From 42c8ac1c880076c181071922aff3b923a185af98 Mon Sep 17 00:00:00 2001
From: Paul Gilbert
Date: Sat, 25 Jun 2016 16:09:15 -0400
Subject: TITANIC: Added Pet Inventorty virtual methods

---
 engines/titanic/pet_control/pet_control.cpp        |  2 +-
 engines/titanic/pet_control/pet_glyphs.cpp         | 45 +++++++++++++++++----
 engines/titanic/pet_control/pet_glyphs.h           | 45 +++++++++++++++------
 engines/titanic/pet_control/pet_inventory.cpp      | 47 ++++++++++++++++++++--
 engines/titanic/pet_control/pet_inventory.h        | 47 +++++++++++++++++-----
 engines/titanic/pet_control/pet_inventory_glyphs.h |  4 +-
 engines/titanic/pet_control/pet_real_life.cpp      |  2 +-
 engines/titanic/pet_control/pet_real_life.h        |  2 -
 engines/titanic/pet_control/pet_remote.cpp         |  2 +-
 engines/titanic/pet_control/pet_rooms.cpp          |  2 +-
 engines/titanic/pet_control/pet_rooms.h            |  3 ++
 engines/titanic/pet_control/pet_section.h          |  8 +++-
 12 files changed, 168 insertions(+), 41 deletions(-)

(limited to 'engines/titanic')

diff --git a/engines/titanic/pet_control/pet_control.cpp b/engines/titanic/pet_control/pet_control.cpp
index e2279e5bba..f5c5647688 100644
--- a/engines/titanic/pet_control/pet_control.cpp
+++ b/engines/titanic/pet_control/pet_control.cpp
@@ -131,7 +131,7 @@ void CPetControl::draw(CScreenManager *screenManager) {
 
 	if (!bounds.isEmpty()) {
 		if (_fieldC8 >= 0) {
-			_inventory.proc5(_fieldC8);
+			_inventory.changed(_fieldC8);
 			_fieldC8 = -1;
 		}
 
diff --git a/engines/titanic/pet_control/pet_glyphs.cpp b/engines/titanic/pet_control/pet_glyphs.cpp
index c132a2f0ab..eca6f309ad 100644
--- a/engines/titanic/pet_control/pet_glyphs.cpp
+++ b/engines/titanic/pet_control/pet_glyphs.cpp
@@ -182,7 +182,7 @@ Point CPetGlyphs::getPosition(int index) const {
 	return tempPoint;
 }
 
-Rect CPetGlyphs::getRect(int index) {
+Rect CPetGlyphs::getRect(int index) const {
 	Point pt = getPosition(index);
 	return Rect(pt.x, pt.y, pt.x + 52, pt.y + 52);
 }
@@ -235,7 +235,7 @@ int CPetGlyphs::getHighlightedIndex(int index) const {
 	return (idx >= 0 && idx < _numVisibleGlyphs) ? idx : -1;
 }
 
-int CPetGlyphs::getItemIndex(int index) {
+int CPetGlyphs::getItemIndex(int index) const {
 	return _firstVisibleIndex + index;
 }
 
@@ -248,8 +248,8 @@ void CPetGlyphs::setSelectedIndex(int index) {
 	}
 }
 
-CPetGlyph *CPetGlyphs::getGlyph(int index) {
-	for (iterator i = begin(); i != end(); ++i) {
+CPetGlyph *CPetGlyphs::getGlyph(int index) const {
+	for (const_iterator i = begin(); i != end(); ++i) {
 		if (index-- == 0)
 			return *i;
 	}
@@ -414,7 +414,9 @@ bool CPetGlyphs::KeyCharMsg(int key) {
 	return false;
 }
 
-bool CPetGlyphs::VirtualKeyCharMsg(int key) {
+bool CPetGlyphs::VirtualKeyCharMsg(CVirtualKeyCharMsg *msg) {
+	Common::KeyCode key = msg->_keyState.keycode;
+
 	switch (key) {
 	case Common::KEYCODE_LEFT:
 		decSelection();
@@ -430,7 +432,7 @@ bool CPetGlyphs::VirtualKeyCharMsg(int key) {
 
 	if (_highlightIndex >= 0) {
 		CPetGlyph *glyph = getGlyph(_highlightIndex);
-		if (glyph && glyph->VirtualKeyCharMsg(key))
+		if (glyph && glyph->VirtualKeyCharMsg(msg))
 			return true;
 	}
 
