Method draw

forge-gui-mobile/src/forge/Graphics.java:200–236

(FDisplayObject displayObj)

    }

    public void draw(FDisplayObject displayObj) {
        if (displayObj.getWidth() <= 0 || displayObj.getHeight() <= 0) {
            return;
        }

        final Rectangle parentBounds = bounds;
        bounds = new Rectangle(parentBounds.x + displayObj.getLeft(), parentBounds.y + displayObj.getTop(), displayObj.getWidth(), displayObj.getHeight());
        if (!Dtransforms.isEmpty()) { //transform screen position if needed by applying transform matrix to rectangle
            updateScreenPosForRotation(displayObj);
        } else {
            displayObj.screenPos.set(bounds);
        }

        Rectangle intersection = Utils.getIntersection(bounds, visibleBounds);
        if (intersection != null) { //avoid drawing object if it's not within visible region
            final Rectangle backup = visibleBounds;
            visibleBounds = intersection;

            if (displayObj.getRotate90()) { //use top-right corner of bounds as pivot point
                startRotateTransform(displayObj.getWidth(), 0, -90);
                updateScreenPosForRotation(displayObj);
            } else if (displayObj.getRotate180()) { //use center of bounds as pivot point
                startRotateTransform(displayObj.getWidth() / 2, displayObj.getHeight() / 2, 180);
                //screen position won't change for this object from a 180 degree rotation
            }

            displayObj.draw(this);

            if (displayObj.getRotate90() || displayObj.getRotate180()) {
                endTransform();
            }

            visibleBounds = backup;
        }

        bounds = parentBounds;
    }

    private void updateScreenPosForRotation(FDisplayObject displayObj) {
        tmp.set(bounds.x, regionHeight - bounds.y, 0);