]> git.lizzy.rs Git - dragonfireclient.git/blobdiff - src/gui/guiFormSpecMenu.cpp
Formspecs: Introduce formspec_version to mods
[dragonfireclient.git] / src / gui / guiFormSpecMenu.cpp
index 9240dc4c822d95203e64bdd21cc70f6bff848240..f291b4e877b09747bf4d9632ba4c958638799274 100644 (file)
@@ -23,6 +23,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include <iterator>
 #include <sstream>
 #include <limits>
+#include "guiButton.h"
 #include "guiFormSpecMenu.h"
 #include "guiTable.h"
 #include "constants.h"
@@ -66,8 +67,8 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 
 #define MY_CHECKGEOM(a,b)                                                                                                      \
        if (v_geom.size() != 2) {                                                                                               \
-               errorstream<< "Invalid pos for element " << a << "specified: \""        \
-                       << parts[b] << "\"" << std::endl;                                                               \
+               errorstream<< "Invalid geometry for element " << a <<                           \
+                       "specified: \"" << parts[b] << "\"" << std::endl;                               \
                        return;                                                                                                                 \
        }
 /*
@@ -270,6 +271,25 @@ v2s32 GUIFormSpecMenu::getElementBasePos(bool absolute,
        return v2s32(pos_f.X, pos_f.Y);
 }
 
+v2s32 GUIFormSpecMenu::getRealCoordinateBasePos(bool absolute,
+               const std::vector<std::string> &v_pos)
+{
+       v2f32 pos_f = v2f32(0.0f, 0.0f);
+
+       pos_f.X += stof(v_pos[0]) + pos_offset.X;
+       pos_f.Y += stof(v_pos[1]) + pos_offset.Y;
+
+       if (absolute)
+               return v2s32(pos_f.X * imgsize.X + AbsoluteRect.UpperLeftCorner.X,
+                               pos_f.Y * imgsize.Y + AbsoluteRect.UpperLeftCorner.Y);
+       return v2s32(pos_f.X * imgsize.X, pos_f.Y * imgsize.Y);
+}
+
+v2s32 GUIFormSpecMenu::getRealCoordinateGeometry(const std::vector<std::string> &v_geom)
+{
+       return v2s32(stof(v_geom[0]) * imgsize.X, stof(v_geom[1]) * imgsize.Y);
+}
+
 void GUIFormSpecMenu::parseSize(parserData* data, const std::string &element)
 {
        std::vector<std::string> parts = split(element,',');
@@ -306,8 +326,8 @@ void GUIFormSpecMenu::parseContainer(parserData* data, const std::string &elemen
                        parts[1] = parts[1].substr(0, parts[1].find(';'));
 
                container_stack.push(pos_offset);
-               pos_offset.X += MYMAX(0, stof(parts[0]));
-               pos_offset.Y += MYMAX(0, stof(parts[1]));
+               pos_offset.X += stof(parts[0]);
+               pos_offset.Y += stof(parts[1]);
                return;
        }
        errorstream<< "Invalid container start element (" << parts.size() << "): '" << element << "'"  << std::endl;
@@ -348,13 +368,19 @@ void GUIFormSpecMenu::parseList(parserData* data, const std::string &element)
 
                InventoryLocation loc;
 
-               if(location == "context" || location == "current_name")
+               if (location == "context" || location == "current_name")
                        loc = m_current_inventory_location;
                else
                        loc.deSerialize(location);
 
-               v2s32 pos = getElementBasePos(true, &v_pos);
+               v2s32 pos;
                v2s32 geom;
+
+               if (data->real_coordinates)
+                       pos = getRealCoordinateBasePos(true, v_pos);
+               else
+                       pos = getElementBasePos(true, &v_pos);
+
                geom.X = stoi(v_geom[0]);
                geom.Y = stoi(v_geom[1]);
 
@@ -369,7 +395,7 @@ void GUIFormSpecMenu::parseList(parserData* data, const std::string &element)
 
                if(!data->explicit_size)
                        warningstream<<"invalid use of list without a size[] element"<<std::endl;
-               m_inventorylists.emplace_back(loc, listname, pos, geom, start_i);
+               m_inventorylists.emplace_back(loc, listname, pos, geom, start_i, data->real_coordinates);
                return;
        }
        errorstream<< "Invalid list element(" << parts.size() << "): '" << element << "'"  << std::endl;
@@ -430,8 +456,6 @@ void GUIFormSpecMenu::parseCheckbox(parserData* data, const std::string &element
 
                MY_CHECKPOS("checkbox",0);
 
-               v2s32 pos = getElementBasePos(false, &v_pos);
-
                bool fselected = false;
 
                if (selected == "true")
@@ -442,12 +466,27 @@ void GUIFormSpecMenu::parseCheckbox(parserData* data, const std::string &element
                s32 cb_size = Environment->getSkin()->getSize(gui::EGDS_CHECK_BOX_WIDTH);
                s32 y_center = (std::max(label_size.Height, (u32)cb_size) + 1) / 2;
 
-               core::rect<s32> rect = core::rect<s32>(
-                               pos.X,
-                               pos.Y + imgsize.Y / 2 - y_center,
-                               pos.X + label_size.Width + cb_size + 7,
-                               pos.Y + imgsize.Y / 2 + y_center
-                       );
+               v2s32 pos;
+               core::rect<s32> rect;
+
+               if (data->real_coordinates) {
+                       pos = getRealCoordinateBasePos(false, v_pos);
+
+                       rect = core::rect<s32>(
+                                       pos.X,
+                                       pos.Y - y_center,
+                                       pos.X + label_size.Width + cb_size + 7,
+                                       pos.Y + y_center
+                               );
+               } else {
+                       pos = getElementBasePos(false, &v_pos);
+                       rect = core::rect<s32>(
+                                       pos.X,
+                                       pos.Y + imgsize.Y / 2 - y_center,
+                                       pos.X + label_size.Width + cb_size + 7,
+                                       pos.Y + imgsize.Y / 2 + y_center
+                               );
+               }
 
                FieldSpec spec(
                                name,
@@ -461,6 +500,9 @@ void GUIFormSpecMenu::parseCheckbox(parserData* data, const std::string &element
                gui::IGUICheckBox* e = Environment->addCheckBox(fselected, rect, this,
                                        spec.fid, spec.flabel.c_str());
 
+               auto style = getStyleForElement("checkbox", name);
+               e->setNotClipped(style.getBool(StyleSpec::NOCLIP, false));
+
                if (spec.fname == data->focused_fieldname) {
                        Environment->setFocus(e);
                }
@@ -478,24 +520,25 @@ void GUIFormSpecMenu::parseScrollBar(parserData* data, const std::string &elemen
 
        if (parts.size() >= 5) {
                std::vector<std::string> v_pos = split(parts[0],',');
-               std::vector<std::string> v_dim = split(parts[1],',');
+               std::vector<std::string> v_geom = split(parts[1],',');
                std::string name = parts[3];
                std::string value = parts[4];
 
                MY_CHECKPOS("scrollbar",0);
+               MY_CHECKGEOM("scrollbar",1);
 
