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Annotation of researchv9/jtools/src/blitblt/flash.c, revision 1.1

1.1     ! root        1: #include <jerq.h>
        !             2: 
        !             3: extern Bitmap *bp;
        !             4: extern Rectangle rect, windowrect();
        !             5: extern Cursor deadmouse, target;
        !             6: 
        !             7: Rectangle
        !             8: findproc(flag)
        !             9: {
        !            10:        Rectangle r;
        !            11:        Point mpos;
        !            12: 
        !            13:        cursswitch(&target);
        !            14:        Jscreengrab();
        !            15:        while(!button123())
        !            16:                wait(MOUSE);
        !            17:        mpos = add(mouse.xy, Joffset);
        !            18:        while(button123())
        !            19:                wait(MOUSE);
        !            20:        Jscreenrelease();
        !            21:        cursswitch(&deadmouse);
        !            22:        return windowrect(mpos, flag);
        !            23: }
        !            24: 
        !            25: Rectangle
        !            26: kbdrect()
        !            27: {
        !            28:        extern Point kbdp;
        !            29:        Rectangle r;
        !            30:        r=Drect; r.origin.y=r.corner.y-fontheight(&defont)-4;
        !            31:        kbdp=add(r.origin,Pt(2,3));
        !            32:        return r;
        !            33: }
        !            34: 
        !            35: checkshape(flag)
        !            36: {
        !            37:        Rectangle r, s;
        !            38:        if (flag || (P->state & RESHAPED)) {
        !            39:                P->state &= ~RESHAPED;
        !            40:                r = kbdrect();
        !            41:                s = Drect; s.corner.y = r.origin.y;
        !            42:                rectf(&display, r, F_STORE);
        !            43:        }
        !            44: }
        !            45: 
        !            46: flash(r)
        !            47: Rectangle r;
        !            48: {
        !            49:        if (r.corner.x > r.origin.x && r.corner.y > r.origin.y) {
        !            50:                bp = &Jfscreen;
        !            51:                rect = r;
        !            52:        } else
        !            53:                bp = (Bitmap *)0;
        !            54:        if (bp) {
        !            55:                visible(0);
        !            56:                Jscreengrab();
        !            57:                rectf(bp, r, F_XOR); sleep(20); rectf(bp, r, F_XOR);
        !            58:                Jscreenrelease();
        !            59:                visible(1);
        !            60:        }
        !            61: }
        !            62: 
        !            63: visible(flag)
        !            64: {
        !            65: /*
        !            66:        static Rectangle prevrect;
        !            67:        static int state = 1;
        !            68:        if (state == flag)
        !            69:                return;
        !            70:        else if (flag)
        !            71:                state = 1, reshape(prevrect), checkshape(1);
        !            72:        else if (bp && rectXrect(P->layer->rect, rect))
        !            73:                state = 0, prevrect = P->layer->rect, reshape(Rect(0,0,0,0));
        !            74: */
        !            75: }

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