hook alternate cursor in inventory menu

[l2e.git] / src / graphics / Menu.h

diff --git a/src/graphics/Menu.h b/src/graphics/Menu.h
index 02a88c0be13853a9c59ec6f5393d3ea218afbb73..68deef8da0814c98144fb656c02560f5813852c6 100644 (file)
--- a/src/graphics/Menu.h
+++ b/src/graphics/Menu.h
@@ -9,6 +9,7 @@
 #define GRAPHICS_MENU_H_
 
 #include "Font.h"
+#include "fwd.h"
 #include "Sprite.h"
 #include "../geometry/Vector.h"
 
@@ -17,16 +18,54 @@
 
 namespace graphics {
 
-class Sprite;
+struct MenuProperties {
+       static const int TYPE_ID = 407;
+
+       const Font *font;
+       const Font *disabledFont;
+       const Sprite *cursor;
+       const Sprite *selectedCursor;
+       int charsPerEntry;
+       int rows;
+       int rowGap;
+       int iconSpace;
+       int cols;
+       int colGap;
+       int charsPerNumber;
+       int charsPerAdditionalText;
+       int additionalTextGap;
+       char delimiter;
+       bool wrapX;
+       bool wrapY;
+
+       MenuProperties()
+       : font(0), disabledFont(0), cursor(0), selectedCursor(0)
+       , charsPerEntry(0), rows(1), rowGap(0)
+       , iconSpace(0), cols(1), colGap(0)
+       , charsPerNumber(0), charsPerAdditionalText(0)
+       , additionalTextGap(0), delimiter(':')
+       , wrapX(false), wrapY(false) { }
+
+       static void CreateTypeDescription();
+       static void Construct(void *);
+
+};
 
 template<class T>
-class Menu {
+class Menu
+: private MenuProperties {
 
 public:
        Menu();
-       Menu(const Font *font, const Font *disabledFont, const Sprite *cursor, int charsPerEntry, int rows, int rowGap = 0, int iconSpace = 0, int cols = 1, int colGap = 0, int charsPerNumber = 0, char delimiter = ':', int charsPerAdditionalText = 0, int additionalTextGap = 0);
+       Menu(const MenuProperties &);
 
 public:
+       void SetInactive() { state = STATE_INACTIVE; }
+       void SetActive() { state = STATE_ACTIVE; }
+       void SetSelected() { state = STATE_SELECTED; }
+       bool IsActive() const { return state == STATE_ACTIVE; }
+       bool HasSelected() const { return state == STATE_SELECTED; }
+
        int Width() const;
        int Height() const;
        int ColWidth() const;
@@ -75,63 +114,34 @@ private:
                T value;
                bool enabled;
        };
-       const Font *font;
-       const Font *disabledFont;
-       const Sprite *cursor;
        std::vector<Entry> entries;
-       int charsPerEntry;
-       int rows;
-       int rowGap;
-       int iconSpace;
-       int cols;
-       int colGap;
        int selected;
        int topRow;
-       int charsPerNumber;
-       int charsPerAdditionalText;
-       int additionalTextGap;
-       char delimiter;
+       enum State {
+               STATE_INACTIVE,
+               STATE_ACTIVE,
+               STATE_SELECTED,
+       };
+       State state;
 
 };
 
 
 template<class T>
 Menu<T>::Menu()
-: font(0)
-, disabledFont(0)
-, cursor(0)
-, charsPerEntry(0)
-, rows(0)
-, rowGap(0)
-, iconSpace(0)
-, cols(0)
-, colGap(0)
+: MenuProperties()
 , selected(0)
 , topRow(0)
-, charsPerNumber(0)
-, charsPerAdditionalText(0)
-, additionalTextGap(0)
-, delimiter(':') {
+, state(STATE_ACTIVE) {
 
 }
 
 template<class T>
-Menu<T>::Menu(const Font *font, const Font *disabledFont, const Sprite *cursor, int charsPerEntry, int rows, int rowGap, int iconSpace, int cols, int colGap, int charsPerNumber, char delimiter, int charsPerAdditionalText, int additionalTextGap)
-: font(font)
-, disabledFont(disabledFont ? disabledFont : font)
-, cursor(cursor)
-, charsPerEntry(charsPerEntry)
-, rows(rows)
-, rowGap(rowGap)
-, iconSpace(iconSpace)
-, cols(cols)
-, colGap(colGap)
+Menu<T>::Menu(const MenuProperties &p)
+: MenuProperties(p)
 , selected(0)
 , topRow(0)
-, charsPerNumber(charsPerNumber)
-, charsPerAdditionalText(charsPerAdditionalText)
-, additionalTextGap(additionalTextGap)
-, delimiter(delimiter) {
+, state(STATE_ACTIVE) {
 
 }
 
@@ -162,22 +172,38 @@ int Menu<T>::Height() const {
 
 template<class T>
 void Menu<T>::NextItem() {
-       SelectIndex(selected + 1);
+       int index(selected + 1);
+       if (wrapX && index % cols == 0) {
+               index -= cols;
+       }
+       SelectIndex(index);
 }
 
 template<class T>
 void Menu<T>::PreviousItem() {
-       SelectIndex(selected - 1);
+       int index(selected - 1);
+       if (wrapX && selected % cols == 0) {
+               index += cols;
+       }
+       SelectIndex(index);
 }
 
 template<class T>
 void Menu<T>::NextRow() {
-       SelectIndex(selected + cols);
+       int index(selected + cols);
+       if (wrapY && index >= int(entries.size())) {
+               index -= entries.size();
+       }
+       SelectIndex(index);
 }
 
 template<class T>
 void Menu<T>::PreviousRow() {
-       SelectIndex(selected - cols);
+       int index(selected - cols);
+       if (wrapY && index < 0) {
+               index += entries.size();
+       }
+       SelectIndex(index);
 }
 
 template<class T>
@@ -203,6 +229,13 @@ void Menu<T>::Draw(SDL_Surface *dest, const geometry::Vector<int> &position) con
                geometry::Vector<int> iconOffset(
                                (i % cols) * (ColWidth() + colGap),
                                (i / cols) * RowHeight());
+
+               // Third column hack!
+               // This fixes the position of the "DROP" item in the inventory menu.
+               if (i % cols == 2) {
+                       iconOffset += geometry::Vector<int>(font->CharWidth(), 0);
+               }
+
                if (entries[start + i].icon) {
                        entries[start + i].icon->Draw(dest, position + iconOffset);
                }
@@ -223,13 +256,22 @@ void Menu<T>::Draw(SDL_Surface *dest, const geometry::Vector<int> &position) con
                if (charsPerNumber) {
                        usedFont->DrawChar(delimiter, dest, position + textOffset);
                        textOffset += geometry::Vector<int>(usedFont->CharWidth(), 0);
-                       usedFont->DrawNumber(entries[start + i].number, dest, position + textOffset);
+                       usedFont->DrawNumber(entries[start + i].number, dest, position + textOffset, charsPerNumber);
                }
        }
        geometry::Vector<int> cursorOffset(
                        (selected % cols) * (ColWidth() + colGap) - cursor->Width(),
                        ((selected - start) / cols) * RowHeight());
-       cursor->Draw(dest, position + cursorOffset);
+       switch (state) {
+               case STATE_INACTIVE:
+                       break;
+               case STATE_ACTIVE:
+                       cursor->Draw(dest, position + cursorOffset);
+                       break;
+               case STATE_SELECTED:
+                       selectedCursor->Draw(dest, position + cursorOffset);
+                       break;
+       }
 }
 
 }