Example usage for com.badlogic.gdx.scenes.scene2d.ui WidgetGroup getPrefHeight

Introduction

In this page you can find the example usage for com.badlogic.gdx.scenes.scene2d.ui WidgetGroup getPrefHeight.

Prototype

public float getPrefHeight() 

Source Link

Usage

From source file:es.eucm.ead.editor.view.widgets.draw.ColorPickerPanel.java

License:Open Source License

public void completeRowsIfPossible(WidgetGroup reference) {
    reference.layout();//from w  ww  . j  a v  a 2 s .co m
    IconButton image = (IconButton) colors.getChildren().first();

    int rowsToAdd = Math.min(
            (int) Math.floor((Gdx.graphics.getHeight() - reference.getPrefHeight()) / image.getPrefHeight()),
            style.rows - colors.getRows());

    for (int i = 0; i < rowsToAdd; i++) {
        addColorRow();
    }

    SnapshotArray<Actor> children = colors.getChildren();
    for (int i = 0, n = children.size; i < n; ++i) {
        Actor actor = children.get(i);

        int intCol = prefs.getInteger(Preferences.PREF_COLOR + i, -1);
        if (intCol == -1) {
            float[] rgb = picker.HSBtoRGB(i / (float) n, 1, 1);
            actor.setColor(rgb[0], rgb[1], rgb[2], 1f);
        } else {
            Color.rgba8888ToColor(actor.getColor(), intCol);
            actor.setColor(actor.getColor());
        }
    }
}

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