From 39a36064ac91ad7864c04dfe4d88c97824f070ae Mon Sep 17 00:00:00 2001
From: Paul Gilbert <dreammaster@scummvm.org>
Date: Sun, 16 Mar 2014 17:50:47 -0400
Subject: [PATCH] MADS: In progress text draw methods for user interface

---
 engines/mads/scene.cpp          |  2 +-
 engines/mads/scene_data.cpp     |  9 ++++----
 engines/mads/user_interface.cpp | 40 ++++++++++++++++++++++++++++++---
 engines/mads/user_interface.h   | 28 ++++++++++++++++++++++-
 4 files changed, 69 insertions(+), 10 deletions(-)

diff --git a/engines/mads/scene.cpp b/engines/mads/scene.cpp
index 9ece16fab56..0258f15bb87 100644
--- a/engines/mads/scene.cpp
+++ b/engines/mads/scene.cpp
@@ -393,7 +393,7 @@ void Scene::doFrame() {
 
 			// Write any text needed by the interface
 			if (_vm->_game->_abortTimers2)
-				_userInterface.writeText();
+				_userInterface.drawTextElements();
 
 			// Draw any elements
 			drawElements((ScreenTransition)_vm->_game->_abortTimers2, _vm->_game->_abortTimers2);
diff --git a/engines/mads/scene_data.cpp b/engines/mads/scene_data.cpp
index 04dfc4be44a..bbc6e1c3b5e 100644
--- a/engines/mads/scene_data.cpp
+++ b/engines/mads/scene_data.cpp
@@ -45,7 +45,6 @@ ScreenObjects::ScreenObjects(MADSEngine *vm): _vm(vm) {
 	_v7FECA = 0;
 	_v7FED6 = 0;
 	_v8332A = 0;
-	_selectedObject = 0;
 	_category = CAT_NONE;
 	_objectIndex = 0;
 	_released = false;
@@ -70,10 +69,10 @@ void ScreenObjects::check(bool scanFlag) {
 		_v7FECA = false;
 
 	if ((_vm->_events->_vD6 || _v8332A || _yp || _v8333C) && scanFlag) {
-		_selectedObject = scanBackwards(_vm->_events->currentPos(), LAYER_GUI);
-		if (_selectedObject > 0) {
-			_category = (ScrCategory)((*this)[_selectedObject - 1]._category & 7);
-			_objectIndex = (*this)[_selectedObject - 1]._descId;
+		scene._userInterface._selectedObject = scanBackwards(_vm->_events->currentPos(), LAYER_GUI);
+		if (scene._userInterface._selectedObject > 0) {
+			_category = (ScrCategory)((*this)[scene._userInterface._selectedObject - 1]._category & 7);
+			_objectIndex = (*this)[scene._userInterface._selectedObject - 1]._descId;
 		}
 
 		// Handling for easy mouse
diff --git a/engines/mads/user_interface.cpp b/engines/mads/user_interface.cpp
index 3b3fc9379ae..9cff2217c18 100644
--- a/engines/mads/user_interface.cpp
+++ b/engines/mads/user_interface.cpp
@@ -41,6 +41,7 @@ UserInterface::UserInterface(MADSEngine *vm) : _vm(vm) {
 	_screenObjectsCount = 0;
 	_inventoryTopIndex = 0;
 	_objectY = 0;
+	_selectedObject = -1;
 
 	byte *pData = _vm->_screen.getBasePtr(0, MADS_SCENE_HEIGHT);
 	setPixels(pData, MADS_SCREEN_WIDTH, MADS_INTERFACE_HEIGHT);
@@ -106,7 +107,7 @@ void UserInterface::setup(int id) {
 		scene._imageInterEntries.call(0, 0);
 
 	scene._action.clear();
-	writeText();
+	drawTextElements();
 	loadElements();
 	scene._dynamicHotspots.refresh();
 }
@@ -115,10 +116,38 @@ void UserInterface::elementHighlighted() {
 	warning("TODO: UserInterface::elementHighlighted");
 }
 
-void UserInterface::writeText() {
-	warning("TODO: UserInterface::writeText");
+void UserInterface::drawTextElements() {
+	Scene &scene = _vm->_game->_scene;
+	if (scene._screenObjects._v832EC) {
+		drawTalkList();
+	} else {
+		// Draw the actions
+		drawActions();
+		drawInventoryList();
+		drawItemVocabList();
+	}
 }
 
+void UserInterface::drawActions() {
+	for (int idx = 0; idx < 10; ++idx) {
+		drawVocab(CAT_ACTION, idx);
+	}
+}
+
+void UserInterface::drawInventoryList() {
+	int endIndex = MIN((int)_vm->_game->_objects._inventoryList.size(), _inventoryTopIndex + 5);
+	for (int idx = _inventoryTopIndex; idx < endIndex; ++idx) {
+		drawVocab(CAT_INV_LIST, idx);
+	}
+}
+
+void UserInterface::drawItemVocabList() {
+
+}
+
+void UserInterface::drawVocab(ScrCategory category, int id) {
+
+}
 
 void UserInterface::setBounds(const Common::Rect &r) {
 	_bounds = r;
@@ -273,4 +302,9 @@ void UserInterface::moveRect(Common::Rect &bounds) {
 	bounds.translate(0, MADS_SCENE_HEIGHT);
 }
 
+void UserInterface::drawTalkList() {
+	warning("TODO: drawTalkList");
+}
+
+
 } // End of namespace MADS
diff --git a/engines/mads/user_interface.h b/engines/mads/user_interface.h
index d50a8205639..e3a1b2098e4 100644
--- a/engines/mads/user_interface.h
+++ b/engines/mads/user_interface.h
@@ -54,6 +54,31 @@ private:
 	 * Reposition a bounding rectangle to physical co-ordinates
 	 */
 	void moveRect(Common::Rect &bounds);
+
+	/**
+	 * Draw options during a conversation.
+	 */
+	void drawTalkList();
+
+	/**
+	 * Draw the action list
+	 */
+	void drawActions();
+
+	/**
+	 * Draw the inventory list
+	 */
+	void drawInventoryList();
+
+	/**
+	 * Draw the inventory item vocab list
+	 */
+	void drawItemVocabList();
+
+	/**
+	 * Draw a vocab text entry
+	 */
+	void drawVocab(ScrCategory category, int id);
 public:
 	ScrCategory _category;
 	int _screenObjectsCount;
@@ -62,6 +87,7 @@ public:
 	MSurface _surface;
 	int _inventoryTopIndex;
 	int _objectY;
+	int _selectedObject;
 public:
 	/**
 	* Constructor
@@ -80,7 +106,7 @@ public:
 
 	void elementHighlighted();
 
-	void writeText();
+	void drawTextElements();
 
 	void setBounds(const Common::Rect &r);
 };