/* This is a small demo of the high-performance GUIX graphics framework. */

#include <stdio.h>
#include "gx_api.h"
#include "gx_canvas.h"

#include "png_draw_32bpp_resources.h"
#include "png_draw_32bpp_specifications.h"

WINDOW_CONTROL_BLOCK *pMainWin;

/* Define the ThreadX demo thread control block and stack.  */

TX_THREAD          demo_thread;
UCHAR              demo_thread_stack[4096];
TX_BYTE_POOL       decode_pool;

#define            SCRATCHPAD_PIXELS (DISPLAY_1_X_RESOLUTION * DISPLAY_1_Y_RESOLUTION * 4)
GX_COLOR           scratchpad[SCRATCHPAD_PIXELS];


GX_WINDOW_ROOT    *root;

/* Define prototypes.   */
VOID  guix_setup(void);
extern UINT win32_graphics_driver_setup_24xrgb(GX_DISPLAY *display);

int main(int argc, char ** argv)
{
  tx_kernel_enter();
  return(0);
}

VOID *decode_memory_allocate(ULONG size)
{
    VOID *memptr;
        if (tx_byte_allocate(&decode_pool, &memptr, size, TX_NO_WAIT) == TX_SUCCESS)
    {
        return memptr;
    }
    return NULL;
}

void decode_memory_free(VOID *mem)
{
    tx_byte_release(mem);
}

VOID tx_application_define(void *first_unused_memory)
{

    /* create byte pool for decode to use */
    tx_byte_pool_create(&decode_pool, "scratchpad", scratchpad, 
                        SCRATCHPAD_PIXELS * sizeof(GX_COLOR));

    guix_setup();

    /* install our memory allocator and de-allocator */
    gx_system_memory_allocator_set(decode_memory_allocate, decode_memory_free);
}


VOID  guix_setup()
{
    /* Initialize GUIX.  */
    gx_system_initialize();

    gx_studio_display_configure(DISPLAY_1, win32_graphics_driver_setup_24xrgb, 
                                LANGUAGE_ENGLISH, DISPLAY_1_THEME_1, &root);

    /* create the main screen */
    gx_studio_named_widget_create("window", (GX_WIDGET *) root, (GX_WIDGET **) &pMainWin);

    /* Show the root window to make it and patients screen visible.  */
    gx_widget_show(root);

    /* let GUIX run */
    gx_system_start();
}