Support for scalable font and gui elements
[oweals/minetest.git] / src / guiFormSpecMenu.h
index ae985adde157330cdcecab1a285f640c282ac8cf..81dd7ba162919f314277d80107e808cd42c33214 100644 (file)
@@ -21,13 +21,32 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #ifndef GUIINVENTORYMENU_HEADER
 #define GUIINVENTORYMENU_HEADER
 
+#include <utility>
+
 #include "irrlichttypes_extrabloated.h"
 #include "inventory.h"
 #include "inventorymanager.h"
 #include "modalMenu.h"
+#include "guiTable.h"
 
 class IGameDef;
 class InventoryManager;
+class ISimpleTextureSource;
+
+typedef enum {
+       f_Button,
+       f_Table,
+       f_TabHeader,
+       f_CheckBox,
+       f_DropDown,
+       f_Unknown
+} FormspecFieldType;
+
+typedef enum {
+       quit_mode_no,
+       quit_mode_accept,
+       quit_mode_cancel
+} FormspecQuitMode;
 
 struct TextDest
 {
@@ -35,6 +54,10 @@ struct TextDest
        // This is deprecated I guess? -celeron55
        virtual void gotText(std::wstring text){}
        virtual void gotText(std::map<std::string, std::string> fields) = 0;
+       virtual void setFormName(std::string formname)
+       { m_formname = formname;};
+
+       std::string m_formname;
 };
 
 class IFormSource
@@ -46,13 +69,6 @@ public:
        virtual std::string resolveText(std::string str){ return str; }
 };
 
-void drawItemStack(video::IVideoDriver *driver,
-               gui::IGUIFont *font,
-               const ItemStack &item,
-               const core::rect<s32> &rect,
-               const core::rect<s32> *clip,
-               IGameDef *gamedef);
-
 class GUIFormSpecMenu : public GUIModalMenu
 {
        struct ItemSpec
@@ -113,25 +129,35 @@ class GUIFormSpecMenu : public GUIModalMenu
                        pos(a_pos),
                        geom(a_geom)
                {
+                       scale = true;
+               }
+               ImageDrawSpec(const std::string &a_name,
+                               v2s32 a_pos):
+                       name(a_name),
+                       pos(a_pos)
+               {
+                       scale = false;
                }
                std::string name;
                v2s32 pos;
                v2s32 geom;
+               bool scale;
        };
-       
+
        struct FieldSpec
        {
                FieldSpec()
                {
                }
-               FieldSpec(const std::wstring name, const std::wstring label, const std::wstring fdeflt, int id):
+               FieldSpec(const std::wstring &name, const std::wstring &label,
+                         const std::wstring &fdeflt, int id) :
                        fname(name),
                        flabel(label),
                        fdefault(fdeflt),
                        fid(id)
                {
                        send = false;
-                       is_button = false;
+                       ftype = f_Unknown;
                        is_exit = false;
                        tooltip="";
                }
@@ -140,19 +166,36 @@ class GUIFormSpecMenu : public GUIModalMenu
                std::wstring fdefault;
                int fid;
                bool send;
-               bool is_button;
+               FormspecFieldType ftype;
                bool is_exit;
                core::rect<s32> rect;
                std::string tooltip;
        };
 
+       struct BoxDrawSpec {
+               BoxDrawSpec(v2s32 a_pos, v2s32 a_geom,irr::video::SColor a_color):
+                       pos(a_pos),
+                       geom(a_geom),
+                       color(a_color)
+               {
+               }
+               v2s32 pos;
+               v2s32 geom;
+               irr::video::SColor color;
+       };
+
 public:
        GUIFormSpecMenu(irr::IrrlichtDevice* dev,
                        gui::IGUIElement* parent, s32 id,
                        IMenuManager *menumgr,
                        InventoryManager *invmgr,
-                       IGameDef *gamedef
+                       IGameDef *gamedef,
+                       ISimpleTextureSource *tsrc,
+                       IFormSource* fs_src,
+                       TextDest* txt_dst,
+                       GUIFormSpecMenu** ext_ptr
                        );
+
        ~GUIFormSpecMenu();
 
        void setFormSpec(const std::string &formspec_string,
@@ -162,25 +205,42 @@ public:
                m_current_inventory_location = current_inventory_location;
                regenerateGui(m_screensize_old);
        }
-       
+
        // form_src is deleted by this GUIFormSpecMenu
        void setFormSource(IFormSource *form_src)
        {
+               if (m_form_src != NULL) {
+                       delete m_form_src;
+               }
                m_form_src = form_src;
        }
 
        // text_dst is deleted by this GUIFormSpecMenu
        void setTextDest(TextDest *text_dst)
        {
+               if (m_text_dst != NULL) {
+                       delete m_text_dst;
+               }
                m_text_dst = text_dst;
        }
 
+       void allowClose(bool value)
+       {
+               m_allowclose = value;
+       }
+
+       void lockSize(bool lock,v2u32 basescreensize=v2u32(0,0)) {
+               m_lock = lock;
+               m_lockscreensize = basescreensize;
+       }
+
        void removeChildren();
+       void setInitialFocus();
        /*
                Remove and re-add (or reposition) stuff
        */
        void regenerateGui(v2u32 screensize);
-       
+
        ItemSpec getItemAtPos(v2s32 p) const;
        void drawList(const ListDrawSpec &s, int phase);
        void drawSelectedItem();
@@ -188,38 +248,49 @@ public:
        void updateSelectedItem();
        ItemStack verifySelectedItem();
 
