/**
* Causes resources used by the World Window to be freed. The World Window cannot be used once
* this method is called. An OpenGL context for the window must be current.
*/
public void shutdown() {
WorldWind.getDataFileStore().removePropertyChangeListener(this);
if (this.inputHandler != null) {
this.inputHandler.dispose();
this.inputHandler = new NoOpInputHandler();
}
// Clear the texture cache
if (this.getGpuResourceCache() != null) this.getGpuResourceCache().clear();
// Dispose all the layers // TODO: Need per-window dispose for layers
if (this.getModel() != null && this.getModel().getLayers() != null) {
for (Layer layer : this.getModel().getLayers()) {
try {
layer.dispose();
} catch (Exception e) {
Logging.logger()
.log(
java.util.logging.Level.SEVERE,
Logging.getMessage("WorldWindowGLCanvas.ExceptionWhileShuttingDownWorldWindow"),
e);
}
}
}
SceneController sc = this.getSceneController();
if (sc != null) sc.dispose();
}
/**
* Set the <code>MeasureTool</code> that this controller will be operating on.
*
* @param measureTool the <code>MeasureTool</code> that this controller will be operating on.
*/
public void setMeasureTool(MeasureTool measureTool) {
if (measureTool == null) {
String msg = Logging.getMessage("nullValue.MeasureToolIsNull");
Logging.logger().severe(msg);
throw new IllegalArgumentException(msg);
}
this.measureTool = measureTool;
}
/**
* Specifies an effect used to decorate the text. Can be one of {@link AVKey#TEXT_EFFECT_SHADOW}
* (default), or {@link AVKey#TEXT_EFFECT_NONE}.
*
* @param effect the effect to use for text rendering
*/
public void setEffect(String effect) {
if (effect == null) {
String message = Logging.getMessage("nullValue.StringIsNull");
Logging.logger().severe(message);
throw new IllegalArgumentException(message);
}
this.effect = effect;
}
/**
* Specifies the amount of space (in pixels) between the label's content and the edges of the
* label's frame.
*
* @param insets the desired padding between the label's content and its frame, in pixels.
* @throws IllegalArgumentException if <code>insets</code> is <code>null</code>.
* @see #getInsets()
*/
public void setInsets(Insets insets) {
if (insets == null) {
String message = Logging.getMessage("nullValue.InsetsIsNull");
Logging.logger().severe(message);
throw new IllegalArgumentException(message);
}
this.insets = insets;
}
/**
* Specifies the opacity of the label's interior as a floating-point value in the range 0.0 to
* 1.0. A value of 1.0 specifies a completely opaque interior, and 0.0 specifies a completely
* transparent interior. Values in between specify a partially transparent interior.
*
* @param interiorOpacity the opacity of label's interior as a floating-point value from 0.0 to
* 1.0.
* @throws IllegalArgumentException if <code>opacity</code> is less than 0.0 or greater than 1.0.
*/
public void setInteriorOpacity(double interiorOpacity) {
if (opacity < 0 || opacity > 1) {
String message = Logging.getMessage("generic.OpacityOutOfRange", opacity);
Logging.logger().severe(message);
throw new IllegalArgumentException(message);
}
this.interiorOpacity = interiorOpacity;
}
/**
* Specifies the material used to draw the label.
*
* @param material New material.
*/
public void setMaterial(Material material) {
if (material == null) {
String message = Logging.getMessage("nullValue.MaterialIsNull");
Logging.logger().severe(message);
throw new IllegalArgumentException(message);
}
this.material = material;
}
/**
* Specifies the line spacing applied to multi-line labels.
*
* @param lineSpacing New line spacing.
*/
public void setLineSpacing(int lineSpacing) {
if (lineSpacing < 0) {
String message = Logging.getMessage("generic.ArgumentOutOfRange");
Logging.logger().severe(message);
throw new IllegalArgumentException(message);
}
this.lineSpacing = lineSpacing;
}
/**
* Specifies the offset from the geographic position at which to draw the label. The default
* offset aligns the label horizontal with the text alignment position, and centers the label
* vertically. For example, if the text alignment is <code>AVKey.LEFT</code>., then the left edge
* of the text will be aligned with the geographic position, and the label will be centered
* vertically.
