From c8b6b74c97162856f60bfeefd44db24880b2e37c Mon Sep 17 00:00:00 2001
From: Dennis Meinen <bluepunk@gmail.com>
Date: Sun, 15 Sep 2024 17:22:56 +0200
Subject: [PATCH] Added Text::DrawWrappedText

---
 text/texthandler.cpp | 24 ++++++++++++++++++++++++
 text/texthandler.h   | 17 +++++++++++++++++
 2 files changed, 41 insertions(+)

diff --git a/text/texthandler.cpp b/text/texthandler.cpp
index 247c6f1..7711961 100644
--- a/text/texthandler.cpp
+++ b/text/texthandler.cpp
@@ -90,3 +90,27 @@ TextureAsset Text::_drawTextToTexture(Font font, std::string textToDraw, Color c
 
     return tex;
 }
+
+void Text::_drawWrappedText(Font font, vf2d pos, std::string textToDraw, float maxWidth, Color color) {
+
+    std::stringstream ss(textToDraw);
+    std::string word;
+    std::string currentLine;
+
+    while (ss >> word) {
+        std::string testLine = currentLine.empty() ? word : currentLine + " " + word;
+        float testLineWidth = MeasureText(font, testLine);
+
+        if (testLineWidth <= maxWidth) {
+            currentLine = testLine;
+        } else {
+            DrawText(font, pos, currentLine, color);
+            pos.y += GetRenderedTextSize(font, currentLine).y;
+            currentLine = word;
+        }
+    }
+
+    if (!currentLine.empty()) {
+        DrawText(font, pos, currentLine, color);
+    }
+}
diff --git a/text/texthandler.h b/text/texthandler.h
index 564b3ef..33300d8 100644
--- a/text/texthandler.h
+++ b/text/texthandler.h
@@ -29,6 +29,21 @@ class Text {
         get()._drawText(font, pos, textToDraw, color);
     }
 
+    /**
+     * @brief Renders text that is wider than the given width by splitting it at space boundaries.
+     *        The text will be drawn across multiple lines to ensure it fits within the maximum width.
+     *
+     * @param font The font to use for rendering the text.
+     * @param pos The starting position (top-left) to begin rendering the text.
+     * @param textToDraw The full text string to render, potentially split across multiple lines.
+     * @param maxWidth The maximum width allowed for each line of text. If a line exceeds this width, it is wrapped.
+     * @param color The color to use for rendering the text.
+     */
+    static void DrawWrappedText(Font font, vf2d pos, std::string textToDraw, float maxWidth, Color color) {
+        get()._drawWrappedText(font, pos, textToDraw, maxWidth, color);
+    }
+
+
     /**
      * @brief Measures the width of the specified text when rendered with the given font.
      *
@@ -68,6 +83,8 @@ class Text {
 
     void _drawText(Font font, vf2d pos, std::string textToDraw, Color color);
 
+    void _drawWrappedText(Font font, vf2d pos, std::string textToDraw, float maxWidth, Color color);
+
     int _measureText(Font font, std::string text);
 
     vf2d _getRenderedTextSize(Font font, std::string textToDraw);