@@ -502,7 +504,7 @@ void CPetGlyphs::decSelection() {
 	}
 }
 
-CGameObject *CPetGlyphs::getObjectAt(const Point &pt) {
+CGameObject *CPetGlyphs::getObjectAt(const Point &pt) const {
 	for (int idx = 0; idx < _numVisibleGlyphs; ++idx) {
 		Rect glyphRect = getRect(idx);
 		if (glyphRect.contains(pt)) {
@@ -532,4 +534,33 @@ Point CPetGlyphs::getHighlightedGlyphPos() const {
 	return Point(0, 0);
 }
 
+bool CPetGlyphs::areItemsValid() const {
+	for (const_iterator i = begin(); i != end(); ++i) {
+		if (!(*i)->isValid())
+			return false;
+	}
+
+	return true;
+}
+
+void CPetGlyphs::removeInvalid() {
+	if (!areItemsValid()) {
+		changeHighlight(-1);
+
+		for (iterator i = begin(); i != end(); ) {
+			CPetGlyph *glyph = *i;
+
+			if (!glyph->isValid()) {
+				i = erase(i);
+				delete glyph;
+			} else {
+				++i;
+			}
+		}
+
+		_firstVisibleIndex = CLIP(_firstVisibleIndex, 0,
+			(int)size() - _numVisibleGlyphs);
+	}
+}
+
 } // End of namespace Titanic
diff --git a/engines/titanic/pet_control/pet_glyphs.h b/engines/titanic/pet_control/pet_glyphs.h
index e240cd1b86..7271d6cd61 100644
--- a/engines/titanic/pet_control/pet_glyphs.h
+++ b/engines/titanic/pet_control/pet_glyphs.h
@@ -127,16 +127,21 @@ public:
 	 * Handles mouse button up messages
 	 */
 	virtual bool MouseButtonUpMsg(const Point &pt) { return false; }
-	
-	virtual int proc21() { return 0; }
-	virtual int proc22() { return 0; }
 
 	/**
-	 * Handles keypresses when the glyph is focused
+	 * Handles mouse double-click messages
+	 */
+	virtual bool MouseDoubleClickMsg(const CMouseDoubleClickMsg *msg) { return false; }
+
+	/**
+	 * Handles keypresses
 	 */
 	virtual bool KeyCharMsg(int key) { return false; }
 	
-	virtual bool VirtualKeyCharMsg(int key) { return false; }
+	/**
+	 * Handles keypresses
+	 */
+	virtual bool VirtualKeyCharMsg(CVirtualKeyCharMsg *msg) { return false; }
 
 	/**
 	 * Unhighlight any currently highlighted element
@@ -182,9 +187,9 @@ public:
 	virtual bool proc33(CPetGlyph *glyph) { return true; }
 
 	/**
-	 * Return whether the glyph has an associated image
+	 * Return whether the glyph is currently valid
 	 */
-	virtual bool hasImage() const { return true; }
+	virtual bool isValid() const { return true; }
 
 	/**
 	 * Called on a highlighted item when PET area is entered
@@ -247,7 +252,7 @@ private:
 	/**
 	 * Get a rect for the glyph
 	 */
-	Rect getRect(int index);
+	Rect getRect(int index) const;
 
 	/**
 	 * Returns the on-screen index for the highlight to be shown at
@@ -257,7 +262,7 @@ private:
 	/**
 	 * Returns the index of a glyph given the visible on-screen glyph number
 	 */
-	int getItemIndex(int index);
+	int getItemIndex(int index) const;
 
 	/**
 	 * Set the item index
@@ -267,7 +272,7 @@ private:
 	/**
 	 * Return a specified glyph
 	 */
-	CPetGlyph *getGlyph(int index);
+	CPetGlyph *getGlyph(int index) const;
 