-               v2s32 pos = getElementBasePos(false, &v_pos);
+               v2s32 pos;
+               v2s32 dim;
 
-               if (v_dim.size() != 2) {
-                       errorstream<< "Invalid size for element " << "scrollbar"
-                               << "specified: \"" << parts[1] << "\"" << std::endl;
-                       return;
+               if (data->real_coordinates) {
+                       pos = getRealCoordinateBasePos(false, v_pos);
+                       dim = getRealCoordinateGeometry(v_geom);
+               } else {
+                       pos = getElementBasePos(false, &v_pos);
+                       dim.X = stof(v_geom[0]) * spacing.X;
+                       dim.Y = stof(v_geom[1]) * spacing.Y;
                }
 
-               v2s32 dim;
-               dim.X = stof(v_dim[0]) * spacing.X;
-               dim.Y = stof(v_dim[1]) * spacing.Y;
-
                core::rect<s32> rect =
                                core::rect<s32>(pos.X, pos.Y, pos.X + dim.X, pos.Y + dim.Y);
 
@@ -516,6 +559,9 @@ void GUIFormSpecMenu::parseScrollBar(parserData* data, const std::string &elemen
                gui::IGUIScrollBar* e =
                                Environment->addScrollBar(is_horizontal,rect,this,spec.fid);
 
+               auto style = getStyleForElement("scrollbar", name);
+               e->setNotClipped(style.getBool(StyleSpec::NOCLIP, false));
+
                e->setMax(1000);
                e->setMin(0);
                e->setPos(stoi(parts[4]));
@@ -543,10 +589,17 @@ void GUIFormSpecMenu::parseImage(parserData* data, const std::string &element)
                MY_CHECKPOS("image", 0);
                MY_CHECKGEOM("image", 1);
 
-               v2s32 pos = getElementBasePos(true, &v_pos);
+               v2s32 pos;
                v2s32 geom;
-               geom.X = stof(v_geom[0]) * (float)imgsize.X;
-               geom.Y = stof(v_geom[1]) * (float)imgsize.Y;
+
+               if (data->real_coordinates) {
+                       pos = getRealCoordinateBasePos(true, v_pos);
+                       geom = getRealCoordinateGeometry(v_geom);
+               } else {
+                       pos = getElementBasePos(true, &v_pos);
+                       geom.X = stof(v_geom[0]) * (float)imgsize.X;
+                       geom.Y = stof(v_geom[1]) * (float)imgsize.Y;
+               }
 
                if (!data->explicit_size)
                        warningstream<<"invalid use of image without a size[] element"<<std::endl;
@@ -584,10 +637,17 @@ void GUIFormSpecMenu::parseItemImage(parserData* data, const std::string &elemen
                MY_CHECKPOS("itemimage",0);
                MY_CHECKGEOM("itemimage",1);
 
-               v2s32 pos = getElementBasePos(true, &v_pos);
+               v2s32 pos;
                v2s32 geom;
-               geom.X = stof(v_geom[0]) * (float)imgsize.X;
-               geom.Y = stof(v_geom[1]) * (float)imgsize.Y;
+
+               if (data->real_coordinates) {
+                       pos = getRealCoordinateBasePos(true, v_pos);
+                       geom = getRealCoordinateGeometry(v_geom);
+               } else {
+                       pos = getElementBasePos(true, &v_pos);
+                       geom.X = stof(v_geom[0]) * (float)imgsize.X;
+                       geom.Y = stof(v_geom[1]) * (float)imgsize.Y;
+               }
 
                if(!data->explicit_size)
                        warningstream<<"invalid use of item_image without a size[] element"<<std::endl;
@@ -613,14 +673,23 @@ void GUIFormSpecMenu::parseButton(parserData* data, const std::string &element,
                MY_CHECKPOS("button",0);
                MY_CHECKGEOM("button",1);
 
-               v2s32 pos = getElementBasePos(false, &v_pos);
+               v2s32 pos;
                v2s32 geom;
-               geom.X = (stof(v_geom[0]) * spacing.X) - (spacing.X - imgsize.X);
-               pos.Y += (stof(v_geom[1]) * (float)imgsize.Y)/2;
+               core::rect<s32> rect;
 
-               core::rect<s32> rect =
-                               core::rect<s32>(pos.X, pos.Y - m_btn_height,
+               if (data->real_coordinates) {
+                       pos = getRealCoordinateBasePos(false, v_pos);
+                       geom = getRealCoordinateGeometry(v_geom);
+                       rect = core::rect<s32>(pos.X, pos.Y, pos.X+geom.X,
+                               pos.Y+geom.Y);
+               } else {
+                       pos = getElementBasePos(false, &v_pos);
+                       geom.X = (stof(v_geom[0]) * spacing.X) - (spacing.X - imgsize.X);
+                       pos.Y += (stof(v_geom[1]) * (float)imgsize.Y)/2;
+
+                       rect = core::rect<s32>(pos.X, pos.Y - m_btn_height,
                                                pos.X + geom.X, pos.Y + m_btn_height);
+               }
 
                if(!data->explicit_size)
                        warningstream<<"invalid use of button without a size[] element"<<std::endl;
@@ -636,8 +705,38 @@ void GUIFormSpecMenu::parseButton(parserData* data, const std::string &element,
                spec.ftype = f_Button;
                if(type == "button_exit")
                        spec.is_exit = true;
-               gui::IGUIButton* e = Environment->addButton(rect, this, spec.fid,
-                               spec.flabel.c_str());
+
+               GUIButton *e = GUIButton::addButton(Environment, rect, this, spec.fid, spec.flabel.c_str());
+
+               auto style = getStyleForElement(type, name, (type != "button") ? "button" : "");
+               if (style.isNotDefault(StyleSpec::BGCOLOR)) {
+                       e->setColor(style.getColor(StyleSpec::BGCOLOR));
+               }
+               if (style.isNotDefault(StyleSpec::TEXTCOLOR)) {
+                       e->setOverrideColor(style.getColor(StyleSpec::TEXTCOLOR));
+               }
+               e->setNotClipped(style.getBool(StyleSpec::NOCLIP, false));
+               e->setDrawBorder(style.getBool(StyleSpec::BORDER, true));
+
+               if (style.isNotDefault(StyleSpec::BGIMG)) {
+                       std::string image_name = style.get(StyleSpec::BGIMG, "");
+                       std::string pressed_image_name = style.get(StyleSpec::BGIMG_PRESSED, "");
+
+                       video::ITexture *texture = 0;
+                       video::ITexture *pressed_texture = 0;
+                       texture = m_tsrc->getTexture(image_name);
+                       if (!pressed_image_name.empty())
+                               pressed_texture = m_tsrc->getTexture(pressed_image_name);
+                       else
+                               pressed_texture = texture;
+
+                       e->setUseAlphaChannel(style.getBool(StyleSpec::ALPHA, true));
+                       e->setImage(guiScalingImageButton(
+                                       Environment->getVideoDriver(), texture, geom.X, geom.Y));
+                       e->setPressedImage(guiScalingImageButton(
+                                       Environment->getVideoDriver(), pressed_texture, geom.X, geom.Y));
+                       e->setScaleImage(true);
+               }
 
                if (spec.fname == data->focused_fieldname) {
                        Environment->setFocus(e);
@@ -662,18 +761,30 @@ void GUIFormSpecMenu::parseBackground(parserData* data, const std::string &eleme
                MY_CHECKPOS("background",0);
                MY_CHECKGEOM("background",1);
 
