Fix bounding rect for formspec elements label vertlabel and checkboxes

builtin/mainmenu/tab_credits.lua

@@ -22,7 +22,7 @@ tab_credits = {
 	caption = fgettext("Credits"),
 	cbf_formspec = function (tabview, name, tabdata)
 			local logofile = defaulttexturedir .. "logo.png"
-			return	"vertlabel[0,-0.5;CREDITS]" ..
+			return	"vertlabel[0,-0.25;CREDITS]" ..
 				"label[0.5,3;Minetest " .. core.get_version() .. "]" ..
 				"label[0.5,3.3;http://minetest.net]" ..
 				"image[0.5,1;" .. core.formspec_escape(logofile) .. "]" ..

builtin/mainmenu/tab_settings.lua

@@ -79,7 +79,7 @@ end
 
 local function formspec(tabview, name, tabdata)
 	local tab_string =
-		"vertlabel[0,0;" .. fgettext("SETTINGS") .. "]" ..
+		"vertlabel[0,-0.25;" .. fgettext("SETTINGS") .. "]" ..
 		"box[0.75,0;3.25,4;#999999]" ..
 		"checkbox[1,0;cb_fancy_trees;".. fgettext("Fancy Trees") .. ";"
 				.. dump(core.setting_getbool("new_style_leaves")) .. "]"..
@@ -108,7 +108,7 @@ local function formspec(tabview, name, tabdata)
 		"checkbox[8,0;cb_shaders;".. fgettext("Shaders") .. ";"
 				.. dump(core.setting_getbool("enable_shaders")) .. "]"..
 		"button[1,4.5;2.25,0.5;btn_change_keys;".. fgettext("Change keys") .. "]"
-	
+
 	local android = false
 	if android then
 		tab_string = tab_string ..

src/guiFormSpecMenu.cpp

@@ -62,6 +62,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 			return;															\
 	}
 
+extern gui::IGUIEnvironment* guienv;
 
 /*
 	GUIFormSpecMenu
@@ -85,7 +86,8 @@ GUIFormSpecMenu::GUIFormSpecMenu(irr::IrrlichtDevice* dev,
 	m_lock(false),
 	m_form_src(fsrc),
 	m_text_dst(tdst),
-	m_ext_ptr(ext_ptr)
+	m_ext_ptr(ext_ptr),
+	m_font(guienv->getSkin()->getFont())
 {
 	current_keys_pending.key_down = false;
 	current_keys_pending.key_up = false;
@@ -388,8 +390,6 @@ void GUIFormSpecMenu::parseCheckbox(parserData* data,std::string element)
 		pos.X += stof(v_pos[0]) * (float) spacing.X;
 		pos.Y += stof(v_pos[1]) * (float) spacing.Y;
 
-		core::rect<s32> rect = core::rect<s32>(pos.X, pos.Y+((imgsize.Y/2)-15), pos.X+300, pos.Y+((imgsize.Y/2)+15));
-
 		bool fselected = false;
 
 		if (selected == "true")
@@ -397,6 +397,11 @@ void GUIFormSpecMenu::parseCheckbox(parserData* data,std::string element)
 
 		std::wstring wlabel = narrow_to_wide(label.c_str());
 
+		core::rect<s32> rect = core::rect<s32>(
+				pos.X, pos.Y + ((imgsize.Y/2) - 15),
+				pos.X + m_font->getDimension(wlabel.c_str()).Width + 25, // text size + size of checkbox
+				pos.Y + ((imgsize.Y/2) + 15));
+
 		FieldSpec spec(
 				narrow_to_wide(name.c_str()),
 				wlabel, //Needed for displaying text on MSVC
@@ -1083,8 +1088,6 @@ void GUIFormSpecMenu::parseLabel(parserData* data,std::string element)
 		pos.X += stof(v_pos[0]) * (float)spacing.X;
 		pos.Y += stof(v_pos[1]) * (float)spacing.Y;
 
-		core::rect<s32> rect = core::rect<s32>(pos.X, pos.Y+((imgsize.Y/2)-15), pos.X+300, pos.Y+((imgsize.Y/2)+15));
-
 		if(data->bp_set != 2)
 			errorstream<<"WARNING: invalid use of label without a size[] element"<<std::endl;
 
@@ -1092,6 +1095,11 @@ void GUIFormSpecMenu::parseLabel(parserData* data,std::string element)
 
 		std::wstring wlabel = narrow_to_wide(text.c_str());
 
+		core::rect<s32> rect = core::rect<s32>(
+				pos.X, pos.Y+((imgsize.Y/2)-15),
+				pos.X + m_font->getDimension(wlabel.c_str()).Width,
+				pos.Y+((imgsize.Y/2)+15));
+
 		FieldSpec spec(
 			L"",
 			wlabel,
@@ -1119,7 +1127,13 @@ void GUIFormSpecMenu::parseVertLabel(parserData* data,std::string element)
 		pos.X += stof(v_pos[0]) * (float)spacing.X;
 		pos.Y += stof(v_pos[1]) * (float)spacing.Y;
 
-		core::rect<s32> rect = core::rect<s32>(pos.X, pos.Y+((imgsize.Y/2)-15), pos.X+15, pos.Y+300);
+		core::rect<s32> rect = core::rect<s32>(
+				pos.X, pos.Y+((imgsize.Y/2)-15),
+				pos.X+15, pos.Y +
+					(m_font->getKerningHeight() +
+					m_font->getDimension(text.c_str()).Height)
+					* (text.length()+1));
+		//actually text.length() would be correct but adding +1 avoids to break all mods
 
 		if(data->bp_set != 2)
 			errorstream<<"WARNING: invalid use of label without a size[] element"<<std::endl;

src/guiFormSpecMenu.h

@@ -312,9 +312,10 @@ protected:
 	video::SColor m_slotbg_h;
 	video::SColor m_slotbordercolor;
 private:
-	IFormSource*      m_form_src;
+	IFormSource      *m_form_src;
-	TextDest*         m_text_dst;
+	TextDest         *m_text_dst;
-	GUIFormSpecMenu** m_ext_ptr;
+	GUIFormSpecMenu **m_ext_ptr;
+	gui::IGUIFont    *m_font;
 
 	typedef struct {
 		v2s32 size;