package Editor;

import Main.Key;
import Main.L;
import Main.P;
import Main.PPM;
import Other.GetImage;
import UI.UI;
import com.annimon.ScreenShotCanvas;
import com.annimon.resize.Resizer;
import javax.microedition.lcdui.*;

/**
 * Класс выбора цвета из палитры
 * @author aNNiMON
 */
public class PalColorSel extends ScreenShotCanvas implements Runnable {

    /** Размер курсора */
    private static final byte CUR_SIZE = 4;
    
    /** Размер экрана */
    private int w, h;
    /** Выполнение потока */
    private boolean isRun;
    /** Нажатая клавиша */
    private int key;
    /** Позиции курсора */
    private int cx, cy;
    
    /** Размер шрифта */
    private int fontHeight;
    /** Высота софтбара */
    private int softBarHeight;
    
    /** Режим мультивыбора цвета (МЦ) */
    private boolean multicolor;
    /** Идентификатор выбираемого цвета в МЦ режиме */
    private byte multicolor_id;
    
    /** Картинка палитры цветов */
    private Image pal;
    
    /** Предыдущий экран */
    private Displayable previousScreen;

    /**
     * Конструктор
     */
    public PalColorSel() {
        setFullScreenMode(true);
        w = getWidth();
        h = getHeight();
        previousScreen = PPM.midlet.ed;
        isRun = true;
        multicolor = false;
        key = 0;
        P.rc = P.gc = P.bc = 0;
        fontHeight = P.smBold.getHeight() + 2;
        cx = P.pcscx;
        cy = P.pcscy;
        if (cx == 0 && cy == 0) {
            P.pcscx = cx = w / 2;
            P.pcscy = cy = h / 2;
        }
        pal = new GetImage().loadImages(1);
        softBarHeight = UI.getSoftBarHeight();
        Resizer resizer = new Resizer(w - 10, h - 4 * softBarHeight - fontHeight);
        resizer.setInterpolation(Resizer.BRESENHAM);
        resizer.setProcessingAlpha(false);
        pal = resizer.resizeImage(pal);
        new Thread(this).start();
    }

    /**
     * Конструктор для МЦ режима
     * @param dspl экран, куда возвращаться
     * @param id идентификатор выбираемого цвета массива МЦ режима
     */
    public PalColorSel(Displayable dspl, byte id) {
        this();
        this.previousScreen = dspl;
        this.multicolor_id = id;
        multicolor = true;
    }

    protected void sizeChanged(int w, int h) {
        this.w = getWidth();
        this.h = getHeight();
        if (cx == 0 && cy == 0) {
            P.pcscx = cx = w / 2;
            P.pcscy = cy = h / 2;
        }
        pal = new GetImage().loadImages(1);
        Resizer resizer = new Resizer(w - 10, h - 4 * softBarHeight - fontHeight);
        resizer.setInterpolation(Resizer.BRESENHAM);
        resizer.setProcessingAlpha(false);
        pal = resizer.resizeImage(pal);
        super.sizeChanged(w, h);
    }

    public void paint(Graphics g) {
        g.setColor(P.backgrnd);
        g.fillRect(0, 0, w, h);
        UI.drawTitle(g, L.str[L.chooseColor] + ". " + L.str[L.palette] + ".");
        g.setFont(P.smBold);
        g.drawImage(pal, 5, softBarHeight + 2, 20);
        cursor(g);

        int rgb = Effects.get(pal, cx - 5, cy - softBarHeight - 2);
        P.rc = Effects.acolor(rgb, 'r');
        P.gc = Effects.acolor(rgb, 'g');
        P.bc = Effects.acolor(rgb, 'b');

        int hh = fontHeight + softBarHeight / 2;
        int xh = h - fontHeight * 3;
        g.setColor(0xFFFFFF);
        g.fillRect(9, xh - 1, w - 16, hh + 2);
        g.setColor(0);
        g.fillRect(10, xh, w / 2 - 9, hh);
        Effects.drawRGBrect(g, P.ac, P.rc, P.gc, P.bc, 10, xh, w - 18, hh);


        g.setColor(P.obv);
        g.drawString(Integer.toHexString(rgb), 10, h - (fontHeight * 4), 20);
        UI.drawSoftBar(g, L.str[L.Ok], L.str[L.Back]);
    }