-               v2s32 pos = getElementBasePos(true, &v_pos);
-               pos.X -= (spacing.X - (float)imgsize.X) / 2;
-               pos.Y -= (spacing.Y - (float)imgsize.Y) / 2;
-
+               v2s32 pos;
                v2s32 geom;
-               geom.X = stof(v_geom[0]) * spacing.X;
-               geom.Y = stof(v_geom[1]) * spacing.Y;
+
+               if (data->real_coordinates) {
+                       pos = getRealCoordinateBasePos(true, v_pos);
+                       geom = getRealCoordinateGeometry(v_geom);
+               } else {
+                       pos = getElementBasePos(true, &v_pos);
+                       pos.X -= (spacing.X - (float)imgsize.X) / 2;
+                       pos.Y -= (spacing.Y - (float)imgsize.Y) / 2;
+
+                       geom.X = stof(v_geom[0]) * spacing.X;
+                       geom.Y = stof(v_geom[1]) * spacing.Y;
+               }
 
                bool clip = false;
                if (parts.size() >= 4 && is_yes(parts[3])) {
-                       pos.X = stoi(v_pos[0]); //acts as offset
-                       pos.Y = stoi(v_pos[1]); //acts as offset
+                       if (data->real_coordinates) {
+                               pos = getRealCoordinateBasePos(false, v_pos) * -1;
+                               geom = v2s32(0, 0);
+                       } else {
+                               pos.X = stoi(v_pos[0]); //acts as offset
+                               pos.Y = stoi(v_pos[1]);
+                       }
                        clip = true;
                }
 
@@ -760,10 +871,17 @@ void GUIFormSpecMenu::parseTable(parserData* data, const std::string &element)
                MY_CHECKPOS("table",0);
                MY_CHECKGEOM("table",1);
 
-               v2s32 pos = getElementBasePos(false, &v_pos);
+               v2s32 pos;
                v2s32 geom;
-               geom.X = stof(v_geom[0]) * spacing.X;
-               geom.Y = stof(v_geom[1]) * spacing.Y;
+
+               if (data->real_coordinates) {
+                       pos = getRealCoordinateBasePos(false, v_pos);
+                       geom = getRealCoordinateGeometry(v_geom);
+               } else {
+                       pos = getElementBasePos(false, &v_pos);
+                       geom.X = stof(v_geom[0]) * spacing.X;
+                       geom.Y = stof(v_geom[1]) * spacing.Y;
+               }
 
                core::rect<s32> rect = core::rect<s32>(pos.X, pos.Y, pos.X+geom.X, pos.Y+geom.Y);
 
@@ -797,6 +915,9 @@ void GUIFormSpecMenu::parseTable(parserData* data, const std::string &element)
                if (!str_initial_selection.empty() && str_initial_selection != "0")
                        e->setSelected(stoi(str_initial_selection));
 
+               auto style = getStyleForElement("table", name);
+               e->setNotClipped(style.getBool(StyleSpec::NOCLIP, false));
+
                m_tables.emplace_back(spec, e);
                m_fields.push_back(spec);
                return;
@@ -827,11 +948,17 @@ void GUIFormSpecMenu::parseTextList(parserData* data, const std::string &element
                MY_CHECKPOS("textlist",0);
                MY_CHECKGEOM("textlist",1);
 
-               v2s32 pos = getElementBasePos(false, &v_pos);
+               v2s32 pos;
                v2s32 geom;
-               geom.X = stof(v_geom[0]) * spacing.X;
-               geom.Y = stof(v_geom[1]) * spacing.Y;
 
+               if (data->real_coordinates) {
+                       pos = getRealCoordinateBasePos(false, v_pos);
+                       geom = getRealCoordinateGeometry(v_geom);
+               } else {
+                       pos = getElementBasePos(false, &v_pos);
+                       geom.X = stof(v_geom[0]) * spacing.X;
+                       geom.Y = stof(v_geom[1]) * spacing.Y;
+               }
 
                core::rect<s32> rect = core::rect<s32>(pos.X, pos.Y, pos.X+geom.X, pos.Y+geom.Y);
 
@@ -865,6 +992,9 @@ void GUIFormSpecMenu::parseTextList(parserData* data, const std::string &element
                if (!str_initial_selection.empty() && str_initial_selection != "0")
                        e->setSelected(stoi(str_initial_selection));
 
+               auto style = getStyleForElement("textlist", name);
+               e->setNotClipped(style.getBool(StyleSpec::NOCLIP, false));
+
                m_tables.emplace_back(spec, e);
                m_fields.push_back(spec);
                return;
@@ -888,12 +1018,29 @@ void GUIFormSpecMenu::parseDropDown(parserData* data, const std::string &element
 
                MY_CHECKPOS("dropdown",0);
 
-               v2s32 pos = getElementBasePos(false, &v_pos);
+               v2s32 pos;
+               v2s32 geom;
+               core::rect<s32> rect;
+
+               if (data->real_coordinates) {
+                       std::vector<std::string> v_geom = split(parts[1],',');
+
+                       if (v_geom.size() == 1)
+                               v_geom.emplace_back("1");
+
+                       MY_CHECKGEOM("dropdown",1);
+
+                       pos = getRealCoordinateBasePos(false, v_pos);
+                       geom = getRealCoordinateGeometry(v_geom);
+                       rect = core::rect<s32>(pos.X, pos.Y, pos.X+geom.X, pos.Y+geom.Y);
+               } else {
+                       pos = getElementBasePos(false, &v_pos);
 
-               s32 width = stof(parts[1]) * spacing.Y;
+                       s32 width = stof(parts[1]) * spacing.Y;
 
-               core::rect<s32> rect = core::rect<s32>(pos.X, pos.Y,
-                               pos.X + width, pos.Y + (m_btn_height * 2));
+                       rect = core::rect<s32>(pos.X, pos.Y,
+                                       pos.X + width, pos.Y + (m_btn_height * 2));
+               }
 
                FieldSpec spec(
                        name,
@@ -920,6 +1067,9 @@ void GUIFormSpecMenu::parseDropDown(parserData* data, const std::string &element
                if (!str_initial_selection.empty())
                        e->setSelected(stoi(str_initial_selection)-1);
 
+               auto style = getStyleForElement("dropdown", name);
+               e->setNotClipped(style.getBool(StyleSpec::NOCLIP, false));
+
                m_fields.push_back(spec);
 
                m_dropdowns.emplace_back(spec, std::vector<std::string>());
@@ -958,15 +1108,22 @@ void GUIFormSpecMenu::parsePwdField(parserData* data, const std::string &element
                MY_CHECKPOS("pwdfield",0);
                MY_CHECKGEOM("pwdfield",1);
 
