static int gradio_expose(GWindow pixmap, GGadget *g, GEvent *event) { GRadio *gr = (GRadio *) g; int x; GImage *img = gr->image; GResImage *mark; GRect old1, old2, old3; int yoff = (g->inner.height-(gr->fh))/2; if ( g->state == gs_invisible ) return( false ); GDrawPushClip(pixmap,&g->r,&old1); GBoxDrawBackground(pixmap,&g->r,g->box, g->state==gs_enabled? gs_pressedactive: g->state,false); GBoxDrawBorder(pixmap,&g->r,g->box,g->state,false); GDrawPushClip(pixmap,&gr->onoffrect,&old2); GBoxDrawBackground(pixmap,&gr->onoffrect,gr->ison?gr->onbox:gr->offbox, gs_pressedactive,false); GBoxDrawBorder(pixmap,&gr->onoffrect,gr->ison?gr->onbox:gr->offbox, gs_pressedactive,false); mark = NULL; if ( g->state == gs_disabled ) mark = gr->ison ? gr->ondis : gr->offdis; if ( mark==NULL || mark->image==NULL ) mark = gr->ison ? gr->on : gr->off; if ( mark!=NULL && mark->image==NULL ) mark = NULL; if ( mark!=NULL ) { GDrawPushClip(pixmap,&gr->onoffinner,&old3); GDrawDrawScaledImage(pixmap,mark->image, gr->onoffinner.x,gr->onoffinner.y); GDrawPopClip(pixmap,&old3); } else if ( gr->ison && gr->onbox == &checkbox_on_box ) { Color fg = g->state==gs_disabled?g->box->disabled_foreground: g->box->main_foreground==COLOR_DEFAULT?GDrawGetDefaultForeground(GDrawGetDisplayOfWindow(pixmap)): g->box->main_foreground; int bp = GDrawPointsToPixels(pixmap,gr->onbox->border_width); GDrawDrawLine(pixmap, gr->onoffrect.x+bp,gr->onoffrect.y+bp, gr->onoffrect.x+gr->onoffrect.width-1-bp,gr->onoffrect.y+gr->onoffrect.height-1-bp, fg); GDrawDrawLine(pixmap, gr->onoffrect.x+gr->onoffrect.width-1-bp,gr->onoffrect.y+bp, gr->onoffrect.x+bp,gr->onoffrect.y+gr->onoffrect.height-1-bp, fg); } GDrawPopClip(pixmap,&old2); x = gr->onoffrect.x + gr->onoffrect.width + GDrawPointsToPixels(pixmap,4); GDrawPushClip(pixmap,&g->inner,&old2); if ( gr->font!=NULL ) GDrawSetFont(pixmap,gr->font); if ( gr->image_precedes && img!=NULL ) { GDrawDrawScaledImage(pixmap,img,x,g->inner.y); x += GImageGetScaledWidth(pixmap,img) + GDrawPointsToPixels(pixmap,_GGadget_TextImageSkip); } if ( gr->label!=NULL ) { Color fg = g->state==gs_disabled?g->box->disabled_foreground: g->box->main_foreground==COLOR_DEFAULT?GDrawGetDefaultForeground(GDrawGetDisplayOfWindow(pixmap)): g->box->main_foreground; int lcnt = gradio_linecount(gr); if ( lcnt>1 ) yoff = (g->inner.height-lcnt*gr->fh)/2; _ggadget_underlineMnemonic(pixmap,x,g->inner.y + gr->as + yoff,gr->label, g->mnemonic,fg,g->inner.y+g->inner.height); x += GDrawDrawBiText(pixmap,x,g->inner.y + gr->as + yoff,gr->label,-1,NULL, fg ); x += GDrawPointsToPixels(pixmap,_GGadget_TextImageSkip); } if ( !gr->image_precedes && img!=NULL ) GDrawDrawScaledImage(pixmap,img,x,g->inner.y); GDrawPopClip(pixmap,&old2); GDrawPopClip(pixmap,&old1); return( true ); }
/* Called on expose events, this renders the button. */ static int gradio_expose(GWindow pixmap, GGadget *g, GEvent *event) { GRadio *gr = (GRadio *) g; int x; GImage *img = gr->image; /* the optional image tied to the label */ GResImage *mark; GRect old1, old2, old3; int yoff = (g->inner.height-(gr->fh))/2; if ( g->state == gs_invisible ) return( false ); /* First blank out the button area. */ GDrawPushClip(pixmap,&g->r,&old1); GBoxDrawBackground(pixmap,&g->r,g->box, g->state==gs_enabled? gs_pressedactive: g->state,false); GBoxDrawBorder(pixmap,&g->r,g->box,g->state,false); GDrawPushClip(pixmap,&gr->onoffrect,&old2); GBoxDrawBackground(pixmap,&gr->onoffrect,gr->ison?gr->onbox:gr->offbox, gs_pressedactive,false); if (gr->ison && gr->onbox->border_type!=bt_none) GBoxDrawBorder(pixmap,&gr->onoffrect,gr->onbox, gs_pressedactive,false); else if (!gr->ison && gr->offbox->border_type!=bt_none) GBoxDrawBorder(pixmap,&gr->onoffrect,gr->offbox,gs_pressedactive,false); /* Next draw either the right image or draw in an on or off indicator. */ mark = NULL; if ( g->state == gs_disabled ) mark = gr->ison ? gr->ondis : gr->offdis; /* note: ondis or offdis may be NULL! */ if ( mark==NULL || mark->image==NULL ) mark = gr->ison ? gr->on : gr->off; /* note: on or off may be NULL! */ if ( mark!