[hackers] [sent] always redraw images || Markus Teich

[git]

commit dca314e7a93633ef7415e0d21b82c63278ae8e7c
Author:     Markus Teich <markus.te...@stusta.mhn.de>
AuthorDate: Mon Sep 26 12:26:11 2016 +0200
Commit:     Markus Teich <markus.te...@stusta.mhn.de>
CommitDate: Mon Sep 26 12:26:11 2016 +0200

    always redraw images
    
    Previously when covering the sent window with an image slide selected and
    exposing it again, the image was lost. This change always redraws the image 
and
    also removes the now redundant bit flag in the state enum.

diff --git a/sent.c b/sent.c
index fc319be..82acd81 100644
--- a/sent.c
+++ b/sent.c
@@ -33,7 +33,6 @@ char *argv0;
 typedef enum {
        NONE = 0,
        SCALED = 1,
-       DRAWN = 2
 } imgstate;
 
 typedef struct {
@@ -320,7 +319,6 @@ ffdraw(Image *img)
        XPutImage(xw.dpy, xw.win, d->gc, img->ximg, 0, 0,
                  xoffset, yoffset, img->ximg->width, img->ximg->height);
        XFlush(xw.dpy);
-       img->state |= DRAWN;
 }
 
 void
@@ -441,7 +439,7 @@ advance(const Arg *arg)
        LIMIT(new_idx, 0, slidecount-1);
        if (new_idx != idx) {
                if (slides[idx].img)
-                       slides[idx].img->state &= ~(DRAWN | SCALED);
+                       slides[idx].img->state &= ~SCALED;
                idx = new_idx;
                ffload(&slides[idx]);
                xdraw();
@@ -514,8 +512,7 @@ xdraw()
        } else {
                if (!(im->state & SCALED))
                        ffprepare(im);
-               if (!(im->state & DRAWN))
-                       ffdraw(im);
+               ffdraw(im);
        }
 }
 
@@ -645,7 +642,7 @@ configure(XEvent *e)
 {
        resize(e->xconfigure.width, e->xconfigure.height);
        if (slides[idx].img)
-               slides[idx].img->state &= ~(DRAWN | SCALED);
+               slides[idx].img->state &= ~SCALED;
        xdraw();
 }