From e462583cabc752b8f03b423e98e93bca5f5045d8 Mon Sep 17 00:00:00 2001
From: Daniel Karbach <daniel.karbach@localhorst.tv>
Date: Thu, 9 Aug 2012 00:01:42 +0200
Subject: [PATCH] interpret user input in spell selection

---
 src/battle/states/SelectSpell.cpp | 28 ++++++++++++++++++++++++++--
 src/graphics/Menu.h               | 25 ++++++++++++++++++++++---
 2 files changed, 48 insertions(+), 5 deletions(-)

diff --git a/src/battle/states/SelectSpell.cpp b/src/battle/states/SelectSpell.cpp
index 713c3d5..954b39e 100644
--- a/src/battle/states/SelectSpell.cpp
+++ b/src/battle/states/SelectSpell.cpp
@@ -16,6 +16,8 @@
 #include "../../geometry/Point.h"
 #include "../../graphics/Frame.h"
 
+#include <iostream>
+
 using app::Application;
 using app::Input;
 using geometry::Point;
@@ -49,12 +51,34 @@ void SelectSpell::Resize(int width, int height) {
 void SelectSpell::HandleInput(const Input &input) {
 	if (input.JustPressed(Input::ACTION_A)) {
 		// TODO: switch to target select
-		battle->NextHero();
-		ctrl->PopState();
+		if (battle->GetSpellMenu().SelectedIsEnabled()) {
+			battle->NextHero();
+			ctrl->PopState();
+		}
 	}
 	if (input.JustPressed(Input::ACTION_B)) {
 		ctrl->PopState(); // return control to parent
 	}
+	if (input.JustPressed(Input::PAD_UP)) {
+		std::cout << "pressed up" << std::endl;
+		battle->GetSpellMenu().PreviousRow();
+		std::cout << "selected index: " << battle->GetSpellMenu().SelectedIndex() << std::endl;
+	}
+	if (input.JustPressed(Input::PAD_RIGHT)) {
+		std::cout << "pressed right" << std::endl;
+		battle->GetSpellMenu().NextItem();
+		std::cout << "selected index: " << battle->GetSpellMenu().SelectedIndex() << std::endl;
+	}
+	if (input.JustPressed(Input::PAD_DOWN)) {
+		std::cout << "pressed down" << std::endl;
+		battle->GetSpellMenu().NextRow();
+		std::cout << "selected index: " << battle->GetSpellMenu().SelectedIndex() << std::endl;
+	}
+	if (input.JustPressed(Input::PAD_LEFT)) {
+		std::cout << "pressed left" << std::endl;
+		battle->GetSpellMenu().PreviousItem();
+		std::cout << "selected index: " << battle->GetSpellMenu().SelectedIndex() << std::endl;
+	}
 }
 
 void SelectSpell::UpdateWorld(float deltaT) {
diff --git a/src/graphics/Menu.h b/src/graphics/Menu.h
index ab661c7..f35a2be 100644
--- a/src/graphics/Menu.h
+++ b/src/graphics/Menu.h
@@ -14,6 +14,7 @@
 #include "../geometry/Point.h"
 #include "../geometry/Vector.h"
 
+#include <iostream>
 #include <vector>
 #include <SDL.h>
 
@@ -21,8 +22,6 @@ namespace graphics {
 
 class Sprite;
 
-// TODO: alternate font for disabled entries
-// TODO: sprite for the cursor
 // TODO: animation when top row changes
 template<class T>
 class Menu {
@@ -30,6 +29,7 @@ class Menu {
 public:
 	Menu();
 	Menu(const Font *font, const Font *disabledFont, const Sprite *cursor, int charsPerEntry, int rows, int rowGap = 0, int cols = 1, int colGap = 0);
+	Menu(const Menu &);
 
 public:
 	int Width() const;
@@ -47,6 +47,8 @@ public:
 	void NextRow();
 	void PreviousRow();
 	void SelectIndex(int index);
+	int SelectedIndex() const { return selected; }
+	bool IsSelected(int index) const { return index == selected; }
 
 	int EntryCount() const { return entries.size(); }
 	T &ValueAt(int index) { return entries[index].value; }
@@ -117,6 +119,22 @@ Menu<T>::Menu(const Font *font, const Font *disabledFont, const Sprite *cursor,
 
 }
 
+template<class T>
+Menu<T>::Menu(const Menu &other)
+: font(other.font)
+, disabledFont(other.disabledFont)
+, cursor(other.cursor)
+, entries(other.entries)
+, charsPerEntry(other.charsPerEntry)
+, rows(other.rows)
+, rowGap(other.rowGap)
+, cols(other.cols)
+, colGap(other.colGap)
+, selected(other.selected)
+, topRow(other.topRow) {
+	std::cout << "copied Menu" << std::endl;
+}
+
 
 template<class T>
 int Menu<T>::Width() const {
@@ -151,7 +169,8 @@ void Menu<T>::PreviousRow() {
 
 template<class T>
 void Menu<T>::SelectIndex(int index) {
-	if (index < 0 || entries.size() < index) return;
+	if (index < 0 || int(entries.size()) < index) return;
+	std::cout << "selecting index " << index << std::endl;
 	selected = index;
 	if (GetRow(selected) - rows > topRow) {
 		topRow = GetRow(selected) - rows;
-- 
2.39.2