 	/**
 	 * Scrolls the glyphs to the left
@@ -288,6 +293,11 @@ private:
 	 * Make the PET dirty
 	 */
 	void makePetDirty();
+
+	/**
+	 * Returns true if all the glyphs are in a valid state
+	 */
+	bool areItemsValid() const;
 protected:
 	int _firstVisibleIndex;
 	int _totalGlyphs;
@@ -376,6 +386,11 @@ public:
 	 */
 	bool MouseButtonUpMsg(const Point &pt);
 
+	/**
+	 * Mouse double click message
+	 */
+	bool MouseDoubleClickMsg(const Point &pt) { return true; }
+
 	/**
 	 * Mouse drag start messagge
 	 */
@@ -399,7 +414,7 @@ public:
 	/**
 	 * Virtual key message
 	 */
-	bool VirtualKeyCharMsg(int key);
+	bool VirtualKeyCharMsg(CVirtualKeyCharMsg *msg);
 
 	/**
 	 * When the PET section is entered, passes onto the highlighted
@@ -453,7 +468,7 @@ public:
 	/**
 	 * Returns the object associated the glyph under the specified position
 	 */
-	CGameObject *getObjectAt(const Point &pt);
+	CGameObject *getObjectAt(const Point &pt) const;
 
 	/**
 	 * Returns true if the specified glyph is the currently highlighted one
@@ -464,6 +479,12 @@ public:
 	 * Get the top-left position of the currently highlighted glyph
 	 */
 	Point getHighlightedGlyphPos() const;
+
+	/**
+	 * Removes any glyphs from the list that no longer have any images
+	 * associated with them
+	 */
+	void removeInvalid();
 };
 
 } // End of namespace Titanic
diff --git a/engines/titanic/pet_control/pet_inventory.cpp b/engines/titanic/pet_control/pet_inventory.cpp
index 930a93fbcb..a207c6695d 100644
--- a/engines/titanic/pet_control/pet_inventory.cpp
+++ b/engines/titanic/pet_control/pet_inventory.cpp
@@ -41,8 +41,9 @@ bool CPetInventory::setup(CPetControl *petControl) {
 bool CPetInventory::reset() {
 	_items.reset();
 	_text.setup();
+	_text.setColor(getColor(0));
+	_text.setLineColor(0, getColor(0));
 
-	// TODO
 	return true;
 }
 
@@ -56,9 +57,45 @@ Rect CPetInventory::getBounds() {
 	return _movie ? _movie->getBounds() : Rect();
 }
 
+void CPetInventory::changed(int changeType) {
+	switch (changeType) {
+	case 0:
+	case 2:
+		itemsChanged();
+		break;
+	case 1:
+		removeInvalid();
+		break;
+	default:
+		break;
+	}
+}
+
+bool CPetInventory::MouseButtonDownMsg(CMouseButtonDownMsg *msg) {
+	return _items.MouseButtonDownMsg(msg->_mousePos);
+}
+
+bool CPetInventory::MouseDragStartMsg(CMouseDragStartMsg *msg) {
+	bool result = _items.MouseDragStartMsg(msg);
+	if (result)
+		_petControl->makeDirty();
+	return result;
+}
+
+bool CPetInventory::MouseButtonUpMsg(CMouseButtonUpMsg *msg) {
+	return _items.MouseButtonUpMsg(msg->_mousePos);
+}
+
+bool CPetInventory::MouseDoubleClickMsg(CMouseDoubleClickMsg *msg) {
+	return _items.MouseDoubleClickMsg(msg->_mousePos);
+}
+
+bool CPetInventory::VirtualKeyCharMsg(CVirtualKeyCharMsg *msg) {
+	return _items.VirtualKeyCharMsg(msg);
+}
+
 CGameObject *CPetInventory::dragEnd(const Point &pt) const {
-	warning("TODO: CPetInventory::dragEnd");
-	return nullptr;
+	return _items.getObjectAt(pt);
 }
 
 bool CPetInventory::isValid(CPetControl *petControl) {
@@ -212,4 +249,8 @@ void CPetInventory::playMovie(CGameObject *movie, int flag) {
 	}
 }
 
