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| author | dkf <donal.k.fellows@manchester.ac.uk> | 2012-06-11 08:57:14 (GMT) |
|---|---|---|
| committer | dkf <donal.k.fellows@manchester.ac.uk> | 2012-06-11 08:57:14 (GMT) |
| commit | 38a06949798bf6ad09a37c512983274db9b4b195 (patch) | |
| tree | 245c918ed541c3b979902886d9efcd54b05fb8a1 /generic | |
| parent | 538cdae2d292a523e1b72613162b236db2a16d08 (diff) | |
| download | tk-38a06949798bf6ad09a37c512983274db9b4b195.zip tk-38a06949798bf6ad09a37c512983274db9b4b195.tar.gz tk-38a06949798bf6ad09a37c512983274db9b4b195.tar.bz2 | |
[Bug 3294450]: Do clipping of ttk text elements correctly.
Diffstat (limited to 'generic')
| -rw-r--r-- | generic/ttk/ttkLabel.c | 22 |
1 files changed, 15 insertions, 7 deletions
diff --git a/generic/ttk/ttkLabel.c b/generic/ttk/ttkLabel.c index 0f773e7..df6a686 100644 --- a/generic/ttk/ttkLabel.c +++ b/generic/ttk/ttkLabel.c @@ -7,7 +7,7 @@ */ #include <tcl.h> -#include <tk.h> +#include <tkInt.h> #include "ttkTheme.h" /*---------------------------------------------------------------------- @@ -128,7 +128,6 @@ static void TextDraw(TextElement *text, Tk_Window tkwin, Drawable d, Ttk_Box b) { XColor *color = Tk_GetColorFromObj(tkwin, text->foregroundObj); int underline = -1; - int lastChar = -1; XGCValues gcValues; GC gc1, gc2; Tk_Anchor anchor = TK_ANCHOR_CENTER; @@ -147,21 +146,30 @@ static void TextDraw(TextElement *text, Tk_Window tkwin, Drawable d, Ttk_Box b) /* * Clip text if it's too wide: - * @@@ BUG: This will overclip multi-line text. */ if (b.width < text->width) { - lastChar = Tk_PointToChar(text->textLayout, b.width, 1) + 1; + TkRegion clipRegion = TkCreateRegion(); + XRectangle rect; + + rect.x = b.x; + rect.y = b.y; + rect.width = b.width + (text->embossed ? 1 : 0); + rect.height = b.height + (text->embossed ? 1 : 0); + TkUnionRectWithRegion(&rect, clipRegion, clipRegion); + TkSetRegion(Tk_Display(tkwin), gc1, clipRegion); + TkSetRegion(Tk_Display(tkwin), gc2, clipRegion); + TkDestroyRegion(clipRegion); } if (text->embossed) { Tk_DrawTextLayout(Tk_Display(tkwin), d, gc2, - text->textLayout, b.x+1, b.y+1, 0/*firstChar*/, lastChar); + text->textLayout, b.x+1, b.y+1, 0/*firstChar*/, -1/*lastChar*/); } Tk_DrawTextLayout(Tk_Display(tkwin), d, gc1, - text->textLayout, b.x, b.y, 0/*firstChar*/, lastChar); + text->textLayout, b.x, b.y, 0/*firstChar*/, -1/*lastChar*/); Tcl_GetIntFromObj(NULL, text->underlineObj, &underline); - if (underline >= 0 && (lastChar == -1 || underline <= lastChar)) { + if (underline >= 0) { if (text->embossed) { Tk_UnderlineTextLayout(Tk_Display(tkwin), d, gc2, text->textLayout, b.x+1, b.y+1, underline); |