#include "ay_viewer.h"
#include "ui.h"
#include "ay-3-8912.h"

void ay_viewer::show()
{
    if (!win)
    {
        win = SDL_CreateWindow("AY-3-8912 Viewer", SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, 512, 512, SDL_WINDOW_SHOWN);
        ren = SDL_CreateRenderer(win, -1, 0);
        tex = SDL_CreateTexture(ren, SDL_PIXELFORMAT_ARGB8888, SDL_TEXTUREACCESS_STREAMING, 512, 512);
        uitex = ui::createtexture(ren);

        //ui::window::registerWindow(SDL_GetWindowID(win), handleEvent);
    }
    refresh();
}

void ay_viewer::refresh()
{
        if (!win) return;

        ui::setrenderer(ren, uitex);

/*
        Uint32 *pixels;
        int pitch;
        SDL_LockTexture(tex, NULL, (void**)&pixels, &pitch);
        for (int i=0; i<65536; ++i)
        {
            //uint8_t tag = z80::getMemTag(i);
            //pixels[i] = tag==MEMTAG_NONE ? 0x808080 : tag==MEMTAG_DATA ? 0x0000FF : tag==MEMTAG_MIXED ? 0xFF00FF : 0x00FF00;
            uint32_t none_color = i<0x4000 ? 0x101010 : i<0x5800 ? 0x202020 : i<0x5b00 ? 0x404040 : 0x808080;
            uint8_t tag = mem::getTag(i);
            pixels[i] = !(tag & MEMTAG_TOUCHED) ? none_color : (tag & MEMTAG_TINST) ? 0x00FF00 : (tag & MEMTAG_TREPEAT) ? 0xFF0000 : 0x0000FF;
        }
        pixels[z80::getPC()] = 0xFFFFFF;

        SDL_UnlockTexture(tex);
        SDL_RenderCopy(ren, tex, NULL, NULL);
*/
        SDL_SetRenderDrawColor(ren, 30, 30, 30, 255);
        SDL_RenderClear(ren);

        char temp[256];

        ui::panel(0,0,9,18,"REG:");

        for (int i=0; i<16; ++i) {
            sprintf(temp, "%2u: %3u", i, audio::debug::get_register(i));
            ui::printtxt(0,i,temp, COLOR_WHITE);
        }

        ui::panel(9,0,18,18,"CHANNEL A:");
        sprintf(temp, "TONE FREQ: %4u", audio::debug::get_channel_a_tone_freq());
        ui::printtxt(0,0,temp, COLOR_WHITE);
        sprintf(temp, "COUNTER:   %4u", audio::debug::get_channel_a_tone_freq_counter());
        ui::printtxt(0,1,temp, COLOR_WHITE);
        sprintf(temp, "TONE LEVL:    %1u", audio::debug::get_channel_a_tone_level());
        ui::printtxt(0,2,temp, COLOR_WHITE);
        sprintf(temp, "LEVEL:        %1u", audio::debug::get_channel_a_level());
        ui::printtxt(0,3,temp, COLOR_WHITE);


        SDL_RenderPresent(ren);
}

void ay_viewer::hide()
{
    //ui::window::unregisterWindow(SDL_GetWindowID(win));
    SDL_DestroyTexture(uitex); uitex = nullptr;
    SDL_DestroyTexture(tex); tex = nullptr;
    SDL_DestroyRenderer(ren); ren = nullptr;
    SDL_DestroyWindow(win); win = nullptr;
}

void ay_viewer::focus()
{
    if (win) {
        SDL_RaiseWindow(win);
        refresh();
    }
}

bool ay_viewer::handleEvent(SDL_Event *e)
{
    return true;
}