*
* <p>When the text is rotated a horizontal offset moves the text along the orientation line, and
* a vertical offset moves the text perpendicular to the orientation line.
*
* @param offset The offset at which to draw the label.
*/
public void setOffset(Offset offset) {
if (offset == null) {
String message = Logging.getMessage("nullValue.OffsetIsNull");
Logging.logger().severe(message);
throw new IllegalArgumentException(message);
}
this.offset = offset;
}
/**
* Specifies the text alignment. Can be one of {@link AVKey#LEFT} (default), {@link AVKey#CENTER},
* or {@link AVKey#RIGHT}.
*
* @param textAlign New text alignment.
*/
public void setTextAlign(String textAlign) {
if (textAlign == null) {
String message = Logging.getMessage("nullValue.StringIsNull");
Logging.logger().severe(message);
throw new IllegalArgumentException(message);
}
this.textAlign = textAlign;
}
/**
* Get the label bounding {@link java.awt.Rectangle} using OGL coordinates - bottom-left corner x
* and y relative to the {@link gov.nasa.worldwind.WorldWindow} bottom-left corner. If the label
* is rotated then the returned rectangle is the bounding rectangle of the rotated label.
*
* @param dc the current DrawContext.
* @return the label bounding {@link java.awt.Rectangle} using OGL viewport coordinates.
* @throws IllegalArgumentException if <code>dc</code> is null.
*/
public Rectangle getBounds(DrawContext dc) {
if (dc == null) {
String message = Logging.getMessage("nullValue.DrawContextIsNull");
Logging.logger().severe(message);
throw new IllegalArgumentException(message);
}
this.computeGeometryIfNeeded(dc);
return this.screenExtent;
}
/**
* Specifies the font used to draw the label.
*
* @param font New font.
*/
public void setFont(Font font) {
if (font == null) {
String message = Logging.getMessage("nullValue.FontIsNull");
Logging.logger().severe(message);
throw new IllegalArgumentException(message);
}
if (font != this.font) {
this.font = font;
this.bounds = null; // Need to recompute
}
}
/** {@inheritDoc} */
public void render(DrawContext dc) {
// This render method is called three times during frame generation. It's first called as a
// Renderable
// during Renderable picking. It's called again during normal rendering. And it's called a third
// time as an OrderedRenderable. The first two calls determine whether to add the label the
// ordered renderable
// list during pick and render. The third call just draws the ordered renderable.
if (dc == null) {
String msg = Logging.getMessage("nullValue.DrawContextIsNull");
Logging.logger().severe(msg);
throw new IllegalArgumentException(msg);
}
if (dc.isOrderedRenderingMode()) this.drawOrderedRenderable(dc);
else this.makeOrderedRenderable(dc);
}
/** {@inheritDoc} */
public void pick(DrawContext dc, Point pickPoint) {
// This method is called only when ordered renderables are being drawn.
// Arg checked within call to render.
if (dc == null) {
String msg = Logging.getMessage("nullValue.DrawContextIsNull");
Logging.logger().severe(msg);
throw new IllegalArgumentException(msg);
}
this.pickSupport.clearPickList();
try {
this.pickSupport.beginPicking(dc);
this.render(dc);
} finally {
this.pickSupport.endPicking(dc);
this.pickSupport.resolvePick(dc, pickPoint, this.pickLayer);
}
}
protected void drawMultiLineText(TextRenderer textRenderer, int x, int y) {
if (this.lines == null) {
String msg = Logging.getMessage("nullValue.StringIsNull");
Logging.logger().severe(msg);
throw new IllegalArgumentException(msg);
}
for (int i = 0; i < this.lines.length; i++) {
String line = this.lines[i];
Rectangle2D bounds = this.lineBounds[i];
int xAligned = x;
if (this.textAlign.equals(AVKey.CENTER)) xAligned = x - (int) (bounds.getWidth() / 2);
else if (this.textAlign.equals(AVKey.RIGHT)) xAligned = x - (int) (bounds.getWidth());
y -= this.lineHeight;
textRenderer.draw3D(line, xAligned, y, 0, 1);
y -= this.lineSpacing;
}
}
