Examples with HwmfMapMode org.apache.poi.hwmf.record.HwmfMapMode used on opensource projects

Example 1 with HwmfMapMode

use of org.apache.poi.hwmf.record.HwmfMapMode in project poi by apache.

the class HwmfGraphics method updateWindowMapMode.

/**
     * After setting various window and viewport related properties,
     * the underlying graphics context needs to be adapted.
     * This methods gathers and sets the corresponding graphics transformations.
     */
public void updateWindowMapMode() {
    Rectangle2D win = prop.getWindow();
    HwmfMapMode mapMode = prop.getMapMode();
    graphicsCtx.setTransform(initialAT);
    switch(mapMode) {
        default:
        case MM_ANISOTROPIC:
            // scale window bounds to output bounds
            graphicsCtx.scale(bbox.getWidth() / win.getWidth(), bbox.getHeight() / win.getHeight());
            graphicsCtx.translate(-win.getX(), -win.getY());
            break;
        case MM_ISOTROPIC:
            // TODO: to be validated ...
            // like anisotropic, but use x-axis as reference
            graphicsCtx.scale(bbox.getWidth() / win.getWidth(), bbox.getWidth() / win.getWidth());
            graphicsCtx.translate(-win.getX(), -win.getY());
            break;
        case MM_LOMETRIC:
        case MM_HIMETRIC:
        case MM_LOENGLISH:
        case MM_HIENGLISH:
        case MM_TWIPS:
            {
                // TODO: to be validated ...
                GraphicsConfiguration gc = graphicsCtx.getDeviceConfiguration();
                graphicsCtx.transform(gc.getNormalizingTransform());
                graphicsCtx.scale(1. / mapMode.scale, -1. / mapMode.scale);
                graphicsCtx.translate(-win.getX(), -win.getY());
                break;
            }
        case MM_TEXT:
            // TODO: to be validated ...
            break;
    }
}