X-Git-Url: http://git.localhorst.tv/?a=blobdiff_plain;f=src%2Fgraphics%2FMenu.h;h=886e2fd07af5a7bacb4d0c04566bc9824719231f;hb=cc3d698b8c1ad09d7a3f9e3f28bc84e0ac1735ea;hp=e42f24e0cfcf7334777f99616aaa6fa34c44b990;hpb=f552d26f537af9fa48255bd71cdc1a0a1b860bac;p=l2e.git

diff --git a/src/graphics/Menu.h b/src/graphics/Menu.h
index e42f24e..886e2fd 100644
--- a/src/graphics/Menu.h
+++ b/src/graphics/Menu.h
@@ -1,10 +1,3 @@
-/*
- * Menu.h
- *
- *  Created on: Aug 8, 2012
- *      Author: holy
- */
-
 #ifndef GRAPHICS_MENU_H_
 #define GRAPHICS_MENU_H_
 
@@ -13,6 +6,7 @@
 #include "Sprite.h"
 #include "../geometry/Vector.h"
 
+#include <algorithm>
 #include <vector>
 #include <SDL.h>
 
@@ -24,6 +18,7 @@ struct MenuProperties {
 	const Font *font;
 	const Font *disabledFont;
 	const Sprite *cursor;
+	const Sprite *selectedCursor;
 	int charsPerEntry;
 	int rows;
 	int rowGap;
@@ -38,7 +33,7 @@ struct MenuProperties {
 	bool wrapY;
 
 	MenuProperties()
-	: font(0), disabledFont(0), cursor(0)
+	: font(0), disabledFont(0), cursor(0), selectedCursor(0)
 	, charsPerEntry(0), rows(1), rowGap(0)
 	, iconSpace(0), cols(1), colGap(0)
 	, charsPerNumber(0), charsPerAdditionalText(0)
@@ -59,6 +54,14 @@ public:
 	Menu(const MenuProperties &);
 
 public:
+	void SetInactive() { state = STATE_INACTIVE; }
+	void SetActive() { state = STATE_ACTIVE; }
+	void SetSelected() { state = STATE_SELECTED; }
+	void SetDualSelection() { state = STATE_DUAL; secondarySelection = selected; }
+	bool IsActive() const { return state == STATE_ACTIVE; }
+	bool HasSelected() const { return state == STATE_SELECTED; }
+	bool InDualMode() const { return state == STATE_DUAL; }
+
 	int Width() const;
 	int Height() const;
 	int ColWidth() const;
@@ -71,12 +74,22 @@ public:
 	int SelectedNumber() const { return entries[selected].number; }
 	bool SelectedIsEnabled() const { return entries[selected].enabled; }
 
+	T &SecondarySelection() { return entries[secondarySelection].value; }
+	const T &SecondarySelection() const { return entries[secondarySelection].value; }
+	const char *SecondaryTitle() const { return entries[secondarySelection].title; }
+	int SecondaryNumber() const { return entries[secondarySelection].number; }
+	bool SecondaryIsEnabled() const { return entries[secondarySelection].enabled; }
+
+	void SwapSelected() { SwapEntriesAt(selected, secondarySelection); }
+	void SwapEntriesAt(int lhs, int rhs) { std::swap(entries[lhs], entries[rhs]); }
+
 	void NextItem();
 	void PreviousItem();
 	void NextRow();
 	void PreviousRow();
 	void SelectIndex(int index);
 	int SelectedIndex() const { return selected; }
+	int SecondaryIndex() const { return secondarySelection; }
 	bool IsSelected(int index) const { return index == selected; }
 
 	int EntryCount() const { return entries.size(); }
@@ -89,6 +102,7 @@ public:
 	void Enable(int index) { entries[index].enabled = true; }
 	void Reserve(int n) { entries.reserve(n); }
 	void Clear() { entries.clear(); }
+	void ClearEntry(int at) { entries[at] = Entry(0, T(), false); }
 
 	void Draw(SDL_Surface *dest, const geometry::Vector<int> &position) const;
 
@@ -109,7 +123,15 @@ private:
 	};
 	std::vector<Entry> entries;
 	int selected;
+	int secondarySelection;
 	int topRow;
+	enum State {
+		STATE_INACTIVE,
+		STATE_ACTIVE,
+		STATE_SELECTED,
+		STATE_DUAL,
+	};
+	State state;
 
 };
 
@@ -118,7 +140,9 @@ template<class T>
 Menu<T>::Menu()
 : MenuProperties()
 , selected(0)
-, topRow(0) {
+, secondarySelection(0)
+, topRow(0)
+, state(STATE_ACTIVE) {
 
 }
 
@@ -126,7 +150,9 @@ template<class T>
 Menu<T>::Menu(const MenuProperties &p)
 : MenuProperties(p)
 , selected(0)
-, topRow(0) {
+, secondarySelection(0)
+, topRow(0)
+, state(STATE_ACTIVE) {
 
 }
 
@@ -247,7 +273,31 @@ void Menu<T>::Draw(SDL_Surface *dest, const geometry::Vector<int> &position) con
 	geometry::Vector<int> cursorOffset(
 			(selected % cols) * (ColWidth() + colGap) - cursor->Width(),
 			((selected - start) / cols) * RowHeight());
-	cursor->Draw(dest, position + cursorOffset);
+	// Third column hack!
+	// This fixes the position of the "DROP" item in the inventory menu.
+	if (selected % cols == 2) {
+		cursorOffset += geometry::Vector<int>(font->CharWidth(), 0);
+	}
+	switch (state) {
+		case STATE_INACTIVE:
+			break;
+		case STATE_ACTIVE:
+			cursor->Draw(dest, position + cursorOffset);
+			break;
+		case STATE_SELECTED:
+			selectedCursor->Draw(dest, position + cursorOffset);
+			break;
+		case STATE_DUAL:
+			cursor->Draw(dest, position + cursorOffset
+					- geometry::Vector<int>(selectedCursor->Width(), 0));
+			if (secondarySelection >= start && secondarySelection <= end) {
+				geometry::Vector<int> secondaryOffset(
+						(secondarySelection % cols) * (ColWidth() + colGap) - cursor->Width(),
+						((secondarySelection - start) / cols) * RowHeight());
+				selectedCursor->Draw(dest, position + secondaryOffset);
+			}
+			break;
+	}
 }
 
 }