dk.jener.atlasGenerator.InputHandler.java Source code

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Here is the source code for dk.jener.atlasGenerator.InputHandler.java

Source

/*
 * Atlas generator is utility to generate .atlas files for a sprite sheet images that's compatible with LibGDX
 * Copyright (C) 2014  Jacob Jenner Rasmussen <http://jener.dk/>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package dk.jener.atlasGenerator;

import com.badlogic.gdx.Input;
import com.badlogic.gdx.InputProcessor;

public class InputHandler implements InputProcessor {
    private int rightMouse = -1, leftMouse = -1;
    private int rightMouseStartX = 0, rightMouseStartY = 0;
    private float rightStartX = 0, rightStartY = 0;

    @Override
    public boolean keyDown(int keycode) {
        return false;
    }

    @Override
    public boolean keyUp(int keycode) {
        switch (keycode) {
        case Input.Keys.C:
            Engine.getAtlasImg().center();
            return true;
        default:
            return true;
        }
    }

    @Override
    public boolean keyTyped(char character) {
        return false;
    }

    @Override
    public boolean touchDown(int screenX, int screenY, int pointer, int button) {
        if (button == 1 && rightMouse == -1) {
            rightMouse = pointer;
            rightMouseStartX = screenX;
            rightMouseStartY = screenY;
            rightStartX = Engine.getAtlasImg().getX();
            rightStartY = Engine.getAtlasImg().getY();
            return true;
        }

        if (button == 0 && leftMouse == -1) {
            leftMouse = pointer;
            Engine.getRegion().setRegionX1(Engine.getAtlasImg().toAtlasImageCordX(screenX));
            Engine.getRegion().setRegionY1(
                    Engine.getAtlasImg().toAtlasImageCordY((int) Engine.getViewport().getWorldHeight() - screenY));
            Engine.getRegion().setRegionX2(Engine.getAtlasImg().toAtlasImageCordX(screenX));
            Engine.getRegion().setRegionY2(
                    Engine.getAtlasImg().toAtlasImageCordY((int) Engine.getViewport().getWorldHeight() - screenY));
            Engine.getRegion().setActive(true);
            return true;
        } else
            return false;
    }

    @Override
    public boolean touchUp(int screenX, int screenY, int pointer, int button) {
        if (rightMouse == pointer) {
            rightMouse = -1;
            return true;
        } else if (leftMouse == pointer) {
            leftMouse = -1;
            Engine.getRegion().setActive(false);
            Engine.addCurrentRegion();
            return true;
        } else
            return false;
    }

    @Override
    public boolean touchDragged(int screenX, int screenY, int pointer) {
        if (rightMouse == pointer) {
            Engine.getAtlasImg().setPosition(rightStartX - (rightMouseStartX - screenX),
                    rightMouseStartY - screenY + rightStartY);
            return true;
        } else if (leftMouse == pointer) {
            Engine.getRegion().setRegionX2(Engine.getAtlasImg().toAtlasImageCordX(screenX));
            Engine.getRegion().setRegionY2(
                    Engine.getAtlasImg().toAtlasImageCordY((int) Engine.getViewport().getWorldHeight() - screenY));
            return true;
        } else
            return false;
    }

    @Override
    public boolean mouseMoved(int screenX, int screenY) {
        return false;
    }

    @Override
    public boolean scrolled(int amount) {
        Engine.getAtlasImg().changeZoom(-amount);
        return true;
    }
}