usbloadergx/source/banner/gui_banner.cpp

/****************************************************************************
 * USB Loader GX Team
 * gui_banner.cpp
 *
 * Shows TPL Banner images
 ***************************************************************************/
#include "gui_banner.h"

GuiBanner::GuiBanner(const char *tplfilepath)
{
    memory = NULL;
    tplfilesize = 0;
    width = 0;
    height = 0;

    FILE *tplfp = fopen(tplfilepath, "rb");

    if (tplfp != NULL)
    {

        unsigned short heighttemp = 0;
        unsigned short widthtemp = 0;

        fseek(tplfp, 0x14, SEEK_SET);
        fread((void*) &heighttemp, 1, 2, tplfp);
        fread((void*) &widthtemp, 1, 2, tplfp);
        fseek(tplfp, 0, SEEK_END);
        tplfilesize = ftell(tplfp);
        rewind(tplfp);
        memory = memalign(32, tplfilesize);
        if (!memory)
        {
            fclose(tplfp);
            return;
        }
        fread(memory, 1, tplfilesize, tplfp);
        fclose(tplfp);

        TPLFile tplfile;
        int ret;

        ret = TPL_OpenTPLFromMemory(&tplfile, memory, tplfilesize);
        if (ret < 0)
        {
            free(memory);
            memory = NULL;
            return;
        }
        ret = TPL_GetTexture(&tplfile, 0, &texObj);
        if (ret < 0)
        {
            free(memory);
            memory = NULL;
            return;
        }
        TPL_CloseTPLFile(&tplfile);

        width = widthtemp;
        height = heighttemp;
        widescreen = 0;
        filecheck = true;

    }
    else
    {
        filecheck = false;
        fclose(tplfp);
    }
}

GuiBanner::GuiBanner(void *mem, u32 len, int w, int h)
{
    if (!mem || !len) return;
    memory = mem;
    tplfilesize = len;
    width = w;
    height = h;

    TPLFile tplfile;

    int ret;

    ret = TPL_OpenTPLFromMemory(&tplfile, memory, tplfilesize);
    if (ret < 0)
    {
        free(memory);
        memory = NULL;
        return;
    }
    ret = TPL_GetTexture(&tplfile, 0, &texObj);
    if (ret < 0)
    {
        free(memory);
        memory = NULL;
        return;
    }
    TPL_CloseTPLFile(&tplfile);

    filecheck = true;
}

GuiBanner::~GuiBanner()
{
    if (memory != NULL)
    {
        free(memory);
        memory = NULL;
    }
}

void GuiBanner::Draw()
{
    LOCK( this );
    if (!filecheck || !this->IsVisible()) return;

    float currScale = this->GetScale();

    Menu_DrawTPLImg(this->GetLeft(), this->GetTop(), 0, width, height, &texObj, imageangle, widescreen ? currScale
            * 0.80 : currScale, currScale, this->GetAlpha(), xx1, yy1, xx2, yy2, xx3, yy3, xx4, yy4);

    this->UpdateEffects();
}