diff options
Diffstat (limited to 'frontends/riscos/window.c')
| -rw-r--r-- | frontends/riscos/window.c | 31 |
1 files changed, 23 insertions, 8 deletions
diff --git a/frontends/riscos/window.c b/frontends/riscos/window.c index f1728afce..24662365c 100644 --- a/frontends/riscos/window.c +++ b/frontends/riscos/window.c @@ -1685,13 +1685,19 @@ static void ro_gui_window_redraw(wimp_draw *redraw) ro_plot_origin_x = redraw->box.x0 - redraw->xscroll; ro_plot_origin_y = redraw->box.y1 - redraw->yscroll; + /* Adjust clip rect for origin. */ + ro_plot_clip_rect.x0 = redraw->clip.x0 - ro_plot_origin_x; + ro_plot_clip_rect.y0 = ro_plot_origin_y - redraw->clip.y0; + ro_plot_clip_rect.x1 = redraw->clip.x1 - ro_plot_origin_x; + ro_plot_clip_rect.y1 = ro_plot_origin_y - redraw->clip.y1; + /* Convert OS redraw rectangle request coordinates into NetSurf * coordinates. NetSurf coordinates have origin at top left of * document and units are in px. */ - clip.x0 = (redraw->clip.x0 - ro_plot_origin_x) / 2; /* left */ - clip.y0 = (ro_plot_origin_y - redraw->clip.y1) / 2; /* top */ - clip.x1 = (redraw->clip.x1 - ro_plot_origin_x) / 2; /* right */ - clip.y1 = (ro_plot_origin_y - redraw->clip.y0) / 2; /* bottom */ + clip.x0 = (ro_plot_clip_rect.x0 ) / 2; /* left */ + clip.y0 = (ro_plot_clip_rect.y1 ) / 2; /* top */ + clip.x1 = (ro_plot_clip_rect.x1 + 1) / 2; /* right */ + clip.y1 = (ro_plot_clip_rect.y0 + 1) / 2; /* bottom */ if (ro_gui_current_redraw_gui->option.buffer_everything) ro_gui_buffer_open(redraw); @@ -4715,10 +4721,19 @@ void ro_gui_window_update_boxes(void) ro_plot_origin_y = update.box.y1 - update.yscroll; while (more) { - clip.x0 = (update.clip.x0 - ro_plot_origin_x) / 2; - clip.y0 = (ro_plot_origin_y - update.clip.y1) / 2; - clip.x1 = (update.clip.x1 - ro_plot_origin_x) / 2; - clip.y1 = (ro_plot_origin_y - update.clip.y0) / 2; + /* Adjust clip rect for origin. */ + ro_plot_clip_rect.x0 = update.clip.x0 - ro_plot_origin_x; + ro_plot_clip_rect.y0 = ro_plot_origin_y - update.clip.y0; + ro_plot_clip_rect.x1 = update.clip.x1 - ro_plot_origin_x; + ro_plot_clip_rect.y1 = ro_plot_origin_y - update.clip.y1; + + /* Convert OS redraw rectangle request coordinates into + * NetSurf coordinates. NetSurf coordinates have origin + * at top left of document and units are in px. */ + clip.x0 = (ro_plot_clip_rect.x0 ) / 2; /* left */ + clip.y0 = (ro_plot_clip_rect.y1 ) / 2; /* top */ + clip.x1 = (ro_plot_clip_rect.x1 + 1) / 2; /* right */ + clip.y1 = (ro_plot_clip_rect.y0 + 1) / 2; /* bottom */ if (use_buffer) ro_gui_buffer_open(&update); |