-       void acceptInput();
+       void acceptInput(FormspecQuitMode quitmode);
+       bool preprocessEvent(const SEvent& event);
        bool OnEvent(const SEvent& event);
-       
+       bool doPause;
+       bool pausesGame() { return doPause; }
+
+       GUITable* getTable(std::wstring tablename);
+
+       static bool parseColor(const std::string &value,
+                       video::SColor &color, bool quiet);
+
 protected:
        v2s32 getBasePos() const
        {
-               return padding + AbsoluteRect.UpperLeftCorner;
+                       return padding + offset + AbsoluteRect.UpperLeftCorner;
        }
 
        v2s32 padding;
        v2s32 spacing;
        v2s32 imgsize;
-       
+       v2s32 offset;
+
        irr::IrrlichtDevice* m_device;
        InventoryManager *m_invmgr;
        IGameDef *m_gamedef;
+       ISimpleTextureSource *m_tsrc;
 
        std::string m_formspec_string;
        InventoryLocation m_current_inventory_location;
-       IFormSource *m_form_src;
-       TextDest *m_text_dst;
 
        std::vector<ListDrawSpec> m_inventorylists;
        std::vector<ImageDrawSpec> m_backgrounds;
        std::vector<ImageDrawSpec> m_images;
        std::vector<ImageDrawSpec> m_itemimages;
+       std::vector<BoxDrawSpec> m_boxes;
        std::vector<FieldSpec> m_fields;
+       std::vector<std::pair<FieldSpec,GUITable*> > m_tables;
+       std::vector<std::pair<FieldSpec,gui::IGUICheckBox*> > m_checkboxes;
 
        ItemSpec *m_selected_item;
        u32 m_selected_amount;
        bool m_selected_dragging;
-       
+
        // WARNING: BLACK MAGIC
        // Used to guess and keep up with some special things the server can do.
        // If name is "", no guess exists.
@@ -228,6 +299,112 @@ protected:
 
        v2s32 m_pointer;
        gui::IGUIStaticText *m_tooltip_element;
+
+       bool m_allowclose;
+       bool m_lock;
+       v2u32 m_lockscreensize;
+
+       bool m_bgfullscreen;
+       bool m_slotborder;
+       bool m_clipbackground;
+       video::SColor m_bgcolor;
+       video::SColor m_slotbg_n;
+       video::SColor m_slotbg_h;
+       video::SColor m_slotbordercolor;
+private:
+       IFormSource      *m_form_src;
+       TextDest         *m_text_dst;
+       GUIFormSpecMenu **m_ext_ptr;
+       gui::IGUIFont    *m_font;
+
+       typedef struct {
+               v2s32 size;
+               core::rect<s32> rect;
+               v2s32 basepos;
+               int bp_set;
+               v2u32 screensize;
+               std::wstring focused_fieldname;
+               GUITable::TableOptions table_options;
+               GUITable::TableColumns table_columns;
+               // used to restore table selection/scroll/treeview state
+               std::map<std::wstring,GUITable::DynamicData> table_dyndata;
+       } parserData;
+
+       typedef struct {
+               bool key_up;
+               bool key_down;
+               bool key_enter;
+               bool key_escape;
+       } fs_key_pendig;
+
+       fs_key_pendig current_keys_pending;
+
+       void parseElement(parserData* data,std::string element);
+
+       void parseSize(parserData* data,std::string element);
+       void parseList(parserData* data,std::string element);
+       void parseCheckbox(parserData* data,std::string element);
+       void parseImage(parserData* data,std::string element);
+       void parseItemImage(parserData* data,std::string element);
+       void parseButton(parserData* data,std::string element,std::string typ);
+       void parseBackground(parserData* data,std::string element);
+       void parseTableOptions(parserData* data,std::string element);
+       void parseTableColumns(parserData* data,std::string element);
+       void parseTable(parserData* data,std::string element);
+       void parseTextList(parserData* data,std::string element);
+       void parseDropDown(parserData* data,std::string element);
+       void parsePwdField(parserData* data,std::string element);
+       void parseField(parserData* data,std::string element,std::string type);
+       void parseSimpleField(parserData* data,std::vector<std::string> &parts);
+       void parseTextArea(parserData* data,std::vector<std::string>& parts,
+                       std::string type);
+       void parseLabel(parserData* data,std::string element);
+       void parseVertLabel(parserData* data,std::string element);
+       void parseImageButton(parserData* data,std::string element,std::string type);
+       void parseItemImageButton(parserData* data,std::string element);
+       void parseTabHeader(parserData* data,std::string element);
+       void parseBox(parserData* data,std::string element);
+       void parseBackgroundColor(parserData* data,std::string element);
+       void parseListColors(parserData* data,std::string element);
+
+       /**
+        * check if event is part of a double click
+        * @param event event to evaluate
+        * @return true/false if a doubleclick was detected
+        */
+       bool DoubleClickDetection(const SEvent event);
+
+       struct clickpos
+       {
+               v2s32 pos;
+               s32 time;
+       };
+       clickpos m_doubleclickdetect[2];
+
+       int m_btn_height;
+};
+
+class FormspecFormSource: public IFormSource
+{
+public:
+       FormspecFormSource(std::string formspec)
+       {
+               m_formspec = formspec;
+       }
+
+       ~FormspecFormSource()
+       {}
+
+       void setForm(std::string formspec) {
+               m_formspec = formspec;
+       }
+
+       std::string getForm()
+       {
+               return m_formspec;
+       }
+
+       std::string m_formspec;
 };
 
 #endif