From 9b0b0cd9e747780ec32a3589343f0172c0237aa0 Mon Sep 17 00:00:00 2001
From: Paul Gilbert
Date: Fri, 13 Feb 2015 23:48:02 -0500
Subject: XEEN: Implemented exchangeAttribute

---
 engines/xeen/dialogs.h         |  3 +-
 engines/xeen/dialogs_party.cpp | 77 ++++++++++++++++++++++++++++++++++++++++--
 engines/xeen/resources.cpp     |  2 ++
 engines/xeen/resources.h       |  1 +
 4 files changed, 80 insertions(+), 3 deletions(-)

(limited to 'engines/xeen')

diff --git a/engines/xeen/dialogs.h b/engines/xeen/dialogs.h
index ba27fe97ec..02e945b665 100644
--- a/engines/xeen/dialogs.h
+++ b/engines/xeen/dialogs.h
@@ -66,7 +66,8 @@ public:
 
 	void restoreButtons();
 
-	void addButton(const Common::Rect &bounds, int val, SpriteResource *sprites, bool draw = true);
+	void addButton(const Common::Rect &bounds, int val, 
+		SpriteResource *sprites = nullptr, bool draw = true);
 
 	void addPartyButtons(XeenEngine *vm);
 };
diff --git a/engines/xeen/dialogs_party.cpp b/engines/xeen/dialogs_party.cpp
index 058ead4edc..b570612ff4 100644
--- a/engines/xeen/dialogs_party.cpp
+++ b/engines/xeen/dialogs_party.cpp
@@ -874,9 +874,83 @@ void PartyDialog::drawDice(SpriteResource &dice) {
  * Exchanging two attributes for the character being rolled
  */
 int PartyDialog::exchangeAttribute(int srcAttr) {
-	error("TODO: exchangeAttribute");
+	EventsManager &events = *_vm->_events;
+	Screen &screen = *_vm->_screen;
+	SpriteResource icons;
+	icons.load("create2.icn");
+
+	saveButtons();
+	addButton(Common::Rect(118, 58, 142, 78), Common::KEYCODE_ESCAPE, &icons);
+	addButton(Common::Rect(168, 19, 192, 39), Common::KEYCODE_m);
+	addButton(Common::Rect(168, 43, 192, 63), Common::KEYCODE_i);
+	addButton(Common::Rect(168, 67, 192, 87), Common::KEYCODE_p);
+	addButton(Common::Rect(168, 91, 192, 111), Common::KEYCODE_e);
+	addButton(Common::Rect(168, 115, 192, 135), Common::KEYCODE_s);
+	addButton(Common::Rect(168, 139, 192, 159), Common::KEYCODE_a);
+	addButton(Common::Rect(168, 163, 192, 183), Common::KEYCODE_l);
+
+	Window &w = screen._windows[26];
+	w.open();
+	w.writeString(Common::String::format(EXCHANGE_ATTR_WITH, STAT_NAMES[srcAttr - 1]));
+	icons.draw(w, 0, Common::Point(118, 58));
+	w.update();
+
+	int result = 0;
+	bool breakFlag = false;
+	while (!_vm->shouldQuit() && !breakFlag) {
+		// Wait for an action
+		do {
+			events.pollEventsAndWait();
+			checkEvents(_vm);
+		} while (!_vm->shouldQuit() && !_buttonValue);
+
+		Attribute destAttr;
+		switch (_buttonValue) {
+		case Common::KEYCODE_m:
+			destAttr = MIGHT;
+			break;
+		case Common::KEYCODE_i:
+			destAttr = INTELLECT;
+			break;
+		case Common::KEYCODE_p:
+			destAttr = PERSONALITY;
+			break;
+		case Common::KEYCODE_e:
+			destAttr = ENDURANCE;
+			break;
+		case Common::KEYCODE_s:
+			destAttr = SPEED;
+			break;
+		case Common::KEYCODE_a:
+			destAttr = ACCURACY;
+			break;
+		case Common::KEYCODE_l:
+			destAttr = LUCK;
+			break;
+		case Common::KEYCODE_ESCAPE:
+			result = 0;
+			breakFlag = true;
+			continue;
+		default:
+			continue;
+		}
+
+		if ((srcAttr - 1) != destAttr) {
+			result = destAttr + 1;
+			break;
+		}
+	}
+
+	w.close();
+	_buttonValue = 0;
+	restoreButtons();
+
+	return result;
 }
 
+/**
+ * Saves the rolled character into the roster
+ */
 bool PartyDialog::saveCharacter(Character &c, CharacterClass classId,
 		Race race, Sex sex, uint attribs[TOTAL_ATTRIBUTES]) {
 	if (classId == -1) {
@@ -953,5 +1027,4 @@ bool PartyDialog::saveCharacter(Character &c, CharacterClass classId,
 	return true;
 }
 
-
 } // End of namespace Xeen
diff --git a/engines/xeen/resources.cpp b/engines/xeen/resources.cpp
index c9c377d3a6..7dca04fd03 100644
--- a/engines/xeen/resources.cpp
+++ b/engines/xeen/resources.cpp
@@ -1471,6 +1471,8 @@ const char *const NAME_FOR_NEW_CHARACTER =
 	"\x3""cEnter a Name for this Character";
 const char *const SELECT_CLASS_BEFORE_SAVING =
 	"\v006\x3""cSelect a Class before saving.\x3l";
+const char *const EXCHANGE_ATTR_WITH = "Exchange %s with...";
+
 const int NEW_CHAR_SKILLS[10] = { 1, 5, -1, -1, 4, 0, 0, -1, 6, 11 };
 const int NEW_CHAR_SKILLS_LEN[10] = { 11, 8, 0, 0, 12, 8, 8, 0, 9, 11 };
 const int NEW_CHAR_RACE_SKILLS[10] = { 14, -1, 17, 16, -1, 0, 0, 0, 0, 0 };
diff --git a/engines/xeen/resources.h b/engines/xeen/resources.h
index 3c6df78a8f..53c548fbf5 100644
--- a/engines/xeen/resources.h
+++ b/engines/xeen/resources.h
@@ -509,6 +509,7 @@ extern const char *const CREATE_CHAR_DETAILS;
 extern const char *const NEW_CHAR_STATS;
 extern const char *const NAME_FOR_NEW_CHARACTER;
 extern const char *const SELECT_CLASS_BEFORE_SAVING;
+extern const char *const EXCHANGE_ATTR_WITH;
 extern const int NEW_CHAR_SKILLS[10];
 extern const int NEW_CHAR_SKILLS_LEN[10];
 extern const int NEW_CHAR_RACE_SKILLS[10];
-- 
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