    private void cursor(Graphics g) {
        g.setColor(0x00);
        g.drawLine(cx + 1, cy, cx + CUR_SIZE, cy);
        g.drawLine(cx - CUR_SIZE, cy, cx - 1, cy);
        g.drawLine(cx, cy - CUR_SIZE, cx, cy - 1);
        g.drawLine(cx, cy + 1, cx, cy + CUR_SIZE);
    }

    public void run() {
        do {
            int ga = 0;
            if (key != 0) {
                ga = getGameAction(key);
                if (ga == UP) {
                    cy--;
                    if (cy < softBarHeight + 2) {
                        cy = softBarHeight + 1 + pal.getHeight();
                    }
                } else if (ga == DOWN) {
                    cy++;
                    if (cy > softBarHeight + 1 + pal.getHeight()) {
                        cy = softBarHeight + 2;
                    }
                } else if (ga == LEFT) {
                    cx--;
                    if (cx < 5) {
                        cx = w - 6;
                    }
                } else if (ga == RIGHT) {
                    cx++;
                    if (cx > w - 6) {
                        cx = 5;
                    }
                }
                repaint();
            }
            try {
                Thread.sleep(5L);
            } catch (Exception exception) {
            }
        } while (isRun);
    }

    public void keyPressed(int key) {
        super.keyPressed(key);
        int ga = getGameAction(key);
        if (key == Key.leftSoftKey) {
            leftSoft();
        } else if (key == Key.rightSoftKey) {
            rightSoft();
        } else if (ga == UP) {
            cy--;
            if (cy < softBarHeight + 2) {
                cy = softBarHeight + 1 + pal.getHeight();
            }
        } else if (ga == DOWN) {
            cy++;
            if (cy > softBarHeight + 1 + pal.getHeight()) {
                cy = softBarHeight + 2;
            }
        } else if (ga == LEFT) {
            cx--;
            if (cx < 5) {
                cx = w - 6;
            }
        } else if (ga == RIGHT) {
            cx++;
            if (cx > w - 6) {
                cx = 5;
            }
        } else if (key == KEY_NUM0 && !multicolor) {
            int nrgb = Editor.rgb2;
            Editor.rgb2 = Effects.color(P.ac, P.rc, P.gc, P.bc);
            P.ac = Effects.acolor(nrgb, 'a');
            P.rc = Effects.acolor(nrgb, 'r');
            P.gc = Effects.acolor(nrgb, 'g');
            P.bc = Effects.acolor(nrgb, 'b');
        }
        repaint();
    }

    protected void pointerDragged(int pix, int piy) {
        checkPointer(pix, piy);
        repaint();
    }

    protected void pointerPressed(int pix, int piy) {
        int y = softBarHeight;
        if (pix > w - 2 * y && piy > h - y) {
            rightSoft();
        } else if (pix < 2 * y && piy > h - y) {
            leftSoft();
        } else {
            checkPointer(pix, piy);
        }
        repaint();
    }

    protected void pointerReleased(int pix, int piy) {
        checkPointer(pix, piy);
        repaint();
    }

    public void keyRepeated(int i) {
        key = i;
    }

    public void keyReleased(int i) {
        key = 0;
    }

    private void leftSoft() {
        if (multicolor) {
            P.multicolor[multicolor_id] = Effects.color(P.ac, P.rc, P.gc, P.bc);
        } else {
            Editor.rgb1 = Effects.color(P.ac, P.rc, P.gc, P.bc);
            Editor.G.setColor(Editor.rgb1);
        }
        rightSoft();
    }

    private void rightSoft() {
        key = 0;
        P.pcscx = cx;
        P.pcscy = cy;
        isRun = false;
        PPM.dsp.setCurrent(previousScreen);
    }

    private void checkPointer(int pix, int piy) {
        cx = pix;
        cy = piy;
        if (cy < softBarHeight + 2) {
            cy = softBarHeight + 2;
        } else if (cy > softBarHeight + 1 + pal.getHeight()) {
            cy = softBarHeight + 1 + pal.getHeight();
        }
        if (cx < 5) {
            cx = 5;
        } else if (cx > w - 6) {
            cx = w - 6;
        }
    }
}