91 lines
1.5 KiB
C
91 lines
1.5 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <ogcsys.h>
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#include "video.h"
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#include "fat.h"
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#include "menu.h"
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#include "nand.h"
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#include "globals.h"
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/* Constants */
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#define CONSOLE_XCOORD 70
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#define CONSOLE_YCOORD 118
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#define CONSOLE_WIDTH 502
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#define CONSOLE_HEIGHT 320
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bool file_exists(const char * filename)
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{
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FILE * file;
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if ((file = fopen(filename, "r")))
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{
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fclose(file);
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return true;
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}
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return false;
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}
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s32 __Gui_DrawPng(void *img, u32 x, u32 y)
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{
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IMGCTX ctx = NULL;
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PNGUPROP imgProp;
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s32 ret;
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fatDevice *fdev = &fdevList[0];
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ret = Fat_Mount(fdev);
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if (file_exists("sd:/wad/background.png")) ctx = PNGU_SelectImageFromDevice ("sd:/wad/background.png");
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if (ret < 0)
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{
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fdev = &fdevList[2];
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Fat_Mount(fdev);
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if (file_exists("usb2:/wad/background.png")) ctx = PNGU_SelectImageFromDevice ("usb2:/wad/background.png");
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}
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if(!ctx)
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{
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/* Select PNG data */
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ctx = PNGU_SelectImageFromBuffer(img);
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if (!ctx) {
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ret = -1;
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goto out;
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}
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}
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/* Get image properties */
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ret = PNGU_GetImageProperties(ctx, &imgProp);
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if (ret != PNGU_OK) {
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ret = -1;
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goto out;
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}
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/* Draw image */
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Video_DrawPng(ctx, imgProp, x, y);
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/* Success */
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ret = 0;
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out:
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/* Free memory */
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if (ctx)
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PNGU_ReleaseImageContext(ctx);
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return ret;
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}
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void Gui_InitConsole(void)
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{
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/* Initialize console */
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Con_Init(CONSOLE_XCOORD, CONSOLE_YCOORD, CONSOLE_WIDTH, CONSOLE_HEIGHT);
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}
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void Gui_DrawBackground(void)
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{
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extern char bgData[];
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/* Draw background */
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__Gui_DrawPng(bgData, 0, 0);
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}
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