Fixes the kyra GUI palette issues, implements background fading when the GUI's up,

and a couple of very minor optimizations.

svn-id: r20263

4 files changed, 42 insertions, 9 deletions

diff --git a/kyra/gui.cpp b/kyra/gui.cpp
index 10d66a42f2..668e33459d 100644
--- a/kyra/gui.cpp
+++ b/kyra/gui.cpp
@@ -403,6 +403,7 @@ int KyraEngine::buttonMenuCallback(Button *caller) {
 	}
 
 	_screen->savePageToDisk("SEENPAGE.TMP", 0);
+	gui_fadePalette();
 
 	calcCoords(_menu[0]);
 	calcCoords(_menu[1]);
@@ -425,6 +426,7 @@ int KyraEngine::buttonMenuCallback(Button *caller) {
 	}
 
 	if (_menuRestoreScreen) {
+		gui_restorePalette();
 		_screen->loadPageFromDisk("SEENPAGE.TMP", 0);
 		_animator->_updateScreen = true;
 	}
@@ -715,6 +717,7 @@ int KyraEngine::gui_loadGameMenu(Button *button) {
 		initMenu(_menu[0]);
 		processAllMenuButtons();
 	} else {
+		gui_restorePalette();
 		loadGame(getSavegameFilename(_gameToLoad));
 		_displayMenu = false;
 		_menuRestoreScreen = false;
@@ -724,7 +727,13 @@ int KyraEngine::gui_loadGameMenu(Button *button) {
 
 void KyraEngine::gui_redrawTextfield() {
 	_screen->fillRect(38, 91, 287, 102, 250);
-	_text->printText(_savegameName, 38, 91, 30, 0, 0);
+	_text->printText(_savegameName, 38, 92, 253, 0, 0);
+
+	_screen->_charWidth = -2;
+	int width = _screen->getTextWidth(_savegameName);
+	_screen->fillRect(39 + width, 93, 45 + width, 100, 254);
+	_screen->_charWidth = 0;
+
 	_screen->updateScreen();
 }
 
@@ -830,8 +839,8 @@ int KyraEngine::gui_cancelSubMenu(Button *button) {
 
 int KyraEngine::gui_quitPlaying(Button *button) {
 	debug(9, "KyraEngine::gui_quitPlaying()");
-
 	processMenuButton(button);
+
 	if (gui_quitConfirm("Are you sure you want to quit playing?"))
 		quitGame();
 	else {
@@ -973,5 +982,29 @@ void KyraEngine::gui_redrawHighlight(Menu menu) {
 	_text->printText(menu.item[i].itemString, textX, textY, menu.item[i].highlightColor, 0, 0);
 }
 
+void KyraEngine::gui_fadePalette() {
+	static int16 menuPalIndexes[] = {248, 249, 250, 251, 252, 253, 254, -1};
+	int index = 0;
+
+	memcpy(_screen->getPalette(2), _screen->_currentPalette, 768);
+
+	for (int i = 0; i < 768; i++) {
+		_screen->_currentPalette[i] /= 2;
+	}
+
+	while( menuPalIndexes[index] != -1) {
+		memcpy(&_screen->_currentPalette[menuPalIndexes[index]*3], &_screen->getPalette(2)[menuPalIndexes[index]*3], 3);
+		index++;
+	}
+
+	_screen->fadePalette(_screen->_currentPalette, 2);
+}
+
+void KyraEngine::gui_restorePalette() {
+	memcpy(_screen->_currentPalette, _screen->getPalette(2), 768);
+	_screen->fadePalette(_screen->_currentPalette, 2);
+}
+
+
 } // end of namespace Kyra
  
diff --git a/kyra/kyra.cpp b/kyra/kyra.cpp
index 2ed9509d69..6133e52a22 100644
--- a/kyra/kyra.cpp
+++ b/kyra/kyra.cpp
@@ -730,8 +730,6 @@ void KyraEngine::mainLoop() {
 		processButtonList(_buttonList);
 		updateMousePointer();
 		updateGameTimers();
-		_sprites->updateSceneAnims();
-		_animator->updateAllObjectShapes();
 		updateTextFade();
 
 		_handleInput = true;
diff --git a/kyra/kyra.h b/kyra/kyra.h
index cd1867351a..f981ae8c75 100644
--- a/kyra/kyra.h
+++ b/kyra/kyra.h
@@ -687,6 +687,8 @@ protected:
 	void gui_processHighlights(Menu &menu);
 	void gui_updateSavegameString();
 	void gui_redrawTextfield();
+	void gui_fadePalette();
+	void gui_restorePalette();
 
 	uint8 _game;
 	bool _fastMode;
diff --git a/kyra/sprites.cpp b/kyra/sprites.cpp
index 63143404f6..9d91bb59e8 100644
--- a/kyra/sprites.cpp
+++ b/kyra/sprites.cpp
@@ -129,6 +129,9 @@ void Sprites::updateSceneAnims() {
 	uint32 currTime = _system->getMillis();
 	uint8 *data;
 	bool endLoop;
+	uint16 rndNr;
+	uint16 anim;
+	uint16 sound;
 
 	for (int i = 0; i < MAX_NUM_ANIMS; i++) {
 		if (_anims[i].script == 0 || !_anims[i].play || _anims[i].nextRun != 0 && _anims[i].nextRun > currTime)
@@ -145,9 +148,6 @@ void Sprites::updateSceneAnims() {
 
 		endLoop = false;
 		while (READ_LE_UINT16(data) != 0xFF87 && !endLoop) {
-			uint16 rndNr;
-			uint16 anim;
-			uint16 sound;
 			assert((data - _anims[i].script) < _anims[i].length);
 			switch (READ_LE_UINT16(data)) {
 			case 0xFF88:
@@ -408,8 +408,8 @@ void Sprites::loadDAT(const char *filename, SceneExits &exits) {
 	_engine->_northExitHeight = READ_LE_UINT16(_dat + 0x15);
 	if (_engine->_northExitHeight & 1)
 		_engine->_northExitHeight += 1;
-	// XXX	
-	memcpy(_screen->_currentPalette + 745 - 0x3D, _dat + 0x17, 0x3D);
+	// XXX
+	memcpy(_screen->_currentPalette + 744 - 60, _dat + 0x17, 60);
 	uint8 *data = _dat + 0x6B;
 
 	uint16 length = READ_LE_UINT16(data);