+void CPetInventory::removeInvalid() {
+	_items.removeInvalid();
+}
+
 } // End of namespace Titanic
diff --git a/engines/titanic/pet_control/pet_inventory.h b/engines/titanic/pet_control/pet_inventory.h
index 3437d098ef..e931abf5c6 100644
--- a/engines/titanic/pet_control/pet_inventory.h
+++ b/engines/titanic/pet_control/pet_inventory.h
@@ -53,6 +53,11 @@ private:
 	 * Get the index of an item added to the PET
 	 */
 	int getItemIndex(CGameObject *item) const;
+
+	/**
+	 * Remove any invalid inventory glyphs
+	 */
+	void removeInvalid();
 public:
 	CPetInventory();
 
@@ -77,41 +82,63 @@ public:
 	virtual Rect getBounds();
 	
 	/**
-	 * Save the data for the class to file
+	 * Called when a general change occurs
 	 */
-	virtual void save(SimpleFile *file, int indent) const;
+	virtual void changed(int changeType);
 
 	/**
-	 * Load the data for the class from file
+	 * Following are handlers for the various messages that the PET can
+	 * pass onto the currently active section/area
 	 */
-	virtual void load(SimpleFile *file, int param);
+	virtual bool MouseButtonDownMsg(CMouseButtonDownMsg *msg);
+	virtual bool MouseDragStartMsg(CMouseDragStartMsg *msg);
+	virtual bool MouseButtonUpMsg(CMouseButtonUpMsg *msg);
+	virtual bool MouseDoubleClickMsg(CMouseDoubleClickMsg *msg);
+	virtual bool VirtualKeyCharMsg(CVirtualKeyCharMsg *msg);
 
 	/**
 	 * Returns item a drag-drop operation has dropped on, if any
 	 */
 	virtual CGameObject *dragEnd(const Point &pt) const;
 
-
 	/**
 	 * Returns true if the object is in a valid state
 	 */
 	virtual bool isValid(CPetControl *petControl);
 
+	/**
+	 * Load the data for the class from file
+	 */
+	virtual void load(SimpleFile *file, int param);
+
 	/**
 	 * Called after a game has been loaded
 	 */
 	virtual void postLoad();
 
 	/**
-	 * Called when a section is switched to
+	 * Save the data for the class to file
 	 */
+	virtual void save(SimpleFile *file, int indent) const;
+
+	/**
+	* Called when a section is switched to
+	*/
 	virtual void enter(PetArea oldArea);
-	
+
 	/**
-	 * Called when a section is being left, to switch to another area
-	 */
+	* Called when a section is being left, to switch to another area
+	*/
 	virtual void leave();
-	
+
+	/**
+	 * Get a reference to the tooltip text associated with the section
+	 */
+	virtual CPetText *getText() { return &_text; }
+
+	/**
+	 * Special retrieval of glyph background image
+	 */
 	virtual CGameObject *getBackground(int index) const;
 
 	/**
diff --git a/engines/titanic/pet_control/pet_inventory_glyphs.h b/engines/titanic/pet_control/pet_inventory_glyphs.h
index 06e1d06d30..716c9d1ad1 100644
--- a/engines/titanic/pet_control/pet_inventory_glyphs.h
+++ b/engines/titanic/pet_control/pet_inventory_glyphs.h
@@ -109,9 +109,9 @@ public:
 	virtual void getTooltip(CPetText *text);
 
 	/**
-	 * Return whether the glyph has an associated image
+	 * Return whether the glyph is currently valid
 	 */
-	virtual bool hasImage() const { return _item && _background; }
+	virtual bool isValid() const { return _item && _background; }
 
