www.pudn.com > imgproc.zip > SHOWIMG.C

#include  
#include  
#include  
 
#include "testlib.h" 
#include "modelist.h" 
#include "showimg.h" 
 
 
extern char *_globalBuf; 
 
BOOL display_image(imagedes img, int mod, BOOL convert, BOOL viewer, char *title) 
{ 
  int i, cur; 
  char *mes[6]; 
  BOOL rtn, alloc; 
  imagedes dis; 
   
  if(!img.load) return FALSE; 
  dis.alloc = FALSE; 
  mes[0] = "# Display Image "; 
  mes[1] = " "; 
  mes[3] = " "; 
  mes[4] = "@ OK "; 
  mes[5] = 0; 
  if(!mod) { 
     for(i=v1024x768x16m; i>=v320x200x256; i--) 
        if(mod = vmodelist[i-v320x200x256]) break; 
     if(!mod) { 
         mes[2] = "* Can not select video display mode !"; 
         dialogbox(mes); 
         return FALSE; 
     } 
  }   
 
  cur=cursor(CURSOR_ON); 
  if(!m_init_display(mod, TRUE, FALSE)) { 
    reset_screen(); 
    cursor(cur); 
    sprintf(_globalBuf, "* Video Error : %s ", m_get_video_error()); 
    mes[2] = _globalBuf; 
    dialogbox(mes); 
    //if(alloc) FreePicture(&dis); 
    return FALSE; 
  }   
  if(viewer) { 
    m_settextcolor(255,255,0); 
    m_setbkcolor(0,0,128); 
    m_printf(0, _txtheight, 1, " Scroll: cursor keys   Zoom: mouse RButton   Exit ESC/LButton "); 
    rtn = view_image(img, convert, title); 
    m_close_display(); 
    reset_screen(); 
    cursor(cur); 
    if(rtn) return TRUE; 
    mes[2] = "* Failed to display image! "; 
    dialogbox(mes); 
    return FALSE; 
  } 
  // not viewer 
  if(convert && img.imagetype == TrueColor) { 
     alloc = img_color24to8(&dis, img, 254, 1); 
     if(!alloc) { 
         mes[2] = "* Can NOT render display image! "; 
         dialogbox(mes); 
         return FALSE; 
     } 
  }   
  else { 
     dis = img; 
     alloc = FALSE; 
  } 
  show_image(dis, 0,0, 0,0, dis.xsize, dis.ysize); 
  if(alloc) FreePicture(&dis); 
  return TRUE; 
}