From 737e38eff82e92fcea4d0971d0b43c5fa4a6d53c Mon Sep 17 00:00:00 2001
From: uruk
Date: Wed, 5 Feb 2014 13:36:10 +0100
Subject: AVALANCHE: Implement the floating eyeballs and the "Glerk"s
 animation.

---
 engines/avalanche/ghostroom.cpp | 39 ++++++++++++++++++++++++++++++++++++++-
 engines/avalanche/graphics.cpp  |  4 ++++
 engines/avalanche/graphics.h    |  1 +
 3 files changed, 43 insertions(+), 1 deletion(-)

(limited to 'engines')

diff --git a/engines/avalanche/ghostroom.cpp b/engines/avalanche/ghostroom.cpp
index cbb36fb814..aee8b4f48d 100644
--- a/engines/avalanche/ghostroom.cpp
+++ b/engines/avalanche/ghostroom.cpp
@@ -32,7 +32,7 @@ namespace Avalanche {
 
 const int8 GhostRoom::kAdjustment[5] = { 7, 0, 7, 7, 7 };
 const byte GhostRoom::kWaveOrder[5] = { 5, 1, 2, 3, 4 };
-const byte GhostRoom::kGlerkFade[26] = { 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 1 };
+const byte GhostRoom::kGlerkFade[26] = { 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 0 };
 const byte GhostRoom::kGreldetFade[18] = { 1, 2, 3, 4, 5, 6, 6, 6, 5, 5, 4, 4, 3, 3, 2, 2, 1, 1 };
 
 GhostRoom::GhostRoom(AvalancheEngine *vm) {
@@ -168,7 +168,44 @@ void GhostRoom::run() {
 	_vm->_graphics->drawFilledRectangle(Common::Rect(0, 0, 640, 200), kColorBlack); // Black out the whole screen.
 
 	loadPictures();
+
+	_glerkStage = 0;
+
+	for (int x = 500; x >= 217; x--) {
+		// The floating eyeballs:
+		int xBound = x % 30;
+		if ((22 <= xBound) && (xBound <= 27)) {
+			if (xBound == 27)
+				_vm->_graphics->drawFilledRectangle(Common::Rect(x, 134, x + 17, 137), kColorBlack);
+			_vm->_graphics->ghostDrawPicture(_eyes[0], x, 136);
+			_vm->_graphics->drawDot(x + 16, 137, kColorBlack);
+		} else {
+			if (xBound == 21)
+				_vm->_graphics->drawFilledRectangle(Common::Rect(x, 136, x + 18, 140), kColorBlack);
+			_vm->_graphics->ghostDrawPicture(_eyes[0], x, 135);
+			_vm->_graphics->drawDot(x + 16, 136, kColorBlack); // Eyes would leave a trail 1 pixel high behind them.
+		}
+		
+		// Plot the Glerk:
+		if ((x % 10) == 0) {
+			if (_glerkStage > 25)
+				break;
+
+			_vm->_graphics->ghostDrawGlerk(_glerk[kGlerkFade[_glerkStage]], 456, 14);
+			_glerkStage++;
+		}
+
+		_vm->_graphics->refreshScreen();
+
+		doBat();
+
+		wait(15);
+	}
 	
+	// Blank out the Glerk's space.
+	_vm->_graphics->drawFilledRectangle(Common::Rect(456, 14, 530, 50), kColorBlack);
+	_vm->_graphics->refreshScreen();
+
 	warning("STUB: run()");
 
 	CursorMan.showMouse(true);
diff --git a/engines/avalanche/graphics.cpp b/engines/avalanche/graphics.cpp
index 8bc32d8b1f..06c8c83b94 100644
--- a/engines/avalanche/graphics.cpp
+++ b/engines/avalanche/graphics.cpp
@@ -281,6 +281,10 @@ Common::Point GraphicManager::drawArc(Graphics::Surface &surface, int16 x, int16
 	return endPoint;
 }
 
+void GraphicManager::drawDot(int x, int y, Color color) {
+	*(byte *)_surface.getBasePtr(x, y) = color;
+}
+
 void GraphicManager::drawLine(int x1, int y1, int x2, int y2, int penX, int penY, Color color) {
 	_surface.drawThickLine(x1, y1, x2, y2, penX, penY, color);
 }
diff --git a/engines/avalanche/graphics.h b/engines/avalanche/graphics.h
index 485da1f4ee..a372ce8012 100644
--- a/engines/avalanche/graphics.h
+++ b/engines/avalanche/graphics.h
@@ -59,6 +59,7 @@ public:
 	void loadDigits();
 	void loadMouse(byte which);
 
+	void drawDot(int x, int y, Color color);
 	void drawLine(int x1, int y1, int x2, int y2, int penX, int penY, Color color);
 	Common::Point drawScreenArc(int16 x, int16 y, int16 stAngle, int16 endAngle, uint16 radius, Color color);
 	void drawPieSlice(int16 x, int16 y, int16 stAngle, int16 endAngle, uint16 radius, Color color);
-- 
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