-/*
- * Menu.h
- *
- * Created on: Aug 8, 2012
- * Author: holy
- */
-
#ifndef GRAPHICS_MENU_H_
#define GRAPHICS_MENU_H_
+namespace app {
+ class Application;
+ class State;
+}
+
+#include "Animation.h"
#include "Font.h"
-#include "fwd.h"
#include "Sprite.h"
-#include "../geometry/Vector.h"
+#include "../math/Vector.h"
+#include <algorithm>
#include <vector>
#include <SDL.h>
const Font *font;
const Font *disabledFont;
const Sprite *cursor;
+ const Sprite *selectedCursor;
+ const Animation *cursorAnimation;
+ const Animation *selectedCursorAnimation;
int charsPerEntry;
int rows;
int rowGap;
int charsPerNumber;
int charsPerAdditionalText;
int additionalTextGap;
+ int thirdColumnHack;
char delimiter;
bool wrapX;
bool wrapY;
MenuProperties()
- : font(0), disabledFont(0), cursor(0)
+ : font(0), disabledFont(0), cursor(0), selectedCursor(0)
+ , cursorAnimation(0), selectedCursorAnimation(0)
, charsPerEntry(0), rows(1), rowGap(0)
, iconSpace(0), cols(1), colGap(0)
, charsPerNumber(0), charsPerAdditionalText(0)
- , additionalTextGap(0), delimiter(':')
+ , additionalTextGap(0), thirdColumnHack(0), delimiter(':')
, wrapX(false), wrapY(false) { }
static void CreateTypeDescription();
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;
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(); }
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 StartAnimation(app::Application &ctrl);
+ void StartAnimation(app::State &ctrl);
+ void StopAnimation();
- void Draw(SDL_Surface *dest, const geometry::Vector<int> &position) const;
+ void Draw(SDL_Surface *dest, const math::Vector<int> &position) const;
private:
int GetRow(int index) const { return index / cols; }
int GetCol(int index) const { return index % cols; }
+ void DrawCursor(SDL_Surface *, const math::Vector<int> &) const;
+ void DrawSelectedCursor(SDL_Surface *, const math::Vector<int> &) const;
+
private:
struct Entry {
Entry(const char *title, const T &value, bool enabled = true, const Sprite *icon = 0, int number = 0, const char *additionalText = 0)
T value;
bool enabled;
};
+ AnimationRunner animation;
+ AnimationRunner selectedAnimation;
std::vector<Entry> entries;
int selected;
+ int secondarySelection;
int topRow;
+ enum State {
+ STATE_INACTIVE,
+ STATE_ACTIVE,
+ STATE_SELECTED,
+ STATE_DUAL,
+ };
+ State state;
};
Menu<T>::Menu()
: MenuProperties()
, selected(0)
-, topRow(0) {
+, secondarySelection(0)
+, topRow(0)
+, state(STATE_ACTIVE) {
}
template<class T>
Menu<T>::Menu(const MenuProperties &p)
: MenuProperties(p)
+, animation(cursorAnimation)
+, selectedAnimation(selectedCursorAnimation)
, selected(0)
-, topRow(0) {
+, secondarySelection(0)
+, topRow(0)
+, state(STATE_ACTIVE) {
}
template<class T>
-void Menu<T>::Draw(SDL_Surface *dest, const geometry::Vector<int> &position) const {
+void Menu<T>::StartAnimation(app::Application &ctrl) {
+ if (cursorAnimation) {
+ animation.Start(ctrl);
+ }
+ if (selectedCursorAnimation) {
+ selectedAnimation.Start(ctrl);
+ }
+}
+
+template<class T>
+void Menu<T>::StartAnimation(app::State &ctrl) {
+ if (cursorAnimation) {
+ animation.Start(ctrl);
+ }
+ if (selectedCursorAnimation) {
+ selectedAnimation.Start(ctrl);
+ }
+}
+
+template<class T>
+void Menu<T>::StopAnimation() {
+ animation.Stop();
+ selectedAnimation.Stop();
+}
+
+
+template<class T>
+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());
- // 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);
+ // 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);
+ 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:
+ DrawCursor(dest, position + cursorOffset);
+ break;
+ case STATE_SELECTED:
+ DrawSelectedCursor(dest, position + cursorOffset);
+ break;
+ case STATE_DUAL:
+ DrawCursor(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());
+ DrawSelectedCursor(dest, position + secondaryOffset);
+ }
+ break;
+ }
+}
+
+template<class T>
+void Menu<T>::DrawCursor(
+ SDL_Surface *dest,
+ const math::Vector<int> &position) const {
+ if (animation.Running()) {
+ animation.Draw(dest, position);
+ } else {
+ cursor->Draw(dest, position);
+ }
+}
+
+template<class T>
+void Menu<T>::DrawSelectedCursor(
+ SDL_Surface *dest,
+ const math::Vector<int> &position) const {
+ if (selectedAnimation.Running()) {
+ selectedAnimation.Draw(dest, position);
+ } else {
+ selectedCursor->Draw(dest, position);
+ }
}
}
-#endif /* GRAPHICS_MENU_H_ */
+#endif
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