 	/**
 	 * Returns the object associated with the glyph
diff --git a/engines/titanic/pet_control/pet_real_life.cpp b/engines/titanic/pet_control/pet_real_life.cpp
index 72e350cd33..b9e1990dd2 100644
--- a/engines/titanic/pet_control/pet_real_life.cpp
+++ b/engines/titanic/pet_control/pet_real_life.cpp
@@ -76,7 +76,7 @@ bool CPetRealLife::KeyCharMsg(CKeyCharMsg *msg) {
 }
 
 bool CPetRealLife::VirtualKeyCharMsg(CVirtualKeyCharMsg *msg) {
-	return _glyphs.VirtualKeyCharMsg(msg->_keyState.keycode);
+	return _glyphs.VirtualKeyCharMsg(msg);
 }
 
 void CPetRealLife::postLoad() {
diff --git a/engines/titanic/pet_control/pet_real_life.h b/engines/titanic/pet_control/pet_real_life.h
index b00c7c14c3..aa980fca0f 100644
--- a/engines/titanic/pet_control/pet_real_life.h
+++ b/engines/titanic/pet_control/pet_real_life.h
@@ -69,8 +69,6 @@ public:
 	 */
 	virtual Rect getBounds() { return Rect(); }
 	
-	virtual void proc5(int val) {}
-	
 	/**
 	 * Following are handlers for the various messages that the PET can
 	 * pass onto the currently active section/area
diff --git a/engines/titanic/pet_control/pet_remote.cpp b/engines/titanic/pet_control/pet_remote.cpp
index f59f1fb0d7..9b43b8dab9 100644
--- a/engines/titanic/pet_control/pet_remote.cpp
+++ b/engines/titanic/pet_control/pet_remote.cpp
@@ -158,7 +158,7 @@ bool CPetRemote::MouseDoubleClickMsg(CMouseDoubleClickMsg *msg) {
 }
 
 bool CPetRemote::VirtualKeyCharMsg(CVirtualKeyCharMsg *msg) {
-	return _items.VirtualKeyCharMsg(msg->_keyState.keycode);
+	return _items.VirtualKeyCharMsg(msg);
 }
 
 bool CPetRemote::isValid(CPetControl *petControl) {
diff --git a/engines/titanic/pet_control/pet_rooms.cpp b/engines/titanic/pet_control/pet_rooms.cpp
index bbb8dafef7..467c645e0e 100644
--- a/engines/titanic/pet_control/pet_rooms.cpp
+++ b/engines/titanic/pet_control/pet_rooms.cpp
@@ -92,7 +92,7 @@ bool CPetRooms::MouseDoubleClickMsg(CMouseDoubleClickMsg *msg) {
 }
 
 bool CPetRooms::VirtualKeyCharMsg(CVirtualKeyCharMsg *msg) {
-	return _glyphs.VirtualKeyCharMsg(msg->_keyState.keycode);
+	return _glyphs.VirtualKeyCharMsg(msg);
 }
 
 bool CPetRooms::checkDragEnd(CGameObject *item) {
diff --git a/engines/titanic/pet_control/pet_rooms.h b/engines/titanic/pet_control/pet_rooms.h
index b39587a7f7..14dbf8f26f 100644
--- a/engines/titanic/pet_control/pet_rooms.h
+++ b/engines/titanic/pet_control/pet_rooms.h
@@ -144,6 +144,9 @@ public:
 	 */
 	virtual CPetText *getText();
 
+	/**
+	 * Special retrieval of glyph background image
+	 */
 	virtual CGameObject *getBackground(int index);
 
 	/**
diff --git a/engines/titanic/pet_control/pet_section.h b/engines/titanic/pet_control/pet_section.h
index d888e051c8..cf729b70a4 100644
--- a/engines/titanic/pet_control/pet_section.h
+++ b/engines/titanic/pet_control/pet_section.h
@@ -76,7 +76,10 @@ public:
 	 */
 	virtual Rect getBounds() { return Rect(); }
 	
-	virtual void proc5(int val) {}
+	/**
+	 * Called when a general change occurs
+	 */
+	virtual void changed(int changeType) {}
 	
 	/**
 	 * Following are handlers for the various messages that the PET can
@@ -159,6 +162,9 @@ public:
 	 */
 	virtual CPetElement *getElement(uint id) { return nullptr; }
 
+	/**
+	 * Special retrieval of glyph background image
+	 */
 	virtual CGameObject *getBackground(int index) const { return nullptr; }
 
 	/**
-- 
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