Add adaptive text size

inc/App.hpp

@@ -37,4 +37,7 @@ private:
   std::array<Unit, 2> unit = {0};
 
   DnaManager manager;
+
+  Rectangle likedTextBox;
+  Rectangle genTextBox;
 };

inc/Math.hpp

@@ -1,4 +1,5 @@
 #include <raylib.h>
 
 Color ColorAdd(Color c1, Color c2);
-Color ColorAddValue(Color c, int add);
+Color ColorAddValue(Color c, int add);
+Rectangle TextInSpace(Rectangle box, float textH, float textW, float margin);

src/App.cpp

@@ -7,9 +7,14 @@
 #include <raylib.h>
 #include <raymath.h>
 
-#define TOP 1 - pos
+#define TOP (1 - pos)
 #define BOTTOM pos
 
+// Dimentions for font size 20
+// DISLIKE 83
+// LIKE 46
+// GEN 9999: 999/999 -> 196
+
 void App::init(int screenWidth, int screenHeight)
 {
   this->screenWidth = screenWidth;
@@ -37,10 +42,22 @@ void App::init(int screenWidth, int screenHeight)
 
   float posY = (screenHeight - screenWidth) / 2.0f;
 
+  likedTextBox = TextInSpace({0,
+                              0,
+                              (float)screenWidth,
+                              posY},
+                             20.0f, 83.0f, 0.02f);
+
+  genTextBox = TextInSpace({0,
+                            posY + screenWidth,
+                            (float)screenWidth,
+                            posY},
+                           20.0f, 196.0f, 0.02f);
+
   destB = {0, posY, (float)screenWidth, (float)screenWidth};
   destA = destB;
 
-  float recPosX = screenWidth * 0.2f;
+  float recPosX = screenWidth * 0.3f;
   disLikeBox = {0, posY, (float)recPosX, (float)screenWidth};
   likeBox = {screenWidth - recPosX, posY, (float)recPosX, (float)screenWidth};
 }
@@ -116,6 +133,7 @@ void App::update()
     }
     rotation = 0.0f;
     destA = destB;
+    topLiked = Liked::tbd;
   }
 }
 
@@ -131,15 +149,15 @@ void App::draw()
   DrawTexturePro(canvasTexure[TOP].texture, source, destA, origin, 360 - rotation, WHITE);
 
   const char *text = TextFormat("GEN %d: %d / %d", manager.generation, unit[TOP].index + 1, NUM_PER_GEN);
-  DrawText(text, destB.x + 10, destB.y - 30, 20, BLACK);
+  DrawText(text, genTextBox.x, genTextBox.y, genTextBox.height, BLACK);
 
   switch (topLiked)
   {
   case Liked::yes:
-    DrawText("LIKED", destB.x + 10, destB.y - 50, 20, BLACK);
+    DrawText("LIKED", likedTextBox.x, likedTextBox.y, likedTextBox.height, BLACK);
     break;
   case Liked::no:
-    DrawText("DISLIKE", destB.x + 10, destB.y - 50, 20, BLACK);
+    DrawText("DISLIKE", likedTextBox.x, likedTextBox.y, likedTextBox.height, BLACK);
     break;
   default:
     break;

src/Math.cpp

@@ -23,4 +23,34 @@ Color ColorAdd(Color c1, Color c2)
   int a = std::clamp(c1.a + c2.a, 0, 255);
 
   return {(unsigned char)r, (unsigned char)g, (unsigned char)b, (unsigned char)a};
+}
+
+Rectangle TextInSpace(Rectangle box, float textH, float textW, float margin)
+{
+  float br = box.width / box.height;
+  float tr = textW / textH;
+
+  Rectangle ret = {0, 0, 0, 0};
+
+  float hm = box.height * margin;
+  float wm = box.width * margin;
+
+  ret.y = box.y + hm;
+  ret.x = box.x + wm;
+
+  ret.height = box.height - hm;
+  ret.width = box.width - wm;
+
+  if (br < tr)
+  {
+    // bolj kvadrat izracunaj visino iz sirine
+    ret.height = ret.width / tr;
+  }
+  else
+  {
+    // bolj podolgovat izracunaj sirino iz visine
+    ret.width = ret.height * tr;
+  }
+
+  return ret;
 }