X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=Usermode%2FApplications%2Faxwin3_src%2FWM%2Frenderers%2Frichtext.c;h=5f31057ad171198ba5528c3c0ad9bb2f16db0e35;hb=4c78a1bdd506cda6cda27ee342165c7dfa7ecdc2;hp=a542540029281d282424286e64cbb473c731c759;hpb=6df94d897ba22b703a90edf8a18f8e463dd98bec;p=tpg%2Facess2.git

diff --git a/Usermode/Applications/axwin3_src/WM/renderers/richtext.c b/Usermode/Applications/axwin3_src/WM/renderers/richtext.c
index a5425400..5f31057a 100644
--- a/Usermode/Applications/axwin3_src/WM/renderers/richtext.c
+++ b/Usermode/Applications/axwin3_src/WM/renderers/richtext.c
@@ -20,6 +20,7 @@ typedef struct sRichText_Line
 	struct sRichText_Line	*Next;
 	struct sRichText_Line	*Prev;
 	 int	Num;
+	char	bIsClean;
 	// TODO: Pre-rendered cache?
 	short	ByteLength;
 	short	Space;
@@ -36,6 +37,7 @@ typedef struct sRichText_Window
 	tColour	DefaultFG;
 	tColour	DefaultBG;
 	tFont	*Font;
+	char	bNeedsFullRedraw;
 	
 	short	LineHeight;
 } tRichText_Window;
@@ -43,15 +45,24 @@ typedef struct sRichText_Window
 // === PROTOTYPES ===
  int	Renderer_RichText_Init(void);
 tWindow	*Renderer_RichText_Create(int Flags);
+void	Renderer_RichText_Destroy(tWindow *Window);
 void	Renderer_RichText_Redraw(tWindow *Window);
+ int	Renderer_RichText_HandleIPC_SetAttr(tWindow *Window, size_t Len, const void *Data);
+ int	Renderer_RichText_HandleIPC_WriteLine(tWindow *Window, size_t Len, const void *Data);
  int	Renderer_RichText_HandleMessage(tWindow *Target, int Msg, int Len, const void *Data);
 
 // === GLOBALS ===
 tWMRenderer	gRenderer_RichText = {
 	.Name = "RichText",
 	.CreateWindow	= Renderer_RichText_Create,
+	.DestroyWindow  = Renderer_RichText_Destroy,
 	.Redraw 	= Renderer_RichText_Redraw,
-	.HandleMessage	= Renderer_RichText_HandleMessage
+	.HandleMessage	= Renderer_RichText_HandleMessage,
+	.nIPCHandlers = N_IPC_RICHTEXT,
+	.IPCHandlers = {
+		[IPC_RICHTEXT_SETATTR] = Renderer_RichText_HandleIPC_SetAttr,
+		[IPC_RICHTEXT_WRITELINE] = Renderer_RichText_HandleIPC_WriteLine
+	}
 };
 
 // === CODE ===
@@ -76,6 +87,23 @@ tWindow *Renderer_RichText_Create(int Flags)
 	return ret;
 }
 
+void Renderer_RichText_Destroy(tWindow *Window)
+{
+	tRichText_Window	*info = Window->RendererInfo;
+
+	// TODO: Is locking needed? WM_Destroy should have taken us off the render tree
+	while( info->FirstLine )
+	{
+		tRichText_Line *line = info->FirstLine;
+		info->FirstLine = line->Next;
+
+		free(line);
+	}
+
+	if( info->Font )
+		_SysDebug("RichText_Destroy - TODO: Free font");
+}
+
 static inline int Renderer_RichText_RenderText_Act(tWindow *Window, tRichText_Window *info, int X, int Row, const char *Text, int Bytes, tColour FG, tColour BG, int Flags)
 {
 	 int	rwidth;
@@ -104,7 +132,7 @@ void Renderer_RichText_RenderText(tWindow *Window, int Line, const char *Text)
 	 int	curx = 0;
 	const char	*oldtext = Text;
 	
-	for( int i = 0; i < info->FirstVisCol + info->DispCols; i ++ )
+	for( int i = 0; curx < Window->W; i ++ )
 	{
 		char	ch, flags;
 		 int	len;
@@ -114,45 +142,60 @@ void Renderer_RichText_RenderText(tWindow *Window, int Line, const char *Text)
 
