Categories: S60 | Maemo

This page was last modified 12:15, 19 November 2007.

From Forum Nokia Wiki

Comparison

Comparing S60 and Maemo Platforms

S60 Platform

Maemo Platform

/* create image */
GdkImage* create_image(GdkPixmap* pixmap,GdkDrawable* drawable,gint W,gint H,gint X,gint Y)
{
    GdkImage* image1 = NULL;
    GdkImage* image2 = NULL;
    guint32 ref, pixel;
    gint i,j;
    
    image1 = gdk_drawable_copy_to_image(pixmap,NULL,0,0,0,0,W,H);
    image2 = gdk_drawable_copy_to_image(drawable,NULL,X,Y,0,0,W,H);
    
    ref = gdk_image_get_pixel(image1,0,0);
 
    for ( i=0; i<W; i++ )
    for ( j=1; j<H; j++ )
    {
        pixel = gdk_image_get_pixel(image1,i,j);
        if ( pixel != ref ) gdk_image_put_pixel(image2,i,j,pixel);
    }
    g_object_unref(image1);
    return image2;
}

/* redraw */
void callback_redraw (GtkWidget *widget, GdkEventExpose *event, gpointer data)
{
...
    GdkPixmap* pixmap = NULL;
    ...
 
                pixmap = mainview->pixmaps[index].pixmap;
                if ( pixmap!=NULL )
                {
                    gdk_drawable_get_size(pixmap, &width, &height); 
                    if ( spacing(mainview->pixmaps[index].utf_category) ) 
                    {
                        total_width += width;
                    }
                    else
                    { 
                        X = mainview->drawing_area->allocation.width - total_width +
                               mainview->X + mainview->pixmaps[index].X;
                        Y = mainview->Y + i * ROW_HEIGHT + mainview->pixmaps[index].Y;
 
                        image = create_image(pixmap,widget->window,width,height,X,Y); 
                        
                        gdk_draw_image(widget->window,gc,image,0,0,X,Y,-1,-1);
 
                        g_object_unref(image);
                    }  
                } 
...
}