=NULL && mark->image==NULL ) /* when there's a reference to a special image, but no actual image */ mark = NULL; if ( mark!=NULL ) { GDrawPushClip(pixmap,&gr->onoffinner,&old3); GDrawDrawScaledImage(pixmap,mark->image, gr->onoffinner.x,gr->onoffinner.y); GDrawPopClip(pixmap,&old3); } else if ( gr->ison && gr->onbox == &checkbox_on_box ) { /* for radio buttons where the on is a checkbox style, draw an X */ Color fg = g->state==gs_disabled?g->box->disabled_foreground: g->box->main_foreground==COLOR_DEFAULT?GDrawGetDefaultForeground(GDrawGetDisplayOfWindow(pixmap)): g->box->main_foreground; int bp = GDrawPointsToPixels(pixmap,gr->onbox->border_width); GDrawDrawLine(pixmap, gr->onoffrect.x+bp,gr->onoffrect.y+bp, gr->onoffrect.x+gr->onoffrect.width-1-bp,gr->onoffrect.y+gr->onoffrect.height-1-bp, fg); GDrawDrawLine(pixmap, gr->onoffrect.x+gr->onoffrect.width-1-bp,gr->onoffrect.y+bp, gr->onoffrect.x+bp,gr->onoffrect.y+gr->onoffrect.height-1-bp, fg); } else if ( gr->ison && gr->onbox == &visibility_on_box ) { /* draw open white of eye */ GPoint pts[15]; Color fg; double angle; int c,i; int bp = gr->onbox->border_type==bt_none ? 0 : GDrawPointsToPixels(pixmap,gr->onbox->border_width); int x=gr->onoffrect.x+bp; int y=gr->onoffrect.y+bp; int w=gr->onoffrect.width -1-2*bp; int h=gr->onoffrect.height-1-2*bp; GRect rect; for (c=0, i=0; c<7; c++) { angle=(30+c/6.*120)*M_PI/180; pts[i].x=.5*w*cos(angle)+x+w/2; pts[i].y=.5*h*sin(angle)+y+h/4; ++i; } for (c=1; c<6; c++) { angle=(180+30+c/6.*120)*M_PI/180; pts[i].x=.5*w*cos(angle)+x+w/2; pts[i].y=.5*h*sin(angle)+y+h*3/4; ++i; } pts[i].x=pts[0].x; pts[i].y=pts[0].y; ++i; fg=0x00ffffff; /* white */ GDrawFillPoly(pixmap, pts, i, fg); fg = g->state==gs_disabled?g->box->disabled_foreground: g->box->main_foreground==COLOR_DEFAULT?GDrawGetDefaultForeground(GDrawGetDisplayOfWindow(pixmap)): g->box->main_foreground; GDrawDrawPoly(pixmap, pts, i, fg); /* draw pupil */ rect.x=gr->onoffrect.x+bp+w*.3; rect.y=gr->onoffrect.y+bp+h*.3; rect.width =.4*w; rect.height=.4*h; fg=0; /* black */ GDrawFillElipse(pixmap, &rect, fg); } else if ( (!gr->ison) && gr->onbox == &visibility_on_box ) { /* draw closed eye */ GPoint pts[6]; int c,i; double angle; int bp = gr->onbox->border_type==bt_none ? 0 : GDrawPointsToPixels(pixmap,gr->onbox->border_width); int x=gr->onoffrect.x+bp; int y=gr->onoffrect.y+bp; int w=gr->onoffrect.width -1-2*bp; int h=gr->onoffrect.height-1-2*bp; Color fg = g->state==gs_disabled?g->box->disabled_foreground: g->box->main_foreground==COLOR_DEFAULT?GDrawGetDefaultForeground(GDrawGetDisplayOfWindow(pixmap)): g->box->main_foreground; for (c=0, i=0; c<=6; c++) { angle=(30+c/6.*120)*M_PI/180; pts[i].x=.5*w*cos(angle)+x+w/2; pts[i].y=.5*h*sin(angle)+y+h/4; /* draw lashes */ if (i>0 && i<5) GDrawDrawLine(pixmap, pts[i].x,pts[i].y, .75*w*cos(angle)+x+w/2, .75*h*sin(angle)+y+h/4, fg); ++i; } GDrawDrawPoly(pixmap, pts, i, fg); } GDrawPopClip(pixmap,&old2); x = gr->onoffrect.x + gr->onoffrect.width + GDrawPointsToPixels(pixmap,4); /* Finally write out the label if any. */ GDrawPushClip(pixmap,&g->inner,&old2); if ( gr->font!=NULL ) GDrawSetFont(pixmap,gr->font); if ( gr->image_precedes && img!=NULL ) { GDrawDrawScaledImage(pixmap,img,x,g->inner.y); x += GImageGetScaledWidth(pixmap,img) + GDrawPointsToPixels(pixmap,_GGadget_TextImageSkip); } if ( gr->label!=NULL ) { Color fg = g->state==gs_disabled?g->box->disabled_foreground: g->box->main_foreground==COLOR_DEFAULT?GDrawGetDefaultForeground(GDrawGetDisplayOfWindow(pixmap)): g->box->main_foreground; int lcnt = gradio_linecount(gr); if ( lcnt>1 ) yoff = (g->inner.height-lcnt*gr->fh)/2; _ggadget_underlineMnemonic(pixmap,x,g->inner.y + gr->as + yoff,gr->label, g->mnemonic,fg,g->inner.y+g->inner.height); x += GDrawDrawText(pixmap,x,g->inner.y + gr->as + yoff,gr->label,-1,fg); x += GDrawPointsToPixels(pixmap,_GGadget_TextImageSkip); } if ( !gr->image_precedes && img!=NULL ) GDrawDrawScaledImage(pixmap,img,x,g->inner.y); GDrawPopClip(pixmap,&old2); GDrawPopClip(pixmap,&old1); return( true ); }