Application: gvSIG desktop » gvSIG Document Layout

        Graphics rg = null;

        try {

            if (disp_img == null || w < 1 || h < 1) {

                return new BufferedImage(1, 1, BufferedImage.TYPE_INT_ARGB);

            }

            int from_w = disp_img.getWidth(null);

            int from_h = disp_img.getHeight(null);

            if (from_w < 1 || from_h < 1) {

                return new BufferedImage(1, 1, BufferedImage.TYPE_INT_ARGB);

            }

            BufferedImage resp =

                new BufferedImage(w, h, BufferedImage.TYPE_INT_ARGB);

            rg = resp.createGraphics();

            double rat_w = (1d*w) / (1d*from_w);

            double rat_h = (1d*h) / (1d*from_h);

            int offset_w = 0;

            int offset_h = 0;

            Image aux = null;

            if (rat_w <= rat_h) {

                // apply resize of width

                int target_h = Math.max(1, (int) (from_h * rat_w));

                // w, target_h

                offset_w = 0;

                offset_h = (h - target_h) / 2;

                aux = disp_img.getScaledInstance(w, target_h, Image.SCALE_FAST);

                rg.drawImage(aux, offset_w, offset_h, null);

            } else {

                // apply resize from height

                int target_w = Math.max(1, (int) (from_w * rat_h));

                // target_w, h

                offset_w = (w - target_w) / 2;

                offset_h = 0;

                aux = disp_img.getScaledInstance(target_w, h, Image.SCALE_FAST);

                rg.drawImage(aux, offset_w, offset_h, null);

            }

            aux = null;

            resp.flush();

            rg.dispose();

            return resp;

        } catch (Throwable th) {

            logger.info("While resizing image.", th);

            if (rg != null) {

                rg.dispose();

            }

            return null;