package com.sencha.gxt.explorer.client.draw; import com.google.gwt.core.client.EntryPoint; import com.google.gwt.event.logical.shared.ValueChangeEvent; import com.google.gwt.event.logical.shared.ValueChangeHandler; import com.google.gwt.user.client.ui.IsWidget; import com.google.gwt.user.client.ui.RootPanel; import com.google.gwt.user.client.ui.VerticalPanel; import com.google.gwt.user.client.ui.Widget; import com.sencha.gxt.chart.client.draw.DrawComponent; import com.sencha.gxt.chart.client.draw.sprite.TextSprite; import com.sencha.gxt.explorer.client.model.Example.Detail; import com.sencha.gxt.widget.core.client.Slider; public class RotateTextExample implements IsWidget, EntryPoint { @Override public Widget asWidget() { VerticalPanel vp = new VerticalPanel(); vp.setSpacing(20); Slider slider = new Slider(); slider.setIncrement(1); slider.setMinValue(0); slider.setMaxValue(360); vp.add(slider); DrawComponent draw = new DrawComponent(400, 400); TextSprite text = new TextSprite("With Ext GWT 3.0 Drawing"); text.setFont("Arial"); text.setFontSize(18); text.setRotation(45); text.setTranslation(20, 20); draw.addSprite(text); text = new TextSprite("Creating rotated text"); text.setFont("Arial"); text.setFontSize(18); text.setRotation(90); text.setTranslation(200, 20); draw.addSprite(text); final TextSprite rotate = new TextSprite("Is a snap!"); rotate.setFont("Arial"); rotate.setFontSize(18); rotate.setRotation(45); rotate.setTranslation(300, 100); draw.addSprite(rotate); vp.add(draw); slider.addValueChangeHandler(new ValueChangeHandler<Integer>() { @Override public void onValueChange(ValueChangeEvent<Integer> event) { rotate.setRotation(event.getValue()); rotate.redraw(); } }); return vp; } public void onModuleLoad() { RootPanel.get().add(asWidget()); } }