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Simplify fl_overlay_rect() using the Fl_Image::scale() member function.

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git-svn-id: file:///fltk/svn/fltk/branches/branch-1.4@12892 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
This commit is contained in:
Manolo Gouy 2018-05-03 08:39:16 +00:00
parent bd4679f8d4
commit 7ef645a91f
1 changed files with 13 additions and 19 deletions
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32
src/fl_overlay.cxx
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@ -39,8 +39,7 @@ static uchar *bgN = 0L, *bgS = 0L, *bgE = 0L, *bgW = 0L;
#include <FL/Fl_Screen_Driver.H>
#include <FL/Fl_RGB_Image.H>
#include <FL/Fl_Shared_Image.H>
static Fl_Shared_Image *s_bgN = 0, *s_bgS = 0, *s_bgE = 0, *s_bgW = 0;
static Fl_RGB_Image *s_bgN = 0, *s_bgS = 0, *s_bgE = 0, *s_bgW = 0;
static int bgx, bgy, bgw, bgh;
#endif
@ -73,10 +72,10 @@ static void draw_current_rect() {
if (bgE) { free(bgE); bgE = 0L; }
if (bgW) { free(bgW); bgW = 0L; }
} else {
if (s_bgN) { s_bgN->release(); s_bgN = 0; }
if (s_bgS) { s_bgS->release(); s_bgS = 0; }
if (s_bgE) { s_bgE->release(); s_bgE = 0; }
if (s_bgW) { s_bgW->release(); s_bgW = 0; }
if (s_bgN) { delete s_bgN; s_bgN = 0; }
if (s_bgS) { delete s_bgS; s_bgS = 0; }
if (s_bgE) { delete s_bgE; s_bgE = 0; }
if (s_bgW) { delete s_bgW; s_bgW = 0; }
}
if (pw>0 && ph>0) {
if (unscaled) {
@ -85,25 +84,20 @@ static void draw_current_rect() {
bgS = fl_read_image(0L, px, py+ph-1, pw, 1);
bgN = fl_read_image(0L, px, py, pw, 1);
} else {
Fl_RGB_Image *tmp;
tmp = Fl::screen_driver()->read_win_rectangle( px+pw-1, py, 1, ph);
if(tmp && tmp->w() && tmp->h()) {
s_bgE = Fl_Shared_Image::get(tmp);
s_bgE = Fl::screen_driver()->read_win_rectangle( px+pw-1, py, 1, ph);
if(s_bgE && s_bgE->w() && s_bgE->h()) {
s_bgE->scale(1, ph,0,1);
}
tmp = Fl::screen_driver()->read_win_rectangle( px, py, 1, ph);
if(tmp && tmp->w() && tmp->h()) {
s_bgW = Fl_Shared_Image::get(tmp);
s_bgW = Fl::screen_driver()->read_win_rectangle( px, py, 1, ph);
if(s_bgW && s_bgW->w() && s_bgW->h()) {
s_bgW->scale(1, ph,0,1);
}
tmp = Fl::screen_driver()->read_win_rectangle( px, py+ph-1, pw, 1);
if(tmp && tmp->w() && tmp->h()) {
s_bgS = Fl_Shared_Image::get(tmp);
s_bgS = Fl::screen_driver()->read_win_rectangle( px, py+ph-1, pw, 1);
if(s_bgS && s_bgS->w() && s_bgS->h()) {
s_bgS->scale(pw, 1,0,1);
}
tmp = Fl::screen_driver()->read_win_rectangle( px, py, pw, 1);
if(tmp && tmp->w() && tmp->h()) {
s_bgN = Fl_Shared_Image::get(tmp);
s_bgN = Fl::screen_driver()->read_win_rectangle( px, py, pw, 1);
if(s_bgN && s_bgN->w() && s_bgN->h()) {
s_bgN->scale(pw, 1,0,1);
}
}