-               v2s32 pos = getElementBasePos(false, &v_pos);
-               pos -= padding;
-
+               v2s32 pos;
                v2s32 geom;
-               geom.X = (stof(v_geom[0]) * spacing.X) - (spacing.X - imgsize.X);
 
-               pos.Y += (stof(v_geom[1]) * (float)imgsize.Y)/2;
-               pos.Y -= m_btn_height;
-               geom.Y = m_btn_height*2;
+               if (data->real_coordinates) {
+                       pos = getRealCoordinateBasePos(false, v_pos);
+                       geom = getRealCoordinateGeometry(v_geom);
+               } else {
+                       pos = getElementBasePos(false, &v_pos);
+                       pos -= padding;
+
+                       geom.X = (stof(v_geom[0]) * spacing.X) - (spacing.X - imgsize.X);
+
+                       pos.Y += (stof(v_geom[1]) * (float)imgsize.Y)/2;
+                       pos.Y -= m_btn_height;
+                       geom.Y = m_btn_height*2;
+               }
 
                core::rect<s32> rect = core::rect<s32>(pos.X, pos.Y, pos.X+geom.X, pos.Y+geom.Y);
 
@@ -996,6 +1153,11 @@ void GUIFormSpecMenu::parsePwdField(parserData* data, const std::string &element
 
                e->setPasswordBox(true,L'*');
 
+               auto style = getStyleForElement("pwdfield", name, "field");
+               e->setNotClipped(style.getBool(StyleSpec::NOCLIP, false));
+               e->setDrawBorder(style.getBool(StyleSpec::BORDER, true));
+               e->setOverrideColor(style.getColor(StyleSpec::TEXTCOLOR, video::SColor(0xFFFFFFFF)));
+
                irr::SEvent evt;
                evt.EventType            = EET_KEY_INPUT_EVENT;
                evt.KeyInput.Key         = KEY_END;
@@ -1072,6 +1234,14 @@ void GUIFormSpecMenu::createTextField(parserData *data, FieldSpec &spec,
                        evt.KeyInput.PressedDown = true;
                        e->OnEvent(evt);
                }
+
+               auto style = getStyleForElement(is_multiline ? "textarea" : "field", spec.fname);
+               e->setNotClipped(style.getBool(StyleSpec::NOCLIP, false));
+               e->setDrawBorder(style.getBool(StyleSpec::BORDER, true));
+               e->setOverrideColor(style.getColor(StyleSpec::TEXTCOLOR, video::SColor(0xFFFFFFFF)));
+               if (style.get(StyleSpec::BGCOLOR, "") == "transparent") {
+                       e->setDrawBackground(false);
+               }
        }
 
        if (!spec.flabel.empty()) {
@@ -1141,23 +1311,29 @@ void GUIFormSpecMenu::parseTextArea(parserData* data, std::vector<std::string>&
        MY_CHECKPOS(type,0);
        MY_CHECKGEOM(type,1);
 
-       v2s32 pos = getElementBasePos(false, &v_pos);
-       pos -= padding;
-
+       v2s32 pos;
        v2s32 geom;
 
-       geom.X = (stof(v_geom[0]) * spacing.X) - (spacing.X - imgsize.X);
+       if (data->real_coordinates) {
+               pos = getRealCoordinateBasePos(false, v_pos);
+               geom = getRealCoordinateGeometry(v_geom);
+       } else {
+               pos = getElementBasePos(false, &v_pos);
+               pos -= padding;
 
-       if (type == "textarea")
-       {
-               geom.Y = (stof(v_geom[1]) * (float)imgsize.Y) - (spacing.Y-imgsize.Y);
-               pos.Y += m_btn_height;
-       }
-       else
-       {
-               pos.Y += (stof(v_geom[1]) * (float)imgsize.Y)/2;
-               pos.Y -= m_btn_height;
-               geom.Y = m_btn_height*2;
+               geom.X = (stof(v_geom[0]) * spacing.X) - (spacing.X - imgsize.X);
+
+               if (type == "textarea")
+               {
+                       geom.Y = (stof(v_geom[1]) * (float)imgsize.Y) - (spacing.Y-imgsize.Y);
+                       pos.Y += m_btn_height;
+               }
+               else
+               {
+                       pos.Y += (stof(v_geom[1]) * (float)imgsize.Y)/2;
+                       pos.Y -= m_btn_height;
+                       geom.Y = m_btn_height*2;
+               }
        }
 
        core::rect<s32> rect = core::rect<s32>(pos.X, pos.Y, pos.X+geom.X, pos.Y+geom.Y);
@@ -1221,31 +1397,56 @@ void GUIFormSpecMenu::parseLabel(parserData* data, const std::string &element)
 
                MY_CHECKPOS("label",0);
 
-               v2s32 pos = getElementBasePos(false, nullptr);
-               pos.X += stof(v_pos[0]) * spacing.X;
-               pos.Y += (stof(v_pos[1]) + 7.0f / 30.0f) * spacing.Y;
-
                if(!data->explicit_size)
                        warningstream<<"invalid use of label without a size[] element"<<std::endl;
 
                std::vector<std::string> lines = split(text, '\n');
 
                for (unsigned int i = 0; i != lines.size(); i++) {
-                       // Lines are spaced at the nominal distance of
-                       // 2/5 inventory slot, even if the font doesn't
-                       // quite match that.  This provides consistent
-                       // form layout, at the expense of sometimes
-                       // having sub-optimal spacing for the font.
-                       // We multiply by 2 and then divide by 5, rather
-                       // than multiply by 0.4, to get exact results
-                       // in the integer cases: 0.4 is not exactly
-                       // representable in binary floating point.
-                       s32 posy = pos.Y + ((float)i) * spacing.Y * 2.0 / 5.0;
-                       std::wstring wlabel = utf8_to_wide(unescape_string(lines[i]));
-                       core::rect<s32> rect = core::rect<s32>(
-                               pos.X, posy - m_btn_height,
-                               pos.X + m_font->getDimension(wlabel.c_str()).Width,
-                               posy + m_btn_height);
+                       std::wstring wlabel = unescape_translate(unescape_string(
+                               utf8_to_wide(lines[i])));
+
+                       core::rect<s32> rect;
+
+                       if (data->real_coordinates) {
+                               // Lines are spaced at the distance of 1/2 imgsize.
+                               // This alows lines that line up with the new elements
+                               // easily without sacrificing good line distance.  If
+                               // it was one whole imgsize, it would have too much
+                               // spacing.
+                               v2s32 pos = getRealCoordinateBasePos(false, v_pos);
+
+                               // Labels are positioned by their center, not their top.
+                               pos.Y += (((float) imgsize.Y) / -2) + (((float) imgsize.Y) * i / 2);
+
+                               rect = core::rect<s32>(
+                                       pos.X, pos.Y,
+                                       pos.X + m_font->getDimension(wlabel.c_str()).Width,
+                                       pos.Y + imgsize.Y);
+
+                       } else {
+                               // Lines are spaced at the nominal distance of
+                               // 2/5 inventory slot, even if the font doesn't
+                               // quite match that.  This provides consistent
+                               // form layout, at the expense of sometimes
+                               // having sub-optimal spacing for the font.
+                               // We multiply by 2 and then divide by 5, rather
+                               // than multiply by 0.4, to get exact results
+                               // in the integer cases: 0.4 is not exactly
+                               // representable in binary floating point.
+
+                               v2s32 pos = getElementBasePos(false, nullptr);
+                               pos.X += stof(v_pos[0]) * spacing.X;
+                               pos.Y += (stof(v_pos[1]) + 7.0f / 30.0f) * spacing.Y;
+
+                               pos.Y += ((float) i) * spacing.Y * 2.0 / 5.0;
+
+                               rect = core::rect<s32>(
+                                       pos.X, pos.Y - m_btn_height,
+                                       pos.X + m_font->getDimension(wlabel.c_str()).Width,
+                                       pos.Y + m_btn_height);
+                       }
+
                        FieldSpec spec(
                                "",
                                wlabel,
@@ -1255,12 +1456,18 @@ void GUIFormSpecMenu::parseLabel(parserData* data, const std::string &element)
                        gui::IGUIStaticText *e = gui::StaticText::add(Environment,
                                spec.flabel.c_str(), rect, false, false, this, spec.fid);
                        e->setTextAlignment(gui::EGUIA_UPPERLEFT, gui::EGUIA_CENTER);
+
+                       auto style = getStyleForElement("label", spec.fname);
+                       e->setNotClipped(style.getBool(StyleSpec::NOCLIP, false));
+                       e->setOverrideColor(style.getColor(StyleSpec::TEXTCOLOR, video::SColor(0xFFFFFFFF)));
+
                        m_fields.push_back(spec);
                }
 
