DIM, DBG_CTRL_HANDLE_DIM, color);
+    xpos += 15;
+    
+    debug_draw_list(items, xpos+DBG_SHADOW_OFFSET_XPOS, ypos+DBG_SHADOW_OFFSET_YPOS, 1); // NOTE(zaklaus): draw shadow
+    debug_draw_list(items, xpos, ypos, 0);
 }
 
 debug_area_status check_mouse_area(float xpos, float ypos, float w, float h) {
diff --git a/code/game/source/debug_ui_widgets.c b/code/game/source/debug_ui_widgets.c
index 759f8fc..6ee6138 100644
--- a/code/game/source/debug_ui_widgets.c
+++ b/code/game/source/debug_ui_widgets.c
@@ -12,13 +12,6 @@ DrawFloat(float xpos, float ypos, float val) {
     return (debug_draw_result){.x = xpos + UIMeasureText(text, DBG_FONT_SIZE), .y = ypos + DBG_FONT_SPACING};
 }
 
-static inline debug_draw_result 
-DrawFormattedText(float xpos, float ypos, char const *text) {
-    assert(text);
-    UIDrawText(text, xpos, ypos, DBG_FONT_SIZE, RAYWHITE);
-    return (debug_draw_result){.x = xpos + UIMeasureText(text, DBG_FONT_SIZE), .y = ypos + DBG_FONT_SPACING};
-}
-
 static inline debug_draw_result 
 DrawColoredText(float xpos, float ypos, char const *text, Color color) {
     assert(text);
@@ -26,6 +19,11 @@ DrawColoredText(float xpos, float ypos, char const *text, Color color) {
     return (debug_draw_result){.x = xpos + UIMeasureText(text, DBG_FONT_SIZE), .y = ypos + DBG_FONT_SPACING};
 }
 
+static inline debug_draw_result 
+DrawFormattedText(float xpos, float ypos, char const *text) {
+    return DrawColoredText(xpos, ypos, text, RAYWHITE);
+}
+
 //~ NOTE(zaklaus): widgets
 
 static inline debug_draw_result