 		ch = *Text++;
 		if( ch == 0 )	break;
-		if( ch <=3 && bRender ) {
+
+		// Not an escape - move along
+		if( ch > 4 )
+			continue ;		
+
+		if( bRender ) {
 			// Render previous characters
 			curx += Renderer_RichText_RenderText_Act(Window, info, curx, Line,
-				oldtext, Text - oldtext, fg, bg, flagset);
-			oldtext = Text;
+				oldtext, Text - oldtext - 1, fg, bg, flagset);
+			if( curx >= Window->W )
+				break;
 		}
+		oldtext = Text;
 		switch(ch)
 		{
 		case 1:	// FG Select (\1 RRGGBB)
-			len = sscanf(Text, "%6x", &fg);
-			if( len != 6 ) {
+			if( sscanf(Text, "%6x%n", &fg, &len) != 1 || len != 6 ) {
 				// Bad client
+				_SysDebug("foreground scanf failed - len=%i", len);
+				len = 0;
 			}
 			Text += len;
+			oldtext = Text;
+			_SysDebug("FG update to %x", fg);
 			break ;
 		case 2:	// BG Select (\2 RRGGBB)
-			len = sscanf(Text, "%6x", &bg);
-			if( len != 6 ) {
+			if( sscanf(Text, "%6x%n", &bg, &len) != 1 || len != 6 ) {
 				// Bad client
+				_SysDebug("background scanf failed - len=%i", len);
+				len = 0;
 			}
 			Text += len;
+			oldtext = Text;
+			_SysDebug("BG update to %x", bg);
 			break ;
 		case 3:	// Flagset (0,it,uline,bold)
-			len = sscanf(Text, "%1x", &flags);
-			if( len != 1 ) {
+			if( sscanf(Text, "%1hhx%n", &flags, &len) != 1 || len != 1 ) {
 				// Bad client
+				_SysDebug("Flagset scanf failed - len=%i", len);
 			}
-			Text += len;
-			//bItalic = !!(flags & (1 << 2));
-			//bULine = !!(flags & (1 << 1));
-			//bBold = !!(flags & (1 << 0));
 			flagset = flags & 7;
+			Text += len;
+			oldtext = Text;
 			break ;
-		default: // Any char, nop
+		case 4:	// Escape (do nothing)
+			Text ++;
+			// NOTE: No update to oldtext
+			break;
+		default: // Error.
 			break;
 		}
 	}
 	curx += Renderer_RichText_RenderText_Act(Window, info, curx,
-		Line, oldtext, Text - oldtext, fg, bg, flagset);
+		Line, oldtext, Text - oldtext + 1, fg, bg, flagset);
 	WM_Render_DrawRect(Window, curx, Line * info->LineHeight,
 		Window->W - curx, info->LineHeight, info->DefaultBG);
 }
@@ -160,7 +203,6 @@ void Renderer_RichText_RenderText(tWindow *Window, int Line, const char *Text)
 void Renderer_RichText_Redraw(tWindow *Window)
 {
 	tRichText_Window	*info = Window->RendererInfo;
-	 int	i;
 	tRichText_Line	*line = info->FirstVisLine;
 	
 	if( !line ) {
@@ -172,42 +214,191 @@ void Renderer_RichText_Redraw(tWindow *Window)
 	while( line && line->Prev && line->Prev->Num > info->FirstVisRow )
 		line = line->Prev;
 
+	 int	i;
 	for( i = 0; i < info->DispLines && line; i ++ )
 	{
 		if( i >= info->nLines - info->FirstVisRow )
 			break;
-		// TODO: Dirty rectangles?
+		// Empty line is noted by a discontinuity
+		if( line->Num > info->FirstVisRow + i ) {
+			// Clear line if window needs full redraw
+			if( info->bNeedsFullRedraw ) {
+				WM_Render_FillRect(Window,
+					0, i*info->LineHeight,
+					Window->W, info->LineHeight,
+					info->DefaultBG
+					);
+			}
+			else {
+				// Hack to clear cursor on NULL lines
+				WM_Render_FillRect(Window,
+					0, i*info->LineHeight,
+					1, info->LineHeight,
+					info->DefaultBG
+					);
+			}
+			continue ;
+		}
+
+		if( info->bNeedsFullRedraw || !line->bIsClean )
+		{
+			WM_Render_FillRect(Window,
+				0, i*info->LineHeight,
+				Window->W, info->LineHeight,
+				info->DefaultBG
+				);
+			
+			// Formatted text out
+			Renderer_RichText_RenderText(Window, i, line->Data);
+			_SysDebug("RichText: %p - Render %i '%.*s'", Window,
+				line->Num, line->ByteLength, line->Data);
+			line->bIsClean = 1;
+		}
+
+		line = line->Next;
+	}
+	// Clear out lines i to info->DispLines-1
+	if( info->bNeedsFullRedraw )
+	{
+		_SysDebug("RichText: %p - Clear %i px lines with %06x starting at %i",
+			Window, (info->DispLines-i)*info->LineHeight, info->DefaultBG, i*info->LineHeight);
 		WM_Render_FillRect(Window,
 			0, i*info->LineHeight,
-			Window->W, info->LineHeight,
+			Window->W, (info->DispLines-i)*info->LineHeight,
 			info->DefaultBG
 			);
-		if( line->Num > info->FirstVisRow + i )
-			continue ;
-		// TODO: Horizontal scrolling?
-		// TODO: Formatting
-		
-		// NOTE: uses scanf() so commented out for now
-		//Renderer_RichText_RenderText(Window, i, line->Text);
-		WM_Render_DrawText(Window,
-			0, i*info->LineHeight,
-			Window->W, info->LineHeight,
-			info->Font, info->DefaultFG,
-			line->Data,
-			-1);
-		_SysDebug("RichText: %p - Render %i '%.*s'", Window,
-			line->Num, line->ByteLength, line->Data);
+	}
+	info->bNeedsFullRedraw = 0;
 