                return;
        }
-       errorstream<< "Invalid label element(" << parts.size() << "): '" << element << "'"  << std::endl;
+       errorstream << "Invalid label element(" << parts.size() << "): '" << element
+               << "'"  << std::endl;
 }
 
 void GUIFormSpecMenu::parseVertLabel(parserData* data, const std::string &element)
@@ -1276,15 +1483,35 @@ void GUIFormSpecMenu::parseVertLabel(parserData* data, const std::string &elemen
 
                MY_CHECKPOS("vertlabel",1);
 
-               v2s32 pos = getElementBasePos(false, &v_pos);
+               v2s32 pos;
+               core::rect<s32> rect;
 
-               core::rect<s32> rect = core::rect<s32>(
-                               pos.X, pos.Y+((imgsize.Y/2)- m_btn_height),
+               if (data->real_coordinates) {
+                       pos = getRealCoordinateBasePos(false, v_pos);
+
+                       // Vertlabels are positioned by center, not left.
+                       pos.X -= imgsize.X / 2;
+
+                       // We use text.length + 1 because without it, the rect
+                       // isn't quite tall enough and cuts off the text.
+                       rect = core::rect<s32>(pos.X, pos.Y,
+                               pos.X + imgsize.X,
+                               pos.Y + font_line_height(m_font) *
+                               (text.length() + 1));
+
+               } else {
+                       pos = getElementBasePos(false, &v_pos);
+
+                       // As above, the length must be one longer. The width of
+                       // the rect (15 pixels) seems rather arbitrary, but
+                       // changing it might break something.
+                       rect = core::rect<s32>(
+                               pos.X, pos.Y+((imgsize.Y/2) - m_btn_height),
                                pos.X+15, pos.Y +
-                                       font_line_height(m_font)
-                                       * (text.length()+1)
-                                       +((imgsize.Y/2)- m_btn_height));
-               //actually text.length() would be correct but adding +1 avoids to break all mods
+                                       font_line_height(m_font) *
+                                       (text.length() + 1) +
+                                       ((imgsize.Y/2) - m_btn_height));
+               }
 
                if(!data->explicit_size)
                        warningstream<<"invalid use of label without a size[] element"<<std::endl;
@@ -1302,9 +1529,14 @@ void GUIFormSpecMenu::parseVertLabel(parserData* data, const std::string &elemen
                        L"",
                        258+m_fields.size()
                );
-               gui::IGUIStaticText *t = gui::StaticText::add(Environment, spec.flabel.c_str(),
+               gui::IGUIStaticText *e = gui::StaticText::add(Environment, spec.flabel.c_str(),
                        rect, false, false, this, spec.fid);
-               t->setTextAlignment(gui::EGUIA_CENTER, gui::EGUIA_CENTER);
+               e->setTextAlignment(gui::EGUIA_CENTER, gui::EGUIA_CENTER);
+
+               auto style = getStyleForElement("vertlabel", spec.fname, "label");
+               e->setNotClipped(style.getBool(StyleSpec::NOCLIP, false));
+               e->setOverrideColor(style.getColor(StyleSpec::TEXTCOLOR, video::SColor(0xFFFFFFFF)));
+
                m_fields.push_back(spec);
                return;
        }
@@ -1328,11 +1560,6 @@ void GUIFormSpecMenu::parseImageButton(parserData* data, const std::string &elem
                MY_CHECKPOS("imagebutton",0);
                MY_CHECKGEOM("imagebutton",1);
 
-               v2s32 pos = getElementBasePos(false, &v_pos);
-               v2s32 geom;
-               geom.X = (stof(v_geom[0]) * spacing.X) - (spacing.X - imgsize.X);
-               geom.Y = (stof(v_geom[1]) * spacing.Y) - (spacing.Y - imgsize.Y);
-
                bool noclip     = false;
                bool drawborder = true;
                std::string pressed_image_name;
@@ -1348,9 +1575,22 @@ void GUIFormSpecMenu::parseImageButton(parserData* data, const std::string &elem
                        pressed_image_name = parts[7];
                }
 
-               core::rect<s32> rect = core::rect<s32>(pos.X, pos.Y, pos.X+geom.X, pos.Y+geom.Y);
+               v2s32 pos;
+               v2s32 geom;
 
-               if(!data->explicit_size)
+               if (data->real_coordinates) {
+                       pos = getRealCoordinateBasePos(false, v_pos);
+                       geom = getRealCoordinateGeometry(v_geom);
+               } else {
+                       pos = getElementBasePos(false, &v_pos);
+                       geom.X = (stof(v_geom[0]) * spacing.X) - (spacing.X - imgsize.X);
+                       geom.Y = (stof(v_geom[1]) * spacing.Y) - (spacing.Y - imgsize.Y);
+               }
+
+               core::rect<s32> rect = core::rect<s32>(pos.X, pos.Y, pos.X+geom.X,
+                       pos.Y+geom.Y);
+
+               if (!data->explicit_size)
                        warningstream<<"invalid use of image_button without a size[] element"<<std::endl;
 
                image_name = unescape_string(image_name);
@@ -1365,7 +1605,7 @@ void GUIFormSpecMenu::parseImageButton(parserData* data, const std::string &elem
                        258+m_fields.size()
                );
                spec.ftype = f_Button;
-               if(type == "image_button_exit")
+               if (type == "image_button_exit")
                        spec.is_exit = true;
 
                video::ITexture *texture = 0;
@@ -1382,14 +1622,21 @@ void GUIFormSpecMenu::parseImageButton(parserData* data, const std::string &elem
                        Environment->setFocus(e);
                }
 
