FIX: get suitable font size to draw the texts

jira: [STUDIO-10067]
Change-Id: I589fd6a271ae177e4630e403b64c18090aab9471
(cherry picked from commit d036c92a3793e8c0c758432b52f2af8ffeff751f)

src/slic3r/GUI/SelectMachinePop.cpp

@@ -1029,6 +1029,7 @@ PinCodePanel::PinCodePanel(wxWindow* parent, int type, wxWindowID winid /*= wxID
      if (m_type == 0) {txt = _L("Bind with Pin Code");}
      else if (m_type == 1) {txt = _L("Bind with Access Code");}
 
+     WxFontUtils::get_suitable_font_size(0.5 * size.GetHeight(), dc);
      auto txt_size = dc.GetTextExtent(txt);
      dc.DrawText(txt, wxPoint(FromDIP(28), (size.y - txt_size.y) / 2));
 

src/slic3r/GUI/Widgets/AMSItem.cpp

@@ -3,6 +3,7 @@
 #include "../BitmapCache.hpp"
 #include "../I18N.hpp"
 #include "../GUI_App.hpp"
+#include "../Utils/WxFontUtils.hpp"
 
 #include <wx/simplebook.h>
 #include <wx/dcgraph.h>
@@ -229,9 +230,11 @@ void AMSExtText::doRender(wxDC& dc)
     auto size = GetSize();
 
     dc.SetPen(wxPen(StateColor::darkModeColorFor(AMS_CONTROL_GRAY800), 2, wxPENSTYLE_SOLID));
-    auto tsize = dc.GetMultiLineTextExtent(_L("Ext"));
-    dc.SetFont(Label::Body_13);
     dc.SetTextForeground(StateColor::darkModeColorFor(AMS_CONTROL_GRAY800));
+    dc.SetFont(Label::Body_13);
+    WxFontUtils::get_suitable_font_size(0.7 * size.GetHeight(), dc);
+
+    auto    tsize = dc.GetMultiLineTextExtent(_L("Ext"));
     wxPoint pot(FromDIP((size.x - tsize.x) / 2), FromDIP((size.y - tsize.y) / 2));
     dc.DrawText(_L("Ext"), pot);
 }
@@ -2873,24 +2876,28 @@ void AMSHumidity::doRender(wxDC& dc)
 
             pot = wxPoint(FromDIP(5), ((size.y - hum_img.GetBmpSize().y) / 2));
             dc.DrawBitmap(hum_img.bmp(), pot);
+            pot.x += hum_img.GetBmpSize().x + FromDIP(3);
 
             // percentage
             wxString hum_percentage(std::to_string(m_amsinfo.humidity_raw));
-            auto     tsize = dc.GetMultiLineTextExtent(hum_percentage);
             dc.SetPen(wxPen(*wxTRANSPARENT_PEN));
             dc.SetFont(Label::Body_14);
             dc.SetTextForeground(StateColor::darkModeColorFor(AMS_CONTROL_BLACK_COLOUR));
-            // pot = wxPoint(FromDIP(size.x * 0.3), FromDIP((size.y - tsize.y) / 2));
-            pot.x = pot.x + hum_img.GetBmpSize().x + FromDIP(3);
-            dc.DrawText(hum_percentage, pot);
 
-            pot.x += (tsize.x + FromDIP(5));
+            WxFontUtils::get_suitable_font_size(0.7 * size.GetHeight(), dc);
+            auto tsize1 = dc.GetMultiLineTextExtent(hum_percentage);
+            pot.y = (size.y - tsize1.y) / 2;
+            dc.DrawText(hum_percentage, pot);
+            pot.x += (tsize1.x + FromDIP(3));
+
+            // percentage sign
             dc.SetFont(Label::Body_12);
-            tsize = dc.GetMultiLineTextExtent(_L("%"));
+            WxFontUtils::get_suitable_font_size(0.5 * size.GetHeight(), dc);
-            pot.y += (tsize.y / 2 - FromDIP(4));
+            auto tsize2 = dc.GetMultiLineTextExtent(_L("%"));
+            pot.y = pot.y + ((tsize1.y - tsize2.y) / 2) + FromDIP(2);
             dc.DrawText(_L("%"), pot);
 
