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Add one argument to Fl_Screen_Driver::read_win_rectangle()

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The new argument gives the window to be captured, or NULL to indicate capture
from the current offscreen.
Calling this function becomes easier because less dependent on global variables.
This commit is contained in:
ManoloFLTK
2019-06-06 18:28:49 +02:00
parent 50b1c08780
commit 94fffb701c
15 changed files with 42 additions and 44 deletions
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8
src/fl_overlay.cxx
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@@ -68,19 +68,19 @@ static void draw_current_rect() {
if (s_bgE) { delete s_bgE; s_bgE = 0; }
if (s_bgW) { delete s_bgW; s_bgW = 0; }
if (pw>0 && ph>0) {
s_bgE = Fl::screen_driver()->read_win_rectangle( px+pw-1, py, 1, ph);
s_bgE = Fl::screen_driver()->read_win_rectangle( px+pw-1, py, 1, ph, Fl_Window::current());
if(s_bgE && s_bgE->w() && s_bgE->h()) {
s_bgE->scale(1, ph,0,1);
}
s_bgW = Fl::screen_driver()->read_win_rectangle( px, py, 1, ph);
s_bgW = Fl::screen_driver()->read_win_rectangle( px, py, 1, ph, Fl_Window::current());
if(s_bgW && s_bgW->w() && s_bgW->h()) {
s_bgW->scale(1, ph,0,1);
}
s_bgS = Fl::screen_driver()->read_win_rectangle( px, py+ph-1, pw, 1);
s_bgS = Fl::screen_driver()->read_win_rectangle( px, py+ph-1, pw, 1, Fl_Window::current());
if(s_bgS && s_bgS->w() && s_bgS->h()) {
s_bgS->scale(pw, 1,0,1);
}
s_bgN = Fl::screen_driver()->read_win_rectangle( px, py, pw, 1);
s_bgN = Fl::screen_driver()->read_win_rectangle( px, py, pw, 1, Fl_Window::current());
if(s_bgN && s_bgN->w() && s_bgN->h()) {
s_bgN->scale(pw, 1,0,1);
}