-               e->setUseAlphaChannel(true);
+               auto style = getStyleForElement("image_button", spec.fname);
+
+               e->setUseAlphaChannel(style.getBool(StyleSpec::ALPHA, true));
                e->setImage(guiScalingImageButton(
                        Environment->getVideoDriver(), texture, geom.X, geom.Y));
                e->setPressedImage(guiScalingImageButton(
                        Environment->getVideoDriver(), pressed_texture, geom.X, geom.Y));
                e->setScaleImage(true);
-               e->setNotClipped(noclip);
-               e->setDrawBorder(drawborder);
+               if (parts.size() >= 7) {
+                       e->setNotClipped(noclip);
+                       e->setDrawBorder(drawborder);
+               } else {
+                       e->setNotClipped(style.getBool(StyleSpec::NOCLIP, false));
+                       e->setDrawBorder(style.getBool(StyleSpec::BORDER, true));
+               }
 
                m_fields.push_back(spec);
                return;
@@ -1400,25 +1647,43 @@ void GUIFormSpecMenu::parseImageButton(parserData* data, const std::string &elem
 
 void GUIFormSpecMenu::parseTabHeader(parserData* data, const std::string &element)
 {
-       std::vector<std::string> parts = split(element,';');
+       std::vector<std::string> parts = split(element, ';');
 
-       if (((parts.size() == 4) || (parts.size() == 6)) ||
-               ((parts.size() > 6) && (m_formspec_version > FORMSPEC_API_VERSION)))
+       if (((parts.size() == 4) || (parts.size() == 6)) || (parts.size() == 7 &&
+               data->real_coordinates) || ((parts.size() > 6) &&
+               (m_formspec_version > FORMSPEC_API_VERSION)))
        {
                std::vector<std::string> v_pos = split(parts[0],',');
-               std::string name = parts[1];
-               std::vector<std::string> buttons = split(parts[2],',');
-               std::string str_index = parts[3];
+
+               // If we're using real coordinates, add an extra field for height.
+               // Width is not here because tabs are the width of the text, and
+               // there's no reason to change that.
+               unsigned int i = 0;
+               std::vector<std::string> v_geom = {"1", "0.75"}; // Dummy width and default height
+               bool auto_width = true;
+               if (parts.size() == 7) {
+                       i++;
+
+                       v_geom = split(parts[1], ',');
+                       if (v_geom.size() == 1)
+                               v_geom.insert(v_geom.begin(), "1"); // Dummy value
+                       else
+                               auto_width = false;
+               }
+
+               std::string name = parts[i+1];
+               std::vector<std::string> buttons = split(parts[i+2], ',');
+               std::string str_index = parts[i+3];
                bool show_background = true;
                bool show_border = true;
-               int tab_index = stoi(str_index) -1;
+               int tab_index = stoi(str_index) - 1;
 
-               MY_CHECKPOS("tabheader",0);
+               MY_CHECKPOS("tabheader", 0);
 
-               if (parts.size() == 6) {
-                       if (parts[4] == "true")
+               if (parts.size() == 6 + i) {
+                       if (parts[4+i] == "true")
                                show_background = false;
-                       if (parts[5] == "false")
+                       if (parts[5+i] == "false")
                                show_border = false;
                }
 
@@ -1432,15 +1697,26 @@ void GUIFormSpecMenu::parseTabHeader(parserData* data, const std::string &elemen
                spec.ftype = f_TabHeader;
 
                v2s32 pos;
-               {
+               v2s32 geom;
+
+               if (data->real_coordinates) {
+                       pos = getRealCoordinateBasePos(false, v_pos);
+
+                       geom = getRealCoordinateGeometry(v_geom);
+                       pos.Y -= geom.Y; // TabHeader base pos is the bottom, not the top.
+                       if (auto_width)
+                               geom.X = DesiredRect.getWidth(); // Set automatic width
+
+                       MY_CHECKGEOM("tabheader", 1);
+               } else {
                        v2f32 pos_f = pos_offset * spacing;
                        pos_f.X += stof(v_pos[0]) * spacing.X;
                        pos_f.Y += stof(v_pos[1]) * spacing.Y - m_btn_height * 2;
                        pos = v2s32(pos_f.X, pos_f.Y);
+
+                       geom.Y = m_btn_height * 2;
+                       geom.X = DesiredRect.getWidth();
                }
-               v2s32 geom;
-               geom.X = DesiredRect.getWidth();
-               geom.Y = m_btn_height*2;
 
                core::rect<s32> rect = core::rect<s32>(pos.X, pos.Y, pos.X+geom.X,
                                pos.Y+geom.Y);
@@ -1449,17 +1725,22 @@ void GUIFormSpecMenu::parseTabHeader(parserData* data, const std::string &elemen
                                show_background, show_border, spec.fid);
                e->setAlignment(irr::gui::EGUIA_UPPERLEFT, irr::gui::EGUIA_UPPERLEFT,
                                irr::gui::EGUIA_UPPERLEFT, irr::gui::EGUIA_LOWERRIGHT);
-               e->setTabHeight(m_btn_height*2);
+               e->setTabHeight(geom.Y);
 
                if (spec.fname == data->focused_fieldname) {
                        Environment->setFocus(e);
                }
 
-               e->setNotClipped(true);
+               auto style = getStyleForElement("tabheader", name);
+               e->setNotClipped(style.getBool(StyleSpec::NOCLIP, true));
 
                for (const std::string &button : buttons) {
-                       e->addTab(unescape_translate(unescape_string(
+                       auto tab = e->addTab(unescape_translate(unescape_string(
                                utf8_to_wide(button))).c_str(), -1);
+                       if (style.isNotDefault(StyleSpec::BGCOLOR))
+                               tab->setBackgroundColor(style.getColor(StyleSpec::BGCOLOR));
+
+                       tab->setTextColor(style.getColor(StyleSpec::TEXTCOLOR, video::SColor(0xFFFFFFFF)));
                }
 
                if ((tab_index >= 0) &&
@@ -1500,10 +1781,17 @@ void GUIFormSpecMenu::parseItemImageButton(parserData* data, const std::string &
                MY_CHECKPOS("itemimagebutton",0);
                MY_CHECKGEOM("itemimagebutton",1);
 
-               v2s32 pos = getElementBasePos(false, &v_pos);
+               v2s32 pos;
                v2s32 geom;
-               geom.X = (stof(v_geom[0]) * spacing.X) - (spacing.X - imgsize.X);
-               geom.Y = (stof(v_geom[1]) * spacing.Y) - (spacing.Y - imgsize.Y);
+
+               if (data->real_coordinates) {
+                       pos = getRealCoordinateBasePos(false, v_pos);
+                       geom = getRealCoordinateGeometry(v_geom);
+               } else {
+                       pos = getElementBasePos(false, &v_pos);
+                       geom.X = (stof(v_geom[0]) * spacing.X) - (spacing.X - imgsize.X);
+                       geom.Y = (stof(v_geom[1]) * spacing.Y) - (spacing.Y - imgsize.Y);
+               }
 
                core::rect<s32> rect = core::rect<s32>(pos.X, pos.Y, pos.X+geom.X, pos.Y+geom.Y);
 
