added some comments and re-indented some parts of code

svn-id: r16394

1 files changed, 57 insertions, 2 deletions

diff --git a/queen/display.h b/queen/display.h
index 4c5857018f..e3d0e5b754 100644
--- a/queen/display.h
+++ b/queen/display.h
@@ -38,28 +38,61 @@ public:
 	Display(QueenEngine *vm, OSystem *system);
 	~Display();
 
+	//! initialise dynalum for the specified room
 	void dynalumInit(const char *roomName, uint16 roomNum);
+	
+	//! update dynalum for the current room
 	void dynalumUpdate(int16 x, int16 y);
 
+	//! convert palette from RGB to RGBA (used before uploading to the backend)
 	void palConvert(uint8 *outPal, const uint8 *inPal, int start, int end);
+	
+	//! update the palette
 	void palSet(const uint8 *pal, int start, int end, bool updateScreen = false);
+	
+	//! setup palette for Joe's dress
 	void palSetJoeDress();
+	
+	//! setup palette for Joe's normal clothes
 	void palSetJoeNormal();
+	
+	//! setup palette for panel and inventory objects
 	void palSetPanel();
+	
+	//! fade the current palette in
 	void palFadeIn(uint16 roomNum, bool dynalum = false, int16 dynaX = 0, int16 dynaY = 0);
+	
+	//! fade the current palette out
 	void palFadeOut(uint16 roomNum);
+	
+	//! grey the panel area (used when panel is disabled)
 	void palGreyPanel();
+	
+	//! scroll some palette colors
 	void palScroll(int start, int end);
+	
+	//! custom palette effect for the specified room
 	void palCustomColors(uint16 roomNum);
+	
+	//! custom palette scroll for the specified room
 	void palCustomScroll(uint16 roomNum);
+	
+	//! process a 'palette flash' effect
 	void palCustomFlash();
+	
 	void palCustomLightsOff(uint16 roomNum);
 	void palCustomLightsOn(uint16 roomNum);
+	
+	//! mark all palette entries as dirty
 	void palSetAllDirty() { _pal.dirtyMin = 0; _pal.dirtyMax = 255; }
 
+	//! returns the number of colors used by the room
 	int getNumColorsForRoom(uint16 room) const;
+	
+	//! returns true if we shouldn't fade the palette in the specified room
 	bool isPalFadingDisabled(uint16 room) const;
 
+	//! change fullscreen/panel mode
 	void screenMode(int comPanel, bool inCutaway);
 
 	void prepareUpdate();
@@ -75,6 +108,7 @@ public:
 	void blit(uint8 *dstBuf, uint16 dstPitch, uint16 x, uint16 y, const uint8 *srcBuf, uint16 srcPitch, uint16 w, uint16 h, bool xflip, bool masked);
 	void fill(uint8 *dstBuf, uint16 dstPitch, uint16 x, uint16 y, uint16 w, uint16 h, uint8 color);
 
+	//! decode a PCX stream
 	void readPCX(uint8 *dst, uint16 dstPitch, const uint8 *src, uint16 w, uint16 h);
 
 	void horizontalScrollUpdate(int16 xCamera);
@@ -84,20 +118,39 @@ public:
 	void fullscreen(bool fs) { _fullRefresh = 2; _fullscreen = fs; }
 	bool fullscreen() const { return _fullscreen; }
 
+	//! mark the specified block as dirty
 	void setDirtyBlock(uint16 x, uint16 y, uint16 w, uint16 h);
+	
+	//! force a full refresh (bypassing the dirtyblocks rendering), on next screen update
 	void forceFullRefresh() { _fullRefresh = 2; }
 
+	//! change mouse cursor bitmap
 	void setMouseCursor(uint8 *buf, uint16 w, uint16 h);
+	
+	//! show/hide mouse cursor
 	void showMouseCursor(bool show);
 
+	//! initialise font, compute justification sizes
 	void initFont();
 
+	//! add the specified text to the texts list
 	void setText(uint16 x, uint16 y, const char *text, bool outlined = true);
+	
+	//! add the specified text to the texts list
 	void setTextCentered(uint16 y, const char *text, bool outlined = true);
+	
+	//! draw the text lists
 	void drawTexts();
+	
+	//! remove entries from the texts list
 	void clearTexts(uint16 y1, uint16 y2);
+	
+	//! change the current text color
 	void textCurrentColor(uint8 color) { _curTextColor = color; }
+	
+	//! change the text color for the specified texts list entry
 	void textColor(uint16 y, uint8 color) { _texts[y].color = color; }
+	
 	int textCenterX(const char *text) const;
 	uint16 textWidth(const char *text) const;
 	uint16 textWidth(const char *text, uint16 len) const;
@@ -166,13 +219,15 @@ private:
 	uint16 _horizontalScroll;
 	uint16 _bdWidth, _bdHeight;
 
+	//! texts list
 	TextSlot _texts[GAME_SCREEN_HEIGHT];
+	
+	//! current text color to use for display
 	uint8 _curTextColor;
 
+	//! font justification sizes
 	uint8 _charWidth[256];
 
-	bool _gotTick;	
-
 	Common::RandomSource _rnd;
 	Dynalum _dynalum;
 	OSystem *_system;