copy old pixmap to new on resize
Devin J. Pohly djpohly@djpohly.com
1 files changed,
15 insertions(+),
1 deletions(-)
jump to
M
st.c
→
st.c
@@ -1260,10 +1260,24 @@ }
void xresize(int col, int row) { + Pixmap newbuf; + int oldw, oldh; + + oldw = xw.bufw; + oldh = xw.bufh; xw.bufw = MAX(1, col * xw.cw); xw.bufh = MAX(1, row * xw.ch); + newbuf = XCreatePixmap(xw.dis, xw.win, xw.bufw, xw.bufh, XDefaultDepth(xw.dis, xw.scr)); + XCopyArea(xw.dis, xw.buf, newbuf, dc.gc, 0, 0, xw.bufw, xw.bufh, 0, 0); XFreePixmap(xw.dis, xw.buf); - xw.buf = XCreatePixmap(xw.dis, xw.win, xw.bufw, xw.bufh, XDefaultDepth(xw.dis, xw.scr)); + XSetForeground(xw.dis, dc.gc, dc.col[DefaultBG]); + if(xw.bufw > oldw) + XFillRectangle(xw.dis, newbuf, dc.gc, oldw, 0, + xw.bufw-oldw, MIN(xw.bufh, oldh)); + if(xw.bufh > oldh) + XFillRectangle(xw.dis, newbuf, dc.gc, 0, oldh, + xw.bufw, xw.bufh-oldh); + xw.buf = newbuf; } void