mirror of https://github.com/fltk/fltk
X11: simpler code to capture window decoration under xfce
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@ -640,6 +640,10 @@ extern "C" {
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}
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}
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// When capturing window decoration, w is negative and X,Y,w and h are in pixels;
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// otherwise X,Y,w and h are in FLTK units.
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//
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Fl_RGB_Image *Fl_X11_Screen_Driver::read_win_rectangle(int X, int Y, int w, int h, Fl_Window *win, bool may_capture_subwins, bool *did_capture_subwins)
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{
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XImage *image; // Captured image
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@ -665,7 +669,6 @@ Fl_RGB_Image *Fl_X11_Screen_Driver::read_win_rectangle(int X, int Y, int w, int
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//
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int allow_outside = w < 0; // negative w allows negative X or Y, that is, window frame
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if (w < 0) w = - w;
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// when capturing window decoration, X,Y,w and h are in pixels (not in FLTK units).
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Window xid = (win && !allow_outside ? fl_xid(win) : fl_window);
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float s = allow_outside ? 1 : Fl_Surface_Device::surface()->driver()->scale();
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@ -382,28 +382,13 @@ void Fl_X11_Window_Driver::capture_titlebar_and_borders(Fl_RGB_Image*& top, Fl_R
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fl_window = parent;
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if (htop) {
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if (true_sides) {
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top = Fl::screen_driver()->read_win_rectangle(1, 1, -(ww-1), htop, pWindow);
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if (top) top->scale(decorated_w()+1, (htop / s)+1, 0, 1);
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top = Fl::screen_driver()->read_win_rectangle(1, 1, -(ww-2), hh-2, pWindow);
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if (top) top->scale(decorated_w(), decorated_h(), 0, 1);
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} else {
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top = Fl::screen_driver()->read_win_rectangle(wsides, wsides, -(ww-1), htop, pWindow);
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if (top) top->scale(w(), htop / s, 0, 1);
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}
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}
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if (true_sides && wsides) {
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left = Fl::screen_driver()->read_win_rectangle(1, htop, -wsides, hh - htop - wsides, pWindow);
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if (left) {
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left->scale(wsides/s, h(), 0, 1);
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}
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if (left) {
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right = (Fl_RGB_Image*)left->copy(left->data_w(), left->data_h());
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right->scale(left->w(), left->h(), 0, 1);
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} else right = NULL;
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bottom = Fl::screen_driver()->read_win_rectangle(1, hh-wsides, -(ww-1), wsides, pWindow);
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if (bottom) {
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bottom->scale(decorated_w(), wsides / s, 0, 1);
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}
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}
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fl_window = from;
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}
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