From 93ad247eff328238152b3f7d4bb1568e0f4fc61a Mon Sep 17 00:00:00 2001
From: "zhimin.zeng" <zhimin.zeng@bambulab.com>
Date: Fri, 24 Feb 2023 14:49:47 +0800
Subject: [PATCH] FIX: text spaces is not work

the mesh of space is null, so the width of space is 0.
we use 'i' instead of space to calculate width.

Change-Id: I95d92d96e19416406d644ca35f0f14ade870f315
---
 src/slic3r/GUI/Gizmos/GLGizmoText.cpp | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/slic3r/GUI/Gizmos/GLGizmoText.cpp b/src/slic3r/GUI/Gizmos/GLGizmoText.cpp
index aa63f4776..0120a8a04 100644
--- a/src/slic3r/GUI/Gizmos/GLGizmoText.cpp
+++ b/src/slic3r/GUI/Gizmos/GLGizmoText.cpp
@@ -931,8 +931,14 @@ bool GLGizmoText::update_text_positions(const std::vector<std::string>& texts)
 {
     std::vector<double> text_lengths;
     for (int i = 0; i < texts.size(); ++i) {
+        std::string alpha;
+        if (texts[i] == " ") {
+            alpha = "i";
+        } else {
+            alpha = texts[i];
+        }
         TriangleMesh mesh;
-        load_text_shape(texts[i].c_str(), m_font_name.c_str(), m_font_size, m_thickness + m_embeded_depth, m_bold, m_italic, mesh);
+        load_text_shape(alpha.c_str(), m_font_name.c_str(), m_font_size, m_thickness + m_embeded_depth, m_bold, m_italic, mesh);
         auto   center      = mesh.bounding_box().center();
         double half_x_length = center.x();
         text_lengths.emplace_back(half_x_length);