-            pot.x = pot.x + tsize.x + FromDIP(2);
+            pot.x += tsize2.x + FromDIP(3);
         }
         else /*image with number*/
         {
@@ -2916,8 +2923,8 @@ void AMSHumidity::doRender(wxDC& dc)
         //sun image
         /*pot.x = FromDIP(size.x * 0.69);
         pot.y = FromDIP((size.y - ams_sun_img.GetBmpHeight()) / 2);*/
-        pot.x = pot.x + FromDIP(ams_sun_img.GetBmpWidth() / 2);
+        pot.x = pot.x + (ams_sun_img.GetBmpWidth() / 2);
-        pot.y = FromDIP((size.y - ams_sun_img.GetBmpHeight()) / 2);
+        pot.y = (size.y - ams_sun_img.GetBmpHeight()) / 2;
         dc.SetPen(wxPen(*wxTRANSPARENT_PEN));
         dc.DrawBitmap(ams_sun_img.bmp(), pot);
 

src/slic3r/GUI/Widgets/SwitchButton.cpp

@@ -4,6 +4,7 @@
 
 #include "../wxExtensions.hpp"
 #include "../Utils/MacDarkMode.hpp"
+#include "../Utils/WxFontUtils.hpp"
 
 #include <wx/dcmemory.h>
 #include <wx/dcclient.h>
@@ -239,14 +240,16 @@ void SwitchBoard::doRender(wxDC &dc)
         dc.DrawRoundedRectangle(0, 0, GetSize().x / 2, GetSize().y, 8);
 	}
 
-    auto left_txt_size = dc.GetTextExtent(leftLabel);
-    dc.SetFont(::Label::Body_13);
     if (switch_left) {
 		dc.SetTextForeground(*wxWHITE);
     } else {
         dc.SetTextForeground(0x333333);
 	}
 
+    dc.SetFont(::Label::Body_13);
+    Slic3r::GUI::WxFontUtils::get_suitable_font_size(0.6 * GetSize().GetHeight(), dc);
+
+    auto left_txt_size = dc.GetTextExtent(leftLabel);
     dc.DrawText(leftLabel, wxPoint((GetSize().x / 2 - left_txt_size.x) / 2, (GetSize().y - left_txt_size.y) / 2));
 
 	/*right*/
@@ -257,7 +260,6 @@ void SwitchBoard::doRender(wxDC &dc)
 	}
 
     auto right_txt_size = dc.GetTextExtent(rightLabel);
-    dc.SetFont(::Label::Body_13);
     if (switch_right) {
         dc.SetTextForeground(*wxWHITE);
     } else {

src/slic3r/Utils/WxFontUtils.cpp

@@ -297,6 +297,40 @@ bool WxFontUtils::is_bold(const wxFont &font) {
     return wx_weight != wxFONTWEIGHT_NORMAL;
 }
 
+void Slic3r::GUI::WxFontUtils::get_suitable_font_size(int max_height, wxDC &dc)
+{
+    wxFont font = dc.GetFont();
+    if (!font.IsOk()) return;
+
+    int font_size = font.GetPointSize();
+    int height  = dc.GetFontMetrics().height;
+    if (height < max_height) /*go smaller*/
+    {
+        while (height < max_height) {
+            font_size++;
+            font.SetPointSize(font_size);
+            dc.SetFont(font);
+            height  = dc.GetFontMetrics().height;
+        }
+
+        if (height > max_height)
+        {
+            font_size--;
+            font.SetPointSize(font_size);
+            dc.SetFont(font);
+        }
+    }
+    else if (height > max_height) /*go bigger*/
+    {
+        while (height > max_height && font_size > 1) {
+            font_size--;
+            font.SetPointSize(font_size);
+            dc.SetFont(font);
+            height = dc.GetFontMetrics().height;
+        }
+    }
+}
+
 std::unique_ptr<Emboss::FontFile> WxFontUtils::set_italic(wxFont &font, const Emboss::FontFile &font_file)
 {
     static std::vector<wxFontStyle> italic_styles = {

src/slic3r/Utils/WxFontUtils.hpp

@@ -41,6 +41,8 @@ public:
     static bool is_italic(const wxFont &font);
     static bool is_bold(const wxFont &font);
 
+    static void get_suitable_font_size(int max_height, wxDC &dc);
+
     /// <summary>
     /// Set italic into wx font
     /// When italic font is same as original return nullptr.