@@ -1528,6 +1816,10 @@ void GUIFormSpecMenu::parseItemImageButton(parserData* data, const std::string &
 
                gui::IGUIButton *e = Environment->addButton(rect, this, spec.fid, L"");
 
+               auto style = getStyleForElement("item_image_button", spec.fname, "image_button");
+               e->setNotClipped(style.getBool(StyleSpec::NOCLIP, false));
+               e->setDrawBorder(style.getBool(StyleSpec::BORDER, true));
+
                if (spec.fname == data->focused_fieldname) {
                        Environment->setFocus(e);
                }
@@ -1537,7 +1829,11 @@ void GUIFormSpecMenu::parseItemImageButton(parserData* data, const std::string &
                spec.rect=rect;
                m_fields.push_back(spec);
 
-               pos = getElementBasePos(true, &v_pos);
+               if (data->real_coordinates)
+                       pos = getRealCoordinateBasePos(true, v_pos);
+               else
+                       pos = getElementBasePos(true, &v_pos);
+
                m_itemimages.emplace_back("", item_name, e, pos, geom);
                m_static_texts.emplace_back(utf8_to_wide(label), rect, e);
                return;
@@ -1558,10 +1854,17 @@ void GUIFormSpecMenu::parseBox(parserData* data, const std::string &element)
                MY_CHECKPOS("box",0);
                MY_CHECKGEOM("box",1);
 
-               v2s32 pos = getElementBasePos(true, &v_pos);
+               v2s32 pos;
                v2s32 geom;
-               geom.X = stof(v_geom[0]) * spacing.X;
-               geom.Y = stof(v_geom[1]) * spacing.Y;
+
+               if (data->real_coordinates) {
+                       pos = getRealCoordinateBasePos(true, v_pos);
+                       geom = getRealCoordinateGeometry(v_geom);
+               } else {
+                       pos = getElementBasePos(true, &v_pos);
+                       geom.X = stof(v_geom[0]) * spacing.X;
+                       geom.Y = stof(v_geom[1]) * spacing.Y;
+               }
 
                video::SColor tmp_color;
 
@@ -1664,13 +1967,20 @@ void GUIFormSpecMenu::parseTooltip(parserData* data, const std::string &element)
                std::vector<std::string> v_pos  = split(parts[0], ',');
                std::vector<std::string> v_geom = split(parts[1], ',');
 
-               MY_CHECKPOS("tooltip",  0);
+               MY_CHECKPOS("tooltip", 0);
                MY_CHECKGEOM("tooltip", 1);
 
-               v2s32 pos = getElementBasePos(true, &v_pos);
+               v2s32 pos;
                v2s32 geom;
-               geom.X = stof(v_geom[0]) * spacing.X;
-               geom.Y = stof(v_geom[1]) * spacing.Y;
+
+               if (data->real_coordinates) {
+                       pos = getRealCoordinateBasePos(true, v_pos);
+                       geom = getRealCoordinateGeometry(v_geom);
+               } else {
+                       pos = getElementBasePos(true, &v_pos);
+                       geom.X = stof(v_geom[0]) * spacing.X;
+                       geom.Y = stof(v_geom[1]) * spacing.Y;
+               }
 
                irr::core::rect<s32> rect(pos, pos + geom);
                m_tooltip_rects.emplace_back(rect, spec);
@@ -1796,12 +2106,70 @@ void GUIFormSpecMenu::parseAnchor(parserData *data, const std::string &element)
                        << "'" << std::endl;
 }
 
+bool GUIFormSpecMenu::parseStyle(parserData *data, const std::string &element, bool style_type)
+{
+       std::vector<std::string> parts = split(element, ';');
+
+       if (parts.size() < 2) {
+               errorstream << "Invalid style element (" << parts.size() << "): '" << element
+                                       << "'" << std::endl;
+               return false;
+       }
+
+       std::string selector = trim(parts[0]);
+       if (selector.empty()) {
+               errorstream << "Invalid style element (Selector required): '" << element
+                                       << "'" << std::endl;
+               return false;
+       }
+
+       StyleSpec spec;
+
+       for (size_t i = 1; i < parts.size(); i++) {
+               size_t equal_pos = parts[i].find('=');
+               if (equal_pos == std::string::npos) {
+                       errorstream << "Invalid style element (Property missing value): '" << element
+                                               << "'" << std::endl;
+                       return false;
+               }
+
+               std::string propname = trim(parts[i].substr(0, equal_pos));
+               std::string value    = trim(unescape_string(parts[i].substr(equal_pos + 1)));
+
+               std::transform(propname.begin(), propname.end(), propname.begin(), ::tolower);
+
+               StyleSpec::Property prop = StyleSpec::GetPropertyByName(propname);
+               if (prop == StyleSpec::NONE) {
+                       if (property_warned.find(propname) != property_warned.end()) {
+                               warningstream << "Invalid style element (Unknown property " << propname << "): '"
+                                               << element
+                                               << "'" << std::endl;
+                               property_warned.insert(propname);
+                       }
+                       return false;
+               }
+
+               spec.set(prop, value);
+       }
+
+       if (style_type) {
+               theme_by_type[selector] |= spec;
+       } else {
+               theme_by_name[selector] |= spec;
+       }
+
+       return true;
+}
+
 void GUIFormSpecMenu::parseElement(parserData* data, const std::string &element)
 {
        //some prechecks
        if (element.empty())
                return;
 
+       if (parseVersionDirect(element))
+               return;
+
        std::vector<std::string> parts = split(element,'[');
 
        // ugly workaround to keep compatibility
@@ -1956,6 +2324,21 @@ void GUIFormSpecMenu::parseElement(parserData* data, const std::string &element)
                return;
        }
 
+       if (type == "real_coordinates") {
+               data->real_coordinates = is_yes(description);
+               return;
+       }
+
+       if (type == "style") {
+               parseStyle(data, description, false);
+               return;
+       }
+
+       if (type == "style_type") {
+               parseStyle(data, description, true);
+               return;
+       }
+
        // Ignore others
        infostream << "Unknown DrawSpec: type=" << type << ", data=\"" << description << "\""
                        << std::endl;
@@ -2026,6 +2409,8 @@ void GUIFormSpecMenu::regenerateGui(v2u32 screensize)
        m_inventory_rings.clear();
        m_static_texts.clear();
        m_dropdowns.clear();
+       theme_by_name.clear();
+       theme_by_type.clear();
 
        m_bgfullscreen = false;
 
@@ -2120,6 +2505,17 @@ void GUIFormSpecMenu::regenerateGui(v2u32 screensize)
                        break;
        }
 
