diff options
| -rw-r--r-- | generic/tkText.c | 3 | ||||
| -rw-r--r-- | generic/tkText.h | 3 | ||||
| -rw-r--r-- | generic/tkTextDisp.c | 26 | ||||
| -rw-r--r-- | generic/tkTextTag.c | 6 |
4 files changed, 36 insertions, 2 deletions
diff --git a/generic/tkText.c b/generic/tkText.c index 19dce65..415e0bc 100644 --- a/generic/tkText.c +++ b/generic/tkText.c @@ -2296,7 +2296,8 @@ ConfigureText( || (textPtr->selTagPtr->overstrikeString != NULL) || (textPtr->selTagPtr->overstrikeColor != NULL) || (textPtr->selTagPtr->underlineString != NULL) - || (textPtr->selTagPtr->underlineColor != NULL)) { + || (textPtr->selTagPtr->underlineColor != NULL) + || (textPtr->selTagPtr->lMarginColor != NULL)) { textPtr->selTagPtr->affectsDisplay = 1; } TkTextRedrawTag(NULL, textPtr, NULL, NULL, textPtr->selTagPtr, 1); diff --git a/generic/tkText.h b/generic/tkText.h index 242785a..22df370 100644 --- a/generic/tkText.h +++ b/generic/tkText.h @@ -347,6 +347,9 @@ typedef struct TkTextTag { int lMargin2; /* Left margin for second and later display * lines of each text line, in pixels. Only * valid if lMargin2String is non-NULL. */ + Tk_3DBorder lMarginColor; /* Used for drawing background in left margins. + * This is used for both lmargin1 and lmargin2. + * NULL means no value specified here. */ char *offsetString; /* -offset option string (malloc-ed). NULL * means option not specified. */ int offset; /* Vertical offset of text's baseline from diff --git a/generic/tkTextDisp.c b/generic/tkTextDisp.c index b74c6db..c0d6384 100644 --- a/generic/tkTextDisp.c +++ b/generic/tkTextDisp.c @@ -136,6 +136,7 @@ typedef struct StyleValues { * line of each text line. */ int lMargin2; /* Left margin, in pixels, for second and * later display lines of each text line. */ + Tk_3DBorder lMarginColor; /* Color of left margins (1 and 2). */ int offset; /* Offset in pixels of baseline, relative to * baseline of line. */ int overstrike; /* Non-zero means draw overstrike through @@ -240,6 +241,10 @@ typedef struct DLine { int spaceBelow; /* How much extra space was added to the * bottom of the line because of spacing * options. This is included in height. */ + Tk_3DBorder lMarginColor; /* Background color of the area corresponding + * to the left margin of the display line. */ + int lMarginWidth; /* Pixel width of the area corresponding to + * the left margin. */ int length; /* Total length of line, in pixels. */ TkTextDispChunk *chunkPtr; /* Pointer to first chunk in list of all of * those that are displayed on this line of @@ -765,6 +770,7 @@ GetStyle( int fgPrio, fontPrio, fgStipplePrio; int underlinePrio, elidePrio, justifyPrio, offsetPrio; int lMargin1Prio, lMargin2Prio, rMarginPrio; + int lMarginColorPrio; int spacing1Prio, spacing2Prio, spacing3Prio; int overstrikePrio, tabPrio, tabStylePrio, wrapPrio; @@ -779,6 +785,7 @@ GetStyle( fgPrio = fontPrio = fgStipplePrio = -1; underlinePrio = elidePrio = justifyPrio = offsetPrio = -1; lMargin1Prio = lMargin2Prio = rMarginPrio = -1; + lMarginColorPrio = -1; spacing1Prio = spacing2Prio = spacing3Prio = -1; overstrikePrio = tabPrio = tabStylePrio = wrapPrio = -1; memset(&styleValues, 0, sizeof(StyleValues)); @@ -901,6 +908,11 @@ GetStyle( styleValues.lMargin2 = tagPtr->lMargin2; lMargin2Prio = tagPtr->priority; } + if ((tagPtr->lMarginColor != NULL) + && (tagPtr->priority > lMarginColorPrio)) { + styleValues.lMarginColor = tagPtr->lMarginColor; + lMarginColorPrio = tagPtr->priority; + } if ((tagPtr->offsetString != NULL) && (tagPtr->priority > offsetPrio)) { styleValues.offset = tagPtr->offset; @@ -1173,6 +1185,8 @@ LayoutDLine( dlPtr->nextPtr = NULL; dlPtr->flags = NEW_LAYOUT | OLD_Y_INVALID; dlPtr->logicalLinesMerged = 0; + dlPtr->lMarginColor = NULL; + dlPtr->lMarginWidth = 0; /* * This is not necessarily totally correct, where we have merged logical @@ -1447,6 +1461,7 @@ LayoutDLine( x = chunkPtr->stylePtr->sValuePtr->lMargin2; } + dlPtr->lMarginWidth = x; if (wrapMode == TEXT_WRAPMODE_NONE) { maxX = -1; } else { @@ -1758,6 +1773,7 @@ LayoutDLine( } dlPtr->height += dlPtr->spaceAbove + dlPtr->spaceBelow; dlPtr->baseline += dlPtr->spaceAbove; + dlPtr->lMarginColor = sValuePtr->lMarginColor; /* * Recompute line length: may have changed because of justification. @@ -2444,6 +2460,16 @@ DisplayDLine( Tk_Width(textPtr->tkwin), dlPtr->height, 0, TK_RELIEF_FLAT); /* + * Second, draw the background color of the left margin. + */ + if (dlPtr->lMarginColor != NULL) { + int x = dlPtr->lMarginWidth + dInfoPtr->x - dInfoPtr->curXPixelOffset; + + Tk_Fill3DRectangle(textPtr->tkwin, pixmap, dlPtr->lMarginColor, 0, y, + (x>0?x:0), dlPtr->height, 0, TK_RELIEF_FLAT); + } + + /* * Next, draw background information for the whole line. */ diff --git a/generic/tkTextTag.c b/generic/tkTextTag.c index e268352..a3e55fc 100644 --- a/generic/tkTextTag.c +++ b/generic/tkTextTag.c @@ -61,6 +61,8 @@ static const Tk_OptionSpec tagOptionSpecs[] = { NULL, -1, Tk_Offset(TkTextTag, lMargin1String), TK_OPTION_NULL_OK,0,0}, {TK_OPTION_STRING, "-lmargin2", NULL, NULL, NULL, -1, Tk_Offset(TkTextTag, lMargin2String), TK_OPTION_NULL_OK,0,0}, + {TK_OPTION_BORDER, "-lmargincolor", NULL, NULL, + NULL, -1, Tk_Offset(TkTextTag, lMarginColor), TK_OPTION_NULL_OK, 0, 0}, {TK_OPTION_STRING, "-offset", NULL, NULL, NULL, -1, Tk_Offset(TkTextTag, offsetString), TK_OPTION_NULL_OK, 0, 0}, {TK_OPTION_STRING, "-overstrike", NULL, NULL, @@ -542,7 +544,8 @@ TkTextTagCmd( || (tagPtr->overstrikeString != NULL) || (tagPtr->overstrikeColor != NULL) || (tagPtr->underlineString != NULL) - || (tagPtr->underlineColor != NULL)) { + || (tagPtr->underlineColor != NULL) + || (tagPtr->lMarginColor != NULL)) { tagPtr->affectsDisplay = 1; } if (!newTag) { @@ -1039,6 +1042,7 @@ TkTextCreateTag( tagPtr->lMargin1 = 0; tagPtr->lMargin2String = NULL; tagPtr->lMargin2 = 0; + tagPtr->lMarginColor = NULL; tagPtr->offsetString = NULL; tagPtr->offset = 0; tagPtr->overstrikeString = NULL; |