-		line = line->Next;
+	// HACK: Hardcoded text width of 8
+	info->DispCols = Window->W / 8;	
+
+	// Text cursor
+	_SysDebug("Cursor at %i,%i", info->CursorCol, info->CursorRow);
+	_SysDebug(" Range [%i+%i],[%i+%i]", info->FirstVisRow, info->DispLines, info->FirstVisCol, info->DispCols);
+	if( info->CursorRow >= info->FirstVisRow && info->CursorRow < info->FirstVisRow + info->DispLines )
+	{
+		if( info->CursorCol >= info->FirstVisCol && info->CursorCol < info->FirstVisCol + info->DispCols )
+		{
+			// TODO: Kill hardcoded 8 with cached text distance
+			WM_Render_FillRect(Window,
+				(info->CursorCol - info->FirstVisCol) * 8,
+				(info->CursorRow - info->FirstVisRow) * info->LineHeight,
+				1,
+				info->LineHeight,
+				info->DefaultFG
+				);
+		}
 	}
-	// Clear out i -- info->DispLines
-	_SysDebug("RichText: %p - Clear %i px lines with %06x starting at %i",
-		Window, (info->DispLines-i)*info->LineHeight, info->DefaultBG, i*info->LineHeight);
-	WM_Render_FillRect(Window,
-		0, i*info->LineHeight,
-		Window->W, (info->DispLines-i)*info->LineHeight,
-		info->DefaultBG
-		);
+}
+
+tRichText_Line *Renderer_RichText_int_GetLine(tWindow *Window, int LineNum, tRichText_Line **Prev)
+{
+	tRichText_Window	*info = Window->RendererInfo;
+	tRichText_Line	*line = info->FirstLine;
+	tRichText_Line	*prev = NULL;
+	while(line && line->Num < LineNum)
+		prev = line, line = line->Next;
+	
+	if( Prev )
+		*Prev = prev;
+	
+	if( !line || line->Num > LineNum )
+		return NULL;
+	return line;
+}
+
+int Renderer_RichText_HandleIPC_SetAttr(tWindow *Window, size_t Len, const void *Data)
+{
+	tRichText_Window	*info = Window->RendererInfo;
+	const struct sRichTextIPC_SetAttr *msg = Data;
+	if(Len < sizeof(*msg))	return -1;
+
+	_SysDebug("RichText Attr %i set to %x", msg->Attr, msg->Value);
+	switch(msg->Attr)
+	{
+	case _ATTR_DEFBG:
+		info->DefaultBG = msg->Value;
+		break;
+	case _ATTR_DEFFG:
+		info->DefaultFG = msg->Value;
+		break;
+	case _ATTR_CURSORPOS: {
+		 int	newRow = msg->Value >> 12;
+		 int	newCol = msg->Value & 0xFFF;
+		// Force redraw of old and new row
+		tRichText_Line	*line = Renderer_RichText_int_GetLine(Window, info->CursorRow, NULL);
+		if( line )
+			line->bIsClean = 0;
+		if( newRow != info->CursorRow ) {
+			line = Renderer_RichText_int_GetLine(Window, newRow, NULL);
+			if(line)
+				line->bIsClean = 0;
+		}
+		info->CursorRow = newRow;
+		info->CursorCol = newCol;
+		WM_Invalidate(Window, 1);
+		break; }
+	case _ATTR_SCROLL:
+		// TODO: Set scroll flag
+		break;
+	case _ATTR_LINECOUNT:
+		info->nLines = msg->Value;
+		break;
+	}
+	
+	return 0;
+}
+
+int Renderer_RichText_HandleIPC_WriteLine(tWindow *Window, size_t Len, const void *Data)
+{
+	tRichText_Window	*info = Window->RendererInfo;
+	const struct sRichTextIPC_WriteLine	*msg = Data;
+	if( Len < sizeof(*msg) )	return -1;
+	if( msg->Line >= info->nLines )	return 1;	// Bad count
+
+	tRichText_Line	*prev = NULL;
+	tRichText_Line	*line = Renderer_RichText_int_GetLine(Window, msg->Line, &prev);
+	if( !line )
+	{
+		// New line!
+		// Round up to 32
+		 int	space = ((Len - sizeof(*msg)) + 32-1) & ~(32-1);
+		tRichText_Line	*new = malloc(sizeof(*line) + space);
+		// TODO: Bookkeeping on how much memory each window uses
+		new->Next = (prev ? prev->Next : NULL);
+		new->Prev = prev;
+		new->Num = msg->Line;
+		new->Space = space;
+		if(new->Prev)	new->Prev->Next = new;
+		else	info->FirstLine = new;
+		if(new->Next)	new->Next->Prev = new;
+		line = new;
+	}
+	else if( line->Space < Len - sizeof(*msg) )
+	{
+		// Need to allocate more space
+		 int	space = ((Len - sizeof(*msg)) + 32-1) & ~(32-1);
+		tRichText_Line *new = realloc(line, space);
+		// TODO: Bookkeeping on how much memory each window uses
+		new->Space = space;
+
+		if(new->Prev)	new->Prev->Next = new;
+		else	info->FirstLine = new;
+		if(new->Next)	new->Next->Prev = new;
+		line = new;
+	}
+	else
+	{
+		// It fits :)
+	}
+	line->ByteLength = Len - sizeof(*msg);
+	memcpy(line->Data, msg->LineData, Len - sizeof(*msg));
+	line->bIsClean = 0;
+
+//	WM_Invalidate(Window, 1);
+
+	return 0;
 }
 