+       /* Copy of the "real_coordinates" element for after the form size. */
+       mydata.real_coordinates = m_formspec_version >= 2;
+       for (; i < elements.size(); i++) {
+               std::vector<std::string> parts = split(elements[i], '[');
+               std::string name = trim(parts[0]);
+               if (name != "real_coordinates" || parts.size() != 2)
+                       break; // Invalid format
+
+               mydata.real_coordinates = is_yes(trim(parts[1]));
+       }
+
        if (mydata.explicit_size) {
                // compute scaling for specified form size
                if (m_lock) {
@@ -2210,10 +2606,18 @@ void GUIFormSpecMenu::regenerateGui(v2u32 screensize)
 
                m_font = g_fontengine->getFont();
 
-               mydata.size = v2s32(
-                       padding.X*2+spacing.X*(mydata.invsize.X-1.0)+imgsize.X,
-                       padding.Y*2+spacing.Y*(mydata.invsize.Y-1.0)+imgsize.Y + m_btn_height*2.0/3.0
-               );
+               if (mydata.real_coordinates) {
+                       mydata.size = v2s32(
+                               mydata.invsize.X*imgsize.X,
+                               mydata.invsize.Y*imgsize.Y
+                       );
+               } else {
+                       mydata.size = v2s32(
+                               padding.X*2+spacing.X*(mydata.invsize.X-1.0)+imgsize.X,
+                               padding.Y*2+spacing.Y*(mydata.invsize.Y-1.0)+imgsize.Y + m_btn_height*2.0/3.0
+                       );
+               }
+
                DesiredRect = mydata.rect = core::rect<s32>(
                                (s32)((f32)mydata.screensize.X * mydata.offset.X) - (s32)(mydata.anchor.X * (f32)mydata.size.X) + offset.X,
                                (s32)((f32)mydata.screensize.Y * mydata.offset.Y) - (s32)(mydata.anchor.Y * (f32)mydata.size.Y) + offset.Y,
@@ -2245,9 +2649,17 @@ void GUIFormSpecMenu::regenerateGui(v2u32 screensize)
        pos_offset = v2f32();
 
        if (enable_prepends) {
+               // Backup the coordinates so that prepends can use the coordinates of choice.
+               bool rc_backup = mydata.real_coordinates;
+               bool version_backup = m_formspec_version;
+               mydata.real_coordinates = false; // Old coordinates by default.
+
                std::vector<std::string> prepend_elements = split(m_formspec_prepend, ']');
                for (const auto &element : prepend_elements)
                        parseElement(&mydata, element);
+
+               m_formspec_version = version_backup;
+               mydata.real_coordinates = rc_backup; // Restore coordinates
        }
 
        for (; i< elements.size(); i++) {
@@ -2337,8 +2749,16 @@ GUIFormSpecMenu::ItemSpec GUIFormSpecMenu::getItemAtPos(v2s32 p) const
        for (const GUIFormSpecMenu::ListDrawSpec &s : m_inventorylists) {
                for(s32 i=0; i<s.geom.X*s.geom.Y; i++) {
                        s32 item_i = i + s.start_item_i;
-                       s32 x = (i%s.geom.X) * spacing.X;
-                       s32 y = (i/s.geom.X) * spacing.Y;
+
+                       s32 x;
+                       s32 y;
+                       if (s.real_coordinates) {
+                               x = (i%s.geom.X) * (imgsize.X * 1.25);
+                               y = (i/s.geom.X) * (imgsize.Y * 1.25);
+                       } else {
+                               x = (i%s.geom.X) * spacing.X;
+                               y = (i/s.geom.X) * spacing.Y;
+                       }
                        v2s32 p0(x,y);
                        core::rect<s32> rect = imgrect + s.pos + p0;
                        if(rect.isPointInside(p))
@@ -2380,8 +2800,15 @@ void GUIFormSpecMenu::drawList(const ListDrawSpec &s, int layer,
                if (item_i >= (s32)ilist->getSize())
                        break;
 
-               s32 x = (i%s.geom.X) * spacing.X;
-               s32 y = (i/s.geom.X) * spacing.Y;
+               s32 x;
+               s32 y;
+               if (s.real_coordinates) {
+                       x = (i%s.geom.X) * (imgsize.X * 1.25);
+                       y = (i/s.geom.X) * (imgsize.Y * 1.25);
+               } else {
+                       x = (i%s.geom.X) * spacing.X;
+                       y = (i/s.geom.X) * spacing.Y;
+               }
                v2s32 p(x,y);
                core::rect<s32> rect = imgrect + s.pos + p;
                ItemStack item = ilist->getItem(item_i);
@@ -2425,37 +2852,23 @@ void GUIFormSpecMenu::drawList(const ListDrawSpec &s, int layer,
                }
 
                if (layer == 1) {
-                       // Draw item stack
                        if (selected)
                                item.takeItem(m_selected_amount);
 
                        if (!item.empty()) {
+                               // Draw item stack
                                drawItemStack(driver, m_font, item,
                                        rect, &AbsoluteClippingRect, m_client,
                                        rotation_kind);
-                       }
-
-                       // Draw tooltip
-                       std::wstring tooltip_text;
-                       if (hovering && !m_selected_item) {
-                               const std::string &desc = item.metadata.getString("description");
-                               if (desc.empty())
-                                       tooltip_text =
-                                               utf8_to_wide(item.getDefinition(m_client->idef()).description);
-                               else
-                                       tooltip_text = utf8_to_wide(desc);
-
-                               if (!item.name.empty()) {
-                                       if (tooltip_text.empty())
-                                               tooltip_text = utf8_to_wide(item.name);
-                                       else if (m_tooltip_append_itemname)
-                                               tooltip_text += utf8_to_wide("\n[" + item.name + "]");
+                               // Draw tooltip
+                               if (hovering && !m_selected_item) {
+                                       std::string tooltip = item.getDescription(m_client->idef());
+                                       if (m_tooltip_append_itemname)
+                                               tooltip += "\n[" + item.name + "]";
+                                       showTooltip(utf8_to_wide(tooltip), m_default_tooltip_color,
+                                                       m_default_tooltip_bgcolor);
                                }
                        }
-                       if (!tooltip_text.empty()) {
-                               showTooltip(tooltip_text, m_default_tooltip_color,
-                                       m_default_tooltip_bgcolor);
-                       }
                }
        }
 }
@@ -3777,3 +4190,27 @@ std::wstring GUIFormSpecMenu::getLabelByID(s32 id)
        }
        return L"";
 }
+
+StyleSpec GUIFormSpecMenu::getStyleForElement(const std::string &type,
+               const std::string &name, const std::string &parent_type) {
+       StyleSpec ret;
+
+       if (!parent_type.empty()) {
+               auto it = theme_by_type.find(parent_type);
+               if (it != theme_by_type.end()) {
+                       ret |= it->second;
+               }
+       }
+
+       auto it = theme_by_type.find(type);
+       if (it != theme_by_type.end()) {
+               ret |= it->second;
+       }
+
+       it = theme_by_name.find(name);
+       if (it != theme_by_name.end()) {
+               ret |= it->second;
+       }
+
+       return ret;
+}