diff options
Diffstat (limited to 'test')
| -rw-r--r-- | test/offscreen.cxx | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/test/offscreen.cxx b/test/offscreen.cxx index c8b41637b..91e0174ef 100644 --- a/test/offscreen.cxx +++ b/test/offscreen.cxx @@ -68,6 +68,7 @@ private: int page_x, page_y; // top left of view area // Width and height of the offscreen surface int offsc_w, offsc_h; + int iters; // Must be set on first pass! }; /*****************************************************************************/ @@ -77,7 +78,8 @@ oscr_box::oscr_box(int x, int y, int w, int h) : x1(0), y1(0), drag_state(0), // not dragging view page_x((offscreen_size - win_size) / 2), // roughly centred in view page_y((offscreen_size - win_size) / 2), - offsc_w(0), offsc_h(0) // offscreen size - initially none + offsc_w(0), offsc_h(0), // offscreen size - initially none + iters(num_iterations + 1) { } // Constructor /*****************************************************************************/ @@ -110,6 +112,12 @@ void oscr_box::draw() int oscr_box::handle(int ev) { int ret = Fl_Box::handle(ev); + + if (ev == FL_HIDE && oscr) { + fl_delete_offscreen(oscr); + oscr = 0; + iters = num_iterations + 1; + } // handle dragging of visible page area - if a valid context exists if (has_oscr()) { @@ -184,7 +192,6 @@ void oscr_box::oscr_drawing(void) static int icol = first_useful_color; static int ox = (offscreen_size / 2); static int oy = (offscreen_size / 2); - static int iters = num_iterations + 1; // Must be set on first pass! if (!has_oscr()) { |