 int Renderer_RichText_HandleMessage(tWindow *Target, int Msg, int Len, const void *Data)
@@ -219,74 +410,12 @@ int Renderer_RichText_HandleMessage(tWindow *Target, int Msg, int Len, const voi
 		const struct sWndMsg_Resize *msg = Data;
 		if(Len < sizeof(*msg))	return -1;
 		info->DispLines = msg->H / info->LineHeight;
+		info->bNeedsFullRedraw = 1;	// force full rerender
 		return 1; }
-	case MSG_RICHTEXT_SETATTR: {
-		const struct sRichTextMsg_SetAttr *msg = Data;
-		if(Len < sizeof(*msg))	return -1;
-		_SysDebug("RichText Attr %i set to %x", msg->Attr, msg->Value);
-		switch(msg->Attr)
-		{
-		case _ATTR_DEFBG:
-			info->DefaultBG = msg->Value;
-			break;
-		case _ATTR_DEFFG:
-			info->DefaultFG = msg->Value;
-			break;
-		case _ATTR_SCROLL:
-			// TODO: Set scroll flag
-			break;
-		case _ATTR_LINECOUNT:
-			info->nLines = msg->Value;
-			break;
-		}
-		return 1; }
-	// Update a line
-	case MSG_RICHTEXT_SENDLINE: {
-		const struct sRichTextMsg_SendLine	*msg = Data;
-		if(Len < sizeof(*msg))	return -1;
-		_SysDebug("RichText Line %i = '%.*s'", msg->Line, Len - sizeof(*msg), msg->LineData);
-		if( msg->Line >= info->nLines )	return 1;	// Bad count
-		
-		tRichText_Line	*line = info->FirstLine;
-		tRichText_Line	*prev = NULL;
-		while(line && line->Num < msg->Line)
-			prev = line, line = line->Next;
-		if( !line || line->Num > msg->Line )
-		{
-			// New line!
-			// Round up to 32
-			 int	space = ((Len - sizeof(*msg)) + 32-1) & ~(32-1);
-			tRichText_Line	*new = malloc(sizeof(*line) + space);
-			// TODO: Bookkeeping on how much memory each window uses
-			new->Next = line;
-			new->Prev = prev;
-			new->Num = msg->Line;
-			new->Space = space;
-			if(new->Prev)	new->Prev->Next = new;
-			else	info->FirstLine = new;
-			if(new->Next)	new->Next->Prev = new;
-			line = new;
-		}
-		else if( line->Space < Len - sizeof(*msg) )
-		{
-			// Need to allocate more space
-			 int	space = ((Len - sizeof(*msg)) + 32-1) & ~(32-1);
-			tRichText_Line *new = realloc(line, space);
-			// TODO: Bookkeeping on how much memory each window uses
-			new->Space = space;
-
-			if(new->Prev)	new->Prev->Next = new;
-			else	info->FirstLine = new;
-			if(new->Next)	new->Next->Prev = new;
-			line = new;
-		}
-		else
-		{
-			// It fits :)
-		}
-		line->ByteLength = Len - sizeof(*msg);
-		memcpy(line->Data, msg->LineData, Len - sizeof(*msg));
-		return 1; }
+	case WNDMSG_KEYDOWN:
+	case WNDMSG_KEYUP:
+	case WNDMSG_KEYFIRE:
+		return 1;
 	}
 	return 0;
 }