From a0291d05231bc50fcae02542a74f558a11175328 Mon Sep 17 00:00:00 2001
From: Klemen Plestenjak <plestenjak.klemen@gmail.com>
Date: Fri, 22 Dec 2023 08:28:15 +0100
Subject: [PATCH] Add text shadow, fix font issues

---
 engine/breeze/ui/ui.c | 13 +++++++++++--
 engine/breeze/ui/ui.h | 37 +++++++++++++++++++++----------------
 2 files changed, 32 insertions(+), 18 deletions(-)

diff --git a/engine/breeze/ui/ui.c b/engine/breeze/ui/ui.c
index 55ee4d9..b7281f1 100644
--- a/engine/breeze/ui/ui.c
+++ b/engine/breeze/ui/ui.c
@@ -133,7 +133,7 @@ static void calculateAxisSizePreorder(const BzUIAxis axis, BzUINode *node) {
             break;
         case BZ_UI_SIZE_FIT:
             BZ_ASSERT(node->string);
-            Vector2 size = MeasureTextEx(GetFontDefault(), node->string, node->style.fontSize, 2);
+            Vector2 size = MeasureTextEx(node->style.font, node->string, node->style.fontSize, node->style.fontSpacing);
             compSize = (axis == BZ_UI_AXIS_X) ? size.x : size.y;
             break;
         case BZ_UI_SIZE_PARENT_PERCENT:
@@ -357,11 +357,20 @@ static void renderNode(BzUI *ui, BzUINode *node) {
         if (inter->down)     color = style->borderActiveColor;
         DrawRectangleRoundedLines(rect, style->roundness, 0, style->borderThickness, color);
     }
+    if (node->flags & BZ_UI_DRAW_TEXT_SHADOW) {
+        Color color = style->textShadowColor;
+        if (inter->hovering) color = style->textShadowHoverColor;
+        if (inter->down)     color = style->textShadowActiveColor;
+        DrawTextEx(style->font, node->string, (Vector2){
+            drawRect.x + style->shadowOffset[BZ_UI_AXIS_X],
+            drawRect.y + style->shadowOffset[BZ_UI_AXIS_Y]
+            }, style->fontSize, style->fontSpacing, color);
+    }
     if (node->flags & BZ_UI_DRAW_TEXT) {
         Color color = style->textColor;
         if (inter->hovering) color = style->textHoverColor;
         if (inter->down)     color = style->textActiveColor;
-        DrawTextEx(GetFontDefault(), node->string, (Vector2){drawRect.x, drawRect.y}, style->fontSize, 1, color);
+        DrawTextEx(style->font, node->string, (Vector2){drawRect.x, drawRect.y}, style->fontSize, style->fontSpacing, color);
     }
 
     node->changed = false;
diff --git a/engine/breeze/ui/ui.h b/engine/breeze/ui/ui.h
index 012610c..dae5da2 100644
--- a/engine/breeze/ui/ui.h
+++ b/engine/breeze/ui/ui.h
@@ -54,15 +54,26 @@ typedef struct BzUILayout {
     BzUIFlags      flags;
 } BzUILayout;
 
+typedef enum BzUIAxis {
+    BZ_UI_AXIS_X,
+    BZ_UI_AXIS_Y,
+    BZ_UI_AXIS_COUNT,
+} BzUIAxis;
+
+
 typedef struct BzUIStyle {
     Font  font;
     f32   fontSize;
     f32   fontSpacing;
     f32   borderThickness;
     f32   roundness;
+    f32   shadowOffset[BZ_UI_AXIS_COUNT];
     Color textColor;
     Color textHoverColor;
     Color textActiveColor;
+    Color textShadowColor;
+    Color textShadowHoverColor;
+    Color textShadowActiveColor;
     Color bgColor;
     Color bgHoverColor;
     Color bgActiveColor;
@@ -72,26 +83,20 @@ typedef struct BzUIStyle {
 } BzUIStyle;
 
 
-
-typedef enum BzUIAxis {
-    BZ_UI_AXIS_X,
-    BZ_UI_AXIS_Y,
-    BZ_UI_AXIS_COUNT,
-} BzUIAxis;
-
 enum {
     BZ_UI_NONE               = 0,
     BZ_UI_CLICKABLE          = (1 << 0),
     BZ_UI_DRAW_TEXT          = (1 << 1),
-    BZ_UI_DRAW_BORDER        = (1 << 2),
-    BZ_UI_DRAW_BACKGROUND    = (1 << 3),
-    //BZ_UI_DRAW_SPRITE        = (1 << 4),
-    BZ_UI_ALIGN_HORIZ_START  = (1 << 5),
-    BZ_UI_ALIGN_HORIZ_CENTER = (1 << 6),
-    BZ_UI_ALIGN_HORIZ_END    = (1 << 7),
-    BZ_UI_ALIGN_VERT_START   = (1 << 8),
-    BZ_UI_ALIGN_VERT_CENTER  = (1 << 9),
-    BZ_UI_ALIGN_VERT_END     = (1 << 10),
+    BZ_UI_DRAW_TEXT_SHADOW   = (1 << 2),
+    BZ_UI_DRAW_BORDER        = (1 << 3),
+    BZ_UI_DRAW_BACKGROUND    = (1 << 4),
+    //BZ_UI_DRAW_SPRITE        = (1 << 5),
+    BZ_UI_ALIGN_HORIZ_START  = (1 << 6),
+    BZ_UI_ALIGN_HORIZ_CENTER = (1 << 7),
+    BZ_UI_ALIGN_HORIZ_END    = (1 << 8),
+    BZ_UI_ALIGN_VERT_START   = (1 << 9),
+    BZ_UI_ALIGN_VERT_CENTER  = (1 << 10),
+    BZ_UI_ALIGN_VERT_END     = (1 << 11),
 
     BZ_UI_ALIGN_CENTER = BZ_UI_ALIGN_HORIZ_CENTER | BZ_UI_ALIGN_VERT_CENTER,
 };