Example usage for com.badlogic.gdx.math Polygon translate

Introduction

In this page you can find the example usage for com.badlogic.gdx.math Polygon translate.

Prototype

public void translate(float x, float y) 

Source Link

Document

Translates the polygon's position by the specified horizontal and vertical amounts.

Usage

From source file:com.agateau.pixelwheels.vehicledef.VehicleIO.java

License:Open Source License

private static Shape2D loadShape(XmlReader.Element element, float vehicleWidth, float vehicleHeight) {
    String type = element.getName();
    if (type.equals("octogon")) {
        float width = element.getFloatAttribute("height");
        float height = element.getFloatAttribute("width");
        float x = element.getFloatAttribute("y", (vehicleWidth - width) / 2);
        float y = element.getFloatAttribute("x", (vehicleHeight - height) / 2);
        float corner = element.getFloatAttribute("corner", 0);
        Polygon polygon = new Polygon();
        polygon.setVertices(new float[] { width / 2 - corner, -height / 2, width / 2, -height / 2 + corner,
                width / 2, height / 2 - corner, width / 2 - corner, height / 2, -width / 2 + corner, height / 2,
                -width / 2, height / 2 - corner, -width / 2, -height / 2 + corner, -width / 2 + corner,
                -height / 2 });/*ww w . ja v a  2 s  .c om*/
        polygon.translate(x - (vehicleWidth - width) / 2, y - (vehicleHeight - height) / 2);
        return polygon;
    } else if (type.equals("trapezoid")) {
        float bottomHeight = element.getFloatAttribute("bottomWidth");
        float topHeight = element.getFloatAttribute("topWidth");
        float height = Math.max(bottomHeight, topHeight);
        float width = element.getFloatAttribute("height");
        float x = element.getFloatAttribute("y", (vehicleWidth - width) / 2);
        float y = element.getFloatAttribute("x", (vehicleHeight - height) / 2);
        Polygon polygon = new Polygon();
        polygon.setVertices(new float[] { width / 2, topHeight / 2, -width / 2, bottomHeight / 2, -width / 2,
                -bottomHeight / 2, width / 2, -topHeight / 2, });
        polygon.translate(x - (vehicleWidth - width) / 2, y - (vehicleHeight - height) / 2);
        return polygon;
    } else {
        throw new RuntimeException("Unknown shape type: " + element);
    }
}

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From source file:com.bladecoder.engineeditor.scneditor.ScnWidgetInputListener.java

License:Apache License

@Override
public void touchDragged(InputEvent event, float x, float y, int pointer) {
    // EditorLogger.debug("Touch Dragged - X: " + Gdx.input.getX() + " Y: "
    // + Gdx.input.getY());

    super.touchDragged(event, x, y, pointer);

    if (Gdx.input.isButtonPressed(Buttons.LEFT)) {
        Scene scn = scnWidget.getScene();

        if (scn == null)
            return;

        Vector2 d = new Vector2(Gdx.input.getX(), Gdx.input.getY());
        scnWidget.screenToWorldCoords(d);

        d.sub(org);/*from   w w w.j  a v  a 2s .c o  m*/
        org.add(d);

        if (draggingMode == DraggingModes.DRAGGING_ACTOR) {

            selActor.setPosition(selActor.getX() + d.x, selActor.getY() + d.y);
            Ctx.project.setModified(this, Project.POSITION_PROPERTY, null, selActor);

        } else if (draggingMode == DraggingModes.DRAGGING_BBOX_POINT) {
            Polygon poly = selActor.getBBox();

            float verts[] = poly.getVertices();
            verts[vertIndex] += d.x;
            verts[vertIndex + 1] += d.y;
            poly.dirty();

            Ctx.project.setModified();
        } else if (draggingMode == DraggingModes.DRAGGING_WALKZONE_POINT) {
            Polygon poly = scn.getPolygonalNavGraph().getWalkZone();

            float verts[] = poly.getVertices();
            verts[vertIndex] += d.x;
            verts[vertIndex + 1] += d.y;
            poly.dirty();

            Ctx.project.setModified();
        } else if (draggingMode == DraggingModes.DRAGGING_WALKZONE) {
            Polygon poly = scn.getPolygonalNavGraph().getWalkZone();
            poly.translate(d.x, d.y);
        } else if (draggingMode == DraggingModes.DRAGGING_MARKER_0) {
            Vector2 depthVector = scnWidget.getScene().getDepthVector();

            depthVector.x += d.y;
            Ctx.project.setModified();
            updateFakeDepth();
        } else if (draggingMode == DraggingModes.DRAGGING_MARKER_100) {
            Vector2 depthVector = scnWidget.getScene().getDepthVector();

            depthVector.y += d.y;
            Ctx.project.setModified();
            updateFakeDepth();
        }

    } else if (Gdx.input.isButtonPressed(Buttons.RIGHT) || Gdx.input.isButtonPressed(Buttons.MIDDLE)) {

        Vector2 p = new Vector2(Gdx.input.getX(), Gdx.input.getY());
        scnWidget.screenToWorldCoords(p);
        p.sub(org);

        scnWidget.translate(p);
    }
}

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From source file:org.catrobat.catroid.content.Look.java

License:Open Source License

public Polygon[] getCurrentCollisionPolygon() {
    Polygon[] originalPolygons;//from  w ww .  j  a  v a2 s . c  o m
    if (getLookData() == null) {
        originalPolygons = new Polygon[0];
    } else {
        if (getLookData().getCollisionInformation().collisionPolygons == null) {
            getLookData().getCollisionInformation().loadOrCreateCollisionPolygon();
        }
        originalPolygons = getLookData().getCollisionInformation().collisionPolygons;
    }

    Polygon[] transformedPolygons = new Polygon[originalPolygons.length];

    for (int p = 0; p < transformedPolygons.length; p++) {
        Polygon poly = new Polygon(originalPolygons[p].getTransformedVertices());
        poly.translate(getX(), getY());
        poly.setRotation(getRotation());
        poly.setScale(getScaleX(), getScaleY());
        poly.setOrigin(getOriginX(), getOriginY());
        transformedPolygons[p] = poly;
    }
    return transformedPolygons;
}

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