Author: MarkieB Date: Mon Aug 31 09:34:43 2009 New Revision: 9526 URL: http://source.netsurf-browser.org?rev=9526&view=rev Log: improve scrolling at large scale Modified: branches/MarkieB/windows/windows/gui.c Modified: branches/MarkieB/windows/windows/gui.c URL: http://source.netsurf-browser.org/branches/MarkieB/windows/windows/gui.c?... ============================================================================== --- branches/MarkieB/windows/windows/gui.c (original) +++ branches/MarkieB/windows/windows/gui.c Mon Aug 31 09:34:43 2009 @@ -1815,6 +1815,8 @@ { if ((w == NULL) || (w->bw == NULL) || (w->bw->current_content == NULL)) return; + if (abs(w->bw->scale - 0.0) < 0.00001) + w->bw->scale = 1.0; w->requestscrollx = sx - w->scrollx; w->requestscrolly = sy - w->scrolly; @@ -1851,12 +1853,14 @@ r.right = w->width + 1; ScrollWindowEx(w->main, - w->requestscrollx, - w->requestscrolly, &r, NULL, NULL, &redraw, SW_INVALIDATE); - gui_window_redraw(w, redraw.left + w->requestscrollx + w->scrollx, - redraw.top + w->requestscrolly + w->scrolly - - w->voffset, - redraw.right + w->requestscrollx + w->scrollx, - redraw.bottom + w->requestscrolly + w->scrolly - - w->voffset); + gui_window_redraw(w, redraw.left + (w->requestscrollx + w->scrollx) + / w->bw->scale - 1, + redraw.top + (w->requestscrolly + w->scrolly) + / w->bw->scale - w->voffset - 1, + redraw.right + (w->requestscrollx + w->scrollx) + / w->bw->scale + 1, + redraw.bottom + (w->requestscrolly + w->scrolly) + / w->bw->scale - w->voffset + 1); } void gui_window_scroll_visible(struct gui_window *w, int x0, int y0,