X-Git-Url: http://git.localhorst.tv/?a=blobdiff_plain;f=src%2Fgraphics%2FMenu.h;h=ac986466c8be2408b87542d54b837c00f2294dc1;hb=092a2dd175a4001a495c84ee85211734fb928c83;hp=c879cc979556f9b9c1d94d60f7552f5cf338d36e;hpb=1162be37102b24df11f469495c0184f3f9a26ba0;p=l2e.git

diff --git a/src/graphics/Menu.h b/src/graphics/Menu.h
index c879cc9..ac98646 100644
--- a/src/graphics/Menu.h
+++ b/src/graphics/Menu.h
@@ -1,35 +1,67 @@
-/*
- * Menu.h
- *
- *  Created on: Aug 8, 2012
- *      Author: holy
- */
-
 #ifndef GRAPHICS_MENU_H_
 #define GRAPHICS_MENU_H_
 
 #include "Font.h"
 #include "Sprite.h"
-#include "../geometry/operators.h"
-#include "../geometry/Point.h"
-#include "../geometry/Vector.h"
+#include "../math/Vector.h"
 
+#include <algorithm>
 #include <vector>
 #include <SDL.h>
 
 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;
+	int thirdColumnHack;
+	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), thirdColumnHack(0), delimiter(':')
+	, wrapX(false), wrapY(false) { }
+
+	static void CreateTypeDescription();
+	static void Construct(void *);
+
+};
 
-// TODO: animation when top row changes
 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; }
+	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;
@@ -42,12 +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(); }
@@ -60,8 +102,9 @@ 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::Point<int> &position) const;
+	void Draw(SDL_Surface *dest, const math::Vector<int> &position) const;
 
 private:
 	int GetRow(int index) const { return index / cols; }
@@ -78,63 +121,38 @@ 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 secondarySelection;
 	int topRow;
-	int charsPerNumber;
-	int charsPerAdditionalText;
-	int additionalTextGap;
-	char delimiter;
+	enum State {
+		STATE_INACTIVE,
+		STATE_ACTIVE,
+		STATE_SELECTED,
+		STATE_DUAL,
+	};
+	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)
+, secondarySelection(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)
+, secondarySelection(0)
 , topRow(0)
-, charsPerNumber(charsPerNumber)
-, charsPerAdditionalText(charsPerAdditionalText)
-, additionalTextGap(additionalTextGap)
-, delimiter(delimiter) {
+, state(STATE_ACTIVE) {
 
 }
 
@@ -165,22 +183,38 @@ 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>
@@ -196,43 +230,72 @@ void Menu<T>::SelectIndex(int index) {
 
 
 template<class T>
-void Menu<T>::Draw(SDL_Surface *dest, const geometry::Point<int> &position) const {
+void Menu<T>::Draw(SDL_Surface *dest, const math::Vector<int> &position) const {
 	int start(topRow * cols);
 	int slots(rows * cols);
 	int items(entries.size() - start);
 	int end(start + (items < slots ? items : slots));
 	for (int i(0), count(end - start); i < count; ++i) {
 		if (!entries[start + i].title) continue;
-		geometry::Vector<int> iconOffset(
+		math::Vector<int> iconOffset(
 				(i % cols) * (ColWidth() + colGap),
 				(i / cols) * RowHeight());
+
+		// This fixes the position of the third column of the inventory and capsule menus.
+		if (thirdColumnHack && i % cols == 2) {
+			iconOffset += math::Vector<int>(font->CharWidth() * thirdColumnHack, 0);
+		}
+
 		if (entries[start + i].icon) {
 			entries[start + i].icon->Draw(dest, position + iconOffset);
 		}
-		geometry::Vector<int> textOffset(iconOffset.X() + iconSpace, iconOffset.Y());
+		math::Vector<int> textOffset(iconOffset.X() + iconSpace, iconOffset.Y());
 		const Font *usedFont(entries[start + i].enabled ? font : disabledFont);
 		usedFont->DrawString(entries[start + i].title, dest, position + textOffset, charsPerEntry);
 
-		textOffset += geometry::Vector<int>(charsPerEntry * usedFont->CharWidth(), 0);
+		textOffset += math::Vector<int>(charsPerEntry * usedFont->CharWidth(), 0);
 
 		if (charsPerAdditionalText) {
-			textOffset += geometry::Vector<int>(additionalTextGap, 0);
+			textOffset += math::Vector<int>(additionalTextGap, 0);
 			if (entries[start + i].additionalText) {
 				usedFont->DrawString(entries[start + i].additionalText, dest, position + textOffset, charsPerAdditionalText);
 			}
-			textOffset += geometry::Vector<int>(charsPerAdditionalText * usedFont->CharWidth(), 0);
+			textOffset += math::Vector<int>(charsPerAdditionalText * usedFont->CharWidth(), 0);
 		}
 
 		if (charsPerNumber) {
 			usedFont->DrawChar(delimiter, dest, position + textOffset);
-			textOffset += geometry::Vector<int>(usedFont->CharWidth(), 0);
-			usedFont->DrawNumber(entries[start + i].number, dest, position + textOffset);
+			textOffset += math::Vector<int>(usedFont->CharWidth(), 0);
+			usedFont->DrawNumber(entries[start + i].number, dest, position + textOffset, charsPerNumber);
 		}
 	}
-	geometry::Vector<int> cursorOffset(
+	math::Vector<int> cursorOffset(
 			(selected % cols) * (ColWidth() + colGap) - cursor->Width(),
 			((selected - start) / cols) * RowHeight());
-	cursor->Draw(dest, position + cursorOffset);
+	// This fixes the position of the third column of the inventory and capsule menus.
+	if (thirdColumnHack && selected % cols == 2) {
+		cursorOffset += math::Vector<int>(font->CharWidth() * thirdColumnHack, 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
+					- math::Vector<int>(selectedCursor->Width(), 0));
+			if (secondarySelection >= start && secondarySelection <= end) {
+				math::Vector<int> secondaryOffset(
+						(secondarySelection % cols) * (ColWidth() + colGap) - cursor->Width(),
+						((secondarySelection - start) / cols) * RowHeight());
+				selectedCursor->Draw(dest, position + secondaryOffset);
+			}
+			break;
+	}
 }
 
 }